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Honor delete branch on merge repo setting when using merge API (#35488)

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Fix #35463.

---------

Co-authored-by: wxiaoguang <wxiaoguang@gmail.com>
This commit is contained in:
Kemal Zebari
2025-10-21 22:06:56 -07:00
committed by GitHub
parent 5f0697243c
commit a9f2ea720b
20 changed files with 334 additions and 264 deletions
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56
routers/api/v1/repo/pull.go
View File

@@ -13,7 +13,6 @@ import (
"time"
activities_model "code.gitea.io/gitea/models/activities"
git_model "code.gitea.io/gitea/models/git"
issues_model "code.gitea.io/gitea/models/issues"
access_model "code.gitea.io/gitea/models/perm/access"
pull_model "code.gitea.io/gitea/models/pull"
@@ -938,7 +937,7 @@ func MergePullRequest(ctx *context.APIContext) {
} else if errors.Is(err, pull_service.ErrNoPermissionToMerge) {
ctx.APIError(http.StatusMethodNotAllowed, "User not allowed to merge PR")
} else if errors.Is(err, pull_service.ErrHasMerged) {
ctx.APIError(http.StatusMethodNotAllowed, "")
ctx.APIError(http.StatusMethodNotAllowed, "The PR is already merged")
} else if errors.Is(err, pull_service.ErrIsWorkInProgress) {
ctx.APIError(http.StatusMethodNotAllowed, "Work in progress PRs cannot be merged")
} else if errors.Is(err, pull_service.ErrNotMergeableState) {
@@ -989,8 +988,14 @@ func MergePullRequest(ctx *context.APIContext) {
message += "\n\n" + form.MergeMessageField
}
deleteBranchAfterMerge, err := pull_service.ShouldDeleteBranchAfterMerge(ctx, form.DeleteBranchAfterMerge, ctx.Repo.Repository, pr)
if err != nil {
ctx.APIErrorInternal(err)
return
}
if form.MergeWhenChecksSucceed {
scheduled, err := automerge.ScheduleAutoMerge(ctx, ctx.Doer, pr, repo_model.MergeStyle(form.Do), message, form.DeleteBranchAfterMerge)
scheduled, err := automerge.ScheduleAutoMerge(ctx, ctx.Doer, pr, repo_model.MergeStyle(form.Do), message, deleteBranchAfterMerge)
if err != nil {
if pull_model.IsErrAlreadyScheduledToAutoMerge(err) {
ctx.APIError(http.StatusConflict, err)
@@ -1035,47 +1040,10 @@ func MergePullRequest(ctx *context.APIContext) {
}
log.Trace("Pull request merged: %d", pr.ID)
// for agit flow, we should not delete the agit reference after merge
if form.DeleteBranchAfterMerge && pr.Flow == issues_model.PullRequestFlowGithub {
// check permission even it has been checked in repo_service.DeleteBranch so that we don't need to
// do RetargetChildrenOnMerge
if err := repo_service.CanDeleteBranch(ctx, pr.HeadRepo, pr.HeadBranch, ctx.Doer); err == nil {
// Don't cleanup when there are other PR's that use this branch as head branch.
exist, err := issues_model.HasUnmergedPullRequestsByHeadInfo(ctx, pr.HeadRepoID, pr.HeadBranch)
if err != nil {
ctx.APIErrorInternal(err)
return
}
if exist {
ctx.Status(http.StatusOK)
return
}
var headRepo *git.Repository
if ctx.Repo != nil && ctx.Repo.Repository != nil && ctx.Repo.Repository.ID == pr.HeadRepoID && ctx.Repo.GitRepo != nil {
headRepo = ctx.Repo.GitRepo
} else {
headRepo, err = gitrepo.OpenRepository(ctx, pr.HeadRepo)
if err != nil {
ctx.APIErrorInternal(err)
return
}
defer headRepo.Close()
}
if err := repo_service.DeleteBranch(ctx, ctx.Doer, pr.HeadRepo, headRepo, pr.HeadBranch, pr); err != nil {
switch {
case git.IsErrBranchNotExist(err):
ctx.APIErrorNotFound(err)
case errors.Is(err, repo_service.ErrBranchIsDefault):
ctx.APIError(http.StatusForbidden, errors.New("can not delete default branch"))
case errors.Is(err, git_model.ErrBranchIsProtected):
ctx.APIError(http.StatusForbidden, errors.New("branch protected"))
default:
ctx.APIErrorInternal(err)
}
return
}
if deleteBranchAfterMerge {
if err = repo_service.DeleteBranchAfterMerge(ctx, ctx.Doer, pr.ID, nil); err != nil {
// no way to tell users that what error happens, and the PR has been merged, so ignore the error
log.Debug("DeleteBranchAfterMerge: pr %d, err: %v", pr.ID, err)
}
}