zip down controller created

app/assets/javascripts/zipdown.js

@@ -0,0 +1,2 @@
+// Place all the behaviors and hooks related to the matching controller here.
+// All this logic will automatically be available in application.js.

app/assets/stylesheets/zipdown.css

@@ -0,0 +1,4 @@
+/*
+  Place all the styles related to the matching controller here.
+  They will automatically be included in application.css.
+*/

app/controllers/zipdown_controller.rb

@@ -0,0 +1,64 @@
+class ZipdownController < ApplicationController
+	def assort
+		obj_class = params[:obj_class]
+		obj_id = params[:obj_id]
+		obj = obj_class.constantize.find(obj_id)
+		case obj.class.to_s.to_sym
+		when :Bid
+			zip obj
+		else
+			logger.error "[ZipDown#assort] ===> #{obj.class.to_s.to_sym} unKown !!"
+		end
+
+	rescue NameError,ActiveRecord::RecordNotFound => e
+		logger.error "[ZipDown] ===> #{e}"
+	end
+
+	private
+
+	def zip bid
+		# Todo: User Access Controll
+		homeworks_attach_path = []
+		bid.homeworks.each do |homeattach|
+			homeattach.attachments.each do |attach|
+				length = attach.storage_path.length
+				homeworks_attach_path << attach.diskfile.to_s.slice((length+1)..-1)
+			end
+		end
+		@paths = homeworks_attach_path
+		zipfile = ziping homeworks_attach_path
+		send_file zipfile, :filename => bid.name,
+		:type => detect_content_type(zipfile)
+	rescue Errno::ENOENT => e
+		logger.error "[Errno::ENOENT] ===> #{e}"
+
+	end
+
+	def ziping files_path
+		ic = Iconv.new('GBK//IGNORE', 'UTF-8//IGNORE')
+		folder = "#{Rails.root}/files"
+		input_filename = files_path
+		zipfile_name = "#{Rails.root}/tmp/archiveZip/archive_#{Time.now.to_i}.zip"
+
+		Dir.mkdir(File.dirname(zipfile_name)) unless File.exist?(File.dirname(zipfile_name))
+		Zip::File.open(zipfile_name, Zip::File::CREATE) do |zipfile|
+			input_filename.each do |filename|
+				zipfile.add(ic.iconv(filename_to_real(File.basename(filename))), folder + '/' + filename)
+			end
+			zipfile.get_output_stream("ReadMe"){ |os|
+				os.write "Homeworks"
+			}
+		end
+		zipfile_name
+	end
+
+	def detect_content_type(name)
+		content_type = Redmine::MimeType.of(name)
+		content_type.to_s
+	end
+
+	def filename_to_real name
+		attach = Attachment.find_by_disk_filename(name)
+		attach.filename
+	end
+end

app/helpers/zipdown_helper.rb

@@ -0,0 +1,2 @@
+module ZipdownHelper
+end

app/views/bids/_homework_list.html.erb

@@ -14,7 +14,7 @@
 </div>
 <% end %>
 <% display_id = im_watching_student_id? @bid%>
-<%= link_to "作业打包下载", test_zip_path(homework_id: @bid), remote: true, class: "button_submit button_submit_font_white", style: "margin: 5px 10px;display: inline-block;" if( User.current.admin? || 
+<%= link_to "作业打包下载", zipdown_assort_path(obj_class: @bid.class, obj_id: @bid), remote: false, class: "button_submit button_submit_font_white", style: "margin: 5px 10px;display: inline-block;" if( User.current.admin? || 
 				!(User.current.roles_for_project(@bid.courses.first).map(&:id) & 
 					([7,9, 10])).empty? 
 			  ) && Rails.env.development? %>

config/routes.rb

@@ -16,6 +16,9 @@
 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 
 RedmineApp::Application.routes.draw do
+  namespace :zipdown do
+    match 'assort'
+  end
   namespace :test do
     match 'courselist'
     match 'zip'

test/functional/zipdown_controller_test.rb

@@ -0,0 +1,7 @@
+require 'test_helper'
+
+class ZipdownControllerTest < ActionController::TestCase
+  # test "the truth" do
+  #   assert true
+  # end
+end

test/unit/helpers/zipdown_helper_test.rb

@@ -0,0 +1,4 @@
+require 'test_helper'
+
+class ZipdownHelperTest < ActionView::TestCase
+end