Expire caches for referencing pages on saves and deletes; fixed date formatting in recently_revised

app/controllers/revision_sweeper.rb

@@ -17,15 +17,16 @@ class RevisionSweeper < ActionController::Caching::Sweeper
   
   def expire_caches(page)
     web = page.web
-    expire_action :controller => 'wiki', :web => web.address,
-        :action => %w(show published), :id => page.name
+
+    ([page.name] + WikiReference.pages_that_reference(page.name)).uniq.each do |page_name|
+      expire_action :controller => 'wiki', :web => web.address,
+          :action => %w(show published), :id => page_name
+    end
+
     expire_action :controller => 'wiki', :web => web.address,
         :action => %w(authors recently_revised list)
     expire_fragment :controller => 'wiki', :web => web.address,
         :action => %w(rss_with_headlines rss_with_content)
-    WikiReference.pages_that_reference(page.name).each do |ref|
-      expire_action :controller => 'wiki', :web => web.address,
-          :action => %w(show published), :id => ref.page.name
-    end
   end
+
 end

app/helpers/application_helper.rb

@@ -77,10 +77,15 @@ module ApplicationHelper
     h(text).gsub(/\n/, '<br/>')
   end
 
-  def format_date(date)
+  def format_date(date, include_time = true)
     # Must use DateTime because Time doesn't support %e on at least some platforms
-    DateTime.new(date.year, date.mon, date.day, date.hour, date.min, 
-        date.sec).strftime("%B %e, %Y %H:%M:%S")
+    date_time = DateTime.new(date.year, date.mon, date.day, date.hour, date.min, 
+        date.sec)
+    if include_time
+      return date_time.strftime("%B %e, %Y %H:%M:%S")
+    else
+      return date_time.strftime("%B %e, %Y")
+    end
   end
 
   def rendered_content(page)

app/views/wiki/recently_revised.rhtml

@@ -4,13 +4,13 @@
 
 <% unless @pages_by_revision.empty? %>
   <% revision_date = @pages_by_revision.first.revised_at %>
-  <h3><%= revision_date.strftime('%B %e, %Y') %></h3>
+  <h3><%= format_date(revision_date, include_time = false) %></h3>
   <ul>
   <% for page in @pages_by_revision %>
     <% if page.revised_at < revision_date %>
       <% revision_date = page.revised_at %>
       </ul>
-      <h3><%= revision_date.strftime('%B %e, %Y') %></h3>
+      <h3><%= format_date(revision_date, include_time = false) %></h3>
       <ul>
     <% end %>
     <li>