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cloudreve/service/callback/upload.go

262 lines
8.1 KiB

package callback
import (
"context"
"fmt"
model "github.com/cloudreve/Cloudreve/v3/models"
"strings"
"github.com/cloudreve/Cloudreve/v3/pkg/filesystem"
"github.com/cloudreve/Cloudreve/v3/pkg/filesystem/driver/cos"
"github.com/cloudreve/Cloudreve/v3/pkg/filesystem/driver/onedrive"
"github.com/cloudreve/Cloudreve/v3/pkg/filesystem/driver/s3"
"github.com/cloudreve/Cloudreve/v3/pkg/filesystem/fsctx"
"github.com/cloudreve/Cloudreve/v3/pkg/serializer"
"github.com/gin-gonic/gin"
)
// CallbackProcessService 上传请求回调正文接口
type CallbackProcessService interface {
GetBody() serializer.UploadCallback
}
// RemoteUploadCallbackService 远程存储上传回调请求服务
type RemoteUploadCallbackService struct {
Data serializer.UploadCallback `json:"data" binding:"required"`
}
// GetBody 返回回调正文
func (service RemoteUploadCallbackService) GetBody() serializer.UploadCallback {
return service.Data
}
// UploadCallbackService OOS/七牛云存储上传回调请求服务
type UploadCallbackService struct {
Name string `json:"name"`
SourceName string `json:"source_name"`
PicInfo string `json:"pic_info"`
Size uint64 `json:"size"`
}
// UpyunCallbackService 又拍云上传回调请求服务
type UpyunCallbackService struct {
Code int `form:"code" binding:"required"`
Message string `form:"message" binding:"required"`
SourceName string `form:"url" binding:"required"`
Width string `form:"image-width"`
Height string `form:"image-height"`
Size uint64 `form:"file_size"`
}
// OneDriveCallback OneDrive 客户端回调正文
type OneDriveCallback struct {
Meta *onedrive.FileInfo
}
// COSCallback COS 客户端回调正文
type COSCallback struct {
Bucket string `form:"bucket"`
Etag string `form:"etag"`
}
// S3Callback S3 客户端回调正文
type S3Callback struct {
}
// GetBody 返回回调正文
func (service UpyunCallbackService) GetBody() serializer.UploadCallback {
res := serializer.UploadCallback{}
if service.Width != "" {
res.PicInfo = service.Width + "," + service.Height
}
return res
}
// GetBody 返回回调正文
func (service UploadCallbackService) GetBody() serializer.UploadCallback {
return serializer.UploadCallback{
PicInfo: service.PicInfo,
}
}
// GetBody 返回回调正文
func (service OneDriveCallback) GetBody() serializer.UploadCallback {
var picInfo = "0,0"
if service.Meta.Image.Width != 0 {
picInfo = fmt.Sprintf("%d,%d", service.Meta.Image.Width, service.Meta.Image.Height)
}
return serializer.UploadCallback{
PicInfo: picInfo,
}
}
// GetBody 返回回调正文
func (service COSCallback) GetBody() serializer.UploadCallback {
return serializer.UploadCallback{
PicInfo: "",
}
}
// GetBody 返回回调正文
func (service S3Callback) GetBody() serializer.UploadCallback {
return serializer.UploadCallback{
PicInfo: "",
}
}
// ProcessCallback 处理上传结果回调
func ProcessCallback(service CallbackProcessService, c *gin.Context) serializer.Response {
callbackBody := service.GetBody()
// 创建文件系统
fs, err := filesystem.NewFileSystemFromCallback(c)
if err != nil {
return serializer.Err(serializer.CodeCreateFSError, err.Error(), err)
}
defer fs.Recycle()
// 获取上传会话
uploadSession := c.MustGet(filesystem.UploadSessionCtx).(*serializer.UploadSession)
// 查找上传会话创建的占位文件
file, err := model.GetFilesByUploadSession(uploadSession.Key, fs.User.ID)
if err != nil {
return serializer.Err(serializer.CodeUploadSessionExpired, "LocalUpload session file placeholder not exist", err)
}
fileData := fsctx.FileStream{
Size: uploadSession.Size,
Name: uploadSession.Name,
VirtualPath: uploadSession.VirtualPath,
SavePath: uploadSession.SavePath,
Mode: fsctx.Nop,
Model: file,
LastModified: uploadSession.LastModified,
}
// 占位符未扣除容量需要校验和扣除
if !fs.Policy.IsUploadPlaceholderWithSize() {
fs.Use("AfterUpload", filesystem.HookValidateCapacity)
fs.Use("AfterUpload", filesystem.HookChunkUploaded)
}
fs.Use("AfterUpload", filesystem.HookPopPlaceholderToFile(callbackBody.PicInfo))
fs.Use("AfterValidateFailed", filesystem.HookDeleteTempFile)
err = fs.Upload(context.Background(), &fileData)
if err != nil {
return serializer.Err(serializer.CodeUploadFailed, err.Error(), err)
}
return serializer.Response{}
}
// PreProcess 对OneDrive客户端回调进行预处理验证
func (service *OneDriveCallback) PreProcess(c *gin.Context) serializer.Response {
// 创建文件系统
fs, err := filesystem.NewFileSystemFromCallback(c)
if err != nil {
return serializer.Err(serializer.CodeCreateFSError, "", err)
}
defer fs.Recycle()
// 获取回调会话
uploadSession := c.MustGet(filesystem.UploadSessionCtx).(*serializer.UploadSession)
// 获取文件信息
info, err := fs.Handler.(onedrive.Driver).Client.Meta(context.Background(), "", uploadSession.SavePath)
if err != nil {
return serializer.Err(serializer.CodeQueryMetaFailed, "", err)
}
// 验证与回调会话中是否一致
actualPath := strings.TrimPrefix(uploadSession.SavePath, "/")
isSizeCheckFailed := uploadSession.Size != info.Size
// SharePoint 会对 Office 文档增加 meta data 导致文件大小不一致,这里增加 1 MB 宽容
// See: https://github.com/OneDrive/onedrive-api-docs/issues/935
if strings.Contains(fs.Policy.OptionsSerialized.OdDriver, "sharepoint.com") && isSizeCheckFailed && (info.Size > uploadSession.Size) && (info.Size-uploadSession.Size <= 1048576) {
isSizeCheckFailed = false
}
if isSizeCheckFailed || !strings.EqualFold(info.GetSourcePath(), actualPath) {
fs.Handler.(onedrive.Driver).Client.Delete(context.Background(), []string{info.GetSourcePath()})
return serializer.Err(serializer.CodeMetaMismatch, "", err)
}
service.Meta = info
return ProcessCallback(service, c)
}
// PreProcess 对COS客户端回调进行预处理
func (service *COSCallback) PreProcess(c *gin.Context) serializer.Response {
// 创建文件系统
fs, err := filesystem.NewFileSystemFromCallback(c)
if err != nil {
return serializer.Err(serializer.CodeCreateFSError, "", err)
}
defer fs.Recycle()
// 获取回调会话
uploadSession := c.MustGet(filesystem.UploadSessionCtx).(*serializer.UploadSession)
// 获取文件信息
info, err := fs.Handler.(cos.Driver).Meta(context.Background(), uploadSession.SavePath)
if err != nil {
return serializer.Err(serializer.CodeMetaMismatch, "", err)
}
// 验证实际文件信息与回调会话中是否一致
if uploadSession.Size != info.Size || uploadSession.Key != info.CallbackKey {
return serializer.Err(serializer.CodeMetaMismatch, "", err)
}
return ProcessCallback(service, c)
}
// PreProcess 对S3客户端回调进行预处理
func (service *S3Callback) PreProcess(c *gin.Context) serializer.Response {
// 创建文件系统
fs, err := filesystem.NewFileSystemFromCallback(c)
if err != nil {
return serializer.Err(serializer.CodeCreateFSError, "", err)
}
defer fs.Recycle()
// 获取回调会话
uploadSession := c.MustGet(filesystem.UploadSessionCtx).(*serializer.UploadSession)
// 获取文件信息
info, err := fs.Handler.(*s3.Driver).Meta(context.Background(), uploadSession.SavePath)
if err != nil {
return serializer.Err(serializer.CodeMetaMismatch, "", err)
}
// 验证实际文件信息与回调会话中是否一致
if uploadSession.Size != info.Size {
return serializer.Err(serializer.CodeMetaMismatch, "", err)
}
return ProcessCallback(service, c)
}
// PreProcess 对OneDrive客户端回调进行预处理验证
func (service *UploadCallbackService) PreProcess(c *gin.Context) serializer.Response {
// 创建文件系统
fs, err := filesystem.NewFileSystemFromCallback(c)
if err != nil {
return serializer.Err(serializer.CodeCreateFSError, "", err)
}
defer fs.Recycle()
// 获取回调会话
uploadSession := c.MustGet(filesystem.UploadSessionCtx).(*serializer.UploadSession)
// 验证文件大小
if uploadSession.Size != service.Size {
fs.Handler.Delete(context.Background(), []string{uploadSession.SavePath})
return serializer.Err(serializer.CodeMetaMismatch, "", err)
}
return ProcessCallback(service, c)
}