JCC-Storage/client/internal/http/object.go

102 lines
2.7 KiB
Go

package http
import (
"io"
"net/http"
"github.com/gin-gonic/gin"
"gitlink.org.cn/cloudream/common/consts/errorcode"
"gitlink.org.cn/cloudream/common/pkgs/logger"
cdssdk "gitlink.org.cn/cloudream/common/sdks/storage"
myio "gitlink.org.cn/cloudream/common/utils/io"
)
type ObjectService struct {
*Server
}
func (s *Server) ObjectSvc() *ObjectService {
return &ObjectService{
Server: s,
}
}
type ObjectDownloadReq struct {
UserID *cdssdk.UserID `form:"userID" binding:"required"`
ObjectID *cdssdk.ObjectID `form:"objectID" binding:"required"`
}
func (s *ObjectService) Download(ctx *gin.Context) {
log := logger.WithField("HTTP", "Object.Download")
var req ObjectDownloadReq
if err := ctx.ShouldBindQuery(&req); err != nil {
log.Warnf("binding body: %s", err.Error())
ctx.JSON(http.StatusBadRequest, Failed(errorcode.BadArgument, "missing argument or invalid argument"))
return
}
file, err := s.svc.ObjectSvc().Download(*req.UserID, *req.ObjectID)
if err != nil {
log.Warnf("downloading object: %s", err.Error())
ctx.JSON(http.StatusOK, Failed(errorcode.OperationFailed, "download object failed"))
return
}
ctx.Writer.WriteHeader(http.StatusOK)
// TODO 需要设置FileName
ctx.Header("Content-Disposition", "attachment; filename=filename")
ctx.Header("Content-Type", "application/octet-stream")
buf := make([]byte, 4096)
ctx.Stream(func(w io.Writer) bool {
rd, err := file.Read(buf)
if err == io.EOF {
err = myio.WriteAll(w, buf[:rd])
if err != nil {
log.Warnf("writing data to response: %s", err.Error())
}
return false
}
if err != nil {
log.Warnf("reading file data: %s", err.Error())
return false
}
err = myio.WriteAll(w, buf[:rd])
if err != nil {
log.Warnf("writing data to response: %s", err.Error())
return false
}
return true
})
}
type GetPackageObjectsReq struct {
UserID *cdssdk.UserID `form:"userID" binding:"required"`
PackageID *cdssdk.PackageID `form:"packageID" binding:"required"`
}
type GetPackageObjectsResp = cdssdk.ObjectGetPackageObjectsResp
func (s *ObjectService) GetPackageObjects(ctx *gin.Context) {
log := logger.WithField("HTTP", "Object.GetPackageObjects")
var req GetPackageObjectsReq
if err := ctx.ShouldBindQuery(&req); err != nil {
log.Warnf("binding body: %s", err.Error())
ctx.JSON(http.StatusBadRequest, Failed(errorcode.BadArgument, "missing argument or invalid argument"))
return
}
objs, err := s.svc.ObjectSvc().GetPackageObjects(*req.UserID, *req.PackageID)
if err != nil {
log.Warnf("getting package objects: %s", err.Error())
ctx.JSON(http.StatusOK, Failed(errorcode.OperationFailed, "get package object failed"))
return
}
ctx.JSON(http.StatusOK, OK(GetPackageObjectsResp{Objects: objs}))
}