Merge branch 'master' of github.com:gogits/gogs

Conflicts:
	models/repo.go
	modules/base/tool.go
	serve.go

4 files changed, 316 insertions, 288 deletions

diff --git a/models/action.go b/models/action.go
index 44d7aea8ca..edf1bf58f9 100644
--- a/models/action.go
+++ b/models/action.go
@@ -19,6 +19,7 @@ const (
 	OP_STAR_REPO
 	OP_FOLLOW_REPO
 	OP_COMMIT_REPO
+	OP_CREATE_ISSUE
 	OP_PULL_REQUEST
 )
 
@@ -59,7 +60,7 @@ func (a Action) GetContent() string {
 // CommitRepoAction records action for commit repository.
 func CommitRepoAction(userId int64, userName string,
 	repoId int64, repoName string, refName string, commits *base.PushCommits) error {
-	log.Trace("action.CommitRepoAction: %d/%s", userId, repoName)
+	log.Trace("action.CommitRepoAction(start): %d/%s", userId, repoName)
 
 	bs, err := json.Marshal(commits)
 	if err != nil {
@@ -67,32 +68,8 @@ func CommitRepoAction(userId int64, userName string,
 		return err
 	}
 
-	// Add feeds for user self and all watchers.
-	watches, err := GetWatches(repoId)
-	if err != nil {
-		log.Error("action.CommitRepoAction(get watches): %d/%s", userId, repoName)
-		return err
-	}
-	watches = append(watches, Watch{UserId: userId})
-
-	for i := range watches {
-		if userId == watches[i].UserId && i > 0 {
-			continue // Do not add twice in case author watches his/her repository.
-		}
-
-		_, err = orm.InsertOne(&Action{
-			UserId:      watches[i].UserId,
-			ActUserId:   userId,
-			ActUserName: userName,
-			OpType:      OP_COMMIT_REPO,
-			Content:     string(bs),
-			RepoId:      repoId,
-			RepoName:    repoName,
-			RefName:     refName,
-		})
-		if err != nil {
-			log.Error("action.CommitRepoAction(notify watches): %d/%s", userId, repoName)
-		}
+	if err = NotifyWatchers(userId, repoId, OP_COMMIT_REPO, userName, repoName, refName, string(bs)); err != nil {
+		log.Error("action.CommitRepoAction(notify watchers): %d/%s", userId, repoName)
 		return err
 	}
 
@@ -107,6 +84,8 @@ func CommitRepoAction(userId int64, userName string,
 		log.Error("action.CommitRepoAction(UpdateRepository): %d/%s", userId, repoName)
 		return err
 	}
+
+	log.Trace("action.CommitRepoAction(end): %d/%s", userId, repoName)
 	return nil
 }
 
diff --git a/models/git.go b/models/git.go
new file mode 100644
index 0000000000..b0b0dd2f84
--- /dev/null
+++ b/models/git.go
@@ -0,0 +1,274 @@
+// 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 (
+	"container/list"
+	"fmt"
+	"path"
+	"strings"
+
+	"github.com/Unknwon/com"
+
+	"github.com/gogits/git"
+)
+
+// RepoFile represents a file object in git repository.
+type RepoFile struct {
+	*git.TreeEntry
+	Path   string
+	Size   int64
+	Repo   *git.Repository
+	Commit *git.Commit
+}
+
+// LookupBlob returns the content of an object.
+func (file *RepoFile) LookupBlob() (*git.Blob, error) {
+	if file.Repo == nil {
+		return nil, ErrRepoFileNotLoaded
+	}
+
+	return file.Repo.LookupBlob(file.Id)
+}
+
+// GetBranches returns all branches of given repository.
+func GetBranches(userName, reposName string) ([]string, error) {
+	repo, err := git.OpenRepository(RepoPath(userName, reposName))
+	if err != nil {
+		return nil, err
+	}
+
+	refs, err := repo.AllReferences()
+	if err != nil {
+		return nil, err
+	}
+
+	brs := make([]string, len(refs))
+	for i, ref := range refs {
+		brs[i] = ref.Name
+	}
+	return brs, nil
+}
+
+func GetTargetFile(userName, reposName, branchName, commitId, rpath string) (*RepoFile, error) {
+	repo, err := git.OpenRepository(RepoPath(userName, reposName))
+	if err != nil {
+		return nil, err
+	}
+
+	commit, err := repo.GetCommit(branchName, commitId)
+	if err != nil {
+		return nil, err
+	}
+
+	parts := strings.Split(path.Clean(rpath), "/")
+
+	var entry *git.TreeEntry
+	tree := commit.Tree
+	for i, part := range parts {
+		if i == len(parts)-1 {
+			entry = tree.EntryByName(part)
+			if entry == nil {
+				return nil, ErrRepoFileNotExist
+			}
+		} else {
+			tree, err = repo.SubTree(tree, part)
+			if err != nil {
+				return nil, err
+			}
+		}
+	}
+
+	size, err := repo.ObjectSize(entry.Id)
+	if err != nil {
+		return nil, err
+	}
+
+	repoFile := &RepoFile{
+		entry,
+		rpath,
+		size,
+		repo,
+		commit,
+	}
+
+	return repoFile, nil
+}
+
+// GetReposFiles returns a list of file object in given directory of repository.
+func GetReposFiles(userName, reposName, branchName, commitId, rpath string) ([]*RepoFile, error) {
+	repo, err := git.OpenRepository(RepoPath(userName, reposName))
+	if err != nil {
+		return nil, err
+	}
+
+	commit, err := repo.GetCommit(branchName, commitId)
+	if err != nil {
+		return nil, err
+	}
+
+	var repodirs []*RepoFile
+	var repofiles []*RepoFile
+	commit.Tree.Walk(func(dirname string, entry *git.TreeEntry) int {
+		if dirname == rpath {
+			// TODO: size get method shoule be improved
+			size, err := repo.ObjectSize(entry.Id)
+			if err != nil {
+				return 0
+			}
+
+			var cm = commit
+			var i int
+			for {
+				i = i + 1
+				//fmt.Println(".....", i, cm.Id(), cm.ParentCount())
+				if cm.ParentCount() == 0 {
+					break
+				} else if cm.ParentCount() == 1 {
+					pt, _ := repo.SubTree(cm.Parent(0).Tree, dirname)
+					if pt == nil {
+						break
+					}
+					pEntry := pt.EntryByName(entry.Name)
+					if pEntry == nil || !pEntry.Id.Equal(entry.Id) {
+						break
+					} else {
+						cm = cm.Parent(0)
+					}
+				} else {
+					var emptyCnt = 0
+					var sameIdcnt = 0
+					var lastSameCm *git.Commit
+					//fmt.Println(".....", cm.ParentCount())
+					for i := 0; i < cm.ParentCount(); i++ {
+						//fmt.Println("parent", i, cm.Parent(i).Id())
+						p := cm.Parent(i)
+						pt, _ := repo.SubTree(p.Tree, dirname)
+						var pEntry *git.TreeEntry
+						if pt != nil {
+							pEntry = pt.EntryByName(entry.Name)
+						}
+
+						//fmt.Println("pEntry", pEntry)
+
+						if pEntry == nil {
+							emptyCnt = emptyCnt + 1
+							if emptyCnt+sameIdcnt == cm.ParentCount() {
+								if lastSameCm == nil {
+									goto loop
+								} else {
+									cm = lastSameCm
+									break
+								}
+							}
+						} else {
+							//fmt.Println(i, "pEntry", pEntry.Id, "entry", entry.Id)
+							if !pEntry.Id.Equal(entry.Id) {
+								goto loop
+							} else {
+								lastSameCm = cm.Parent(i)
+								sameIdcnt = sameIdcnt + 1
+								if emptyCnt+sameIdcnt == cm.ParentCount() {
+									// TODO: now follow the first parent commit?
+									cm = lastSameCm
+									//fmt.Println("sameId...")
+									break
+								}
+							}
+						}
+					}
+				}
+			}
+
+		loop:
+
+			rp := &RepoFile{
+				entry,
+				path.Join(dirname, entry.Name),
+				size,
+				repo,
+				cm,
+			}
+
+			if entry.IsFile() {
+				repofiles = append(repofiles, rp)
+			} else if entry.IsDir() {
+				repodirs = append(repodirs, rp)
+			}
+		}
+		return 0
+	})
+
+	return append(repodirs, repofiles...), nil
+}
+
+func GetCommit(userName, repoName, branchname, commitid string) (*git.Commit, error) {
+	repo, err := git.OpenRepository(RepoPath(userName, repoName))
+	if err != nil {
+		return nil, err
+	}
+
+	return repo.GetCommit(branchname, commitid)
+}
+
+// GetCommits returns all commits of given branch of repository.
+func GetCommits(userName, reposName, branchname string) (*list.List, error) {
+	repo, err := git.OpenRepository(RepoPath(userName, reposName))
+	if err != nil {
+		return nil, err
+	}
+	r, err := repo.LookupReference(fmt.Sprintf("refs/heads/%s", branchname))
+	if err != nil {
+		return nil, err
+	}
+	return r.AllCommits()
+}
+
+type DiffFile struct {
+	Name               string
+	Addition, Deletion int
+	Type               string
+	Content            []string
+}
+
+type Diff struct {
+	NumFiles                     int // Number of file has been changed.
+	TotalAddition, TotalDeletion int
+	Files                        []*DiffFile
+}
+
+func GetDiff(repoPath, commitid string) (*Diff, error) {
+	stdout, _, err := com.ExecCmdDir(repoPath, "git", "show", commitid)
+	if err != nil {
+		return nil, err
+	}
+
+	// Sperate parts by file.
+	startIndex := strings.Index(stdout, "diff --git ") + 12
+
+	// First part is commit information.
+	// Check if it's a merge.
+	mergeIndex := strings.Index(stdout[:startIndex], "merge")
+	if mergeIndex > -1 {
+		mergeCommit := strings.SplitN(strings.Split(stdout[:startIndex], "\n")[1], "", 3)[2]
+		return GetDiff(repoPath, mergeCommit)
+	}
+
+	parts := strings.Split(stdout[startIndex:], "diff --git ")
+	diff := &Diff{NumFiles: len(parts)}
+	diff.Files = make([]*DiffFile, 0, diff.NumFiles)
+	for _, part := range parts {
+		infos := strings.SplitN(part, "\n", 6)
+		maxIndex := len(infos) - 1
+		infos[maxIndex] = strings.TrimSuffix(strings.TrimSuffix(infos[maxIndex], "\n"), "\n\\ No newline at end of file")
+
+		file := &DiffFile{
+			Name:    strings.TrimPrefix(strings.Split(infos[0], " ")[0], "a/"),
+			Content: strings.Split(infos[maxIndex], "\n"),
+		}
+		diff.Files = append(diff.Files, file)
+	}
+	return diff, nil
+}
diff --git a/models/issue.go b/models/issue.go
index fe43a94b59..2de6568589 100644
--- a/models/issue.go
+++ b/models/issue.go
@@ -23,6 +23,7 @@ type Issue struct {
 	Name        string
 	RepoId      int64 `xorm:"index"`
 	PosterId    int64
+	Poster      *User `xorm:"-"`
 	MilestoneId int64
 	AssigneeId  int64
 	IsPull      bool // Indicates whether is a pull request or not.
@@ -58,7 +59,6 @@ func CreateIssue(userId, repoId, milestoneId, assigneeId int64, name, labels, co
 		Content:     content,
 	}
 	_, err = orm.Insert(issue)
-	// TODO: newIssueAction
 	return issue, err
 }
 
diff --git a/models/repo.go b/models/repo.go
index 84c3283884..477f9472b4 100644
--- a/models/repo.go
+++ b/models/repo.go
@@ -5,17 +5,14 @@
 package models
 
 import (
-	"container/list"
 	"errors"
 	"fmt"
 	"io/ioutil"
 	"os"
 	"os/exec"
-	"path"
 	"path/filepath"
 	"regexp"
 	"strings"
-	"sync"
 	"time"
 	"unicode/utf8"
 
@@ -36,8 +33,6 @@ var (
 	ErrRepoFileNotLoaded = fmt.Errorf("repo file not loaded")
 )
 
-var gitInitLocker = sync.Mutex{}
-
 var (
 	LanguageIgns, Licenses []string
 )
@@ -222,33 +217,21 @@ func extractGitBareZip(repoPath string) error {
 }
 
 // initRepoCommit temporarily changes with work directory.
-func initRepoCommit(tmpPath string, sig *git.Signature) error {
-	gitInitLocker.Lock()
-	defer gitInitLocker.Unlock()
-
-	// Change work directory.
-	curPath, err := os.Getwd()
-	if err != nil {
-		return err
-	} else if err = os.Chdir(tmpPath); err != nil {
-		return err
-	}
-	defer os.Chdir(curPath)
-
+func initRepoCommit(tmpPath string, sig *git.Signature) (err error) {
 	var stderr string
-	if _, stderr, err = com.ExecCmd("git", "add", "--all"); err != nil {
+	if _, stderr, err = com.ExecCmdDir(tmpPath, "git", "add", "--all"); err != nil {
 		return err
 	}
-	log.Info("stderr(1): %s", stderr)
-	if _, stderr, err = com.ExecCmd("git", "commit", fmt.Sprintf("--author='%s <%s>'", sig.Name, sig.Email),
+	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
 	}
-	log.Info("stderr(2): %s", stderr)
-	if _, stderr, err = com.ExecCmd("git", "push", "origin", "master"); err != nil {
+	log.Trace("stderr(2): %s", stderr)
+	if _, stderr, err = com.ExecCmdDir(tmpPath, "git", "push", "origin", "master"); err != nil {
 		return err
 	}
-	log.Info("stderr(3): %s", stderr)
+	log.Trace("stderr(3): %s", stderr)
 	return nil
 }
 
@@ -272,18 +255,6 @@ func initRepository(f string, user *User, repo *Repository, initReadme bool, rep
 		return err
 	}
 
-	/*// hook/post-update
-	pu2, err := os.OpenFile(filepath.Join(repoPath, "hooks", "post-receive"), os.O_CREATE|os.O_WRONLY, 0777)
-	if err != nil {
-		return err
-	}
-	defer pu2.Close()
-	// TODO: Windows .bat
-	if _, err = pu2.WriteString("#!/usr/bin/env bash\ngit update-server-info\n"); err != nil {
-		return err
-	}
-	*/
-
 	// Initialize repository according to user's choice.
 	fileName := map[string]string{}
 	if initReadme {
@@ -505,239 +476,43 @@ func GetWatches(repoId int64) ([]Watch, error) {
 	return watches, err
 }
 
-// IsWatching checks if user has watched given repository.
-func IsWatching(userId, repoId int64) bool {
-	has, _ := orm.Get(&Watch{0, repoId, userId})
-	return has
-}
-
-func StarReposiory(user *User, repoName string) error {
-	return nil
-}
-
-func UnStarRepository() {
-
-}
-
-func WatchRepository() {
-
-}
-
-func UnWatchRepository() {
-
-}
-
-func ForkRepository(reposName string, userId int64) {
-
-}
-
-// RepoFile represents a file object in git repository.
-type RepoFile struct {
-	*git.TreeEntry
-	Path   string
-	Size   int64
-	Repo   *git.Repository
-	Commit *git.Commit
-}
-
-// LookupBlob returns the content of an object.
-func (file *RepoFile) LookupBlob() (*git.Blob, error) {
-	if file.Repo == nil {
-		return nil, ErrRepoFileNotLoaded
-	}
-
-	return file.Repo.LookupBlob(file.Id)
-}
-
-// GetBranches returns all branches of given repository.
-func GetBranches(userName, reposName string) ([]string, error) {
-	repo, err := git.OpenRepository(RepoPath(userName, reposName))
-	if err != nil {
-		return nil, err
-	}
-
-	refs, err := repo.AllReferences()
-	if err != nil {
-		return nil, err
-	}
-
-	brs := make([]string, len(refs))
-	for i, ref := range refs {
-		brs[i] = ref.BranchName()
-	}
-	return brs, nil
-}
-
-func GetTargetFile(userName, reposName, branchName, commitId, rpath string) (*RepoFile, error) {
-	repo, err := git.OpenRepository(RepoPath(userName, reposName))
+// NotifyWatchers creates batch of actions for every watcher.
+func NotifyWatchers(userId, repoId int64, opType int, userName, repoName, refName, content string) error {
+	// Add feeds for user self and all watchers.
+	watches, err := GetWatches(repoId)
 	if err != nil {
-		return nil, err
+		return errors.New("repo.NotifyWatchers(get watches): " + err.Error())
 	}
+	watches = append(watches, Watch{UserId: userId})
 
-	commit, err := repo.GetCommit(branchName, commitId)
-	if err != nil {
-		return nil, err
-	}
-
-	parts := strings.Split(path.Clean(rpath), "/")
-
-	var entry *git.TreeEntry
-	tree := commit.Tree
-	for i, part := range parts {
-		if i == len(parts)-1 {
-			entry = tree.EntryByName(part)
-			if entry == nil {
-				return nil, ErrRepoFileNotExist
-			}
-		} else {
-			tree, err = repo.SubTree(tree, part)
-			if err != nil {
-				return nil, err
-			}
+	for i := range watches {
+		if userId == watches[i].UserId && i > 0 {
+			continue // Do not add twice in case author watches his/her repository.
 		}
-	}
-
-	size, err := repo.ObjectSize(entry.Id)
-	if err != nil {
-		return nil, err
-	}
 
-	repoFile := &RepoFile{
-		entry,
-		rpath,
-		size,
-		repo,
-		commit,
+		_, err = orm.InsertOne(&Action{
+			UserId:      watches[i].UserId,
+			ActUserId:   userId,
+			ActUserName: userName,
+			OpType:      opType,
+			Content:     content,
+			RepoId:      repoId,
+			RepoName:    repoName,
+			RefName:     refName,
+		})
+		if err != nil {
+			return errors.New("repo.NotifyWatchers(create action): " + err.Error())
+		}
 	}
-
-	return repoFile, nil
+	return nil
 }
 
-// GetReposFiles returns a list of file object in given directory of repository.
-func GetReposFiles(userName, reposName, branchName, commitId, rpath string) ([]*RepoFile, error) {
-	repo, err := git.OpenRepository(RepoPath(userName, reposName))
-	if err != nil {
-		return nil, err
-	}
-
-	commit, err := repo.GetCommit(branchName, commitId)
-	if err != nil {
-		return nil, err
-	}
-
-	var repodirs []*RepoFile
-	var repofiles []*RepoFile
-	commit.Tree.Walk(func(dirname string, entry *git.TreeEntry) int {
-		if dirname == rpath {
-			// TODO: size get method shoule be improved
-			size, err := repo.ObjectSize(entry.Id)
-			if err != nil {
-				return 0
-			}
-
-			var cm = commit
-			var i int
-			for {
-				i = i + 1
-				//fmt.Println(".....", i, cm.Id(), cm.ParentCount())
-				if cm.ParentCount() == 0 {
-					break
-				} else if cm.ParentCount() == 1 {
-					pt, _ := repo.SubTree(cm.Parent(0).Tree, dirname)
-					if pt == nil {
-						break
-					}
-					pEntry := pt.EntryByName(entry.Name)
-					if pEntry == nil || !pEntry.Id.Equal(entry.Id) {
-						break
-					} else {
-						cm = cm.Parent(0)
-					}
-				} else {
-					var emptyCnt = 0
-					var sameIdcnt = 0
-					var lastSameCm *git.Commit
-					//fmt.Println(".....", cm.ParentCount())
-					for i := 0; i < cm.ParentCount(); i++ {
-						//fmt.Println("parent", i, cm.Parent(i).Id())
-						p := cm.Parent(i)
-						pt, _ := repo.SubTree(p.Tree, dirname)
-						var pEntry *git.TreeEntry
-						if pt != nil {
-							pEntry = pt.EntryByName(entry.Name)
-						}
-
-						//fmt.Println("pEntry", pEntry)
-
-						if pEntry == nil {
-							emptyCnt = emptyCnt + 1
-							if emptyCnt+sameIdcnt == cm.ParentCount() {
-								if lastSameCm == nil {
-									goto loop
-								} else {
-									cm = lastSameCm
-									break
-								}
-							}
-						} else {
-							//fmt.Println(i, "pEntry", pEntry.Id, "entry", entry.Id)
-							if !pEntry.Id.Equal(entry.Id) {
-								goto loop
-							} else {
-								lastSameCm = cm.Parent(i)
-								sameIdcnt = sameIdcnt + 1
-								if emptyCnt+sameIdcnt == cm.ParentCount() {
-									// TODO: now follow the first parent commit?
-									cm = lastSameCm
-									//fmt.Println("sameId...")
-									break
-								}
-							}
-						}
-					}
-				}
-			}
-
-		loop:
-
-			rp := &RepoFile{
-				entry,
-				path.Join(dirname, entry.Name),
-				size,
-				repo,
-				cm,
-			}
-
-			if entry.IsFile() {
-				repofiles = append(repofiles, rp)
-			} else if entry.IsDir() {
-				repodirs = append(repodirs, rp)
-			}
-		}
-		return 0
-	})
-
-	return append(repodirs, repofiles...), 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 GetCommit(userName, repoName, branchname, commitid string) (*git.Commit, error) {
-	repo, err := git.OpenRepository(RepoPath(userName, repoName))
-	if err != nil {
-		return nil, err
-	}
-
-	return repo.GetCommit(branchname, commitid)
-}
+func ForkRepository(reposName string, userId int64) {
 
-// GetCommits returns all commits of given branch of repository.
-func GetCommits(userName, reposName, branchname string) (*list.List, error) {
-	repo, err := git.OpenRepository(RepoPath(userName, reposName))
-	if err != nil {
-		return nil, err
-	}
-	r, err := repo.LookupReference(fmt.Sprintf("refs/heads/%s", branchname))
-	if err != nil {
-		return nil, err
-	}
-	return r.AllCommits()
 }