Issue 2460 - Support <span> tags inside translatable strings

cms/converters.py

 # coding: utf-8
 
 # This file is part of the Adblock Plus web scripts,
 # Copyright (C) 2006-2015 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,
@@ skipping 92 matching lines @@
     # HTML escaping is applied when this string is inserted into the document.
     self._append_text(data)
 
   def handle_entityref(self, name):
     self._append_text(self.unescape("&%s;" % name))
 
   def handle_charref(self, name):
     self._append_text(self.unescape("&#%s;" % name))
 
 class Converter:
-  whitelist = set(["a", "em", "strong", "code"])
+  whitelist = {"a", "em", "strong", "code", "span"}
 
   def __init__(self, params, key="pagedata"):
     self._params = params
     self._key = key
     self._attribute_parser = AttributeParser(self.whitelist)
 
     # Read in any parameters specified at the beginning of the file
     lines = params[key].splitlines(True)
     while lines and re.search(r"^\s*[\w\-]+\s*=", lines[0]):
       name, value = lines.pop(0).split("=", 1)
@@ skipping 273 matching lines @@
         stack.pop()
       stack[-1]["subitems"].append(item)
       stack.append(item)
     return structured
 
 converters = {
   "html": RawConverter,
   "md": MarkdownConverter,
   "tmpl": TemplateConverter,
 }