forked from gitea/gitea
112 lines
2.9 KiB
Go
112 lines
2.9 KiB
Go
// Copyright 2020 The Gitea 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 repository
|
|
|
|
import (
|
|
"fmt"
|
|
|
|
"code.gitea.io/gitea/models"
|
|
"code.gitea.io/gitea/modules/git"
|
|
)
|
|
|
|
// GetBranch returns a branch by its name
|
|
func GetBranch(repo *models.Repository, branch string) (*git.Branch, error) {
|
|
gitRepo, err := git.OpenRepository(repo.RepoPath())
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
defer gitRepo.Close()
|
|
|
|
return gitRepo.GetBranch(branch)
|
|
}
|
|
|
|
// GetBranches returns all the branches of a repository
|
|
func GetBranches(repo *models.Repository) ([]*git.Branch, error) {
|
|
return git.GetBranchesByPath(repo.RepoPath())
|
|
}
|
|
|
|
// checkBranchName validates branch name with existing repository branches
|
|
func checkBranchName(repo *models.Repository, name string) error {
|
|
gitRepo, err := git.OpenRepository(repo.RepoPath())
|
|
if err != nil {
|
|
return err
|
|
}
|
|
defer gitRepo.Close()
|
|
|
|
branches, err := GetBranches(repo)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
for _, branch := range branches {
|
|
if branch.Name == name {
|
|
return models.ErrBranchAlreadyExists{
|
|
BranchName: branch.Name,
|
|
}
|
|
} else if (len(branch.Name) < len(name) && branch.Name+"/" == name[0:len(branch.Name)+1]) ||
|
|
(len(branch.Name) > len(name) && name+"/" == branch.Name[0:len(name)+1]) {
|
|
return models.ErrBranchNameConflict{
|
|
BranchName: branch.Name,
|
|
}
|
|
}
|
|
}
|
|
|
|
if _, err := gitRepo.GetTag(name); err == nil {
|
|
return models.ErrTagAlreadyExists{
|
|
TagName: name,
|
|
}
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
// CreateNewBranch creates a new repository branch
|
|
func CreateNewBranch(doer *models.User, repo *models.Repository, oldBranchName, branchName string) (err error) {
|
|
// Check if branch name can be used
|
|
if err := checkBranchName(repo, branchName); err != nil {
|
|
return err
|
|
}
|
|
|
|
if !git.IsBranchExist(repo.RepoPath(), oldBranchName) {
|
|
return models.ErrBranchDoesNotExist{
|
|
BranchName: oldBranchName,
|
|
}
|
|
}
|
|
|
|
if err := git.Push(repo.RepoPath(), git.PushOptions{
|
|
Remote: repo.RepoPath(),
|
|
Branch: fmt.Sprintf("%s:%s%s", oldBranchName, git.BranchPrefix, branchName),
|
|
Env: models.PushingEnvironment(doer, repo),
|
|
}); err != nil {
|
|
if git.IsErrPushOutOfDate(err) || git.IsErrPushRejected(err) {
|
|
return err
|
|
}
|
|
return fmt.Errorf("Push: %v", err)
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
// CreateNewBranchFromCommit creates a new repository branch
|
|
func CreateNewBranchFromCommit(doer *models.User, repo *models.Repository, commit, branchName string) (err error) {
|
|
// Check if branch name can be used
|
|
if err := checkBranchName(repo, branchName); err != nil {
|
|
return err
|
|
}
|
|
|
|
if err := git.Push(repo.RepoPath(), git.PushOptions{
|
|
Remote: repo.RepoPath(),
|
|
Branch: fmt.Sprintf("%s:%s%s", commit, git.BranchPrefix, branchName),
|
|
Env: models.PushingEnvironment(doer, repo),
|
|
}); err != nil {
|
|
if git.IsErrPushOutOfDate(err) || git.IsErrPushRejected(err) {
|
|
return err
|
|
}
|
|
return fmt.Errorf("Push: %v", err)
|
|
}
|
|
|
|
return nil
|
|
}
|