Merge branch 'master' into navigation
[philo.git] / contrib / penfield / utils.py
index 7b5e946..43c7c91 100644 (file)
@@ -1,7 +1,9 @@
 from django.utils.feedgenerator import Atom1Feed, Rss201rev2Feed
 from django.conf.urls.defaults import url, patterns
+from django.contrib.sites.models import Site
 from django.core.urlresolvers import reverse
 from django.http import HttpResponse
+from philo.utils import paginate
 
 
 class FeedMultiViewMixin(object):
@@ -14,26 +16,28 @@ class FeedMultiViewMixin(object):
        feeds_enabled = True
        atom_feed = Atom1Feed
        rss_feed = Rss201rev2Feed
-       feed_description = ''
+       feed_title = None
+       feed_description = None
+       list_var = 'objects'
        
-       def page_view(self, func, page, list_var='entries'):
+       def page_view(self, func, page):
                """
                Wraps an object-fetching function and renders the results as a page.
                """
-               def inner(request, node=None, extra_context=None, **kwargs):
-                       objects, extra_context = func(request=request, node=node, extra_context=extra_context, **kwargs)
+               def inner(request, extra_context=None, **kwargs):
+                       objects, extra_context = func(request=request, extra_context=extra_context, **kwargs)
 
                        context = self.get_context()
                        context.update(extra_context or {})
 
-                       if 'page' in kwargs or 'page' in request.GET:
+                       if 'page' in kwargs or 'page' in request.GET or (hasattr(self, 'per_page') and self.per_page):
                                page_num = kwargs.get('page', request.GET.get('page', 1))
                                paginator, paginated_page, objects = paginate(objects, self.per_page, page_num)
-                               context.update({'paginator': paginator, 'paginated_page': paginated_page, list_var: objects})
+                               context.update({'paginator': paginator, 'paginated_page': paginated_page, self.list_var: objects})
                        else:
-                               context.update({list_var: objects})
+                               context.update({self.list_var: objects})
 
-                       return page.render_to_response(node, request, extra_context=context)
+                       return page.render_to_response(request, extra_context=context)
 
                return inner
        
@@ -41,18 +45,26 @@ class FeedMultiViewMixin(object):
                """
                Wraps an object-fetching function and renders the results as a rss or atom feed.
                """
-               def inner(request, node=None, extra_context=None, **kwargs):
-                       objects, extra_context = func(request=request, node=node, extra_context=extra_context, **kwargs)
+               def inner(request, extra_context=None, **kwargs):
+                       objects, extra_context = func(request=request, extra_context=extra_context, **kwargs)
        
                        if 'HTTP_ACCEPT' in request.META and 'rss' in request.META['HTTP_ACCEPT'] and 'atom' not in request.META['HTTP_ACCEPT']:
                                feed_type = 'rss'
                        else:
                                feed_type = 'atom'
                        
-                       feed = self.get_feed(feed_type, request, node, kwargs, reverse_name)
+                       current_site = Site.objects.get_current()
+                       #Could this be done with request.path instead somehow?
+                       feed_kwargs = {
+                               'link': 'http://%s/%s/%s/' % (current_site.domain, request.node.get_absolute_url().strip('/'), reverse(reverse_name, urlconf=self, kwargs=kwargs).strip('/'))
+                       }
+                       feed = self.get_feed(feed_type, extra_context, feed_kwargs)
                        
                        for obj in objects:
-                               feed.add_item(obj.title, '/%s/%s/' % (node.get_absolute_url().strip('/'), self.get_subpath(obj).strip('/')), description=self.get_obj_description(obj))
+                               kwargs = {
+                                       'link': 'http://%s/%s/%s/' % (current_site.domain, request.node.get_absolute_url().strip('/'), self.get_subpath(obj).strip('/'))
+                               }
+                               self.add_item(feed, obj, kwargs=kwargs)
        
                        response = HttpResponse(mimetype=feed.mime_type)
                        feed.write(response, 'utf-8')
@@ -60,22 +72,31 @@ class FeedMultiViewMixin(object):
 
                return inner
        
-       def get_feed(self, feed_type, request, node, kwargs, reverse_name):
-               title = self.feed_title
-               link = '/%s/%s/' % (node.get_absolute_url().strip('/'), reverse(reverse_name, urlconf=self, kwargs=kwargs).strip('/'))
-               description = self.feed_description
+       def get_feed(self, feed_type, extra_context, kwargs=None):
+               defaults = {
+                       'description': ''
+               }
+               defaults.update(kwargs or {})
+               
                if feed_type == 'rss':
-                       return self.rss_feed(title, link, description)
+                       return self.rss_feed(**defaults)
+               
+               if 'description' in defaults and defaults['description'] and 'subtitle' not in defaults:
+                       defaults['subtitle'] = defaults['description']
                
-               return self.atom_feed(title, link, description, subtitle=description)
+               return self.atom_feed(**defaults)
        
        def feed_patterns(self, object_fetcher, page, base_name):
-               feed_name = '%s_feed' % base_name
                urlpatterns = patterns('',
-                       url(r'^%s/$' % self.feed_suffix, self.feed_view(object_fetcher, feed_name), name=feed_name),
                        url(r'^$', self.page_view(object_fetcher, page), name=base_name)
                )
+               if self.feeds_enabled:
+                       feed_name = '%s_feed' % base_name
+                       urlpatterns = patterns('',
+                               url(r'^%s/$' % self.feed_suffix, self.feed_view(object_fetcher, feed_name), name=feed_name),
+                       ) + urlpatterns
                return urlpatterns
        
-       def get_obj_description(self, obj):
-               raise NotImplementedError
\ No newline at end of file
+       def add_item(self, feed, obj, kwargs=None):
+               defaults = kwargs or {}
+               feed.add_item(**defaults)
\ No newline at end of file