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135 lines
3.3 KiB
135 lines
3.3 KiB
// Copyright 2015 The Gogs Authors. All rights reserved.
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// Copyright 2018 The Gitea 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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"fmt"
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"strings"
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"gopkg.in/src-d/go-git.v4"
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"gopkg.in/src-d/go-git.v4/plumbing"
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)
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// BranchPrefix base dir of the branch information file store on git
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const BranchPrefix = "refs/heads/"
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// IsReferenceExist returns true if given reference exists in the repository.
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func IsReferenceExist(repoPath, name string) bool {
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_, err := NewCommand("show-ref", "--verify", name).RunInDir(repoPath)
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return err == nil
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}
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// IsBranchExist returns true if given branch exists in the repository.
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func IsBranchExist(repoPath, name string) bool {
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return IsReferenceExist(repoPath, BranchPrefix+name)
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}
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// IsBranchExist returns true if given branch exists in current repository.
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func (repo *Repository) IsBranchExist(name string) bool {
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return IsBranchExist(repo.Path, name)
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}
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// Branch represents a Git branch.
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type Branch struct {
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Name string
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Path string
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}
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// GetHEADBranch returns corresponding branch of HEAD.
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func (repo *Repository) GetHEADBranch() (*Branch, error) {
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stdout, err := NewCommand("symbolic-ref", "HEAD").RunInDir(repo.Path)
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if err != nil {
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return nil, err
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}
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stdout = strings.TrimSpace(stdout)
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if !strings.HasPrefix(stdout, BranchPrefix) {
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return nil, fmt.Errorf("invalid HEAD branch: %v", stdout)
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}
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return &Branch{
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Name: stdout[len(BranchPrefix):],
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Path: stdout,
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}, nil
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}
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// SetDefaultBranch sets default branch of repository.
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func (repo *Repository) SetDefaultBranch(name string) error {
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_, err := NewCommand("symbolic-ref", "HEAD", BranchPrefix+name).RunInDir(repo.Path)
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return err
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}
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// GetBranches returns all branches of the repository.
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func (repo *Repository) GetBranches() ([]string, error) {
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r, err := git.PlainOpen(repo.Path)
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if err != nil {
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return nil, err
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}
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branchIter, err := r.Branches()
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if err != nil {
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return nil, err
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}
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branches := make([]string, 0)
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if err = branchIter.ForEach(func(branch *plumbing.Reference) error {
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branches = append(branches, branch.Name().Short())
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return nil
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}); err != nil {
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return nil, err
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}
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return branches, nil
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}
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// DeleteBranchOptions Option(s) for delete branch
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type DeleteBranchOptions struct {
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Force bool
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}
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// DeleteBranch delete a branch by name on repository.
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func (repo *Repository) DeleteBranch(name string, opts DeleteBranchOptions) error {
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cmd := NewCommand("branch")
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if opts.Force {
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cmd.AddArguments("-D")
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} else {
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cmd.AddArguments("-d")
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}
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cmd.AddArguments(name)
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_, err := cmd.RunInDir(repo.Path)
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return err
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}
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// CreateBranch create a new branch
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func (repo *Repository) CreateBranch(branch, newBranch string) error {
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cmd := NewCommand("branch")
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cmd.AddArguments(branch, newBranch)
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_, err := cmd.RunInDir(repo.Path)
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return err
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}
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// AddRemote adds a new remote to repository.
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func (repo *Repository) AddRemote(name, url string, fetch bool) error {
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cmd := NewCommand("remote", "add")
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if fetch {
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cmd.AddArguments("-f")
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}
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cmd.AddArguments(name, url)
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_, err := cmd.RunInDir(repo.Path)
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return err
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}
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// RemoveRemote removes a remote from repository.
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func (repo *Repository) RemoveRemote(name string) error {
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_, err := NewCommand("remote", "remove", name).RunInDir(repo.Path)
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return err
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}
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