增加点击作业名下载改作业下所有附件的功能

app/controllers/zipdown_controller.rb

@@ -20,8 +20,36 @@ class ZipdownController < ApplicationController
     #@error = e
   end
 
+  #下载某一学生的作业的所有文件
+  def download_user_homework
+    obj_class = params[:obj_class]
+    obj_id = params[:obj_id]
+    user_id = params[:user_id]
+    obj = obj_class.constantize.find(obj_id)
+    zipfile = nil
+    case obj.class.to_s.to_sym
+      when :Bid
+        zipfile = zip_user_bid obj,user_id
+      else
+        logger.error "[ZipDown#assort] ===> #{obj.class.to_s.to_sym} unKown !!"
+    end
+    send_file zipfile, :filename => obj.name, :type => detect_content_type(zipfile) if zipfile
+  end
+
   private
 
+  def zip_user_bid(bid,user_id)
+    # Todo: User Access Controll
+
+    homeattaches = bid.homeworks.where("user_id = ?",user_id)
+    # 得到每一个人所有文件打包的zip文件
+    # 并将每一个人的zip打包为一个并返回路径
+    user_zip_paths = homeattaches.map do |homeattach|
+      zip_homework_by_user homeattach
+    end
+    zipping "#{Time.now.to_i}_#{bid.name}.zip", user_zip_paths, OUTPUT_FOLDER
+  end
+
   def zip_bid(bid)
     # Todo: User Access Controll
 

app/views/bids/_homework_list.html.erb

@@ -50,10 +50,10 @@
                                 <% end %>
                                 -->
                             <% end %>
-                            <strong><%= homework_filename  %></strong>
                         <% else %>
-                            <strong><%= homework.name %></strong>
+                            <% homework_filename = homework.name %>
                         <% end %>
+                        <strong><%= link_to homework_filename, :controller => "zipdown", :action => "download_user_homework",:obj_class => @bid.class,:obj_id => @bid, :user_id =>homework.user%></strong>
                       </td>
                       <td style="vertical-align: top">
                         <% if is_student %>
@@ -92,7 +92,8 @@
                             <% end %>
 						</td>
                         <td>
-                          <% if (User.current == homework.user) || (!Member.where('user_id = ? and project_id = ?', User.current.id, @bid.courses.first.id).first.nil? && (Member.where('user_id = ? and project_id = ?', User.current.id, @bid.courses.first.id).first.roles&Role.where('id = ? or id = ? or id =?',3,7, 9)).size >0) %>
+                          <% if (User.current == homework.user) || (!Member.where('user_id = ? and project_id = ?', User.current.id, @bid.courses.first.id).first.nil? &&
+                                    (Member.where('user_id = ? and project_id = ?', User.current.id, @bid.courses.first.id).first.roles&Role.where('id = ? or id = ? or id =?',3,7, 9)).size >0) %>
                               <%= link_to l(:button_edit), edit_homework_attach_path(homework) %>
                               <%= link_to(l(:label_bid_respond_delete), homework,
                                           method: :delete, :confirm => l(:text_are_you_sure))  %>

config/routes.rb

@@ -46,10 +46,13 @@ RedmineApp::Application.routes.draw do
       match 'showbug', via: [:get, :post]
     end
   end
+
+
   mount SeemsRateable::Engine => '/rateable', :as => :rateable
 
   namespace :zipdown do
     match 'assort'
+    match 'download_user_homework', :as => :download_user_homework
   end
   namespace :test do
     match 'courselist'