For --extract_metadata, skip failed downloads and include saved filen…

…ame (hardikvasa#104)

* For --extract_metadata, exclude failed downloads

* For --extract_metadata, include saved image filename

google_images_download/google_images_download.py

@@ -703,8 +703,6 @@ def _get_all_items(self,page,main_directory,dir_name,limit,arguments):
                 if arguments['metadata']:
                     print("\nImage Metadata: " + str(object))
 
-                items.append(object)  # Append all the links in the list named 'Links'
-
                 #download the images
                 download_status,download_message,return_image_name,absolute_path = self.download_image(object['image_link'],object['image_format'],main_directory,dir_name,count,arguments['print_urls'],arguments['socket_timeout'],arguments['prefix'],arguments['print_size'],arguments['no_numbering'])
                 print(download_message)
@@ -716,6 +714,8 @@ def _get_all_items(self,page,main_directory,dir_name,limit,arguments):
                         print(download_message_thumbnail)
 
                     count += 1
+                    object['image_filename'] = return_image_name
+                    items.append(object)  # Append all the links in the list named 'Links'
                     abs_path.append(absolute_path)
                 else:
                     errorCount += 1