#1801 打包上传分个数下载完成

app/controllers/attachments_controller.rb

@@ -182,8 +182,6 @@ class AttachmentsController < ApplicationController
       return
     end
 
-
-    logger.debug "upload .....  "
     @attachment = Attachment.new(:file => request.raw_post)
     @attachment.author = User.current
     if !params[:project].nil?
@@ -192,8 +190,6 @@ class AttachmentsController < ApplicationController
     end
     @attachment.filename = params[:filename].presence || Redmine::Utils.random_hex(16)
     saved = @attachment.save
-    logger.debug "upload save .....  "
-    logger.debug @attchement
 
     respond_to do |format|
       format.js

app/controllers/zipdown_controller.rb

@@ -25,17 +25,25 @@ class ZipdownController < ApplicationController
         zipfile = zip_bid bid
       else
         render file: 'public/no_file_found.html'
+        return
       end
     else
       logger.error "[ZipDown#assort] ===> #{params[:obj_class]} unKown !!"
     end
 
-    if zipfile
-      if zipfile.length > 1
-        @mut_down_files = zipfile.map{|x| File.basename(x)}
-      else
-        send_file zipfile, :filename => bid.name + ".zip", :type => detect_content_type(zipfile)
-      end
+    # if zipfile
+    #   if zipfile.length > 1
+    #     @mut_down_files = zipfile #zipfile.each{|x| File.basename(x)}
+    #   else
+    #     send_file zipfile.first[:real_file], :filename => bid.name + ".zip", :type => detect_content_type(zipfile.first[:real_file])
+    #     return
+    #   end
+    # end
+
+    respond_to do |format|
+      format.json {
+        render json: zipfile.to_json
+      }
     end
   #rescue Exception => e
   #  render file: 'public/no_file_found.html'
@@ -86,13 +94,18 @@ class ZipdownController < ApplicationController
       end
     end
 
-    zips = split_pack_files(bid_homework_path, Setting.pack_attachment_max_size.to_i)
+    zips = split_pack_files(bid_homework_path, Setting.pack_attachment_max_size.to_i*1024)
     x = 0
 
-    zips.map { |o|
+
+    zips.each { |o|
       x += 1
-      zipping "#{Time.now.to_i}_#{bid.name}_#{x}.zip", o, OUTPUT_FOLDER
+      file = zipping "#{Time.now.to_i}_#{bid.name}_#{x}.zip", o[:files], OUTPUT_FOLDER
+      o[:real_file] = file
+      o[:file] = File.basename(file)
+      o[:size] = (File.size(file) / 1024.0 / 1024.0).round(2)
     }
+
   end
 
   def zip_homework_by_user(homeattach)
@@ -163,14 +176,14 @@ class ZipdownController < ApplicationController
     max_size = 0
     last_files = []
     ret_files = []
-    files.each do |f|
+    files.each_with_index do |f,i|
       if (max_size += File.size(f)) > pack_attachment_max_size
         max_size = 0
         if last_files.empty? #如果单个文件超过大小，也将此文件作为一组
-          ret_files << [f]
+          ret_files << {files: [f], count: 1, index: ret_files.count+1}
           last_files.clear
         else
-          ret_files << last_files
+          ret_files << {files:last_files, count: last_files.count, index: ret_files.count+1}
           last_files.clear
           redo
         end
@@ -179,7 +192,7 @@ class ZipdownController < ApplicationController
       end
     end
 
-    ret_files << last_files unless last_files.empty?
+    ret_files << {files:last_files, count: last_files.count, index: ret_files.count+1} unless last_files.empty?
     ret_files
   end
 

app/views/bids/_homework_list.html.erb

@@ -23,7 +23,7 @@
           (<span id="jours_count" class="c_red f_12"><%= @jours_count %></span>)
         </li>
         <li>
-          <%= link_to "作品打包下载", zipdown_assort_path(obj_class: @bid.class, obj_id: @bid), class: "tb_all"  unless @bid.homeworks.empty? %>
+          <%= link_to "作品打包下载", zipdown_assort_path(obj_class: @bid.class, obj_id: @bid, format: :json), remote: true, class: "tb_all"  unless @bid.homeworks.empty? %>
         </li>
       </ul>
   <% else %>
@@ -63,6 +63,19 @@
   </div>
 </div>
 </div>
+
+<div id="light" class="upload_box">
+  <a href="javascript:void(0)" onClick="document.getElementById('light').style.display='none';" class="close">
+  </a>
+  <div class="upload_box_" >
+    <h2 class="upload_box_tit">下载文件包太大，分成多个下载包</h2>
+    <ul class="upload_box_ul" >
+      <li><span class="upload_box_span" >1.</span> <a href="#">前20名学生的作业</a><span class="c_grey">&nbsp;&nbsp;（共200M）</span> </li>
+    </ul>
+    <div class="cl"></div>
+  </div>
+</div><!---upload_box en--->
+
 <div id="show_homework_attach_model"></div>
 </body>
 </html>

public/javascripts/application.js

@@ -864,4 +864,32 @@ $(function(){
             $(this).parent('p').remove();
             console.log("delete complete.");
         });
+
+    $('a.tb_all').bind('ajax:complete', function (event, data, status, xhr) {
+        if(status == 'success'){
+            var res = JSON.parse(data.responseText);
+            if(res.length<1){
+                return;
+            }
+
+            if(res.length==1){
+                location.href = '/zipdown/download?file='+res[0].file;return;
+            }
+
+            document.getElementById('light').style.display='block';
+            $container = $('#light .upload_box_ul');
+            $container.empty();
+            for(var i = 0; i <res.length; ++i){
+                var des = '';
+                if(res.count > 1){
+                    des = '第'+res[i].index+'-'+(res[i].count+res[i].index-1)+'个学生的作品下载';
+                } else {
+                    des = '第'+res[i].index+'个学生的作品下载';
+                }
+                $('<li><span class="upload_box_span" >'+(i+1)+'.</span> <a href="/zipdown/download?file='+res[i].file+'">'+des+'</a><span class="c_grey">&nbsp;&nbsp;（共'+res[i].size+'M）</span> </li>').appendTo($container);
+
+            }
+        }
+
+    })
 });

public/stylesheets/css.css

@@ -149,8 +149,18 @@ a:hover.tijiao{ background:#0f99a9 !important;}
 .ni_con p{ color:#808181;}
 .ni_con a:hover{ text-decoration:none;}
 
-
-
+/*弹框*/
+.black_overlay{display:none;position:absolute;top:0%;left:0%;width:100%;height:100%;background-color:black;z-index:1001;-moz-opacity:0.3;opacity:.30;filter:alpha(opacity=30);}
+.upload_box{display:none;position:absolute;top:25%;left:35%;width:30%;height: auto;padding:5px;border:3px solid #15bccf; background:#fff;z-index:1002;overflow:auto;}
+.close{background:url(images/img_floatbox.png) 0 0 no-repeat; width:16px; height:16px; display:block; float:right;}
+.close:hover{background:url(images/img_floatbox.png) -22px 0 no-repeat; width:16px; height:16px; display:block; float:right;}
+.upload_box_tit{ font-size:16px; color:#15bccf; text-align:center;  }
+.upload_box_{ margin-left:10%; margin-bottom:5px; margin-right:10%;}
+.upload_box_ul{ margin-bottom:10px;}
+.upload_box_ul a{ color:#09658c;}
+.upload_box_ul a:hover{ color:#15bccf;}
+.upload_box_span{ color: #333; font-weight: bold;}
+.c_grey{ color:#A7A7A7;}