mirror of
https://github.com/go-gitea/gitea.git
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74 lines
2.2 KiB
Go
74 lines
2.2 KiB
Go
// Copyright 2024 The Gitea Authors. All rights reserved.
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// SPDX-License-Identifier: MIT
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package git
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import (
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"context"
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"io"
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"code.gitea.io/gitea/modules/git/gitcmd"
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)
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// catFileBatchLegacy implements the CatFileBatch interface using the "cat-file --batch" command and "cat-file --batch-check" command
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// for git version < 2.36
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// to align with "--batch-command", it creates the two commands for querying object contents and object info separately
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// ref: https://git-scm.com/docs/git-cat-file#Documentation/git-cat-file.txt---batch
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type catFileBatchLegacy struct {
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ctx context.Context
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repoPath string
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batchContent *catFileBatchCommunicator
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batchCheck *catFileBatchCommunicator
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}
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var _ CatFileBatchCloser = (*catFileBatchLegacy)(nil)
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// newCatFileBatchLegacy creates a new batch and a new batch check for the given repository, the Close must be invoked before release the batch
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func newCatFileBatchLegacy(ctx context.Context, repoPath string) (*catFileBatchLegacy, error) {
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if err := ensureValidGitRepository(ctx, repoPath); err != nil {
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return nil, err
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}
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return &catFileBatchLegacy{
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ctx: ctx,
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repoPath: repoPath,
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}, nil
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}
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func (b *catFileBatchLegacy) getBatchContent() *catFileBatchCommunicator {
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if b.batchContent != nil {
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return b.batchContent
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}
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b.batchContent = newCatFileBatch(b.ctx, b.repoPath, gitcmd.NewCommand("cat-file", "--batch"))
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return b.batchContent
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}
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func (b *catFileBatchLegacy) getBatchCheck() *catFileBatchCommunicator {
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if b.batchCheck != nil {
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return b.batchCheck
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}
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b.batchCheck = newCatFileBatch(b.ctx, b.repoPath, gitcmd.NewCommand("cat-file", "--batch-check"))
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return b.batchCheck
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}
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func (b *catFileBatchLegacy) QueryContent(obj string) (BufferedReader, error) {
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_, err := io.WriteString(b.getBatchContent().writer, obj+"\n")
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return b.getBatchContent().reader, err
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}
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func (b *catFileBatchLegacy) QueryInfo(obj string) (BufferedReader, error) {
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_, err := io.WriteString(b.getBatchCheck().writer, obj+"\n")
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return b.getBatchCheck().reader, err
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}
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func (b *catFileBatchLegacy) Close() {
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if b.batchContent != nil {
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b.batchContent.Close()
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b.batchContent = nil
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}
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if b.batchCheck != nil {
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b.batchCheck.Close()
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b.batchCheck = nil
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}
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}
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