mirror of
https://codeberg.org/forgejo/forgejo.git
synced 2024-12-22 12:54:53 -05:00
4247304f5a
- Update import paths from github.com/go-gitea to code.gitea.io - Fix import path for travis See https://docs.travis-ci.com/user/languages/go#Go-Import-Path
250 lines
6 KiB
Go
250 lines
6 KiB
Go
// Copyright 2015 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 git
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import (
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"bufio"
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"container/list"
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"fmt"
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"net/http"
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"strconv"
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"strings"
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"github.com/mcuadros/go-version"
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)
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// Commit represents a git commit.
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type Commit struct {
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Tree
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ID sha1 // The ID of this commit object
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Author *Signature
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Committer *Signature
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CommitMessage string
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parents []sha1 // SHA1 strings
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submoduleCache *objectCache
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}
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// Message returns the commit message. Same as retrieving CommitMessage directly.
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func (c *Commit) Message() string {
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return c.CommitMessage
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}
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// Summary returns first line of commit message.
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func (c *Commit) Summary() string {
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return strings.Split(c.CommitMessage, "\n")[0]
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}
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// ParentID returns oid of n-th parent (0-based index).
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// It returns nil if no such parent exists.
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func (c *Commit) ParentID(n int) (sha1, error) {
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if n >= len(c.parents) {
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return sha1{}, ErrNotExist{"", ""}
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}
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return c.parents[n], nil
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}
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// Parent returns n-th parent (0-based index) of the commit.
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func (c *Commit) Parent(n int) (*Commit, error) {
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id, err := c.ParentID(n)
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if err != nil {
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return nil, err
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}
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parent, err := c.repo.getCommit(id)
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if err != nil {
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return nil, err
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}
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return parent, nil
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}
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// ParentCount returns number of parents of the commit.
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// 0 if this is the root commit, otherwise 1,2, etc.
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func (c *Commit) ParentCount() int {
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return len(c.parents)
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}
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func isImageFile(data []byte) (string, bool) {
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contentType := http.DetectContentType(data)
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if strings.Index(contentType, "image/") != -1 {
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return contentType, true
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}
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return contentType, false
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}
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func (c *Commit) IsImageFile(name string) bool {
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blob, err := c.GetBlobByPath(name)
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if err != nil {
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return false
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}
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dataRc, err := blob.Data()
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if err != nil {
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return false
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}
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buf := make([]byte, 1024)
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n, _ := dataRc.Read(buf)
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buf = buf[:n]
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_, isImage := isImageFile(buf)
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return isImage
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}
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// GetCommitByPath return the commit of relative path object.
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func (c *Commit) GetCommitByPath(relpath string) (*Commit, error) {
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return c.repo.getCommitByPathWithID(c.ID, relpath)
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}
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// AddAllChanges marks local changes to be ready for commit.
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func AddChanges(repoPath string, all bool, files ...string) error {
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cmd := NewCommand("add")
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if all {
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cmd.AddArguments("--all")
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}
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_, err := cmd.AddArguments(files...).RunInDir(repoPath)
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return err
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}
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type CommitChangesOptions struct {
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Committer *Signature
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Author *Signature
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Message string
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}
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// CommitChanges commits local changes with given committer, author and message.
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// If author is nil, it will be the same as committer.
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func CommitChanges(repoPath string, opts CommitChangesOptions) error {
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cmd := NewCommand()
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if opts.Committer != nil {
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cmd.AddArguments("-c", "user.name="+opts.Committer.Name, "-c", "user.email="+opts.Committer.Email)
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}
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cmd.AddArguments("commit")
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if opts.Author == nil {
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opts.Author = opts.Committer
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}
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if opts.Author != nil {
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cmd.AddArguments(fmt.Sprintf("--author='%s <%s>'", opts.Author.Name, opts.Author.Email))
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}
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cmd.AddArguments("-m", opts.Message)
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_, err := cmd.RunInDir(repoPath)
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// No stderr but exit status 1 means nothing to commit.
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if err != nil && err.Error() == "exit status 1" {
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return nil
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}
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return err
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}
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func commitsCount(repoPath, revision, relpath string) (int64, error) {
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var cmd *Command
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isFallback := false
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if version.Compare(gitVersion, "1.8.0", "<") {
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isFallback = true
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cmd = NewCommand("log", "--pretty=format:''")
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} else {
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cmd = NewCommand("rev-list", "--count")
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}
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cmd.AddArguments(revision)
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if len(relpath) > 0 {
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cmd.AddArguments("--", relpath)
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}
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stdout, err := cmd.RunInDir(repoPath)
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if err != nil {
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return 0, err
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}
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if isFallback {
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return int64(strings.Count(stdout, "\n")) + 1, nil
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}
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return strconv.ParseInt(strings.TrimSpace(stdout), 10, 64)
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}
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// CommitsCount returns number of total commits of until given revision.
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func CommitsCount(repoPath, revision string) (int64, error) {
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return commitsCount(repoPath, revision, "")
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}
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func (c *Commit) CommitsCount() (int64, error) {
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return CommitsCount(c.repo.Path, c.ID.String())
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}
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func (c *Commit) CommitsByRange(page int) (*list.List, error) {
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return c.repo.commitsByRange(c.ID, page)
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}
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func (c *Commit) CommitsBefore() (*list.List, error) {
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return c.repo.getCommitsBefore(c.ID)
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}
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func (c *Commit) CommitsBeforeLimit(num int) (*list.List, error) {
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return c.repo.getCommitsBeforeLimit(c.ID, num)
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}
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func (c *Commit) CommitsBeforeUntil(commitID string) (*list.List, error) {
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endCommit, err := c.repo.GetCommit(commitID)
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if err != nil {
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return nil, err
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}
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return c.repo.CommitsBetween(c, endCommit)
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}
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func (c *Commit) SearchCommits(keyword string) (*list.List, error) {
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return c.repo.searchCommits(c.ID, keyword)
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}
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func (c *Commit) GetFilesChangedSinceCommit(pastCommit string) ([]string, error) {
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return c.repo.getFilesChanged(pastCommit, c.ID.String())
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}
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func (c *Commit) GetSubModules() (*objectCache, error) {
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if c.submoduleCache != nil {
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return c.submoduleCache, nil
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}
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entry, err := c.GetTreeEntryByPath(".gitmodules")
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if err != nil {
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return nil, err
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}
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rd, err := entry.Blob().Data()
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if err != nil {
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return nil, err
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}
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scanner := bufio.NewScanner(rd)
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c.submoduleCache = newObjectCache()
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var ismodule bool
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var path string
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for scanner.Scan() {
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if strings.HasPrefix(scanner.Text(), "[submodule") {
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ismodule = true
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continue
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}
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if ismodule {
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fields := strings.Split(scanner.Text(), "=")
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k := strings.TrimSpace(fields[0])
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if k == "path" {
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path = strings.TrimSpace(fields[1])
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} else if k == "url" {
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c.submoduleCache.Set(path, &SubModule{path, strings.TrimSpace(fields[1])})
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ismodule = false
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}
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}
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}
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return c.submoduleCache, nil
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}
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func (c *Commit) GetSubModule(entryname string) (*SubModule, error) {
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modules, err := c.GetSubModules()
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if err != nil {
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return nil, err
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}
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module, has := modules.Get(entryname)
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if has {
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return module.(*SubModule), nil
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}
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return nil, nil
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}
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