项目动态关联优化（主要优化查询次数）

app/views/projects/_project_activities.html.erb

@@ -48,7 +48,7 @@
 </script>
 
 <% unless forge_acts.empty? %>
-    <% forge_acts.each do |activity| -%>
+    <% forge_acts.includes(:forge_act).each do |activity| -%>
         <script>
             function expand_reply(container, btnid) {
                 var target = $(container);
@@ -80,7 +80,7 @@
             <%= render :partial => 'users/project_issue', :locals => {:activity => activity.forge_act, :user_activity_id => activity.id, :project_id => activity.project_id} %>
             <!--message    -->
         <% when "Message" %>
-            <%= render :partial => 'users/project_message', :locals => {:activity => activity.forge_act,:user_activity_id =>activity.id,:is_course=>1,:is_board=>0} %>
+            <%= render :partial => 'users/project_message', :locals => {:activity => activity.forge_act, :user_activity_id => activity.id, :is_course => 1, :is_board => 0} %>
             <!--new 新闻-->
         <% when "News" %>
             <% if !activity.forge_act.nil? and activity.forge_act.project %>

app/views/users/_project_message.html.erb

@@ -108,7 +108,7 @@
     <% if count > 0 %>
         <div class="" id="reply_div_<%= user_activity_id %>">
           <ul>
-            <% activity.children.reorder("created_on desc").each do |reply| %>
+            <% activity.children.includes(:author).reorder("created_on desc").each do |reply| %>
                 <script type="text/javascript">
                     $(function(){
                         showNormalImage('reply_content_<%= reply.id %>');