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// 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.
package pull
import (
"fmt"
"os"
"path"
"code.gitea.io/gitea/models"
"code.gitea.io/gitea/modules/git"
"code.gitea.io/gitea/modules/log"
"code.gitea.io/gitea/modules/notification"
issue_service "code.gitea.io/gitea/services/issue"
)
// NewPullRequest creates new pull request with labels for repository.
func NewPullRequest(repo *models.Repository, pull *models.Issue, labelIDs []int64, uuids []string, pr *models.PullRequest, assigneeIDs []int64) error {
if err := TestPatch(pr); err != nil {
return err
}
if err := models.NewPullRequest(repo, pull, labelIDs, uuids, pr); err != nil {
return err
}
for _, assigneeID := range assigneeIDs {
if err := issue_service.AddAssigneeIfNotAssigned(pull, pull.Poster, assigneeID); err != nil {
return err
}
}
pr.Issue = pull
pull.PullRequest = pr
if err := PushToBaseRepo(pr); err != nil {
return err
}
notification.NotifyNewPullRequest(pr)
return nil
}
func checkForInvalidation(requests models.PullRequestList, repoID int64, doer *models.User, branch string) error {
repo, err := models.GetRepositoryByID(repoID)
if err != nil {
return fmt.Errorf("GetRepositoryByID: %v", err)
}
gitRepo, err := git.OpenRepository(repo.RepoPath())
if err != nil {
return fmt.Errorf("git.OpenRepository: %v", err)
}
go func() {
err := requests.InvalidateCodeComments(doer, gitRepo, branch)
if err != nil {
log.Error("PullRequestList.InvalidateCodeComments: %v", err)
}
gitRepo.Close()
}()
return nil
}
func addHeadRepoTasks(prs []*models.PullRequest) {
for _, pr := range prs {
log.Trace("addHeadRepoTasks[%d]: composing new test task", pr.ID)
if err := PushToBaseRepo(pr); err != nil {
log.Error("PushToBaseRepo: %v", err)
continue
}
AddToTaskQueue(pr)
}
}
// AddTestPullRequestTask adds new test tasks by given head/base repository and head/base branch,
// and generate new patch for testing as needed.
func AddTestPullRequestTask(doer *models.User, repoID int64, branch string, isSync bool) {
log.Trace("AddTestPullRequestTask [head_repo_id: %d, head_branch: %s]: finding pull requests", repoID, branch)
prs, err := models.GetUnmergedPullRequestsByHeadInfo(repoID, branch)
if err != nil {
log.Error("Find pull requests [head_repo_id: %d, head_branch: %s]: %v", repoID, branch, err)
return
}
if isSync {
requests := models.PullRequestList(prs)
if err = requests.LoadAttributes(); err != nil {
log.Error("PullRequestList.LoadAttributes: %v", err)
}
if invalidationErr := checkForInvalidation(requests, repoID, doer, branch); invalidationErr != nil {
log.Error("checkForInvalidation: %v", invalidationErr)
}
if err == nil {
for _, pr := range prs {
pr.Issue.PullRequest = pr
notification.NotifyPullRequestSynchronized(doer, pr)
}
}
}
addHeadRepoTasks(prs)
log.Trace("AddTestPullRequestTask [base_repo_id: %d, base_branch: %s]: finding pull requests", repoID, branch)
prs, err = models.GetUnmergedPullRequestsByBaseInfo(repoID, branch)
if err != nil {
log.Error("Find pull requests [base_repo_id: %d, base_branch: %s]: %v", repoID, branch, err)
return
}
for _, pr := range prs {
AddToTaskQueue(pr)
}
}
// PushToBaseRepo pushes commits from branches of head repository to
// corresponding branches of base repository.
// FIXME: Only push branches that are actually updates?
func PushToBaseRepo(pr *models.PullRequest) (err error) {
log.Trace("PushToBaseRepo[%d]: pushing commits to base repo '%s'", pr.BaseRepoID, pr.GetGitRefName())
headRepoPath := pr.HeadRepo.RepoPath()
headGitRepo, err := git.OpenRepository(headRepoPath)
if err != nil {
return fmt.Errorf("OpenRepository: %v", err)
}
defer headGitRepo.Close()
tmpRemoteName := fmt.Sprintf("tmp-pull-%d", pr.ID)
if err = headGitRepo.AddRemote(tmpRemoteName, pr.BaseRepo.RepoPath(), false); err != nil {
return fmt.Errorf("headGitRepo.AddRemote: %v", err)
}
// Make sure to remove the remote even if the push fails
defer func() {
if err := headGitRepo.RemoveRemote(tmpRemoteName); err != nil {
log.Error("PushToBaseRepo: RemoveRemote: %s", err)
}
}()
headFile := pr.GetGitRefName()
// Remove head in case there is a conflict.
file := path.Join(pr.BaseRepo.RepoPath(), headFile)
_ = os.Remove(file)
if err = git.Push(headRepoPath, git.PushOptions{
Remote: tmpRemoteName,
Branch: fmt.Sprintf("%s:%s", pr.HeadBranch, headFile),
Force: true,
}); err != nil {
return fmt.Errorf("Push: %v", err)
}
return nil
}
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