fix

1 files changed, 647 insertions, 0 deletions

diff --git a/models/repo.go b/models/repo.go
new file mode 100644
index 00000000..573e0f4e
--- /dev/null
+++ b/models/repo.go
@@ -0,0 +1,647 @@
+// 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 models
+
+import (
+	"errors"
+	"fmt"
+	"io/ioutil"
+	"os"
+	"os/exec"
+	"path"
+	"path/filepath"
+	"strings"
+	"time"
+	"unicode/utf8"
+
+	"github.com/Unknwon/cae/zip"
+	"github.com/Unknwon/com"
+
+	"github.com/gogits/git"
+
+	"github.com/gogits/gogs/modules/base"
+	"github.com/gogits/gogs/modules/log"
+)
+
+var (
+	ErrRepoAlreadyExist  = errors.New("Repository already exist")
+	ErrRepoNotExist      = errors.New("Repository does not exist")
+	ErrRepoFileNotExist  = errors.New("Target Repo file does not exist")
+	ErrRepoNameIllegal   = errors.New("Repository name contains illegal characters")
+	ErrRepoFileNotLoaded = fmt.Errorf("repo file not loaded")
+)
+
+var (
+	LanguageIgns, Licenses []string
+)
+
+func LoadRepoConfig() {
+	LanguageIgns = strings.Split(base.Cfg.MustValue("repository", "LANG_IGNS"), "|")
+	Licenses = strings.Split(base.Cfg.MustValue("repository", "LICENSES"), "|")
+}
+
+func NewRepoContext() {
+	zip.Verbose = false
+
+	// Check if server has basic git setting.
+	stdout, _, err := com.ExecCmd("git", "config", "--get", "user.name")
+	if err != nil {
+		fmt.Printf("repo.init(fail to get git user.name): %v", err)
+		os.Exit(2)
+	} else if len(stdout) == 0 {
+		if _, _, err = com.ExecCmd("git", "config", "--global", "user.email", "gogitservice@gmail.com"); err != nil {
+			fmt.Printf("repo.init(fail to set git user.email): %v", err)
+			os.Exit(2)
+		} else if _, _, err = com.ExecCmd("git", "config", "--global", "user.name", "Gogs"); err != nil {
+			fmt.Printf("repo.init(fail to set git user.name): %v", err)
+			os.Exit(2)
+		}
+	}
+}
+
+// Repository represents a git repository.
+type Repository struct {
+	Id              int64
+	OwnerId         int64 `xorm:"unique(s)"`
+	ForkId          int64
+	LowerName       string `xorm:"unique(s) index not null"`
+	Name            string `xorm:"index not null"`
+	Description     string
+	Website         string
+	NumWatches      int
+	NumStars        int
+	NumForks        int
+	NumIssues       int
+	NumReleases     int `xorm:"NOT NULL"`
+	NumClosedIssues int
+	NumOpenIssues   int `xorm:"-"`
+	IsPrivate       bool
+	IsBare          bool
+	IsGoget         bool
+	Created         time.Time `xorm:"created"`
+	Updated         time.Time `xorm:"updated"`
+}
+
+// IsRepositoryExist returns true if the repository with given name under user has already existed.
+func IsRepositoryExist(user *User, repoName string) (bool, error) {
+	repo := Repository{OwnerId: user.Id}
+	has, err := orm.Where("lower_name = ?", strings.ToLower(repoName)).Get(&repo)
+	if err != nil {
+		return has, err
+	} else if !has {
+		return false, nil
+	}
+
+	return com.IsDir(RepoPath(user.Name, repoName)), nil
+}
+
+var (
+	illegalEquals  = []string{"raw", "install", "api", "avatar", "user", "help", "stars", "issues", "pulls", "commits", "repo", "template", "admin"}
+	illegalSuffixs = []string{".git"}
+)
+
+// IsLegalName returns false if name contains illegal characters.
+func IsLegalName(repoName string) bool {
+	repoName = strings.ToLower(repoName)
+	for _, char := range illegalEquals {
+		if repoName == char {
+			return false
+		}
+	}
+	for _, char := range illegalSuffixs {
+		if strings.HasSuffix(repoName, char) {
+			return false
+		}
+	}
+	return true
+}
+
+// CreateRepository creates a repository for given user or orgnaziation.
+func CreateRepository(user *User, repoName, desc, repoLang, license string, private bool, initReadme bool) (*Repository, error) {
+	if !IsLegalName(repoName) {
+		return nil, ErrRepoNameIllegal
+	}
+
+	isExist, err := IsRepositoryExist(user, repoName)
+	if err != nil {
+		return nil, err
+	} else if isExist {
+		return nil, ErrRepoAlreadyExist
+	}
+
+	repo := &Repository{
+		OwnerId:     user.Id,
+		Name:        repoName,
+		LowerName:   strings.ToLower(repoName),
+		Description: desc,
+		IsPrivate:   private,
+		IsBare:      repoLang == "" && license == "" && !initReadme,
+	}
+	repoPath := RepoPath(user.Name, repoName)
+
+	sess := orm.NewSession()
+	defer sess.Close()
+	sess.Begin()
+
+	if _, err = sess.Insert(repo); err != nil {
+		if err2 := os.RemoveAll(repoPath); err2 != nil {
+			log.Error("repo.CreateRepository(repo): %v", err)
+			return nil, errors.New(fmt.Sprintf(
+				"delete repo directory %s/%s failed(1): %v", user.Name, repoName, err2))
+		}
+		sess.Rollback()
+		return nil, err
+	}
+
+	access := Access{
+		UserName: user.LowerName,
+		RepoName: strings.ToLower(path.Join(user.Name, repo.Name)),
+		Mode:     AU_WRITABLE,
+	}
+	if _, err = sess.Insert(&access); err != nil {
+		sess.Rollback()
+		if err2 := os.RemoveAll(repoPath); err2 != nil {
+			log.Error("repo.CreateRepository(access): %v", err)
+			return nil, errors.New(fmt.Sprintf(
+				"delete repo directory %s/%s failed(2): %v", user.Name, repoName, err2))
+		}
+		return nil, err
+	}
+
+	rawSql := "UPDATE `user` SET num_repos = num_repos + 1 WHERE id = ?"
+	if _, err = sess.Exec(rawSql, user.Id); err != nil {
+		sess.Rollback()
+		if err2 := os.RemoveAll(repoPath); err2 != nil {
+			log.Error("repo.CreateRepository(repo count): %v", err)
+			return nil, errors.New(fmt.Sprintf(
+				"delete repo directory %s/%s failed(3): %v", user.Name, repoName, err2))
+		}
+		return nil, err
+	}
+
+	if err = sess.Commit(); err != nil {
+		sess.Rollback()
+		if err2 := os.RemoveAll(repoPath); err2 != nil {
+			log.Error("repo.CreateRepository(commit): %v", err)
+			return nil, errors.New(fmt.Sprintf(
+				"delete repo directory %s/%s failed(3): %v", user.Name, repoName, err2))
+		}
+		return nil, err
+	}
+
+	c := exec.Command("git", "update-server-info")
+	c.Dir = repoPath
+	if err = c.Run(); err != nil {
+		log.Error("repo.CreateRepository(exec update-server-info): %v", err)
+	}
+
+	if err = NewRepoAction(user, repo); err != nil {
+		log.Error("repo.CreateRepository(NewRepoAction): %v", err)
+	}
+
+	if err = WatchRepo(user.Id, repo.Id, true); err != nil {
+		log.Error("repo.CreateRepository(WatchRepo): %v", err)
+	}
+
+	if err = initRepository(repoPath, user, repo, initReadme, repoLang, license); err != nil {
+		return nil, err
+	}
+
+	return repo, nil
+}
+
+// extractGitBareZip extracts git-bare.zip to repository path.
+func extractGitBareZip(repoPath string) error {
+	z, err := zip.Open("conf/content/git-bare.zip")
+	if err != nil {
+		fmt.Println("shi?")
+		return err
+	}
+	defer z.Close()
+
+	return z.ExtractTo(repoPath)
+}
+
+// initRepoCommit temporarily changes with work directory.
+func initRepoCommit(tmpPath string, sig *git.Signature) (err error) {
+	var stderr string
+	if _, stderr, err = com.ExecCmdDir(tmpPath, "git", "add", "--all"); err != nil {
+		return err
+	}
+	if len(stderr) > 0 {
+		log.Trace("stderr(1): %s", stderr)
+	}
+
+	if _, stderr, err = com.ExecCmdDir(tmpPath, "git", "commit", fmt.Sprintf("--author='%s <%s>'", sig.Name, sig.Email),
+		"-m", "Init commit"); err != nil {
+		return err
+	}
+	if len(stderr) > 0 {
+		log.Trace("stderr(2): %s", stderr)
+	}
+
+	if _, stderr, err = com.ExecCmdDir(tmpPath, "git", "push", "origin", "master"); err != nil {
+		return err
+	}
+	if len(stderr) > 0 {
+		log.Trace("stderr(3): %s", stderr)
+	}
+	return nil
+}
+
+func createHookUpdate(hookPath, content string) error {
+	pu, err := os.OpenFile(hookPath, os.O_CREATE|os.O_WRONLY, 0777)
+	if err != nil {
+		return err
+	}
+	defer pu.Close()
+
+	_, err = pu.WriteString(content)
+	return err
+}
+
+// SetRepoEnvs sets environment variables for command update.
+func SetRepoEnvs(userId int64, userName, repoName string) {
+	os.Setenv("userId", base.ToStr(userId))
+	os.Setenv("userName", userName)
+	os.Setenv("repoName", repoName)
+}
+
+// InitRepository initializes README and .gitignore if needed.
+func initRepository(f string, user *User, repo *Repository, initReadme bool, repoLang, license string) error {
+	repoPath := RepoPath(user.Name, repo.Name)
+
+	// Create bare new repository.
+	if err := extractGitBareZip(repoPath); err != nil {
+		return err
+	}
+
+	// hook/post-update
+	if err := createHookUpdate(filepath.Join(repoPath, "hooks", "update"),
+		fmt.Sprintf("#!/usr/bin/env bash\n%s update $1 $2 $3\n",
+			strings.Replace(appPath, "\\", "/", -1))); err != nil {
+		return err
+	}
+
+	// Initialize repository according to user's choice.
+	fileName := map[string]string{}
+	if initReadme {
+		fileName["readme"] = "README.md"
+	}
+	if repoLang != "" {
+		fileName["gitign"] = ".gitignore"
+	}
+	if license != "" {
+		fileName["license"] = "LICENSE"
+	}
+
+	// Clone to temprory path and do the init commit.
+	tmpDir := filepath.Join(os.TempDir(), fmt.Sprintf("%d", time.Now().Nanosecond()))
+	os.MkdirAll(tmpDir, os.ModePerm)
+
+	if _, _, err := com.ExecCmd("git", "clone", repoPath, tmpDir); err != nil {
+		return err
+	}
+
+	// README
+	if initReadme {
+		defaultReadme := repo.Name + "\n" + strings.Repeat("=",
+			utf8.RuneCountInString(repo.Name)) + "\n\n" + repo.Description
+		if err := ioutil.WriteFile(filepath.Join(tmpDir, fileName["readme"]),
+			[]byte(defaultReadme), 0644); err != nil {
+			return err
+		}
+	}
+
+	// .gitignore
+	if repoLang != "" {
+		filePath := "conf/gitignore/" + repoLang
+		if com.IsFile(filePath) {
+			if _, err := com.Copy(filePath,
+				filepath.Join(tmpDir, fileName["gitign"])); err != nil {
+				return err
+			}
+		}
+	}
+
+	// LICENSE
+	if license != "" {
+		filePath := "conf/license/" + license
+		if com.IsFile(filePath) {
+			if _, err := com.Copy(filePath,
+				filepath.Join(tmpDir, fileName["license"])); err != nil {
+				return err
+			}
+		}
+	}
+
+	if len(fileName) == 0 {
+		return nil
+	}
+
+	SetRepoEnvs(user.Id, user.Name, repo.Name)
+
+	// Apply changes and commit.
+	return initRepoCommit(tmpDir, user.NewGitSig())
+}
+
+// UserRepo reporesents a repository with user name.
+type UserRepo struct {
+	*Repository
+	UserName string
+}
+
+// GetRepos returns given number of repository objects with offset.
+func GetRepos(num, offset int) ([]UserRepo, error) {
+	repos := make([]Repository, 0, num)
+	if err := orm.Limit(num, offset).Asc("id").Find(&repos); err != nil {
+		return nil, err
+	}
+
+	urepos := make([]UserRepo, len(repos))
+	for i := range repos {
+		urepos[i].Repository = &repos[i]
+		u := new(User)
+		has, err := orm.Id(urepos[i].Repository.OwnerId).Get(u)
+		if err != nil {
+			return nil, err
+		} else if !has {
+			return nil, ErrUserNotExist
+		}
+		urepos[i].UserName = u.Name
+	}
+
+	return urepos, nil
+}
+
+func RepoPath(userName, repoName string) string {
+	return filepath.Join(UserPath(userName), strings.ToLower(repoName)+".git")
+}
+
+// TransferOwnership transfers all corresponding setting from old user to new one.
+func TransferOwnership(user *User, newOwner string, repo *Repository) (err error) {
+	newUser, err := GetUserByName(newOwner)
+	if err != nil {
+		return err
+	}
+
+	// Update accesses.
+	accesses := make([]Access, 0, 10)
+	if err = orm.Find(&accesses, &Access{RepoName: user.LowerName + "/" + repo.LowerName}); err != nil {
+		return err
+	}
+
+	sess := orm.NewSession()
+	defer sess.Close()
+	if err = sess.Begin(); err != nil {
+		return err
+	}
+
+	for i := range accesses {
+		accesses[i].RepoName = newUser.LowerName + "/" + repo.LowerName
+		if accesses[i].UserName == user.LowerName {
+			accesses[i].UserName = newUser.LowerName
+		}
+		if err = UpdateAccessWithSession(sess, &accesses[i]); err != nil {
+			return err
+		}
+	}
+
+	// Update repository.
+	repo.OwnerId = newUser.Id
+	if _, err := sess.Id(repo.Id).Update(repo); err != nil {
+		sess.Rollback()
+		return err
+	}
+
+	// Update user repository number.
+	rawSql := "UPDATE `user` SET num_repos = num_repos + 1 WHERE id = ?"
+	if _, err = sess.Exec(rawSql, newUser.Id); err != nil {
+		sess.Rollback()
+		return err
+	}
+	rawSql = "UPDATE `user` SET num_repos = num_repos - 1 WHERE id = ?"
+	if _, err = sess.Exec(rawSql, user.Id); err != nil {
+		sess.Rollback()
+		return err
+	}
+
+	// Add watch of new owner to repository.
+	if !IsWatching(newUser.Id, repo.Id) {
+		if err = WatchRepo(newUser.Id, repo.Id, true); err != nil {
+			sess.Rollback()
+			return err
+		}
+	}
+
+	if err = TransferRepoAction(user, newUser, repo); err != nil {
+		sess.Rollback()
+		return err
+	}
+
+	// Change repository directory name.
+	if err = os.Rename(RepoPath(user.Name, repo.Name), RepoPath(newUser.Name, repo.Name)); err != nil {
+		sess.Rollback()
+		return err
+	}
+
+	return sess.Commit()
+}
+
+// ChangeRepositoryName changes all corresponding setting from old repository name to new one.
+func ChangeRepositoryName(userName, oldRepoName, newRepoName string) (err error) {
+	// Update accesses.
+	accesses := make([]Access, 0, 10)
+	if err = orm.Find(&accesses, &Access{RepoName: strings.ToLower(userName + "/" + oldRepoName)}); err != nil {
+		return err
+	}
+
+	sess := orm.NewSession()
+	defer sess.Close()
+	if err = sess.Begin(); err != nil {
+		return err
+	}
+
+	for i := range accesses {
+		accesses[i].RepoName = userName + "/" + newRepoName
+		if err = UpdateAccessWithSession(sess, &accesses[i]); err != nil {
+			return err
+		}
+	}
+
+	// Change repository directory name.
+	if err = os.Rename(RepoPath(userName, oldRepoName), RepoPath(userName, newRepoName)); err != nil {
+		sess.Rollback()
+		return err
+	}
+
+	return sess.Commit()
+}
+
+func UpdateRepository(repo *Repository) error {
+	repo.LowerName = strings.ToLower(repo.Name)
+
+	if len(repo.Description) > 255 {
+		repo.Description = repo.Description[:255]
+	}
+	if len(repo.Website) > 255 {
+		repo.Website = repo.Website[:255]
+	}
+	_, err := orm.Id(repo.Id).AllCols().Update(repo)
+	return err
+}
+
+// DeleteRepository deletes a repository for a user or orgnaztion.
+func DeleteRepository(userId, repoId int64, userName string) (err error) {
+	repo := &Repository{Id: repoId, OwnerId: userId}
+	has, err := orm.Get(repo)
+	if err != nil {
+		return err
+	} else if !has {
+		return ErrRepoNotExist
+	}
+
+	sess := orm.NewSession()
+	defer sess.Close()
+	if err = sess.Begin(); err != nil {
+		return err
+	}
+	if _, err = sess.Delete(&Repository{Id: repoId}); err != nil {
+		sess.Rollback()
+		return err
+	}
+	if _, err := sess.Delete(&Access{RepoName: strings.ToLower(path.Join(userName, repo.Name))}); err != nil {
+		sess.Rollback()
+		return err
+	}
+	rawSql := "UPDATE `user` SET num_repos = num_repos - 1 WHERE id = ?"
+	if _, err = sess.Exec(rawSql, userId); err != nil {
+		sess.Rollback()
+		return err
+	}
+	if _, err = sess.Delete(&Watch{RepoId: repoId}); err != nil {
+		sess.Rollback()
+		return err
+	}
+	if err = sess.Commit(); err != nil {
+		sess.Rollback()
+		return err
+	}
+	if err = os.RemoveAll(RepoPath(userName, repo.Name)); err != nil {
+		// TODO: log and delete manully
+		log.Error("delete repo %s/%s failed: %v", userName, repo.Name, err)
+		return err
+	}
+	return nil
+}
+
+// GetRepositoryByName returns the repository by given name under user if exists.
+func GetRepositoryByName(userId int64, repoName string) (*Repository, error) {
+	repo := &Repository{
+		OwnerId:   userId,
+		LowerName: strings.ToLower(repoName),
+	}
+	has, err := orm.Get(repo)
+	if err != nil {
+		return nil, err
+	} else if !has {
+		return nil, ErrRepoNotExist
+	}
+	return repo, err
+}
+
+// GetRepositoryById returns the repository by given id if exists.
+func GetRepositoryById(id int64) (*Repository, error) {
+	repo := &Repository{}
+	has, err := orm.Id(id).Get(repo)
+	if err != nil {
+		return nil, err
+	} else if !has {
+		return nil, ErrRepoNotExist
+	}
+	return repo, err
+}
+
+// GetRepositories returns the list of repositories of given user.
+func GetRepositories(user *User) ([]Repository, error) {
+	repos := make([]Repository, 0, 10)
+	err := orm.Desc("updated").Find(&repos, &Repository{OwnerId: user.Id})
+	return repos, err
+}
+
+func GetRepositoryCount(user *User) (int64, error) {
+	return orm.Count(&Repository{OwnerId: user.Id})
+}
+
+// Watch is connection request for receiving repository notifycation.
+type Watch struct {
+	Id     int64
+	RepoId int64 `xorm:"UNIQUE(watch)"`
+	UserId int64 `xorm:"UNIQUE(watch)"`
+}
+
+// Watch or unwatch repository.
+func WatchRepo(userId, repoId int64, watch bool) (err error) {
+	if watch {
+		if _, err = orm.Insert(&Watch{RepoId: repoId, UserId: userId}); err != nil {
+			return err
+		}
+
+		rawSql := "UPDATE `repository` SET num_watches = num_watches + 1 WHERE id = ?"
+		_, err = orm.Exec(rawSql, repoId)
+	} else {
+		if _, err = orm.Delete(&Watch{0, repoId, userId}); err != nil {
+			return err
+		}
+		rawSql := "UPDATE `repository` SET num_watches = num_watches - 1 WHERE id = ?"
+		_, err = orm.Exec(rawSql, repoId)
+	}
+	return err
+}
+
+// GetWatches returns all watches of given repository.
+func GetWatches(repoId int64) ([]Watch, error) {
+	watches := make([]Watch, 0, 10)
+	err := orm.Find(&watches, &Watch{RepoId: repoId})
+	return watches, err
+}
+
+// NotifyWatchers creates batch of actions for every watcher.
+func NotifyWatchers(act *Action) error {
+	// Add feeds for user self and all watchers.
+	watches, err := GetWatches(act.RepoId)
+	if err != nil {
+		return errors.New("repo.NotifyWatchers(get watches): " + err.Error())
+	}
+
+	// Add feed for actioner.
+	act.UserId = act.ActUserId
+	if _, err = orm.InsertOne(act); err != nil {
+		return errors.New("repo.NotifyWatchers(create action): " + err.Error())
+	}
+
+	for i := range watches {
+		if act.ActUserId == watches[i].UserId {
+			continue
+		}
+
+		act.Id = 0
+		act.UserId = watches[i].UserId
+		if _, err = orm.InsertOne(act); err != nil {
+			return errors.New("repo.NotifyWatchers(create action): " + err.Error())
+		}
+	}
+	return nil
+}
+
+// IsWatching checks if user has watched given repository.
+func IsWatching(userId, repoId int64) bool {
+	has, _ := orm.Get(&Watch{0, repoId, userId})
+	return has
+}
+
+func ForkRepository(reposName string, userId int64) {
+
+}