Issue 6545 - get_pages_metadata now returns all pages

cms/converters.py

 # This file is part of the Adblock Plus web scripts,
 # Copyright (C) 2006-present eyeo GmbH
 #
 # Adblock Plus is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License version 3 as
 # published by the Free Software Foundation.
 #
 # Adblock Plus is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
@@ skipping 456 matching lines @@
         for page_name, _format in self._params['source'].list_pages():
             data, filename = self._params['source'].read_page(page_name,
                                                               _format)
             page_data = utils.extract_page_metadata(data)[0]
             page_data.setdefault('page', page_name)
             if self.filter_metadata(filters, page_data) is True:
                 return_data.append(page_data)
         return return_data
 
     def filter_metadata(self, filters, metadata):
-        # if only the page key is in the metadata then there
-        # was no user defined metadata
-        if metadata.keys() == ['page']:
-            return False
         if filters is None:
             return True
         for filter_name, filter_value in filters.items():
             if filter_name not in metadata:
                 return False
             if isinstance(metadata[filter_name], list):
                 if isinstance(filter_value, basestring):
                     filter_value = [filter_value]
                 for option in filter_value:
                     if str(option) not in metadata[filter_name]:
@@ skipping 37 matching lines @@
             stack[-1]['subitems'].append(item)
             stack.append(item)
         return structured
 
 
 converters = {
     'html': RawConverter,
     'md': MarkdownConverter,
     'tmpl': TemplateConverter,
 }