mirror of
https://github.com/gtbu/Typesetter-5.3-p8.git
synced 2024-11-22 14:19:14 +01:00
120 lines
3.2 KiB
PHP
120 lines
3.2 KiB
PHP
<?php
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namespace gp\tool{
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defined('is_running') or die('Not an entry point...');
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class Recaptcha{
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/**
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* Checks to see if any anti-spam functionality is enabled
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* @static
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* @return bool True if plugin-hooks or recaptcha is enabled
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*/
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public static function isActive(){
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if( \gp\tool\Plugins::HasHook('AntiSpam_Form') && \gp\tool\Plugins::HasHook('AntiSpam_Check') ){
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return true;
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}
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return self::hasRecaptcha();
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}
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/**
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* Checks to see if recaptcha configuration has been set up
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* @static
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* @return bool True if recaptcha_public and recaptcha_private are set
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*/
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public static function hasRecaptcha(){
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global $config;
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if( !empty($config['recaptcha_public']) && !empty($config['recaptcha_private']) ){
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return true;
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}
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return false;
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}
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/**
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* Return the html of a recaptcha area for use in a <form>
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* @static
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* @return string
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*/
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public static function GetForm($theme='light', $size='', $lang=''){
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global $config;
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$custom_size = !empty($size) ? ' data-size="' . htmlspecialchars($size) .'"' : ''; // conpact, normal
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$custom_lang = !empty($lang) || $lang != 'inherit' ? '?hl='. htmlspecialchars($lang) : '';
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$html = '';
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if( self::hasRecaptcha() ){
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includeFile('thirdparty/recaptcha/autoload.php');
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$html = '<script src="https://www.google.com/recaptcha/api.js' . $custom_lang . '" async defer></script>';
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$html .= '<div class="g-recaptcha" data-theme="' . $theme . '" ';
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$html .= 'data-sitekey="' . $config['recaptcha_public'] . '"' . $custom_size . '></div>';
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}
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return \gp\tool\Plugins::Filter('AntiSpam_Form', array($html));
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}
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/**
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* Ouptut the html of a recaptcha area for use in a <form>
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* @static
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*
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*/
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public static function Form($theme='light'){
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global $config;
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echo self::GetForm($theme,'',$config['recaptcha_language'] ?? null);
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}
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/**
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* Verify the user submitted form by checking anti-spam hooks and/or recaptcha if they exist
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* @static
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*
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*/
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public static function Check(){
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global $page,$langmessage,$config,$dataDir;
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// if hooks return false, stop
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if( !\gp\tool\Plugins::Filter('AntiSpam_Check',array(true)) ) return false;
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// if recaptcha inactive, stop
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if( !self::hasRecaptcha() ) return true;
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if( empty($_REQUEST['g-recaptcha-response']) ){
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return false;
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}
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require_once($dataDir.'/include/thirdparty/recaptcha/autoload.php');
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if (!ini_get('allow_url_fopen')) {
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// allow_url_fopen = Off
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$recaptcha = new \ReCaptcha\ReCaptcha($config['recaptcha_private'], new \ReCaptcha\RequestMethod\SocketPost());
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}
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else {
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// allow_url_fopen = On
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$recaptcha = new \ReCaptcha\ReCaptcha($config['recaptcha_private']);
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}
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if (!empty($_SERVER['HTTP_CLIENT_IP'])) {
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$ip = $_SERVER['HTTP_CLIENT_IP'];
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} elseif (!empty($_SERVER['HTTP_X_FORWARDED_FOR'])) {
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$ip = $_SERVER['HTTP_X_FORWARDED_FOR'];
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} else {
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$ip = $_SERVER['REMOTE_ADDR'];
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}
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$resp = $recaptcha->verify($_REQUEST['g-recaptcha-response'], $ip);
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if (!$resp->isSuccess()) {
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//$error_codes = $resp->getErrorCodes();
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//error_log();
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msg($langmessage['INCORRECT_CAPTCHA']);
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return false;
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}
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return true;
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}
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}
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}
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namespace{
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class gp_recaptcha extends \gp\tool\Recaptcha{}
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}
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