gitea/services/attachment/attachment.go

59 lines
1.6 KiB
Go

// Copyright 2021 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 attachment
import (
"bytes"
"context"
"fmt"
"io"
"code.gitea.io/gitea/models/db"
repo_model "code.gitea.io/gitea/models/repo"
"code.gitea.io/gitea/modules/storage"
"code.gitea.io/gitea/modules/upload"
"code.gitea.io/gitea/modules/util"
"github.com/google/uuid"
)
// NewAttachment creates a new attachment object, but do not verify.
func NewAttachment(attach *repo_model.Attachment, file io.Reader) (*repo_model.Attachment, error) {
if attach.RepoID == 0 {
return nil, fmt.Errorf("attachment %s should belong to a repository", attach.Name)
}
err := db.WithTx(func(ctx context.Context) error {
attach.UUID = uuid.New().String()
size, err := storage.Attachments.Save(attach.RelativePath(), file, -1)
if err != nil {
return fmt.Errorf("Create: %v", err)
}
attach.Size = size
return db.Insert(ctx, attach)
})
return attach, err
}
// UploadAttachment upload new attachment into storage and update database
func UploadAttachment(file io.Reader, actorID, repoID, releaseID int64, fileName string, allowedTypes string) (*repo_model.Attachment, error) {
buf := make([]byte, 1024)
n, _ := util.ReadAtMost(file, buf)
buf = buf[:n]
if err := upload.Verify(buf, fileName, allowedTypes); err != nil {
return nil, err
}
return NewAttachment(&repo_model.Attachment{
RepoID: repoID,
UploaderID: actorID,
ReleaseID: releaseID,
Name: fileName,
}, io.MultiReader(bytes.NewReader(buf), file))
}