初始提交: Gitea 项目代码

services/repository/files/upload.go

@@ -0,0 +1,111 @@
+// Copyright 2019 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package files
+
+import (
+	"context"
+	"fmt"
+	"os"
+	"path"
+	"sync"
+
+	repo_model "gitea.dev/models/repo"
+	user_model "gitea.dev/models/user"
+	"gitea.dev/modules/log"
+)
+
+// UploadRepoFileOptions contains the uploaded repository file options
+type UploadRepoFileOptions struct {
+	LastCommitID string
+	OldBranch    string
+	NewBranch    string
+	TreePath     string
+	Message      string
+	Files        []string // In UUID format.
+	Signoff      bool
+	Author       *IdentityOptions
+	Committer    *IdentityOptions
+}
+
+type lazyLocalFileReader struct {
+	*os.File
+	localFilename string
+	counter       int
+	mu            sync.Mutex
+}
+
+var _ LazyReadSeeker = (*lazyLocalFileReader)(nil)
+
+func (l *lazyLocalFileReader) Close() error {
+	l.mu.Lock()
+	defer l.mu.Unlock()
+
+	if l.counter > 0 {
+		l.counter--
+		if l.counter == 0 {
+			if err := l.File.Close(); err != nil {
+				return fmt.Errorf("close file %s: %w", l.localFilename, err)
+			}
+			l.File = nil
+		}
+		return nil
+	}
+	return fmt.Errorf("file %s already closed", l.localFilename)
+}
+
+func (l *lazyLocalFileReader) OpenLazyReader() error {
+	l.mu.Lock()
+	defer l.mu.Unlock()
+
+	if l.File != nil {
+		l.counter++
+		return nil
+	}
+
+	file, err := os.Open(l.localFilename)
+	if err != nil {
+		return err
+	}
+	l.File = file
+	l.counter = 1
+	return nil
+}
+
+// UploadRepoFiles uploads files to the given repository
+func UploadRepoFiles(ctx context.Context, repo *repo_model.Repository, doer *user_model.User, opts *UploadRepoFileOptions) error {
+	if len(opts.Files) == 0 {
+		return nil
+	}
+
+	uploads, err := repo_model.GetUploadsByUUIDs(ctx, opts.Files)
+	if err != nil {
+		return fmt.Errorf("GetUploadsByUUIDs [uuids: %v]: %w", opts.Files, err)
+	}
+
+	changeOpts := &ChangeRepoFilesOptions{
+		LastCommitID: opts.LastCommitID,
+		OldBranch:    opts.OldBranch,
+		NewBranch:    opts.NewBranch,
+		Message:      opts.Message,
+		Signoff:      opts.Signoff,
+		Author:       opts.Author,
+		Committer:    opts.Committer,
+	}
+	for _, upload := range uploads {
+		changeOpts.Files = append(changeOpts.Files, &ChangeRepoFile{
+			Operation:     "upload",
+			TreePath:      path.Join(opts.TreePath, upload.Name),
+			ContentReader: &lazyLocalFileReader{localFilename: upload.LocalPath()},
+		})
+	}
+
+	_, err = ChangeRepoFiles(ctx, repo, doer, changeOpts)
+	if err != nil {
+		return err
+	}
+	if err := repo_model.DeleteUploads(ctx, uploads...); err != nil {
+		log.Error("DeleteUploads: %v", err)
+	}
+	return nil
+}