mirror of
https://codeberg.org/forgejo/forgejo.git
synced 2024-09-09 13:28:39 +00:00
472 lines
10 KiB
Go
472 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 models
|
|
|
|
import (
|
|
"bufio"
|
|
"bytes"
|
|
"container/list"
|
|
"errors"
|
|
"fmt"
|
|
"io"
|
|
"os"
|
|
"os/exec"
|
|
"path"
|
|
"strings"
|
|
|
|
"github.com/Unknwon/com"
|
|
|
|
"github.com/gogits/git"
|
|
|
|
"github.com/gogits/gogs/modules/base"
|
|
)
|
|
|
|
// 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, repoName string) ([]string, error) {
|
|
repo, err := git.OpenRepository(RepoPath(userName, repoName))
|
|
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
|
|
}
|
|
|
|
// GetTags returns all tags of given repository.
|
|
func GetTags(userName, repoName string) ([]string, error) {
|
|
repo, err := git.OpenRepository(RepoPath(userName, repoName))
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
refs, err := repo.AllTags()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
tags := make([]string, len(refs))
|
|
for i, ref := range refs {
|
|
tags[i] = ref.Name
|
|
}
|
|
return tags, nil
|
|
}
|
|
|
|
func IsBranchExist(userName, repoName, branchName string) bool {
|
|
repo, err := git.OpenRepository(RepoPath(userName, repoName))
|
|
if err != nil {
|
|
return false
|
|
}
|
|
return repo.IsBranchExist(branchName)
|
|
}
|
|
|
|
func GetTargetFile(userName, repoName, branchName, commitId, rpath string) (*RepoFile, error) {
|
|
repo, err := git.OpenRepository(RepoPath(userName, repoName))
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
commit, err := repo.GetCommitOfBranch(branchName)
|
|
if err != nil {
|
|
commit, err = repo.GetCommit(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 GetReposFilesOfBranch(userName, repoName, branchName, rpath string) ([]*RepoFile, error) {
|
|
// return getReposFiles(userName, repoName, commitId, rpath)
|
|
// }
|
|
|
|
// GetReposFiles returns a list of file object in given directory of repository.
|
|
func GetReposFiles(userName, repoName, commitId, rpath string) ([]*RepoFile, error) {
|
|
return getReposFiles(userName, repoName, commitId, rpath)
|
|
}
|
|
|
|
func getReposFiles(userName, repoName, commitId string, rpath string) ([]*RepoFile, error) {
|
|
repopath := RepoPath(userName, repoName)
|
|
repo, err := git.OpenRepository(repopath)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
commit, err := repo.GetCommit(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
|
|
}
|
|
|
|
stdout, _, err := com.ExecCmdDir(repopath, "git", "log", "-1", "--pretty=format:%H", commitId, "--", path.Join(dirname, entry.Name))
|
|
if err != nil {
|
|
return 0
|
|
}
|
|
filecm, err := repo.GetCommit(string(stdout))
|
|
if err != nil {
|
|
return 0
|
|
}
|
|
|
|
rp := &RepoFile{
|
|
entry,
|
|
path.Join(dirname, entry.Name),
|
|
size,
|
|
repo,
|
|
filecm,
|
|
}
|
|
|
|
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, commitId string) (*git.Commit, error) {
|
|
repo, err := git.OpenRepository(RepoPath(userName, repoName))
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
return repo.GetCommit(commitId)
|
|
}
|
|
|
|
// GetCommitsByBranch returns all commits of given branch of repository.
|
|
func GetCommitsByBranch(userName, repoName, branchName string) (*list.List, error) {
|
|
repo, err := git.OpenRepository(RepoPath(userName, repoName))
|
|
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()
|
|
}
|
|
|
|
// GetCommitsByCommitId returns all commits of given commitId of repository.
|
|
func GetCommitsByCommitId(userName, repoName, commitId string) (*list.List, error) {
|
|
repo, err := git.OpenRepository(RepoPath(userName, repoName))
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
oid, err := git.NewOidFromString(commitId)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
return repo.CommitsBefore(oid)
|
|
}
|
|
|
|
// Diff line types.
|
|
const (
|
|
DIFF_LINE_PLAIN = iota + 1
|
|
DIFF_LINE_ADD
|
|
DIFF_LINE_DEL
|
|
DIFF_LINE_SECTION
|
|
)
|
|
|
|
const (
|
|
DIFF_FILE_ADD = iota + 1
|
|
DIFF_FILE_CHANGE
|
|
DIFF_FILE_DEL
|
|
)
|
|
|
|
type DiffLine struct {
|
|
LeftIdx int
|
|
RightIdx int
|
|
Type int
|
|
Content string
|
|
}
|
|
|
|
func (d DiffLine) GetType() int {
|
|
return d.Type
|
|
}
|
|
|
|
type DiffSection struct {
|
|
Name string
|
|
Lines []*DiffLine
|
|
}
|
|
|
|
type DiffFile struct {
|
|
Name string
|
|
Addition, Deletion int
|
|
Type int
|
|
Sections []*DiffSection
|
|
}
|
|
|
|
type Diff struct {
|
|
TotalAddition, TotalDeletion int
|
|
Files []*DiffFile
|
|
}
|
|
|
|
func (diff *Diff) NumFiles() int {
|
|
return len(diff.Files)
|
|
}
|
|
|
|
const DIFF_HEAD = "diff --git "
|
|
|
|
func ParsePatch(reader io.Reader) (*Diff, error) {
|
|
scanner := bufio.NewScanner(reader)
|
|
var (
|
|
curFile *DiffFile
|
|
curSection = &DiffSection{
|
|
Lines: make([]*DiffLine, 0, 10),
|
|
}
|
|
|
|
leftLine, rightLine int
|
|
)
|
|
|
|
diff := &Diff{Files: make([]*DiffFile, 0)}
|
|
var i int
|
|
for scanner.Scan() {
|
|
line := scanner.Text()
|
|
// fmt.Println(i, line)
|
|
if strings.HasPrefix(line, "+++ ") || strings.HasPrefix(line, "--- ") {
|
|
continue
|
|
}
|
|
|
|
i = i + 1
|
|
if line == "" {
|
|
continue
|
|
}
|
|
if line[0] == ' ' {
|
|
diffLine := &DiffLine{Type: DIFF_LINE_PLAIN, Content: line, LeftIdx: leftLine, RightIdx: rightLine}
|
|
leftLine++
|
|
rightLine++
|
|
curSection.Lines = append(curSection.Lines, diffLine)
|
|
continue
|
|
} else if line[0] == '@' {
|
|
curSection = &DiffSection{}
|
|
curFile.Sections = append(curFile.Sections, curSection)
|
|
ss := strings.Split(line, "@@")
|
|
diffLine := &DiffLine{Type: DIFF_LINE_SECTION, Content: line}
|
|
curSection.Lines = append(curSection.Lines, diffLine)
|
|
|
|
// Parse line number.
|
|
ranges := strings.Split(ss[len(ss)-2][1:], " ")
|
|
leftLine, _ = base.StrTo(strings.Split(ranges[0], ",")[0][1:]).Int()
|
|
rightLine, _ = base.StrTo(strings.Split(ranges[1], ",")[0]).Int()
|
|
continue
|
|
} else if line[0] == '+' {
|
|
curFile.Addition++
|
|
diff.TotalAddition++
|
|
diffLine := &DiffLine{Type: DIFF_LINE_ADD, Content: line, RightIdx: rightLine}
|
|
rightLine++
|
|
curSection.Lines = append(curSection.Lines, diffLine)
|
|
continue
|
|
} else if line[0] == '-' {
|
|
curFile.Deletion++
|
|
diff.TotalDeletion++
|
|
diffLine := &DiffLine{Type: DIFF_LINE_DEL, Content: line, LeftIdx: leftLine}
|
|
if leftLine > 0 {
|
|
leftLine++
|
|
}
|
|
curSection.Lines = append(curSection.Lines, diffLine)
|
|
continue
|
|
}
|
|
|
|
// Get new file.
|
|
if strings.HasPrefix(line, DIFF_HEAD) {
|
|
fs := strings.Split(line[len(DIFF_HEAD):], " ")
|
|
a := fs[0]
|
|
|
|
curFile = &DiffFile{
|
|
Name: a[strings.Index(a, "/")+1:],
|
|
Type: DIFF_FILE_CHANGE,
|
|
Sections: make([]*DiffSection, 0, 10),
|
|
}
|
|
diff.Files = append(diff.Files, curFile)
|
|
|
|
// Check file diff type.
|
|
for scanner.Scan() {
|
|
switch {
|
|
case strings.HasPrefix(scanner.Text(), "new file"):
|
|
curFile.Type = DIFF_FILE_ADD
|
|
case strings.HasPrefix(scanner.Text(), "deleted"):
|
|
curFile.Type = DIFF_FILE_DEL
|
|
case strings.HasPrefix(scanner.Text(), "index"):
|
|
curFile.Type = DIFF_FILE_CHANGE
|
|
}
|
|
if curFile.Type > 0 {
|
|
break
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return diff, nil
|
|
}
|
|
|
|
func GetDiff(repoPath, commitid string) (*Diff, error) {
|
|
repo, err := git.OpenRepository(repoPath)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
commit, err := repo.GetCommit(commitid)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
// First commit of repository.
|
|
if commit.ParentCount() == 0 {
|
|
rd, wr := io.Pipe()
|
|
go func() {
|
|
cmd := exec.Command("git", "show", commitid)
|
|
cmd.Dir = repoPath
|
|
cmd.Stdout = wr
|
|
cmd.Stdin = os.Stdin
|
|
cmd.Stderr = os.Stderr
|
|
cmd.Run()
|
|
wr.Close()
|
|
}()
|
|
defer rd.Close()
|
|
return ParsePatch(rd)
|
|
}
|
|
|
|
rd, wr := io.Pipe()
|
|
go func() {
|
|
cmd := exec.Command("git", "diff", commit.Parent(0).Oid.String(), commitid)
|
|
cmd.Dir = repoPath
|
|
cmd.Stdout = wr
|
|
cmd.Stdin = os.Stdin
|
|
cmd.Stderr = os.Stderr
|
|
cmd.Run()
|
|
wr.Close()
|
|
}()
|
|
defer rd.Close()
|
|
return ParsePatch(rd)
|
|
}
|
|
|
|
const prettyLogFormat = `--pretty=format:%H%n%an <%ae> %at%n%s`
|
|
|
|
func parsePrettyFormatLog(logByts []byte) (*list.List, error) {
|
|
l := list.New()
|
|
buf := bytes.NewBuffer(logByts)
|
|
if buf.Len() == 0 {
|
|
return l, nil
|
|
}
|
|
|
|
idx := 0
|
|
var commit *git.Commit
|
|
|
|
for {
|
|
line, err := buf.ReadString('\n')
|
|
if err != nil && err != io.EOF {
|
|
return nil, err
|
|
}
|
|
line = strings.TrimSpace(line)
|
|
// fmt.Println(line)
|
|
|
|
var parseErr error
|
|
switch idx {
|
|
case 0: // SHA1.
|
|
commit = &git.Commit{}
|
|
commit.Oid, parseErr = git.NewOidFromString(line)
|
|
case 1: // Signature.
|
|
commit.Author, parseErr = git.NewSignatureFromCommitline([]byte(line + " "))
|
|
case 2: // Commit message.
|
|
commit.CommitMessage = line
|
|
l.PushBack(commit)
|
|
idx = -1
|
|
}
|
|
|
|
if parseErr != nil {
|
|
return nil, parseErr
|
|
}
|
|
|
|
idx++
|
|
|
|
if err == io.EOF {
|
|
break
|
|
}
|
|
}
|
|
|
|
return l, nil
|
|
}
|
|
|
|
// SearchCommits searches commits in given branch and keyword of repository.
|
|
func SearchCommits(repoPath, branch, keyword string) (*list.List, error) {
|
|
stdout, stderr, err := com.ExecCmdDirBytes(repoPath, "git", "log", branch, "-100",
|
|
"-i", "--grep="+keyword, prettyLogFormat)
|
|
if err != nil {
|
|
return nil, err
|
|
} else if len(stderr) > 0 {
|
|
return nil, errors.New(string(stderr))
|
|
}
|
|
return parsePrettyFormatLog(stdout)
|
|
}
|