354 lines
8.4 KiB
Go
354 lines
8.4 KiB
Go
// Copyright 2014 The Gogs Authors. All rights reserved.
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// Use of this source code is governed by a MIT-style
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// license that can be found in the LICENSE file.
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package models
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import (
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"errors"
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"fmt"
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"io/ioutil"
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"os"
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"path/filepath"
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"strings"
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"sync"
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"time"
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"unicode/utf8"
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"github.com/Unknwon/cae/zip"
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"github.com/Unknwon/com"
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"github.com/gogits/git"
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"github.com/gogits/gogs/modules/base"
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"github.com/gogits/gogs/modules/log"
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)
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type Repository struct {
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Id int64
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OwnerId int64 `xorm:"unique(s)"`
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ForkId int64
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LowerName string `xorm:"unique(s) index not null"`
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Name string `xorm:"index not null"`
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Description string
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Private bool
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NumWatchs int
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NumStars int
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NumForks int
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Created time.Time `xorm:"created"`
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Updated time.Time `xorm:"updated"`
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}
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type Star struct {
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Id int64
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RepoId int64
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UserId int64
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Created time.Time `xorm:"created"`
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}
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var (
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gitInitLocker = sync.Mutex{}
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LanguageIgns, Licenses []string
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)
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var (
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ErrRepoAlreadyExist = errors.New("Repository already exist")
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ErrRepoNotExist = errors.New("Repository does not exist")
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)
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func init() {
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LanguageIgns = strings.Split(base.Cfg.MustValue("repository", "LANG_IGNS"), "|")
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Licenses = strings.Split(base.Cfg.MustValue("repository", "LICENSES"), "|")
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zip.Verbose = false
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}
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// check if repository is exist
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func IsRepositoryExist(user *User, repoName string) (bool, error) {
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repo := Repository{OwnerId: user.Id}
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has, err := orm.Where("lower_name = ?", strings.ToLower(repoName)).Get(&repo)
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if err != nil {
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return has, err
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}
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s, err := os.Stat(RepoPath(user.Name, repoName))
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if err != nil {
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return false, nil // Error simply means does not exist, but we don't want to show up.
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}
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return s.IsDir(), nil
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}
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// CreateRepository creates a repository for given user or orgnaziation.
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func CreateRepository(user *User, repoName, desc, repoLang, license string, private bool, initReadme bool) (*Repository, error) {
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isExist, err := IsRepositoryExist(user, repoName)
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if err != nil {
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return nil, err
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} else if isExist {
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return nil, ErrRepoAlreadyExist
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}
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repo := &Repository{
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OwnerId: user.Id,
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Name: repoName,
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LowerName: strings.ToLower(repoName),
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Description: desc,
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Private: private,
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}
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f := RepoPath(user.Name, repoName)
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if err = initRepository(f, user, repo, initReadme, repoLang, license); err != nil {
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return nil, err
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}
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session := orm.NewSession()
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defer session.Close()
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session.Begin()
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if _, err = session.Insert(repo); err != nil {
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if err2 := os.RemoveAll(f); err2 != nil {
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return nil, errors.New(fmt.Sprintf(
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"delete repo directory %s/%s failed", user.Name, repoName))
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}
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session.Rollback()
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return nil, err
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}
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access := Access{
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UserName: user.Name,
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RepoName: repo.Name,
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Mode: AU_WRITABLE,
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}
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if _, err = session.Insert(&access); err != nil {
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session.Rollback()
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if err2 := os.RemoveAll(f); err2 != nil {
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return nil, errors.New(fmt.Sprintf(
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"delete repo directory %s/%s failed", user.Name, repoName))
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}
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return nil, err
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}
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if _, err = session.Exec("update user set num_repos = num_repos + 1 where id = ?", user.Id); err != nil {
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session.Rollback()
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if err2 := os.RemoveAll(f); err2 != nil {
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return nil, errors.New(fmt.Sprintf(
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"delete repo directory %s/%s failed", user.Name, repoName))
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}
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return nil, err
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}
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if err = session.Commit(); err != nil {
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session.Rollback()
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if err2 := os.RemoveAll(f); err2 != nil {
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return nil, errors.New(fmt.Sprintf(
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"delete repo directory %s/%s failed", user.Name, repoName))
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}
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return nil, err
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}
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return repo, NewRepoAction(user, repo)
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return nil, nil
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}
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// extractGitBareZip extracts git-bare.zip to repository path.
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func extractGitBareZip(repoPath string) error {
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z, err := zip.Open("conf/content/git-bare.zip")
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if err != nil {
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fmt.Println("shi?")
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return err
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}
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defer z.Close()
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return z.ExtractTo(repoPath)
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}
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// initRepoCommit temporarily changes with work directory.
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func initRepoCommit(tmpPath string, sig *git.Signature) error {
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gitInitLocker.Lock()
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defer gitInitLocker.Unlock()
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// Change work directory.
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curPath, err := os.Getwd()
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if err != nil {
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return err
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} else if err = os.Chdir(tmpPath); err != nil {
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return err
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}
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defer os.Chdir(curPath)
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if _, _, err := com.ExecCmd("git", "add", "--all"); err != nil {
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return err
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}
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if _, _, err := com.ExecCmd("git", "commit", fmt.Sprintf("--author='%s <%s>'", sig.Name, sig.Email),
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"-m", "Init commit"); err != nil {
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return err
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}
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if _, _, err := com.ExecCmd("git", "push", "origin", "master"); err != nil {
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return err
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}
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return nil
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}
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// InitRepository initializes README and .gitignore if needed.
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func initRepository(f string, user *User, repo *Repository, initReadme bool, repoLang, license string) error {
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repoPath := RepoPath(user.Name, repo.Name)
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// Create bare new repository.
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if err := extractGitBareZip(repoPath); err != nil {
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return err
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}
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// Initialize repository according to user's choice.
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fileName := map[string]string{}
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if initReadme {
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fileName["readme"] = "README.md"
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}
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if repoLang != "" {
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fileName["gitign"] = ".gitignore"
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}
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if license != "" {
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fileName["license"] = "LICENSE"
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}
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// Clone to temprory path and do the init commit.
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tmpDir := filepath.Join(os.TempDir(), fmt.Sprintf("%d", time.Now().Nanosecond()))
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os.MkdirAll(tmpDir, os.ModePerm)
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if _, _, err := com.ExecCmd("git", "clone", repoPath, tmpDir); err != nil {
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return err
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}
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// README
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if initReadme {
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defaultReadme := repo.Name + "\n" + strings.Repeat("=",
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utf8.RuneCountInString(repo.Name)) + "\n\n" + repo.Description
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if err := ioutil.WriteFile(filepath.Join(tmpDir, fileName["readme"]),
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[]byte(defaultReadme), 0644); err != nil {
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return err
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}
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}
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// .gitignore
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if repoLang != "" {
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filePath := "conf/gitignore/" + repoLang
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if com.IsFile(filePath) {
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if _, err := com.Copy(filePath,
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filepath.Join(tmpDir, fileName["gitign"])); err != nil {
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return err
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}
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}
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}
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// LICENSE
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if license != "" {
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filePath := "conf/license/" + license
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if com.IsFile(filePath) {
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if _, err := com.Copy(filePath,
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filepath.Join(tmpDir, fileName["license"])); err != nil {
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return err
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}
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}
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}
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// Apply changes and commit.
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if err := initRepoCommit(tmpDir, user.NewGitSig()); err != nil {
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return err
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}
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return nil
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}
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func GetRepositoryByName(user *User, repoName string) (*Repository, error) {
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repo := &Repository{
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OwnerId: user.Id,
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LowerName: strings.ToLower(repoName),
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}
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has, err := orm.Get(repo)
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if err != nil {
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return nil, err
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} else if !has {
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return nil, ErrRepoNotExist
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}
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return repo, err
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}
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func GetRepositoryById(id int64) (repo *Repository, err error) {
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has, err := orm.Id(id).Get(repo)
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if err != nil {
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return nil, err
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} else if !has {
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return nil, ErrRepoNotExist
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}
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return repo, err
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}
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// GetRepositories returns the list of repositories of given user.
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func GetRepositories(user *User) ([]Repository, error) {
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repos := make([]Repository, 0, 10)
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err := orm.Desc("updated").Find(&repos, &Repository{OwnerId: user.Id})
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return repos, err
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}
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func GetRepositoryCount(user *User) (int64, error) {
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return orm.Count(&Repository{OwnerId: user.Id})
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}
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func StarReposiory(user *User, repoName string) error {
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return nil
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}
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func UnStarRepository() {
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}
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func WatchRepository() {
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}
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func UnWatchRepository() {
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}
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func ForkRepository(reposName string, userId int64) {
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}
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func RepoPath(userName, repoName string) string {
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return filepath.Join(UserPath(userName), repoName+".git")
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}
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// DeleteRepository deletes a repository for a user or orgnaztion.
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func DeleteRepository(userId, repoId int64, userName string) (err error) {
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repo := &Repository{Id: repoId, OwnerId: userId}
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has, err := orm.Get(repo)
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if err != nil {
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return err
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} else if !has {
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return ErrRepoNotExist
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}
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session := orm.NewSession()
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if err = session.Begin(); err != nil {
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return err
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}
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if _, err = session.Delete(&Repository{Id: repoId}); err != nil {
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session.Rollback()
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return err
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}
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if _, err := session.Delete(&Access{UserName: userName, RepoName: repo.Name}); err != nil {
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session.Rollback()
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return err
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}
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if _, err = session.Exec("update user set num_repos = num_repos - 1 where id = ?", userId); err != nil {
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session.Rollback()
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return err
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}
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if err = session.Commit(); err != nil {
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session.Rollback()
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return err
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}
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if err = os.RemoveAll(RepoPath(userName, repo.Name)); err != nil {
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// TODO: log and delete manully
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log.Error("delete repo %s/%s failed", userName, repo.Name)
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return err
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}
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return nil
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}
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