refactor

app/presenters/post_presenter.rb

@@ -20,11 +20,7 @@ class PostPresenter < Presenter
     else
       tag_param = nil
     end
-    if options[:mobile]
-      html << %{<a href="/m#{path}/#{post.id}#{tag_param}">}
-    else
-      html << %{<a href="#{path}/#{post.id}#{tag_param}">}
-    end
+    html << %{<a href="#{path}/#{post.id}#{tag_param}">}
     html << %{<img src="#{post.preview_file_url}" alt="#{h(post.tag_string)}">}
     html << %{</a>}
     html << %{</article>}

app/presenters/post_set_presenters/base.rb

@@ -12,7 +12,7 @@ module PostSetPresenters
       end
 
       posts.each do |post|
-        html << PostPresenter.preview(post, :tags => @post_set.tag_string, :raw => @post_set.raw, :mobile => options[:mobile])
+        html << PostPresenter.preview(post, options.merge(:tags => @post_set.tag_string, :raw => @post_set.raw))
         html << "\n"
       end