UpdatePatch generates and saves a new patch.
()
| 618 | |
| 619 | // UpdatePatch generates and saves a new patch. |
| 620 | func (pr *PullRequest) UpdatePatch() (err error) { |
| 621 | headGitRepo, err := git.Open(pr.HeadRepo.RepoPath()) |
| 622 | if err != nil { |
| 623 | return errors.Newf("open repository: %v", err) |
| 624 | } |
| 625 | |
| 626 | // Add a temporary remote. |
| 627 | tmpRemote := com.ToStr(time.Now().UnixNano()) |
| 628 | baseRepoPath := RepoPath(pr.BaseRepo.MustOwner().Name, pr.BaseRepo.Name) |
| 629 | err = headGitRepo.RemoteAdd(tmpRemote, baseRepoPath, git.RemoteAddOptions{Fetch: true}) |
| 630 | if err != nil { |
| 631 | return errors.Newf("add remote %q [repo_id: %d]: %v", tmpRemote, pr.HeadRepoID, err) |
| 632 | } |
| 633 | defer func() { |
| 634 | if err := headGitRepo.RemoteRemove(tmpRemote); err != nil { |
| 635 | log.Error("Failed to remove remote %q [repo_id: %d]: %v", tmpRemote, pr.HeadRepoID, err) |
| 636 | } |
| 637 | }() |
| 638 | |
| 639 | remoteBranch := "remotes/" + tmpRemote + "/" + pr.BaseBranch |
| 640 | pr.MergeBase, err = headGitRepo.MergeBase(remoteBranch, pr.HeadBranch) |
| 641 | if err != nil { |
| 642 | return errors.Newf("get merge base: %v", err) |
| 643 | } else if err = pr.Update(); err != nil { |
| 644 | return errors.Newf("update: %v", err) |
| 645 | } |
| 646 | |
| 647 | patch, err := headGitRepo.DiffBinary(pr.MergeBase, pr.HeadBranch) |
| 648 | if err != nil { |
| 649 | return errors.Newf("get binary patch: %v", err) |
| 650 | } |
| 651 | |
| 652 | if err = pr.BaseRepo.SavePatch(pr.Index, patch); err != nil { |
| 653 | return errors.Newf("save patch: %v", err) |
| 654 | } |
| 655 | |
| 656 | log.Trace("PullRequest[%d].UpdatePatch: patch saved", pr.ID) |
| 657 | return nil |
| 658 | } |
| 659 | |
| 660 | // PushToBaseRepo pushes commits from branches of head repository to |
| 661 | // corresponding branches of base repository. |