应用下载功能实现

app/controllers/softapplications_controller.rb

@@ -19,6 +19,10 @@ class SoftapplicationsController < ApplicationController
     @softapplication.attachments.each do |f|
       f.image? ? @image_results << f : @image_results
     end
+    @app_items = [] 
+    @softapplication.attachments.each do |f|
+      f.pack? ? @app_items << f : @app_items
+    end
     @limit =  10
     @feedback_count = @jours.count
     @feedback_pages = Paginator.new @feedback_count, @limit, params['page']

app/models/attachment.rb

@@ -180,6 +180,10 @@ class Attachment < ActiveRecord::Base
     !!(self.filename =~ /\.(bmp|gif|jpg|jpe|jpeg|png)$/i)
   end
 
+  def pack?
+    !!(self.filename =~ /\.(zip|rar|tar|gz)$/i)
+  end
+
   def thumbnailable?
     image?
   end

app/views/softapplications/show.html.erb

@@ -28,7 +28,12 @@
 					<td>系统支持：<%= @softapplication.android_min_version_available %></td>
 				</tr>
 				<tr>
-					<td>应用下载： </td>
+					<td>应用下载： 
+						<% options = {:author => true, :deletable => @softapplication.user.eql?(User.current) } %>
+						<%= render :partial => 'attachments/app_link', :locals => {:attachments => @app_items, :options => options} %>
+						
+												
+					</td>
 					<td>开发人员：<%= @softapplication.application_developers %></td>
 				</tr>