SoftDelete for Topic/Reply;

Topic/Reply can edit now;
Replace time_ago_in_words as jquery.timeago;

app/controllers/cpanel/topics_controller.rb

@@ -3,7 +3,7 @@ class Cpanel::TopicsController < Cpanel::ApplicationController
   # GET /topics
   # GET /topics.xml
   def index
-    @topics = Topic.desc(:id).paginate :page => params[:page], :per_page => 30
+    @topics = Topic.unscoped.desc(:id).paginate :page => params[:page], :per_page => 30
 
     respond_to do |format|
       format.html # index.html.erb
@@ -14,7 +14,7 @@ def index
   # GET /topics/1
   # GET /topics/1.xml
   def show
-    @topic = Topic.find(params[:id])
+    @topic = Topic.unscoped.find(params[:id])
 
     respond_to do |format|
       format.html # show.html.erb
@@ -35,7 +35,7 @@ def new
 
   # GET /topics/1/edit
   def edit
-    @topic = Topic.find(params[:id])
+    @topic = Topic.unscoped.find(params[:id])
   end
 
   # POST /topics
@@ -57,7 +57,7 @@ def create
   # PUT /topics/1
   # PUT /topics/1.xml
   def update
-    @topic = Topic.find(params[:id])
+    @topic = Topic.unscoped.find(params[:id])
 
     respond_to do |format|
       if @topic.update_attributes(params[:topic])
@@ -73,7 +73,7 @@ def update
   # DELETE /topics/1
   # DELETE /topics/1.xml
   def destroy
-    @topic = Topic.find(params[:id])
+    @topic = Topic.unscoped.find(params[:id])
     @topic.destroy
 
     respond_to do |format|

app/controllers/replies_controller.rb

@@ -0,0 +1,18 @@
+# coding: utf-8
+class RepliesController < ApplicationController
+  before_filter :require_user
+
+  def edit
+    @reply = current_user.replies.find(params[:id])
+  end
+
+  def update
+    @reply = current_user.replies.find(params[:id])
+
+    if @reply.update_attributes(params[:reply])
+      redirect_to(topic_path(@reply.topic_id), :notice => '回帖删除成功.')
+    else
+      render :action => "edit"
+    end
+  end
+end

app/controllers/topics_controller.rb

@@ -88,10 +88,7 @@ def reply
 
   # GET /topics/1/edit
   def edit
-    @topic = Topic.find(params[:id])
-    if @topic.user_id != current_user.id
-      return render_404
-    end
+    @topic = current_user.topics.find(params[:id])
     set_seo_meta("改帖子 » 社区论坛")
   end
 
@@ -113,17 +110,14 @@ def create
   # PUT /topics/1
   # PUT /topics/1.xml
   def update
-    @topic = Topic.find(params[:id])
-    if @topic.user_id != current_user.id
-      return render_404
-    end
+    @topic = current_user.topics.find(params[:id])
     pt = params[:topic]
     @topic.node_id = pt[:node_id]
     @topic.title = pt[:title]
     @topic.body = pt[:body]
 
     if @topic.save
-      redirect_to(topics_path, :notice => '帖子修改成功.')
+      redirect_to(topic_path(@topic.id), :notice => '帖子修改成功.')
     else
       render :action => "edit"
     end
@@ -132,11 +126,8 @@ def update
   # DELETE /topics/1
   # DELETE /topics/1.xml
   def destroy
-    @topic = Topic.find(params[:id])
-    if @topic.user_id != current_user.id
-      return render_404
-    end
+    @topic = current_user.topics.find(params[:id])
     @topic.destroy
-  redirect_to(topics_path, :notice => '帖子删除成功.')
+    redirect_to(topics_path, :notice => '帖子删除成功.')
   end
 end

app/helpers/application_helper.rb

@@ -16,12 +16,14 @@ def admin?(user)
     return false
   end
 
-  def cachable_time_ago_in_words(from)
-    if request.xhr?
-      raw time_ago_in_words from
-    else
-      js_call = javascript_tag "document.write(DateHelper.timeAgoInWords(#{(from.to_i * 1000).to_json}));"
-      raw "<noscript>on #{from.to_formatted_s(:long)}</noscript>#{js_call}"
-    end
+  def owner?(item)
+    return false if item.blank?
+    return if current_user.blank?
+    item.user_id == current_user.id
+  end
+
+  def timeago(time, options = {})
+    options[:class] ||= "timeago"
+    content_tag(:abbr, time.to_s, options.merge(:title => time.getutc.iso8601)) if time
   end
 end

app/models/mongoid/soft_delete.rb

@@ -0,0 +1,29 @@
+# coding: utf-8
+# 软删除
+module Mongoid
+  module SoftDelete      
+    extend ActiveSupport::Concern
+
+    def self.included(base)
+      base.instance_eval do
+        field :deleted_at, :type => DateTime
+
+        default_scope where(:deleted_at => nil)
+        alias_method :destroy!, :destroy
+
+        include InstanceMethods
+      end
+    end
+
+    module InstanceMethods
+      def destroy
+        if persisted?
+          self.update_attributes(:deleted_at => Time.now.utc)
+        end
+
+        @destroyed = true
+        freeze
+      end
+    end
+  end
+end

app/models/reply.rb

@@ -2,6 +2,7 @@
 class Reply
   include Mongoid::Document
   include Mongoid::Timestamps
+  include Mongoid::SoftDelete
 
   field :body
   field :source  

app/models/topic.rb

@@ -2,6 +2,7 @@
 class Topic
   include Mongoid::Document
   include Mongoid::Timestamps
+  include Mongoid::SoftDelete
 
   field :title
   field :body    

app/models/user.rb

@@ -2,7 +2,7 @@
 class User
   include Mongoid::Document
   include Mongoid::Timestamps
-
+  include Mongoid::SoftDelete
 
   devise :database_authenticatable, :registerable,
          :recoverable, :rememberable, :trackable, :validatable

app/views/cpanel/topics/index.html.erb

@@ -15,7 +15,7 @@
   </tr>
 
 <% @topics.each do |topic| %>
-  <tr>
+  <tr class="<%= 'deleted' if !topic.deleted_at.blank? %>">
     <td class="first"><%= truncate(topic.title,:length => 30) %></td>
     <td><%= topic.node.name if topic.node %></td>
     <td><%= topic.user.name if topic.user %></td>

app/views/layouts/application.html.erb

@@ -9,7 +9,7 @@
   <link rel="shortcut icon" href="/favicon.ico?v=001" /> 
   <%= csrf_meta_tag %>
 	<script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.4.2/jquery.min.js"></script>
-	<%= javascript_include_tag "rails","jquery.jdialog","application", :cache => "cached_application" %>
+	<%= javascript_include_tag "rails","jquery.jdialog","jquery.timeago","application", :cache => "cached_application" %>
 	<%= auto_discovery_link_tag(:rss,feed_topics_url,:title => '订阅最新贴') %>
 	<%= yield :scripts %>
 </head>

app/views/notes/index.html.erb

@@ -12,7 +12,7 @@
       <% @notes.each do |note| %>
         <li>
           <p><a class="title" href="<%= note_path(note.id) %>"><%= truncate(note.title, :length => 50) %></a></p>
-          <p class="info"><%= note.word_count %> 个字符, 创建于 <%= time_ago_in_words(note.created_at) %>前, <%= note.changes_count %> 次编辑</p>
+          <p class="info"><%= note.word_count %> 个字符, 创建于 <%= timeago(note.created_at) %>, <%= note.changes_count %> 次编辑</p>
         </li>
       <% end %>
       </ul>

app/views/notes/show.html.erb

@@ -6,7 +6,7 @@
   <div id="notes" class="box">
     <div class="note">
       <div class="body"><%= format_topic_body @note.body %></div>
-      <div class="info"><%= @note.word_count %> 个字符, 创建于 <%= time_ago_in_words(@note.created_at) %>, <%= @note.changes_count %> 次编辑</div>
+      <div class="info"><%= @note.word_count %> 个字符, 创建于 <%= timeago(@note.created_at) %>, <%= @note.changes_count %> 次编辑</div>
       <div class="buttons">
         <a href="<%= edit_note_path(@note) %>" class="button submit">编辑</a> &nbsp; &nbsp; &nbsp;
         <%= link_to "删除", note_path(@note),:confirm => "确定要删除吗？", :method => :delete, :class => "button"  %>

app/views/replies/edit.html.erb

@@ -0,0 +1,26 @@
+<%= render '/topics/base' %>
+<% content_for :sitemap do %>
+  <span class="current">修改回帖</span>
+<% end %>
+
+<div class="leftbox">
+	<div class="box">
+		<h1>修改回帖</h1>
+		<%= form_for(@reply) do |f| %>
+      <%= render "shared/error_messages", :target => @reply %>  
+      <div class="field">
+        <%= f.label :body %><br />
+        <%= f.text_area :body, :class => "topic_body_text_area long", :style => "height:400px" %>
+      </div>
+      <div class="actions">
+        <button class="button submit">保存</button>
+      </div>
+    <% end %>
+	</div>
+</div>
+<div class="sidebar">
+  <div class="box">
+    回帖所在文章:<br />
+    <a href="<%= topic_path(@reply.topic_id) %>"><%= @reply.topic.title %></a>
+  </div>
+</div>

app/views/topics/index.html.erb

@@ -59,9 +59,9 @@
           </p>
           <p class="info time">
             <% if topic.last_reply_user.blank? %>
-              发布于 <%= time_ago_in_words(topic.created_at) %>前
+              发布于 <%= timeago(topic.created_at) %>
             <% else %>
-              最后由 <%= user_name_tag(topic.last_reply_user) %> 回复于 <%= time_ago_in_words(topic.replied_at) %>前
+              最后由 <%= user_name_tag(topic.last_reply_user) %> 回复于 <%= timeago(topic.replied_at) %>
             <% end %>
           </p>
         </td>

app/views/topics/show.html.erb

@@ -36,9 +36,9 @@
 					</p>
 					<p class="info time">
 						<% if @topic.last_reply_user.blank? %>
-							发布于 <%= time_ago_in_words(@topic.created_at) %>
+							发布于 <%= timeago(@topic.created_at) %>
 						<% else %>
-							最后由 <a href="<%= user_path(@topic.last_reply_user.login) %>"><%= @topic.last_reply_user.name %></a> 回复于 <%= time_ago_in_words(@topic.replied_at) %>
+							最后由 <a href="<%= user_path(@topic.last_reply_user.login) %>"><%= @topic.last_reply_user.name %></a> 回复于 <%= timeago(@topic.replied_at) %> 
 						<% end %>
 					</p>
 				</td>
@@ -50,6 +50,12 @@
 		<div class="body">
 			<%= format_topic_body(@topic.body) %>
 		</div>
+		<div class="tools">
+		  <% if owner?(@topic) %>
+  			<a href="<%= edit_topic_path(@topic.id) %>">修改</a>
+  			<%= link_to "删除", topic_path, :method => :delete, :confirm => "确定要删除么？" %>
+			<% end %>
+		</div>
 	</div>
   <% if @replies.blank? %>
     <div class="no_result">
@@ -68,11 +74,18 @@
           <td>
             <div class="info clearfix">
               <span class="name"><%= user_name_tag(reply.user,:location => true) %></span>
-              <span class="time"><%= i + 1 %>楼, 回复于 <%= time_ago_in_words(reply.created_at) %>前 <a href="#" onclick="return reply(<%= i + 1 %>);" title="回复此楼" class="reply_link"><%= image_tag("reply.png") %></a></span>
+              <span class="time"><%= i + 1 %>楼, 回复于 <%= timeago(reply.created_at) %>
+                <% if owner?(reply) %>
+            			<a href="<%= edit_reply_path(reply.id) %>">修改</a>
+          			<% end %>
+                <a href="#" onclick="return reply(<%= i + 1 %>);" title="回复此楼" class="reply_link"><%= image_tag("reply.png") %></a></span>
             </div>
             <div class="body">
               <%= format_topic_body(reply.body,"",false) %>
             </div>
+            <div class="tools">
+
+        		</div>
           </td>
         </tr>
       </table>

config/routes.rb

@@ -20,6 +20,7 @@
       get :feed
     end
   end
+  resources :replies
   resources :photos do
     collection do
       get :tiny_new

public/javascripts/application.js

@@ -1,27 +1,3 @@
-// Like Rails DataHelper
-var DateHelper = {
-  timeAgoInWords: function(from) {
-   return this.distanceOfTimeInWords(new Date().getTime(), from);
-  },
-
-  distanceOfTimeInWords: function(to, from) {
-    seconds_ago = ((to  - from) / 1000);
-    minutes_ago = Math.floor(seconds_ago / 60)
-
-    if(minutes_ago == 0) { return "不到一分钟";}
-    if(minutes_ago == 1) { return "一分钟";}
-    if(minutes_ago < 45) { return minutes_ago + "分钟";}
-    if(minutes_ago < 90) { return "大约一小时";}
-    hours_ago  = Math.round(minutes_ago / 60);
-    if(minutes_ago < 1440) { return hours_ago + "小时";}
-    if(minutes_ago < 2880) { return "一天";}
-    days_ago  = Math.round(minutes_ago / 1440);
-    if(minutes_ago < 43200) { return days_ago + "天";}
-    if(minutes_ago < 86400) { return "大约一月";}
-    months_ago  = Math.round(minutes_ago / 43200);
-    if(minutes_ago < 525960) { return months_ago + "月";}
-    if(minutes_ago < 1051920) { return "大约一年";}
-    years_ago  = Math.round(minutes_ago / 525960);
-    return "超过" + years_ago + "年"
-  }
-}
+$(document).ready(function() {
+  $("abbr.timeago").timeago();
+});