fix the problem that when upload failed if will lead to not upload

success furthor more and let show description tag can also work for image

app/controllers/admin/galleries_controller.rb

@@ -473,11 +473,11 @@ class Admin::GalleriesController < OrbitAdminController
 
   def upload_process
     if AlbumUnprocess.first.upload_success
-        album_unprocess = AlbumUnprocess.all
+      album_unprocess = Array(AlbumUnprocess.all)
       count = album_unprocess.count
       Thread.new do
-            begin
         album_unprocess.each_with_index do |un_image,i|
+          begin
             album = AlbumImage.all.select{|value| value.id.to_s == un_image.image_id.to_s}[0]
             album.file = un_image.save_var
             album.save!
@@ -489,9 +489,10 @@ class Admin::GalleriesController < OrbitAdminController
 	          variable.progress_filename = album[:file]
 	          variable.progress_percent = ((i+1)*100.0/count).floor.to_s + '%'
 	          variable.save!
-            end
           rescue => e
-                puts ['err',e.inspect]
+            puts ['err',un_image.inspect,e.inspect]
+            un_image.destroy
+          end
         end
         variable = AlbumVariable.first
         variable.finish = true

app/controllers/galleries_controller.rb

@@ -63,7 +63,7 @@ class GalleriesController < ApplicationController
     images = album.album_images.asc(:order).collect do |a|
       alt_text = (a.description.nil? || a.description == "" ? "gallery image" : a.description)
       {
-        "image-description" => a.description,
+        "image-description" => (flag ? a.description : ''),
         "alt_title" => alt_text,
         "link_to_show" =>  "/xhr/galleries/theater/" + a.id.to_s,
         "thumb-src" => a.file.thumb.url