mirror of
https://github.com/go-gitea/gitea
synced 2024-08-20 22:31:08 +02:00
118 lines
2.6 KiB
Go
118 lines
2.6 KiB
Go
// Copyright 2014 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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"errors"
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"strings"
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"github.com/Unknwon/com"
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)
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func IsTagExist(repoPath, tagName string) bool {
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_, _, err := com.ExecCmdDir(repoPath, "git", "show-ref", "--verify", "refs/tags/"+tagName)
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return err == nil
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}
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func (repo *Repository) IsTagExist(tagName string) bool {
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return IsTagExist(repo.Path, tagName)
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}
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// GetTags returns all tags of given repository.
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func (repo *Repository) GetTags() ([]string, error) {
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if gitVer.AtLeast(MustParseVersion("2.0.0")) {
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return repo.getTagsReversed()
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}
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stdout, stderr, err := com.ExecCmdDir(repo.Path, "git", "tag", "-l")
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if err != nil {
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return nil, errors.New(stderr)
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}
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tags := strings.Split(stdout, "\n")
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return tags[:len(tags)-1], nil
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}
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func (repo *Repository) getTagsReversed() ([]string, error) {
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stdout, stderr, err := com.ExecCmdDir(repo.Path, "git", "tag", "-l", "--sort=-v:refname")
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if err != nil {
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return nil, errors.New(stderr)
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}
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tags := strings.Split(stdout, "\n")
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return tags[:len(tags)-1], nil
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}
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func (repo *Repository) CreateTag(tagName, idStr string) error {
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_, stderr, err := com.ExecCmdDir(repo.Path, "git", "tag", tagName, idStr)
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if err != nil {
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return errors.New(stderr)
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}
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return nil
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}
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func (repo *Repository) getTag(id sha1) (*Tag, error) {
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if repo.tagCache != nil {
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if t, ok := repo.tagCache[id]; ok {
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return t, nil
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}
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} else {
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repo.tagCache = make(map[sha1]*Tag, 10)
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}
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// Get tag type.
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tp, stderr, err := com.ExecCmdDir(repo.Path, "git", "cat-file", "-t", id.String())
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if err != nil {
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return nil, errors.New(stderr)
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}
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tp = strings.TrimSpace(tp)
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// Tag is a commit.
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if ObjectType(tp) == COMMIT {
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tag := &Tag{
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Id: id,
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Object: id,
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Type: string(COMMIT),
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repo: repo,
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}
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repo.tagCache[id] = tag
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return tag, nil
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}
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// Tag with message.
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data, bytErr, err := com.ExecCmdDirBytes(repo.Path, "git", "cat-file", "-p", id.String())
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if err != nil {
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return nil, errors.New(string(bytErr))
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}
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tag, err := parseTagData(data)
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if err != nil {
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return nil, err
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}
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tag.Id = id
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tag.repo = repo
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repo.tagCache[id] = tag
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return tag, nil
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}
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// GetTag returns a Git tag by given name.
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func (repo *Repository) GetTag(tagName string) (*Tag, error) {
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stdout, stderr, err := com.ExecCmdDir(repo.Path, "git", "show-ref", "--tags", tagName)
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if err != nil {
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return nil, errors.New(stderr)
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}
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id, err := NewIdFromString(strings.Split(stdout, " ")[0])
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if err != nil {
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return nil, err
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}
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tag, err := repo.getTag(id)
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if err != nil {
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return nil, err
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}
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tag.Name = tagName
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return tag, nil
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}
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