Move repofiles from modules/repofiles to services/repository/files (#17774)

* Move repofiles from modules to services

* rename services/repository/repofiles -> services/repository/files

* Fix test

Co-authored-by: 6543 <6543@obermui.de>

services/repository/files/commit.go

@@ -0,0 +1,73 @@
+// 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 files
+
+import (
+	"fmt"
+
+	"code.gitea.io/gitea/models"
+	"code.gitea.io/gitea/modules/git"
+	"code.gitea.io/gitea/modules/structs"
+)
+
+// CreateCommitStatus creates a new CommitStatus given a bunch of parameters
+// NOTE: All text-values will be trimmed from whitespaces.
+// Requires: Repo, Creator, SHA
+func CreateCommitStatus(repo *models.Repository, creator *models.User, sha string, status *models.CommitStatus) error {
+	repoPath := repo.RepoPath()
+
+	// confirm that commit is exist
+	gitRepo, err := git.OpenRepository(repoPath)
+	if err != nil {
+		return fmt.Errorf("OpenRepository[%s]: %v", repoPath, err)
+	}
+	if _, err := gitRepo.GetCommit(sha); err != nil {
+		gitRepo.Close()
+		return fmt.Errorf("GetCommit[%s]: %v", sha, err)
+	}
+	gitRepo.Close()
+
+	if err := models.NewCommitStatus(models.NewCommitStatusOptions{
+		Repo:         repo,
+		Creator:      creator,
+		SHA:          sha,
+		CommitStatus: status,
+	}); err != nil {
+		return fmt.Errorf("NewCommitStatus[repo_id: %d, user_id: %d, sha: %s]: %v", repo.ID, creator.ID, sha, err)
+	}
+
+	return nil
+}
+
+// CountDivergingCommits determines how many commits a branch is ahead or behind the repository's base branch
+func CountDivergingCommits(repo *models.Repository, branch string) (*git.DivergeObject, error) {
+	divergence, err := git.GetDivergingCommits(repo.RepoPath(), repo.DefaultBranch, branch)
+	if err != nil {
+		return nil, err
+	}
+	return &divergence, nil
+}
+
+// GetPayloadCommitVerification returns the verification information of a commit
+func GetPayloadCommitVerification(commit *git.Commit) *structs.PayloadCommitVerification {
+	verification := &structs.PayloadCommitVerification{}
+	commitVerification := models.ParseCommitWithSignature(commit)
+	if commit.Signature != nil {
+		verification.Signature = commit.Signature.Signature
+		verification.Payload = commit.Signature.Payload
+	}
+	if commitVerification.SigningUser != nil {
+		verification.Signer = &structs.PayloadUser{
+			Name:  commitVerification.SigningUser.Name,
+			Email: commitVerification.SigningUser.Email,
+		}
+	}
+	verification.Verified = commitVerification.Verified
+	verification.Reason = commitVerification.Reason
+	if verification.Reason == "" && !verification.Verified {
+		verification.Reason = "gpg.error.not_signed_commit"
+	}
+	return verification
+}