Issue 2323 - Make sure to always resolve links in 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 114 matching lines @@
       return re.sub(r".",
         lambda match: escapes.get(match.group(0), match.group(0)),
         s, flags=re.S)
     def re_escape(s):
       return re.escape(escape(s))
 
     # Extract tag attributes from default string
     default, saved_attributes, fixed_strings = self._attribute_parser.parse(default, self._params["page"])
 
     # Get translation
-    if self._params["locale"] != self._params["defaultlocale"] and name in localedata:
+    locale = self._params["locale"]
+    if locale != self._params["defaultlocale"] and name in localedata:
       result = localedata[name].strip()
     else:
       result = default
 
     # Insert fixed strings
     for i in range(len(fixed_strings)):
       result = re.sub(r"\{%d\}" % (i + 1), fixed_strings[i], result, 1)
 
     # Insert attributes
     result = escape(result)
+    def stringify_attribute((name, value)):
+      if name == "href":
+        link_locale, link = self._params["source"].resolve_link(value, locale)
+        if link:
+          return 'href="%s" hreflang="%s"' % (escape(link), escape(link_locale))
+      return '%s="%s"' % (escape(name), escape(value))
+
     for tag in self.whitelist:
       saved = saved_attributes.get(tag, [])
       for attrs in saved:
-        attrs = map(lambda (name, value): '%s="%s"' % (escape(name), escape(value)), attrs)
+        attrs = map(stringify_attribute, attrs)
         result = re.sub(
           r"%s([^<>]*?)%s" % (re_escape("<%s>" % tag), re_escape("</%s>" % tag)),
           r'<%s %s>\1</%s>' % (tag, " ".join(attrs), tag),
           result, 1, flags=re.S
         )
       result = re.sub(
         r"%s([^<>]*?)%s" % (re_escape("<%s>" % tag), re_escape("</%s>" % tag)),
         r"<%s>\1</%s>" % (tag, tag),
         result, flags=re.S
       )
@@ skipping 219 matching lines @@
         stack.pop()
       stack[-1]["subitems"].append(item)
       stack.append(item)
     return structured
 
 converters = {
   "html": RawConverter,
   "md": MarkdownConverter,
   "tmpl": TemplateConverter,
 }