首页课程讨论区动态的点赞

app/controllers/praise_tread_controller.rb

@@ -9,7 +9,13 @@ class PraiseTreadController < ApplicationController
     if @pt = PraiseTread.where("praise_tread_object_id=? and praise_tread_object_type=? and user_id=?",@obj_id,@obj_type.to_s,User.current.id).first
       
     end
+    @activity = false
       if request.get?
+        if !params[:user_activity_id].nil? && !params[:type].nil?
+          @user_activity_id = params[:user_activity_id]
+          @type = params[:type]
+          @activity = true
+        end
       @obj_id = params[:obj_id]
       @obj_type = params[:obj_type]
       #@horizontal = params[:horizontal].downcase == "false" ? false:true
@@ -17,13 +23,12 @@ class PraiseTreadController < ApplicationController
       unless @obj.author_id == User.current.id
         praise_tread_plus(@obj_type,@obj_id,1)
       end
-      @user_activity_id = params[:user_activity_id] if params[:user_activity_id]
-      @type = params[:type] if params[:type]
-    end
+      end
   end
 
   def praise_minus
     @obj = nil
+    @activity = false
     if request.get?
       #@obj = params[:obj]  # 传的是对象，最后变成id了
       @obj_id = params[:obj_id]
@@ -43,8 +48,11 @@ class PraiseTreadController < ApplicationController
     end
     #@obj = User.find_by_id(@obj)
     @obj = find_object_by_type_and_id(@obj_type,@obj_id)
-    @user_activity_id = params[:user_activity_id] if params[:user_activity_id]
-    @type = params[:type] if params[:type]
+    if !params[:user_activity_id].nil? && !params[:type].nil?
+      @user_activity_id = params[:user_activity_id]
+      @type = params[:type]
+      @activity = true
+    end
     respond_to do |format|
       format.js
     end

app/views/praise_tread/_praise.html.erb

@@ -1,7 +1,7 @@
 <% if PraiseTread.where("praise_tread_object_id=? and praise_tread_object_type=? and user_id=?",activity.id,activity.class.to_s,User.current.id).empty? %>
-    <a href="<%= praise_tread_praise_plus_path({:obj_id=>activity.id,:obj_type=>activity.class })%>" data-remote="true" class="ml15 likeButton" title="点赞" >
+    <a href="<%= praise_tread_praise_plus_path({:obj_id=>activity.id,:obj_type=>activity.class,:user_activity_id=>user_activity_id,:type=>type })%>" data-remote="true" class="ml15 likeButton" title="点赞" >
       <span class="likeText">赞</span><span class="likeNum"><%= get_praise_num(activity) > 0 ? "（#{get_praise_num(activity)}）" : "" %></span></a>
 <% else %>
-    <a href="<%= praise_tread_praise_minus_path({:obj_id=>activity.id,:obj_type=>activity.class })%>" data-remote="true" class="ml15 likeButton" title="取消点赞" >
+    <a href="<%= praise_tread_praise_minus_path({:obj_id=>activity.id,:obj_type=>activity.class,:user_activity_id=>user_activity_id,:type=>type })%>" data-remote="true" class="ml15 likeButton" title="取消点赞" >
       <span class="likeText">赞</span><span class="likeNum"><%= get_praise_num(activity) > 0 ? "（#{get_praise_num(activity)}）" : "" %></span></a>
 <% end %>

app/views/praise_tread/praise_minus.js.erb

@@ -1,4 +1,4 @@
-<% if @user_activity_id %>
+<% if @activity %>
     <% if @type.to_s == 'activity' %>
         $('#praise_count_<%=@user_activity_id %>').html('<%= j(render :partial=> "praise_tread/praise", :locals => {:activity=>@obj, :user_activity_id=>@user_activity_id,:type=>"activity"})%>');
     <% else %>

app/views/praise_tread/praise_plus.js.erb

@@ -2,7 +2,7 @@
     $('#praise_tread_<%= @obj.id %>').html('<%= j(
         render :partial => "/memos/praise_tread",:locals => {:obj => @obj,:user_id => User.current.id,:horizontal => @horizontal}
     )%>');
-<% elsif @user_activity_id %>
+<% elsif @activity %>
     <% if @type.to_s == 'activity' %>
         $('#praise_count_<%=@user_activity_id %>').html('<%=j(render :partial=> "praise_tread/praise", :locals => {:activity=>@obj, :user_activity_id=>@user_activity_id,:type=>"activity"})%>');
     <% else %>