实现课程资源TAG云功能

app/controllers/files_controller.rb

@@ -23,7 +23,7 @@ class FilesController < ApplicationController
   before_filter :auth_login1, :only => [:index]
   before_filter :logged_user_by_apptoken,:only => [:index]
   before_filter :find_project_by_project_id#, :except => [:getattachtype]
-  before_filter :authorize, :except => [:getattachtype,:quote_resource_show,:search,:search_project,:quote_resource_show_project]
+  before_filter :authorize, :except => [:getattachtype,:quote_resource_show,:search,:search_project,:quote_resource_show_project,:search_tag_attachment]
 
   helper :sort
   include SortHelper
@@ -51,6 +51,7 @@ class FilesController < ApplicationController
     @sort = ""
     @order = ""
     @is_remote = true
+    @q = params[:name].strip
     if params[:sort]
       order_by = params[:sort].split(":")
       @sort = order_by[0]
@@ -519,8 +520,31 @@ class FilesController < ApplicationController
         format.html
      end
    end
+  end
 
+    #查找指定TAG的按条件过滤的资源列表
+  def search_tag_attachment
+    @q,@tag_name,@order = params[:q],params[:tag_name]
+    @is_remote = true
+    if params[:sort]
+      order_by = params[:sort].split(":")
+      @sort = order_by[0]
+      if order_by.count > 1
+        @order = order_by[1]
+      end
+      sort = "#{@sort} #{@order}"
+    end
 
+    q = "%#{@q.strip}%"
+    @result = find_course_attache q,@course,sort
+    @result = visable_attachemnts @result
+    @result = @result.select{|attachment| attachment.tag_list.include?(@tag_name)}
+    @searched_attach = paginateHelper @result,10
+    @tag_list = attachment_tag_list @result
 
+    respond_to do |format|
+      format.js
+      # format.html
+    end
   end
 end

app/helpers/files_helper.rb

@@ -128,6 +128,12 @@ module FilesHelper
     tag_list.sort {|a,b| b[1]<=>a[1]}
   end
 
+  def get_attachments_by_tag attachments,tag
+    attachments.each do |attachment|
+      attachment.tag_list.include?(tag)
+    end
+  end
+
   def visable_attachemnts_insite attachments,obj
     result = []
     if obj.is_a?(Course)

app/views/files/_course_file.html.erb

@@ -48,7 +48,6 @@
         $('#incourse').attr("class", "re_schbtn b_lblue");
         $('#insite').attr("class", "re_schbtn b_lblue");
     }
-
 </script>
 
 <div class="container">

app/views/files/_course_list.html.erb

@@ -18,7 +18,7 @@
 <div class="files_tag">
   <% unless @tag_list.nil?%>
     <% @tag_list.each do |k,v|%>
-          <a href="javascript:void(0);" class="files_tag_icon"><%= k%>（<span class="c_red"><%= v%></span>）</a>
+          <a href="javascript:void(0);" class="files_tag_icon" onclick="search_tag_attachment('<%= search_tag_attachment_course_files_path(@course)%>','<%= k%>','<%= @q%>','<%= course.id%>');"><%= k%>（<span class="c_red"><%= v%></span>）</a>
     <% end%>
   <% end%>
 </div>

app/views/files/search_tag_attachment.js.erb

@@ -0,0 +1 @@
+$("#course_list").html("<%= escape_javascript(render :partial => 'course_list',:locals => {course: @course,all_attachments: @result,sort:@sort,order:@order,curse_attachments:@searched_attach})%>");

config/routes.rb

@@ -709,6 +709,7 @@ RedmineApp::Application.routes.draw do
       collection do
         match "getattachtype", :via =>  [:get, :post]
         match "search",:via => [:post,:get]
+        match "search_tag_attachment", :via => [:post,:get]
       end
       member do
         match "quote_resource_show", :via => [:get]

public/javascripts/course.js

@@ -449,3 +449,19 @@ $(function(){
         }
     )
 });
+
+//查找TAG资源
+function search_tag_attachment(url,tag_name,q,course_id,sort)
+{
+    $.get(
+        url,
+        {
+            tag_name: tag_name,
+            q: q,
+            course_id:course_id
+        },
+        function (data) {
+
+        }
+    );
+}