gitea/modules/middleware/repo.go
2015-08-04 09:13:37 +08:00

388 lines
10 KiB
Go

// 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 (
"fmt"
"net/url"
"strings"
"github.com/Unknwon/macaron"
"github.com/mcuadros/go-version"
"github.com/mssola/user_agent"
"github.com/gogits/gogs/models"
"github.com/gogits/gogs/modules/base"
"github.com/gogits/gogs/modules/git"
"github.com/gogits/gogs/modules/log"
"github.com/gogits/gogs/modules/setting"
)
const (
FIREFOX_COPY_SUPPORT = "41.0"
CHROME_COPY_SUPPORT = "43.0.2356"
)
func ApiRepoAssignment() macaron.Handler {
return func(ctx *Context) {
userName := ctx.Params(":username")
repoName := ctx.Params(":reponame")
var (
u *models.User
err error
)
// Check if the user is the same as the repository owner.
if ctx.IsSigned && ctx.User.LowerName == strings.ToLower(userName) {
u = ctx.User
} else {
u, err = models.GetUserByName(userName)
if err != nil {
if err == models.ErrUserNotExist {
ctx.Error(404)
} else {
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 {
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
}
}
// RepoRef handles repository reference name including those contain `/`.
func RepoRef() macaron.Handler {
return func(ctx *Context) {
var (
refName string
err error
)
// 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
}
// 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
}
ctx.Repo.CommitId = ctx.Repo.Commit.Id.String()
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
}
ctx.Repo.CommitId = ctx.Repo.Commit.Id.String()
} 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
}
ctx.Repo.CommitId = ctx.Repo.Commit.Id.String()
} else if len(refName) == 40 {
ctx.Repo.IsCommit = true
ctx.Repo.CommitId = refName
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
ctx.Data["CommitId"] = ctx.Repo.CommitId
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 RepoAssignment(redirect bool, args ...bool) macaron.Handler {
return func(ctx *Context) {
var (
displayBare bool // To display bare page if it is a bare repo.
)
if len(args) >= 1 {
displayBare = args[0]
}
var (
u *models.User
err error
)
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
if ctx.IsSigned && ctx.User.LowerName == strings.ToLower(userName) {
u = ctx.User
} else {
u, err = models.GetUserByName(userName)
if err != nil {
if err == models.ErrUserNotExist {
ctx.Handle(404, "GetUserByName", err)
} else {
ctx.Handle(500, "GetUserByName", err)
}
return
}
}
ctx.Repo.Owner = u
// Get repository.
repo, err := models.GetRepositoryByName(u.Id, repoName)
if err != nil {
if models.IsErrRepoNotExist(err) {
ctx.Handle(404, "GetRepositoryByName", err)
} else {
ctx.Handle(500, "GetRepositoryByName", err)
}
return
} else if err = repo.GetOwner(); err != nil {
ctx.Handle(500, "GetOwner", err)
return
}
mode, err := models.AccessLevel(ctx.User, repo)
if err != nil {
ctx.Handle(500, "AccessLevel", err)
return
}
ctx.Repo.AccessMode = mode
// Check access.
if ctx.Repo.AccessMode == models.ACCESS_MODE_NONE {
ctx.Handle(404, "no access right", err)
return
}
ctx.Data["HasAccess"] = true
if repo.IsMirror {
ctx.Repo.Mirror, err = models.GetMirror(repo.Id)
if err != nil {
ctx.Handle(500, "GetMirror", err)
return
}
ctx.Data["MirrorInterval"] = ctx.Repo.Mirror.Interval
}
repo.NumOpenIssues = repo.NumIssues - repo.NumClosedIssues
repo.NumOpenMilestones = repo.NumMilestones - repo.NumClosedMilestones
ctx.Repo.Repository = repo
ctx.Data["IsBareRepo"] = ctx.Repo.Repository.IsBare
gitRepo, err := git.OpenRepository(models.RepoPath(userName, repoName))
if err != nil {
ctx.Handle(500, "RepoAssignment Invalid repo "+models.RepoPath(userName, repoName), err)
return
}
ctx.Repo.GitRepo = gitRepo
ctx.Repo.RepoLink, err = repo.RepoLink()
if err != nil {
ctx.Handle(500, "RepoLink", err)
return
}
ctx.Data["RepoLink"] = ctx.Repo.RepoLink
tags, err := ctx.Repo.GitRepo.GetTags()
if err != nil {
ctx.Handle(500, "GetTags", err)
return
}
ctx.Data["Tags"] = tags
ctx.Repo.Repository.NumTags = len(tags)
// Non-fork repository will not return error in this method.
if err = repo.GetForkRepo(); err != nil {
ctx.Handle(500, "GetForkRepo", err)
return
}
ctx.Data["Title"] = u.Name + "/" + repo.Name
ctx.Data["Repository"] = repo
ctx.Data["Owner"] = ctx.Repo.Repository.Owner
ctx.Data["IsRepositoryOwner"] = ctx.Repo.AccessMode >= models.ACCESS_MODE_WRITE
ctx.Data["IsRepositoryAdmin"] = ctx.Repo.AccessMode >= models.ACCESS_MODE_ADMIN
ctx.Data["DisableSSH"] = setting.DisableSSH
ctx.Repo.CloneLink, err = repo.CloneLink()
if err != nil {
ctx.Handle(500, "CloneLink", err)
return
}
ctx.Data["CloneLink"] = ctx.Repo.CloneLink
if ctx.Query("go-get") == "1" {
ctx.Data["GoGetImport"] = fmt.Sprintf("%s/%s/%s", setting.Domain, u.LowerName, repo.LowerName)
}
// repo is bare and display enable
if ctx.Repo.Repository.IsBare {
log.Debug("Bare repository: %s", ctx.Repo.RepoLink)
// NOTE: to prevent templating error
ctx.Data["BranchName"] = ""
if displayBare {
ctx.HTML(200, "repo/bare")
}
return
}
if ctx.IsSigned {
ctx.Data["IsWatchingRepo"] = models.IsWatching(ctx.User.Id, repo.Id)
ctx.Data["IsStaringRepo"] = models.IsStaring(ctx.User.Id, repo.Id)
}
ctx.Data["TagName"] = ctx.Repo.TagName
brs, err := ctx.Repo.GitRepo.GetBranches()
if err != nil {
ctx.Handle(500, "GetBranches", err)
return
}
ctx.Data["Branches"] = brs
ctx.Data["BrancheCount"] = len(brs)
// If not branch selected, try default one.
// If default branch doesn't exists, fall back to some other branch.
if ctx.Repo.BranchName == "" {
if ctx.Repo.Repository.DefaultBranch != "" && 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
ctx.Data["CommitId"] = ctx.Repo.CommitId
userAgent := ctx.Req.Header.Get("User-Agent")
ua := user_agent.New(userAgent)
browserName, browserVer := ua.Browser()
ctx.Data["BrowserSupportsCopy"] = (browserName == "Chrome" && version.Compare(browserVer, CHROME_COPY_SUPPORT, ">=")) ||
(browserName == "Firefox" && version.Compare(browserVer, FIREFOX_COPY_SUPPORT, ">="))
}
}
func RequireAdmin() macaron.Handler {
return func(ctx *Context) {
if ctx.Repo.AccessMode < models.ACCESS_MODE_ADMIN {
if !ctx.IsSigned {
ctx.SetCookie("redirect_to", "/"+url.QueryEscape(setting.AppSubUrl+ctx.Req.RequestURI), 0, setting.AppSubUrl)
ctx.Redirect(setting.AppSubUrl + "/user/login")
return
}
ctx.Handle(404, ctx.Req.RequestURI, nil)
return
}
}
}
// GitHookService checks if repository Git hooks service has been enabled.
func GitHookService() macaron.Handler {
return func(ctx *Context) {
if !ctx.User.AllowGitHook && !ctx.User.IsAdmin {
ctx.Handle(404, "GitHookService", nil)
return
}
}
}