// Copyright 2021 The Gitea Authors. All rights reserved. // SPDX-License-Identifier: MIT package agit import ( "context" "fmt" "os" "strconv" "strings" issues_model "code.gitea.io/gitea/models/issues" repo_model "code.gitea.io/gitea/models/repo" user_model "code.gitea.io/gitea/models/user" "code.gitea.io/gitea/modules/git" "code.gitea.io/gitea/modules/log" "code.gitea.io/gitea/modules/private" notify_service "code.gitea.io/gitea/services/notify" pull_service "code.gitea.io/gitea/services/pull" ) // ProcReceive handle proc receive work func ProcReceive(ctx context.Context, repo *repo_model.Repository, gitRepo *git.Repository, opts *private.HookOptions) ([]private.HookProcReceiveRefResult, error) { results := make([]private.HookProcReceiveRefResult, 0, len(opts.OldCommitIDs)) topicBranch := opts.GitPushOptions["topic"] forcePush, _ := strconv.ParseBool(opts.GitPushOptions["force-push"]) title := strings.TrimSpace(opts.GitPushOptions["title"]) description := strings.TrimSpace(opts.GitPushOptions["description"]) // TODO: Add more options? objectFormat := git.ObjectFormatFromName(repo.ObjectFormatName) userName := strings.ToLower(opts.UserName) pusher, err := user_model.GetUserByID(ctx, opts.UserID) if err != nil { return nil, fmt.Errorf("failed to get user. Error: %w", err) } for i := range opts.OldCommitIDs { if opts.NewCommitIDs[i] == objectFormat.EmptyObjectID().String() { results = append(results, private.HookProcReceiveRefResult{ OriginalRef: opts.RefFullNames[i], OldOID: opts.OldCommitIDs[i], NewOID: opts.NewCommitIDs[i], Err: "Can't delete not exist branch", }) continue } if !opts.RefFullNames[i].IsFor() { results = append(results, private.HookProcReceiveRefResult{ IsNotMatched: true, OriginalRef: opts.RefFullNames[i], }) continue } baseBranchName := opts.RefFullNames[i].ForBranchName() curentTopicBranch := "" if !gitRepo.IsBranchExist(baseBranchName) { // try match refs/for/<target-branch>/<topic-branch> for p, v := range baseBranchName { if v == '/' && gitRepo.IsBranchExist(baseBranchName[:p]) && p != len(baseBranchName)-1 { curentTopicBranch = baseBranchName[p+1:] baseBranchName = baseBranchName[:p] break } } } if len(topicBranch) == 0 && len(curentTopicBranch) == 0 { results = append(results, private.HookProcReceiveRefResult{ OriginalRef: opts.RefFullNames[i], OldOID: opts.OldCommitIDs[i], NewOID: opts.NewCommitIDs[i], Err: "topic-branch is not set", }) continue } if len(curentTopicBranch) == 0 { curentTopicBranch = topicBranch } // because different user maybe want to use same topic, // So it's better to make sure the topic branch name // has user name prefix var headBranch string if !strings.HasPrefix(curentTopicBranch, userName+"/") { headBranch = userName + "/" + curentTopicBranch } else { headBranch = curentTopicBranch } pr, err := issues_model.GetUnmergedPullRequest(ctx, repo.ID, repo.ID, headBranch, baseBranchName, issues_model.PullRequestFlowAGit) if err != nil { if !issues_model.IsErrPullRequestNotExist(err) { return nil, fmt.Errorf("failed to get unmerged agit flow pull request in repository: %s Error: %w", repo.FullName(), err) } var commit *git.Commit if title == "" || description == "" { commit, err = gitRepo.GetCommit(opts.NewCommitIDs[i]) if err != nil { return nil, fmt.Errorf("failed to get commit %s in repository: %s Error: %w", opts.NewCommitIDs[i], repo.FullName(), err) } } // create a new pull request if title == "" { title = strings.Split(commit.CommitMessage, "\n")[0] } if description == "" { _, description, _ = strings.Cut(commit.CommitMessage, "\n\n") } if description == "" { description = title } prIssue := &issues_model.Issue{ RepoID: repo.ID, Title: title, PosterID: pusher.ID, Poster: pusher, IsPull: true, Content: description, } pr := &issues_model.PullRequest{ HeadRepoID: repo.ID, BaseRepoID: repo.ID, HeadBranch: headBranch, HeadCommitID: opts.NewCommitIDs[i], BaseBranch: baseBranchName, HeadRepo: repo, BaseRepo: repo, MergeBase: "", Type: issues_model.PullRequestGitea, Flow: issues_model.PullRequestFlowAGit, } if err := pull_service.NewPullRequest(ctx, repo, prIssue, []int64{}, []string{}, pr, []int64{}); err != nil { return nil, err } log.Trace("Pull request created: %d/%d", repo.ID, prIssue.ID) results = append(results, private.HookProcReceiveRefResult{ Ref: pr.GetGitRefName(), OriginalRef: opts.RefFullNames[i], OldOID: objectFormat.EmptyObjectID().String(), NewOID: opts.NewCommitIDs[i], }) continue } // update exist pull request if err := pr.LoadBaseRepo(ctx); err != nil { return nil, fmt.Errorf("unable to load base repository for PR[%d] Error: %w", pr.ID, err) } oldCommitID, err := gitRepo.GetRefCommitID(pr.GetGitRefName()) if err != nil { return nil, fmt.Errorf("unable to get ref commit id in base repository for PR[%d] Error: %w", pr.ID, err) } if oldCommitID == opts.NewCommitIDs[i] { results = append(results, private.HookProcReceiveRefResult{ OriginalRef: opts.RefFullNames[i], OldOID: opts.OldCommitIDs[i], NewOID: opts.NewCommitIDs[i], Err: "new commit is same with old commit", }) continue } if !forcePush { output, _, err := git.NewCommand(ctx, "rev-list", "--max-count=1"). AddDynamicArguments(oldCommitID, "^"+opts.NewCommitIDs[i]). RunStdString(&git.RunOpts{Dir: repo.RepoPath(), Env: os.Environ()}) if err != nil { return nil, fmt.Errorf("failed to detect force push: %w", err) } else if len(output) > 0 { results = append(results, private.HookProcReceiveRefResult{ OriginalRef: opts.RefFullNames[i], OldOID: opts.OldCommitIDs[i], NewOID: opts.NewCommitIDs[i], Err: "request `force-push` push option", }) continue } } pr.HeadCommitID = opts.NewCommitIDs[i] if err = pull_service.UpdateRef(ctx, pr); err != nil { return nil, fmt.Errorf("failed to update pull ref. Error: %w", err) } pull_service.AddToTaskQueue(ctx, pr) err = pr.LoadIssue(ctx) if err != nil { return nil, fmt.Errorf("failed to load pull issue. Error: %w", err) } comment, err := pull_service.CreatePushPullComment(ctx, pusher, pr, oldCommitID, opts.NewCommitIDs[i]) if err == nil && comment != nil { notify_service.PullRequestPushCommits(ctx, pusher, pr, comment) } notify_service.PullRequestSynchronized(ctx, pusher, pr) isForcePush := comment != nil && comment.IsForcePush results = append(results, private.HookProcReceiveRefResult{ OldOID: oldCommitID, NewOID: opts.NewCommitIDs[i], Ref: pr.GetGitRefName(), OriginalRef: opts.RefFullNames[i], IsForcePush: isForcePush, }) } return results, nil } // UserNameChanged handle user name change for agit flow pull func UserNameChanged(ctx context.Context, user *user_model.User, newName string) error { pulls, err := issues_model.GetAllUnmergedAgitPullRequestByPoster(ctx, user.ID) if err != nil { return err } newName = strings.ToLower(newName) for _, pull := range pulls { pull.HeadBranch = strings.TrimPrefix(pull.HeadBranch, user.LowerName+"/") pull.HeadBranch = newName + "/" + pull.HeadBranch if err = pull.UpdateCols(ctx, "head_branch"); err != nil { return err } } return nil }