forgejo/modules/git/repo_commit_gogit.go
zeripath 01087e9eef
Make Requests Processes and create process hierarchy. Associate OpenRepository with context. ()
This PR registers requests with the process manager and manages hierarchy within the processes.

Git repos are then associated with a context, (usually the request's context) - with sub commands using this context as their base context.

Signed-off-by: Andrew Thornton <art27@cantab.net>
2021-11-30 20:06:32 +00:00

132 lines
3.1 KiB
Go

// Copyright 2015 The Gogs Authors. All rights reserved.
// Copyright 2019 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.
//go:build gogit
// +build gogit
package git
import (
"fmt"
"strings"
"github.com/go-git/go-git/v5/plumbing"
"github.com/go-git/go-git/v5/plumbing/object"
)
// GetRefCommitID returns the last commit ID string of given reference (branch or tag).
func (repo *Repository) GetRefCommitID(name string) (string, error) {
ref, err := repo.gogitRepo.Reference(plumbing.ReferenceName(name), true)
if err != nil {
if err == plumbing.ErrReferenceNotFound {
return "", ErrNotExist{
ID: name,
}
}
return "", err
}
return ref.Hash().String(), nil
}
// ConvertToSHA1 returns a Hash object from a potential ID string
func (repo *Repository) ConvertToSHA1(commitID string) (SHA1, error) {
if len(commitID) == 40 {
sha1, err := NewIDFromString(commitID)
if err == nil {
return sha1, nil
}
}
actualCommitID, err := NewCommandContext(repo.Ctx, "rev-parse", "--verify", commitID).RunInDir(repo.Path)
if err != nil {
if strings.Contains(err.Error(), "unknown revision or path") ||
strings.Contains(err.Error(), "fatal: Needed a single revision") {
return SHA1{}, ErrNotExist{commitID, ""}
}
return SHA1{}, err
}
return NewIDFromString(actualCommitID)
}
// IsCommitExist returns true if given commit exists in current repository.
func (repo *Repository) IsCommitExist(name string) bool {
hash := plumbing.NewHash(name)
_, err := repo.gogitRepo.CommitObject(hash)
return err == nil
}
func convertPGPSignatureForTag(t *object.Tag) *CommitGPGSignature {
if t.PGPSignature == "" {
return nil
}
var w strings.Builder
var err error
if _, err = fmt.Fprintf(&w,
"object %s\ntype %s\ntag %s\ntagger ",
t.Target.String(), t.TargetType.Bytes(), t.Name); err != nil {
return nil
}
if err = t.Tagger.Encode(&w); err != nil {
return nil
}
if _, err = fmt.Fprintf(&w, "\n\n"); err != nil {
return nil
}
if _, err = fmt.Fprintf(&w, t.Message); err != nil {
return nil
}
return &CommitGPGSignature{
Signature: t.PGPSignature,
Payload: strings.TrimSpace(w.String()) + "\n",
}
}
func (repo *Repository) getCommit(id SHA1) (*Commit, error) {
var tagObject *object.Tag
gogitCommit, err := repo.gogitRepo.CommitObject(id)
if err == plumbing.ErrObjectNotFound {
tagObject, err = repo.gogitRepo.TagObject(id)
if err == plumbing.ErrObjectNotFound {
return nil, ErrNotExist{
ID: id.String(),
}
}
if err == nil {
gogitCommit, err = repo.gogitRepo.CommitObject(tagObject.Target)
}
// if we get a plumbing.ErrObjectNotFound here then the repository is broken and it should be 500
}
if err != nil {
return nil, err
}
commit := convertCommit(gogitCommit)
commit.repo = repo
if tagObject != nil {
commit.CommitMessage = strings.TrimSpace(tagObject.Message)
commit.Author = &tagObject.Tagger
commit.Signature = convertPGPSignatureForTag(tagObject)
}
tree, err := gogitCommit.Tree()
if err != nil {
return nil, err
}
commit.Tree.ID = tree.Hash
commit.Tree.gogitTree = tree
return commit, nil
}