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deletet less1.7backup - added 4.0.0 for choice

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gtbu 2023-04-09 17:00:21 +02:00
parent 44c7658d9b
commit 5312367dea
126 changed files with 11178 additions and 10443 deletions
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79
include/thirdparty/less.php/___1.7.0.13/Autoloader.php vendored
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@ -1,79 +0,0 @@
<?php
/**
* Autoloader
*
* @package Less
* @subpackage autoload
*/
class Less_Autoloader {
/**
* Registered flag
*
* @var boolean
*/
protected static $registered = false;
/**
* Library directory
*
* @var string
*/
protected static $libDir;
/**
* Register the autoloader in the spl autoloader
*
* @return void
* @throws Exception If there was an error in registration
*/
public static function register(){
if( self::$registered ){
return;
}
self::$libDir = dirname(__FILE__);
if(false === spl_autoload_register(array('Less_Autoloader', 'loadClass'))){
throw new Exception('Unable to register Less_Autoloader::loadClass as an autoloading method.');
}
self::$registered = true;
}
/**
* Unregisters the autoloader
*
* @return void
*/
public static function unregister(){
spl_autoload_unregister(array('Less_Autoloader', 'loadClass'));
self::$registered = false;
}
/**
* Loads the class
*
* @param string $className The class to load
*/
public static function loadClass($className){
// handle only package classes
if(strpos($className, 'Less_') !== 0){
return;
}
$className = substr($className,5);
$fileName = self::$libDir . DIRECTORY_SEPARATOR . str_replace('_', DIRECTORY_SEPARATOR, $className) . '.php';
if(file_exists($fileName)){
require $fileName;
return true;
}else{
throw new Exception('file not loadable '.$fileName);
}
}
}

319
include/thirdparty/less.php/___1.7.0.13/Cache.php vendored
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@ -1,319 +0,0 @@
<?php
require_once( dirname(__FILE__).'/Version.php');
/**
* Utility for handling the generation and caching of css files
*
* @package Less
* @subpackage cache
*
*/
class Less_Cache{
// directory less.php can use for storing data
public static $cache_dir = false;
// prefix for the storing data
public static $prefix = 'lessphp_';
// prefix for the storing vars
public static $prefix_vars = 'lessphpvars_';
// specifies the number of seconds after which data created by less.php will be seen as 'garbage' and potentially cleaned up
public static $gc_lifetime = 604800;
/**
* Save and reuse the results of compiled less files.
* The first call to Get() will generate css and save it.
* Subsequent calls to Get() with the same arguments will return the same css filename
*
* @param array $less_files Array of .less files to compile
* @param array $parser_options Array of compiler options
* @param array $modify_vars Array of variables
* @return string Name of the css file
*/
public static function Get( $less_files, $parser_options = array(), $modify_vars = array() ){
//check $cache_dir
if( isset($parser_options['cache_dir']) ){
Less_Cache::$cache_dir = $parser_options['cache_dir'];
}
if( empty(Less_Cache::$cache_dir) ){
throw new Exception('cache_dir not set');
}
if( isset($parser_options['prefix']) ){
Less_Cache::$prefix = $parser_options['prefix'];
}
if( empty(Less_Cache::$prefix) ){
throw new Exception('prefix not set');
}
if( isset($parser_options['prefix_vars']) ){
Less_Cache::$prefix_vars = $parser_options['prefix_vars'];
}
if( empty(Less_Cache::$prefix_vars) ){
throw new Exception('prefix_vars not set');
}
self::CheckCacheDir();
$less_files = (array)$less_files;
//create a file for variables
if( !empty($modify_vars) ){
$lessvars = Less_Parser::serializeVars($modify_vars);
$vars_file = Less_Cache::$cache_dir . Less_Cache::$prefix_vars . sha1($lessvars) . '.less';
if( !file_exists($vars_file) ){
file_put_contents($vars_file, $lessvars);
}
$less_files += array($vars_file => '/');
}
// generate name for compiled css file
$hash = md5(json_encode($less_files));
$list_file = Less_Cache::$cache_dir . Less_Cache::$prefix . $hash . '.list';
// check cached content
if( !isset($parser_options['use_cache']) || $parser_options['use_cache'] === true ){
if( file_exists($list_file) ){
self::ListFiles($list_file, $list, $cached_name);
$compiled_name = self::CompiledName($list, $hash);
// if $cached_name is the same as the $compiled name, don't regenerate
if( !$cached_name || $cached_name === $compiled_name ){
$output_file = self::OutputFile($compiled_name, $parser_options );
if( $output_file && file_exists($output_file) ){
@touch($list_file);
return basename($output_file); // for backwards compatibility, we just return the name of the file
}
}
}
}
$compiled = self::Cache( $less_files, $parser_options );
if( !$compiled ){
return false;
}
$compiled_name = self::CompiledName( $less_files, $hash );
$output_file = self::OutputFile($compiled_name, $parser_options );
//save the file list
$list = $less_files;
$list[] = $compiled_name;
$cache = implode("\n",$list);
file_put_contents( $list_file, $cache );
//save the css
file_put_contents( $output_file, $compiled );
//clean up
self::CleanCache();
return basename($output_file);
}
/**
* Force the compiler to regenerate the cached css file
*
* @param array $less_files Array of .less files to compile
* @param array $parser_options Array of compiler options
* @param array $modify_vars Array of variables
* @return string Name of the css file
*/
public static function Regen( $less_files, $parser_options = array(), $modify_vars = array() ){
$parser_options['use_cache'] = false;
return self::Get( $less_files, $parser_options, $modify_vars );
}
public static function Cache( &$less_files, $parser_options = array() ){
// get less.php if it exists
$file = dirname(__FILE__) . '/Less.php';
if( file_exists($file) && !class_exists('Less_Parser') ){
require_once($file);
}
$parser_options['cache_dir'] = Less_Cache::$cache_dir;
$parser = new Less_Parser($parser_options);
// combine files
foreach($less_files as $file_path => $uri_or_less ){
//treat as less markup if there are newline characters
if( strpos($uri_or_less,"\n") !== false ){
$parser->Parse( $uri_or_less );
continue;
}
$parser->ParseFile( $file_path, $uri_or_less );
}
$compiled = $parser->getCss();
$less_files = $parser->allParsedFiles();
return $compiled;
}
private static function OutputFile( $compiled_name, $parser_options ){
//custom output file
if( !empty($parser_options['output']) ){
//relative to cache directory?
if( preg_match('#[\\\\/]#',$parser_options['output']) ){
return $parser_options['output'];
}
return Less_Cache::$cache_dir.$parser_options['output'];
}
return Less_Cache::$cache_dir.$compiled_name;
}
private static function CompiledName( $files, $extrahash ){
//save the file list
$temp = array(Less_Version::cache_version);
foreach($files as $file){
$temp[] = filemtime($file)."\t".filesize($file)."\t".$file;
}
return Less_Cache::$prefix.sha1(json_encode($temp).$extrahash).'.css';
}
public static function SetCacheDir( $dir ){
Less_Cache::$cache_dir = $dir;
self::CheckCacheDir();
}
public static function CheckCacheDir(){
Less_Cache::$cache_dir = str_replace('\\','/',Less_Cache::$cache_dir);
Less_Cache::$cache_dir = rtrim(Less_Cache::$cache_dir,'/').'/';
if( !file_exists(Less_Cache::$cache_dir) ){
if( !mkdir(Less_Cache::$cache_dir) ){
throw new Less_Exception_Parser('Less.php cache directory couldn\'t be created: '.Less_Cache::$cache_dir);
}
}elseif( !is_dir(Less_Cache::$cache_dir) ){
throw new Less_Exception_Parser('Less.php cache directory doesn\'t exist: '.Less_Cache::$cache_dir);
}elseif( !is_writable(Less_Cache::$cache_dir) ){
throw new Less_Exception_Parser('Less.php cache directory isn\'t writable: '.Less_Cache::$cache_dir);
}
}
/**
* Delete unused less.php files
*
*/
public static function CleanCache(){
static $clean = false;
if( $clean || empty(Less_Cache::$cache_dir) ){
return;
}
$clean = true;
// only remove files with extensions created by less.php
// css files removed based on the list files
$remove_types = array('lesscache'=>1,'list'=>1,'less'=>1,'map'=>1);
$files = scandir(Less_Cache::$cache_dir);
if( !$files ){
return;
}
$check_time = time() - self::$gc_lifetime;
foreach($files as $file){
// don't delete if the file wasn't created with less.php
if( strpos($file,Less_Cache::$prefix) !== 0 ){
continue;
}
$parts = explode('.',$file);
$type = array_pop($parts);
if( !isset($remove_types[$type]) ){
continue;
}
$full_path = Less_Cache::$cache_dir . $file;
$mtime = filemtime($full_path);
// don't delete if it's a relatively new file
if( $mtime > $check_time ){
continue;
}
// delete the list file and associated css file
if( $type === 'list' ){
self::ListFiles($full_path, $list, $css_file_name);
if( $css_file_name ){
$css_file = Less_Cache::$cache_dir . $css_file_name;
if( file_exists($css_file) ){
unlink($css_file);
}
}
}
unlink($full_path);
}
}
/**
* Get the list of less files and generated css file from a list file
*
*/
static function ListFiles($list_file, &$list, &$css_file_name ){
$list = explode("\n",file_get_contents($list_file));
//pop the cached name that should match $compiled_name
$css_file_name = array_pop($list);
if( !preg_match('/^' . Less_Cache::$prefix . '[a-f0-9]+\.css$/',$css_file_name) ){
$list[] = $css_file_name;
$css_file_name = false;
}
}
}

170
include/thirdparty/less.php/___1.7.0.13/Colors.php vendored
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@ -1,170 +0,0 @@
<?php
/**
* Utility for css colors
*
* @package Less
* @subpackage color
*/
class Less_Colors {
public static $colors = array(
'aliceblue'=>'#f0f8ff',
'antiquewhite'=>'#faebd7',
'aqua'=>'#00ffff',
'aquamarine'=>'#7fffd4',
'azure'=>'#f0ffff',
'beige'=>'#f5f5dc',
'bisque'=>'#ffe4c4',
'black'=>'#000000',
'blanchedalmond'=>'#ffebcd',
'blue'=>'#0000ff',
'blueviolet'=>'#8a2be2',
'brown'=>'#a52a2a',
'burlywood'=>'#deb887',
'cadetblue'=>'#5f9ea0',
'chartreuse'=>'#7fff00',
'chocolate'=>'#d2691e',
'coral'=>'#ff7f50',
'cornflowerblue'=>'#6495ed',
'cornsilk'=>'#fff8dc',
'crimson'=>'#dc143c',
'cyan'=>'#00ffff',
'darkblue'=>'#00008b',
'darkcyan'=>'#008b8b',
'darkgoldenrod'=>'#b8860b',
'darkgray'=>'#a9a9a9',
'darkgrey'=>'#a9a9a9',
'darkgreen'=>'#006400',
'darkkhaki'=>'#bdb76b',
'darkmagenta'=>'#8b008b',
'darkolivegreen'=>'#556b2f',
'darkorange'=>'#ff8c00',
'darkorchid'=>'#9932cc',
'darkred'=>'#8b0000',
'darksalmon'=>'#e9967a',
'darkseagreen'=>'#8fbc8f',
'darkslateblue'=>'#483d8b',
'darkslategray'=>'#2f4f4f',
'darkslategrey'=>'#2f4f4f',
'darkturquoise'=>'#00ced1',
'darkviolet'=>'#9400d3',
'deeppink'=>'#ff1493',
'deepskyblue'=>'#00bfff',
'dimgray'=>'#696969',
'dimgrey'=>'#696969',
'dodgerblue'=>'#1e90ff',
'firebrick'=>'#b22222',
'floralwhite'=>'#fffaf0',
'forestgreen'=>'#228b22',
'fuchsia'=>'#ff00ff',
'gainsboro'=>'#dcdcdc',
'ghostwhite'=>'#f8f8ff',
'gold'=>'#ffd700',
'goldenrod'=>'#daa520',
'gray'=>'#808080',
'grey'=>'#808080',
'green'=>'#008000',
'greenyellow'=>'#adff2f',
'honeydew'=>'#f0fff0',
'hotpink'=>'#ff69b4',
'indianred'=>'#cd5c5c',
'indigo'=>'#4b0082',
'ivory'=>'#fffff0',
'khaki'=>'#f0e68c',
'lavender'=>'#e6e6fa',
'lavenderblush'=>'#fff0f5',
'lawngreen'=>'#7cfc00',
'lemonchiffon'=>'#fffacd',
'lightblue'=>'#add8e6',
'lightcoral'=>'#f08080',
'lightcyan'=>'#e0ffff',
'lightgoldenrodyellow'=>'#fafad2',
'lightgray'=>'#d3d3d3',
'lightgrey'=>'#d3d3d3',
'lightgreen'=>'#90ee90',
'lightpink'=>'#ffb6c1',
'lightsalmon'=>'#ffa07a',
'lightseagreen'=>'#20b2aa',
'lightskyblue'=>'#87cefa',
'lightslategray'=>'#778899',
'lightslategrey'=>'#778899',
'lightsteelblue'=>'#b0c4de',
'lightyellow'=>'#ffffe0',
'lime'=>'#00ff00',
'limegreen'=>'#32cd32',
'linen'=>'#faf0e6',
'magenta'=>'#ff00ff',
'maroon'=>'#800000',
'mediumaquamarine'=>'#66cdaa',
'mediumblue'=>'#0000cd',
'mediumorchid'=>'#ba55d3',
'mediumpurple'=>'#9370d8',
'mediumseagreen'=>'#3cb371',
'mediumslateblue'=>'#7b68ee',
'mediumspringgreen'=>'#00fa9a',
'mediumturquoise'=>'#48d1cc',
'mediumvioletred'=>'#c71585',
'midnightblue'=>'#191970',
'mintcream'=>'#f5fffa',
'mistyrose'=>'#ffe4e1',
'moccasin'=>'#ffe4b5',
'navajowhite'=>'#ffdead',
'navy'=>'#000080',
'oldlace'=>'#fdf5e6',
'olive'=>'#808000',
'olivedrab'=>'#6b8e23',
'orange'=>'#ffa500',
'orangered'=>'#ff4500',
'orchid'=>'#da70d6',
'palegoldenrod'=>'#eee8aa',
'palegreen'=>'#98fb98',
'paleturquoise'=>'#afeeee',
'palevioletred'=>'#d87093',
'papayawhip'=>'#ffefd5',
'peachpuff'=>'#ffdab9',
'peru'=>'#cd853f',
'pink'=>'#ffc0cb',
'plum'=>'#dda0dd',
'powderblue'=>'#b0e0e6',
'purple'=>'#800080',
'red'=>'#ff0000',
'rosybrown'=>'#bc8f8f',
'royalblue'=>'#4169e1',
'saddlebrown'=>'#8b4513',
'salmon'=>'#fa8072',
'sandybrown'=>'#f4a460',
'seagreen'=>'#2e8b57',
'seashell'=>'#fff5ee',
'sienna'=>'#a0522d',
'silver'=>'#c0c0c0',
'skyblue'=>'#87ceeb',
'slateblue'=>'#6a5acd',
'slategray'=>'#708090',
'slategrey'=>'#708090',
'snow'=>'#fffafa',
'springgreen'=>'#00ff7f',
'steelblue'=>'#4682b4',
'tan'=>'#d2b48c',
'teal'=>'#008080',
'thistle'=>'#d8bfd8',
'tomato'=>'#ff6347',
'turquoise'=>'#40e0d0',
'violet'=>'#ee82ee',
'wheat'=>'#f5deb3',
'white'=>'#ffffff',
'whitesmoke'=>'#f5f5f5',
'yellow'=>'#ffff00',
'yellowgreen'=>'#9acd32'
);
public static function hasOwnProperty($color) {
return isset(self::$colors[$color]);
}
public static function color($color) {
return self::$colors[$color];
}
}

166
include/thirdparty/less.php/___1.7.0.13/Environment.php vendored
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@ -1,166 +0,0 @@
<?php
/**
* Environment
*
* @package Less
* @subpackage environment
*/
class Less_Environment{
//public $paths = array(); // option - unmodified - paths to search for imports on
//public static $files = array(); // list of files that have been imported, used for import-once
//public $rootpath; // option - rootpath to append to URL's
//public static $strictImports = null; // option -
//public $insecure; // option - whether to allow imports from insecure ssl hosts
//public $processImports; // option - whether to process imports. if false then imports will not be imported
//public $javascriptEnabled; // option - whether JavaScript is enabled. if undefined, defaults to true
//public $useFileCache; // browser only - whether to use the per file session cache
public $currentFileInfo; // information about the current file - for error reporting and importing and making urls relative etc.
public $importMultiple = false; // whether we are currently importing multiple copies
/**
* @var array
*/
public $frames = array();
/**
* @var array
*/
public $mediaBlocks = array();
/**
* @var array
*/
public $mediaPath = array();
public static $parensStack = 0;
public static $tabLevel = 0;
public static $lastRule = false;
public static $_outputMap;
public static $mixin_stack = 0;
/**
* @var array
*/
public $functions = array();
public function Init(){
self::$parensStack = 0;
self::$tabLevel = 0;
self::$lastRule = false;
self::$mixin_stack = 0;
if( Less_Parser::$options['compress'] ){
Less_Environment::$_outputMap = array(
',' => ',',
': ' => ':',
'' => '',
' ' => ' ',
':' => ' :',
'+' => '+',
'~' => '~',
'>' => '>',
'|' => '|',
'^' => '^',
'^^' => '^^'
);
}else{
Less_Environment::$_outputMap = array(
',' => ', ',
': ' => ': ',
'' => '',
' ' => ' ',
':' => ' :',
'+' => ' + ',
'~' => ' ~ ',
'>' => ' > ',
'|' => '|',
'^' => ' ^ ',
'^^' => ' ^^ '
);
}
}
public function copyEvalEnv($frames = array() ){
$new_env = new Less_Environment();
$new_env->frames = $frames;
return $new_env;
}
public static function isMathOn(){
return !Less_Parser::$options['strictMath'] || Less_Environment::$parensStack;
}
public static function isPathRelative($path){
return !preg_match('/^(?:[a-z-]+:|\/)/',$path);
}
/**
* Canonicalize a path by resolving references to '/./', '/../'
* Does not remove leading "../"
* @param string path or url
* @return string Canonicalized path
*
*/
public static function normalizePath($path){
$segments = explode('/',$path);
$segments = array_reverse($segments);
$path = array();
$path_len = 0;
while( $segments ){
$segment = array_pop($segments);
switch( $segment ) {
case '.':
break;
case '..':
if( !$path_len || ( $path[$path_len-1] === '..') ){
$path[] = $segment;
$path_len++;
}else{
array_pop($path);
$path_len--;
}
break;
default:
$path[] = $segment;
$path_len++;
break;
}
}
return implode('/',$path);
}
public function unshiftFrame($frame){
array_unshift($this->frames, $frame);
}
public function shiftFrame(){
return array_shift($this->frames);
}
}

203
include/thirdparty/less.php/___1.7.0.13/Exception/Chunk.php vendored
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@ -1,203 +0,0 @@
<?php
/**
* Chunk Exception
*
* @package Less
* @subpackage exception
*/
class Less_Exception_Chunk extends Less_Exception_Parser{
protected $parserCurrentIndex = 0;
protected $emitFrom = 0;
protected $input_len;
/**
* Constructor
*
* @param string $input
* @param Exception $previous Previous exception
* @param integer $index The current parser index
* @param Less_FileInfo|string $currentFile The file
* @param integer $code The exception code
*/
public function __construct($input, Exception $previous = null, $index = null, $currentFile = null, $code = 0){
$this->message = 'ParseError: Unexpected input'; //default message
$this->index = $index;
$this->currentFile = $currentFile;
$this->input = $input;
$this->input_len = strlen($input);
$this->Chunks();
$this->genMessage();
}
/**
* See less.js chunks()
* We don't actually need the chunks
*
*/
protected function Chunks(){
$level = 0;
$parenLevel = 0;
$lastMultiCommentEndBrace = null;
$lastOpening = null;
$lastMultiComment = null;
$lastParen = null;
for( $this->parserCurrentIndex = 0; $this->parserCurrentIndex < $this->input_len; $this->parserCurrentIndex++ ){
$cc = $this->CharCode($this->parserCurrentIndex);
if ((($cc >= 97) && ($cc <= 122)) || ($cc < 34)) {
// a-z or whitespace
continue;
}
switch ($cc) {
// (
case 40:
$parenLevel++;
$lastParen = $this->parserCurrentIndex;
break;
// )
case 41:
$parenLevel--;
if( $parenLevel < 0 ){
return $this->fail("missing opening `(`");
}
break;
// ;
case 59:
//if (!$parenLevel) { $this->emitChunk(); }
break;
// {
case 123:
$level++;
$lastOpening = $this->parserCurrentIndex;
break;
// }
case 125:
$level--;
if( $level < 0 ){
return $this->fail("missing opening `{`");
}
//if (!$level && !$parenLevel) { $this->emitChunk(); }
break;
// \
case 92:
if ($this->parserCurrentIndex < $this->input_len - 1) { $this->parserCurrentIndex++; break; }
return $this->fail("unescaped `\\`");
// ", ' and `
case 34:
case 39:
case 96:
$matched = 0;
$currentChunkStartIndex = $this->parserCurrentIndex;
for ($this->parserCurrentIndex = $this->parserCurrentIndex + 1; $this->parserCurrentIndex < $this->input_len; $this->parserCurrentIndex++) {
$cc2 = $this->CharCode($this->parserCurrentIndex);
if ($cc2 > 96) { continue; }
if ($cc2 == $cc) { $matched = 1; break; }
if ($cc2 == 92) { // \
if ($this->parserCurrentIndex == $this->input_len - 1) {
return $this->fail("unescaped `\\`");
}
$this->parserCurrentIndex++;
}
}
if ($matched) { break; }
return $this->fail("unmatched `" . chr($cc) . "`", $currentChunkStartIndex);
// /, check for comment
case 47:
if ($parenLevel || ($this->parserCurrentIndex == $this->input_len - 1)) { break; }
$cc2 = $this->CharCode($this->parserCurrentIndex+1);
if ($cc2 == 47) {
// //, find lnfeed
for ($this->parserCurrentIndex = $this->parserCurrentIndex + 2; $this->parserCurrentIndex < $this->input_len; $this->parserCurrentIndex++) {
$cc2 = $this->CharCode($this->parserCurrentIndex);
if (($cc2 <= 13) && (($cc2 == 10) || ($cc2 == 13))) { break; }
}
} else if ($cc2 == 42) {
// /*, find */
$lastMultiComment = $currentChunkStartIndex = $this->parserCurrentIndex;
for ($this->parserCurrentIndex = $this->parserCurrentIndex + 2; $this->parserCurrentIndex < $this->input_len - 1; $this->parserCurrentIndex++) {
$cc2 = $this->CharCode($this->parserCurrentIndex);
if ($cc2 == 125) { $lastMultiCommentEndBrace = $this->parserCurrentIndex; }
if ($cc2 != 42) { continue; }
if ($this->CharCode($this->parserCurrentIndex+1) == 47) { break; }
}
if ($this->parserCurrentIndex == $this->input_len - 1) {
return $this->fail("missing closing `*/`", $currentChunkStartIndex);
}
}
break;
// *, check for unmatched */
case 42:
if (($this->parserCurrentIndex < $this->input_len - 1) && ($this->CharCode($this->parserCurrentIndex+1) == 47)) {
return $this->fail("unmatched `/*`");
}
break;
}
}
if( $level !== 0 ){
if( ($lastMultiComment > $lastOpening) && ($lastMultiCommentEndBrace > $lastMultiComment) ){
return $this->fail("missing closing `}` or `*/`", $lastOpening);
} else {
return $this->fail("missing closing `}`", $lastOpening);
}
} else if ( $parenLevel !== 0 ){
return $this->fail("missing closing `)`", $lastParen);
}
//chunk didn't fail
//$this->emitChunk(true);
}
public function CharCode($pos){
return ord($this->input[$pos]);
}
public function fail( $msg, $index = null ){
if( !$index ){
$this->index = $this->parserCurrentIndex;
}else{
$this->index = $index;
}
$this->message = 'ParseError: '.$msg;
}
/*
function emitChunk( $force = false ){
$len = $this->parserCurrentIndex - $this->emitFrom;
if ((($len < 512) && !$force) || !$len) {
return;
}
$chunks[] = substr($this->input, $this->emitFrom, $this->parserCurrentIndex + 1 - $this->emitFrom );
$this->emitFrom = $this->parserCurrentIndex + 1;
}
*/
}

11
include/thirdparty/less.php/___1.7.0.13/Exception/Compiler.php vendored
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<?php
/**
* Compiler Exception
*
* @package Less
* @subpackage exception
*/
class Less_Exception_Compiler extends Less_Exception_Parser{
}

125
include/thirdparty/less.php/___1.7.0.13/Exception/Parser.php vendored
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<?php
/**
* Parser Exception
*
* @package Less
* @subpackage exception
*/
class Less_Exception_Parser extends Exception{
/**
* The current file
*
* @var Less_ImportedFile
*/
public $currentFile;
/**
* The current parser index
*
* @var integer
*/
public $index;
protected $input;
protected $details = array();
/**
* Constructor
*
* @param string $message
* @param Exception $previous Previous exception
* @param integer $index The current parser index
* @param Less_FileInfo|string $currentFile The file
* @param integer $code The exception code
*/
public function __construct($message = null, Exception $previous = null, $index = null, $currentFile = null, $code = 0){
if (PHP_VERSION_ID < 50300) {
$this->previous = $previous;
parent::__construct($message, $code);
} else {
parent::__construct($message, $code, $previous);
}
$this->currentFile = $currentFile;
$this->index = $index;
$this->genMessage();
}
protected function getInput(){
if( !$this->input && $this->currentFile && $this->currentFile['filename'] && file_exists($this->currentFile['filename']) ){
$this->input = file_get_contents( $this->currentFile['filename'] );
}
}
/**
* Converts the exception to string
*
* @return string
*/
public function genMessage(){
if( $this->currentFile && $this->currentFile['filename'] ){
$this->message .= ' in '.basename($this->currentFile['filename']);
}
if( $this->index !== null ){
$this->getInput();
if( $this->input ){
$line = self::getLineNumber();
$this->message .= ' on line '.$line.', column '.self::getColumn();
$lines = explode("\n",$this->input);
$count = count($lines);
$start_line = max(0, $line-3);
$last_line = min($count, $start_line+6);
$num_len = strlen($last_line);
for( $i = $start_line; $i < $last_line; $i++ ){
$this->message .= "\n".str_pad($i+1,$num_len,'0',STR_PAD_LEFT).'| '.$lines[$i];
}
}
}
}
/**
* Returns the line number the error was encountered
*
* @return integer
*/
public function getLineNumber(){
if( $this->index ){
// https://bugs.php.net/bug.php?id=49790
if (ini_get("mbstring.func_overload")) {
return substr_count(substr($this->input, 0, $this->index), "\n") + 1;
} else {
return substr_count($this->input, "\n", 0, $this->index) + 1;
}
}
return 1;
}
/**
* Returns the column the error was encountered
*
* @return integer
*/
public function getColumn(){
$part = substr($this->input, 0, $this->index);
$pos = strrpos($part,"\n");
return $this->index - $pos;
}
}

1188
include/thirdparty/less.php/___1.7.0.13/Functions.php vendored
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41
include/thirdparty/less.php/___1.7.0.13/Mime.php vendored
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<?php
/**
* Mime lookup
*
* @package Less
* @subpackage node
*/
class Less_Mime{
// this map is intentionally incomplete
// if you want more, install 'mime' dep
static $_types = array(
'.htm' => 'text/html',
'.html'=> 'text/html',
'.gif' => 'image/gif',
'.jpg' => 'image/jpeg',
'.jpeg'=> 'image/jpeg',
'.png' => 'image/png',
'.ttf' => 'application/x-font-ttf',
'.otf' => 'application/x-font-otf',
'.eot' => 'application/vnd.ms-fontobject',
'.woff' => 'application/x-font-woff',
'.svg' => 'image/svg+xml',
);
public static function lookup( $filepath ){
$parts = explode('.',$filepath);
$ext = '.'.strtolower(array_pop($parts));
if( !isset(self::$_types[$ext]) ){
return null;
}
return self::$_types[$ext];
}
public static function charsets_lookup( $type = null ){
// assumes all text types are UTF-8
return $type && preg_match('/^text\//',$type) ? 'UTF-8' : '';
}
}

49
include/thirdparty/less.php/___1.7.0.13/Output.php vendored
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@ -1,49 +0,0 @@
<?php
/**
* Parser output
*
* @package Less
* @subpackage output
*/
class Less_Output{
/**
* Output holder
*
* @var string
*/
protected $strs = array();
/**
* Adds a chunk to the stack
*
* @param string $chunk The chunk to output
* @param Less_FileInfo $fileInfo The file information
* @param integer $index The index
* @param mixed $mapLines
*/
public function add($chunk, $fileInfo = null, $index = 0, $mapLines = null){
$this->strs[] = $chunk;
}
/**
* Is the output empty?
*
* @return boolean
*/
public function isEmpty(){
return count($this->strs) === 0;
}
/**
* Converts the output to string
*
* @return string
*/
public function toString(){
return implode('',$this->strs);
}
}

2816
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90
include/thirdparty/less.php/___1.7.0.13/Tree.php vendored
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<?php
/**
* Tree
*
* @package Less
* @subpackage tree
*/
class Less_Tree{
public $cache_string;
public function toCSS(){
$output = new Less_Output();
$this->genCSS($output);
return $output->toString();
}
/**
* Generate CSS by adding it to the output object
*
* @param Less_Output $output The output
* @return void
*/
public function genCSS($output){}
/**
* @param Less_Tree_Ruleset[] $rules
*/
public static function outputRuleset( $output, $rules ){
$ruleCnt = count($rules);
Less_Environment::$tabLevel++;
// Compressed
if( Less_Parser::$options['compress'] ){
$output->add('{');
for( $i = 0; $i < $ruleCnt; $i++ ){
$rules[$i]->genCSS( $output );
}
$output->add( '}' );
Less_Environment::$tabLevel--;
return;
}
// Non-compressed
$tabSetStr = "\n".str_repeat( Less_Parser::$options['indentation'] , Less_Environment::$tabLevel-1 );
$tabRuleStr = $tabSetStr.Less_Parser::$options['indentation'];
$output->add( " {" );
for($i = 0; $i < $ruleCnt; $i++ ){
$output->add( $tabRuleStr );
$rules[$i]->genCSS( $output );
}
Less_Environment::$tabLevel--;
$output->add( $tabSetStr.'}' );
}
public function accept($visitor){}
public static function ReferencedArray($rules){
foreach($rules as $rule){
if( method_exists($rule, 'markReferenced') ){
$rule->markReferenced();
}
}
}
/**
* Requires php 5.3+
*/
public static function __set_state($args){
$class = get_called_class();
$obj = new $class(null,null,null,null);
foreach($args as $key => $val){
$obj->$key = $val;
}
return $obj;
}
}

51
include/thirdparty/less.php/___1.7.0.13/Tree/Alpha.php vendored
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@ -1,51 +0,0 @@
<?php
/**
* Alpha
*
* @package Less
* @subpackage tree
*/
class Less_Tree_Alpha extends Less_Tree{
public $value;
public $type = 'Alpha';
public function __construct($val){
$this->value = $val;
}
//function accept( $visitor ){
// $this->value = $visitor->visit( $this->value );
//}
public function compile($env){
if( is_object($this->value) ){
$this->value = $this->value->compile($env);
}
return $this;
}
/**
* @see Less_Tree::genCSS
*/
public function genCSS( $output ){
$output->add( "alpha(opacity=" );
if( is_string($this->value) ){
$output->add( $this->value );
}else{
$this->value->genCSS( $output);
}
$output->add( ')' );
}
public function toCSS(){
return "alpha(opacity=" . (is_string($this->value) ? $this->value : $this->value->toCSS()) . ")";
}
}

58
include/thirdparty/less.php/___1.7.0.13/Tree/Anonymous.php vendored
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@ -1,58 +0,0 @@
<?php
/**
* Anonymous
*
* @package Less
* @subpackage tree
*/
class Less_Tree_Anonymous extends Less_Tree{
public $value;
public $quote;
public $index;
public $mapLines;
public $currentFileInfo;
public $type = 'Anonymous';
/**
* @param integer $index
* @param boolean $mapLines
*/
public function __construct($value, $index = null, $currentFileInfo = null, $mapLines = null ){
$this->value = $value;
$this->index = $index;
$this->mapLines = $mapLines;
$this->currentFileInfo = $currentFileInfo;
}
public function compile(){
return new Less_Tree_Anonymous($this->value, $this->index, $this->currentFileInfo, $this->mapLines);
}
public function compare($x){
if( !is_object($x) ){
return -1;
}
$left = $this->toCSS();
$right = $x->toCSS();
if( $left === $right ){
return 0;
}
return $left < $right ? -1 : 1;
}
/**
* @see Less_Tree::genCSS
*/
public function genCSS( $output ){
$output->add( $this->value, $this->currentFileInfo, $this->index, $this->mapLines );
}
public function toCSS(){
return $this->value;
}
}

54
include/thirdparty/less.php/___1.7.0.13/Tree/Attribute.php vendored
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@ -1,54 +0,0 @@
<?php
/**
* Attribute
*
* @package Less
* @subpackage tree
*/
class Less_Tree_Attribute extends Less_Tree{
public $key;
public $op;
public $value;
public $type = 'Attribute';
public function __construct($key, $op, $value){
$this->key = $key;
$this->op = $op;
$this->value = $value;
}
public function compile($env){
$key_obj = is_object($this->key);
$val_obj = is_object($this->value);
if( !$key_obj && !$val_obj ){
return $this;
}
return new Less_Tree_Attribute(
$key_obj ? $this->key->compile($env) : $this->key ,
$this->op,
$val_obj ? $this->value->compile($env) : $this->value);
}
/**
* @see Less_Tree::genCSS
*/
public function genCSS( $output ){
$output->add( $this->toCSS() );
}
public function toCSS(){
$value = $this->key;
if( $this->op ){
$value .= $this->op;
$value .= (is_object($this->value) ? $this->value->toCSS() : $this->value);
}
return '[' . $value . ']';
}
}

121
include/thirdparty/less.php/___1.7.0.13/Tree/Call.php vendored
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@ -1,121 +0,0 @@
<?php
/**
* Call
*
* @package Less
* @subpackage tree
*/
class Less_Tree_Call extends Less_Tree{
public $value;
public $name;
public $args;
public $index;
public $currentFileInfo;
public $type = 'Call';
public function __construct($name, $args, $index, $currentFileInfo = null ){
$this->name = $name;
$this->args = $args;
$this->index = $index;
$this->currentFileInfo = $currentFileInfo;
}
public function accept( $visitor ){
$this->args = $visitor->visitArray( $this->args );
}
//
// When evaluating a function call,
// we either find the function in `tree.functions` [1],
// in which case we call it, passing the evaluated arguments,
// or we simply print it out as it appeared originally [2].
//
// The *functions.js* file contains the built-in functions.
//
// The reason why we evaluate the arguments, is in the case where
// we try to pass a variable to a function, like: `saturate(@color)`.
// The function should receive the value, not the variable.
//
public function compile($env=null){
$args = array();
foreach($this->args as $a){
$args[] = $a->compile($env);
}
$nameLC = strtolower($this->name);
switch($nameLC){
case '%':
$nameLC = '_percent';
break;
case 'get-unit':
$nameLC = 'getunit';
break;
case 'data-uri':
$nameLC = 'datauri';
break;
case 'svg-gradient':
$nameLC = 'svggradient';
break;
}
$result = null;
if( $nameLC === 'default' ){
$result = Less_Tree_DefaultFunc::compile();
}else{
if( method_exists('Less_Functions',$nameLC) ){ // 1.
try {
$func = new Less_Functions($env, $this->currentFileInfo);
$result = call_user_func_array( array($func,$nameLC),$args);
} catch (Exception $e) {
throw new Less_Exception_Compiler('error evaluating function `' . $this->name . '` '.$e->getMessage().' index: '. $this->index);
}
} elseif( isset( $env->functions[$nameLC] ) && is_callable( $env->functions[$nameLC] ) ) {
try {
$result = call_user_func_array( $env->functions[$nameLC], $args );
} catch (Exception $e) {
throw new Less_Exception_Compiler('error evaluating function `' . $this->name . '` '.$e->getMessage().' index: '. $this->index);
}
}
}
if( $result !== null ){
return $result;
}
return new Less_Tree_Call( $this->name, $args, $this->index, $this->currentFileInfo );
}
/**
* @see Less_Tree::genCSS
*/
public function genCSS( $output ){
$output->add( $this->name . '(', $this->currentFileInfo, $this->index );
$args_len = count($this->args);
for($i = 0; $i < $args_len; $i++ ){
$this->args[$i]->genCSS( $output );
if( $i + 1 < $args_len ){
$output->add( ', ' );
}
}
$output->add( ')' );
}
//public function toCSS(){
// return $this->compile()->toCSS();
//}
}

230
include/thirdparty/less.php/___1.7.0.13/Tree/Color.php vendored
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@ -1,230 +0,0 @@
<?php
/**
* Color
*
* @package Less
* @subpackage tree
*/
class Less_Tree_Color extends Less_Tree{
public $rgb;
public $alpha;
public $isTransparentKeyword;
public $type = 'Color';
public function __construct($rgb, $a = 1, $isTransparentKeyword = null ){
if( $isTransparentKeyword ){
$this->rgb = $rgb;
$this->alpha = $a;
$this->isTransparentKeyword = true;
return;
}
$this->rgb = array();
if( is_array($rgb) ){
$this->rgb = $rgb;
}else if( strlen($rgb) == 6 ){
foreach(str_split($rgb, 2) as $c){
$this->rgb[] = hexdec($c);
}
}else{
foreach(str_split($rgb, 1) as $c){
$this->rgb[] = hexdec($c.$c);
}
}
$this->alpha = is_numeric($a) ? $a : 1;
}
public function compile(){
return $this;
}
public function luma(){
$r = $this->rgb[0] / 255;
$g = $this->rgb[1] / 255;
$b = $this->rgb[2] / 255;
$r = ($r <= 0.03928) ? $r / 12.92 : pow((($r + 0.055) / 1.055), 2.4);
$g = ($g <= 0.03928) ? $g / 12.92 : pow((($g + 0.055) / 1.055), 2.4);
$b = ($b <= 0.03928) ? $b / 12.92 : pow((($b + 0.055) / 1.055), 2.4);
return 0.2126 * $r + 0.7152 * $g + 0.0722 * $b;
}
/**
* @see Less_Tree::genCSS
*/
public function genCSS( $output ){
$output->add( $this->toCSS() );
}
public function toCSS( $doNotCompress = false ){
$compress = Less_Parser::$options['compress'] && !$doNotCompress;
$alpha = Less_Functions::fround( $this->alpha );
//
// If we have some transparency, the only way to represent it
// is via `rgba`. Otherwise, we use the hex representation,
// which has better compatibility with older browsers.
// Values are capped between `0` and `255`, rounded and zero-padded.
//
if( $alpha < 1 ){
if( ( $alpha === 0 || $alpha === 0.0 ) && isset($this->isTransparentKeyword) && $this->isTransparentKeyword ){
return 'transparent';
}
$values = array();
foreach($this->rgb as $c){
$values[] = Less_Functions::clamp( round($c), 255);
}
$values[] = $alpha;
$glue = ($compress ? ',' : ', ');
return "rgba(" . implode($glue, $values) . ")";
}else{
$color = $this->toRGB();
if( $compress ){
// Convert color to short format
if( $color[1] === $color[2] && $color[3] === $color[4] && $color[5] === $color[6]) {
$color = '#'.$color[1] . $color[3] . $color[5];
}
}
return $color;
}
}
//
// Operations have to be done per-channel, if not,
// channels will spill onto each other. Once we have
// our result, in the form of an integer triplet,
// we create a new Color node to hold the result.
//
/**
* @param string $op
*/
public function operate( $op, $other) {
$rgb = array();
$alpha = $this->alpha * (1 - $other->alpha) + $other->alpha;
for ($c = 0; $c < 3; $c++) {
$rgb[$c] = Less_Functions::operate( $op, $this->rgb[$c], $other->rgb[$c]);
}
return new Less_Tree_Color($rgb, $alpha);
}
public function toRGB(){
return $this->toHex($this->rgb);
}
public function toHSL(){
$r = $this->rgb[0] / 255;
$g = $this->rgb[1] / 255;
$b = $this->rgb[2] / 255;
$a = $this->alpha;
$max = max($r, $g, $b);
$min = min($r, $g, $b);
$l = ($max + $min) / 2;
$d = $max - $min;
$h = $s = 0;
if( $max !== $min ){
$s = $l > 0.5 ? $d / (2 - $max - $min) : $d / ($max + $min);
switch ($max) {
case $r: $h = ($g - $b) / $d + ($g < $b ? 6 : 0); break;
case $g: $h = ($b - $r) / $d + 2; break;
case $b: $h = ($r - $g) / $d + 4; break;
}
$h /= 6;
}
return array('h' => $h * 360, 's' => $s, 'l' => $l, 'a' => $a );
}
//Adapted from http://mjijackson.com/2008/02/rgb-to-hsl-and-rgb-to-hsv-color-model-conversion-algorithms-in-javascript
public function toHSV() {
$r = $this->rgb[0] / 255;
$g = $this->rgb[1] / 255;
$b = $this->rgb[2] / 255;
$a = $this->alpha;
$max = max($r, $g, $b);
$min = min($r, $g, $b);
$v = $max;
$d = $max - $min;
if ($max === 0) {
$s = 0;
} else {
$s = $d / $max;
}
$h = 0;
if( $max !== $min ){
switch($max){
case $r: $h = ($g - $b) / $d + ($g < $b ? 6 : 0); break;
case $g: $h = ($b - $r) / $d + 2; break;
case $b: $h = ($r - $g) / $d + 4; break;
}
$h /= 6;
}
return array('h'=> $h * 360, 's'=> $s, 'v'=> $v, 'a' => $a );
}
public function toARGB(){
$argb = array_merge( (array) Less_Parser::round($this->alpha * 255), $this->rgb);
return $this->toHex( $argb );
}
public function compare($x){
if( !property_exists( $x, 'rgb' ) ){
return -1;
}
return ($x->rgb[0] === $this->rgb[0] &&
$x->rgb[1] === $this->rgb[1] &&
$x->rgb[2] === $this->rgb[2] &&
$x->alpha === $this->alpha) ? 0 : -1;
}
public function toHex( $v ){
$ret = '#';
foreach($v as $c){
$c = Less_Functions::clamp( Less_Parser::round($c), 255);
if( $c < 16 ){
$ret .= '0';
}
$ret .= dechex($c);
}
return $ret;
}
/**
* @param string $keyword
*/
public static function fromKeyword( $keyword ){
$keyword = strtolower($keyword);
if( Less_Colors::hasOwnProperty($keyword) ){
// detect named color
return new Less_Tree_Color(substr(Less_Colors::color($keyword), 1));
}
if( $keyword === 'transparent' ){
return new Less_Tree_Color( array(0, 0, 0), 0, true);
}
}
}

51
include/thirdparty/less.php/___1.7.0.13/Tree/Comment.php vendored
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@ -1,51 +0,0 @@
<?php
/**
* Comment
*
* @package Less
* @subpackage tree
*/
class Less_Tree_Comment extends Less_Tree{
public $value;
public $silent;
public $isReferenced;
public $currentFileInfo;
public $type = 'Comment';
public function __construct($value, $silent, $index = null, $currentFileInfo = null ){
$this->value = $value;
$this->silent = !! $silent;
$this->currentFileInfo = $currentFileInfo;
}
/**
* @see Less_Tree::genCSS
*/
public function genCSS( $output ){
//if( $this->debugInfo ){
//$output->add( tree.debugInfo($env, $this), $this->currentFileInfo, $this->index);
//}
$output->add( trim($this->value) );//TODO shouldn't need to trim, we shouldn't grab the \n
}
public function toCSS(){
return Less_Parser::$options['compress'] ? '' : $this->value;
}
public function isSilent(){
$isReference = ($this->currentFileInfo && isset($this->currentFileInfo['reference']) && (!isset($this->isReferenced) || !$this->isReferenced) );
$isCompressed = Less_Parser::$options['compress'] && !preg_match('/^\/\*!/', $this->value);
return $this->silent || $isReference || $isCompressed;
}
public function compile(){
return $this;
}
public function markReferenced(){
$this->isReferenced = true;
}
}

72
include/thirdparty/less.php/___1.7.0.13/Tree/Condition.php vendored
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@ -1,72 +0,0 @@
<?php
/**
* Condition
*
* @package Less
* @subpackage tree
*/
class Less_Tree_Condition extends Less_Tree{
public $op;
public $lvalue;
public $rvalue;
public $index;
public $negate;
public $type = 'Condition';
public function __construct($op, $l, $r, $i = 0, $negate = false) {
$this->op = trim($op);
$this->lvalue = $l;
$this->rvalue = $r;
$this->index = $i;
$this->negate = $negate;
}
public function accept($visitor){
$this->lvalue = $visitor->visitObj( $this->lvalue );
$this->rvalue = $visitor->visitObj( $this->rvalue );
}
public function compile($env) {
$a = $this->lvalue->compile($env);
$b = $this->rvalue->compile($env);
switch( $this->op ){
case 'and':
$result = $a && $b;
break;
case 'or':
$result = $a || $b;
break;
default:
if( Less_Parser::is_method($a, 'compare') ){
$result = $a->compare($b);
}elseif( Less_Parser::is_method($b, 'compare') ){
$result = $b->compare($a);
}else{
throw new Less_Exception_Compiler('Unable to perform comparison', null, $this->index);
}
switch ($result) {
case -1:
$result = $this->op === '<' || $this->op === '=<' || $this->op === '<=';
break;
case 0:
$result = $this->op === '=' || $this->op === '>=' || $this->op === '=<' || $this->op === '<=';
break;
case 1:
$result = $this->op === '>' || $this->op === '>=';
break;
}
break;
}
return $this->negate ? !$result : $result;
}
}

34
include/thirdparty/less.php/___1.7.0.13/Tree/DefaultFunc.php vendored
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@ -1,34 +0,0 @@
<?php
/**
* DefaultFunc
*
* @package Less
* @subpackage tree
*/
class Less_Tree_DefaultFunc{
static $error_;
static $value_;
public static function compile(){
if( self::$error_ ){
throw new Exception(self::$error_);
}
if( self::$value_ !== null ){
return self::$value_ ? new Less_Tree_Keyword('true') : new Less_Tree_Keyword('false');
}
}
public static function value( $v ){
self::$value_ = $v;
}
public static function error( $e ){
self::$error_ = $e;
}
public static function reset(){
self::$value_ = self::$error_ = null;
}
}

40
include/thirdparty/less.php/___1.7.0.13/Tree/DetachedRuleset.php vendored
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@ -1,40 +0,0 @@
<?php
/**
* DetachedRuleset
*
* @package Less
* @subpackage tree
*/
class Less_Tree_DetachedRuleset extends Less_Tree{
public $ruleset;
public $frames;
public $type = 'DetachedRuleset';
public function __construct( $ruleset, $frames = null ){
$this->ruleset = $ruleset;
$this->frames = $frames;
}
public function accept($visitor) {
$this->ruleset = $visitor->visitObj($this->ruleset);
}
public function compile($env){
if( $this->frames ){
$frames = $this->frames;
}else{
$frames = $env->frames;
}
return new Less_Tree_DetachedRuleset($this->ruleset, $frames);
}
public function callEval($env) {
if( $this->frames ){
return $this->ruleset->compile( $env->copyEvalEnv( array_merge($this->frames,$env->frames) ) );
}
return $this->ruleset->compile( $env );
}
}

201
include/thirdparty/less.php/___1.7.0.13/Tree/Dimension.php vendored
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@ -1,201 +0,0 @@
<?php
/**
* Dimension
*
* @package Less
* @subpackage tree
*/
class Less_Tree_Dimension extends Less_Tree{
public $value;
public $unit;
public $type = 'Dimension';
public function __construct($value, $unit = null){
$this->value = floatval($value);
if( $unit && ($unit instanceof Less_Tree_Unit) ){
$this->unit = $unit;
}elseif( $unit ){
$this->unit = new Less_Tree_Unit( array($unit) );
}else{
$this->unit = new Less_Tree_Unit( );
}
}
public function accept( $visitor ){
$this->unit = $visitor->visitObj( $this->unit );
}
public function compile(){
return $this;
}
public function toColor() {
return new Less_Tree_Color(array($this->value, $this->value, $this->value));
}
/**
* @see Less_Tree::genCSS
*/
public function genCSS( $output ){
if( Less_Parser::$options['strictUnits'] && !$this->unit->isSingular() ){
throw new Less_Exception_Compiler("Multiple units in dimension. Correct the units or use the unit function. Bad unit: ".$this->unit->toString());
}
$value = Less_Functions::fround( $this->value );
$strValue = (string)$value;
if( $value !== 0 && $value < 0.000001 && $value > -0.000001 ){
// would be output 1e-6 etc.
$strValue = number_format($strValue,10);
$strValue = preg_replace('/\.?0+$/','', $strValue);
}
if( Less_Parser::$options['compress'] ){
// Zero values doesn't need a unit
if( $value === 0 && $this->unit->isLength() ){
$output->add( $strValue );
return $strValue;
}
// Float values doesn't need a leading zero
if( $value > 0 && $value < 1 && $strValue[0] === '0' ){
$strValue = substr($strValue,1);
}
}
$output->add( $strValue );
$this->unit->genCSS( $output );
}
public function __toString(){
return $this->toCSS();
}
// In an operation between two Dimensions,
// we default to the first Dimension's unit,
// so `1px + 2em` will yield `3px`.
/**
* @param string $op
*/
public function operate( $op, $other){
$value = Less_Functions::operate( $op, $this->value, $other->value);
$unit = clone $this->unit;
if( $op === '+' || $op === '-' ){
if( !$unit->numerator && !$unit->denominator ){
$unit->numerator = $other->unit->numerator;
$unit->denominator = $other->unit->denominator;
}elseif( !$other->unit->numerator && !$other->unit->denominator ){
// do nothing
}else{
$other = $other->convertTo( $this->unit->usedUnits());
if( Less_Parser::$options['strictUnits'] && $other->unit->toString() !== $unit->toCSS() ){
throw new Less_Exception_Compiler("Incompatible units. Change the units or use the unit function. Bad units: '" . $unit->toString() . "' and " . $other->unit->toString() . "'.");
}
$value = Less_Functions::operate( $op, $this->value, $other->value);
}
}elseif( $op === '*' ){
$unit->numerator = array_merge($unit->numerator, $other->unit->numerator);
$unit->denominator = array_merge($unit->denominator, $other->unit->denominator);
sort($unit->numerator);
sort($unit->denominator);
$unit->cancel();
}elseif( $op === '/' ){
$unit->numerator = array_merge($unit->numerator, $other->unit->denominator);
$unit->denominator = array_merge($unit->denominator, $other->unit->numerator);
sort($unit->numerator);
sort($unit->denominator);
$unit->cancel();
}
return new Less_Tree_Dimension( $value, $unit);
}
public function compare($other) {
if ($other instanceof Less_Tree_Dimension) {
if( $this->unit->isEmpty() || $other->unit->isEmpty() ){
$a = $this;
$b = $other;
} else {
$a = $this->unify();
$b = $other->unify();
if( $a->unit->compare($b->unit) !== 0 ){
return -1;
}
}
$aValue = $a->value;
$bValue = $b->value;
if ($bValue > $aValue) {
return -1;
} elseif ($bValue < $aValue) {
return 1;
} else {
return 0;
}
} else {
return -1;
}
}
public function unify() {
return $this->convertTo(array('length'=> 'px', 'duration'=> 's', 'angle' => 'rad' ));
}
public function convertTo($conversions) {
$value = $this->value;
$unit = clone $this->unit;
if( is_string($conversions) ){
$derivedConversions = array();
foreach( Less_Tree_UnitConversions::$groups as $i ){
if( isset(Less_Tree_UnitConversions::${$i}[$conversions]) ){
$derivedConversions = array( $i => $conversions);
}
}
$conversions = $derivedConversions;
}
foreach($conversions as $groupName => $targetUnit){
$group = Less_Tree_UnitConversions::${$groupName};
//numerator
foreach($unit->numerator as $i => $atomicUnit){
$atomicUnit = $unit->numerator[$i];
if( !isset($group[$atomicUnit]) ){
continue;
}
$value = $value * ($group[$atomicUnit] / $group[$targetUnit]);
$unit->numerator[$i] = $targetUnit;
}
//denominator
foreach($unit->denominator as $i => $atomicUnit){
$atomicUnit = $unit->denominator[$i];
if( !isset($group[$atomicUnit]) ){
continue;
}
$value = $value / ($group[$atomicUnit] / $group[$targetUnit]);
$unit->denominator[$i] = $targetUnit;
}
}
$unit->cancel();
return new Less_Tree_Dimension( $value, $unit);
}
}

100
include/thirdparty/less.php/___1.7.0.13/Tree/Directive.php vendored
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@ -1,100 +0,0 @@
<?php
/**
* Directive
*
* @package Less
* @subpackage tree
*/
class Less_Tree_Directive extends Less_Tree{
public $name;
public $value;
public $rules;
public $index;
public $isReferenced;
public $currentFileInfo;
public $debugInfo;
public $type = 'Directive';
public function __construct($name, $value = null, $rules, $index = null, $currentFileInfo = null, $debugInfo = null ){
$this->name = $name;
$this->value = $value;
if( $rules ){
$this->rules = $rules;
$this->rules->allowImports = true;
}
$this->index = $index;
$this->currentFileInfo = $currentFileInfo;
$this->debugInfo = $debugInfo;
}
public function accept( $visitor ){
if( $this->rules ){
$this->rules = $visitor->visitObj( $this->rules );
}
if( $this->value ){
$this->value = $visitor->visitObj( $this->value );
}
}
/**
* @see Less_Tree::genCSS
*/
public function genCSS( $output ){
$value = $this->value;
$rules = $this->rules;
$output->add( $this->name, $this->currentFileInfo, $this->index );
if( $this->value ){
$output->add(' ');
$this->value->genCSS($output);
}
if( $this->rules ){
Less_Tree::outputRuleset( $output, array($this->rules));
} else {
$output->add(';');
}
}
public function compile($env){
$value = $this->value;
$rules = $this->rules;
if( $value ){
$value = $value->compile($env);
}
if( $rules ){
$rules = $rules->compile($env);
$rules->root = true;
}
return new Less_Tree_Directive( $this->name, $value, $rules, $this->index, $this->currentFileInfo, $this->debugInfo );
}
public function variable($name){
if( $this->rules ){
return $this->rules->variable($name);
}
}
public function find($selector){
if( $this->rules ){
return $this->rules->find($selector, $this);
}
}
//rulesets: function () { if (this.rules) return tree.Ruleset.prototype.rulesets.apply(this.rules); },
public function markReferenced(){
$this->isReferenced = true;
if( $this->rules ){
Less_Tree::ReferencedArray($this->rules->rules);
}
}
}

75
include/thirdparty/less.php/___1.7.0.13/Tree/Element.php vendored
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@ -1,75 +0,0 @@
<?php
/**
* Element
*
* @package Less
* @subpackage tree
*/
class Less_Tree_Element extends Less_Tree{
public $combinator = '';
public $value = '';
public $index;
public $currentFileInfo;
public $type = 'Element';
public $value_is_object = false;
public function __construct($combinator, $value, $index = null, $currentFileInfo = null ){
$this->value = $value;
$this->value_is_object = is_object($value);
if( $combinator ){
$this->combinator = $combinator;
}
$this->index = $index;
$this->currentFileInfo = $currentFileInfo;
}
public function accept( $visitor ){
if( $this->value_is_object ){ //object or string
$this->value = $visitor->visitObj( $this->value );
}
}
public function compile($env){
if( Less_Environment::$mixin_stack ){
return new Less_Tree_Element($this->combinator, ($this->value_is_object ? $this->value->compile($env) : $this->value), $this->index, $this->currentFileInfo );
}
if( $this->value_is_object ){
$this->value = $this->value->compile($env);
}
return $this;
}
/**
* @see Less_Tree::genCSS
*/
public function genCSS( $output ){
$output->add( $this->toCSS(), $this->currentFileInfo, $this->index );
}
public function toCSS(){
if( $this->value_is_object ){
$value = $this->value->toCSS();
}else{
$value = $this->value;
}
if( $value === '' && $this->combinator && $this->combinator === '&' ){
return '';
}
return Less_Environment::$_outputMap[$this->combinator] . $value;
}
}

97
include/thirdparty/less.php/___1.7.0.13/Tree/Expression.php vendored
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@ -1,97 +0,0 @@
<?php
/**
* Expression
*
* @package Less
* @subpackage tree
*/
class Less_Tree_Expression extends Less_Tree{
public $value = array();
public $parens = false;
public $parensInOp = false;
public $type = 'Expression';
public function __construct( $value, $parens = null ){
$this->value = $value;
$this->parens = $parens;
}
public function accept( $visitor ){
$this->value = $visitor->visitArray( $this->value );
}
public function compile($env) {
$doubleParen = false;
if( $this->parens && !$this->parensInOp ){
Less_Environment::$parensStack++;
}
$returnValue = null;
if( $this->value ){
$count = count($this->value);
if( $count > 1 ){
$ret = array();
foreach($this->value as $e){
$ret[] = $e->compile($env);
}
$returnValue = new Less_Tree_Expression($ret);
}else{
if( ($this->value[0] instanceof Less_Tree_Expression) && $this->value[0]->parens && !$this->value[0]->parensInOp ){
$doubleParen = true;
}
$returnValue = $this->value[0]->compile($env);
}
} else {
$returnValue = $this;
}
if( $this->parens ){
if( !$this->parensInOp ){
Less_Environment::$parensStack--;
}elseif( !Less_Environment::isMathOn() && !$doubleParen ){
$returnValue = new Less_Tree_Paren($returnValue);
}
}
return $returnValue;
}
/**
* @see Less_Tree::genCSS
*/
public function genCSS( $output ){
$val_len = count($this->value);
for( $i = 0; $i < $val_len; $i++ ){
$this->value[$i]->genCSS( $output );
if( $i + 1 < $val_len ){
$output->add( ' ' );
}
}
}
public function throwAwayComments() {
if( is_array($this->value) ){
$new_value = array();
foreach($this->value as $v){
if( $v instanceof Less_Tree_Comment ){
continue;
}
$new_value[] = $v;
}
$this->value = $new_value;
}
}
}

77
include/thirdparty/less.php/___1.7.0.13/Tree/Extend.php vendored
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@ -1,77 +0,0 @@
<?php
/**
* Extend
*
* @package Less
* @subpackage tree
*/
class Less_Tree_Extend extends Less_Tree{
public $selector;
public $option;
public $index;
public $selfSelectors = array();
public $allowBefore;
public $allowAfter;
public $firstExtendOnThisSelectorPath;
public $type = 'Extend';
public $ruleset;
public $object_id;
public $parent_ids = array();
/**
* @param integer $index
*/
public function __construct($selector, $option, $index){
static $i = 0;
$this->selector = $selector;
$this->option = $option;
$this->index = $index;
switch($option){
case "all":
$this->allowBefore = true;
$this->allowAfter = true;
break;
default:
$this->allowBefore = false;
$this->allowAfter = false;
break;
}
$this->object_id = $i++;
$this->parent_ids = array($this->object_id);
}
public function accept( $visitor ){
$this->selector = $visitor->visitObj( $this->selector );
}
public function compile( $env ){
Less_Parser::$has_extends = true;
$this->selector = $this->selector->compile($env);
return $this;
//return new Less_Tree_Extend( $this->selector->compile($env), $this->option, $this->index);
}
public function findSelfSelectors( $selectors ){
$selfElements = array();
for( $i = 0, $selectors_len = count($selectors); $i < $selectors_len; $i++ ){
$selectorElements = $selectors[$i]->elements;
// duplicate the logic in genCSS function inside the selector node.
// future TODO - move both logics into the selector joiner visitor
if( $i && $selectorElements && $selectorElements[0]->combinator === "") {
$selectorElements[0]->combinator = ' ';
}
$selfElements = array_merge( $selfElements, $selectors[$i]->elements );
}
$this->selfSelectors = array(new Less_Tree_Selector($selfElements));
}
}

304
include/thirdparty/less.php/___1.7.0.13/Tree/Import.php vendored
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@ -1,304 +0,0 @@
<?php
/**
* CSS @import node
*
* The general strategy here is that we don't want to wait
* for the parsing to be completed, before we start importing
* the file. That's because in the context of a browser,
* most of the time will be spent waiting for the server to respond.
*
* On creation, we push the import path to our import queue, though
* `import,push`, we also pass it a callback, which it'll call once
* the file has been fetched, and parsed.
*
* @package Less
* @subpackage tree
*/
class Less_Tree_Import extends Less_Tree{
public $options;
public $index;
public $path;
public $features;
public $currentFileInfo;
public $css;
public $skip;
public $root;
public $type = 'Import';
public function __construct($path, $features, $options, $index, $currentFileInfo = null ){
$this->options = $options;
$this->index = $index;
$this->path = $path;
$this->features = $features;
$this->currentFileInfo = $currentFileInfo;
if( is_array($options) ){
$this->options += array('inline'=>false);
if( isset($this->options['less']) || $this->options['inline'] ){
$this->css = !isset($this->options['less']) || !$this->options['less'] || $this->options['inline'];
} else {
$pathValue = $this->getPath();
if( $pathValue && preg_match('/css([\?;].*)?$/',$pathValue) ){
$this->css = true;
}
}
}
}
//
// The actual import node doesn't return anything, when converted to CSS.
// The reason is that it's used at the evaluation stage, so that the rules
// it imports can be treated like any other rules.
//
// In `eval`, we make sure all Import nodes get evaluated, recursively, so
// we end up with a flat structure, which can easily be imported in the parent
// ruleset.
//
public function accept($visitor){
if( $this->features ){
$this->features = $visitor->visitObj($this->features);
}
$this->path = $visitor->visitObj($this->path);
if( !$this->options['inline'] && $this->root ){
$this->root = $visitor->visit($this->root);
}
}
/**
* @see Less_Tree::genCSS
*/
public function genCSS( $output ){
if( $this->css ){
$output->add( '@import ', $this->currentFileInfo, $this->index );
$this->path->genCSS( $output );
if( $this->features ){
$output->add( ' ' );
$this->features->genCSS( $output );
}
$output->add( ';' );
}
}
public function toCSS(){
$features = $this->features ? ' ' . $this->features->toCSS() : '';
if ($this->css) {
return "@import " . $this->path->toCSS() . $features . ";\n";
} else {
return "";
}
}
/**
* @return string
*/
public function getPath(){
if ($this->path instanceof Less_Tree_Quoted) {
$path = $this->path->value;
$path = ( isset($this->css) || preg_match('/(\.[a-z]*$)|([\?;].*)$/',$path)) ? $path : $path . '.less';
} else if ($this->path instanceof Less_Tree_URL) {
$path = $this->path->value->value;
}else{
return null;
}
//remove query string and fragment
return preg_replace('/[\?#][^\?]*$/','',$path);
}
public function compileForImport( $env ){
return new Less_Tree_Import( $this->path->compile($env), $this->features, $this->options, $this->index, $this->currentFileInfo);
}
public function compilePath($env) {
$path = $this->path->compile($env);
$rootpath = '';
if( $this->currentFileInfo && $this->currentFileInfo['rootpath'] ){
$rootpath = $this->currentFileInfo['rootpath'];
}
if( !($path instanceof Less_Tree_URL) ){
if( $rootpath ){
$pathValue = $path->value;
// Add the base path if the import is relative
if( $pathValue && Less_Environment::isPathRelative($pathValue) ){
$path->value = $this->currentFileInfo['uri_root'].$pathValue;
}
}
$path->value = Less_Environment::normalizePath($path->value);
}
return $path;
}
public function compile( $env ){
$evald = $this->compileForImport($env);
//get path & uri
$path_and_uri = null;
if( is_callable(Less_Parser::$options['import_callback']) ){
$path_and_uri = call_user_func(Less_Parser::$options['import_callback'],$evald);
}
if( !$path_and_uri ){
$path_and_uri = $evald->PathAndUri();
}
if( $path_and_uri ){
list($full_path, $uri) = $path_and_uri;
}else{
$full_path = $uri = $evald->getPath();
}
//import once
if( $evald->skip( $full_path, $env) ){
return array();
}
if( $this->options['inline'] ){
//todo needs to reference css file not import
//$contents = new Less_Tree_Anonymous($this->root, 0, array('filename'=>$this->importedFilename), true );
Less_Parser::AddParsedFile($full_path);
$contents = new Less_Tree_Anonymous( file_get_contents($full_path), 0, array(), true );
if( $this->features ){
return new Less_Tree_Media( array($contents), $this->features->value );
}
return array( $contents );
}
// optional (need to be before "CSS" to support optional CSS imports. CSS should be checked only if empty($this->currentFileInfo))
if( isset($this->options['optional']) && $this->options['optional'] && !file_exists($full_path) && (!$evald->css || !empty($this->currentFileInfo))) {
return array();
}
// css ?
if( $evald->css ){
$features = ( $evald->features ? $evald->features->compile($env) : null );
return new Less_Tree_Import( $this->compilePath( $env), $features, $this->options, $this->index);
}
return $this->ParseImport( $full_path, $uri, $env );
}
/**
* Using the import directories, get the full absolute path and uri of the import
*
* @param Less_Tree_Import $evald
*/
public function PathAndUri(){
$evald_path = $this->getPath();
if( $evald_path ){
$import_dirs = array();
if( Less_Environment::isPathRelative($evald_path) ){
//if the path is relative, the file should be in the current directory
$import_dirs[ $this->currentFileInfo['currentDirectory'] ] = $this->currentFileInfo['uri_root'];
}else{
//otherwise, the file should be relative to the server root
$import_dirs[ $this->currentFileInfo['entryPath'] ] = $this->currentFileInfo['entryUri'];
//if the user supplied entryPath isn't the actual root
$import_dirs[ $_SERVER['DOCUMENT_ROOT'] ] = '';
}
// always look in user supplied import directories
$import_dirs = array_merge( $import_dirs, Less_Parser::$options['import_dirs'] );
foreach( $import_dirs as $rootpath => $rooturi){
if( is_callable($rooturi) ){
list($path, $uri) = call_user_func($rooturi, $evald_path);
if( is_string($path) ){
$full_path = $path;
return array( $full_path, $uri );
}
}elseif( !empty($rootpath) ){
$path = rtrim($rootpath,'/\\').'/'.ltrim($evald_path,'/\\');
if( file_exists($path) ){
$full_path = Less_Environment::normalizePath($path);
$uri = Less_Environment::normalizePath(dirname($rooturi.$evald_path));
return array( $full_path, $uri );
} elseif( file_exists($path.'.less') ){
$full_path = Less_Environment::normalizePath($path.'.less');
$uri = Less_Environment::normalizePath(dirname($rooturi.$evald_path.'.less'));
return array( $full_path, $uri );
}
}
}
}
}
/**
* Parse the import url and return the rules
*
* @return Less_Tree_Media|array
*/
public function ParseImport( $full_path, $uri, $env ){
$import_env = clone $env;
if( (isset($this->options['reference']) && $this->options['reference']) || isset($this->currentFileInfo['reference']) ){
$import_env->currentFileInfo['reference'] = true;
}
if( (isset($this->options['multiple']) && $this->options['multiple']) ){
$import_env->importMultiple = true;
}
$parser = new Less_Parser($import_env);
$root = $parser->parseFile($full_path, $uri, true);
$ruleset = new Less_Tree_Ruleset(array(), $root->rules );
$ruleset->evalImports($import_env);
return $this->features ? new Less_Tree_Media($ruleset->rules, $this->features->value) : $ruleset->rules;
}
/**
* Should the import be skipped?
*
* @return boolean|null
*/
private function Skip($path, $env){
$path = Less_Parser::AbsPath($path, true);
if( $path && Less_Parser::FileParsed($path) ){
if( isset($this->currentFileInfo['reference']) ){
return true;
}
return !isset($this->options['multiple']) && !$env->importMultiple;
}
}
}

30
include/thirdparty/less.php/___1.7.0.13/Tree/Javascript.php vendored
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@ -1,30 +0,0 @@
<?php
/**
* Javascript
*
* @package Less
* @subpackage tree
*/
class Less_Tree_Javascript extends Less_Tree{
public $type = 'Javascript';
public $escaped;
public $expression;
public $index;
/**
* @param boolean $index
* @param boolean $escaped
*/
public function __construct($string, $index, $escaped){
$this->escaped = $escaped;
$this->expression = $string;
$this->index = $index;
}
public function compile(){
return new Less_Tree_Anonymous('/* Sorry, can not do JavaScript evaluation in PHP... :( */');
}
}

44
include/thirdparty/less.php/___1.7.0.13/Tree/Keyword.php vendored
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@ -1,44 +0,0 @@
<?php
/**
* Keyword
*
* @package Less
* @subpackage tree
*/
class Less_Tree_Keyword extends Less_Tree{
public $value;
public $type = 'Keyword';
/**
* @param string $value
*/
public function __construct($value){
$this->value = $value;
}
public function compile(){
return $this;
}
/**
* @see Less_Tree::genCSS
*/
public function genCSS( $output ){
if( $this->value === '%') {
throw new Less_Exception_Compiler("Invalid % without number");
}
$output->add( $this->value );
}
public function compare($other) {
if ($other instanceof Less_Tree_Keyword) {
return $other->value === $this->value ? 0 : 1;
} else {
return -1;
}
}
}

179
include/thirdparty/less.php/___1.7.0.13/Tree/Media.php vendored
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@ -1,179 +0,0 @@
<?php
/**
* Media
*
* @package Less
* @subpackage tree
*/
class Less_Tree_Media extends Less_Tree{
public $features;
public $rules;
public $index;
public $currentFileInfo;
public $isReferenced;
public $type = 'Media';
public function __construct($value = array(), $features = array(), $index = null, $currentFileInfo = null ){
$this->index = $index;
$this->currentFileInfo = $currentFileInfo;
$selectors = $this->emptySelectors();
$this->features = new Less_Tree_Value($features);
$this->rules = array(new Less_Tree_Ruleset($selectors, $value));
$this->rules[0]->allowImports = true;
}
public function accept( $visitor ){
$this->features = $visitor->visitObj($this->features);
$this->rules = $visitor->visitArray($this->rules);
}
/**
* @see Less_Tree::genCSS
*/
public function genCSS( $output ){
$output->add( '@media ', $this->currentFileInfo, $this->index );
$this->features->genCSS( $output );
Less_Tree::outputRuleset( $output, $this->rules);
}
public function compile($env) {
$media = new Less_Tree_Media(array(), array(), $this->index, $this->currentFileInfo );
$strictMathBypass = false;
if( Less_Parser::$options['strictMath'] === false) {
$strictMathBypass = true;
Less_Parser::$options['strictMath'] = true;
}
$media->features = $this->features->compile($env);
if( $strictMathBypass ){
Less_Parser::$options['strictMath'] = false;
}
$env->mediaPath[] = $media;
$env->mediaBlocks[] = $media;
array_unshift($env->frames, $this->rules[0]);
$media->rules = array($this->rules[0]->compile($env));
array_shift($env->frames);
array_pop($env->mediaPath);
return !$env->mediaPath ? $media->compileTop($env) : $media->compileNested($env);
}
public function variable($name) {
return $this->rules[0]->variable($name);
}
public function find($selector) {
return $this->rules[0]->find($selector, $this);
}
public function emptySelectors(){
$el = new Less_Tree_Element('','&', $this->index, $this->currentFileInfo );
$sels = array( new Less_Tree_Selector(array($el), array(), null, $this->index, $this->currentFileInfo) );
$sels[0]->mediaEmpty = true;
return $sels;
}
public function markReferenced(){
$this->rules[0]->markReferenced();
$this->isReferenced = true;
Less_Tree::ReferencedArray($this->rules[0]->rules);
}
// evaltop
public function compileTop($env) {
$result = $this;
if (count($env->mediaBlocks) > 1) {
$selectors = $this->emptySelectors();
$result = new Less_Tree_Ruleset($selectors, $env->mediaBlocks);
$result->multiMedia = true;
}
$env->mediaBlocks = array();
$env->mediaPath = array();
return $result;
}
public function compileNested($env) {
$path = array_merge($env->mediaPath, array($this));
// Extract the media-query conditions separated with `,` (OR).
foreach ($path as $key => $p) {
$value = $p->features instanceof Less_Tree_Value ? $p->features->value : $p->features;
$path[$key] = is_array($value) ? $value : array($value);
}
// Trace all permutations to generate the resulting media-query.
//
// (a, b and c) with nested (d, e) ->
// a and d
// a and e
// b and c and d
// b and c and e
$permuted = $this->permute($path);
$expressions = array();
foreach($permuted as $path){
for( $i=0, $len=count($path); $i < $len; $i++){
$path[$i] = Less_Parser::is_method($path[$i], 'toCSS') ? $path[$i] : new Less_Tree_Anonymous($path[$i]);
}
for( $i = count($path) - 1; $i > 0; $i-- ){
array_splice($path, $i, 0, array(new Less_Tree_Anonymous('and')));
}
$expressions[] = new Less_Tree_Expression($path);
}
$this->features = new Less_Tree_Value($expressions);
// Fake a tree-node that doesn't output anything.
return new Less_Tree_Ruleset(array(), array());
}
public function permute($arr) {
if (!$arr)
return array();
if (count($arr) == 1)
return $arr[0];
$result = array();
$rest = $this->permute(array_slice($arr, 1));
foreach ($rest as $r) {
foreach ($arr[0] as $a) {
$result[] = array_merge(
is_array($a) ? $a : array($a),
is_array($r) ? $r : array($r)
);
}
}
return $result;
}
public function bubbleSelectors($selectors) {
if( !$selectors) return;
$this->rules = array(new Less_Tree_Ruleset( $selectors, array($this->rules[0])));
}
}

202
include/thirdparty/less.php/___1.7.0.13/Tree/Mixin/Call.php vendored
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@ -1,202 +0,0 @@
<?php
class Less_Tree_Mixin_Call extends Less_Tree{
public $selector;
public $arguments;
public $index;
public $currentFileInfo;
public $important;
public $type = 'MixinCall';
/**
* less.js: tree.mixin.Call
*
*/
public function __construct($elements, $args, $index, $currentFileInfo, $important = false){
$this->selector = new Less_Tree_Selector($elements);
$this->arguments = $args;
$this->index = $index;
$this->currentFileInfo = $currentFileInfo;
$this->important = $important;
}
//function accept($visitor){
// $this->selector = $visitor->visit($this->selector);
// $this->arguments = $visitor->visit($this->arguments);
//}
public function compile($env){
$rules = array();
$match = false;
$isOneFound = false;
$candidates = array();
$defaultUsed = false;
$conditionResult = array();
$args = array();
foreach($this->arguments as $a){
$args[] = array('name'=> $a['name'], 'value' => $a['value']->compile($env) );
}
foreach($env->frames as $frame){
$mixins = $frame->find($this->selector);
if( !$mixins ){
continue;
}
$isOneFound = true;
$defNone = 0;
$defTrue = 1;
$defFalse = 2;
// To make `default()` function independent of definition order we have two "subpasses" here.
// At first we evaluate each guard *twice* (with `default() == true` and `default() == false`),
// and build candidate list with corresponding flags. Then, when we know all possible matches,
// we make a final decision.
$mixins_len = count($mixins);
for( $m = 0; $m < $mixins_len; $m++ ){
$mixin = $mixins[$m];
if( $this->IsRecursive( $env, $mixin ) ){
continue;
}
if( $mixin->matchArgs($args, $env) ){
$candidate = array('mixin' => $mixin, 'group' => $defNone);
if( $mixin instanceof Less_Tree_Ruleset ){
for( $f = 0; $f < 2; $f++ ){
Less_Tree_DefaultFunc::value($f);
$conditionResult[$f] = $mixin->matchCondition( $args, $env);
}
if( $conditionResult[0] || $conditionResult[1] ){
if( $conditionResult[0] != $conditionResult[1] ){
$candidate['group'] = $conditionResult[1] ? $defTrue : $defFalse;
}
$candidates[] = $candidate;
}
}else{
$candidates[] = $candidate;
}
$match = true;
}
}
Less_Tree_DefaultFunc::reset();
$count = array(0, 0, 0);
for( $m = 0; $m < count($candidates); $m++ ){
$count[ $candidates[$m]['group'] ]++;
}
if( $count[$defNone] > 0 ){
$defaultResult = $defFalse;
} else {
$defaultResult = $defTrue;
if( ($count[$defTrue] + $count[$defFalse]) > 1 ){
throw new Exception( 'Ambiguous use of `default()` found when matching for `' . $this->format($args) . '`' );
}
}
$candidates_length = count($candidates);
$length_1 = ($candidates_length == 1);
for( $m = 0; $m < $candidates_length; $m++){
$candidate = $candidates[$m]['group'];
if( ($candidate === $defNone) || ($candidate === $defaultResult) ){
try{
$mixin = $candidates[$m]['mixin'];
if( !($mixin instanceof Less_Tree_Mixin_Definition) ){
$mixin = new Less_Tree_Mixin_Definition('', array(), $mixin->rules, null, false);
$mixin->originalRuleset = $mixins[$m]->originalRuleset;
}
$rules = array_merge($rules, $mixin->evalCall($env, $args, $this->important)->rules);
} catch (Exception $e) {
//throw new Less_Exception_Compiler($e->getMessage(), $e->index, null, $this->currentFileInfo['filename']);
throw new Less_Exception_Compiler($e->getMessage(), null, null, $this->currentFileInfo);
}
}
}
if( $match ){
if( !$this->currentFileInfo || !isset($this->currentFileInfo['reference']) || !$this->currentFileInfo['reference'] ){
Less_Tree::ReferencedArray($rules);
}
return $rules;
}
}
if( $isOneFound ){
throw new Less_Exception_Compiler('No matching definition was found for `'.$this->Format( $args ).'`', null, $this->index, $this->currentFileInfo);
}else{
throw new Less_Exception_Compiler(trim($this->selector->toCSS()) . " is undefined in ".$this->currentFileInfo['filename'], null, $this->index);
}
}
/**
* Format the args for use in exception messages
*
*/
private function Format($args){
$message = array();
if( $args ){
foreach($args as $a){
$argValue = '';
if( $a['name'] ){
$argValue .= $a['name'] . ':';
}
if( is_object($a['value']) ){
$argValue .= $a['value']->toCSS();
}else{
$argValue .= '???';
}
$message[] = $argValue;
}
}
return implode(', ',$message);
}
/**
* Are we in a recursive mixin call?
*
* @return bool
*/
private function IsRecursive( $env, $mixin ){
foreach($env->frames as $recur_frame){
if( !($mixin instanceof Less_Tree_Mixin_Definition) ){
if( $mixin === $recur_frame ){
return true;
}
if( isset($recur_frame->originalRuleset) && $mixin->ruleset_id === $recur_frame->originalRuleset ){
return true;
}
}
}
return false;
}
}

241
include/thirdparty/less.php/___1.7.0.13/Tree/Mixin/Definition.php vendored
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@ -1,241 +0,0 @@
<?php
class Less_Tree_Mixin_Definition extends Less_Tree_Ruleset{
public $name;
public $selectors;
public $params;
public $arity = 0;
public $rules;
public $lookups = array();
public $required = 0;
public $frames = array();
public $condition;
public $variadic;
public $type = 'MixinDefinition';
// less.js : /lib/less/tree/mixin.js : tree.mixin.Definition
public function __construct($name, $params, $rules, $condition, $variadic = false, $frames = array() ){
$this->name = $name;
$this->selectors = array(new Less_Tree_Selector(array( new Less_Tree_Element(null, $name))));
$this->params = $params;
$this->condition = $condition;
$this->variadic = $variadic;
$this->rules = $rules;
if( $params ){
$this->arity = count($params);
foreach( $params as $p ){
if (! isset($p['name']) || ($p['name'] && !isset($p['value']))) {
$this->required++;
}
}
}
$this->frames = $frames;
$this->SetRulesetIndex();
}
//function accept( $visitor ){
// $this->params = $visitor->visit($this->params);
// $this->rules = $visitor->visit($this->rules);
// $this->condition = $visitor->visit($this->condition);
//}
public function toCSS(){
return '';
}
// less.js : /lib/less/tree/mixin.js : tree.mixin.Definition.evalParams
public function compileParams($env, $mixinFrames, $args = array() , &$evaldArguments = array() ){
$frame = new Less_Tree_Ruleset(null, array());
$params = $this->params;
$mixinEnv = null;
$argsLength = 0;
if( $args ){
$argsLength = count($args);
for($i = 0; $i < $argsLength; $i++ ){
$arg = $args[$i];
if( $arg && $arg['name'] ){
$isNamedFound = false;
foreach($params as $j => $param){
if( !isset($evaldArguments[$j]) && $arg['name'] === $params[$j]['name']) {
$evaldArguments[$j] = $arg['value']->compile($env);
array_unshift($frame->rules, new Less_Tree_Rule( $arg['name'], $arg['value']->compile($env) ) );
$isNamedFound = true;
break;
}
}
if ($isNamedFound) {
array_splice($args, $i, 1);
$i--;
$argsLength--;
continue;
} else {
throw new Less_Exception_Compiler("Named argument for " . $this->name .' '.$args[$i]['name'] . ' not found');
}
}
}
}
$argIndex = 0;
foreach($params as $i => $param){
if ( isset($evaldArguments[$i]) ){ continue; }
$arg = null;
if( isset($args[$argIndex]) ){
$arg = $args[$argIndex];
}
if (isset($param['name']) && $param['name']) {
if( isset($param['variadic']) ){
$varargs = array();
for ($j = $argIndex; $j < $argsLength; $j++) {
$varargs[] = $args[$j]['value']->compile($env);
}
$expression = new Less_Tree_Expression($varargs);
array_unshift($frame->rules, new Less_Tree_Rule($param['name'], $expression->compile($env)));
}else{
$val = ($arg && $arg['value']) ? $arg['value'] : false;
if ($val) {
$val = $val->compile($env);
} else if ( isset($param['value']) ) {
if( !$mixinEnv ){
$mixinEnv = new Less_Environment();
$mixinEnv->frames = array_merge( array($frame), $mixinFrames);
}
$val = $param['value']->compile($mixinEnv);
$frame->resetCache();
} else {
throw new Less_Exception_Compiler("Wrong number of arguments for " . $this->name . " (" . $argsLength . ' for ' . $this->arity . ")");
}
array_unshift($frame->rules, new Less_Tree_Rule($param['name'], $val));
$evaldArguments[$i] = $val;
}
}
if ( isset($param['variadic']) && $args) {
for ($j = $argIndex; $j < $argsLength; $j++) {
$evaldArguments[$j] = $args[$j]['value']->compile($env);
}
}
$argIndex++;
}
ksort($evaldArguments);
$evaldArguments = array_values($evaldArguments);
return $frame;
}
public function compile($env) {
if( $this->frames ){
return new Less_Tree_Mixin_Definition($this->name, $this->params, $this->rules, $this->condition, $this->variadic, $this->frames );
}
return new Less_Tree_Mixin_Definition($this->name, $this->params, $this->rules, $this->condition, $this->variadic, $env->frames );
}
public function evalCall($env, $args = NULL, $important = NULL) {
Less_Environment::$mixin_stack++;
$_arguments = array();
if( $this->frames ){
$mixinFrames = array_merge($this->frames, $env->frames);
}else{
$mixinFrames = $env->frames;
}
$frame = $this->compileParams($env, $mixinFrames, $args, $_arguments);
$ex = new Less_Tree_Expression($_arguments);
array_unshift($frame->rules, new Less_Tree_Rule('@arguments', $ex->compile($env)));
$ruleset = new Less_Tree_Ruleset(null, $this->rules);
$ruleset->originalRuleset = $this->ruleset_id;
$ruleSetEnv = new Less_Environment();
$ruleSetEnv->frames = array_merge( array($this, $frame), $mixinFrames );
$ruleset = $ruleset->compile( $ruleSetEnv );
if( $important ){
$ruleset = $ruleset->makeImportant();
}
Less_Environment::$mixin_stack--;
return $ruleset;
}
public function matchCondition($args, $env) {
if( !$this->condition ){
return true;
}
// set array to prevent error on array_merge
if(!is_array($this->frames)) {
$this->frames = array();
}
$frame = $this->compileParams($env, array_merge($this->frames,$env->frames), $args );
$compile_env = new Less_Environment();
$compile_env->frames = array_merge(
array($frame) // the parameter variables
, $this->frames // the parent namespace/mixin frames
, $env->frames // the current environment frames
);
$compile_env->functions = $env->functions;
return (bool)$this->condition->compile($compile_env);
}
public function matchArgs($args, $env = NULL){
$argsLength = count($args);
if( !$this->variadic ){
if( $argsLength < $this->required ){
return false;
}
if( $argsLength > count($this->params) ){
return false;
}
}else{
if( $argsLength < ($this->required - 1)){
return false;
}
}
$len = min($argsLength, $this->arity);
for( $i = 0; $i < $len; $i++ ){
if( !isset($this->params[$i]['name']) && !isset($this->params[$i]['variadic']) ){
if( $args[$i]['value']->compile($env)->toCSS() != $this->params[$i]['value']->compile($env)->toCSS() ){
return false;
}
}
}
return true;
}
}

51
include/thirdparty/less.php/___1.7.0.13/Tree/NameValue.php vendored
View file

@ -1,51 +0,0 @@
<?php
/**
* A simple css name-value pair
* ex: width:100px;
*
* In bootstrap, there are about 600-1,000 simple name-value pairs (depending on how forgiving the match is) -vs- 6,020 dynamic rules (Less_Tree_Rule)
* Using the name-value object can speed up bootstrap compilation slightly, but it breaks color keyword interpretation: color:red -> color:#FF0000;
*
* @package Less
* @subpackage tree
*/
class Less_Tree_NameValue extends Less_Tree{
public $name;
public $value;
public $index;
public $currentFileInfo;
public $type = 'NameValue';
public $important = '';
public function __construct($name, $value = null, $index = null, $currentFileInfo = null ){
$this->name = $name;
$this->value = $value;
$this->index = $index;
$this->currentFileInfo = $currentFileInfo;
}
public function genCSS( $output ){
$output->add(
$this->name
. Less_Environment::$_outputMap[': ']
. $this->value
. $this->important
. (((Less_Environment::$lastRule && Less_Parser::$options['compress'])) ? "" : ";")
, $this->currentFileInfo, $this->index);
}
public function compile ($env){
return $this;
}
public function makeImportant(){
$new = new Less_Tree_NameValue($this->name, $this->value, $this->index, $this->currentFileInfo);
$new->important = ' !important';
return $new;
}
}

37
include/thirdparty/less.php/___1.7.0.13/Tree/Negative.php vendored
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@ -1,37 +0,0 @@
<?php
/**
* Negative
*
* @package Less
* @subpackage tree
*/
class Less_Tree_Negative extends Less_Tree{
public $value;
public $type = 'Negative';
public function __construct($node){
$this->value = $node;
}
//function accept($visitor) {
// $this->value = $visitor->visit($this->value);
//}
/**
* @see Less_Tree::genCSS
*/
public function genCSS( $output ){
$output->add( '-' );
$this->value->genCSS( $output );
}
public function compile($env) {
if( Less_Environment::isMathOn() ){
$ret = new Less_Tree_Operation('*', array( new Less_Tree_Dimension(-1), $this->value ) );
return $ret->compile($env);
}
return new Less_Tree_Negative( $this->value->compile($env) );
}
}

70
include/thirdparty/less.php/___1.7.0.13/Tree/Operation.php vendored
View file

@ -1,70 +0,0 @@
<?php
/**
* Operation
*
* @package Less
* @subpackage tree
*/
class Less_Tree_Operation extends Less_Tree{
public $op;
public $operands;
public $isSpaced;
public $type = 'Operation';
/**
* @param string $op
*/
public function __construct($op, $operands, $isSpaced = false){
$this->op = trim($op);
$this->operands = $operands;
$this->isSpaced = $isSpaced;
}
public function accept($visitor) {
$this->operands = $visitor->visitArray($this->operands);
}
public function compile($env){
$a = $this->operands[0]->compile($env);
$b = $this->operands[1]->compile($env);
if( Less_Environment::isMathOn() ){
if( $a instanceof Less_Tree_Dimension && $b instanceof Less_Tree_Color ){
$a = $a->toColor();
}elseif( $b instanceof Less_Tree_Dimension && $a instanceof Less_Tree_Color ){
$b = $b->toColor();
}
if( !method_exists($a,'operate') ){
throw new Less_Exception_Compiler("Operation on an invalid type");
}
return $a->operate( $this->op, $b);
}
return new Less_Tree_Operation($this->op, array($a, $b), $this->isSpaced );
}
/**
* @see Less_Tree::genCSS
*/
public function genCSS( $output ){
$this->operands[0]->genCSS( $output );
if( $this->isSpaced ){
$output->add( " " );
}
$output->add( $this->op );
if( $this->isSpaced ){
$output->add( ' ' );
}
$this->operands[1]->genCSS( $output );
}
}

35
include/thirdparty/less.php/___1.7.0.13/Tree/Paren.php vendored
View file

@ -1,35 +0,0 @@
<?php
/**
* Paren
*
* @package Less
* @subpackage tree
*/
class Less_Tree_Paren extends Less_Tree{
public $value;
public $type = 'Paren';
public function __construct($value) {
$this->value = $value;
}
public function accept($visitor){
$this->value = $visitor->visitObj($this->value);
}
/**
* @see Less_Tree::genCSS
*/
public function genCSS( $output ){
$output->add( '(' );
$this->value->genCSS( $output );
$output->add( ')' );
}
public function compile($env) {
return new Less_Tree_Paren($this->value->compile($env));
}
}

81
include/thirdparty/less.php/___1.7.0.13/Tree/Quoted.php vendored
View file

@ -1,81 +0,0 @@
<?php
/**
* Quoted
*
* @package Less
* @subpackage tree
*/
class Less_Tree_Quoted extends Less_Tree{
public $escaped;
public $value;
public $quote;
public $index;
public $currentFileInfo;
public $type = 'Quoted';
/**
* @param string $str
*/
public function __construct($str, $content = '', $escaped = false, $index = false, $currentFileInfo = null ){
$this->escaped = $escaped;
$this->value = $content;
if( $str ){
$this->quote = $str[0];
}
$this->index = $index;
$this->currentFileInfo = $currentFileInfo;
}
/**
* @see Less_Tree::genCSS
*/
public function genCSS( $output ){
if( !$this->escaped ){
$output->add( $this->quote, $this->currentFileInfo, $this->index );
}
$output->add( $this->value );
if( !$this->escaped ){
$output->add( $this->quote );
}
}
public function compile($env){
$value = $this->value;
if( preg_match_all('/`([^`]+)`/', $this->value, $matches) ){
foreach($matches as $i => $match){
$js = new Less_Tree_JavaScript($matches[1], $this->index, true);
$js = $js->compile()->value;
$value = str_replace($matches[0][$i], $js, $value);
}
}
if( preg_match_all('/@\{([\w-]+)\}/',$value,$matches) ){
foreach($matches[1] as $i => $match){
$v = new Less_Tree_Variable('@' . $match, $this->index, $this->currentFileInfo );
$v = $v->compile($env);
$v = ($v instanceof Less_Tree_Quoted) ? $v->value : $v->toCSS();
$value = str_replace($matches[0][$i], $v, $value);
}
}
return new Less_Tree_Quoted($this->quote . $value . $this->quote, $value, $this->escaped, $this->index, $this->currentFileInfo);
}
public function compare($x) {
if( !Less_Parser::is_method($x, 'toCSS') ){
return -1;
}
$left = $this->toCSS();
$right = $x->toCSS();
if ($left === $right) {
return 0;
}
return $left < $right ? -1 : 1;
}
}

115
include/thirdparty/less.php/___1.7.0.13/Tree/Rule.php vendored
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@ -1,115 +0,0 @@
<?php
/**
* Rule
*
* @package Less
* @subpackage tree
*/
class Less_Tree_Rule extends Less_Tree{
public $name;
public $value;
public $important;
public $merge;
public $index;
public $inline;
public $variable;
public $currentFileInfo;
public $type = 'Rule';
/**
* @param string $important
*/
public function __construct($name, $value = null, $important = null, $merge = null, $index = null, $currentFileInfo = null, $inline = false){
$this->name = $name;
$this->value = ($value instanceof Less_Tree_Value || $value instanceof Less_Tree_Ruleset) ? $value : new Less_Tree_Value(array($value));
$this->important = $important ? ' ' . trim($important) : '';
$this->merge = $merge;
$this->index = $index;
$this->currentFileInfo = $currentFileInfo;
$this->inline = $inline;
$this->variable = ( is_string($name) && $name[0] === '@');
}
public function accept($visitor) {
$this->value = $visitor->visitObj( $this->value );
}
/**
* @see Less_Tree::genCSS
*/
public function genCSS( $output ){
$output->add( $this->name . Less_Environment::$_outputMap[': '], $this->currentFileInfo, $this->index);
try{
$this->value->genCSS( $output);
}catch( Less_Exception_Parser $e ){
$e->index = $this->index;
$e->currentFile = $this->currentFileInfo;
throw $e;
}
$output->add( $this->important . (($this->inline || (Less_Environment::$lastRule && Less_Parser::$options['compress'])) ? "" : ";"), $this->currentFileInfo, $this->index);
}
public function compile ($env){
$name = $this->name;
if( is_array($name) ){
// expand 'primitive' name directly to get
// things faster (~10% for benchmark.less):
if( count($name) === 1 && $name[0] instanceof Less_Tree_Keyword ){
$name = $name[0]->value;
}else{
$name = $this->CompileName($env,$name);
}
}
$strictMathBypass = Less_Parser::$options['strictMath'];
if( $name === "font" && !Less_Parser::$options['strictMath'] ){
Less_Parser::$options['strictMath'] = true;
}
try {
$evaldValue = $this->value->compile($env);
if( !$this->variable && $evaldValue->type === "DetachedRuleset") {
throw new Less_Exception_Compiler("Rulesets cannot be evaluated on a property.", null, $this->index, $this->currentFileInfo);
}
if( Less_Environment::$mixin_stack ){
$return = new Less_Tree_Rule($name, $evaldValue, $this->important, $this->merge, $this->index, $this->currentFileInfo, $this->inline);
}else{
$this->name = $name;
$this->value = $evaldValue;
$return = $this;
}
}catch( Less_Exception_Parser $e ){
if( !is_numeric($e->index) ){
$e->index = $this->index;
$e->currentFile = $this->currentFileInfo;
}
throw $e;
}
Less_Parser::$options['strictMath'] = $strictMathBypass;
return $return;
}
public function CompileName( $env, $name ){
$output = new Less_Output();
foreach($name as $n){
$n->compile($env)->genCSS($output);
}
return $output->toString();
}
public function makeImportant(){
return new Less_Tree_Rule($this->name, $this->value, '!important', $this->merge, $this->index, $this->currentFileInfo, $this->inline);
}
}

643
include/thirdparty/less.php/___1.7.0.13/Tree/Ruleset.php vendored
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@ -1,643 +0,0 @@
<?php
/**
* Ruleset
*
* @package Less
* @subpackage tree
*/
class Less_Tree_Ruleset extends Less_Tree{
protected $lookups;
public $_variables;
public $_rulesets;
public $strictImports;
public $selectors;
public $rules;
public $root;
public $allowImports;
public $paths;
public $firstRoot;
public $type = 'Ruleset';
public $multiMedia;
public $allExtends;
public $ruleset_id;
public $originalRuleset;
public $first_oelements;
public function SetRulesetIndex(){
$this->ruleset_id = Less_Parser::$next_id++;
$this->originalRuleset = $this->ruleset_id;
if( $this->selectors ){
foreach($this->selectors as $sel){
if( $sel->_oelements ){
$this->first_oelements[$sel->_oelements[0]] = true;
}
}
}
}
public function __construct($selectors, $rules, $strictImports = null){
$this->selectors = $selectors;
$this->rules = $rules;
$this->lookups = array();
$this->strictImports = $strictImports;
$this->SetRulesetIndex();
}
public function accept( $visitor ){
if( $this->paths ){
$paths_len = count($this->paths);
for($i = 0,$paths_len; $i < $paths_len; $i++ ){
$this->paths[$i] = $visitor->visitArray($this->paths[$i]);
}
}elseif( $this->selectors ){
$this->selectors = $visitor->visitArray($this->selectors);
}
if( $this->rules ){
$this->rules = $visitor->visitArray($this->rules);
}
}
public function compile($env){
$ruleset = $this->PrepareRuleset($env);
// Store the frames around mixin definitions,
// so they can be evaluated like closures when the time comes.
$rsRuleCnt = count($ruleset->rules);
for( $i = 0; $i < $rsRuleCnt; $i++ ){
if( $ruleset->rules[$i] instanceof Less_Tree_Mixin_Definition || $ruleset->rules[$i] instanceof Less_Tree_DetachedRuleset ){
$ruleset->rules[$i] = $ruleset->rules[$i]->compile($env);
}
}
$mediaBlockCount = 0;
if( $env instanceof Less_Environment ){
$mediaBlockCount = count($env->mediaBlocks);
}
// Evaluate mixin calls.
$this->EvalMixinCalls( $ruleset, $env, $rsRuleCnt );
// Evaluate everything else
for( $i=0; $i<$rsRuleCnt; $i++ ){
if(! ($ruleset->rules[$i] instanceof Less_Tree_Mixin_Definition || $ruleset->rules[$i] instanceof Less_Tree_DetachedRuleset) ){
$ruleset->rules[$i] = $ruleset->rules[$i]->compile($env);
}
}
// Evaluate everything else
for( $i=0; $i<$rsRuleCnt; $i++ ){
$rule = $ruleset->rules[$i];
// for rulesets, check if it is a css guard and can be removed
if( $rule instanceof Less_Tree_Ruleset && $rule->selectors && count($rule->selectors) === 1 ){
// check if it can be folded in (e.g. & where)
if( $rule->selectors[0]->isJustParentSelector() ){
array_splice($ruleset->rules,$i--,1);
$rsRuleCnt--;
for($j = 0; $j < count($rule->rules); $j++ ){
$subRule = $rule->rules[$j];
if( !($subRule instanceof Less_Tree_Rule) || !$subRule->variable ){
array_splice($ruleset->rules, ++$i, 0, array($subRule));
$rsRuleCnt++;
}
}
}
}
}
// Pop the stack
$env->shiftFrame();
if ($mediaBlockCount) {
$len = count($env->mediaBlocks);
for($i = $mediaBlockCount; $i < $len; $i++ ){
$env->mediaBlocks[$i]->bubbleSelectors($ruleset->selectors);
}
}
return $ruleset;
}
/**
* Compile Less_Tree_Mixin_Call objects
*
* @param Less_Tree_Ruleset $ruleset
* @param integer $rsRuleCnt
*/
private function EvalMixinCalls( $ruleset, $env, &$rsRuleCnt ){
for($i=0; $i < $rsRuleCnt; $i++){
$rule = $ruleset->rules[$i];
if( $rule instanceof Less_Tree_Mixin_Call ){
$rule = $rule->compile($env);
$temp = array();
foreach($rule as $r){
if( ($r instanceof Less_Tree_Rule) && $r->variable ){
// do not pollute the scope if the variable is
// already there. consider returning false here
// but we need a way to "return" variable from mixins
if( !$ruleset->variable($r->name) ){
$temp[] = $r;
}
}else{
$temp[] = $r;
}
}
$temp_count = count($temp)-1;
array_splice($ruleset->rules, $i, 1, $temp);
$rsRuleCnt += $temp_count;
$i += $temp_count;
$ruleset->resetCache();
}elseif( $rule instanceof Less_Tree_RulesetCall ){
$rule = $rule->compile($env);
$rules = array();
foreach($rule->rules as $r){
if( ($r instanceof Less_Tree_Rule) && $r->variable ){
continue;
}
$rules[] = $r;
}
array_splice($ruleset->rules, $i, 1, $rules);
$temp_count = count($rules);
$rsRuleCnt += $temp_count - 1;
$i += $temp_count-1;
$ruleset->resetCache();
}
}
}
/**
* Compile the selectors and create a new ruleset object for the compile() method
*
*/
private function PrepareRuleset($env){
$hasOnePassingSelector = false;
$selectors = array();
if( $this->selectors ){
Less_Tree_DefaultFunc::error("it is currently only allowed in parametric mixin guards,");
foreach($this->selectors as $s){
$selector = $s->compile($env);
$selectors[] = $selector;
if( $selector->evaldCondition ){
$hasOnePassingSelector = true;
}
}
Less_Tree_DefaultFunc::reset();
} else {
$hasOnePassingSelector = true;
}
if( $this->rules && $hasOnePassingSelector ){
$rules = $this->rules;
}else{
$rules = array();
}
$ruleset = new Less_Tree_Ruleset($selectors, $rules, $this->strictImports);
$ruleset->originalRuleset = $this->ruleset_id;
$ruleset->root = $this->root;
$ruleset->firstRoot = $this->firstRoot;
$ruleset->allowImports = $this->allowImports;
// push the current ruleset to the frames stack
$env->unshiftFrame($ruleset);
// Evaluate imports
if( $ruleset->root || $ruleset->allowImports || !$ruleset->strictImports ){
$ruleset->evalImports($env);
}
return $ruleset;
}
function evalImports($env) {
$rules_len = count($this->rules);
for($i=0; $i < $rules_len; $i++){
$rule = $this->rules[$i];
if( $rule instanceof Less_Tree_Import ){
$rules = $rule->compile($env);
if( is_array($rules) ){
array_splice($this->rules, $i, 1, $rules);
$temp_count = count($rules)-1;
$i += $temp_count;
$rules_len += $temp_count;
}else{
array_splice($this->rules, $i, 1, array($rules));
}
$this->resetCache();
}
}
}
function makeImportant(){
$important_rules = array();
foreach($this->rules as $rule){
if( $rule instanceof Less_Tree_Rule || $rule instanceof Less_Tree_Ruleset || $rule instanceof Less_Tree_NameValue ){
$important_rules[] = $rule->makeImportant();
}else{
$important_rules[] = $rule;
}
}
return new Less_Tree_Ruleset($this->selectors, $important_rules, $this->strictImports );
}
public function matchArgs($args){
return !$args;
}
// lets you call a css selector with a guard
public function matchCondition( $args, $env ){
$lastSelector = end($this->selectors);
if( !$lastSelector->evaldCondition ){
return false;
}
if( $lastSelector->condition && !$lastSelector->condition->compile( $env->copyEvalEnv( $env->frames ) ) ){
return false;
}
return true;
}
function resetCache(){
$this->_rulesets = null;
$this->_variables = null;
$this->lookups = array();
}
public function variables(){
$this->_variables = array();
foreach( $this->rules as $r){
if ($r instanceof Less_Tree_Rule && $r->variable === true) {
$this->_variables[$r->name] = $r;
}
}
}
public function variable($name){
if( is_null($this->_variables) ){
$this->variables();
}
return isset($this->_variables[$name]) ? $this->_variables[$name] : null;
}
public function find( $selector, $self = null ){
$key = implode(' ',$selector->_oelements);
if( !isset($this->lookups[$key]) ){
if( !$self ){
$self = $this->ruleset_id;
}
$this->lookups[$key] = array();
$first_oelement = $selector->_oelements[0];
foreach($this->rules as $rule){
if( $rule instanceof Less_Tree_Ruleset && $rule->ruleset_id != $self ){
if( isset($rule->first_oelements[$first_oelement]) ){
foreach( $rule->selectors as $ruleSelector ){
$match = $selector->match($ruleSelector);
if( $match ){
if( $selector->elements_len > $match ){
$this->lookups[$key] = array_merge($this->lookups[$key], $rule->find( new Less_Tree_Selector(array_slice($selector->elements, $match)), $self));
} else {
$this->lookups[$key][] = $rule;
}
break;
}
}
}
}
}
}
return $this->lookups[$key];
}
/**
* @see Less_Tree::genCSS
*/
public function genCSS( $output ){
if( !$this->root ){
Less_Environment::$tabLevel++;
}
$tabRuleStr = $tabSetStr = '';
if( !Less_Parser::$options['compress'] ){
if( Less_Environment::$tabLevel ){
$tabRuleStr = "\n".str_repeat( Less_Parser::$options['indentation'] , Less_Environment::$tabLevel );
$tabSetStr = "\n".str_repeat( Less_Parser::$options['indentation'] , Less_Environment::$tabLevel-1 );
}else{
$tabSetStr = $tabRuleStr = "\n";
}
}
$ruleNodes = array();
$rulesetNodes = array();
foreach($this->rules as $rule){
$class = get_class($rule);
if( ($class === 'Less_Tree_Media') || ($class === 'Less_Tree_Directive') || ($this->root && $class === 'Less_Tree_Comment') || ($class === 'Less_Tree_Ruleset' && $rule->rules) ){
$rulesetNodes[] = $rule;
}else{
$ruleNodes[] = $rule;
}
}
// If this is the root node, we don't render
// a selector, or {}.
if( !$this->root ){
/*
debugInfo = tree.debugInfo(env, this, tabSetStr);
if (debugInfo) {
output.add(debugInfo);
output.add(tabSetStr);
}
*/
$paths_len = count($this->paths);
for( $i = 0; $i < $paths_len; $i++ ){
$path = $this->paths[$i];
$firstSelector = true;
foreach($path as $p){
$p->genCSS( $output, $firstSelector );
$firstSelector = false;
}
if( $i + 1 < $paths_len ){
$output->add( ',' . $tabSetStr );
}
}
$output->add( (Less_Parser::$options['compress'] ? '{' : " {") . $tabRuleStr );
}
// Compile rules and rulesets
$ruleNodes_len = count($ruleNodes);
$rulesetNodes_len = count($rulesetNodes);
for( $i = 0; $i < $ruleNodes_len; $i++ ){
$rule = $ruleNodes[$i];
// @page{ directive ends up with root elements inside it, a mix of rules and rulesets
// In this instance we do not know whether it is the last property
if( $i + 1 === $ruleNodes_len && (!$this->root || $rulesetNodes_len === 0 || $this->firstRoot ) ){
Less_Environment::$lastRule = true;
}
$rule->genCSS( $output );
if( !Less_Environment::$lastRule ){
$output->add( $tabRuleStr );
}else{
Less_Environment::$lastRule = false;
}
}
if( !$this->root ){
$output->add( $tabSetStr . '}' );
Less_Environment::$tabLevel--;
}
$firstRuleset = true;
$space = ($this->root ? $tabRuleStr : $tabSetStr);
for( $i = 0; $i < $rulesetNodes_len; $i++ ){
if( $ruleNodes_len && $firstRuleset ){
$output->add( $space );
}elseif( !$firstRuleset ){
$output->add( $space );
}
$firstRuleset = false;
$rulesetNodes[$i]->genCSS( $output);
}
if( !Less_Parser::$options['compress'] && $this->firstRoot ){
$output->add( "\n" );
}
}
function markReferenced(){
if( !$this->selectors ){
return;
}
foreach($this->selectors as $selector){
$selector->markReferenced();
}
}
public function joinSelectors( $context, $selectors ){
$paths = array();
if( is_array($selectors) ){
foreach($selectors as $selector) {
$this->joinSelector( $paths, $context, $selector);
}
}
return $paths;
}
public function joinSelector( &$paths, $context, $selector){
$hasParentSelector = false;
foreach($selector->elements as $el) {
if( $el->value === '&') {
$hasParentSelector = true;
}
}
if( !$hasParentSelector ){
if( $context ){
foreach($context as $context_el){
$paths[] = array_merge($context_el, array($selector) );
}
}else {
$paths[] = array($selector);
}
return;
}
// The paths are [[Selector]]
// The first list is a list of comma separated selectors
// The inner list is a list of inheritance separated selectors
// e.g.
// .a, .b {
// .c {
// }
// }
// == [[.a] [.c]] [[.b] [.c]]
//
// the elements from the current selector so far
$currentElements = array();
// the current list of new selectors to add to the path.
// We will build it up. We initiate it with one empty selector as we "multiply" the new selectors
// by the parents
$newSelectors = array(array());
foreach( $selector->elements as $el){
// non parent reference elements just get added
if( $el->value !== '&' ){
$currentElements[] = $el;
} else {
// the new list of selectors to add
$selectorsMultiplied = array();
// merge the current list of non parent selector elements
// on to the current list of selectors to add
if( $currentElements ){
$this->mergeElementsOnToSelectors( $currentElements, $newSelectors);
}
// loop through our current selectors
foreach($newSelectors as $sel){
// if we don't have any parent paths, the & might be in a mixin so that it can be used
// whether there are parents or not
if( !$context ){
// the combinator used on el should now be applied to the next element instead so that
// it is not lost
if( $sel ){
$sel[0]->elements = array_slice($sel[0]->elements,0);
$sel[0]->elements[] = new Less_Tree_Element($el->combinator, '', $el->index, $el->currentFileInfo );
}
$selectorsMultiplied[] = $sel;
}else {
// and the parent selectors
foreach($context as $parentSel){
// We need to put the current selectors
// then join the last selector's elements on to the parents selectors
// our new selector path
$newSelectorPath = array();
// selectors from the parent after the join
$afterParentJoin = array();
$newJoinedSelectorEmpty = true;
//construct the joined selector - if & is the first thing this will be empty,
// if not newJoinedSelector will be the last set of elements in the selector
if( $sel ){
$newSelectorPath = $sel;
$lastSelector = array_pop($newSelectorPath);
$newJoinedSelector = $selector->createDerived( array_slice($lastSelector->elements,0) );
$newJoinedSelectorEmpty = false;
}
else {
$newJoinedSelector = $selector->createDerived(array());
}
//put together the parent selectors after the join
if ( count($parentSel) > 1) {
$afterParentJoin = array_merge($afterParentJoin, array_slice($parentSel,1) );
}
if ( $parentSel ){
$newJoinedSelectorEmpty = false;
// join the elements so far with the first part of the parent
$newJoinedSelector->elements[] = new Less_Tree_Element( $el->combinator, $parentSel[0]->elements[0]->value, $el->index, $el->currentFileInfo);
$newJoinedSelector->elements = array_merge( $newJoinedSelector->elements, array_slice($parentSel[0]->elements, 1) );
}
if (!$newJoinedSelectorEmpty) {
// now add the joined selector
$newSelectorPath[] = $newJoinedSelector;
}
// and the rest of the parent
$newSelectorPath = array_merge($newSelectorPath, $afterParentJoin);
// add that to our new set of selectors
$selectorsMultiplied[] = $newSelectorPath;
}
}
}
// our new selectors has been multiplied, so reset the state
$newSelectors = $selectorsMultiplied;
$currentElements = array();
}
}
// if we have any elements left over (e.g. .a& .b == .b)
// add them on to all the current selectors
if( $currentElements ){
$this->mergeElementsOnToSelectors($currentElements, $newSelectors);
}
foreach( $newSelectors as $new_sel){
if( $new_sel ){
$paths[] = $new_sel;
}
}
}
function mergeElementsOnToSelectors( $elements, &$selectors){
if( !$selectors ){
$selectors[] = array( new Less_Tree_Selector($elements) );
return;
}
foreach( $selectors as &$sel){
// if the previous thing in sel is a parent this needs to join on to it
if( $sel ){
$last = count($sel)-1;
$sel[$last] = $sel[$last]->createDerived( array_merge($sel[$last]->elements, $elements) );
}else{
$sel[] = new Less_Tree_Selector( $elements );
}
}
}
}

26
include/thirdparty/less.php/___1.7.0.13/Tree/RulesetCall.php vendored
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@ -1,26 +0,0 @@
<?php
/**
* RulesetCall
*
* @package Less
* @subpackage tree
*/
class Less_Tree_RulesetCall extends Less_Tree{
public $variable;
public $type = "RulesetCall";
public function __construct($variable){
$this->variable = $variable;
}
public function accept($visitor) {}
public function compile( $env ){
$variable = new Less_Tree_Variable($this->variable);
$detachedRuleset = $variable->compile($env);
return $detachedRuleset->callEval($env);
}
}

168
include/thirdparty/less.php/___1.7.0.13/Tree/Selector.php vendored
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@ -1,168 +0,0 @@
<?php
/**
* Selector
*
* @package Less
* @subpackage tree
*/
class Less_Tree_Selector extends Less_Tree{
public $elements;
public $condition;
public $extendList = array();
public $_css;
public $index;
public $evaldCondition = false;
public $type = 'Selector';
public $currentFileInfo = array();
public $isReferenced;
public $mediaEmpty;
public $elements_len = 0;
public $_oelements;
public $_oelements_len;
public $cacheable = true;
/**
* @param boolean $isReferenced
*/
public function __construct( $elements, $extendList = array() , $condition = null, $index=null, $currentFileInfo=null, $isReferenced=null ){
$this->elements = $elements;
$this->elements_len = count($elements);
$this->extendList = $extendList;
$this->condition = $condition;
if( $currentFileInfo ){
$this->currentFileInfo = $currentFileInfo;
}
$this->isReferenced = $isReferenced;
if( !$condition ){
$this->evaldCondition = true;
}
$this->CacheElements();
}
public function accept($visitor) {
$this->elements = $visitor->visitArray($this->elements);
$this->extendList = $visitor->visitArray($this->extendList);
if( $this->condition ){
$this->condition = $visitor->visitObj($this->condition);
}
if( $visitor instanceof Less_Visitor_extendFinder ){
$this->CacheElements();
}
}
public function createDerived( $elements, $extendList = null, $evaldCondition = null ){
$newSelector = new Less_Tree_Selector( $elements, ($extendList ? $extendList : $this->extendList), null, $this->index, $this->currentFileInfo, $this->isReferenced);
$newSelector->evaldCondition = $evaldCondition ? $evaldCondition : $this->evaldCondition;
return $newSelector;
}
public function match( $other ){
if( !$other->_oelements || ($this->elements_len < $other->_oelements_len) ){
return 0;
}
for( $i = 0; $i < $other->_oelements_len; $i++ ){
if( $this->elements[$i]->value !== $other->_oelements[$i]) {
return 0;
}
}
return $other->_oelements_len; // return number of matched elements
}
public function CacheElements(){
$this->_oelements = array();
$css = '';
foreach($this->elements as $v){
$css .= $v->combinator;
if( !$v->value_is_object ){
$css .= $v->value;
continue;
}
if( !property_exists($v->value,'value') || !is_string($v->value->value) ){
$this->cacheable = false;
return;
}
$css .= $v->value->value;
}
$this->_oelements_len = preg_match_all('/[,&#\.\w-](?:[\w-]|(?:\\\\.))*/', $css, $matches);
if( $this->_oelements_len ){
$this->_oelements = $matches[0];
if( $this->_oelements[0] === '&' ){
array_shift($this->_oelements);
$this->_oelements_len--;
}
}
}
public function isJustParentSelector(){
return !$this->mediaEmpty &&
count($this->elements) === 1 &&
$this->elements[0]->value === '&' &&
($this->elements[0]->combinator === ' ' || $this->elements[0]->combinator === '');
}
public function compile($env) {
$elements = array();
foreach($this->elements as $el){
$elements[] = $el->compile($env);
}
$extendList = array();
foreach($this->extendList as $el){
$extendList[] = $el->compile($el);
}
$evaldCondition = false;
if( $this->condition ){
$evaldCondition = $this->condition->compile($env);
}
return $this->createDerived( $elements, $extendList, $evaldCondition );
}
/**
* @see Less_Tree::genCSS
*/
public function genCSS( $output, $firstSelector = true ){
if( !$firstSelector && $this->elements[0]->combinator === "" ){
$output->add(' ', $this->currentFileInfo, $this->index);
}
foreach($this->elements as $element){
$element->genCSS( $output );
}
}
public function markReferenced(){
$this->isReferenced = true;
}
public function getIsReferenced(){
return !isset($this->currentFileInfo['reference']) || !$this->currentFileInfo['reference'] || $this->isReferenced;
}
public function getIsOutput(){
return $this->evaldCondition;
}
}

29
include/thirdparty/less.php/___1.7.0.13/Tree/UnicodeDescriptor.php vendored
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@ -1,29 +0,0 @@
<?php
/**
* UnicodeDescriptor
*
* @package Less
* @subpackage tree
*/
class Less_Tree_UnicodeDescriptor extends Less_Tree{
public $value;
public $type = 'UnicodeDescriptor';
public function __construct($value){
$this->value = $value;
}
/**
* @see Less_Tree::genCSS
*/
public function genCSS( $output ){
$output->add( $this->value );
}
public function compile(){
return $this;
}
}

147
include/thirdparty/less.php/___1.7.0.13/Tree/Unit.php vendored
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@ -1,147 +0,0 @@
<?php
/**
* Unit
*
* @package Less
* @subpackage tree
*/
class Less_Tree_Unit extends Less_Tree{
var $numerator = array();
var $denominator = array();
public $backupUnit;
public $type = 'Unit';
public function __construct($numerator = array(), $denominator = array(), $backupUnit = null ){
$this->numerator = $numerator;
$this->denominator = $denominator;
$this->backupUnit = $backupUnit;
}
public function __clone(){
}
/**
* @see Less_Tree::genCSS
*/
public function genCSS( $output ){
if( $this->numerator ){
$output->add( $this->numerator[0] );
}elseif( $this->denominator ){
$output->add( $this->denominator[0] );
}elseif( !Less_Parser::$options['strictUnits'] && $this->backupUnit ){
$output->add( $this->backupUnit );
return ;
}
}
public function toString(){
$returnStr = implode('*',$this->numerator);
foreach($this->denominator as $d){
$returnStr .= '/'.$d;
}
return $returnStr;
}
public function __toString(){
return $this->toString();
}
/**
* @param Less_Tree_Unit $other
*/
public function compare($other) {
return $this->is( $other->toString() ) ? 0 : -1;
}
public function is($unitString){
return $this->toString() === $unitString;
}
public function isLength(){
$css = $this->toCSS();
return !!preg_match('/px|em|%|in|cm|mm|pc|pt|ex/',$css);
}
public function isAngle() {
return isset( Less_Tree_UnitConversions::$angle[$this->toCSS()] );
}
public function isEmpty(){
return !$this->numerator && !$this->denominator;
}
public function isSingular() {
return count($this->numerator) <= 1 && !$this->denominator;
}
public function usedUnits(){
$result = array();
foreach(Less_Tree_UnitConversions::$groups as $groupName){
$group = Less_Tree_UnitConversions::${$groupName};
foreach($this->numerator as $atomicUnit){
if( isset($group[$atomicUnit]) && !isset($result[$groupName]) ){
$result[$groupName] = $atomicUnit;
}
}
foreach($this->denominator as $atomicUnit){
if( isset($group[$atomicUnit]) && !isset($result[$groupName]) ){
$result[$groupName] = $atomicUnit;
}
}
}
return $result;
}
public function cancel(){
$counter = array();
$backup = null;
foreach($this->numerator as $atomicUnit){
if( !$backup ){
$backup = $atomicUnit;
}
$counter[$atomicUnit] = ( isset($counter[$atomicUnit]) ? $counter[$atomicUnit] : 0) + 1;
}
foreach($this->denominator as $atomicUnit){
if( !$backup ){
$backup = $atomicUnit;
}
$counter[$atomicUnit] = ( isset($counter[$atomicUnit]) ? $counter[$atomicUnit] : 0) - 1;
}
$this->numerator = array();
$this->denominator = array();
foreach($counter as $atomicUnit => $count){
if( $count > 0 ){
for( $i = 0; $i < $count; $i++ ){
$this->numerator[] = $atomicUnit;
}
}elseif( $count < 0 ){
for( $i = 0; $i < -$count; $i++ ){
$this->denominator[] = $atomicUnit;
}
}
}
if( !$this->numerator && !$this->denominator && $backup ){
$this->backupUnit = $backup;
}
sort($this->numerator);
sort($this->denominator);
}
}

35
include/thirdparty/less.php/___1.7.0.13/Tree/UnitConversions.php vendored
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@ -1,35 +0,0 @@
<?php
/**
* UnitConversions
*
* @package Less
* @subpackage tree
*/
class Less_Tree_UnitConversions{
public static $groups = array('length','duration','angle');
public static $length = array(
'm'=> 1,
'cm'=> 0.01,
'mm'=> 0.001,
'in'=> 0.0254,
'px'=> 0.000264583, // 0.0254 / 96,
'pt'=> 0.000352778, // 0.0254 / 72,
'pc'=> 0.004233333, // 0.0254 / 72 * 12
);
public static $duration = array(
's'=> 1,
'ms'=> 0.001
);
public static $angle = array(
'rad' => 0.1591549430919, // 1/(2*M_PI),
'deg' => 0.002777778, // 1/360,
'grad'=> 0.0025, // 1/400,
'turn'=> 1
);
}

76
include/thirdparty/less.php/___1.7.0.13/Tree/Url.php vendored
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@ -1,76 +0,0 @@
<?php
/**
* Url
*
* @package Less
* @subpackage tree
*/
class Less_Tree_Url extends Less_Tree{
public $attrs;
public $value;
public $currentFileInfo;
public $isEvald;
public $type = 'Url';
public function __construct($value, $currentFileInfo = null, $isEvald = null){
$this->value = $value;
$this->currentFileInfo = $currentFileInfo;
$this->isEvald = $isEvald;
}
public function accept( $visitor ){
$this->value = $visitor->visitObj($this->value);
}
/**
* @see Less_Tree::genCSS
*/
public function genCSS( $output ){
$output->add( 'url(' );
$this->value->genCSS( $output );
$output->add( ')' );
}
/**
* @param Less_Functions $ctx
*/
public function compile($ctx){
$val = $this->value->compile($ctx);
if( !$this->isEvald ){
// Add the base path if the URL is relative
if( Less_Parser::$options['relativeUrls']
&& $this->currentFileInfo
&& is_string($val->value)
&& Less_Environment::isPathRelative($val->value)
){
$rootpath = $this->currentFileInfo['uri_root'];
if ( !$val->quote ){
$rootpath = preg_replace('/[\(\)\'"\s]/', '\\$1', $rootpath );
}
$val->value = $rootpath . $val->value;
}
$val->value = Less_Environment::normalizePath( $val->value);
}
// Add cache buster if enabled
if( Less_Parser::$options['urlArgs'] ){
if( !preg_match('/^\s*data:/',$val->value) ){
$delimiter = strpos($val->value,'?') === false ? '?' : '&';
$urlArgs = $delimiter . Less_Parser::$options['urlArgs'];
$hash_pos = strpos($val->value,'#');
if( $hash_pos !== false ){
$val->value = substr_replace($val->value,$urlArgs, $hash_pos, 0);
} else {
$val->value .= $urlArgs;
}
}
}
return new Less_Tree_URL($val, $this->currentFileInfo, true);
}
}

48
include/thirdparty/less.php/___1.7.0.13/Tree/Value.php vendored
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@ -1,48 +0,0 @@
<?php
/**
* Value
*
* @package Less
* @subpackage tree
*/
class Less_Tree_Value extends Less_Tree{
public $type = 'Value';
public $value;
public function __construct($value){
$this->value = $value;
}
public function accept($visitor) {
$this->value = $visitor->visitArray($this->value);
}
public function compile($env){
$ret = array();
$i = 0;
foreach($this->value as $i => $v){
$ret[] = $v->compile($env);
}
if( $i > 0 ){
return new Less_Tree_Value($ret);
}
return $ret[0];
}
/**
* @see Less_Tree::genCSS
*/
function genCSS( $output ){
$len = count($this->value);
for($i = 0; $i < $len; $i++ ){
$this->value[$i]->genCSS( $output );
if( $i+1 < $len ){
$output->add( Less_Environment::$_outputMap[','] );
}
}
}
}

52
include/thirdparty/less.php/___1.7.0.13/Tree/Variable.php vendored
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@ -1,52 +0,0 @@
<?php
/**
* Variable
*
* @package Less
* @subpackage tree
*/
class Less_Tree_Variable extends Less_Tree{
public $name;
public $index;
public $currentFileInfo;
public $evaluating = false;
public $type = 'Variable';
/**
* @param string $name
*/
public function __construct($name, $index = null, $currentFileInfo = null) {
$this->name = $name;
$this->index = $index;
$this->currentFileInfo = $currentFileInfo;
}
public function compile($env) {
if( $this->name[1] === '@' ){
$v = new Less_Tree_Variable(substr($this->name, 1), $this->index + 1, $this->currentFileInfo);
$name = '@' . $v->compile($env)->value;
}else{
$name = $this->name;
}
if ($this->evaluating) {
throw new Less_Exception_Compiler("Recursive variable definition for " . $name, null, $this->index, $this->currentFileInfo);
}
$this->evaluating = true;
foreach($env->frames as $frame){
if( $v = $frame->variable($name) ){
$r = $v->value->compile($env);
$this->evaluating = false;
return $r;
}
}
throw new Less_Exception_Compiler("variable " . $name . " is undefined in file ".$this->currentFileInfo["filename"], null, $this->index, $this->currentFileInfo);
}
}

15
include/thirdparty/less.php/___1.7.0.13/Version.php vendored
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@ -1,15 +0,0 @@
<?php
/**
* Release numbers
*
* @package Less
* @subpackage version
*/
class Less_Version{
const version = '1.7.0.13'; // The current build number of less.php
const less_version = '2.5.3'; // The less.js version that this build should be compatible with
const cache_version = '253'; // The parser cache version
}

49
include/thirdparty/less.php/___1.7.0.13/Visitor.php vendored
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@ -1,49 +0,0 @@
<?php
/**
* Visitor
*
* @package Less
* @subpackage visitor
*/
class Less_Visitor{
protected $methods = array();
protected $_visitFnCache = array();
public function __construct(){
$this->_visitFnCache = get_class_methods(get_class($this));
$this->_visitFnCache = array_flip($this->_visitFnCache);
}
public function visitObj( $node ){
$funcName = 'visit'.$node->type;
if( isset($this->_visitFnCache[$funcName]) ){
$visitDeeper = true;
$this->$funcName( $node, $visitDeeper );
if( $visitDeeper ){
$node->accept($this);
}
$funcName = $funcName . "Out";
if( isset($this->_visitFnCache[$funcName]) ){
$this->$funcName( $node );
}
}else{
$node->accept($this);
}
return $node;
}
public function visitArray( $nodes ){
array_map( array($this,'visitObj'), $nodes);
return $nodes;
}
}

114
include/thirdparty/less.php/___1.7.0.13/Visitor/extendFinder.php vendored
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@ -1,114 +0,0 @@
<?php
/**
* Extend Finder Visitor
*
* @package Less
* @subpackage visitor
*/
class Less_Visitor_extendFinder extends Less_Visitor{
public $contexts = array();
public $allExtendsStack;
public $foundExtends;
public function __construct(){
$this->contexts = array();
$this->allExtendsStack = array(array());
parent::__construct();
}
/**
* @param Less_Tree_Ruleset $root
*/
public function run($root){
$root = $this->visitObj($root);
$root->allExtends =& $this->allExtendsStack[0];
return $root;
}
public function visitRule($ruleNode, &$visitDeeper ){
$visitDeeper = false;
}
public function visitMixinDefinition( $mixinDefinitionNode, &$visitDeeper ){
$visitDeeper = false;
}
public function visitRuleset($rulesetNode){
if( $rulesetNode->root ){
return;
}
$allSelectorsExtendList = array();
// get &:extend(.a); rules which apply to all selectors in this ruleset
if( $rulesetNode->rules ){
foreach($rulesetNode->rules as $rule){
if( $rule instanceof Less_Tree_Extend ){
$allSelectorsExtendList[] = $rule;
$rulesetNode->extendOnEveryPath = true;
}
}
}
// now find every selector and apply the extends that apply to all extends
// and the ones which apply to an individual extend
foreach($rulesetNode->paths as $selectorPath){
$selector = end($selectorPath); //$selectorPath[ count($selectorPath)-1];
$j = 0;
foreach($selector->extendList as $extend){
$this->allExtendsStackPush($rulesetNode, $selectorPath, $extend, $j);
}
foreach($allSelectorsExtendList as $extend){
$this->allExtendsStackPush($rulesetNode, $selectorPath, $extend, $j);
}
}
$this->contexts[] = $rulesetNode->selectors;
}
public function allExtendsStackPush($rulesetNode, $selectorPath, $extend, &$j){
$this->foundExtends = true;
$extend = clone $extend;
$extend->findSelfSelectors( $selectorPath );
$extend->ruleset = $rulesetNode;
if( $j === 0 ){
$extend->firstExtendOnThisSelectorPath = true;
}
$end_key = count($this->allExtendsStack)-1;
$this->allExtendsStack[$end_key][] = $extend;
$j++;
}
public function visitRulesetOut( $rulesetNode ){
if( !is_object($rulesetNode) || !$rulesetNode->root ){
array_pop($this->contexts);
}
}
public function visitMedia( $mediaNode ){
$mediaNode->allExtends = array();
$this->allExtendsStack[] =& $mediaNode->allExtends;
}
public function visitMediaOut(){
array_pop($this->allExtendsStack);
}
public function visitDirective( $directiveNode ){
$directiveNode->allExtends = array();
$this->allExtendsStack[] =& $directiveNode->allExtends;
}
public function visitDirectiveOut(){
array_pop($this->allExtendsStack);
}
}

70
include/thirdparty/less.php/___1.7.0.13/Visitor/joinSelector.php vendored
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@ -1,70 +0,0 @@
<?php
/**
* Join Selector Visitor
*
* @package Less
* @subpackage visitor
*/
class Less_Visitor_joinSelector extends Less_Visitor{
public $contexts = array( array() );
/**
* @param Less_Tree_Ruleset $root
*/
public function run( $root ){
return $this->visitObj($root);
}
public function visitRule( $ruleNode, &$visitDeeper ){
$visitDeeper = false;
}
public function visitMixinDefinition( $mixinDefinitionNode, &$visitDeeper ){
$visitDeeper = false;
}
public function visitRuleset( $rulesetNode ){
$paths = array();
if( !$rulesetNode->root ){
$selectors = array();
if( $rulesetNode->selectors && $rulesetNode->selectors ){
foreach($rulesetNode->selectors as $selector){
if( $selector->getIsOutput() ){
$selectors[] = $selector;
}
}
}
if( !$selectors ){
$rulesetNode->selectors = null;
$rulesetNode->rules = null;
}else{
$context = end($this->contexts); //$context = $this->contexts[ count($this->contexts) - 1];
$paths = $rulesetNode->joinSelectors( $context, $selectors);
}
$rulesetNode->paths = $paths;
}
$this->contexts[] = $paths; //different from less.js. Placed after joinSelectors() so that $this->contexts will get correct $paths
}
public function visitRulesetOut(){
array_pop($this->contexts);
}
public function visitMedia($mediaNode) {
$context = end($this->contexts); //$context = $this->contexts[ count($this->contexts) - 1];
if( !count($context) || (is_object($context[0]) && $context[0]->multiMedia) ){
$mediaNode->rules[0]->root = true;
}
}
}

469
include/thirdparty/less.php/___1.7.0.13/Visitor/processExtends.php vendored
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@ -1,469 +0,0 @@
<?php
/**
* Process Extends Visitor
*
* @package Less
* @subpackage visitor
*/
class Less_Visitor_processExtends extends Less_Visitor{
public $allExtendsStack;
/**
* @param Less_Tree_Ruleset $root
*/
public function run( $root ){
$extendFinder = new Less_Visitor_extendFinder();
$extendFinder->run( $root );
if( !$extendFinder->foundExtends){
return $root;
}
$root->allExtends = $this->doExtendChaining( $root->allExtends, $root->allExtends);
$this->allExtendsStack = array();
$this->allExtendsStack[] = &$root->allExtends;
return $this->visitObj( $root );
}
private function doExtendChaining( $extendsList, $extendsListTarget, $iterationCount = 0){
//
// chaining is different from normal extension.. if we extend an extend then we are not just copying, altering and pasting
// the selector we would do normally, but we are also adding an extend with the same target selector
// this means this new extend can then go and alter other extends
//
// this method deals with all the chaining work - without it, extend is flat and doesn't work on other extend selectors
// this is also the most expensive.. and a match on one selector can cause an extension of a selector we had already processed if
// we look at each selector at a time, as is done in visitRuleset
$extendsToAdd = array();
//loop through comparing every extend with every target extend.
// a target extend is the one on the ruleset we are looking at copy/edit/pasting in place
// e.g. .a:extend(.b) {} and .b:extend(.c) {} then the first extend extends the second one
// and the second is the target.
// the separation into two lists allows us to process a subset of chains with a bigger set, as is the
// case when processing media queries
for( $extendIndex = 0, $extendsList_len = count($extendsList); $extendIndex < $extendsList_len; $extendIndex++ ){
for( $targetExtendIndex = 0; $targetExtendIndex < count($extendsListTarget); $targetExtendIndex++ ){
$extend = $extendsList[$extendIndex];
$targetExtend = $extendsListTarget[$targetExtendIndex];
// look for circular references
if( in_array($targetExtend->object_id, $extend->parent_ids,true) ){
continue;
}
// find a match in the target extends self selector (the bit before :extend)
$selectorPath = array( $targetExtend->selfSelectors[0] );
$matches = $this->findMatch( $extend, $selectorPath);
if( $matches ){
// we found a match, so for each self selector..
foreach($extend->selfSelectors as $selfSelector ){
// process the extend as usual
$newSelector = $this->extendSelector( $matches, $selectorPath, $selfSelector);
// but now we create a new extend from it
$newExtend = new Less_Tree_Extend( $targetExtend->selector, $targetExtend->option, 0);
$newExtend->selfSelectors = $newSelector;
// add the extend onto the list of extends for that selector
end($newSelector)->extendList = array($newExtend);
//$newSelector[ count($newSelector)-1]->extendList = array($newExtend);
// record that we need to add it.
$extendsToAdd[] = $newExtend;
$newExtend->ruleset = $targetExtend->ruleset;
//remember its parents for circular references
$newExtend->parent_ids = array_merge($newExtend->parent_ids,$targetExtend->parent_ids,$extend->parent_ids);
// only process the selector once.. if we have :extend(.a,.b) then multiple
// extends will look at the same selector path, so when extending
// we know that any others will be duplicates in terms of what is added to the css
if( $targetExtend->firstExtendOnThisSelectorPath ){
$newExtend->firstExtendOnThisSelectorPath = true;
$targetExtend->ruleset->paths[] = $newSelector;
}
}
}
}
}
if( $extendsToAdd ){
// try to detect circular references to stop a stack overflow.
// may no longer be needed. $this->extendChainCount++;
if( $iterationCount > 100) {
try{
$selectorOne = $extendsToAdd[0]->selfSelectors[0]->toCSS();
$selectorTwo = $extendsToAdd[0]->selector->toCSS();
}catch(Exception $e){
$selectorOne = "{unable to calculate}";
$selectorTwo = "{unable to calculate}";
}
throw new Less_Exception_Parser("extend circular reference detected. One of the circular extends is currently:" . $selectorOne . ":extend(" . $selectorTwo . ")");
}
// now process the new extends on the existing rules so that we can handle a extending b extending c ectending d extending e...
$extendsToAdd = $this->doExtendChaining( $extendsToAdd, $extendsListTarget, $iterationCount+1);
}
return array_merge($extendsList, $extendsToAdd);
}
protected function visitRule( $ruleNode, &$visitDeeper ){
$visitDeeper = false;
}
protected function visitMixinDefinition( $mixinDefinitionNode, &$visitDeeper ){
$visitDeeper = false;
}
protected function visitSelector( $selectorNode, &$visitDeeper ){
$visitDeeper = false;
}
protected function visitRuleset($rulesetNode){
if( $rulesetNode->root ){
return;
}
$allExtends = end($this->allExtendsStack);
$paths_len = count($rulesetNode->paths);
// look at each selector path in the ruleset, find any extend matches and then copy, find and replace
foreach($allExtends as $allExtend){
for($pathIndex = 0; $pathIndex < $paths_len; $pathIndex++ ){
// extending extends happens initially, before the main pass
if( isset($rulesetNode->extendOnEveryPath) && $rulesetNode->extendOnEveryPath ){
continue;
}
$selectorPath = $rulesetNode->paths[$pathIndex];
if( end($selectorPath)->extendList ){
continue;
}
$this->ExtendMatch( $rulesetNode, $allExtend, $selectorPath);
}
}
}
private function ExtendMatch( $rulesetNode, $extend, $selectorPath ){
$matches = $this->findMatch($extend, $selectorPath);
if( $matches ){
foreach($extend->selfSelectors as $selfSelector ){
$rulesetNode->paths[] = $this->extendSelector($matches, $selectorPath, $selfSelector);
}
}
}
private function findMatch($extend, $haystackSelectorPath ){
if( !$this->HasMatches($extend, $haystackSelectorPath) ){
return false;
}
//
// look through the haystack selector path to try and find the needle - extend.selector
// returns an array of selector matches that can then be replaced
//
$needleElements = $extend->selector->elements;
$potentialMatches = array();
$potentialMatches_len = 0;
$potentialMatch = null;
$matches = array();
// loop through the haystack elements
$haystack_path_len = count($haystackSelectorPath);
for($haystackSelectorIndex = 0; $haystackSelectorIndex < $haystack_path_len; $haystackSelectorIndex++ ){
$hackstackSelector = $haystackSelectorPath[$haystackSelectorIndex];
$haystack_elements_len = count($hackstackSelector->elements);
for($hackstackElementIndex = 0; $hackstackElementIndex < $haystack_elements_len; $hackstackElementIndex++ ){
$haystackElement = $hackstackSelector->elements[$hackstackElementIndex];
// if we allow elements before our match we can add a potential match every time. otherwise only at the first element.
if( $extend->allowBefore || ($haystackSelectorIndex === 0 && $hackstackElementIndex === 0) ){
$potentialMatches[] = array('pathIndex'=> $haystackSelectorIndex, 'index'=> $hackstackElementIndex, 'matched'=> 0, 'initialCombinator'=> $haystackElement->combinator);
$potentialMatches_len++;
}
for($i = 0; $i < $potentialMatches_len; $i++ ){
$potentialMatch = &$potentialMatches[$i];
$potentialMatch = $this->PotentialMatch( $potentialMatch, $needleElements, $haystackElement, $hackstackElementIndex );
// if we are still valid and have finished, test whether we have elements after and whether these are allowed
if( $potentialMatch && $potentialMatch['matched'] === $extend->selector->elements_len ){
$potentialMatch['finished'] = true;
if( !$extend->allowAfter && ($hackstackElementIndex+1 < $haystack_elements_len || $haystackSelectorIndex+1 < $haystack_path_len) ){
$potentialMatch = null;
}
}
// if null we remove, if not, we are still valid, so either push as a valid match or continue
if( $potentialMatch ){
if( $potentialMatch['finished'] ){
$potentialMatch['length'] = $extend->selector->elements_len;
$potentialMatch['endPathIndex'] = $haystackSelectorIndex;
$potentialMatch['endPathElementIndex'] = $hackstackElementIndex + 1; // index after end of match
$potentialMatches = array(); // we don't allow matches to overlap, so start matching again
$potentialMatches_len = 0;
$matches[] = $potentialMatch;
}
continue;
}
array_splice($potentialMatches, $i, 1);
$potentialMatches_len--;
$i--;
}
}
}
return $matches;
}
// Before going through all the nested loops, lets check to see if a match is possible
// Reduces Bootstrap 3.1 compile time from ~6.5s to ~5.6s
private function HasMatches($extend, $haystackSelectorPath){
if( !$extend->selector->cacheable ){
return true;
}
$first_el = $extend->selector->_oelements[0];
foreach($haystackSelectorPath as $hackstackSelector){
if( !$hackstackSelector->cacheable ){
return true;
}
if( in_array($first_el, $hackstackSelector->_oelements) ){
return true;
}
}
return false;
}
/**
* @param integer $hackstackElementIndex
*/
private function PotentialMatch( $potentialMatch, $needleElements, $haystackElement, $hackstackElementIndex ){
if( $potentialMatch['matched'] > 0 ){
// selectors add " " onto the first element. When we use & it joins the selectors together, but if we don't
// then each selector in haystackSelectorPath has a space before it added in the toCSS phase. so we need to work out
// what the resulting combinator will be
$targetCombinator = $haystackElement->combinator;
if( $targetCombinator === '' && $hackstackElementIndex === 0 ){
$targetCombinator = ' ';
}
if( $needleElements[ $potentialMatch['matched'] ]->combinator !== $targetCombinator ){
return null;
}
}
// if we don't match, null our match to indicate failure
if( !$this->isElementValuesEqual( $needleElements[$potentialMatch['matched'] ]->value, $haystackElement->value) ){
return null;
}
$potentialMatch['finished'] = false;
$potentialMatch['matched']++;
return $potentialMatch;
}
private function isElementValuesEqual( $elementValue1, $elementValue2 ){
if( $elementValue1 === $elementValue2 ){
return true;
}
if( is_string($elementValue1) || is_string($elementValue2) ) {
return false;
}
if( $elementValue1 instanceof Less_Tree_Attribute ){
return $this->isAttributeValuesEqual( $elementValue1, $elementValue2 );
}
$elementValue1 = $elementValue1->value;
if( $elementValue1 instanceof Less_Tree_Selector ){
return $this->isSelectorValuesEqual( $elementValue1, $elementValue2 );
}
return false;
}
/**
* @param Less_Tree_Selector $elementValue1
*/
private function isSelectorValuesEqual( $elementValue1, $elementValue2 ){
$elementValue2 = $elementValue2->value;
if( !($elementValue2 instanceof Less_Tree_Selector) || $elementValue1->elements_len !== $elementValue2->elements_len ){
return false;
}
for( $i = 0; $i < $elementValue1->elements_len; $i++ ){
if( $elementValue1->elements[$i]->combinator !== $elementValue2->elements[$i]->combinator ){
if( $i !== 0 || ($elementValue1->elements[$i]->combinator || ' ') !== ($elementValue2->elements[$i]->combinator || ' ') ){
return false;
}
}
if( !$this->isElementValuesEqual($elementValue1->elements[$i]->value, $elementValue2->elements[$i]->value) ){
return false;
}
}
return true;
}
/**
* @param Less_Tree_Attribute $elementValue1
*/
private function isAttributeValuesEqual( $elementValue1, $elementValue2 ){
if( $elementValue1->op !== $elementValue2->op || $elementValue1->key !== $elementValue2->key ){
return false;
}
if( !$elementValue1->value || !$elementValue2->value ){
if( $elementValue1->value || $elementValue2->value ) {
return false;
}
return true;
}
$elementValue1 = ($elementValue1->value->value ? $elementValue1->value->value : $elementValue1->value );
$elementValue2 = ($elementValue2->value->value ? $elementValue2->value->value : $elementValue2->value );
return $elementValue1 === $elementValue2;
}
private function extendSelector($matches, $selectorPath, $replacementSelector){
//for a set of matches, replace each match with the replacement selector
$currentSelectorPathIndex = 0;
$currentSelectorPathElementIndex = 0;
$path = array();
$selectorPath_len = count($selectorPath);
for($matchIndex = 0, $matches_len = count($matches); $matchIndex < $matches_len; $matchIndex++ ){
$match = $matches[$matchIndex];
$selector = $selectorPath[ $match['pathIndex'] ];
$firstElement = new Less_Tree_Element(
$match['initialCombinator'],
$replacementSelector->elements[0]->value,
$replacementSelector->elements[0]->index,
$replacementSelector->elements[0]->currentFileInfo
);
if( $match['pathIndex'] > $currentSelectorPathIndex && $currentSelectorPathElementIndex > 0 ){
$last_path = end($path);
$last_path->elements = array_merge( $last_path->elements, array_slice( $selectorPath[$currentSelectorPathIndex]->elements, $currentSelectorPathElementIndex));
$currentSelectorPathElementIndex = 0;
$currentSelectorPathIndex++;
}
$newElements = array_merge(
array_slice($selector->elements, $currentSelectorPathElementIndex, ($match['index'] - $currentSelectorPathElementIndex) ) // last parameter of array_slice is different than the last parameter of javascript's slice
, array($firstElement)
, array_slice($replacementSelector->elements,1)
);
if( $currentSelectorPathIndex === $match['pathIndex'] && $matchIndex > 0 ){
$last_key = count($path)-1;
$path[$last_key]->elements = array_merge($path[$last_key]->elements,$newElements);
}else{
$path = array_merge( $path, array_slice( $selectorPath, $currentSelectorPathIndex, $match['pathIndex'] ));
$path[] = new Less_Tree_Selector( $newElements );
}
$currentSelectorPathIndex = $match['endPathIndex'];
$currentSelectorPathElementIndex = $match['endPathElementIndex'];
if( $currentSelectorPathElementIndex >= count($selectorPath[$currentSelectorPathIndex]->elements) ){
$currentSelectorPathElementIndex = 0;
$currentSelectorPathIndex++;
}
}
if( $currentSelectorPathIndex < $selectorPath_len && $currentSelectorPathElementIndex > 0 ){
$last_path = end($path);
$last_path->elements = array_merge( $last_path->elements, array_slice($selectorPath[$currentSelectorPathIndex]->elements, $currentSelectorPathElementIndex));
$currentSelectorPathIndex++;
}
$slice_len = $selectorPath_len - $currentSelectorPathIndex;
$path = array_merge($path, array_slice($selectorPath, $currentSelectorPathIndex, $slice_len));
return $path;
}
protected function visitMedia( $mediaNode ){
$newAllExtends = array_merge( $mediaNode->allExtends, end($this->allExtendsStack) );
$this->allExtendsStack[] = $this->doExtendChaining($newAllExtends, $mediaNode->allExtends);
}
protected function visitMediaOut(){
array_pop( $this->allExtendsStack );
}
protected function visitDirective( $directiveNode ){
$newAllExtends = array_merge( $directiveNode->allExtends, end($this->allExtendsStack) );
$this->allExtendsStack[] = $this->doExtendChaining($newAllExtends, $directiveNode->allExtends);
}
protected function visitDirectiveOut(){
array_pop($this->allExtendsStack);
}
}

292
include/thirdparty/less.php/___1.7.0.13/Visitor/toCSS.php vendored
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@ -1,292 +0,0 @@
<?php
/**
* toCSS Visitor
*
* @package Less
* @subpackage visitor
*/
class Less_Visitor_toCSS extends Less_VisitorReplacing{
private $charset;
public function __construct(){
parent::__construct();
}
/**
* @param Less_Tree_Ruleset $root
*/
public function run( $root ){
return $this->visitObj($root);
}
public function visitRule( $ruleNode ){
if( $ruleNode->variable ){
return array();
}
return $ruleNode;
}
public function visitMixinDefinition($mixinNode){
// mixin definitions do not get eval'd - this means they keep state
// so we have to clear that state here so it isn't used if toCSS is called twice
$mixinNode->frames = array();
return array();
}
public function visitExtend(){
return array();
}
public function visitComment( $commentNode ){
if( $commentNode->isSilent() ){
return array();
}
return $commentNode;
}
public function visitMedia( $mediaNode, &$visitDeeper ){
$mediaNode->accept($this);
$visitDeeper = false;
if( !$mediaNode->rules ){
return array();
}
return $mediaNode;
}
public function visitDirective( $directiveNode ){
if( isset($directiveNode->currentFileInfo['reference']) && (!property_exists($directiveNode,'isReferenced') || !$directiveNode->isReferenced) ){
return array();
}
if( $directiveNode->name === '@charset' ){
// Only output the debug info together with subsequent @charset definitions
// a comment (or @media statement) before the actual @charset directive would
// be considered illegal css as it has to be on the first line
if( isset($this->charset) && $this->charset ){
//if( $directiveNode->debugInfo ){
// $comment = new Less_Tree_Comment('/* ' . str_replace("\n",'',$directiveNode->toCSS())." */\n");
// $comment->debugInfo = $directiveNode->debugInfo;
// return $this->visit($comment);
//}
return array();
}
$this->charset = true;
}
return $directiveNode;
}
public function checkPropertiesInRoot( $rulesetNode ){
if( !$rulesetNode->firstRoot ){
return;
}
foreach($rulesetNode->rules as $ruleNode){
if( $ruleNode instanceof Less_Tree_Rule && !$ruleNode->variable ){
$msg = "properties must be inside selector blocks, they cannot be in the root. Index ".$ruleNode->index.($ruleNode->currentFileInfo ? (' Filename: '.$ruleNode->currentFileInfo['filename']) : null);
throw new Less_Exception_Compiler($msg);
}
}
}
public function visitRuleset( $rulesetNode, &$visitDeeper ){
$visitDeeper = false;
$this->checkPropertiesInRoot( $rulesetNode );
if( $rulesetNode->root ){
return $this->visitRulesetRoot( $rulesetNode );
}
$rulesets = array();
$rulesetNode->paths = $this->visitRulesetPaths($rulesetNode);
// Compile rules and rulesets
$nodeRuleCnt = $rulesetNode->rules?count($rulesetNode->rules):0;
for( $i = 0; $i < $nodeRuleCnt; ){
$rule = $rulesetNode->rules[$i];
if( property_exists($rule,'rules') ){
// visit because we are moving them out from being a child
$rulesets[] = $this->visitObj($rule);
array_splice($rulesetNode->rules,$i,1);
$nodeRuleCnt--;
continue;
}
$i++;
}
// accept the visitor to remove rules and refactor itself
// then we can decide now whether we want it or not
if( $nodeRuleCnt > 0 ){
$rulesetNode->accept($this);
if( $rulesetNode->rules ){
if( count($rulesetNode->rules) > 1 ){
$this->_mergeRules( $rulesetNode->rules );
$this->_removeDuplicateRules( $rulesetNode->rules );
}
// now decide whether we keep the ruleset
if( $rulesetNode->paths ){
//array_unshift($rulesets, $rulesetNode);
array_splice($rulesets,0,0,array($rulesetNode));
}
}
}
if( count($rulesets) === 1 ){
return $rulesets[0];
}
return $rulesets;
}
/**
* Helper function for visitiRuleset
*
* return array|Less_Tree_Ruleset
*/
private function visitRulesetRoot( $rulesetNode ){
$rulesetNode->accept( $this );
if( $rulesetNode->firstRoot || $rulesetNode->rules ){
return $rulesetNode;
}
return array();
}
/**
* Helper function for visitRuleset()
*
* @return array
*/
private function visitRulesetPaths($rulesetNode){
$paths = array();
foreach($rulesetNode->paths as $p){
if( $p[0]->elements[0]->combinator === ' ' ){
$p[0]->elements[0]->combinator = '';
}
foreach($p as $pi){
if( $pi->getIsReferenced() && $pi->getIsOutput() ){
$paths[] = $p;
break;
}
}
}
return $paths;
}
protected function _removeDuplicateRules( &$rules ){
// remove duplicates
$ruleCache = array();
for( $i = count($rules)-1; $i >= 0 ; $i-- ){
$rule = $rules[$i];
if( $rule instanceof Less_Tree_Rule || $rule instanceof Less_Tree_NameValue ){
if( !isset($ruleCache[$rule->name]) ){
$ruleCache[$rule->name] = $rule;
}else{
$ruleList =& $ruleCache[$rule->name];
if( $ruleList instanceof Less_Tree_Rule || $ruleList instanceof Less_Tree_NameValue ){
$ruleList = $ruleCache[$rule->name] = array( $ruleCache[$rule->name]->toCSS() );
}
$ruleCSS = $rule->toCSS();
if( array_search($ruleCSS,$ruleList) !== false ){
array_splice($rules,$i,1);
}else{
$ruleList[] = $ruleCSS;
}
}
}
}
}
protected function _mergeRules( &$rules ){
$groups = array();
//obj($rules);
$rules_len = count($rules);
for( $i = 0; $i < $rules_len; $i++ ){
$rule = $rules[$i];
if( ($rule instanceof Less_Tree_Rule) && $rule->merge ){
$key = $rule->name;
if( $rule->important ){
$key .= ',!';
}
if( !isset($groups[$key]) ){
$groups[$key] = array();
}else{
array_splice($rules, $i--, 1);
$rules_len--;
}
$groups[$key][] = $rule;
}
}
foreach($groups as $parts){
if( count($parts) > 1 ){
$rule = $parts[0];
$spacedGroups = array();
$lastSpacedGroup = array();
$parts_mapped = array();
foreach($parts as $p){
if( $p->merge === '+' ){
if( $lastSpacedGroup ){
$spacedGroups[] = self::toExpression($lastSpacedGroup);
}
$lastSpacedGroup = array();
}
$lastSpacedGroup[] = $p;
}
$spacedGroups[] = self::toExpression($lastSpacedGroup);
$rule->value = self::toValue($spacedGroups);
}
}
}
public static function toExpression($values){
$mapped = array();
foreach($values as $p){
$mapped[] = $p->value;
}
return new Less_Tree_Expression( $mapped );
}
public static function toValue($values){
//return new Less_Tree_Value($values); ??
$mapped = array();
foreach($values as $p){
$mapped[] = $p;
}
return new Less_Tree_Value($mapped);
}
}

75
include/thirdparty/less.php/___1.7.0.13/VisitorReplacing.php vendored
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@ -1,75 +0,0 @@
<?php
/**
* Replacing Visitor
*
* @package Less
* @subpackage visitor
*/
class Less_VisitorReplacing extends Less_Visitor{
public function visitObj( $node ){
$funcName = 'visit'.$node->type;
if( isset($this->_visitFnCache[$funcName]) ){
$visitDeeper = true;
$node = $this->$funcName( $node, $visitDeeper );
if( $node ){
if( $visitDeeper && is_object($node) ){
$node->accept($this);
}
$funcName = $funcName . "Out";
if( isset($this->_visitFnCache[$funcName]) ){
$this->$funcName( $node );
}
}
}else{
$node->accept($this);
}
return $node;
}
public function visitArray( $nodes ){
$newNodes = array();
foreach($nodes as $node){
$evald = $this->visitObj($node);
if( $evald ){
if( is_array($evald) ){
self::flatten($evald,$newNodes);
}else{
$newNodes[] = $evald;
}
}
}
return $newNodes;
}
public function flatten( $arr, &$out ){
foreach($arr as $item){
if( !is_array($item) ){
$out[] = $item;
continue;
}
foreach($item as $nestedItem){
if( is_array($nestedItem) ){
self::flatten( $nestedItem, $out);
}else{
$out[] = $nestedItem;
}
}
}
return $out;
}
}

0
include/thirdparty/less.php/___1.7.0.13/.easymin/ignore_prefixes → include/thirdparty/less.php/____4.0.0/.easymin/ignore_prefixes vendored
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57
include/thirdparty/less.php/____4.0.0/Autoloader.php vendored Normal file
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@ -0,0 +1,57 @@
<?php
/**
* Autoloader
*/
class Less_Autoloader {
/** @var bool */
protected static $registered = false;
/**
* Register the autoloader in the SPL autoloader
*
* @return void
* @throws Exception If there was an error in registration
*/
public static function register() {
if ( self::$registered ) {
return;
}
if ( !spl_autoload_register( [ 'Less_Autoloader', 'loadClass' ] ) ) {
throw new Exception( 'Unable to register Less_Autoloader::loadClass as an autoloading method.' );
}
self::$registered = true;
}
/**
* Unregister the autoloader
*
* @return void
*/
public static function unregister() {
spl_autoload_unregister( [ 'Less_Autoloader', 'loadClass' ] );
self::$registered = false;
}
/**
* Load the class
*
* @param string $className The class to load
*/
public static function loadClass( $className ) {
// handle only package classes
if ( strpos( $className, 'Less_' ) !== 0 ) {
return;
}
$className = substr( $className, 5 );
$fileName = __DIR__ . DIRECTORY_SEPARATOR . str_replace( '_', DIRECTORY_SEPARATOR, $className ) . '.php';
require $fileName;
return true;
}
}

276
include/thirdparty/less.php/____4.0.0/Cache.php vendored Normal file
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<?php
/**
* Utility for handling the generation and caching of css files
*/
class Less_Cache {
// directory less.php can use for storing data
public static $cache_dir = false;
// prefix for the storing data
public static $prefix = 'lessphp_';
// prefix for the storing vars
public static $prefix_vars = 'lessphpvars_';
// specifies the number of seconds after which data created by less.php will be seen as 'garbage' and potentially cleaned up
public static $gc_lifetime = 604800;
/**
* Save and reuse the results of compiled less files.
* The first call to Get() will generate css and save it.
* Subsequent calls to Get() with the same arguments will return the same css filename
*
* @param array $less_files Array of .less files to compile
* @param array $parser_options Array of compiler options
* @param array $modify_vars Array of variables
* @return string|false Name of the css file
*/
public static function Get( $less_files, $parser_options = [], $modify_vars = [] ) {
// check $cache_dir
if ( isset( $parser_options['cache_dir'] ) ) {
self::$cache_dir = $parser_options['cache_dir'];
}
if ( empty( self::$cache_dir ) ) {
throw new Exception( 'cache_dir not set' );
}
if ( isset( $parser_options['prefix'] ) ) {
self::$prefix = $parser_options['prefix'];
}
if ( empty( self::$prefix ) ) {
throw new Exception( 'prefix not set' );
}
if ( isset( $parser_options['prefix_vars'] ) ) {
self::$prefix_vars = $parser_options['prefix_vars'];
}
if ( empty( self::$prefix_vars ) ) {
throw new Exception( 'prefix_vars not set' );
}
self::CheckCacheDir();
$less_files = (array)$less_files;
// create a file for variables
if ( !empty( $modify_vars ) ) {
$lessvars = Less_Parser::serializeVars( $modify_vars );
$vars_file = self::$cache_dir . self::$prefix_vars . sha1( $lessvars ) . '.less';
if ( !file_exists( $vars_file ) ) {
file_put_contents( $vars_file, $lessvars );
}
$less_files += [ $vars_file => '/' ];
}
// generate name for compiled css file
$hash = md5( json_encode( $less_files ) );
$list_file = self::$cache_dir . self::$prefix . $hash . '.list';
// check cached content
if ( !isset( $parser_options['use_cache'] ) || $parser_options['use_cache'] === true ) {
if ( file_exists( $list_file ) ) {
self::ListFiles( $list_file, $list, $cached_name );
$compiled_name = self::CompiledName( $list, $hash );
// if $cached_name is the same as the $compiled name, don't regenerate
if ( !$cached_name || $cached_name === $compiled_name ) {
$output_file = self::OutputFile( $compiled_name, $parser_options );
if ( $output_file && file_exists( $output_file ) ) {
@touch( $list_file );
return basename( $output_file ); // for backwards compatibility, we just return the name of the file
}
}
}
}
$compiled = self::Cache( $less_files, $parser_options );
if ( !$compiled ) {
return false;
}
$compiled_name = self::CompiledName( $less_files, $hash );
$output_file = self::OutputFile( $compiled_name, $parser_options );
// save the file list
$list = $less_files;
$list[] = $compiled_name;
$cache = implode( "\n", $list );
file_put_contents( $list_file, $cache );
// save the css
file_put_contents( $output_file, $compiled );
// clean up
self::CleanCache();
return basename( $output_file );
}
/**
* Force the compiler to regenerate the cached css file
*
* @param array $less_files Array of .less files to compile
* @param array $parser_options Array of compiler options
* @param array $modify_vars Array of variables
* @return string Name of the css file
*/
public static function Regen( $less_files, $parser_options = [], $modify_vars = [] ) {
$parser_options['use_cache'] = false;
return self::Get( $less_files, $parser_options, $modify_vars );
}
public static function Cache( &$less_files, $parser_options = [] ) {
$parser_options['cache_dir'] = self::$cache_dir;
$parser = new Less_Parser( $parser_options );
// combine files
foreach ( $less_files as $file_path => $uri_or_less ) {
// treat as less markup if there are newline characters
if ( strpos( $uri_or_less, "\n" ) !== false ) {
$parser->Parse( $uri_or_less );
continue;
}
$parser->ParseFile( $file_path, $uri_or_less );
}
$compiled = $parser->getCss();
$less_files = $parser->allParsedFiles();
return $compiled;
}
private static function OutputFile( $compiled_name, $parser_options ) {
// custom output file
if ( !empty( $parser_options['output'] ) ) {
// relative to cache directory?
if ( preg_match( '#[\\\\/]#', $parser_options['output'] ) ) {
return $parser_options['output'];
}
return self::$cache_dir . $parser_options['output'];
}
return self::$cache_dir . $compiled_name;
}
private static function CompiledName( $files, $extrahash ) {
// save the file list
$temp = [ Less_Version::cache_version ];
foreach ( $files as $file ) {
$temp[] = filemtime( $file ) . "\t" . filesize( $file ) . "\t" . $file;
}
return self::$prefix . sha1( json_encode( $temp ) . $extrahash ) . '.css';
}
public static function SetCacheDir( $dir ) {
self::$cache_dir = $dir;
self::CheckCacheDir();
}
public static function CheckCacheDir() {
self::$cache_dir = str_replace( '\\', '/', self::$cache_dir );
self::$cache_dir = rtrim( self::$cache_dir, '/' ) . '/';
if ( !file_exists( self::$cache_dir ) ) {
if ( !mkdir( self::$cache_dir ) ) {
throw new Less_Exception_Parser( 'Less.php cache directory couldn\'t be created: ' . self::$cache_dir );
}
} elseif ( !is_dir( self::$cache_dir ) ) {
throw new Less_Exception_Parser( 'Less.php cache directory doesn\'t exist: ' . self::$cache_dir );
} elseif ( !is_writable( self::$cache_dir ) ) {
throw new Less_Exception_Parser( 'Less.php cache directory isn\'t writable: ' . self::$cache_dir );
}
}
/**
* Delete unused less.php files
*/
public static function CleanCache() {
static $clean = false;
if ( $clean || empty( self::$cache_dir ) ) {
return;
}
$clean = true;
// only remove files with extensions created by less.php
// css files removed based on the list files
$remove_types = [ 'lesscache' => 1,'list' => 1,'less' => 1,'map' => 1 ];
$files = scandir( self::$cache_dir );
if ( !$files ) {
return;
}
$check_time = time() - self::$gc_lifetime;
foreach ( $files as $file ) {
// don't delete if the file wasn't created with less.php
if ( strpos( $file, self::$prefix ) !== 0 ) {
continue;
}
$parts = explode( '.', $file );
$type = array_pop( $parts );
if ( !isset( $remove_types[$type] ) ) {
continue;
}
$full_path = self::$cache_dir . $file;
$mtime = filemtime( $full_path );
// don't delete if it's a relatively new file
if ( $mtime > $check_time ) {
continue;
}
// delete the list file and associated css file
if ( $type === 'list' ) {
self::ListFiles( $full_path, $list, $css_file_name );
if ( $css_file_name ) {
$css_file = self::$cache_dir . $css_file_name;
if ( file_exists( $css_file ) ) {
unlink( $css_file );
}
}
}
unlink( $full_path );
}
}
/**
* Get the list of less files and generated css file from a list file
*/
static function ListFiles( $list_file, &$list, &$css_file_name ) {
$list = explode( "\n", file_get_contents( $list_file ) );
// pop the cached name that should match $compiled_name
$css_file_name = array_pop( $list );
if ( !preg_match( '/^' . self::$prefix . '[a-f0-9]+\.css$/', $css_file_name ) ) {
$list[] = $css_file_name;
$css_file_name = false;
}
}
}

176
include/thirdparty/less.php/____4.0.0/Colors.php vendored Normal file
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<?php
/**
* Utility for css colors
*
* @private
*/
class Less_Colors {
private const COLORS = [
'aliceblue' => '#f0f8ff',
'antiquewhite' => '#faebd7',
'aqua' => '#00ffff',
'aquamarine' => '#7fffd4',
'azure' => '#f0ffff',
'beige' => '#f5f5dc',
'bisque' => '#ffe4c4',
'black' => '#000000',
'blanchedalmond' => '#ffebcd',
'blue' => '#0000ff',
'blueviolet' => '#8a2be2',
'brown' => '#a52a2a',
'burlywood' => '#deb887',
'cadetblue' => '#5f9ea0',
'chartreuse' => '#7fff00',
'chocolate' => '#d2691e',
'coral' => '#ff7f50',
'cornflowerblue' => '#6495ed',
'cornsilk' => '#fff8dc',
'crimson' => '#dc143c',
'cyan' => '#00ffff',
'darkblue' => '#00008b',
'darkcyan' => '#008b8b',
'darkgoldenrod' => '#b8860b',
'darkgray' => '#a9a9a9',
'darkgrey' => '#a9a9a9',
'darkgreen' => '#006400',
'darkkhaki' => '#bdb76b',
'darkmagenta' => '#8b008b',
'darkolivegreen' => '#556b2f',
'darkorange' => '#ff8c00',
'darkorchid' => '#9932cc',
'darkred' => '#8b0000',
'darksalmon' => '#e9967a',
'darkseagreen' => '#8fbc8f',
'darkslateblue' => '#483d8b',
'darkslategray' => '#2f4f4f',
'darkslategrey' => '#2f4f4f',
'darkturquoise' => '#00ced1',
'darkviolet' => '#9400d3',
'deeppink' => '#ff1493',
'deepskyblue' => '#00bfff',
'dimgray' => '#696969',
'dimgrey' => '#696969',
'dodgerblue' => '#1e90ff',
'firebrick' => '#b22222',
'floralwhite' => '#fffaf0',
'forestgreen' => '#228b22',
'fuchsia' => '#ff00ff',
'gainsboro' => '#dcdcdc',
'ghostwhite' => '#f8f8ff',
'gold' => '#ffd700',
'goldenrod' => '#daa520',
'gray' => '#808080',
'grey' => '#808080',
'green' => '#008000',
'greenyellow' => '#adff2f',
'honeydew' => '#f0fff0',
'hotpink' => '#ff69b4',
'indianred' => '#cd5c5c',
'indigo' => '#4b0082',
'ivory' => '#fffff0',
'khaki' => '#f0e68c',
'lavender' => '#e6e6fa',
'lavenderblush' => '#fff0f5',
'lawngreen' => '#7cfc00',
'lemonchiffon' => '#fffacd',
'lightblue' => '#add8e6',
'lightcoral' => '#f08080',
'lightcyan' => '#e0ffff',
'lightgoldenrodyellow' => '#fafad2',
'lightgray' => '#d3d3d3',
'lightgrey' => '#d3d3d3',
'lightgreen' => '#90ee90',
'lightpink' => '#ffb6c1',
'lightsalmon' => '#ffa07a',
'lightseagreen' => '#20b2aa',
'lightskyblue' => '#87cefa',
'lightslategray' => '#778899',
'lightslategrey' => '#778899',
'lightsteelblue' => '#b0c4de',
'lightyellow' => '#ffffe0',
'lime' => '#00ff00',
'limegreen' => '#32cd32',
'linen' => '#faf0e6',
'magenta' => '#ff00ff',
'maroon' => '#800000',
'mediumaquamarine' => '#66cdaa',
'mediumblue' => '#0000cd',
'mediumorchid' => '#ba55d3',
'mediumpurple' => '#9370d8',
'mediumseagreen' => '#3cb371',
'mediumslateblue' => '#7b68ee',
'mediumspringgreen' => '#00fa9a',
'mediumturquoise' => '#48d1cc',
'mediumvioletred' => '#c71585',
'midnightblue' => '#191970',
'mintcream' => '#f5fffa',
'mistyrose' => '#ffe4e1',
'moccasin' => '#ffe4b5',
'navajowhite' => '#ffdead',
'navy' => '#000080',
'oldlace' => '#fdf5e6',
'olive' => '#808000',
'olivedrab' => '#6b8e23',
'orange' => '#ffa500',
'orangered' => '#ff4500',
'orchid' => '#da70d6',
'palegoldenrod' => '#eee8aa',
'palegreen' => '#98fb98',
'paleturquoise' => '#afeeee',
'palevioletred' => '#d87093',
'papayawhip' => '#ffefd5',
'peachpuff' => '#ffdab9',
'peru' => '#cd853f',
'pink' => '#ffc0cb',
'plum' => '#dda0dd',
'powderblue' => '#b0e0e6',
'purple' => '#800080',
'red' => '#ff0000',
'rosybrown' => '#bc8f8f',
'royalblue' => '#4169e1',
'saddlebrown' => '#8b4513',
'salmon' => '#fa8072',
'sandybrown' => '#f4a460',
'seagreen' => '#2e8b57',
'seashell' => '#fff5ee',
'sienna' => '#a0522d',
'silver' => '#c0c0c0',
'skyblue' => '#87ceeb',
'slateblue' => '#6a5acd',
'slategray' => '#708090',
'slategrey' => '#708090',
'snow' => '#fffafa',
'springgreen' => '#00ff7f',
'steelblue' => '#4682b4',
'tan' => '#d2b48c',
'teal' => '#008080',
'thistle' => '#d8bfd8',
'tomato' => '#ff6347',
'turquoise' => '#40e0d0',
'violet' => '#ee82ee',
'wheat' => '#f5deb3',
'white' => '#ffffff',
'whitesmoke' => '#f5f5f5',
'yellow' => '#ffff00',
'yellowgreen' => '#9acd32',
];
/**
* @param string $color
* @return bool
*/
public static function hasOwnProperty( string $color ): bool {
return isset( self::COLORS[$color] );
}
/**
* @param string $color Should be an existing color name,
* checked via hasOwnProperty()
* @return string the corresponding hexadecimal representation
*/
public static function color( string $color ): string {
return self::COLORS[$color];
}
}

29
include/thirdparty/less.php/___1.7.0.13/Configurable.php → include/thirdparty/less.php/____4.0.0/Configurable.php vendored
View file

@ -1,10 +1,6 @@
<?php
/**
* Configurable
*
* @package Less
* @subpackage Core
* @private
*/
abstract class Less_Configurable {
@ -13,15 +9,14 @@ abstract class Less_Configurable {
*
* @var array
*/
protected $options = array();
protected $options = [];
/**
* Array of default options
*
* @var array
*/
protected $defaultOptions = array();
protected $defaultOptions = [];
/**
* Set options
@ -29,16 +24,13 @@ abstract class Less_Configurable {
* If $options is an object it will be converted into an array by called
* it's toArray method.
*
* @throws Exception
* @param array|object $options
*
*/
public function setOptions($options){
$options = array_intersect_key($options,$this->defaultOptions);
$this->options = array_merge($this->defaultOptions, $this->options, $options);
public function setOptions( $options ) {
$options = array_intersect_key( $options, $this->defaultOptions );
$this->options = array_merge( $this->defaultOptions, $this->options, $options );
}
/**
* Get an option value by name
*
@ -48,22 +40,21 @@ abstract class Less_Configurable {
* @param mixed $default Default value if confiuration of $name is not present
* @return mixed
*/
public function getOption($name, $default = null){
if(isset($this->options[$name])){
public function getOption( $name, $default = null ) {
if ( isset( $this->options[$name] ) ) {
return $this->options[$name];
}
return $default;
}
/**
* Set an option
*
* @param string $name
* @param mixed $value
*/
public function setOption($name, $value){
public function setOption( $name, $value ) {
$this->options[$name] = $value;
}
}
}

167
include/thirdparty/less.php/____4.0.0/Environment.php vendored Normal file
View file

@ -0,0 +1,167 @@
<?php
/**
* @private
*/
class Less_Environment {
/**
* Information about the current file - for error reporting and importing and making urls relative etc.
*
* - rootpath: rootpath to append to URLs
*
* @var array|null $currentFileInfo;
*/
public $currentFileInfo;
/* Whether we are currently importing multiple copies */
public $importMultiple = false;
/**
* @var array
*/
public $frames = [];
/**
* @var array
*/
public $mediaBlocks = [];
/**
* @var array
*/
public $mediaPath = [];
public static $parensStack = 0;
public static $tabLevel = 0;
public static $lastRule = false;
public static $_outputMap;
public static $mixin_stack = 0;
public static $mathOn = true;
/**
* @var array
*/
public $functions = [];
public function Init() {
self::$parensStack = 0;
self::$tabLevel = 0;
self::$lastRule = false;
self::$mixin_stack = 0;
if ( Less_Parser::$options['compress'] ) {
self::$_outputMap = [
',' => ',',
': ' => ':',
'' => '',
' ' => ' ',
':' => ' :',
'+' => '+',
'~' => '~',
'>' => '>',
'|' => '|',
'^' => '^',
'^^' => '^^'
];
} else {
self::$_outputMap = [
',' => ', ',
': ' => ': ',
'' => '',
' ' => ' ',
':' => ' :',
'+' => ' + ',
'~' => ' ~ ',
'>' => ' > ',
'|' => '|',
'^' => ' ^ ',
'^^' => ' ^^ '
];
}
}
public function copyEvalEnv( $frames = [] ) {
$new_env = new Less_Environment();
$new_env->frames = $frames;
return $new_env;
}
/**
* @return bool
* @see Eval.prototype.isMathOn in less.js 3.0.0 https://github.com/less/less.js/blob/v3.0.0/dist/less.js#L1007
*/
public static function isMathOn() {
if ( !self::$mathOn ) {
return false;
}
return !Less_Parser::$options['strictMath'] || self::$parensStack;
}
/**
* @param string $path
* @return bool
* @see less-2.5.3.js#Eval.isPathRelative
*/
public static function isPathRelative( $path ) {
return !preg_match( '/^(?:[a-z-]+:|\/|#)/', $path );
}
/**
* Canonicalize a path by resolving references to '/./', '/../'
* Does not remove leading "../"
* @param string $path or url
* @return string Canonicalized path
*/
public static function normalizePath( $path ) {
$segments = explode( '/', $path );
$segments = array_reverse( $segments );
$path = [];
$path_len = 0;
while ( $segments ) {
$segment = array_pop( $segments );
switch ( $segment ) {
case '.':
break;
case '..':
// @phan-suppress-next-line PhanTypeInvalidDimOffset False positive
if ( !$path_len || ( $path[$path_len - 1] === '..' ) ) {
$path[] = $segment;
$path_len++;
} else {
array_pop( $path );
$path_len--;
}
break;
default:
$path[] = $segment;
$path_len++;
break;
}
}
return implode( '/', $path );
}
public function unshiftFrame( $frame ) {
array_unshift( $this->frames, $frame );
}
public function shiftFrame() {
return array_shift( $this->frames );
}
}

199
include/thirdparty/less.php/____4.0.0/Exception/Chunk.php vendored Normal file
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@ -0,0 +1,199 @@
<?php
/**
* @private
*/
class Less_Exception_Chunk extends Less_Exception_Parser {
protected $parserCurrentIndex = 0;
protected $emitFrom = 0;
protected $input_len;
/**
* @param string $input
* @param Exception|null $previous Previous exception
* @param int|null $index The current parser index
* @param array|null $currentFile The file
* @param int $code The exception code
*/
public function __construct( $input, Exception $previous = null, $index = null, $currentFile = null, $code = 0 ) {
$this->message = 'ParseError: Unexpected input'; // default message
$this->index = $index;
$this->currentFile = $currentFile;
$this->input = $input;
$this->input_len = strlen( $input );
$this->Chunks();
$this->genMessage();
}
/**
* See less.js chunks()
* We don't actually need the chunks
*/
protected function Chunks() {
$level = 0;
$parenLevel = 0;
$lastMultiCommentEndBrace = null;
$lastOpening = null;
$lastMultiComment = null;
$lastParen = null;
for ( $this->parserCurrentIndex = 0; $this->parserCurrentIndex < $this->input_len; $this->parserCurrentIndex++ ) {
$cc = $this->CharCode( $this->parserCurrentIndex );
if ( ( ( $cc >= 97 ) && ( $cc <= 122 ) ) || ( $cc < 34 ) ) {
// a-z or whitespace
continue;
}
switch ( $cc ) {
// (
case 40:
$parenLevel++;
$lastParen = $this->parserCurrentIndex;
break;
// )
case 41:
$parenLevel--;
if ( $parenLevel < 0 ) {
return $this->fail( "missing opening `(`" );
}
break;
// ;
case 59:
// if (!$parenLevel) { $this->emitChunk(); }
break;
// {
case 123:
$level++;
$lastOpening = $this->parserCurrentIndex;
break;
// }
case 125:
$level--;
if ( $level < 0 ) {
return $this->fail( "missing opening `{`" );
}
// if (!$level && !$parenLevel) { $this->emitChunk(); }
break;
// \
case 92:
if ( $this->parserCurrentIndex < $this->input_len - 1 ) {
$this->parserCurrentIndex++;
break;
}
return $this->fail( "unescaped `\\`" );
// ", ' and `
case 34:
case 39:
case 96:
$matched = 0;
$currentChunkStartIndex = $this->parserCurrentIndex;
for ( $this->parserCurrentIndex += 1; $this->parserCurrentIndex < $this->input_len; $this->parserCurrentIndex++ ) {
$cc2 = $this->CharCode( $this->parserCurrentIndex );
if ( $cc2 > 96 ) { continue;
}
if ( $cc2 == $cc ) { $matched = 1;
break;
}
if ( $cc2 == 92 ) { // \
if ( $this->parserCurrentIndex == $this->input_len - 1 ) {
return $this->fail( "unescaped `\\`" );
}
$this->parserCurrentIndex++;
}
}
if ( $matched ) { break;
}
return $this->fail( "unmatched `" . chr( $cc ) . "`", $currentChunkStartIndex );
// /, check for comment
case 47:
if ( $parenLevel || ( $this->parserCurrentIndex == $this->input_len - 1 ) ) { break;
}
$cc2 = $this->CharCode( $this->parserCurrentIndex + 1 );
if ( $cc2 == 47 ) {
// //, find lnfeed
for ( $this->parserCurrentIndex += 2; $this->parserCurrentIndex < $this->input_len; $this->parserCurrentIndex++ ) {
$cc2 = $this->CharCode( $this->parserCurrentIndex );
if ( ( $cc2 <= 13 ) && ( ( $cc2 == 10 ) || ( $cc2 == 13 ) ) ) { break;
}
}
} elseif ( $cc2 == 42 ) {
// /*, find */
$lastMultiComment = $currentChunkStartIndex = $this->parserCurrentIndex;
for ( $this->parserCurrentIndex += 2; $this->parserCurrentIndex < $this->input_len - 1; $this->parserCurrentIndex++ ) {
$cc2 = $this->CharCode( $this->parserCurrentIndex );
if ( $cc2 == 125 ) { $lastMultiCommentEndBrace = $this->parserCurrentIndex;
}
if ( $cc2 != 42 ) { continue;
}
if ( $this->CharCode( $this->parserCurrentIndex + 1 ) == 47 ) { break;
}
}
if ( $this->parserCurrentIndex == $this->input_len - 1 ) {
return $this->fail( "missing closing `*/`", $currentChunkStartIndex );
}
}
break;
// *, check for unmatched */
case 42:
if ( ( $this->parserCurrentIndex < $this->input_len - 1 ) && ( $this->CharCode( $this->parserCurrentIndex + 1 ) == 47 ) ) {
return $this->fail( "unmatched `/*`" );
}
break;
}
}
if ( $level !== 0 ) {
if ( ( $lastMultiComment > $lastOpening ) && ( $lastMultiCommentEndBrace > $lastMultiComment ) ) {
return $this->fail( "missing closing `}` or `*/`", $lastOpening );
} else {
return $this->fail( "missing closing `}`", $lastOpening );
}
} elseif ( $parenLevel !== 0 ) {
return $this->fail( "missing closing `)`", $lastParen );
}
// chunk didn't fail
//$this->emitChunk(true);
}
public function CharCode( $pos ) {
return ord( $this->input[$pos] );
}
public function fail( $msg, $index = null ) {
if ( !$index ) {
$this->index = $this->parserCurrentIndex;
} else {
$this->index = $index;
}
$this->message = 'ParseError: ' . $msg;
}
/*
function emitChunk( $force = false ){
$len = $this->parserCurrentIndex - $this->emitFrom;
if ((($len < 512) && !$force) || !$len) {
return;
}
$chunks[] = substr($this->input, $this->emitFrom, $this->parserCurrentIndex + 1 - $this->emitFrom );
$this->emitFrom = $this->parserCurrentIndex + 1;
}
*/
}

8
include/thirdparty/less.php/____4.0.0/Exception/Compiler.php vendored Normal file
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@ -0,0 +1,8 @@
<?php
/**
* Compiler Exception
*/
class Less_Exception_Compiler extends Less_Exception_Parser {
}

103
include/thirdparty/less.php/____4.0.0/Exception/Parser.php vendored Normal file
View file

@ -0,0 +1,103 @@
<?php
/**
* Parser Exception
*/
class Less_Exception_Parser extends Exception {
/**
* The current file
*
* @var array
*/
public $currentFile;
/**
* The current parser index
*
* @var int
*/
public $index;
protected $input;
protected $details = [];
/**
* @param string|null $message
* @param Exception|null $previous Previous exception
* @param int|null $index The current parser index
* @param array|null $currentFile The file
* @param int $code The exception code
*/
public function __construct( $message = null, Exception $previous = null, $index = null, $currentFile = null, $code = 0 ) {
parent::__construct( $message, $code, $previous );
$this->currentFile = $currentFile;
$this->index = $index;
$this->genMessage();
}
protected function getInput() {
if ( !$this->input && $this->currentFile && $this->currentFile['filename'] && file_exists( $this->currentFile['filename'] ) ) {
$this->input = file_get_contents( $this->currentFile['filename'] );
}
}
/**
* Set a message based on the exception info
*/
public function genMessage() {
if ( $this->currentFile && $this->currentFile['filename'] ) {
$this->message .= ' in ' . basename( $this->currentFile['filename'] );
}
if ( $this->index !== null ) {
$this->getInput();
if ( $this->input ) {
$line = self::getLineNumber();
$this->message .= ' on line ' . $line . ', column ' . self::getColumn();
$lines = explode( "\n", $this->input );
$count = count( $lines );
$start_line = max( 0, $line - 3 );
$last_line = min( $count, $start_line + 6 );
$num_len = strlen( $last_line );
for ( $i = $start_line; $i < $last_line; $i++ ) {
$this->message .= "\n" . str_pad( (string)( $i + 1 ), $num_len, '0', STR_PAD_LEFT ) . '| ' . $lines[$i];
}
}
}
}
/**
* Returns the line number the error was encountered
*
* @return int
*/
public function getLineNumber() {
if ( $this->index ) {
// https://bugs.php.net/bug.php?id=49790
if ( ini_get( "mbstring.func_overload" ) ) {
return substr_count( substr( $this->input, 0, $this->index ), "\n" ) + 1;
} else {
return substr_count( $this->input, "\n", 0, $this->index ) + 1;
}
}
return 1;
}
/**
* Returns the column the error was encountered
*
* @return int
*/
public function getColumn() {
$part = substr( $this->input, 0, $this->index );
$pos = strrpos( $part, "\n" );
return $this->index - $pos;
}
}

1222
include/thirdparty/less.php/____4.0.0/Functions.php vendored Normal file
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File diff suppressed because it is too large Load diff

17
include/thirdparty/less.php/____4.0.0/Less.php.combine vendored Normal file
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@ -0,0 +1,17 @@
./Parser.php
./Colors.php
./Environment.php
./Functions.php
./Mime.php
./Tree.php
./Output.php
./Visitor.php
./VisitorReplacing.php
./Configurable.php
./Tree
./Visitor
./Exception/Parser.php
./Exception/
./Output
./SourceMap

36
include/thirdparty/less.php/____4.0.0/Mime.php vendored Normal file
View file

@ -0,0 +1,36 @@
<?php
/**
* Mime lookup
*
* @private
*/
class Less_Mime {
// this map is intentionally incomplete
// if you want more, install 'mime' dep
private static $types = [
'.htm' => 'text/html',
'.html' => 'text/html',
'.gif' => 'image/gif',
'.jpg' => 'image/jpeg',
'.jpeg' => 'image/jpeg',
'.png' => 'image/png',
'.ttf' => 'application/x-font-ttf',
'.otf' => 'application/x-font-otf',
'.eot' => 'application/vnd.ms-fontobject',
'.woff' => 'application/x-font-woff',
'.svg' => 'image/svg+xml',
];
public static function lookup( $filepath ) {
$parts = explode( '.', $filepath );
$ext = '.' . strtolower( array_pop( $parts ) );
return self::$types[$ext] ?? null;
}
public static function charsets_lookup( $type = null ) {
// assumes all text types are UTF-8
return $type && preg_match( '/^text\//', $type ) ? 'UTF-8' : '';
}
}

46
include/thirdparty/less.php/____4.0.0/Output.php vendored Normal file
View file

@ -0,0 +1,46 @@
<?php
/**
* Parser output
*
* @private
*/
class Less_Output {
/**
* Output holder
*
* @var string[]
*/
protected $strs = [];
/**
* Adds a chunk to the stack
*
* @param string $chunk The chunk to output
* @param array|null $fileInfo The file information
* @param int $index The index
* @param mixed $mapLines
*/
public function add( $chunk, $fileInfo = null, $index = 0, $mapLines = null ) {
$this->strs[] = $chunk;
}
/**
* Is the output empty?
*
* @return bool
*/
public function isEmpty() {
return count( $this->strs ) === 0;
}
/**
* Converts the output to string
*
* @return string
*/
public function toString() {
return implode( '', $this->strs );
}
}

75
include/thirdparty/less.php/___1.7.0.13/Output/Mapped.php → include/thirdparty/less.php/____4.0.0/Output/Mapped.php vendored
View file

@ -1,10 +1,8 @@
<?php
/**
* Parser output with source map
*
* @package Less
* @subpackage Output
* @private
*/
class Less_Output_Mapped extends Less_Output {
@ -18,14 +16,14 @@ class Less_Output_Mapped extends Less_Output {
/**
* Current line
*
* @var integer
* @var int
*/
protected $lineNumber = 0;
/**
* Current column
*
* @var integer
* @var int
*/
protected $column = 0;
@ -34,7 +32,7 @@ class Less_Output_Mapped extends Less_Output {
*
* @var array
*/
protected $contentsMap = array();
protected $contentsMap = [];
/**
* Constructor
@ -42,7 +40,7 @@ class Less_Output_Mapped extends Less_Output {
* @param array $contentsMap Array of filename to contents map
* @param Less_SourceMap_Generator $generator
*/
public function __construct(array $contentsMap, $generator){
public function __construct( array $contentsMap, $generator ) {
$this->contentsMap = $contentsMap;
$this->generator = $generator;
}
@ -52,71 +50,68 @@ class Less_Output_Mapped extends Less_Output {
* The $index for less.php may be different from less.js since less.php does not chunkify inputs
*
* @param string $chunk
* @param string $fileInfo
* @param integer $index
* @param array|null $fileInfo
* @param int $index
* @param mixed $mapLines
*/
public function add($chunk, $fileInfo = null, $index = 0, $mapLines = null){
//ignore adding empty strings
if( $chunk === '' ){
public function add( $chunk, $fileInfo = null, $index = 0, $mapLines = null ) {
// ignore adding empty strings
if ( $chunk === '' ) {
return;
}
$sourceLines = array();
$sourceLines = [];
$sourceColumns = ' ';
if( $fileInfo ){
if ( $fileInfo ) {
$url = $fileInfo['currentUri'];
if( isset($this->contentsMap[$url]) ){
$inputSource = substr($this->contentsMap[$url], 0, $index);
$sourceLines = explode("\n", $inputSource);
$sourceColumns = end($sourceLines);
}else{
throw new Exception('Filename '.$url.' not in contentsMap');
if ( isset( $this->contentsMap[$url] ) ) {
$inputSource = substr( $this->contentsMap[$url], 0, $index );
$sourceLines = explode( "\n", $inputSource );
$sourceColumns = end( $sourceLines );
} else {
throw new Exception( 'Filename ' . $url . ' not in contentsMap' );
}
}
$lines = explode("\n", $chunk);
$columns = end($lines);
$lines = explode( "\n", $chunk );
$columns = end( $lines );
if($fileInfo){
if ( $fileInfo ) {
if(!$mapLines){
if ( !$mapLines ) {
$this->generator->addMapping(
$this->lineNumber + 1, // generated_line
$this->column, // generated_column
count($sourceLines), // original_line
strlen($sourceColumns), // original_column
count( $sourceLines ), // original_line
strlen( $sourceColumns ), // original_column
$fileInfo
);
}else{
for($i = 0, $count = count($lines); $i < $count; $i++){
} else {
for ( $i = 0, $count = count( $lines ); $i < $count; $i++ ) {
$this->generator->addMapping(
$this->lineNumber + $i + 1, // generated_line
$i === 0 ? $this->column : 0, // generated_column
count($sourceLines) + $i, // original_line
$i === 0 ? strlen($sourceColumns) : 0, // original_column
count( $sourceLines ) + $i, // original_line
$i === 0 ? strlen( $sourceColumns ) : 0, // original_column
$fileInfo
);
}
}
}
if(count($lines) === 1){
$this->column += strlen($columns);
}else{
$this->lineNumber += count($lines) - 1;
$this->column = strlen($columns);
if ( count( $lines ) === 1 ) {
$this->column += strlen( $columns );
} else {
$this->lineNumber += count( $lines ) - 1;
$this->column = strlen( $columns );
}
// add only chunk
parent::add($chunk);
parent::add( $chunk );
}
}
}

2640
include/thirdparty/less.php/____4.0.0/Parser.php vendored Normal file
View file

File diff suppressed because it is too large Load diff

84
include/thirdparty/less.php/___1.7.0.13/SourceMap/Base64VLQ.php → include/thirdparty/less.php/____4.0.0/SourceMap/Base64VLQ.php vendored
View file

@ -1,31 +1,29 @@
<?php
/**
* Encode / Decode Base64 VLQ.
*
* @package Less
* @subpackage SourceMap
* @private
*/
class Less_SourceMap_Base64VLQ {
/**
* Shift
*
* @var integer
* @var int
*/
private $shift = 5;
/**
* Mask
*
* @var integer
* @var int
*/
private $mask = 0x1F; // == (1 << shift) == 0b00011111
/**
* Continuation bit
*
* @var integer
* @var int
*/
private $continuationBit = 0x20; // == (mask - 1 ) == 0b00100000
@ -34,7 +32,7 @@ class Less_SourceMap_Base64VLQ {
*
* @var array
*/
private $charToIntMap = array(
private $charToIntMap = [
'A' => 0, 'B' => 1, 'C' => 2, 'D' => 3, 'E' => 4, 'F' => 5, 'G' => 6,
'H' => 7,'I' => 8, 'J' => 9, 'K' => 10, 'L' => 11, 'M' => 12, 'N' => 13,
'O' => 14, 'P' => 15, 'Q' => 16, 'R' => 17, 'S' => 18, 'T' => 19, 'U' => 20,
@ -44,14 +42,14 @@ class Less_SourceMap_Base64VLQ {
'q' => 42, 'r' => 43, 's' => 44, 't' => 45, 'u' => 46, 'v' => 47, 'w' => 48,
'x' => 49, 'y' => 50, 'z' => 51, 0 => 52, 1 => 53, 2 => 54, 3 => 55, 4 => 56,
5 => 57, 6 => 58, 7 => 59, 8 => 60, 9 => 61, '+' => 62, '/' => 63,
);
];
/**
* Integer to char map
*
* @var array
*/
private $intToCharMap = array(
private $intToCharMap = [
0 => 'A', 1 => 'B', 2 => 'C', 3 => 'D', 4 => 'E', 5 => 'F', 6 => 'G',
7 => 'H', 8 => 'I', 9 => 'J', 10 => 'K', 11 => 'L', 12 => 'M', 13 => 'N',
14 => 'O', 15 => 'P', 16 => 'Q', 17 => 'R', 18 => 'S', 19 => 'T', 20 => 'U',
@ -62,12 +60,12 @@ class Less_SourceMap_Base64VLQ {
49 => 'x', 50 => 'y', 51 => 'z', 52 => '0', 53 => '1', 54 => '2', 55 => '3',
56 => '4', 57 => '5', 58 => '6', 59 => '7', 60 => '8', 61 => '9', 62 => '+',
63 => '/',
);
];
/**
* Constructor
*/
public function __construct(){
public function __construct() {
// I leave it here for future reference
// foreach(str_split('ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/') as $i => $char)
// {
@ -83,10 +81,10 @@ class Less_SourceMap_Base64VLQ {
* 2 becomes 4 (100 binary), -2 becomes 5 (101 binary)
* We generate the value for 32 bit machines, hence -2147483648 becomes 1, not 4294967297,
* even on a 64 bit machine.
* @param string $aValue
* @param int $aValue
*/
public function toVLQSigned($aValue){
return 0xffffffff & ($aValue < 0 ? ((-$aValue) << 1) + 1 : ($aValue << 1) + 0);
public function toVLQSigned( $aValue ) {
return 0xffffffff & ( $aValue < 0 ? ( ( -$aValue ) << 1 ) + 1 : ( $aValue << 1 ) + 0 );
}
/**
@ -98,30 +96,30 @@ class Less_SourceMap_Base64VLQ {
* Hence
* 1 becomes -2147483648
* even on a 64 bit machine.
* @param integer $aValue
* @param int $aValue
*/
public function fromVLQSigned($aValue){
return $aValue & 1 ? $this->zeroFill(~$aValue + 2, 1) | (-1 - 0x7fffffff) : $this->zeroFill($aValue, 1);
public function fromVLQSigned( $aValue ) {
return $aValue & 1 ? $this->zeroFill( ~$aValue + 2, 1 ) | ( -1 - 0x7fffffff ) : $this->zeroFill( $aValue, 1 );
}
/**
* Return the base 64 VLQ encoded value.
*
* @param string $aValue The value to encode
* @param int $aValue The value to encode
* @return string The encoded value
*/
public function encode($aValue){
public function encode( $aValue ) {
$encoded = '';
$vlq = $this->toVLQSigned($aValue);
$vlq = $this->toVLQSigned( $aValue );
do
{
$digit = $vlq & $this->mask;
$vlq = $this->zeroFill($vlq, $this->shift);
if($vlq > 0){
$vlq = $this->zeroFill( $vlq, $this->shift );
if ( $vlq > 0 ) {
$digit |= $this->continuationBit;
}
$encoded .= $this->base64Encode($digit);
} while($vlq > 0);
$encoded .= $this->base64Encode( $digit );
} while ( $vlq > 0 );
return $encoded;
}
@ -130,42 +128,42 @@ class Less_SourceMap_Base64VLQ {
* Return the value decoded from base 64 VLQ.
*
* @param string $encoded The encoded value to decode
* @return integer The decoded value
* @return int The decoded value
*/
public function decode($encoded){
public function decode( $encoded ) {
$vlq = 0;
$i = 0;
do
{
$digit = $this->base64Decode($encoded[$i]);
$vlq |= ($digit & $this->mask) << ($i * $this->shift);
$digit = $this->base64Decode( $encoded[$i] );
$vlq |= ( $digit & $this->mask ) << ( $i * $this->shift );
$i++;
} while($digit & $this->continuationBit);
} while ( $digit & $this->continuationBit );
return $this->fromVLQSigned($vlq);
return $this->fromVLQSigned( $vlq );
}
/**
* Right shift with zero fill.
*
* @param integer $a number to shift
* @param integer $b number of bits to shift
* @return integer
* @param int $a number to shift
* @param int $b number of bits to shift
* @return int
*/
public function zeroFill($a, $b){
return ($a >= 0) ? ($a >> $b) : ($a >> $b) & (PHP_INT_MAX >> ($b - 1));
public function zeroFill( $a, $b ) {
return ( $a >= 0 ) ? ( $a >> $b ) : ( $a >> $b ) & ( PHP_INT_MAX >> ( $b - 1 ) );
}
/**
* Encode single 6-bit digit as base64.
*
* @param integer $number
* @param int $number
* @return string
* @throws Exception If the number is invalid
*/
public function base64Encode($number){
if($number < 0 || $number > 63){
throw new Exception(sprintf('Invalid number "%s" given. Must be between 0 and 63.', $number));
public function base64Encode( $number ) {
if ( $number < 0 || $number > 63 ) {
throw new Exception( sprintf( 'Invalid number "%s" given. Must be between 0 and 63.', (string)$number ) );
}
return $this->intToCharMap[$number];
}
@ -174,12 +172,12 @@ class Less_SourceMap_Base64VLQ {
* Decode single 6-bit digit from base64
*
* @param string $char
* @return number
* @return int
* @throws Exception If the number is invalid
*/
public function base64Decode($char){
if(!array_key_exists($char, $this->charToIntMap)){
throw new Exception(sprintf('Invalid base 64 digit "%s" given.', $char));
public function base64Decode( $char ) {
if ( !array_key_exists( $char, $this->charToIntMap ) ) {
throw new Exception( sprintf( 'Invalid base 64 digit "%s" given.', $char ) );
}
return $this->charToIntMap[$char];
}

207
include/thirdparty/less.php/___1.7.0.13/SourceMap/Generator.php → include/thirdparty/less.php/____4.0.0/SourceMap/Generator.php vendored
View file

@ -1,24 +1,22 @@
<?php
/**
* Source map generator
*
* @package Less
* @subpackage Output
* @private
*/
class Less_SourceMap_Generator extends Less_Configurable {
/**
* What version of source map does the generator generate?
*/
const VERSION = 3;
private const VERSION = 3;
/**
* Array of default options
*
* @var array
*/
protected $defaultOptions = array(
protected $defaultOptions = [
// an optional source root, useful for relocating source files
// on a server or removing repeated values in the 'sources' entry.
// This value is prepended to the individual entries in the 'source' field.
@ -41,7 +39,7 @@ class Less_SourceMap_Generator extends Less_Configurable {
// base path for filename normalization
'sourceMapBasepath' => ''
);
];
/**
* The base64 VLQ encoder
@ -55,7 +53,7 @@ class Less_SourceMap_Generator extends Less_Configurable {
*
* @var array
*/
protected $mappings = array();
protected $mappings = [];
/**
* The root node
@ -69,31 +67,32 @@ class Less_SourceMap_Generator extends Less_Configurable {
*
* @var array
*/
protected $contentsMap = array();
protected $contentsMap = [];
/**
* File to content map
*
* @var array
*/
protected $sources = array();
protected $source_keys = array();
protected $sources = [];
protected $source_keys = [];
/**
* Constructor
*
* @param Less_Tree_Ruleset $root The root node
* @param array $contentsMap
* @param array $options Array of options
*/
public function __construct(Less_Tree_Ruleset $root, $contentsMap, $options = array()){
public function __construct( Less_Tree_Ruleset $root, $contentsMap, $options = [] ) {
$this->root = $root;
$this->contentsMap = $contentsMap;
$this->encoder = new Less_SourceMap_Base64VLQ();
$this->SetOptions($options);
$this->options['sourceMapRootpath'] = $this->fixWindowsPath($this->options['sourceMapRootpath'], true);
$this->options['sourceMapBasepath'] = $this->fixWindowsPath($this->options['sourceMapBasepath'], true);
$this->SetOptions( $options );
$this->options['sourceMapRootpath'] = $this->fixWindowsPath( $this->options['sourceMapRootpath'], true );
$this->options['sourceMapBasepath'] = $this->fixWindowsPath( $this->options['sourceMapBasepath'], true );
}
/**
@ -101,34 +100,33 @@ class Less_SourceMap_Generator extends Less_Configurable {
*
* @return string
*/
public function generateCSS(){
$output = new Less_Output_Mapped($this->contentsMap, $this);
public function generateCSS() {
$output = new Less_Output_Mapped( $this->contentsMap, $this );
// catch the output
$this->root->genCSS($output);
$this->root->genCSS( $output );
$sourceMapUrl = $this->getOption('sourceMapURL');
$sourceMapFilename = $this->getOption('sourceMapFilename');
$sourceMapUrl = $this->getOption( 'sourceMapURL' );
$sourceMapFilename = $this->getOption( 'sourceMapFilename' );
$sourceMapContent = $this->generateJson();
$sourceMapWriteTo = $this->getOption('sourceMapWriteTo');
$sourceMapWriteTo = $this->getOption( 'sourceMapWriteTo' );
if( !$sourceMapUrl && $sourceMapFilename ){
$sourceMapUrl = $this->normalizeFilename($sourceMapFilename);
if ( !$sourceMapUrl && $sourceMapFilename ) {
$sourceMapUrl = $this->normalizeFilename( $sourceMapFilename );
}
// write map to a file
if( $sourceMapWriteTo ){
$this->saveMap($sourceMapWriteTo, $sourceMapContent);
if ( $sourceMapWriteTo ) {
$this->saveMap( $sourceMapWriteTo, $sourceMapContent );
}
// inline the map
if( !$sourceMapUrl ){
$sourceMapUrl = sprintf('data:application/json,%s', Less_Functions::encodeURIComponent($sourceMapContent));
if ( !$sourceMapUrl ) {
$sourceMapUrl = sprintf( 'data:application/json,%s', Less_Functions::encodeURIComponent( $sourceMapContent ) );
}
if( $sourceMapUrl ){
$output->add( sprintf('/*# sourceMappingURL=%s */', $sourceMapUrl) );
if ( $sourceMapUrl ) {
$output->add( sprintf( '/*# sourceMappingURL=%s */', $sourceMapUrl ) );
}
return $output->toString();
@ -141,16 +139,16 @@ class Less_SourceMap_Generator extends Less_Configurable {
* @param string $content The content to write
* @throws Exception If the file could not be saved
*/
protected function saveMap($file, $content){
$dir = dirname($file);
protected function saveMap( $file, $content ) {
$dir = dirname( $file );
// directory does not exist
if( !is_dir($dir) ){
if ( !is_dir( $dir ) ) {
// FIXME: create the dir automatically?
throw new Exception(sprintf('The directory "%s" does not exist. Cannot save the source map.', $dir));
throw new Exception( sprintf( 'The directory "%s" does not exist. Cannot save the source map.', $dir ) );
}
// FIXME: proper saving, with dir write check!
if(file_put_contents($file, $content) === false){
throw new Exception(sprintf('Cannot save the source map to "%s"', $file));
if ( file_put_contents( $file, $content ) === false ) {
throw new Exception( sprintf( 'Cannot save the source map to "%s"', $file ) );
}
return true;
}
@ -161,21 +159,20 @@ class Less_SourceMap_Generator extends Less_Configurable {
* @param string $filename
* @return string
*/
protected function normalizeFilename($filename){
protected function normalizeFilename( $filename ) {
$filename = $this->fixWindowsPath( $filename );
$filename = $this->fixWindowsPath($filename);
$rootpath = $this->getOption('sourceMapRootpath');
$basePath = $this->getOption('sourceMapBasepath');
$rootpath = $this->getOption( 'sourceMapRootpath' );
$basePath = $this->getOption( 'sourceMapBasepath' );
// "Trim" the 'sourceMapBasepath' from the output filename.
if (is_string($basePath) && strpos($filename, $basePath) === 0) {
$filename = substr($filename, strlen($basePath));
if ( is_string( $basePath ) && strpos( $filename, $basePath ) === 0 ) {
$filename = substr( $filename, strlen( $basePath ) );
}
// Remove extra leading path separators.
if(strpos($filename, '\\') === 0 || strpos($filename, '/') === 0){
$filename = substr($filename, 1);
if ( strpos( $filename, '\\' ) === 0 || strpos( $filename, '/' ) === 0 ) {
$filename = substr( $filename, 1 );
}
return $rootpath . $filename;
@ -184,69 +181,62 @@ class Less_SourceMap_Generator extends Less_Configurable {
/**
* Adds a mapping
*
* @param integer $generatedLine The line number in generated file
* @param integer $generatedColumn The column number in generated file
* @param integer $originalLine The line number in original file
* @param integer $originalColumn The column number in original file
* @param string $sourceFile The original source file
* @param int $generatedLine The line number in generated file
* @param int $generatedColumn The column number in generated file
* @param int $originalLine The line number in original file
* @param int $originalColumn The column number in original file
* @param array $fileInfo The original source file
*/
public function addMapping($generatedLine, $generatedColumn, $originalLine, $originalColumn, $fileInfo ){
$this->mappings[] = array(
public function addMapping( $generatedLine, $generatedColumn, $originalLine, $originalColumn, $fileInfo ) {
$this->mappings[] = [
'generated_line' => $generatedLine,
'generated_column' => $generatedColumn,
'original_line' => $originalLine,
'original_column' => $originalColumn,
'source_file' => $fileInfo['currentUri']
);
];
$this->sources[$fileInfo['currentUri']] = $fileInfo['filename'];
}
/**
* Generates the JSON source map
*
* @return string
* @see https://docs.google.com/document/d/1U1RGAehQwRypUTovF1KRlpiOFze0b-_2gc6fAH0KY0k/edit#
*/
protected function generateJson(){
$sourceMap = array();
protected function generateJson() {
$sourceMap = [];
$mappings = $this->generateMappings();
// File version (always the first entry in the object) and must be a positive integer.
$sourceMap['version'] = self::VERSION;
// An optional name of the generated code that this source map is associated with.
$file = $this->getOption('sourceMapFilename');
if( $file ){
$file = $this->getOption( 'sourceMapFilename' );
if ( $file ) {
$sourceMap['file'] = $file;
}
// An optional source root, useful for relocating source files on a server or removing repeated values in the 'sources' entry. This value is prepended to the individual entries in the 'source' field.
$root = $this->getOption('sourceRoot');
if( $root ){
$root = $this->getOption( 'sourceRoot' );
if ( $root ) {
$sourceMap['sourceRoot'] = $root;
}
// A list of original sources used by the 'mappings' entry.
$sourceMap['sources'] = array();
foreach($this->sources as $source_uri => $source_filename){
$sourceMap['sources'][] = $this->normalizeFilename($source_filename);
$sourceMap['sources'] = [];
foreach ( $this->sources as $source_uri => $source_filename ) {
$sourceMap['sources'][] = $this->normalizeFilename( $source_filename );
}
// A list of symbol names used by the 'mappings' entry.
$sourceMap['names'] = array();
$sourceMap['names'] = [];
// A string with the encoded mapping data.
$sourceMap['mappings'] = $mappings;
if( $this->getOption('outputSourceFiles') ){
if ( $this->getOption( 'outputSourceFiles' ) ) {
// An optional list of source content, useful when the 'source' can't be hosted.
// The contents are listed in the same order as the sources above.
// 'null' may be used if some original sources should be retrieved by name.
@ -254,11 +244,11 @@ class Less_SourceMap_Generator extends Less_Configurable {
}
// less.js compat fixes
if( count($sourceMap['sources']) && empty($sourceMap['sourceRoot']) ){
unset($sourceMap['sourceRoot']);
if ( count( $sourceMap['sources'] ) && empty( $sourceMap['sourceRoot'] ) ) {
unset( $sourceMap['sourceRoot'] );
}
return json_encode($sourceMap);
return json_encode( $sourceMap );
}
/**
@ -266,13 +256,13 @@ class Less_SourceMap_Generator extends Less_Configurable {
*
* @return array|null
*/
protected function getSourcesContent(){
if(empty($this->sources)){
protected function getSourcesContent() {
if ( empty( $this->sources ) ) {
return;
}
$content = array();
foreach($this->sources as $sourceFile){
$content[] = file_get_contents($sourceFile);
$content = [];
foreach ( $this->sources as $sourceFile ) {
$content[] = file_get_contents( $sourceFile );
}
return $content;
}
@ -282,48 +272,46 @@ class Less_SourceMap_Generator extends Less_Configurable {
*
* @return string
*/
public function generateMappings(){
if( !count($this->mappings) ){
public function generateMappings() {
if ( !count( $this->mappings ) ) {
return '';
}
$this->source_keys = array_flip(array_keys($this->sources));
$this->source_keys = array_flip( array_keys( $this->sources ) );
// group mappings by generated line number.
$groupedMap = $groupedMapEncoded = array();
foreach($this->mappings as $m){
$groupedMap = $groupedMapEncoded = [];
foreach ( $this->mappings as $m ) {
$groupedMap[$m['generated_line']][] = $m;
}
ksort($groupedMap);
ksort( $groupedMap );
$lastGeneratedLine = $lastOriginalIndex = $lastOriginalLine = $lastOriginalColumn = 0;
foreach($groupedMap as $lineNumber => $line_map){
while(++$lastGeneratedLine < $lineNumber){
foreach ( $groupedMap as $lineNumber => $line_map ) {
while ( ++$lastGeneratedLine < $lineNumber ) {
$groupedMapEncoded[] = ';';
}
$lineMapEncoded = array();
$lineMapEncoded = [];
$lastGeneratedColumn = 0;
foreach($line_map as $m){
$mapEncoded = $this->encoder->encode($m['generated_column'] - $lastGeneratedColumn);
foreach ( $line_map as $m ) {
$mapEncoded = $this->encoder->encode( $m['generated_column'] - $lastGeneratedColumn );
$lastGeneratedColumn = $m['generated_column'];
// find the index
if( $m['source_file'] ){
$index = $this->findFileIndex($m['source_file']);
if( $index !== false ){
$mapEncoded .= $this->encoder->encode($index - $lastOriginalIndex);
if ( $m['source_file'] ) {
$index = $this->findFileIndex( $m['source_file'] );
if ( $index !== false ) {
$mapEncoded .= $this->encoder->encode( $index - $lastOriginalIndex );
$lastOriginalIndex = $index;
// lines are stored 0-based in SourceMap spec version 3
$mapEncoded .= $this->encoder->encode($m['original_line'] - 1 - $lastOriginalLine);
$mapEncoded .= $this->encoder->encode( $m['original_line'] - 1 - $lastOriginalLine );
$lastOriginalLine = $m['original_line'] - 1;
$mapEncoded .= $this->encoder->encode($m['original_column'] - $lastOriginalColumn);
$mapEncoded .= $this->encoder->encode( $m['original_column'] - $lastOriginalColumn );
$lastOriginalColumn = $m['original_column'];
}
}
@ -331,32 +319,33 @@ class Less_SourceMap_Generator extends Less_Configurable {
$lineMapEncoded[] = $mapEncoded;
}
$groupedMapEncoded[] = implode(',', $lineMapEncoded) . ';';
$groupedMapEncoded[] = implode( ',', $lineMapEncoded ) . ';';
}
return rtrim(implode($groupedMapEncoded), ';');
return rtrim( implode( $groupedMapEncoded ), ';' );
}
/**
* Finds the index for the filename
*
* @param string $filename
* @return integer|false
* @return int|false
*/
protected function findFileIndex($filename){
protected function findFileIndex( $filename ) {
return $this->source_keys[$filename];
}
/**
* fix windows paths
* @param string $path
* @return string
* @param string $path
* @param bool $addEndSlash
* @return string
*/
public function fixWindowsPath($path, $addEndSlash = false){
$slash = ($addEndSlash) ? '/' : '';
if( !empty($path) ){
$path = str_replace('\\', '/', $path);
$path = rtrim($path,'/') . $slash;
public function fixWindowsPath( $path, $addEndSlash = false ) {
$slash = ( $addEndSlash ) ? '/' : '';
if ( !empty( $path ) ) {
$path = str_replace( '\\', '/', $path );
$path = rtrim( $path, '/' ) . $slash;
}
return $path;

94
include/thirdparty/less.php/____4.0.0/Tree.php vendored Normal file
View file

@ -0,0 +1,94 @@
<?php
/**
* Tree
*
* TODO: Callers often use `property_exists(, 'value')` to distinguish
* tree nodes that are considerd value-holding. Refactor this to move
* the 'value' property that most subclasses implement to there, and use
* something else (special value, method, or intermediate class?) to
* signal whether a subclass is considered value-holding.
*/
class Less_Tree {
public $parensInOp = false;
public $extendOnEveryPath;
public $allExtends;
public function toCSS() {
$output = new Less_Output();
$this->genCSS( $output );
return $output->toString();
}
/**
* Generate CSS by adding it to the output object
*
* @param Less_Output $output The output
* @return void
*/
public function genCSS( $output ) {
}
public function compile( $env ) {
return $this;
}
/**
* @param Less_Output $output
* @param Less_Tree_Ruleset[] $rules
*/
public static function outputRuleset( $output, $rules ) {
$ruleCnt = count( $rules );
Less_Environment::$tabLevel++;
// Compressed
if ( Less_Parser::$options['compress'] ) {
$output->add( '{' );
for ( $i = 0; $i < $ruleCnt; $i++ ) {
$rules[$i]->genCSS( $output );
}
$output->add( '}' );
Less_Environment::$tabLevel--;
return;
}
// Non-compressed
$tabSetStr = "\n" . str_repeat( Less_Parser::$options['indentation'], Less_Environment::$tabLevel - 1 );
$tabRuleStr = $tabSetStr . Less_Parser::$options['indentation'];
$output->add( " {" );
for ( $i = 0; $i < $ruleCnt; $i++ ) {
$output->add( $tabRuleStr );
$rules[$i]->genCSS( $output );
}
Less_Environment::$tabLevel--;
$output->add( $tabSetStr . '}' );
}
public function accept( $visitor ) {
}
public static function ReferencedArray( $rules ) {
foreach ( $rules as $rule ) {
if ( method_exists( $rule, 'markReferenced' ) ) {
// @phan-suppress-next-line PhanUndeclaredMethod
$rule->markReferenced();
}
}
}
/**
* Requires php 5.3+
*/
public static function __set_state( $args ) {
$class = get_called_class();
$obj = new $class( null, null, null, null );
foreach ( $args as $key => $val ) {
$obj->$key = $val;
}
return $obj;
}
}

44
include/thirdparty/less.php/____4.0.0/Tree/Alpha.php vendored Normal file
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<?php
/**
* @private
*/
class Less_Tree_Alpha extends Less_Tree {
public $value;
public $type = 'Alpha';
public function __construct( $val ) {
$this->value = $val;
}
// function accept( $visitor ){
// $this->value = $visitor->visit( $this->value );
//}
public function compile( $env ) {
if ( is_object( $this->value ) ) {
$this->value = $this->value->compile( $env );
}
return $this;
}
/**
* @see Less_Tree::genCSS
*/
public function genCSS( $output ) {
$output->add( "alpha(opacity=" );
if ( is_string( $this->value ) ) {
$output->add( $this->value );
} else {
$this->value->genCSS( $output );
}
$output->add( ')' );
}
public function toCSS() {
return "alpha(opacity=" . ( is_string( $this->value ) ? $this->value : $this->value->toCSS() ) . ")";
}
}

54
include/thirdparty/less.php/____4.0.0/Tree/Anonymous.php vendored Normal file
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<?php
/**
* @private
*/
class Less_Tree_Anonymous extends Less_Tree {
public $value;
public $quote;
public $index;
public $mapLines;
public $currentFileInfo;
public $type = 'Anonymous';
/**
* @param int $index
* @param bool|null $mapLines
*/
public function __construct( $value, $index = null, $currentFileInfo = null, $mapLines = null ) {
$this->value = $value;
$this->index = $index;
$this->mapLines = $mapLines;
$this->currentFileInfo = $currentFileInfo;
}
public function compile( $env ) {
return new Less_Tree_Anonymous( $this->value, $this->index, $this->currentFileInfo, $this->mapLines );
}
public function compare( $x ) {
if ( !is_object( $x ) ) {
return -1;
}
$left = $this->toCSS();
$right = $x->toCSS();
if ( $left === $right ) {
return 0;
}
return $left < $right ? -1 : 1;
}
/**
* @see Less_Tree::genCSS
*/
public function genCSS( $output ) {
$output->add( $this->value, $this->currentFileInfo, $this->index, $this->mapLines );
}
public function toCSS() {
return $this->value;
}
}

26
include/thirdparty/less.php/___1.7.0.13/Tree/Assignment.php → include/thirdparty/less.php/____4.0.0/Tree/Assignment.php vendored
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@ -1,39 +1,35 @@
<?php
/**
* Assignment
*
* @package Less
* @subpackage tree
* @private
*/
class Less_Tree_Assignment extends Less_Tree{
class Less_Tree_Assignment extends Less_Tree {
public $key;
public $value;
public $type = 'Assignment';
public function __construct($key, $val) {
public function __construct( $key, $val ) {
$this->key = $key;
$this->value = $val;
}
public function accept( $visitor ){
public function accept( $visitor ) {
$this->value = $visitor->visitObj( $this->value );
}
public function compile($env) {
return new Less_Tree_Assignment( $this->key, $this->value->compile($env));
public function compile( $env ) {
return new Less_Tree_Assignment( $this->key, $this->value->compile( $env ) );
}
/**
* @see Less_Tree::genCSS
*/
public function genCSS( $output ){
/**
* @see Less_Tree::genCSS
*/
public function genCSS( $output ) {
$output->add( $this->key . '=' );
$this->value->genCSS( $output );
}
public function toCss(){
public function toCss() {
return $this->key . '=' . $this->value->toCSS();
}
}

49
include/thirdparty/less.php/____4.0.0/Tree/Attribute.php vendored Normal file
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<?php
/**
* @private
*/
class Less_Tree_Attribute extends Less_Tree {
public $key;
public $op;
public $value;
public $type = 'Attribute';
public function __construct( $key, $op, $value ) {
$this->key = $key;
$this->op = $op;
$this->value = $value;
}
public function compile( $env ) {
$key_obj = is_object( $this->key );
$val_obj = is_object( $this->value );
if ( !$key_obj && !$val_obj ) {
return $this;
}
return new Less_Tree_Attribute(
$key_obj ? $this->key->compile( $env ) : $this->key,
$this->op,
$val_obj ? $this->value->compile( $env ) : $this->value );
}
/**
* @see Less_Tree::genCSS
*/
public function genCSS( $output ) {
$output->add( $this->toCSS() );
}
public function toCSS() {
$value = $this->key;
if ( $this->op ) {
$value .= $this->op;
$value .= ( is_object( $this->value ) ? $this->value->toCSS() : $this->value );
}
return '[' . $value . ']';
}
}

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include/thirdparty/less.php/____4.0.0/Tree/Call.php vendored Normal file
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<?php
/**
* @private
* @see less.tree.Call in less.js 3.0.0 https://github.com/less/less.js/blob/v3.0.0/dist/less.js#L6336
*/
class Less_Tree_Call extends Less_Tree {
public $value;
public $name;
public $args;
/** @var bool */
public $mathOn;
public $index;
public $currentFileInfo;
public $type = 'Call';
public function __construct( $name, $args, $index, $currentFileInfo = null ) {
$this->name = $name;
$this->args = $args;
$this->mathOn = ( $name !== 'calc' );
$this->index = $index;
$this->currentFileInfo = $currentFileInfo;
}
public function accept( $visitor ) {
$this->args = $visitor->visitArray( $this->args );
}
//
// When evaluating a function call,
// we either find the function in Less_Functions,
// in which case we call it, passing the evaluated arguments,
// or we simply print it out as it literal CSS.
//
// The reason why we compile the arguments, is in the case one
// of them is a LESS variable that only PHP knows the value of,
// like: `saturate(@mycolor)`.
// The function should receive the value, not the variable.
//
public function compile( $env = null ) {
// Turn off math for calc(). https://phabricator.wikimedia.org/T331688
$currentMathContext = Less_Environment::$mathOn;
Less_Environment::$mathOn = $this->mathOn;
$args = [];
foreach ( $this->args as $a ) {
$args[] = $a->compile( $env );
}
Less_Environment::$mathOn = $currentMathContext;
$nameLC = strtolower( $this->name );
switch ( $nameLC ) {
case '%':
$nameLC = '_percent';
break;
case 'get-unit':
$nameLC = 'getunit';
break;
case 'data-uri':
$nameLC = 'datauri';
break;
case 'svg-gradient':
$nameLC = 'svggradient';
break;
}
$result = null;
if ( $nameLC === 'default' ) {
$result = Less_Tree_DefaultFunc::compile();
} else {
$func = null;
if ( method_exists( 'Less_Functions', $nameLC ) ) {
$functions = new Less_Functions( $env, $this->currentFileInfo );
$func = [ $functions, $nameLC ];
} elseif ( isset( $env->functions[$nameLC] ) && is_callable( $env->functions[$nameLC] ) ) {
$func = $env->functions[$nameLC];
}
// If the function name isn't known to LESS, output it unchanged as CSS.
if ( $func ) {
try {
$result = call_user_func_array( $func, $args );
} catch ( Exception $e ) {
// Preserve original trace, especially from custom functions.
// https://github.com/wikimedia/less.php/issues/38
throw new Less_Exception_Compiler(
'error evaluating function `' . $this->name . '` ' . $e->getMessage()
. ' index: ' . $this->index,
$e
);
}
}
}
if ( $result !== null ) {
return $result;
}
return new Less_Tree_Call( $this->name, $args, $this->index, $this->currentFileInfo );
}
/**
* @see Less_Tree::genCSS
*/
public function genCSS( $output ) {
$output->add( $this->name . '(', $this->currentFileInfo, $this->index );
$args_len = count( $this->args );
for ( $i = 0; $i < $args_len; $i++ ) {
$this->args[$i]->genCSS( $output );
if ( $i + 1 < $args_len ) {
$output->add( ', ' );
}
}
$output->add( ')' );
}
// public function toCSS(){
// return $this->compile()->toCSS();
//}
}

229
include/thirdparty/less.php/____4.0.0/Tree/Color.php vendored Normal file
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<?php
/**
* @private
*/
class Less_Tree_Color extends Less_Tree {
public $rgb;
public $alpha;
public $isTransparentKeyword;
public $type = 'Color';
public function __construct( $rgb, $a = 1, $isTransparentKeyword = null ) {
if ( $isTransparentKeyword ) {
$this->rgb = $rgb;
$this->alpha = $a;
$this->isTransparentKeyword = true;
return;
}
$this->rgb = [];
if ( is_array( $rgb ) ) {
$this->rgb = $rgb;
} elseif ( strlen( $rgb ) == 6 ) {
foreach ( str_split( $rgb, 2 ) as $c ) {
$this->rgb[] = hexdec( $c );
}
} else {
foreach ( str_split( $rgb, 1 ) as $c ) {
$this->rgb[] = hexdec( $c . $c );
}
}
$this->alpha = is_numeric( $a ) ? $a : 1;
}
public function luma() {
$r = $this->rgb[0] / 255;
$g = $this->rgb[1] / 255;
$b = $this->rgb[2] / 255;
$r = ( $r <= 0.03928 ) ? $r / 12.92 : pow( ( ( $r + 0.055 ) / 1.055 ), 2.4 );
$g = ( $g <= 0.03928 ) ? $g / 12.92 : pow( ( ( $g + 0.055 ) / 1.055 ), 2.4 );
$b = ( $b <= 0.03928 ) ? $b / 12.92 : pow( ( ( $b + 0.055 ) / 1.055 ), 2.4 );
return 0.2126 * $r + 0.7152 * $g + 0.0722 * $b;
}
/**
* @see Less_Tree::genCSS
*/
public function genCSS( $output ) {
$output->add( $this->toCSS() );
}
public function toCSS( $doNotCompress = false ) {
$compress = Less_Parser::$options['compress'] && !$doNotCompress;
$alpha = Less_Functions::fround( $this->alpha );
//
// If we have some transparency, the only way to represent it
// is via `rgba`. Otherwise, we use the hex representation,
// which has better compatibility with older browsers.
// Values are capped between `0` and `255`, rounded and zero-padded.
//
if ( $alpha < 1 ) {
if ( ( $alpha === 0 || $alpha === 0.0 ) && isset( $this->isTransparentKeyword ) && $this->isTransparentKeyword ) {
return 'transparent';
}
$values = [];
foreach ( $this->rgb as $c ) {
$values[] = Less_Functions::clamp( round( $c ), 255 );
}
$values[] = $alpha;
$glue = ( $compress ? ',' : ', ' );
return "rgba(" . implode( $glue, $values ) . ")";
} else {
$color = $this->toRGB();
if ( $compress ) {
// Convert color to short format
if ( $color[1] === $color[2] && $color[3] === $color[4] && $color[5] === $color[6] ) {
$color = '#' . $color[1] . $color[3] . $color[5];
}
}
return $color;
}
}
//
// Operations have to be done per-channel, if not,
// channels will spill onto each other. Once we have
// our result, in the form of an integer triplet,
// we create a new Color node to hold the result.
//
/**
* @param string $op
* @param Less_Tree_Color $other
*/
public function operate( $op, $other ) {
$rgb = [];
$alpha = $this->alpha * ( 1 - $other->alpha ) + $other->alpha;
for ( $c = 0; $c < 3; $c++ ) {
$rgb[$c] = Less_Functions::operate( $op, $this->rgb[$c], $other->rgb[$c] );
}
return new Less_Tree_Color( $rgb, $alpha );
}
public function toRGB() {
return $this->toHex( $this->rgb );
}
public function toHSL() {
$r = $this->rgb[0] / 255;
$g = $this->rgb[1] / 255;
$b = $this->rgb[2] / 255;
$a = $this->alpha;
$max = max( $r, $g, $b );
$min = min( $r, $g, $b );
$l = ( $max + $min ) / 2;
$d = $max - $min;
$h = $s = 0;
if ( $max !== $min ) {
$s = $l > 0.5 ? $d / ( 2 - $max - $min ) : $d / ( $max + $min );
switch ( $max ) {
case $r:
$h = ( $g - $b ) / $d + ( $g < $b ? 6 : 0 );
break;
case $g:
$h = ( $b - $r ) / $d + 2;
break;
case $b:
$h = ( $r - $g ) / $d + 4;
break;
}
$h /= 6;
}
return [ 'h' => $h * 360, 's' => $s, 'l' => $l, 'a' => $a ];
}
// Adapted from http://mjijackson.com/2008/02/rgb-to-hsl-and-rgb-to-hsv-color-model-conversion-algorithms-in-javascript
public function toHSV() {
$r = $this->rgb[0] / 255;
$g = $this->rgb[1] / 255;
$b = $this->rgb[2] / 255;
$a = $this->alpha;
$max = max( $r, $g, $b );
$min = min( $r, $g, $b );
$v = $max;
$d = $max - $min;
if ( $max === 0 ) {
$s = 0;
} else {
$s = $d / $max;
}
$h = 0;
if ( $max !== $min ) {
switch ( $max ) {
case $r:
$h = ( $g - $b ) / $d + ( $g < $b ? 6 : 0 );
break;
case $g:
$h = ( $b - $r ) / $d + 2;
break;
case $b:
$h = ( $r - $g ) / $d + 4;
break;
}
$h /= 6;
}
return [ 'h' => $h * 360, 's' => $s, 'v' => $v, 'a' => $a ];
}
public function toARGB() {
$argb = array_merge( (array)Less_Parser::round( $this->alpha * 255 ), $this->rgb );
return $this->toHex( $argb );
}
public function compare( $x ) {
if ( !property_exists( $x, 'rgb' ) ) {
return -1;
}
return ( $x->rgb[0] === $this->rgb[0] &&
$x->rgb[1] === $this->rgb[1] &&
$x->rgb[2] === $this->rgb[2] &&
$x->alpha === $this->alpha ) ? 0 : -1;
}
public function toHex( $v ) {
$ret = '#';
foreach ( $v as $c ) {
$c = Less_Functions::clamp( Less_Parser::round( $c ), 255 );
if ( $c < 16 ) {
$ret .= '0';
}
$ret .= dechex( $c );
}
return $ret;
}
/**
* @param string $keyword
*/
public static function fromKeyword( $keyword ) {
$keyword = strtolower( $keyword );
if ( Less_Colors::hasOwnProperty( $keyword ) ) {
// detect named color
return new Less_Tree_Color( substr( Less_Colors::color( $keyword ), 1 ) );
}
if ( $keyword === 'transparent' ) {
return new Less_Tree_Color( [ 0, 0, 0 ], 0, true );
}
}
}

43
include/thirdparty/less.php/____4.0.0/Tree/Comment.php vendored Normal file
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<?php
/**
* @private
*/
class Less_Tree_Comment extends Less_Tree {
public $value;
public $silent;
public $isReferenced;
public $currentFileInfo;
public $type = 'Comment';
public function __construct( $value, $silent, $index = null, $currentFileInfo = null ) {
$this->value = $value;
$this->silent = (bool)$silent;
$this->currentFileInfo = $currentFileInfo;
}
/**
* @see Less_Tree::genCSS
*/
public function genCSS( $output ) {
// if( $this->debugInfo ){
//$output->add( tree.debugInfo($env, $this), $this->currentFileInfo, $this->index);
//}
$output->add( trim( $this->value ) );// TODO shouldn't need to trim, we shouldn't grab the \n
}
public function toCSS() {
return Less_Parser::$options['compress'] ? '' : $this->value;
}
public function isSilent() {
$isReference = ( $this->currentFileInfo && isset( $this->currentFileInfo['reference'] ) && ( !isset( $this->isReferenced ) || !$this->isReferenced ) );
$isCompressed = Less_Parser::$options['compress'] && !preg_match( '/^\/\*!/', $this->value );
return $this->silent || $isReference || $isCompressed;
}
public function markReferenced() {
$this->isReferenced = true;
}
}

68
include/thirdparty/less.php/____4.0.0/Tree/Condition.php vendored Normal file
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<?php
/**
* @private
*/
class Less_Tree_Condition extends Less_Tree {
public $op;
public $lvalue;
public $rvalue;
public $index;
public $negate;
public $type = 'Condition';
public function __construct( $op, $l, $r, $i = 0, $negate = false ) {
$this->op = trim( $op );
$this->lvalue = $l;
$this->rvalue = $r;
$this->index = $i;
$this->negate = $negate;
}
public function accept( $visitor ) {
$this->lvalue = $visitor->visitObj( $this->lvalue );
$this->rvalue = $visitor->visitObj( $this->rvalue );
}
public function compile( $env ) {
$a = $this->lvalue->compile( $env );
$b = $this->rvalue->compile( $env );
switch ( $this->op ) {
case 'and':
$result = $a && $b;
break;
case 'or':
$result = $a || $b;
break;
default:
if ( Less_Parser::is_method( $a, 'compare' ) ) {
$result = $a->compare( $b );
} elseif ( Less_Parser::is_method( $b, 'compare' ) ) {
$result = $b->compare( $a );
} else {
throw new Less_Exception_Compiler( 'Unable to perform comparison', null, $this->index );
}
switch ( $result ) {
case -1:
$result = $this->op === '<' || $this->op === '=<' || $this->op === '<=';
break;
case 0:
$result = $this->op === '=' || $this->op === '>=' || $this->op === '=<' || $this->op === '<=';
break;
case 1:
$result = $this->op === '>' || $this->op === '>=';
break;
}
break;
}
return $this->negate ? !$result : $result;
}
}

30
include/thirdparty/less.php/____4.0.0/Tree/DefaultFunc.php vendored Normal file
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<?php
/**
* @private
*/
class Less_Tree_DefaultFunc {
static $error_;
static $value_;
public static function compile() {
if ( self::$error_ ) {
throw new Exception( self::$error_ );
}
if ( self::$value_ !== null ) {
return self::$value_ ? new Less_Tree_Keyword( 'true' ) : new Less_Tree_Keyword( 'false' );
}
}
public static function value( $v ) {
self::$value_ = $v;
}
public static function error( $e ) {
self::$error_ = $e;
}
public static function reset() {
self::$value_ = self::$error_ = null;
}
}

35
include/thirdparty/less.php/____4.0.0/Tree/DetachedRuleset.php vendored Normal file
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<?php
/**
* @private
*/
class Less_Tree_DetachedRuleset extends Less_Tree {
public $ruleset;
public $frames;
public $type = 'DetachedRuleset';
public function __construct( $ruleset, $frames = null ) {
$this->ruleset = $ruleset;
$this->frames = $frames;
}
public function accept( $visitor ) {
$this->ruleset = $visitor->visitObj( $this->ruleset );
}
public function compile( $env ) {
if ( $this->frames ) {
$frames = $this->frames;
} else {
$frames = $env->frames;
}
return new Less_Tree_DetachedRuleset( $this->ruleset, $frames );
}
public function callEval( $env ) {
if ( $this->frames ) {
return $this->ruleset->compile( $env->copyEvalEnv( array_merge( $this->frames, $env->frames ) ) );
}
return $this->ruleset->compile( $env );
}
}

191
include/thirdparty/less.php/____4.0.0/Tree/Dimension.php vendored Normal file
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<?php
/**
* @private
*/
class Less_Tree_Dimension extends Less_Tree {
public $value;
public $unit;
public $type = 'Dimension';
public function __construct( $value, $unit = null ) {
$this->value = floatval( $value );
if ( $unit && ( $unit instanceof Less_Tree_Unit ) ) {
$this->unit = $unit;
} elseif ( $unit ) {
$this->unit = new Less_Tree_Unit( [ $unit ] );
} else {
$this->unit = new Less_Tree_Unit();
}
}
public function accept( $visitor ) {
$this->unit = $visitor->visitObj( $this->unit );
}
public function toColor() {
return new Less_Tree_Color( [ $this->value, $this->value, $this->value ] );
}
/**
* @see Less_Tree::genCSS
*/
public function genCSS( $output ) {
if ( Less_Parser::$options['strictUnits'] && !$this->unit->isSingular() ) {
throw new Less_Exception_Compiler( "Multiple units in dimension. Correct the units or use the unit function. Bad unit: " . $this->unit->toString() );
}
$value = Less_Functions::fround( $this->value );
$strValue = (string)$value;
if ( $value !== 0 && $value < 0.000001 && $value > -0.000001 ) {
// would be output 1e-6 etc.
$strValue = number_format( (float)$strValue, 10 );
$strValue = preg_replace( '/\.?0+$/', '', $strValue );
}
if ( Less_Parser::$options['compress'] ) {
// Zero values doesn't need a unit
if ( $value === 0 && $this->unit->isLength() ) {
$output->add( $strValue );
return;
}
// Float values doesn't need a leading zero
if ( $value > 0 && $value < 1 && $strValue[0] === '0' ) {
$strValue = substr( $strValue, 1 );
}
}
$output->add( $strValue );
$this->unit->genCSS( $output );
}
public function __toString() {
return $this->toCSS();
}
// In an operation between two Dimensions,
// we default to the first Dimension's unit,
// so `1px + 2em` will yield `3px`.
/**
* @param string $op
* @param Less_Tree_Dimension $other
*/
public function operate( $op, $other ) {
$value = Less_Functions::operate( $op, $this->value, $other->value );
$unit = clone $this->unit;
if ( $op === '+' || $op === '-' ) {
if ( !$unit->numerator && !$unit->denominator ) {
$unit->numerator = $other->unit->numerator;
$unit->denominator = $other->unit->denominator;
} elseif ( !$other->unit->numerator && !$other->unit->denominator ) {
// do nothing
} else {
$other = $other->convertTo( $this->unit->usedUnits() );
if ( Less_Parser::$options['strictUnits'] && $other->unit->toString() !== $unit->toCSS() ) {
throw new Less_Exception_Compiler( "Incompatible units. Change the units or use the unit function. Bad units: '" . $unit->toString() . "' and " . $other->unit->toString() . "'." );
}
$value = Less_Functions::operate( $op, $this->value, $other->value );
}
} elseif ( $op === '*' ) {
$unit->numerator = array_merge( $unit->numerator, $other->unit->numerator );
$unit->denominator = array_merge( $unit->denominator, $other->unit->denominator );
sort( $unit->numerator );
sort( $unit->denominator );
$unit->cancel();
} elseif ( $op === '/' ) {
$unit->numerator = array_merge( $unit->numerator, $other->unit->denominator );
$unit->denominator = array_merge( $unit->denominator, $other->unit->numerator );
sort( $unit->numerator );
sort( $unit->denominator );
$unit->cancel();
}
return new Less_Tree_Dimension( $value, $unit );
}
public function compare( $other ) {
if ( $other instanceof Less_Tree_Dimension ) {
if ( $this->unit->isEmpty() || $other->unit->isEmpty() ) {
$a = $this;
$b = $other;
} else {
$a = $this->unify();
$b = $other->unify();
if ( $a->unit->compare( $b->unit ) !== 0 ) {
return -1;
}
}
$aValue = $a->value;
$bValue = $b->value;
if ( $bValue > $aValue ) {
return -1;
} elseif ( $bValue < $aValue ) {
return 1;
} else {
return 0;
}
} else {
return -1;
}
}
public function unify() {
return $this->convertTo( [ 'length' => 'px', 'duration' => 's', 'angle' => 'rad' ] );
}
public function convertTo( $conversions ) {
$value = $this->value;
$unit = clone $this->unit;
if ( is_string( $conversions ) ) {
$derivedConversions = [];
foreach ( Less_Tree_UnitConversions::$groups as $i ) {
if ( isset( Less_Tree_UnitConversions::${$i}[$conversions] ) ) {
$derivedConversions = [ $i => $conversions ];
}
}
$conversions = $derivedConversions;
}
foreach ( $conversions as $groupName => $targetUnit ) {
$group = Less_Tree_UnitConversions::${$groupName};
// numerator
foreach ( $unit->numerator as $i => $atomicUnit ) {
$atomicUnit = $unit->numerator[$i];
if ( !isset( $group[$atomicUnit] ) ) {
continue;
}
$value = $value * ( $group[$atomicUnit] / $group[$targetUnit] );
$unit->numerator[$i] = $targetUnit;
}
// denominator
foreach ( $unit->denominator as $i => $atomicUnit ) {
$atomicUnit = $unit->denominator[$i];
if ( !isset( $group[$atomicUnit] ) ) {
continue;
}
$value = $value / ( $group[$atomicUnit] / $group[$targetUnit] );
$unit->denominator[$i] = $targetUnit;
}
}
$unit->cancel();
return new Less_Tree_Dimension( $value, $unit );
}
}

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<?php
/**
* @private
*/
class Less_Tree_Directive extends Less_Tree {
public $name;
public $value;
public $rules;
public $index;
public $isReferenced;
public $currentFileInfo;
public $debugInfo;
public $type = 'Directive';
public function __construct( $name, $value = null, $rules = null, $index = null, $currentFileInfo = null, $debugInfo = null ) {
$this->name = $name;
$this->value = $value;
if ( $rules ) {
$this->rules = $rules;
$this->rules->allowImports = true;
}
$this->index = $index;
$this->currentFileInfo = $currentFileInfo;
$this->debugInfo = $debugInfo;
}
public function accept( $visitor ) {
if ( $this->rules ) {
$this->rules = $visitor->visitObj( $this->rules );
}
if ( $this->value ) {
$this->value = $visitor->visitObj( $this->value );
}
}
/**
* @see Less_Tree::genCSS
*/
public function genCSS( $output ) {
$value = $this->value;
$rules = $this->rules;
$output->add( $this->name, $this->currentFileInfo, $this->index );
if ( $this->value ) {
$output->add( ' ' );
$this->value->genCSS( $output );
}
if ( $this->rules ) {
Less_Tree::outputRuleset( $output, [ $this->rules ] );
} else {
$output->add( ';' );
}
}
public function compile( $env ) {
$value = $this->value;
$rules = $this->rules;
if ( $value ) {
$value = $value->compile( $env );
}
if ( $rules ) {
$rules = $rules->compile( $env );
$rules->root = true;
}
return new Less_Tree_Directive( $this->name, $value, $rules, $this->index, $this->currentFileInfo, $this->debugInfo );
}
public function variable( $name ) {
if ( $this->rules ) {
return $this->rules->variable( $name );
}
}
public function find( $selector ) {
if ( $this->rules ) {
return $this->rules->find( $selector, $this );
}
}
// rulesets: function () { if (this.rules) return tree.Ruleset.prototype.rulesets.apply(this.rules); },
public function markReferenced() {
$this->isReferenced = true;
if ( $this->rules ) {
Less_Tree::ReferencedArray( $this->rules->rules );
}
}
}

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<?php
/**
* @private
*/
class Less_Tree_Element extends Less_Tree {
/** @var string */
public $combinator;
/** @var bool Whether combinator is null (represented by empty string) or child (single space) */
public $combinatorIsEmptyOrWhitespace;
/** @var string|Less_Tree */
public $value;
public $index;
public $currentFileInfo;
public $type = 'Element';
public $value_is_object = false;
/**
* @param null|string $combinator
* @param string|Less_Tree $value
* @param int|null $index
* @param array|null $currentFileInfo
*/
public function __construct( $combinator, $value, $index = null, $currentFileInfo = null ) {
$this->value = $value;
$this->value_is_object = is_object( $value );
// see less-2.5.3.js#Combinator
$this->combinator = $combinator ?? '';
$this->combinatorIsEmptyOrWhitespace = ( $combinator === null || trim( $combinator ) === '' );
$this->index = $index;
$this->currentFileInfo = $currentFileInfo;
}
public function accept( $visitor ) {
if ( $this->value_is_object ) { // object or string
$this->value = $visitor->visitObj( $this->value );
}
}
public function compile( $env ) {
return new Less_Tree_Element(
$this->combinator,
( $this->value_is_object ? $this->value->compile( $env ) : $this->value ),
$this->index,
$this->currentFileInfo
);
}
/**
* @see Less_Tree::genCSS
*/
public function genCSS( $output ) {
$output->add( $this->toCSS(), $this->currentFileInfo, $this->index );
}
public function toCSS() {
if ( $this->value_is_object ) {
$value = $this->value->toCSS();
} else {
$value = $this->value;
}
if ( $value === '' && $this->combinator && $this->combinator === '&' ) {
return '';
}
return Less_Environment::$_outputMap[$this->combinator] . $value;
}
}

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<?php
/**
* @private
*/
class Less_Tree_Expression extends Less_Tree {
/** @var array */
public $value = [];
public $parens = false;
public $type = 'Expression';
public function __construct( $value, $parens = null ) {
$this->value = $value;
$this->parens = $parens;
}
public function accept( $visitor ) {
$this->value = $visitor->visitArray( $this->value );
}
public function compile( $env ) {
$doubleParen = false;
if ( $this->parens && !$this->parensInOp ) {
Less_Environment::$parensStack++;
}
$returnValue = null;
if ( $this->value ) {
$count = count( $this->value );
if ( $count > 1 ) {
$ret = [];
foreach ( $this->value as $e ) {
$ret[] = $e->compile( $env );
}
$returnValue = new Less_Tree_Expression( $ret );
} else {
if ( ( $this->value[0] instanceof Less_Tree_Expression ) && $this->value[0]->parens && !$this->value[0]->parensInOp ) {
$doubleParen = true;
}
$returnValue = $this->value[0]->compile( $env );
}
} else {
$returnValue = $this;
}
if ( $this->parens ) {
if ( !$this->parensInOp ) {
Less_Environment::$parensStack--;
} elseif ( !Less_Environment::isMathOn() && !$doubleParen ) {
$returnValue = new Less_Tree_Paren( $returnValue );
}
}
return $returnValue;
}
/**
* @see Less_Tree::genCSS
*/
public function genCSS( $output ) {
$val_len = count( $this->value );
for ( $i = 0; $i < $val_len; $i++ ) {
$this->value[$i]->genCSS( $output );
if ( $i + 1 < $val_len ) {
$output->add( ' ' );
}
}
}
public function throwAwayComments() {
if ( is_array( $this->value ) ) {
$new_value = [];
foreach ( $this->value as $v ) {
if ( $v instanceof Less_Tree_Comment ) {
continue;
}
$new_value[] = $v;
}
$this->value = $new_value;
}
}
}

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<?php
/**
* @private
*/
class Less_Tree_Extend extends Less_Tree {
public $selector;
public $option;
public $index;
public $selfSelectors = [];
public $allowBefore;
public $allowAfter;
public $firstExtendOnThisSelectorPath;
public $type = 'Extend';
public $ruleset;
public $object_id;
public $parent_ids = [];
/**
* @param int $index
*/
public function __construct( $selector, $option, $index ) {
static $i = 0;
$this->selector = $selector;
$this->option = $option;
$this->index = $index;
switch ( $option ) {
case "all":
$this->allowBefore = true;
$this->allowAfter = true;
break;
default:
$this->allowBefore = false;
$this->allowAfter = false;
break;
}
// This must use a string (instead of int) so that array_merge()
// preserves keys on arrays that use IDs in their keys.
$this->object_id = 'id_' . $i++;
$this->parent_ids = [
$this->object_id => true
];
}
public function accept( $visitor ) {
$this->selector = $visitor->visitObj( $this->selector );
}
public function compile( $env ) {
Less_Parser::$has_extends = true;
$this->selector = $this->selector->compile( $env );
return $this;
// return new Less_Tree_Extend( $this->selector->compile($env), $this->option, $this->index);
}
public function clone() {
return new Less_Tree_Extend( $this->selector, $this->option, $this->index );
}
public function findSelfSelectors( $selectors ) {
$selfElements = [];
for ( $i = 0, $selectors_len = count( $selectors ); $i < $selectors_len; $i++ ) {
$selectorElements = $selectors[$i]->elements;
// duplicate the logic in genCSS function inside the selector node.
// future TODO - move both logics into the selector joiner visitor
if ( $i && $selectorElements && $selectorElements[0]->combinator === "" ) {
$selectorElements[0]->combinator = ' ';
}
$selfElements = array_merge( $selfElements, $selectors[$i]->elements );
}
$this->selfSelectors = [ new Less_Tree_Selector( $selfElements ) ];
}
}

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<?php
/**
* CSS `@import` node
*
* The general strategy here is that we don't want to wait
* for the parsing to be completed, before we start importing
* the file. That's because in the context of a browser,
* most of the time will be spent waiting for the server to respond.
*
* On creation, we push the import path to our import queue, though
* `import,push`, we also pass it a callback, which it'll call once
* the file has been fetched, and parsed.
*
* @private
*/
class Less_Tree_Import extends Less_Tree {
public $options;
public $index;
public $path;
public $features;
public $currentFileInfo;
public $css;
public $skip;
public $root;
public $type = 'Import';
public function __construct( $path, $features, $options, $index, $currentFileInfo = null ) {
$this->options = $options;
$this->index = $index;
$this->path = $path;
$this->features = $features;
$this->currentFileInfo = $currentFileInfo;
if ( is_array( $options ) ) {
$this->options += [ 'inline' => false ];
if ( isset( $this->options['less'] ) || $this->options['inline'] ) {
$this->css = !isset( $this->options['less'] ) || !$this->options['less'] || $this->options['inline'];
} else {
$pathValue = $this->getPath();
// Leave any ".css" file imports as literals for the browser.
// Also leave any remote HTTP resources as literals regardless of whether
// they contain ".css" in their filename.
if ( $pathValue && preg_match( '/^(https?:)?\/\/|\.css$/i', $pathValue ) ) {
$this->css = true;
}
}
}
}
//
// The actual import node doesn't return anything, when converted to CSS.
// The reason is that it's used at the evaluation stage, so that the rules
// it imports can be treated like any other rules.
//
// In `eval`, we make sure all Import nodes get evaluated, recursively, so
// we end up with a flat structure, which can easily be imported in the parent
// ruleset.
//
public function accept( $visitor ) {
if ( $this->features ) {
$this->features = $visitor->visitObj( $this->features );
}
$this->path = $visitor->visitObj( $this->path );
if ( !$this->options['inline'] && $this->root ) {
$this->root = $visitor->visit( $this->root );
}
}
/**
* @see Less_Tree::genCSS
*/
public function genCSS( $output ) {
if ( $this->css ) {
$output->add( '@import ', $this->currentFileInfo, $this->index );
$this->path->genCSS( $output );
if ( $this->features ) {
$output->add( ' ' );
$this->features->genCSS( $output );
}
$output->add( ';' );
}
}
public function toCSS() {
$features = $this->features ? ' ' . $this->features->toCSS() : '';
if ( $this->css ) {
return "@import " . $this->path->toCSS() . $features . ";\n";
} else {
return "";
}
}
/**
* @return string|null
*/
public function getPath() {
if ( $this->path instanceof Less_Tree_Quoted ) {
$path = $this->path->value;
$path = ( isset( $this->css ) || preg_match( '/(\.[a-z]*$)|([\?;].*)$/', $path ) ) ? $path : $path . '.less';
// During the first pass, Less_Tree_URL may contain a Less_Tree_Variable (not yet expanded),
// and thus has no value property defined yet. Return null until we reach the next phase.
// https://github.com/wikimedia/less.php/issues/29
} elseif ( $this->path instanceof Less_Tree_URL && !( $this->path->value instanceof Less_Tree_Variable ) ) {
$path = $this->path->value->value;
} else {
return null;
}
// remove query string and fragment
return preg_replace( '/[\?#][^\?]*$/', '', $path );
}
public function compileForImport( $env ) {
return new Less_Tree_Import( $this->path->compile( $env ), $this->features, $this->options, $this->index, $this->currentFileInfo );
}
public function compilePath( $env ) {
$path = $this->path->compile( $env );
$rootpath = '';
if ( $this->currentFileInfo && $this->currentFileInfo['rootpath'] ) {
$rootpath = $this->currentFileInfo['rootpath'];
}
if ( !( $path instanceof Less_Tree_URL ) ) {
if ( $rootpath ) {
$pathValue = $path->value;
// Add the base path if the import is relative
if ( $pathValue && Less_Environment::isPathRelative( $pathValue ) ) {
$path->value = $this->currentFileInfo['uri_root'] . $pathValue;
}
}
$path->value = Less_Environment::normalizePath( $path->value );
}
return $path;
}
public function compile( $env ) {
$evald = $this->compileForImport( $env );
// get path & uri
$path_and_uri = null;
if ( is_callable( Less_Parser::$options['import_callback'] ) ) {
$path_and_uri = call_user_func( Less_Parser::$options['import_callback'], $evald );
}
if ( !$path_and_uri ) {
$path_and_uri = $evald->PathAndUri();
}
if ( $path_and_uri ) {
list( $full_path, $uri ) = $path_and_uri;
} else {
$full_path = $uri = $evald->getPath();
}
// import once
if ( $evald->skip( $full_path, $env ) ) {
return [];
}
'@phan-var string $full_path';
if ( $this->options['inline'] ) {
// todo needs to reference css file not import
//$contents = new Less_Tree_Anonymous($this->root, 0, array('filename'=>$this->importedFilename), true );
Less_Parser::AddParsedFile( $full_path );
$contents = new Less_Tree_Anonymous( file_get_contents( $full_path ), 0, [], true );
if ( $this->features ) {
return new Less_Tree_Media( [ $contents ], $this->features->value );
}
return [ $contents ];
}
// optional (need to be before "CSS" to support optional CSS imports. CSS should be checked only if empty($this->currentFileInfo))
if ( isset( $this->options['optional'] ) && $this->options['optional'] && !file_exists( $full_path ) && ( !$evald->css || !empty( $this->currentFileInfo ) ) ) {
return [];
}
// css ?
if ( $evald->css ) {
$features = ( $evald->features ? $evald->features->compile( $env ) : null );
return new Less_Tree_Import( $this->compilePath( $env ), $features, $this->options, $this->index );
}
return $this->ParseImport( $full_path, $uri, $env );
}
/**
* Using the import directories, get the full absolute path and uri of the import
*/
public function PathAndUri() {
$evald_path = $this->getPath();
if ( $evald_path ) {
$import_dirs = [];
if ( Less_Environment::isPathRelative( $evald_path ) ) {
// if the path is relative, the file should be in the current directory
if ( $this->currentFileInfo ) {
$import_dirs[ $this->currentFileInfo['currentDirectory'] ] = $this->currentFileInfo['uri_root'];
}
} else {
// otherwise, the file should be relative to the server root
if ( $this->currentFileInfo ) {
$import_dirs[ $this->currentFileInfo['entryPath'] ] = $this->currentFileInfo['entryUri'];
}
// if the user supplied entryPath isn't the actual root
$import_dirs[ $_SERVER['DOCUMENT_ROOT'] ] = '';
}
// always look in user supplied import directories
$import_dirs = array_merge( $import_dirs, Less_Parser::$options['import_dirs'] );
foreach ( $import_dirs as $rootpath => $rooturi ) {
if ( is_callable( $rooturi ) ) {
list( $path, $uri ) = call_user_func( $rooturi, $evald_path );
if ( is_string( $path ) ) {
$full_path = $path;
return [ $full_path, $uri ];
}
} elseif ( !empty( $rootpath ) ) {
$path = rtrim( $rootpath, '/\\' ) . '/' . ltrim( $evald_path, '/\\' );
if ( file_exists( $path ) ) {
$full_path = Less_Environment::normalizePath( $path );
$uri = Less_Environment::normalizePath( dirname( $rooturi . $evald_path ) );
return [ $full_path, $uri ];
} elseif ( file_exists( $path . '.less' ) ) {
$full_path = Less_Environment::normalizePath( $path . '.less' );
$uri = Less_Environment::normalizePath( dirname( $rooturi . $evald_path . '.less' ) );
return [ $full_path, $uri ];
}
}
}
}
}
/**
* Parse the import url and return the rules
*
* @param string $full_path
* @param string|null $uri
* @param mixed $env
* @return Less_Tree_Media|array
*/
public function ParseImport( $full_path, $uri, $env ) {
$import_env = clone $env;
if ( ( isset( $this->options['reference'] ) && $this->options['reference'] ) || isset( $this->currentFileInfo['reference'] ) ) {
$import_env->currentFileInfo['reference'] = true;
}
if ( ( isset( $this->options['multiple'] ) && $this->options['multiple'] ) ) {
$import_env->importMultiple = true;
}
$parser = new Less_Parser( $import_env );
$root = $parser->parseFile( $full_path, $uri, true );
$ruleset = new Less_Tree_Ruleset( null, $root->rules );
$ruleset->evalImports( $import_env );
return $this->features ? new Less_Tree_Media( $ruleset->rules, $this->features->value ) : $ruleset->rules;
}
/**
* Should the import be skipped?
*
* @param string|null $path
* @param Less_Environment $env
* @return bool|null
*/
private function skip( $path, $env ) {
$path = Less_Parser::AbsPath( $path, true );
if ( $path && Less_Parser::FileParsed( $path ) ) {
if ( isset( $this->currentFileInfo['reference'] ) ) {
return true;
}
return !isset( $this->options['multiple'] ) && !$env->importMultiple;
}
}
}

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include/thirdparty/less.php/____4.0.0/Tree/Javascript.php vendored Normal file
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<?php
/**
* @private
*/
class Less_Tree_Javascript extends Less_Tree {
public $type = 'Javascript';
public $escaped;
public $expression;
public $index;
/**
* @param bool $index
* @param bool $escaped
*/
public function __construct( $string, $index, $escaped ) {
$this->escaped = $escaped;
$this->expression = $string;
$this->index = $index;
}
public function compile( $env ) {
return new Less_Tree_Anonymous( '/* Sorry, can not do JavaScript evaluation in PHP... :( */' );
}
}

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<?php
/**
* @private
*/
class Less_Tree_Keyword extends Less_Tree {
public $value;
public $type = 'Keyword';
/**
* @param string $value
*/
public function __construct( $value ) {
$this->value = $value;
}
/**
* @see Less_Tree::genCSS
*/
public function genCSS( $output ) {
if ( $this->value === '%' ) {
throw new Less_Exception_Compiler( "Invalid % without number" );
}
$output->add( $this->value );
}
public function compare( $other ) {
if ( $other instanceof Less_Tree_Keyword ) {
return $other->value === $this->value ? 0 : 1;
} else {
return -1;
}
}
}

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<?php
/**
* @private
*/
class Less_Tree_Media extends Less_Tree {
public $features;
public $rules;
public $index;
public $currentFileInfo;
public $isReferenced;
public $type = 'Media';
public function __construct( $value = [], $features = [], $index = null, $currentFileInfo = null ) {
$this->index = $index;
$this->currentFileInfo = $currentFileInfo;
$selectors = $this->emptySelectors();
$this->features = new Less_Tree_Value( $features );
$this->rules = [ new Less_Tree_Ruleset( $selectors, $value ) ];
$this->rules[0]->allowImports = true;
}
public function accept( $visitor ) {
$this->features = $visitor->visitObj( $this->features );
$this->rules = $visitor->visitArray( $this->rules );
}
/**
* @see Less_Tree::genCSS
*/
public function genCSS( $output ) {
$output->add( '@media ', $this->currentFileInfo, $this->index );
$this->features->genCSS( $output );
Less_Tree::outputRuleset( $output, $this->rules );
}
/**
* @param Less_Environment $env
* @return Less_Tree_Media|Less_Tree_Ruleset
* @see less-2.5.3.js#Media.prototype.eval
*/
public function compile( $env ) {
$media = new Less_Tree_Media( [], [], $this->index, $this->currentFileInfo );
$strictMathBypass = false;
if ( Less_Parser::$options['strictMath'] === false ) {
$strictMathBypass = true;
Less_Parser::$options['strictMath'] = true;
}
$media->features = $this->features->compile( $env );
if ( $strictMathBypass ) {
Less_Parser::$options['strictMath'] = false;
}
$env->mediaPath[] = $media;
$env->mediaBlocks[] = $media;
array_unshift( $env->frames, $this->rules[0] );
$media->rules = [ $this->rules[0]->compile( $env ) ];
array_shift( $env->frames );
array_pop( $env->mediaPath );
return !$env->mediaPath ? $media->compileTop( $env ) : $media->compileNested( $env );
}
public function variable( $name ) {
return $this->rules[0]->variable( $name );
}
public function find( $selector ) {
return $this->rules[0]->find( $selector, $this );
}
public function emptySelectors() {
$el = new Less_Tree_Element( '', '&', $this->index, $this->currentFileInfo );
$sels = [ new Less_Tree_Selector( [ $el ], [], null, $this->index, $this->currentFileInfo ) ];
$sels[0]->mediaEmpty = true;
return $sels;
}
public function markReferenced() {
$this->rules[0]->markReferenced();
$this->isReferenced = true;
Less_Tree::ReferencedArray( $this->rules[0]->rules );
}
// evaltop
public function compileTop( $env ) {
$result = $this;
if ( count( $env->mediaBlocks ) > 1 ) {
$selectors = $this->emptySelectors();
$result = new Less_Tree_Ruleset( $selectors, $env->mediaBlocks );
$result->multiMedia = true;
}
$env->mediaBlocks = [];
$env->mediaPath = [];
return $result;
}
/**
* @param Less_Environment $env
* @return Less_Tree_Ruleset
*/
public function compileNested( $env ) {
$path = array_merge( $env->mediaPath, [ $this ] );
'@phan-var array<Less_Tree_Media> $path';
// Extract the media-query conditions separated with `,` (OR).
foreach ( $path as $key => $p ) {
$value = $p->features instanceof Less_Tree_Value ? $p->features->value : $p->features;
$path[$key] = is_array( $value ) ? $value : [ $value ];
}
'@phan-var array<array<Less_Tree>> $path';
// Trace all permutations to generate the resulting media-query.
//
// (a, b and c) with nested (d, e) ->
// a and d
// a and e
// b and c and d
// b and c and e
$permuted = $this->permute( $path );
$expressions = [];
foreach ( $permuted as $path ) {
for ( $i = 0, $len = count( $path ); $i < $len; $i++ ) {
$path[$i] = Less_Parser::is_method( $path[$i], 'toCSS' ) ? $path[$i] : new Less_Tree_Anonymous( $path[$i] );
}
for ( $i = count( $path ) - 1; $i > 0; $i-- ) {
array_splice( $path, $i, 0, [ new Less_Tree_Anonymous( 'and' ) ] );
}
$expressions[] = new Less_Tree_Expression( $path );
}
$this->features = new Less_Tree_Value( $expressions );
// Fake a tree-node that doesn't output anything.
return new Less_Tree_Ruleset( [], [] );
}
public function permute( $arr ) {
if ( !$arr ) {
return [];
}
if ( count( $arr ) == 1 ) {
return $arr[0];
}
$result = [];
$rest = $this->permute( array_slice( $arr, 1 ) );
foreach ( $rest as $r ) {
foreach ( $arr[0] as $a ) {
$result[] = array_merge(
is_array( $a ) ? $a : [ $a ],
is_array( $r ) ? $r : [ $r ]
);
}
}
return $result;
}
public function bubbleSelectors( $selectors ) {
if ( !$selectors ) {
return;
}
$this->rules = [ new Less_Tree_Ruleset( $selectors, [ $this->rules[0] ] ) ];
}
}

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<?php
/**
* @private
*/
class Less_Tree_Mixin_Call extends Less_Tree {
public $selector;
public $arguments;
public $index;
public $currentFileInfo;
public $important;
public $type = 'MixinCall';
/**
* less.js: tree.mixin.Call
*
*/
public function __construct( $elements, $args, $index, $currentFileInfo, $important = false ) {
$this->selector = new Less_Tree_Selector( $elements );
$this->arguments = $args;
$this->index = $index;
$this->currentFileInfo = $currentFileInfo;
$this->important = $important;
}
// function accept($visitor){
// $this->selector = $visitor->visit($this->selector);
// $this->arguments = $visitor->visit($this->arguments);
//}
public function compile( $env ) {
$rules = [];
$match = false;
$isOneFound = false;
$candidates = [];
$defaultUsed = false;
$conditionResult = [];
$args = [];
foreach ( $this->arguments as $a ) {
$args[] = [ 'name' => $a['name'], 'value' => $a['value']->compile( $env ) ];
}
foreach ( $env->frames as $frame ) {
$mixins = $frame->find( $this->selector );
if ( !$mixins ) {
continue;
}
$isOneFound = true;
$defNone = 0;
$defTrue = 1;
$defFalse = 2;
// To make `default()` function independent of definition order we have two "subpasses" here.
// At first we evaluate each guard *twice* (with `default() == true` and `default() == false`),
// and build candidate list with corresponding flags. Then, when we know all possible matches,
// we make a final decision.
$mixins_len = count( $mixins );
for ( $m = 0; $m < $mixins_len; $m++ ) {
$mixin = $mixins[$m];
if ( $this->IsRecursive( $env, $mixin ) ) {
continue;
}
if ( $mixin->matchArgs( $args, $env ) ) {
$candidate = [ 'mixin' => $mixin, 'group' => $defNone ];
if ( $mixin instanceof Less_Tree_Ruleset ) {
for ( $f = 0; $f < 2; $f++ ) {
Less_Tree_DefaultFunc::value( $f );
$conditionResult[$f] = $mixin->matchCondition( $args, $env );
}
// PhanTypeInvalidDimOffset -- False positive
'@phan-var array{0:bool,1:bool} $conditionResult';
if ( $conditionResult[0] || $conditionResult[1] ) {
if ( $conditionResult[0] != $conditionResult[1] ) {
$candidate['group'] = $conditionResult[1] ? $defTrue : $defFalse;
}
$candidates[] = $candidate;
}
} else {
$candidates[] = $candidate;
}
$match = true;
}
}
Less_Tree_DefaultFunc::reset();
$count = [ 0, 0, 0 ];
for ( $m = 0; $m < count( $candidates ); $m++ ) {
$count[ $candidates[$m]['group'] ]++;
}
if ( $count[$defNone] > 0 ) {
$defaultResult = $defFalse;
} else {
$defaultResult = $defTrue;
if ( ( $count[$defTrue] + $count[$defFalse] ) > 1 ) {
throw new Exception( 'Ambiguous use of `default()` found when matching for `' . $this->format( $args ) . '`' );
}
}
$candidates_length = count( $candidates );
$length_1 = ( $candidates_length == 1 );
for ( $m = 0; $m < $candidates_length; $m++ ) {
$candidate = $candidates[$m]['group'];
if ( ( $candidate === $defNone ) || ( $candidate === $defaultResult ) ) {
try{
$mixin = $candidates[$m]['mixin'];
if ( !( $mixin instanceof Less_Tree_Mixin_Definition ) ) {
$mixin = new Less_Tree_Mixin_Definition( '', [], $mixin->rules, null, false );
$mixin->originalRuleset = $mixins[$m]->originalRuleset;
}
$rules = array_merge( $rules, $mixin->evalCall( $env, $args, $this->important )->rules );
} catch ( Exception $e ) {
// throw new Less_Exception_Compiler($e->getMessage(), $e->index, null, $this->currentFileInfo['filename']);
throw new Less_Exception_Compiler( $e->getMessage(), null, null, $this->currentFileInfo );
}
}
}
if ( $match ) {
if ( !$this->currentFileInfo || !isset( $this->currentFileInfo['reference'] ) || !$this->currentFileInfo['reference'] ) {
Less_Tree::ReferencedArray( $rules );
}
return $rules;
}
}
if ( $isOneFound ) {
throw new Less_Exception_Compiler( 'No matching definition was found for `' . $this->Format( $args ) . '`', null, $this->index, $this->currentFileInfo );
} else {
throw new Less_Exception_Compiler( trim( $this->selector->toCSS() ) . " is undefined in " . $this->currentFileInfo['filename'], null, $this->index );
}
}
/**
* Format the args for use in exception messages
*
*/
private function Format( $args ) {
$message = [];
if ( $args ) {
foreach ( $args as $a ) {
$argValue = '';
if ( $a['name'] ) {
$argValue .= $a['name'] . ':';
}
if ( is_object( $a['value'] ) ) {
$argValue .= $a['value']->toCSS();
} else {
$argValue .= '???';
}
$message[] = $argValue;
}
}
return implode( ', ', $message );
}
/**
* Are we in a recursive mixin call?
*
* @return bool
*/
private function IsRecursive( $env, $mixin ) {
foreach ( $env->frames as $recur_frame ) {
if ( !( $mixin instanceof Less_Tree_Mixin_Definition ) ) {
if ( $mixin === $recur_frame ) {
return true;
}
if ( isset( $recur_frame->originalRuleset ) && $mixin->ruleset_id === $recur_frame->originalRuleset ) {
return true;
}
}
}
return false;
}
}

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<?php
/**
* @private
*/
class Less_Tree_Mixin_Definition extends Less_Tree_Ruleset {
public $name;
public $selectors;
public $params;
public $arity = 0;
public $rules;
public $lookups = [];
public $required = 0;
public $frames = [];
public $condition;
public $variadic;
public $type = 'MixinDefinition';
// less.js : /lib/less/tree/mixin.js : tree.mixin.Definition
public function __construct( $name, $params, $rules, $condition, $variadic = false, $frames = [] ) {
$this->name = $name;
$this->selectors = [ new Less_Tree_Selector( [ new Less_Tree_Element( null, $name ) ] ) ];
$this->params = $params;
$this->condition = $condition;
$this->variadic = $variadic;
$this->rules = $rules;
if ( $params ) {
$this->arity = count( $params );
foreach ( $params as $p ) {
if ( !isset( $p['name'] ) || ( $p['name'] && !isset( $p['value'] ) ) ) {
$this->required++;
}
}
}
$this->frames = $frames;
$this->SetRulesetIndex();
}
// function accept( $visitor ){
// $this->params = $visitor->visit($this->params);
// $this->rules = $visitor->visit($this->rules);
// $this->condition = $visitor->visit($this->condition);
//}
public function toCSS() {
return '';
}
// less.js : /lib/less/tree/mixin.js : tree.mixin.Definition.evalParams
public function compileParams( $env, $mixinFrames, $args = [], &$evaldArguments = [] ) {
$frame = new Less_Tree_Ruleset( null, [] );
$params = $this->params;
$mixinEnv = null;
$argsLength = 0;
if ( $args ) {
$argsLength = count( $args );
for ( $i = 0; $i < $argsLength; $i++ ) {
$arg = $args[$i];
if ( $arg && $arg['name'] ) {
$isNamedFound = false;
foreach ( $params as $j => $param ) {
if ( !isset( $evaldArguments[$j] ) && $arg['name'] === $params[$j]['name'] ) {
$evaldArguments[$j] = $arg['value']->compile( $env );
array_unshift( $frame->rules, new Less_Tree_Rule( $arg['name'], $arg['value']->compile( $env ) ) );
$isNamedFound = true;
break;
}
}
if ( $isNamedFound ) {
array_splice( $args, $i, 1 );
$i--;
$argsLength--;
continue;
} else {
throw new Less_Exception_Compiler( "Named argument for " . $this->name . ' ' . $args[$i]['name'] . ' not found' );
}
}
}
}
$argIndex = 0;
foreach ( $params as $i => $param ) {
if ( isset( $evaldArguments[$i] ) ) { continue;
}
$arg = null;
if ( isset( $args[$argIndex] ) ) {
$arg = $args[$argIndex];
}
if ( isset( $param['name'] ) && $param['name'] ) {
if ( isset( $param['variadic'] ) ) {
$varargs = [];
for ( $j = $argIndex; $j < $argsLength; $j++ ) {
$varargs[] = $args[$j]['value']->compile( $env );
}
$expression = new Less_Tree_Expression( $varargs );
array_unshift( $frame->rules, new Less_Tree_Rule( $param['name'], $expression->compile( $env ) ) );
} else {
$val = ( $arg && $arg['value'] ) ? $arg['value'] : false;
if ( $val ) {
$val = $val->compile( $env );
} elseif ( isset( $param['value'] ) ) {
if ( !$mixinEnv ) {
$mixinEnv = new Less_Environment();
$mixinEnv->frames = array_merge( [ $frame ], $mixinFrames );
}
$val = $param['value']->compile( $mixinEnv );
$frame->resetCache();
} else {
throw new Less_Exception_Compiler( "Wrong number of arguments for " . $this->name . " (" . $argsLength . ' for ' . $this->arity . ")" );
}
array_unshift( $frame->rules, new Less_Tree_Rule( $param['name'], $val ) );
$evaldArguments[$i] = $val;
}
}
if ( isset( $param['variadic'] ) && $args ) {
for ( $j = $argIndex; $j < $argsLength; $j++ ) {
$evaldArguments[$j] = $args[$j]['value']->compile( $env );
}
}
$argIndex++;
}
ksort( $evaldArguments );
$evaldArguments = array_values( $evaldArguments );
return $frame;
}
public function compile( $env ) {
if ( $this->frames ) {
return new Less_Tree_Mixin_Definition( $this->name, $this->params, $this->rules, $this->condition, $this->variadic, $this->frames );
}
return new Less_Tree_Mixin_Definition( $this->name, $this->params, $this->rules, $this->condition, $this->variadic, $env->frames );
}
public function evalCall( $env, $args = null, $important = null ) {
Less_Environment::$mixin_stack++;
$_arguments = [];
if ( $this->frames ) {
$mixinFrames = array_merge( $this->frames, $env->frames );
} else {
$mixinFrames = $env->frames;
}
$frame = $this->compileParams( $env, $mixinFrames, $args, $_arguments );
$ex = new Less_Tree_Expression( $_arguments );
array_unshift( $frame->rules, new Less_Tree_Rule( '@arguments', $ex->compile( $env ) ) );
$ruleset = new Less_Tree_Ruleset( null, $this->rules );
$ruleset->originalRuleset = $this->ruleset_id;
$ruleSetEnv = new Less_Environment();
$ruleSetEnv->frames = array_merge( [ $this, $frame ], $mixinFrames );
$ruleset = $ruleset->compile( $ruleSetEnv );
if ( $important ) {
$ruleset = $ruleset->makeImportant();
}
Less_Environment::$mixin_stack--;
return $ruleset;
}
/** @return bool */
public function matchCondition( $args, $env ) {
if ( !$this->condition ) {
return true;
}
// set array to prevent error on array_merge
if ( !is_array( $this->frames ) ) {
$this->frames = [];
}
$frame = $this->compileParams( $env, array_merge( $this->frames, $env->frames ), $args );
$compile_env = new Less_Environment();
$compile_env->frames = array_merge(
[ $frame ], // the parameter variables
$this->frames, // the parent namespace/mixin frames
$env->frames // the current environment frames
);
$compile_env->functions = $env->functions;
return (bool)$this->condition->compile( $compile_env );
}
public function matchArgs( $args, $env = null ) {
$argsLength = count( $args );
if ( !$this->variadic ) {
if ( $argsLength < $this->required ) {
return false;
}
if ( $argsLength > count( $this->params ) ) {
return false;
}
} else {
if ( $argsLength < ( $this->required - 1 ) ) {
return false;
}
}
$len = min( $argsLength, $this->arity );
for ( $i = 0; $i < $len; $i++ ) {
if ( !isset( $this->params[$i]['name'] ) && !isset( $this->params[$i]['variadic'] ) ) {
if ( $args[$i]['value']->compile( $env )->toCSS() != $this->params[$i]['value']->compile( $env )->toCSS() ) {
return false;
}
}
}
return true;
}
}

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include/thirdparty/less.php/____4.0.0/Tree/NameValue.php vendored Normal file
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<?php
/**
* A simple CSS name-value pair, e.g. `width: 100px;`
*
* In bootstrap, there are about 600-1000 simple name-value pairs (depending on
* how forgiving the match is) -vs- 6,020 dynamic rules (Less_Tree_Rule).
*
* Using the name-value object can speed up bootstrap compilation slightly, but
* it breaks color keyword interpretation: `color: red` -> `color: #FF0000`.
*
* @private
*/
class Less_Tree_NameValue extends Less_Tree {
public $name;
public $value;
public $index;
public $currentFileInfo;
public $type = 'NameValue';
public $important = '';
public function __construct( $name, $value = null, $index = null, $currentFileInfo = null ) {
$this->name = $name;
$this->value = $value;
$this->index = $index;
$this->currentFileInfo = $currentFileInfo;
}
public function genCSS( $output ) {
$output->add(
$this->name
. Less_Environment::$_outputMap[': ']
. $this->value
. $this->important
. ( ( ( Less_Environment::$lastRule && Less_Parser::$options['compress'] ) ) ? "" : ";" ),
$this->currentFileInfo, $this->index );
}
public function compile( $env ) {
return $this;
}
public function makeImportant() {
$new = new Less_Tree_NameValue( $this->name, $this->value, $this->index, $this->currentFileInfo );
$new->important = ' !important';
return $new;
}
}

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include/thirdparty/less.php/____4.0.0/Tree/Negative.php vendored Normal file
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<?php
/**
* @private
*/
class Less_Tree_Negative extends Less_Tree {
public $value;
public $type = 'Negative';
public function __construct( $node ) {
$this->value = $node;
}
// function accept($visitor) {
// $this->value = $visitor->visit($this->value);
//}
/**
* @see Less_Tree::genCSS
*/
public function genCSS( $output ) {
$output->add( '-' );
$this->value->genCSS( $output );
}
public function compile( $env ) {
if ( Less_Environment::isMathOn() ) {
$ret = new Less_Tree_Operation( '*', [ new Less_Tree_Dimension( -1 ), $this->value ] );
return $ret->compile( $env );
}
return new Less_Tree_Negative( $this->value->compile( $env ) );
}
}

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include/thirdparty/less.php/____4.0.0/Tree/Operation.php vendored Normal file
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<?php
/**
* @private
*/
class Less_Tree_Operation extends Less_Tree {
public $op;
public $operands;
public $isSpaced;
public $type = 'Operation';
/**
* @param string $op
*/
public function __construct( $op, $operands, $isSpaced = false ) {
$this->op = trim( $op );
$this->operands = $operands;
$this->isSpaced = $isSpaced;
}
public function accept( $visitor ) {
$this->operands = $visitor->visitArray( $this->operands );
}
public function compile( $env ) {
$a = $this->operands[0]->compile( $env );
$b = $this->operands[1]->compile( $env );
// Skip operation if argument was not compiled down to a non-operable value.
// For example, if one argument is a Less_Tree_Call like 'var(--foo)' then we
// preserve it as literal for native CSS.
// https://phabricator.wikimedia.org/T331688
if ( Less_Environment::isMathOn() ) {
if ( $a instanceof Less_Tree_Dimension && $b instanceof Less_Tree_Color ) {
$a = $a->toColor();
} elseif ( $b instanceof Less_Tree_Dimension && $a instanceof Less_Tree_Color ) {
$b = $b->toColor();
}
if ( !( $a instanceof Less_Tree_Dimension || $a instanceof Less_Tree_Color ) ) {
throw new Less_Exception_Compiler( "Operation on an invalid type" );
}
if ( $b instanceof Less_Tree_Dimension || $b instanceof Less_Tree_Color ) {
return $a->operate( $this->op, $b );
}
}
return new Less_Tree_Operation( $this->op, [ $a, $b ], $this->isSpaced );
}
/**
* @see Less_Tree::genCSS
*/
public function genCSS( $output ) {
$this->operands[0]->genCSS( $output );
if ( $this->isSpaced ) {
$output->add( " " );
}
$output->add( $this->op );
if ( $this->isSpaced ) {
$output->add( ' ' );
}
$this->operands[1]->genCSS( $output );
}
}

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include/thirdparty/less.php/____4.0.0/Tree/Paren.php vendored Normal file
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<?php
/**
* @private
*/
class Less_Tree_Paren extends Less_Tree {
/** @var Less_Tree $value */
public $value;
public $type = 'Paren';
/**
* @param Less_Tree $value
*/
public function __construct( $value ) {
$this->value = $value;
}
public function accept( $visitor ) {
$this->value = $visitor->visitObj( $this->value );
}
/**
* @see Less_Tree::genCSS
*/
public function genCSS( $output ) {
$output->add( '(' );
$this->value->genCSS( $output );
$output->add( ')' );
}
public function compile( $env ) {
return new Less_Tree_Paren( $this->value->compile( $env ) );
}
}

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include/thirdparty/less.php/____4.0.0/Tree/Quoted.php vendored Normal file
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<?php
/**
* @private
*/
class Less_Tree_Quoted extends Less_Tree {
public $escaped;
public $value;
public $quote;
public $index;
public $currentFileInfo;
public $type = 'Quoted';
/**
* @param string $str
*/
public function __construct( $str, $content = '', $escaped = false, $index = false, $currentFileInfo = null ) {
$this->escaped = $escaped;
$this->value = $content;
if ( $str ) {
$this->quote = $str[0];
}
$this->index = $index;
$this->currentFileInfo = $currentFileInfo;
}
/**
* @see Less_Tree::genCSS
*/
public function genCSS( $output ) {
if ( !$this->escaped ) {
$output->add( $this->quote, $this->currentFileInfo, $this->index );
}
$output->add( $this->value );
if ( !$this->escaped ) {
$output->add( $this->quote );
}
}
public function compile( $env ) {
$value = $this->value;
if ( preg_match_all( '/`([^`]+)`/', $this->value, $matches ) ) {
foreach ( $matches as $i => $match ) {
$js = new Less_Tree_JavaScript( $matches[1], $this->index, true );
$js = $js->compile( $env )->value;
$value = str_replace( $matches[0][$i], $js, $value );
}
}
if ( preg_match_all( '/@\{([\w-]+)\}/', $value, $matches ) ) {
foreach ( $matches[1] as $i => $match ) {
$v = new Less_Tree_Variable( '@' . $match, $this->index, $this->currentFileInfo );
$v = $v->compile( $env );
$v = ( $v instanceof Less_Tree_Quoted ) ? $v->value : $v->toCSS();
$value = str_replace( $matches[0][$i], $v, $value );
}
}
return new Less_Tree_Quoted( $this->quote . $value . $this->quote, $value, $this->escaped, $this->index, $this->currentFileInfo );
}
public function compare( $x ) {
if ( !Less_Parser::is_method( $x, 'toCSS' ) ) {
return -1;
}
$left = $this->toCSS();
$right = $x->toCSS();
if ( $left === $right ) {
return 0;
}
return $left < $right ? -1 : 1;
}
}

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include/thirdparty/less.php/____4.0.0/Tree/Rule.php vendored Normal file
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<?php
/**
* @private
*/
class Less_Tree_Rule extends Less_Tree {
public $name;
/** @var Less_Tree $value */
public $value;
/** @var string $important */
public $important;
public $merge;
public $index;
public $inline;
public $variable;
public $currentFileInfo;
public $type = 'Rule';
/**
* @param string|array<Less_Tree_Keyword|Less_Tree_Variable> $name
* @param mixed $value
* @param null|false|string $important
* @param null|false|string $merge
* @param int|null $index
* @param array|null $currentFileInfo
* @param bool $inline
*/
public function __construct( $name, $value = null, $important = null, $merge = null, $index = null, $currentFileInfo = null, $inline = false ) {
$this->name = $name;
$this->value = ( $value instanceof Less_Tree )
? $value
: new Less_Tree_Value( [ $value ] );
$this->important = $important ? ' ' . trim( $important ) : '';
$this->merge = $merge;
$this->index = $index;
$this->currentFileInfo = $currentFileInfo;
$this->inline = $inline;
$this->variable = ( is_string( $name ) && $name[0] === '@' );
}
public function accept( $visitor ) {
$this->value = $visitor->visitObj( $this->value );
}
/**
* @see Less_Tree::genCSS
*/
public function genCSS( $output ) {
$output->add( $this->name . Less_Environment::$_outputMap[': '], $this->currentFileInfo, $this->index );
try{
$this->value->genCSS( $output );
}catch ( Less_Exception_Parser $e ) {
$e->index = $this->index;
$e->currentFile = $this->currentFileInfo;
throw $e;
}
$output->add( $this->important . ( ( $this->inline || ( Less_Environment::$lastRule && Less_Parser::$options['compress'] ) ) ? "" : ";" ), $this->currentFileInfo, $this->index );
}
/**
* @param Less_Environment $env
* @return Less_Tree_Rule
*/
public function compile( $env ) {
$name = $this->name;
if ( is_array( $name ) ) {
// expand 'primitive' name directly to get
// things faster (~10% for benchmark.less):
if ( count( $name ) === 1 && $name[0] instanceof Less_Tree_Keyword ) {
$name = $name[0]->value;
} else {
$name = $this->CompileName( $env, $name );
}
}
$strictMathBypass = Less_Parser::$options['strictMath'];
if ( $name === "font" && !Less_Parser::$options['strictMath'] ) {
Less_Parser::$options['strictMath'] = true;
}
try {
$evaldValue = $this->value->compile( $env );
if ( !$this->variable && $evaldValue->type === "DetachedRuleset" ) {
throw new Less_Exception_Compiler( "Rulesets cannot be evaluated on a property.", null, $this->index, $this->currentFileInfo );
}
if ( Less_Environment::$mixin_stack ) {
$return = new Less_Tree_Rule( $name, $evaldValue, $this->important, $this->merge, $this->index, $this->currentFileInfo, $this->inline );
} else {
$this->name = $name;
$this->value = $evaldValue;
$return = $this;
}
} catch ( Less_Exception_Parser $e ) {
if ( !is_numeric( $e->index ) ) {
$e->index = $this->index;
$e->currentFile = $this->currentFileInfo;
}
throw $e;
}
Less_Parser::$options['strictMath'] = $strictMathBypass;
return $return;
}
public function CompileName( $env, $name ) {
$output = new Less_Output();
foreach ( $name as $n ) {
$n->compile( $env )->genCSS( $output );
}
return $output->toString();
}
public function makeImportant() {
return new Less_Tree_Rule( $this->name, $this->value, '!important', $this->merge, $this->index, $this->currentFileInfo, $this->inline );
}
}

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include/thirdparty/less.php/____4.0.0/Tree/Ruleset.php vendored Normal file
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<?php
/**
* @private
*/
class Less_Tree_Ruleset extends Less_Tree {
protected $lookups;
public $_variables;
public $_rulesets;
public $strictImports;
public $selectors;
public $rules;
public $root;
public $allowImports;
public $paths;
public $firstRoot;
public $type = 'Ruleset';
public $multiMedia;
public $allExtends;
public $ruleset_id;
public $originalRuleset;
public $first_oelements;
public function SetRulesetIndex() {
$this->ruleset_id = Less_Parser::$next_id++;
$this->originalRuleset = $this->ruleset_id;
if ( $this->selectors ) {
foreach ( $this->selectors as $sel ) {
if ( $sel->_oelements ) {
$this->first_oelements[$sel->_oelements[0]] = true;
}
}
}
}
/**
* @param null|Less_Tree_Selector[] $selectors
* @param Less_Tree[] $rules
* @param null|bool $strictImports
*/
public function __construct( $selectors, $rules, $strictImports = null ) {
$this->selectors = $selectors;
$this->rules = $rules;
$this->lookups = [];
$this->strictImports = $strictImports;
$this->SetRulesetIndex();
}
public function accept( $visitor ) {
if ( $this->paths !== null ) {
$paths_len = count( $this->paths );
for ( $i = 0; $i < $paths_len; $i++ ) {
$this->paths[$i] = $visitor->visitArray( $this->paths[$i] );
}
} elseif ( $this->selectors ) {
$this->selectors = $visitor->visitArray( $this->selectors );
}
if ( $this->rules ) {
$this->rules = $visitor->visitArray( $this->rules );
}
}
/**
* @param Less_Environment $env
* @return Less_Tree_Ruleset
* @see less-2.5.3.js#Ruleset.prototype.eval
*/
public function compile( $env ) {
$ruleset = $this->PrepareRuleset( $env );
// Store the frames around mixin definitions,
// so they can be evaluated like closures when the time comes.
$rsRuleCnt = count( $ruleset->rules );
for ( $i = 0; $i < $rsRuleCnt; $i++ ) {
// These checks are the equivalent of the rule.evalFirst property in less.js
if ( $ruleset->rules[$i] instanceof Less_Tree_Mixin_Definition || $ruleset->rules[$i] instanceof Less_Tree_DetachedRuleset ) {
$ruleset->rules[$i] = $ruleset->rules[$i]->compile( $env );
}
}
$mediaBlockCount = count( $env->mediaBlocks );
// Evaluate mixin calls.
$this->EvalMixinCalls( $ruleset, $env, $rsRuleCnt );
// Evaluate everything else
for ( $i = 0; $i < $rsRuleCnt; $i++ ) {
if ( !( $ruleset->rules[$i] instanceof Less_Tree_Mixin_Definition || $ruleset->rules[$i] instanceof Less_Tree_DetachedRuleset ) ) {
$ruleset->rules[$i] = $ruleset->rules[$i]->compile( $env );
}
}
// Evaluate everything else
for ( $i = 0; $i < $rsRuleCnt; $i++ ) {
$rule = $ruleset->rules[$i];
// for rulesets, check if it is a css guard and can be removed
if ( $rule instanceof Less_Tree_Ruleset && $rule->selectors && count( $rule->selectors ) === 1 ) {
// check if it can be folded in (e.g. & where)
if ( $rule->selectors[0]->isJustParentSelector() ) {
array_splice( $ruleset->rules, $i--, 1 );
$rsRuleCnt--;
for ( $j = 0; $j < count( $rule->rules ); $j++ ) {
$subRule = $rule->rules[$j];
if ( !( $subRule instanceof Less_Tree_Rule ) || !$subRule->variable ) {
array_splice( $ruleset->rules, ++$i, 0, [ $subRule ] );
$rsRuleCnt++;
}
}
}
}
}
// Pop the stack
$env->shiftFrame();
if ( $mediaBlockCount ) {
$len = count( $env->mediaBlocks );
for ( $i = $mediaBlockCount; $i < $len; $i++ ) {
$env->mediaBlocks[$i]->bubbleSelectors( $ruleset->selectors );
}
}
return $ruleset;
}
/**
* Compile Less_Tree_Mixin_Call objects
*
* @param Less_Tree_Ruleset $ruleset
* @param int $rsRuleCnt
*/
private function EvalMixinCalls( $ruleset, $env, &$rsRuleCnt ) {
for ( $i = 0; $i < $rsRuleCnt; $i++ ) {
$rule = $ruleset->rules[$i];
if ( $rule instanceof Less_Tree_Mixin_Call ) {
$rule = $rule->compile( $env );
$temp = [];
foreach ( $rule as $r ) {
if ( ( $r instanceof Less_Tree_Rule ) && $r->variable ) {
// do not pollute the scope if the variable is
// already there. consider returning false here
// but we need a way to "return" variable from mixins
if ( !$ruleset->variable( $r->name ) ) {
$temp[] = $r;
}
} else {
$temp[] = $r;
}
}
$temp_count = count( $temp ) - 1;
array_splice( $ruleset->rules, $i, 1, $temp );
$rsRuleCnt += $temp_count;
$i += $temp_count;
$ruleset->resetCache();
} elseif ( $rule instanceof Less_Tree_RulesetCall ) {
$rule = $rule->compile( $env );
$rules = [];
foreach ( $rule->rules as $r ) {
if ( ( $r instanceof Less_Tree_Rule ) && $r->variable ) {
continue;
}
$rules[] = $r;
}
array_splice( $ruleset->rules, $i, 1, $rules );
$temp_count = count( $rules );
$rsRuleCnt += $temp_count - 1;
$i += $temp_count - 1;
$ruleset->resetCache();
}
}
}
/**
* Compile the selectors and create a new ruleset object for the compile() method
*
* @param Less_Environment $env
* @return Less_Tree_Ruleset
*/
private function PrepareRuleset( $env ) {
// NOTE: Preserve distinction between null and empty array when compiling
// $this->selectors to $selectors
$thisSelectors = $this->selectors;
$selectors = null;
$hasOnePassingSelector = false;
if ( $thisSelectors ) {
Less_Tree_DefaultFunc::error( "it is currently only allowed in parametric mixin guards," );
$selectors = [];
foreach ( $thisSelectors as $s ) {
$selector = $s->compile( $env );
$selectors[] = $selector;
if ( $selector->evaldCondition ) {
$hasOnePassingSelector = true;
}
}
Less_Tree_DefaultFunc::reset();
} else {
$hasOnePassingSelector = true;
}
if ( $this->rules && $hasOnePassingSelector ) {
// Copy the array (no need for slice in PHP)
$rules = $this->rules;
} else {
$rules = [];
}
$ruleset = new Less_Tree_Ruleset( $selectors, $rules, $this->strictImports );
$ruleset->originalRuleset = $this->ruleset_id;
$ruleset->root = $this->root;
$ruleset->firstRoot = $this->firstRoot;
$ruleset->allowImports = $this->allowImports;
// push the current ruleset to the frames stack
$env->unshiftFrame( $ruleset );
// Evaluate imports
if ( $ruleset->root || $ruleset->allowImports || !$ruleset->strictImports ) {
$ruleset->evalImports( $env );
}
return $ruleset;
}
function evalImports( $env ) {
$rules_len = count( $this->rules );
for ( $i = 0; $i < $rules_len; $i++ ) {
$rule = $this->rules[$i];
if ( $rule instanceof Less_Tree_Import ) {
$rules = $rule->compile( $env );
if ( is_array( $rules ) ) {
array_splice( $this->rules, $i, 1, $rules );
$temp_count = count( $rules ) - 1;
$i += $temp_count;
$rules_len += $temp_count;
} else {
array_splice( $this->rules, $i, 1, [ $rules ] );
}
$this->resetCache();
}
}
}
function makeImportant() {
$important_rules = [];
foreach ( $this->rules as $rule ) {
if ( $rule instanceof Less_Tree_Rule || $rule instanceof Less_Tree_Ruleset || $rule instanceof Less_Tree_NameValue ) {
$important_rules[] = $rule->makeImportant();
} else {
$important_rules[] = $rule;
}
}
return new Less_Tree_Ruleset( $this->selectors, $important_rules, $this->strictImports );
}
public function matchArgs( $args, $env = null ) {
return !$args;
}
// lets you call a css selector with a guard
public function matchCondition( $args, $env ) {
$lastSelector = end( $this->selectors );
if ( !$lastSelector->evaldCondition ) {
return false;
}
if ( $lastSelector->condition && !$lastSelector->condition->compile( $env->copyEvalEnv( $env->frames ) ) ) {
return false;
}
return true;
}
function resetCache() {
$this->_rulesets = null;
$this->_variables = null;
$this->lookups = [];
}
public function variables() {
$this->_variables = [];
foreach ( $this->rules as $r ) {
if ( $r instanceof Less_Tree_Rule && $r->variable === true ) {
$this->_variables[$r->name] = $r;
}
}
}
/**
* @param string $name
* @return Less_Tree_Rule|null
*/
public function variable( $name ) {
if ( $this->_variables === null ) {
$this->variables();
}
return $this->_variables[$name] ?? null;
}
public function find( $selector, $self = null ) {
$key = implode( ' ', $selector->_oelements );
if ( !isset( $this->lookups[$key] ) ) {
if ( !$self ) {
$self = $this->ruleset_id;
}
$this->lookups[$key] = [];
$first_oelement = $selector->_oelements[0];
foreach ( $this->rules as $rule ) {
if ( $rule instanceof Less_Tree_Ruleset && $rule->ruleset_id != $self ) {
if ( isset( $rule->first_oelements[$first_oelement] ) ) {
foreach ( $rule->selectors as $ruleSelector ) {
$match = $selector->match( $ruleSelector );
if ( $match ) {
if ( $selector->elements_len > $match ) {
$this->lookups[$key] = array_merge( $this->lookups[$key], $rule->find( new Less_Tree_Selector( array_slice( $selector->elements, $match ) ), $self ) );
} else {
$this->lookups[$key][] = $rule;
}
break;
}
}
}
}
}
}
return $this->lookups[$key];
}
/**
* @see Less_Tree::genCSS
*/
public function genCSS( $output ) {
if ( !$this->root ) {
Less_Environment::$tabLevel++;
}
$tabRuleStr = $tabSetStr = '';
if ( !Less_Parser::$options['compress'] ) {
if ( Less_Environment::$tabLevel ) {
$tabRuleStr = "\n" . str_repeat( Less_Parser::$options['indentation'], Less_Environment::$tabLevel );
$tabSetStr = "\n" . str_repeat( Less_Parser::$options['indentation'], Less_Environment::$tabLevel - 1 );
} else {
$tabSetStr = $tabRuleStr = "\n";
}
}
$ruleNodes = [];
$rulesetNodes = [];
foreach ( $this->rules as $rule ) {
$class = get_class( $rule );
if (
( $class === 'Less_Tree_Media' ) ||
( $class === 'Less_Tree_Directive' ) ||
( $this->root && $class === 'Less_Tree_Comment' ) ||
( $rule instanceof Less_Tree_Ruleset && $rule->rules )
) {
$rulesetNodes[] = $rule;
} else {
$ruleNodes[] = $rule;
}
}
// If this is the root node, we don't render
// a selector, or {}.
if ( !$this->root ) {
$paths_len = count( $this->paths );
for ( $i = 0; $i < $paths_len; $i++ ) {
$path = $this->paths[$i];
$firstSelector = true;
foreach ( $path as $p ) {
$p->genCSS( $output, $firstSelector );
$firstSelector = false;
}
if ( $i + 1 < $paths_len ) {
$output->add( ',' . $tabSetStr );
}
}
$output->add( ( Less_Parser::$options['compress'] ? '{' : " {" ) . $tabRuleStr );
}
// Compile rules and rulesets
$ruleNodes_len = count( $ruleNodes );
$rulesetNodes_len = count( $rulesetNodes );
for ( $i = 0; $i < $ruleNodes_len; $i++ ) {
$rule = $ruleNodes[$i];
// @page{ directive ends up with root elements inside it, a mix of rules and rulesets
// In this instance we do not know whether it is the last property
if ( $i + 1 === $ruleNodes_len && ( !$this->root || $rulesetNodes_len === 0 || $this->firstRoot ) ) {
Less_Environment::$lastRule = true;
}
$rule->genCSS( $output );
if ( !Less_Environment::$lastRule ) {
$output->add( $tabRuleStr );
} else {
Less_Environment::$lastRule = false;
}
}
if ( !$this->root ) {
$output->add( $tabSetStr . '}' );
Less_Environment::$tabLevel--;
}
$firstRuleset = true;
$space = ( $this->root ? $tabRuleStr : $tabSetStr );
for ( $i = 0; $i < $rulesetNodes_len; $i++ ) {
if ( $ruleNodes_len && $firstRuleset ) {
$output->add( $space );
} elseif ( !$firstRuleset ) {
$output->add( $space );
}
$firstRuleset = false;
$rulesetNodes[$i]->genCSS( $output );
}
if ( !Less_Parser::$options['compress'] && $this->firstRoot ) {
$output->add( "\n" );
}
}
function markReferenced() {
if ( !$this->selectors ) {
return;
}
foreach ( $this->selectors as $selector ) {
$selector->markReferenced();
}
}
/**
* @param Less_Tree_Selector[][] $context
* @param Less_Tree_Selector[]|null $selectors
* @return Less_Tree_Selector[][]
*/
public function joinSelectors( $context, $selectors ) {
$paths = [];
if ( $selectors !== null ) {
foreach ( $selectors as $selector ) {
$this->joinSelector( $paths, $context, $selector );
}
}
return $paths;
}
public function joinSelector( array &$paths, array $context, Less_Tree_Selector $selector ) {
$newPaths = [];
$hadParentSelector = $this->replaceParentSelector( $newPaths, $context, $selector );
if ( !$hadParentSelector ) {
if ( $context ) {
$newPaths = [];
foreach ( $context as $path ) {
$newPaths[] = array_merge( $path, [ $selector ] );
}
} else {
$newPaths = [ [ $selector ] ];
}
}
foreach ( $newPaths as $newPath ) {
$paths[] = $newPath;
}
}
/**
* Replace all parent selectors inside $inSelector with $context.
*
* @param array &$paths Resulting selectors are appended to $paths.
* @param mixed $context
* @param Less_Tree_Selector $inSelector Inner selector from Less_Tree_Paren
* @return bool True if $inSelector contained at least one parent selector
*/
private function replaceParentSelector( array &$paths, $context, Less_Tree_Selector $inSelector ) {
$hadParentSelector = false;
// The paths are [[Selector]]
// The first list is a list of comma separated selectors
// The inner list is a list of inheritance separated selectors
// e.g.
// .a, .b {
// .c {
// }
// }
// == [[.a] [.c]] [[.b] [.c]]
//
// the elements from the current selector so far
$currentElements = [];
// the current list of new selectors to add to the path.
// We will build it up. We initiate it with one empty selector as we "multiply" the new selectors
// by the parents
$newSelectors = [
[]
];
foreach ( $inSelector->elements as $el ) {
// non-parent reference elements just get added
if ( $el->value !== '&' ) {
$nestedSelector = $this->findNestedSelector( $el );
if ( $nestedSelector !== null ) {
$this->mergeElementsOnToSelectors( $currentElements, $newSelectors );
$nestedPaths = [];
$replacedNewSelectors = [];
$replaced = $this->replaceParentSelector( $nestedPaths, $context, $nestedSelector );
$hadParentSelector = $hadParentSelector || $replaced;
// $nestedPaths is populated by replaceParentSelector()
// $nestedPaths should have exactly one TODO, replaceParentSelector does not multiply selectors
foreach ( $nestedPaths as $nestedPath ) {
$replacementSelector = $this->createSelector( $nestedPath, $el );
// join selector path from $newSelectors with every selector path in $addPaths array.
// $el contains the element that is being replaced by $addPaths
//
// @see less-2.5.3.js#Ruleset-addAllReplacementsIntoPath
$addPaths = [ $replacementSelector ];
foreach ( $newSelectors as $newSelector ) {
$replacedNewSelectors[] = $this->addReplacementIntoPath( $newSelector, $addPaths, $el, $inSelector );
}
}
$newSelectors = $replacedNewSelectors;
$currentElements = [];
} else {
$currentElements[] = $el;
}
} else {
$hadParentSelector = true;
// the new list of selectors to add
$selectorsMultiplied = [];
// merge the current list of non parent selector elements
// on to the current list of selectors to add
$this->mergeElementsOnToSelectors( $currentElements, $newSelectors );
foreach ( $newSelectors as $sel ) {
// if we don't have any parent paths, the & might be in a mixin so that it can be used
// whether there are parents or not
if ( !$context ) {
// the combinator used on el should now be applied to the next element instead so that
// it is not lost
if ( $sel ) {
$sel[0]->elements[] = new Less_Tree_Element( $el->combinator, '', $el->index, $el->currentFileInfo );
}
$selectorsMultiplied[] = $sel;
} else {
// and the parent selectors
foreach ( $context as $parentSel ) {
// We need to put the current selectors
// then join the last selector's elements on to the parents selectors
$newSelectorPath = $this->addReplacementIntoPath( $sel, $parentSel, $el, $inSelector );
// add that to our new set of selectors
$selectorsMultiplied[] = $newSelectorPath;
}
}
}
// our new selectors has been multiplied, so reset the state
$newSelectors = $selectorsMultiplied;
$currentElements = [];
}
}
// if we have any elements left over (e.g. .a& .b == .b)
// add them on to all the current selectors
$this->mergeElementsOnToSelectors( $currentElements, $newSelectors );
foreach ( $newSelectors as &$sel ) {
$length = count( $sel );
if ( $length ) {
$paths[] = $sel;
$lastSelector = $sel[$length - 1];
$sel[$length - 1] = $lastSelector->createDerived( $lastSelector->elements, $inSelector->extendList );
}
}
return $hadParentSelector;
}
/**
* @param array $elementsToPak
* @param Less_Tree_Element $originalElement
* @return Less_Tree_Selector
*/
private function createSelector( array $elementsToPak, $originalElement ) {
if ( !$elementsToPak ) {
// This is an invalid call. Kept to match less.js. Appears unreachable.
// @phan-suppress-next-line PhanTypeMismatchArgumentProbablyReal
$containedElement = new Less_Tree_Paren( null );
} else {
$insideParent = [];
foreach ( $elementsToPak as $elToPak ) {
$insideParent[] = new Less_Tree_Element( null, $elToPak, $originalElement->index, $originalElement->currentFileInfo );
}
$containedElement = new Less_Tree_Paren( new Less_Tree_Selector( $insideParent ) );
}
$element = new Less_Tree_Element( null, $containedElement, $originalElement->index, $originalElement->currentFileInfo );
return new Less_Tree_Selector( [ $element ] );
}
/**
* @param Less_Tree_Element $element
* @return Less_Tree_Selector|null
*/
private function findNestedSelector( $element ) {
$maybeParen = $element->value;
if ( !( $maybeParen instanceof Less_Tree_Paren ) ) {
return null;
}
$maybeSelector = $maybeParen->value;
if ( !( $maybeSelector instanceof Less_Tree_Selector ) ) {
return null;
}
return $maybeSelector;
}
/**
* joins selector path from $beginningPath with selector path in $addPath.
*
* $replacedElement contains the element that is being replaced by $addPath
*
* @param Less_Tree_Selector[] $beginningPath
* @param Less_Tree_Selector[] $addPath
* @param Less_Tree_Element $replacedElement
* @param Less_Tree_Selector $originalSelector
* @return Less_Tree_Selector[] Concatenated path
* @see less-2.5.3.js#Ruleset-addReplacementIntoPath
*/
private function addReplacementIntoPath( array $beginningPath, array $addPath, $replacedElement, $originalSelector ) {
// our new selector path
$newSelectorPath = [];
// construct the joined selector - if `&` is the first thing this will be empty,
// if not newJoinedSelector will be the last set of elements in the selector
if ( $beginningPath ) {
// NOTE: less.js uses Array slice() to copy. In PHP, arrays are naturally copied by value.
$newSelectorPath = $beginningPath;
$lastSelector = array_pop( $newSelectorPath );
$newJoinedSelector = $originalSelector->createDerived( $lastSelector->elements );
} else {
$newJoinedSelector = $originalSelector->createDerived( [] );
}
if ( $addPath ) {
// if the & does not have a combinator that is "" or " " then
// and there is a combinator on the parent, then grab that.
// this also allows `+ a { & .b { .a & { ...`
$combinator = $replacedElement->combinator;
$parentEl = $addPath[0]->elements[0];
if ( $replacedElement->combinatorIsEmptyOrWhitespace && !$parentEl->combinatorIsEmptyOrWhitespace ) {
$combinator = $parentEl->combinator;
}
// join the elements so far with the first part of the parent
$newJoinedSelector->elements[] = new Less_Tree_Element( $combinator, $parentEl->value, $replacedElement->index, $replacedElement->currentFileInfo );
$newJoinedSelector->elements = array_merge(
$newJoinedSelector->elements,
array_slice( $addPath[0]->elements, 1 )
);
}
// now add the joined selector - but only if it is not empty
if ( $newJoinedSelector->elements ) {
$newSelectorPath[] = $newJoinedSelector;
}
// put together the parent selectors after the join (e.g. the rest of the parent)
if ( count( $addPath ) > 1 ) {
$newSelectorPath = array_merge( $newSelectorPath, array_slice( $addPath, 1 ) );
}
return $newSelectorPath;
}
function mergeElementsOnToSelectors( $elements, &$selectors ) {
if ( !$elements ) {
return;
}
if ( !$selectors ) {
$selectors[] = [ new Less_Tree_Selector( $elements ) ];
return;
}
foreach ( $selectors as &$sel ) {
// if the previous thing in sel is a parent this needs to join on to it
if ( $sel ) {
$last = count( $sel ) - 1;
$sel[$last] = $sel[$last]->createDerived( array_merge( $sel[$last]->elements, $elements ) );
} else {
$sel[] = new Less_Tree_Selector( $elements );
}
}
}
}

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