snapshot of https://github.com/go-gitea/gitea.git (main, 2026-09-15; blobs > 131072B omitted)

modules/git/catfile_batch_command.go

@@ -0,0 +1,75 @@
+// Copyright 2026 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package git
+
+import (
+	"context"
+	"strings"
+
+	"gitea.dev/modules/git/gitcmd"
+	"gitea.dev/modules/setting"
+	"gitea.dev/modules/util"
+)
+
+// catFileBatchCommand implements the CatFileBatch interface using the "cat-file --batch-command" command
+// for git version >= 2.36
+// ref: https://git-scm.com/docs/git-cat-file#Documentation/git-cat-file.txt---batch-command
+type catFileBatchCommand struct {
+	ctx   context.Context
+	repo  RepositoryFacade
+	batch *catFileBatchCommunicator
+}
+
+var _ CatFileBatch = (*catFileBatchCommand)(nil)
+
+func newCatFileBatchCommand(ctx context.Context, repo RepositoryFacade) *catFileBatchCommand {
+	return &catFileBatchCommand{ctx: ctx, repo: repo}
+}
+
+func (b *catFileBatchCommand) getBatch(callerInfo string) *catFileBatchCommunicator {
+	if b.batch != nil {
+		return b.batch
+	}
+	b.batch = newCatFileBatch(b.ctx, b.repo, gitcmd.NewCommand("cat-file", "--batch-command").WithParentCallerInfo(callerInfo))
+	return b.batch
+}
+
+func (b *catFileBatchCommand) Context() context.Context {
+	return b.ctx
+}
+
+func (b *catFileBatchCommand) QueryContent(obj string) (*CatFileObject, BufferedReader, error) {
+	if strings.Contains(obj, "\n") {
+		setting.PanicInDevOrTesting("invalid object name with newline: %q", obj)
+	}
+	batch := b.getBatch(util.CallerFuncName(1))
+	_, err := batch.reqWriter.Write([]byte("contents " + obj + "\n"))
+	if err != nil {
+		return nil, nil, err
+	}
+	info, err := catFileBatchParseInfoLine(batch.respReader)
+	if err != nil {
+		return nil, nil, err
+	}
+	return info, batch.respReader, nil
+}
+
+func (b *catFileBatchCommand) QueryInfo(obj string) (*CatFileObject, error) {
+	if strings.Contains(obj, "\n") {
+		setting.PanicInDevOrTesting("invalid object name with newline: %q", obj)
+	}
+	batch := b.getBatch(util.CallerFuncName(1))
+	_, err := batch.reqWriter.Write([]byte("info " + obj + "\n"))
+	if err != nil {
+		return nil, err
+	}
+	return catFileBatchParseInfoLine(batch.respReader)
+}
+
+func (b *catFileBatchCommand) Close() {
+	if b.batch != nil {
+		b.batch.Close()
+		b.batch = nil
+	}
+}