Ticket #15879: multipart_file_with_emptry_string_name.2.patch

django/http/multipartparser.py

@@ -162 +162 @@
                                           force_unicode(data, encoding, errors='replace'))
                 elif item_type == FILE:
                     # This is a file, use the handler...
+                    if not 'filename' in disposition:
+                        continue
                     file_name = disposition.get('filename')
-                    if not file_name:
-                        continue
+                    if file_name == '':
+                        file_name = None
                     file_name = force_unicode(file_name, encoding, errors='replace')
                     file_name = self.IE_sanitize(unescape_entities(file_name))
 
@@ -586 +588 @@
 
         if name == 'content-disposition':
             TYPE = FIELD
-            if params.get('filename'):
+            if 'filename' in params:
                 TYPE = FILE
 
         outdict[name] = value, params