forgejo/models/repo2.go
2014-03-17 23:04:49 +08:00

205 lines
4.2 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 models
import (
"fmt"
"path"
"strings"
"time"
"github.com/Unknwon/com"
"github.com/gogits/git"
)
type Commit struct {
Author string
Email string
Date time.Time
SHA string
Message string
}
var (
ErrRepoFileNotLoaded = fmt.Errorf("repo file not loaded")
)
type RepoFile struct {
*git.TreeEntry
Path string
Message string
Created time.Time
Size int64
Repo *git.Repository
LastCommit string
}
func (file *RepoFile) LookupBlob() (*git.Blob, error) {
if file.Repo == nil {
return nil, ErrRepoFileNotLoaded
}
return file.Repo.LookupBlob(file.Id)
}
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 GetReposFiles(userName, reposName, branchName, rpath string) ([]*RepoFile, error) {
repo, err := git.OpenRepository(RepoPath(userName, reposName))
if err != nil {
return nil, err
}
ref, err := repo.LookupReference("refs/heads/" + branchName)
if err != nil {
return nil, err
}
lastCommit, err := repo.LookupCommit(ref.Oid)
if err != nil {
return nil, err
}
var repodirs []*RepoFile
var repofiles []*RepoFile
lastCommit.Tree.Walk(func(dirname string, entry *git.TreeEntry) int {
if dirname == rpath {
size, err := repo.ObjectSize(entry.Id)
if err != nil {
return 0
}
var cm = lastCommit
for {
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
for i := 0; i < cm.ParentCount(); i++ {
p := cm.Parent(i)
pt, _ := repo.SubTree(p.Tree, dirname)
var pEntry *git.TreeEntry
if pt != nil {
pEntry = pt.EntryByName(entry.Name)
}
if pEntry == nil {
if emptyCnt == cm.ParentCount()-1 {
goto loop
} else {
emptyCnt = emptyCnt + 1
continue
}
} else {
if !pEntry.Id.Equal(entry.Id) {
goto loop
} else {
if sameIdcnt == cm.ParentCount()-1 {
// TODO: now follow the first parent commit?
cm = cm.Parent(0)
break
}
sameIdcnt = sameIdcnt + 1
}
}
}
}
}
loop:
rp := &RepoFile{
entry,
path.Join(dirname, entry.Name),
cm.Message(),
cm.Committer.When,
size,
repo,
cm.Id().String(),
}
if entry.IsFile() {
repofiles = append(repofiles, rp)
} else if entry.IsDir() {
repodirs = append(repodirs, rp)
}
}
return 0
})
return append(repodirs, repofiles...), nil
}
func GetLastestCommit(userName, repoName string) (*Commit, error) {
stdout, _, err := com.ExecCmd("git", "--git-dir="+RepoPath(userName, repoName), "log", "-1")
if err != nil {
return nil, err
}
commit := new(Commit)
for _, line := range strings.Split(stdout, "\n") {
if len(line) == 0 {
continue
}
switch {
case line[0] == 'c':
commit.SHA = line[7:]
case line[0] == 'A':
infos := strings.SplitN(line, " ", 3)
commit.Author = infos[1]
commit.Email = infos[2][1 : len(infos[2])-1]
case line[0] == 'D':
commit.Date, err = time.Parse("Mon Jan 02 15:04:05 2006 -0700", line[8:])
if err != nil {
return nil, err
}
case line[:4] == " ":
commit.Message = line[4:]
}
}
return commit, nil
}
func GetCommits(userName, reposName, branchname string) ([]*git.Commit, 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()
}