Add: 用户可选择对推荐话题和用户'不感兴趣'，以后将不再推荐

app/controllers/home_controller.rb

@@ -1,6 +1,6 @@
 # coding: utf-8
 class HomeController < ApplicationController
-  before_filter :require_user_text, :only => [:update_in_place]
+  before_filter :require_user_text, :only => [:update_in_place,:mute_suggest_item]
   before_filter :require_user, :except => [:about,:index]
 
   def index
@@ -171,4 +171,9 @@ def report
     redirect_to params[:url]
   end
 
+  def mute_suggest_item
+    UserSuggestItem.mute(current_user.id, params[:type].strip.titleize, params[:id])
+    render :text => "1"
+  end
+
 end

app/models/user.rb

@@ -312,8 +312,11 @@ def refresh_suggest_items
     saved_count = 0
     # 先删除就的缓存
     UserSuggestItem.delete_all(self.id)
+    mutes = UserSuggestItem.get_mutes(self.id)
     items.shuffle.each do |item|
       klass = item.class.to_s
+      # 跳过 mute 的信息
+      next if mutes.include?({"type" => klass, "id" => item.id.to_s})
       # 跳过删除的用户
       next if klass == "User" and item.deleted == 1
       usi = UserSuggestItem.new(:user_id => self.id, 

app/models/user_suggest_item.rb

@@ -102,4 +102,28 @@ def self.gets(user_id, options = {})
     result
   end
 
+  # 取得不感兴趣的列表
+  def self.get_mutes(user_id)
+    key = "#{UserSuggestItem.gkey(user_id)}:mutes"
+    $redis.llen(key)
+    max = $redis.llen(key)
+    items = $redis.lrange(key, 0, max)
+    result = []
+    items.each do |item|
+      json = JSON.parse(item)
+      result << json
+    end
+    result
+  end
+
+  # 不感兴趣
+  def self.mute(user_id, type, id)
+    # TODO: 需要防止重复插入
+    key = "#{UserSuggestItem.gkey(user_id)}:mutes"
+    val = { :type => type, :id => id }
+    $redis.rpush(key,val.to_json)
+    UserSuggestItem.delete(user_id, type, id)
+    true
+  end
+
 end

app/views/asks/_sidebar.html.erb

@@ -51,6 +51,9 @@
           <% end %>
         </ul>
       </div>
+      <script type="text/javascript">
+        $("ul.followed-item li").mouseenter(function(){ $(this).find(".mute").show(); }).mouseleave(function(){ $(this).find(".mute").hide(); });
+      </script>
     <% end %>
   <% end %>
 <% end %>

app/views/home/_recommended_topic.html.erb

@@ -1,4 +1,7 @@
 <li>
+  <div class="mute">
+    <a href="#" title="不感兴趣" onclick="Users.mute_suggest_item(this,'Topic','<%= topic.id %>');"></a>
+  </div>
 	<div class="item">
 		<div class="left">
       <%= topic_cover_tag(topic,:small) %>

app/views/home/_recommended_user.html.erb

@@ -1,4 +1,7 @@
 <li>
+  <div class="mute">
+    <a href="#" title="不感兴趣" onclick="Users.mute_suggest_item(this,'User','<%= follower.id %>');"></a>
+  </div>
 	<div class="item">
 		<div class="left">
       <%= user_avatar_tag(follower,:small) %>

config/environments/development.rb

@@ -12,7 +12,7 @@
   # Show full error reports and disable caching
   config.consider_all_requests_local       = true
   config.action_view.debug_rjs             = true
-  config.action_controller.perform_caching = true
+  config.action_controller.perform_caching = false
 
   # Don't care if the mailer can't send
   config.action_mailer.raise_delivery_errors = false

config/routes.rb

@@ -8,6 +8,7 @@
   match "/followed" => "home#followed"
   match "/recommended" => "home#recommended"
   match "/mark_notifies_as_read" => "home#mark_notifies_as_read"
+  match "/mute_suggest_item" => "home#mute_suggest_item"
   match "/report" => "home#report"
   match "/about" => "home#about"
   match "/doing" => "logs#index"

public/javascripts/users.js

@@ -17,5 +17,15 @@ var Users = {
     });
     return false;
   },
+
+  /* 不感兴趣推荐的用户或话题 */
+  mute_suggest_item : function(el, type, id){
+    $(el).parent().parent().fadeOut("fast");
+    $.get("/mute_suggest_item", { type : type, id : id },function(res){
+        App.requireUser(res);
+    });
+    return false;
+  },
+
   varsion : function(){}
 }

public/stylesheets/front.css

@@ -23,7 +23,7 @@ body { text-align:center; }
 .left_wrapper { float:left; width:630px; }
 #footer .left_wrapper ,
 #main .left_wrapper { margin-left:70px; margin-right:20px; width:605px; }
-.sidebar { float:right; width:210px; overflow:hidden; _width:190px; }
+.sidebar { float:right; width:210px; _width:190px; }
 .sidebar .box { margin-bottom:20px; }
 .sidebar .box h2 { border-top: 1px dotted silver; padding: 15px 0 3px; color: #333; font-size: 1.2em; margin-bottom: 3px; }
 .leftbox .box h2 { border-top: 1px dotted silver; padding: 15px 0 3px; color: #333; font-size: 1.2em; margin-bottom: 3px; }

public/stylesheets/users.css

@@ -50,6 +50,7 @@
 	margin: 10px 0 10px 10px;
 }
 
+/* 向用户推荐感兴趣的内容 */
 .followed-item {
 	padding: 0;
 	margin: 0;
@@ -59,8 +60,14 @@
 .followed-item li {
 	list-style: none;
 	padding: 10px 0;
+  height: 45px;
 	border-top: 1px dotted #C8C8C8;
 } 
+.followed-item li .mute { padding-top:4px; float:left; position:relative; margin-left: -22px; padding-right:5px;
+  width:17px; height:45px; display:none; }
+.followed-item li .mute a { background:#DFEAF4 url(/images/x.gif) -2px -1px no-repeat; display:block;
+  height: 15px; width: 15px;margin-bottom:1px;
+  -moz-border-radius: 3px; -webkit-border-radius: 3px; }
 
 .topic-listing li, .followers-listing li {
 	border-top: none;