Move some functions to gitrepo package to reduce RepoPath reference directly (#36126)

modules/gitrepo/clone.go

@@ -18,3 +18,7 @@ func CloneExternalRepo(ctx context.Context, fromRemoteURL string, toRepo Reposit
 func CloneRepoToLocal(ctx context.Context, fromRepo Repository, toLocalPath string, opts git.CloneRepoOptions) error {
 	return git.Clone(ctx, repoPath(fromRepo), toLocalPath, opts)
 }
+
+func Clone(ctx context.Context, fromRepo, toRepo Repository, opts git.CloneRepoOptions) error {
+	return git.Clone(ctx, repoPath(fromRepo), repoPath(toRepo), opts)
+}

modules/gitrepo/commit.go

@@ -7,6 +7,7 @@ import (
 	"context"
 	"strconv"
 	"strings"
+	"time"
 
 	"code.gitea.io/gitea/modules/git"
 	"code.gitea.io/gitea/modules/git/gitcmd"
@@ -94,3 +95,18 @@ func AllCommitsCount(ctx context.Context, repo Repository, hidePRRefs bool, file
 
 	return strconv.ParseInt(strings.TrimSpace(stdout), 10, 64)
 }
+
+func GetFullCommitID(ctx context.Context, repo Repository, shortID string) (string, error) {
+	return git.GetFullCommitID(ctx, repoPath(repo), shortID)
+}
+
+// GetLatestCommitTime returns time for latest commit in repository (across all branches)
+func GetLatestCommitTime(ctx context.Context, repo Repository) (time.Time, error) {
+	stdout, err := RunCmdString(ctx, repo,
+		gitcmd.NewCommand("for-each-ref", "--sort=-committerdate", git.BranchPrefix, "--count", "1", "--format=%(committerdate)"))
+	if err != nil {
+		return time.Time{}, err
+	}
+	commitTime := strings.TrimSpace(stdout)
+	return time.Parse("Mon Jan _2 15:04:05 2006 -0700", commitTime)
+}

modules/gitrepo/commit_test.go

@@ -33,3 +33,13 @@ func TestCommitsCountWithoutBase(t *testing.T) {
 	assert.NoError(t, err)
 	assert.Equal(t, int64(2), commitsCount)
 }
+
+func TestGetLatestCommitTime(t *testing.T) {
+	bareRepo1 := &mockRepository{path: "repo1_bare"}
+	lct, err := GetLatestCommitTime(t.Context(), bareRepo1)
+	assert.NoError(t, err)
+	// Time is Sun Nov 13 16:40:14 2022 +0100
+	// which is the time of commit
+	// ce064814f4a0d337b333e646ece456cd39fab612 (refs/heads/master)
+	assert.EqualValues(t, 1668354014, lct.Unix())
+}

modules/gitrepo/diff.go

@@ -4,8 +4,10 @@
 package gitrepo
 
 import (
+	"bytes"
 	"context"
 	"fmt"
+	"io"
 	"regexp"
 	"strconv"
 
@@ -60,3 +62,15 @@ func parseDiffStat(stdout string) (numFiles, totalAdditions, totalDeletions int,
 	}
 	return numFiles, totalAdditions, totalDeletions, err
 }
+
+// GetReverseRawDiff dumps the reverse diff results of repository in given commit ID to io.Writer.
+func GetReverseRawDiff(ctx context.Context, repo Repository, commitID string, writer io.Writer) error {
+	stderr := new(bytes.Buffer)
+	if err := RunCmd(ctx, repo, gitcmd.NewCommand("show", "--pretty=format:revert %H%n", "-R").
+		AddDynamicArguments(commitID).
+		WithStdout(writer).
+		WithStderr(stderr)); err != nil {
+		return fmt.Errorf("GetReverseRawDiff: %w - %s", err, stderr)
+	}
+	return nil
+}

modules/gitrepo/gitrepo.go

@@ -98,3 +98,23 @@ func UpdateServerInfo(ctx context.Context, repo Repository) error {
 func GetRepoFS(repo Repository) fs.FS {
 	return os.DirFS(repoPath(repo))
 }
+
+func IsRepoFileExist(ctx context.Context, repo Repository, relativeFilePath string) (bool, error) {
+	absoluteFilePath := filepath.Join(repoPath(repo), relativeFilePath)
+	return util.IsExist(absoluteFilePath)
+}
+
+func IsRepoDirExist(ctx context.Context, repo Repository, relativeDirPath string) (bool, error) {
+	absoluteDirPath := filepath.Join(repoPath(repo), relativeDirPath)
+	return util.IsDir(absoluteDirPath)
+}
+
+func RemoveRepoFile(ctx context.Context, repo Repository, relativeFilePath string) error {
+	absoluteFilePath := filepath.Join(repoPath(repo), relativeFilePath)
+	return util.Remove(absoluteFilePath)
+}
+
+func CreateRepoFile(ctx context.Context, repo Repository, relativeFilePath string) (io.WriteCloser, error) {
+	absoluteFilePath := filepath.Join(repoPath(repo), relativeFilePath)
+	return os.Create(absoluteFilePath)
+}