Show excerpts on Categories page

app/assets/javascripts/discourse/controllers/list_categories_controller.js

@@ -32,7 +32,12 @@ Discourse.ListCategoriesController = Discourse.ObjectController.extend({
   canEdit: function() {
     var u = Discourse.User.current();
     return u && u.admin;
-  }.property()
+  }.property(),
+
+  // clear a pinned topic
+  clearPin: function(topic) {
+    topic.clearPin();
+  }
 
 });
 

app/assets/javascripts/discourse/templates/featured_topics.js.handlebars

@@ -28,6 +28,19 @@
         {{#if unseen}}
           <a href="{{unbound lastReadUrl}}" class='badge new-posts badge-notification' title='{{i18n topic.new}}'><i class='icon icon-asterisk'></i></a>
         {{/if}}
+
+        {{#if hasExcerpt}}
+          <div class="topic-excerpt">
+            {{excerpt}}
+            {{#if excerptTruncated}}
+              {{#unless canClearPin}}<a href="{{lastReadUrl}}">{{i18n read_more}}</a>{{/unless}}
+            {{/if}}
+            {{#if canClearPin}}
+              <a href="#" {{action clearPin this}} title="{{unbound i18n topic.clear_pin.help}}">{{i18n topic.clear_pin.title}}</a>
+            {{/if}}
+          </div>
+        {{/if}}
+
         </div>
       </td>
       <td class='num'><span class='badge-posts'>{{number posts_count}}</span></td>

app/serializers/category_detailed_serializer.rb

@@ -13,7 +13,7 @@ class CategoryDetailedSerializer < ApplicationSerializer
              :is_uncategorized
 
   has_many :featured_users, serializer: BasicUserSerializer
-  has_many :displayable_topics, serializer: CategoryTopicSerializer, embed: :objects, key: :topics
+  has_many :displayable_topics, serializer: ListableTopicSerializer, embed: :objects, key: :topics
 
   def topics_week
     object.topics_week || 0

app/serializers/category_topic_serializer.rb

@@ -1,11 +0,0 @@
-require_dependency 'pinned_check'
-
-class CategoryTopicSerializer < ListableTopicSerializer
-
-  attributes :visible, :closed, :archived, :pinned
-
-  def pinned
-    PinnedCheck.new(object, object.user_data).pinned?
-  end
-
-end

app/serializers/listable_topic_serializer.rb

@@ -1,4 +1,5 @@
 require_dependency 'age_words'
+require_dependency 'pinned_check'
 
 class ListableTopicSerializer < BasicTopicSerializer
 
@@ -15,7 +16,12 @@ class ListableTopicSerializer < BasicTopicSerializer
              :last_read_post_number,
              :unread,
              :new_posts,
-             :title
+             :title,
+             :pinned,
+             :excerpt,
+             :visible,
+             :closed,
+             :archived
 
   def age
     AgeWords.age_words(Time.now - (object.created_at || Time.now))
@@ -58,10 +64,23 @@ class ListableTopicSerializer < BasicTopicSerializer
   end
   alias :include_new_posts? :seen
 
+  def include_excerpt?
+    pinned
+  end
+
+  def excerpt
+    object.posts.by_post_number.first.try(:excerpt, 220, strip_links: true) || nil
+  end
+
+  def pinned
+    PinnedCheck.new(object, object.user_data).pinned?
+  end
+
   protected
 
     def unread_helper
       @unread_helper ||= Unread.new(object, object.user_data)
     end
 
+
 end

app/serializers/topic_list_item_serializer.rb

@@ -1,18 +1,11 @@
-require_dependency 'pinned_check'
-
 class TopicListItemSerializer < ListableTopicSerializer
 
   attributes :views,
              :like_count,
-             :visible,
-             :pinned,
-             :closed,
-             :archived,
              :starred,
              :has_best_of,
              :archetype,
-             :rank_details,
+             :rank_details
-             :excerpt
 
   has_one :category, serializer: BasicCategorySerializer
   has_many :posters, serializer: TopicPosterSerializer, embed: :objects
@@ -51,16 +44,4 @@ class TopicListItemSerializer < ListableTopicSerializer
     object.posters || []
   end
 
-  def pinned
-    PinnedCheck.new(object, object.user_data).pinned?
-  end
-
-  def include_excerpt?
-    pinned
-  end
-
-  def excerpt
-    object.posts.by_post_number.first.try(:excerpt, 220, strip_links: true) || nil
-  end
-
 end