OSQA-792, encode the RSS feed description to utf-8 before we pass it the mark_safe...

[osqa.git] / forum / feed.py

diff --git a/forum/feed.py b/forum/feed.py
index e00f33b923f3c1eff83420d81a228c96ee14fa1c..420a117eea37ca658437d15ba902a4f852255c89 100644 (file)
--- a/forum/feed.py
+++ b/forum/feed.py
@@ -1,26 +1,35 @@
 try:
-    from django.contrib.syndication.views import Feed, FeedDoesNotExist
+    from django.contrib.syndication.views import Feed, FeedDoesNotExist, add_domain
     old_version = False
 except:
-    from django.contrib.syndication.feeds import Feed, FeedDoesNotExist
+    from django.contrib.syndication.feeds import Feed, FeedDoesNotExist, add_domain
     old_version = True
 
+from django.http import HttpResponse
+from django.utils.encoding import smart_unicode
 from django.utils.translation import ugettext as _
+from django.utils.safestring import mark_safe
 from models import Question
 from forum import settings
+from forum.modules import decorate
+from forum.utils.pagination import generate_uri
 
+@decorate(add_domain, needs_origin=False)
+def add_domain(domain, url, *args, **kwargs):
+    return "%s%s" % (settings.APP_BASE_URL, url)
 
-class RssQuestionFeed(Feed):
-    copyright = settings.APP_COPYRIGHT
+class BaseNodeFeed(Feed):
+    if old_version:
+        title_template = "feeds/rss_title.html"
+        description_template = "feeds/rss_description.html"
 
-    def __init__(self, question_list, title, description, request):
+    def __init__(self, request, title, description, url):
         self._title = title
-        self._description = description
-        self._question_list = question_list
-        self._url = request.path
+        self._description = mark_safe(description.encode("utf-8"))
+        self._url = url
 
         if old_version:
-            super(Feed, self).__init__(request, '')
+            super(BaseNodeFeed, self).__init__('', request)
 
     def title(self):
         return self._title
@@ -28,8 +37,17 @@ class RssQuestionFeed(Feed):
     def link(self):
         return self._url
 
+    def description(self):
+        return self._description
+
+    def item_title(self, item):
+        return item.title
+
+    def item_description(self, item):
+        return item.html
+
     def item_link(self, item):
-        return item.get_absolute_url()
+        return item.leaf.get_absolute_url()
 
     def item_author_name(self, item):
         return item.author.username
@@ -40,5 +58,54 @@ class RssQuestionFeed(Feed):
     def item_pubdate(self, item):
         return item.added_at
 
-    def items(self, item):
+    if old_version:
+        def __call__(self, request):
+            feedgen = self.get_feed('')
+            response = HttpResponse(mimetype=feedgen.mime_type)
+            feedgen.write(response, 'utf-8')
+            return response
+
+
+class RssQuestionFeed(BaseNodeFeed):
+    def __init__(self, request, question_list, title, description):
+        url = request.path + "?" + generate_uri(request.GET, (_('page'), _('pagesize'), _('sort')))
+        super(RssQuestionFeed, self).__init__(request, title, description, url)
+
+        self._question_list = question_list
+
+    def item_categories(self, item):
+        return item.tagname_list()  
+
+    def items(self):
        return self._question_list[:30]
+
+class RssAnswerFeed(BaseNodeFeed):
+    if old_version:
+        title_template = "feeds/rss_answer_title.html"
+
+    def __init__(self, request, question, include_comments=False):
+        super(RssAnswerFeed, self).__init__(
+            request, _("Answers to: %s") % smart_unicode(question.title),
+            question.html,
+            question.get_absolute_url()
+        )
+        self._question = question
+        self._include_comments = include_comments
+
+    def items(self):
+        if self._include_comments:
+            qs = self._question.all_children
+        else:
+            qs = self._question.answers
+
+        return qs.filter_state(deleted=False).order_by('-added_at')[:30]
+
+    def item_title(self, item):
+        if item.node_type == "answer":
+            return _("Answer by %s") % smart_unicode(item.author.username)
+        else:
+            return _("Comment by %(cauthor)s on %(pauthor)s's %(qora)s") % dict(
+                cauthor=smart_unicode(item.author.username),
+                pauthor=smart_unicode(item.parent.author.username),
+                qora=(item.parent.node_type == "answer" and _("answer") or _("question"))
+            )