add s3 upload, and removing mono and multi part upload analyzer

removing mono and multi part upload analyzer, which were used just to determine the file name

weed/server/filer_server_handlers_write_multipart.go

@@ -1,39 +1,13 @@
 package weed_server
 
 import (
-	"bytes"
-	"io/ioutil"
 	"net/http"
-	"strings"
-
-	"github.com/chrislusf/seaweedfs/weed/glog"
-	"github.com/chrislusf/seaweedfs/weed/storage"
 )
 
-func (fs *FilerServer) multipartUploadAnalyzer(w http.ResponseWriter, r *http.Request, replication, collection string, dataCenter string) (fileId, urlLocation string, err error) {
+func (fs *FilerServer) multipartUploadAnalyzer(w http.ResponseWriter, r *http.Request, replication, collection string, dataCenter string) (path string, err error) {
 	//Default handle way for http multipart
 	if r.Method == "PUT" {
-		buf, _ := ioutil.ReadAll(r.Body)
-		r.Body = ioutil.NopCloser(bytes.NewBuffer(buf))
-		fileName, _, _, _, _, _, _, _, pe := storage.ParseUpload(r)
-		if pe != nil {
-			glog.V(0).Infoln("failing to parse post body", pe.Error())
-			writeJsonError(w, r, http.StatusInternalServerError, pe)
-			err = pe
-			return
-		}
-		//reconstruct http request body for following new request to volume server
-		r.Body = ioutil.NopCloser(bytes.NewBuffer(buf))
-
-		path := r.URL.Path
-		if strings.HasSuffix(path, "/") {
-			if fileName != "" {
-				path += fileName
-			}
-		}
-		fileId, urlLocation, err = fs.queryFileInfoByPath(w, r, path)
-	} else {
-		fileId, urlLocation, err = fs.assignNewFileInfo(w, r, replication, collection, dataCenter)
+		path = r.URL.Path
 	}
 	return
 }