gitea/modules/middleware/repo.go

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// Copyright 2014 The Gogs Authors. All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.
package middleware
import (
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"fmt"
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"net/url"
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"strings"
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"github.com/Unknwon/macaron"
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"github.com/mcuadros/go-version"
"github.com/mssola/user_agent"
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"github.com/gogits/gogs/models"
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"github.com/gogits/gogs/modules/base"
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"github.com/gogits/gogs/modules/git"
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"github.com/gogits/gogs/modules/log"
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"github.com/gogits/gogs/modules/setting"
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)
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const (
FIREFOX_COPY_SUPPORT = "41.0"
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CHROME_COPY_SUPPORT = "43.0.2356"
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)
func ApiRepoAssignment() macaron.Handler {
return func(ctx *Context) {
userName := ctx.Params(":username")
repoName := ctx.Params(":reponame")
var (
u *models.User
err error
)
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// Check if the user is the same as the repository owner.
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if ctx.IsSigned && ctx.User.LowerName == strings.ToLower(userName) {
u = ctx.User
} else {
u, err = models.GetUserByName(userName)
if err != nil {
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if models.IsErrUserNotExist(err) {
ctx.Error(404)
} else {
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ctx.JSON(500, &base.ApiJsonErr{"GetUserByName: " + err.Error(), base.DOC_URL})
}
return
}
}
ctx.Repo.Owner = u
// Get repository.
repo, err := models.GetRepositoryByName(u.Id, repoName)
if err != nil {
if models.IsErrRepoNotExist(err) {
ctx.Error(404)
} else {
ctx.JSON(500, &base.ApiJsonErr{"GetRepositoryByName: " + err.Error(), base.DOC_URL})
}
return
} else if err = repo.GetOwner(); err != nil {
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ctx.JSON(500, &base.ApiJsonErr{"GetOwner: " + err.Error(), base.DOC_URL})
return
}
mode, err := models.AccessLevel(ctx.User, repo)
if err != nil {
ctx.JSON(500, &base.ApiJsonErr{"AccessLevel: " + err.Error(), base.DOC_URL})
return
}
ctx.Repo.AccessMode = mode
// Check access.
if ctx.Repo.AccessMode == models.ACCESS_MODE_NONE {
ctx.Error(404)
return
}
ctx.Repo.Repository = repo
}
}
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// RepoRef handles repository reference name including those contain `/`.
func RepoRef() macaron.Handler {
return func(ctx *Context) {
var (
refName string
err error
)
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// For API calls.
if ctx.Repo.GitRepo == nil {
repoPath := models.RepoPath(ctx.Repo.Owner.Name, ctx.Repo.Repository.Name)
gitRepo, err := git.OpenRepository(repoPath)
if err != nil {
ctx.Handle(500, "RepoRef Invalid repo "+repoPath, err)
return
}
ctx.Repo.GitRepo = gitRepo
}
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// Get default branch.
if len(ctx.Params("*")) == 0 {
refName = ctx.Repo.Repository.DefaultBranch
if !ctx.Repo.GitRepo.IsBranchExist(refName) {
brs, err := ctx.Repo.GitRepo.GetBranches()
if err != nil {
ctx.Handle(500, "GetBranches", err)
return
}
refName = brs[0]
}
ctx.Repo.Commit, err = ctx.Repo.GitRepo.GetCommitOfBranch(refName)
if err != nil {
ctx.Handle(500, "GetCommitOfBranch", err)
return
}
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ctx.Repo.CommitID = ctx.Repo.Commit.Id.String()
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ctx.Repo.IsBranch = true
} else {
hasMatched := false
parts := strings.Split(ctx.Params("*"), "/")
for i, part := range parts {
refName = strings.TrimPrefix(refName+"/"+part, "/")
if ctx.Repo.GitRepo.IsBranchExist(refName) ||
ctx.Repo.GitRepo.IsTagExist(refName) {
if i < len(parts)-1 {
ctx.Repo.TreeName = strings.Join(parts[i+1:], "/")
}
hasMatched = true
break
}
}
if !hasMatched && len(parts[0]) == 40 {
refName = parts[0]
ctx.Repo.TreeName = strings.Join(parts[1:], "/")
}
if ctx.Repo.GitRepo.IsBranchExist(refName) {
ctx.Repo.IsBranch = true
ctx.Repo.Commit, err = ctx.Repo.GitRepo.GetCommitOfBranch(refName)
if err != nil {
ctx.Handle(500, "GetCommitOfBranch", err)
return
}
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ctx.Repo.CommitID = ctx.Repo.Commit.Id.String()
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} else if ctx.Repo.GitRepo.IsTagExist(refName) {
ctx.Repo.IsTag = true
ctx.Repo.Commit, err = ctx.Repo.GitRepo.GetCommitOfTag(refName)
if err != nil {
ctx.Handle(500, "GetCommitOfTag", err)
return
}
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ctx.Repo.CommitID = ctx.Repo.Commit.Id.String()
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} else if len(refName) == 40 {
ctx.Repo.IsCommit = true
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ctx.Repo.CommitID = refName
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ctx.Repo.Commit, err = ctx.Repo.GitRepo.GetCommit(refName)
if err != nil {
ctx.Handle(404, "GetCommit", nil)
return
}
} else {
ctx.Handle(404, "RepoRef invalid repo", fmt.Errorf("branch or tag not exist: %s", refName))
return
}
}
ctx.Repo.BranchName = refName
ctx.Data["BranchName"] = ctx.Repo.BranchName
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ctx.Data["CommitID"] = ctx.Repo.CommitID
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ctx.Data["IsBranch"] = ctx.Repo.IsBranch
ctx.Data["IsTag"] = ctx.Repo.IsTag
ctx.Data["IsCommit"] = ctx.Repo.IsCommit
ctx.Repo.CommitsCount, err = ctx.Repo.Commit.CommitsCount()
if err != nil {
ctx.Handle(500, "CommitsCount", err)
return
}
ctx.Data["CommitsCount"] = ctx.Repo.CommitsCount
}
}
func RetrieveBaseRepo(ctx *Context, repo *models.Repository) {
// Non-fork repository will not return error in this method.
if err := repo.GetBaseRepo(); err != nil {
if models.IsErrRepoNotExist(err) {
repo.IsFork = false
repo.ForkID = 0
return
}
ctx.Handle(500, "GetBaseRepo", err)
return
} else if err = repo.BaseRepo.GetOwner(); err != nil {
ctx.Handle(500, "BaseRepo.GetOwner", err)
return
}
bsaeRepo := repo.BaseRepo
baseGitRepo, err := git.OpenRepository(models.RepoPath(bsaeRepo.Owner.Name, bsaeRepo.Name))
if err != nil {
ctx.Handle(500, "OpenRepository", err)
return
}
if len(bsaeRepo.DefaultBranch) > 0 && baseGitRepo.IsBranchExist(bsaeRepo.DefaultBranch) {
ctx.Data["BaseDefaultBranch"] = bsaeRepo.DefaultBranch
} else {
baseBranches, err := baseGitRepo.GetBranches()
if err != nil {
ctx.Handle(500, "GetBranches", err)
return
}
if len(baseBranches) > 0 {
ctx.Data["BaseDefaultBranch"] = baseBranches[0]
}
}
}
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func RepoAssignment(redirect bool, args ...bool) macaron.Handler {
return func(ctx *Context) {
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var (
displayBare bool // To display bare page if it is a bare repo.
)
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if len(args) >= 1 {
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displayBare = args[0]
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}
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var (
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u *models.User
err error
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)
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userName := ctx.Params(":username")
repoName := ctx.Params(":reponame")
refName := ctx.Params(":branchname")
if len(refName) == 0 {
refName = ctx.Params(":path")
}
// Check if the user is the same as the repository owner
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if ctx.IsSigned && ctx.User.LowerName == strings.ToLower(userName) {
u = ctx.User
} else {
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u, err = models.GetUserByName(userName)
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if err != nil {
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if models.IsErrUserNotExist(err) {
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ctx.Handle(404, "GetUserByName", err)
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} else {
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ctx.Handle(500, "GetUserByName", err)
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}
return
}
}
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ctx.Repo.Owner = u
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// Get repository.
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repo, err := models.GetRepositoryByName(u.Id, repoName)
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if err != nil {
if models.IsErrRepoNotExist(err) {
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ctx.Handle(404, "GetRepositoryByName", err)
} else {
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ctx.Handle(500, "GetRepositoryByName", err)
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}
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return
} else if err = repo.GetOwner(); err != nil {
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ctx.Handle(500, "GetOwner", err)
return
}
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mode, err := models.AccessLevel(ctx.User, repo)
if err != nil {
ctx.Handle(500, "AccessLevel", err)
return
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}
ctx.Repo.AccessMode = mode
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// Check access.
if ctx.Repo.AccessMode == models.ACCESS_MODE_NONE {
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ctx.Handle(404, "no access right", err)
return
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}
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ctx.Data["HasAccess"] = true
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if repo.IsMirror {
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ctx.Repo.Mirror, err = models.GetMirror(repo.ID)
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if err != nil {
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ctx.Handle(500, "GetMirror", err)
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return
}
ctx.Data["MirrorInterval"] = ctx.Repo.Mirror.Interval
}
ctx.Repo.Repository = repo
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ctx.Data["IsBareRepo"] = ctx.Repo.Repository.IsBare
gitRepo, err := git.OpenRepository(models.RepoPath(userName, repoName))
if err != nil {
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ctx.Handle(500, "RepoAssignment Invalid repo "+models.RepoPath(userName, repoName), err)
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return
}
ctx.Repo.GitRepo = gitRepo
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ctx.Repo.RepoLink, err = repo.RepoLink()
if err != nil {
ctx.Handle(500, "RepoLink", err)
return
}
ctx.Data["RepoLink"] = ctx.Repo.RepoLink
ctx.Data["RepoRelPath"] = ctx.Repo.Owner.Name + "/" + ctx.Repo.Repository.Name
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tags, err := ctx.Repo.GitRepo.GetTags()
if err != nil {
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ctx.Handle(500, "GetTags", err)
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return
}
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ctx.Data["Tags"] = tags
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ctx.Repo.Repository.NumTags = len(tags)
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if repo.IsFork {
RetrieveBaseRepo(ctx, repo)
if ctx.Written() {
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return
}
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}
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ctx.Data["Title"] = u.Name + "/" + repo.Name
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ctx.Data["Repository"] = repo
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ctx.Data["Owner"] = ctx.Repo.Repository.Owner
ctx.Data["IsRepositoryOwner"] = ctx.Repo.IsOwner()
ctx.Data["IsRepositoryAdmin"] = ctx.Repo.IsAdmin()
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ctx.Data["DisableSSH"] = setting.DisableSSH
ctx.Repo.CloneLink, err = repo.CloneLink()
if err != nil {
ctx.Handle(500, "CloneLink", err)
return
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}
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ctx.Data["CloneLink"] = ctx.Repo.CloneLink
if ctx.Query("go-get") == "1" {
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ctx.Data["GoGetImport"] = fmt.Sprintf("%s/%s/%s", setting.Domain, u.LowerName, repo.LowerName)
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}
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// repo is bare and display enable
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if ctx.Repo.Repository.IsBare {
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log.Debug("Bare repository: %s", ctx.Repo.RepoLink)
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// NOTE: to prevent templating error
ctx.Data["BranchName"] = ""
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if displayBare {
ctx.HTML(200, "repo/bare")
}
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return
}
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if ctx.IsSigned {
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ctx.Data["IsWatchingRepo"] = models.IsWatching(ctx.User.Id, repo.ID)
ctx.Data["IsStaringRepo"] = models.IsStaring(ctx.User.Id, repo.ID)
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}
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ctx.Data["TagName"] = ctx.Repo.TagName
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brs, err := ctx.Repo.GitRepo.GetBranches()
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if err != nil {
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ctx.Handle(500, "GetBranches", err)
return
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}
ctx.Data["Branches"] = brs
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ctx.Data["BrancheCount"] = len(brs)
// If not branch selected, try default one.
// If default branch doesn't exists, fall back to some other branch.
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if len(ctx.Repo.BranchName) == 0 {
if len(ctx.Repo.Repository.DefaultBranch) > 0 && gitRepo.IsBranchExist(ctx.Repo.Repository.DefaultBranch) {
ctx.Repo.BranchName = ctx.Repo.Repository.DefaultBranch
} else if len(brs) > 0 {
ctx.Repo.BranchName = brs[0]
}
}
ctx.Data["BranchName"] = ctx.Repo.BranchName
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ctx.Data["CommitID"] = ctx.Repo.CommitID
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userAgent := ctx.Req.Header.Get("User-Agent")
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ua := user_agent.New(userAgent)
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browserName, browserVer := ua.Browser()
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ctx.Data["BrowserSupportsCopy"] = (browserName == "Chrome" && version.Compare(browserVer, CHROME_COPY_SUPPORT, ">=")) ||
(browserName == "Firefox" && version.Compare(browserVer, FIREFOX_COPY_SUPPORT, ">="))
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}
}
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func RequireRepoAdmin() macaron.Handler {
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return func(ctx *Context) {
if !ctx.Repo.IsAdmin() {
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if !ctx.IsSigned {
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ctx.SetCookie("redirect_to", "/"+url.QueryEscape(setting.AppSubUrl+ctx.Req.RequestURI), 0, setting.AppSubUrl)
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ctx.Redirect(setting.AppSubUrl + "/user/login")
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return
}
ctx.Handle(404, ctx.Req.RequestURI, nil)
return
}
}
}
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// GitHookService checks if repository Git hooks service has been enabled.
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func GitHookService() macaron.Handler {
return func(ctx *Context) {
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if !ctx.User.AllowGitHook && !ctx.User.IsAdmin {
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ctx.Handle(404, "GitHookService", nil)
return
}
}
}