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Merge all deleteBranch as one function and also fix bug when delete branch don't close related PRs (#16067) #16097

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Merged
merged 1 commit into from
Jun 7, 2021
Merged

Merge all deleteBranch as one function and also fix bug when delete branch don't close related PRs (#16067) #16097

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62 changes: 10 additions & 52 deletions routers/api/v1/repo/branch.go
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Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -6,14 +6,14 @@
package repo

import (
"errors"
"fmt"
"net/http"

"code.gitea.io/gitea/models"
"code.gitea.io/gitea/modules/context"
"code.gitea.io/gitea/modules/convert"
"code.gitea.io/gitea/modules/git"
"code.gitea.io/gitea/modules/log"
repo_module "code.gitea.io/gitea/modules/repository"
api "code.gitea.io/gitea/modules/structs"
"code.gitea.io/gitea/modules/web"
Expand Down Expand Up @@ -117,62 +117,20 @@ func DeleteBranch(ctx *context.APIContext) {

branchName := ctx.Params("*")

if ctx.Repo.Repository.DefaultBranch == branchName {
ctx.Error(http.StatusForbidden, "DefaultBranch", fmt.Errorf("can not delete default branch"))
return
}

isProtected, err := ctx.Repo.Repository.IsProtectedBranch(branchName, ctx.User)
if err != nil {
ctx.InternalServerError(err)
return
}
if isProtected {
ctx.Error(http.StatusForbidden, "IsProtectedBranch", fmt.Errorf("branch protected"))
return
}

branch, err := repo_module.GetBranch(ctx.Repo.Repository, branchName)
if err != nil {
if git.IsErrBranchNotExist(err) {
if err := repo_service.DeleteBranch(ctx.User, ctx.Repo.Repository, ctx.Repo.GitRepo, branchName); err != nil {
switch {
case git.IsErrBranchNotExist(err):
ctx.NotFound(err)
} else {
ctx.Error(http.StatusInternalServerError, "GetBranch", err)
case errors.Is(err, repo_service.ErrBranchIsDefault):
ctx.Error(http.StatusForbidden, "DefaultBranch", fmt.Errorf("can not delete default branch"))
case errors.Is(err, repo_service.ErrBranchIsProtected):
ctx.Error(http.StatusForbidden, "IsProtectedBranch", fmt.Errorf("branch protected"))
default:
ctx.Error(http.StatusInternalServerError, "DeleteBranch", err)
}
return
}

c, err := branch.GetCommit()
if err != nil {
ctx.Error(http.StatusInternalServerError, "GetCommit", err)
return
}

if err := ctx.Repo.GitRepo.DeleteBranch(branchName, git.DeleteBranchOptions{
Force: true,
}); err != nil {
ctx.Error(http.StatusInternalServerError, "DeleteBranch", err)
return
}

// Don't return error below this
if err := repo_service.PushUpdate(
&repo_module.PushUpdateOptions{
RefFullName: git.BranchPrefix + branchName,
OldCommitID: c.ID.String(),
NewCommitID: git.EmptySHA,
PusherID: ctx.User.ID,
PusherName: ctx.User.Name,
RepoUserName: ctx.Repo.Owner.Name,
RepoName: ctx.Repo.Repository.Name,
}); err != nil {
log.Error("Update: %v", err)
}

if err := ctx.Repo.Repository.AddDeletedBranch(branchName, c.ID.String(), ctx.User.ID); err != nil {
log.Warn("AddDeletedBranch: %v", err)
}

ctx.Status(http.StatusNoContent)
}

Expand Down
77 changes: 16 additions & 61 deletions routers/repo/branch.go
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Original file line number Diff line number Diff line change
Expand Up @@ -6,6 +6,7 @@
package repo

import (
"errors"
"fmt"
"strings"

Expand Down Expand Up @@ -82,34 +83,23 @@ func Branches(ctx *context.Context) {
func DeleteBranchPost(ctx *context.Context) {
defer redirect(ctx)
branchName := ctx.Query("name")
if branchName == ctx.Repo.Repository.DefaultBranch {
log.Debug("DeleteBranch: Can't delete default branch '%s'", branchName)
ctx.Flash.Error(ctx.Tr("repo.branch.default_deletion_failed", branchName))
return
}

isProtected, err := ctx.Repo.Repository.IsProtectedBranch(branchName, ctx.User)
if err != nil {
log.Error("DeleteBranch: %v", err)
ctx.Flash.Error(ctx.Tr("repo.branch.deletion_failed", branchName))
return
}

if isProtected {
log.Debug("DeleteBranch: Can't delete protected branch '%s'", branchName)
ctx.Flash.Error(ctx.Tr("repo.branch.protected_deletion_failed", branchName))
return
}

if !ctx.Repo.GitRepo.IsBranchExist(branchName) {
log.Debug("DeleteBranch: Can't delete non existing branch '%s'", branchName)
ctx.Flash.Error(ctx.Tr("repo.branch.deletion_failed", branchName))
return
}
if err := repo_service.DeleteBranch(ctx.User, ctx.Repo.Repository, ctx.Repo.GitRepo, branchName); err != nil {
switch {
case git.IsErrBranchNotExist(err):
log.Debug("DeleteBranch: Can't delete non existing branch '%s'", branchName)
ctx.Flash.Error(ctx.Tr("repo.branch.deletion_failed", branchName))
case errors.Is(err, repo_service.ErrBranchIsDefault):
log.Debug("DeleteBranch: Can't delete default branch '%s'", branchName)
ctx.Flash.Error(ctx.Tr("repo.branch.default_deletion_failed", branchName))
case errors.Is(err, repo_service.ErrBranchIsProtected):
log.Debug("DeleteBranch: Can't delete protected branch '%s'", branchName)
ctx.Flash.Error(ctx.Tr("repo.branch.protected_deletion_failed", branchName))
default:
log.Error("DeleteBranch: %v", err)
ctx.Flash.Error(ctx.Tr("repo.branch.deletion_failed", branchName))
}

if err := deleteBranch(ctx, branchName); err != nil {
log.Error("DeleteBranch: %v", err)
ctx.Flash.Error(ctx.Tr("repo.branch.deletion_failed", branchName))
return
}

Expand Down Expand Up @@ -168,41 +158,6 @@ func redirect(ctx *context.Context) {
})
}

func deleteBranch(ctx *context.Context, branchName string) error {
commit, err := ctx.Repo.GitRepo.GetBranchCommit(branchName)
if err != nil {
log.Error("GetBranchCommit: %v", err)
return err
}

if err := ctx.Repo.GitRepo.DeleteBranch(branchName, git.DeleteBranchOptions{
Force: true,
}); err != nil {
log.Error("DeleteBranch: %v", err)
return err
}

// Don't return error below this
if err := repo_service.PushUpdate(
&repo_module.PushUpdateOptions{
RefFullName: git.BranchPrefix + branchName,
OldCommitID: commit.ID.String(),
NewCommitID: git.EmptySHA,
PusherID: ctx.User.ID,
PusherName: ctx.User.Name,
RepoUserName: ctx.Repo.Owner.Name,
RepoName: ctx.Repo.Repository.Name,
}); err != nil {
log.Error("Update: %v", err)
}

if err := ctx.Repo.Repository.AddDeletedBranch(branchName, commit.ID.String(), ctx.User.ID); err != nil {
log.Warn("AddDeletedBranch: %v", err)
}

return nil
}

// loadBranches loads branches from the repository limited by page & pageSize.
// NOTE: May write to context on error.
func loadBranches(ctx *context.Context, skip, limit int) ([]*Branch, int) {
Expand Down
46 changes: 13 additions & 33 deletions routers/repo/pull.go
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -9,6 +9,7 @@ package repo
import (
"container/list"
"crypto/subtle"
"errors"
"fmt"
"net/http"
"path"
Expand All @@ -22,7 +23,6 @@ import (
"code.gitea.io/gitea/modules/git"
"code.gitea.io/gitea/modules/log"
"code.gitea.io/gitea/modules/notification"
repo_module "code.gitea.io/gitea/modules/repository"
"code.gitea.io/gitea/modules/setting"
"code.gitea.io/gitea/modules/structs"
"code.gitea.io/gitea/modules/upload"
Expand Down Expand Up @@ -1186,20 +1186,6 @@ func CleanUpPullRequest(ctx *context.Context) {
})
}()

if pr.HeadBranch == pr.HeadRepo.DefaultBranch || !gitRepo.IsBranchExist(pr.HeadBranch) {
ctx.Flash.Error(ctx.Tr("repo.branch.deletion_failed", fullBranchName))
return
}

// Check if branch is not protected
if protected, err := pr.HeadRepo.IsProtectedBranch(pr.HeadBranch, ctx.User); err != nil || protected {
if err != nil {
log.Error("HeadRepo.IsProtectedBranch: %v", err)
}
ctx.Flash.Error(ctx.Tr("repo.branch.deletion_failed", fullBranchName))
return
}

// Check if branch has no new commits
headCommitID, err := gitBaseRepo.GetRefCommitID(pr.GetGitRefName())
if err != nil {
Expand All @@ -1218,27 +1204,21 @@ func CleanUpPullRequest(ctx *context.Context) {
return
}

if err := gitRepo.DeleteBranch(pr.HeadBranch, git.DeleteBranchOptions{
Force: true,
}); err != nil {
log.Error("DeleteBranch: %v", err)
ctx.Flash.Error(ctx.Tr("repo.branch.deletion_failed", fullBranchName))
if err := repo_service.DeleteBranch(ctx.User, pr.HeadRepo, gitRepo, pr.HeadBranch); err != nil {
switch {
case git.IsErrBranchNotExist(err):
ctx.Flash.Error(ctx.Tr("repo.branch.deletion_failed", fullBranchName))
case errors.Is(err, repo_service.ErrBranchIsDefault):
ctx.Flash.Error(ctx.Tr("repo.branch.deletion_failed", fullBranchName))
case errors.Is(err, repo_service.ErrBranchIsProtected):
ctx.Flash.Error(ctx.Tr("repo.branch.deletion_failed", fullBranchName))
default:
log.Error("DeleteBranch: %v", err)
ctx.Flash.Error(ctx.Tr("repo.branch.deletion_failed", fullBranchName))
}
return
}

if err := repo_service.PushUpdate(
&repo_module.PushUpdateOptions{
RefFullName: git.BranchPrefix + pr.HeadBranch,
OldCommitID: branchCommitID,
NewCommitID: git.EmptySHA,
PusherID: ctx.User.ID,
PusherName: ctx.User.Name,
RepoUserName: pr.HeadRepo.Owner.Name,
RepoName: pr.HeadRepo.Name,
}); err != nil {
log.Error("Update: %v", err)
}

if err := models.AddDeletePRBranchComment(ctx.User, pr.BaseRepo, issue.ID, pr.HeadBranch); err != nil {
// Do not fail here as branch has already been deleted
log.Error("DeleteBranch: %v", err)
Expand Down
72 changes: 72 additions & 0 deletions services/repository/branch.go
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -0,0 +1,72 @@
// Copyright 2021 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.

package repository

import (
"errors"

"code.gitea.io/gitea/models"
"code.gitea.io/gitea/modules/git"
"code.gitea.io/gitea/modules/log"
repo_module "code.gitea.io/gitea/modules/repository"
pull_service "code.gitea.io/gitea/services/pull"
)

// enmuerates all branch related errors
var (
ErrBranchIsDefault = errors.New("branch is default")
ErrBranchIsProtected = errors.New("branch is protected")
)

// DeleteBranch delete branch
func DeleteBranch(doer *models.User, repo *models.Repository, gitRepo *git.Repository, branchName string) error {
if branchName == repo.DefaultBranch {
return ErrBranchIsDefault
}

isProtected, err := repo.IsProtectedBranch(branchName, doer)
if err != nil {
return err
}

if isProtected {
return ErrBranchIsProtected
}

commit, err := gitRepo.GetBranchCommit(branchName)
if err != nil {
return err
}

if err := gitRepo.DeleteBranch(branchName, git.DeleteBranchOptions{
Force: true,
}); err != nil {
return err
}

if err := pull_service.CloseBranchPulls(doer, repo.ID, branchName); err != nil {
return err
}

// Don't return error below this
if err := PushUpdate(
&repo_module.PushUpdateOptions{
RefFullName: git.BranchPrefix + branchName,
OldCommitID: commit.ID.String(),
NewCommitID: git.EmptySHA,
PusherID: doer.ID,
PusherName: doer.Name,
RepoUserName: repo.OwnerName,
RepoName: repo.Name,
}); err != nil {
log.Error("Update: %v", err)
}

if err := repo.AddDeletedBranch(branchName, commit.ID.String(), doer.ID); err != nil {
log.Warn("AddDeletedBranch: %v", err)
}

return nil
}