解决项目跑到课程里面的bug

app/controllers/projects_controller.rb

@@ -855,7 +855,7 @@ class ProjectsController < ApplicationController
         project_status = ProjectStatus.find_by_project_id(@project.id)
         project_status.destroy
       elsif params[:project][:is_public] == '1'
-        project_status = ProjectStatus.create(:project_id => @project.id, :watchers_count => 0, :changesets_count => 0,:grade => 0, :project_type => 1)
+        project_status = ProjectStatus.create(:project_id => @project.id, :watchers_count => @project.watchers.count, :changesets_count => @project.changesets.count,:grade => 0, :project_type => @project.project_type)
       end
 
       respond_to do |format|

app/helpers/welcome_helper.rb

@@ -19,6 +19,9 @@
 
 module WelcomeHelper
 
+  StudentRoles = [5, 10]
+
+
   def find_all_hot_project
     sort_project_by_hot
   end
@@ -90,6 +93,13 @@ module WelcomeHelper
     str.html_safe
   end
   
+   # 返回学生数量，即roles表中定义的Reporter
+  def studentCount project
+    # searchCountByRoles project,StudentRoles
+    # or
+    searchStudent(project).count
+  end
+  
   private
 
   def sort_project_by_hot
@@ -175,4 +185,18 @@ module WelcomeHelper
     end
   end
   
+  def searchStudent project
+    searchPeopleByRoles(project, StudentRoles)
+  end
+  
+   def searchPeopleByRoles project, roles_id
+    people = []
+    begin
+      people = project.members.joins(:member_roles).where("member_roles.role_id IN (:role_id)", {:role_id => roles_id})
+    rescue Exception => e
+      logger.error "[CoursesHelper] ===> #{e}"
+    end
+    people
+  end
+
 end

app/views/welcome/index.html.erb

@@ -218,6 +218,7 @@
 		        <div style="float: left; margin-left: 10px; width: 360px;">
 				<p class="layout">
 					<%= link_to( project.name, project_path(project.project_id), :class => "d-g-blue d-p-project-name",:title => "#{project.name}")%>
+					<span style="cursor: pointer; display: inline-block; float: right; color: #ec6300; white-space: nowrap;">学生人数：<%= link_to "#{studentCount(project)}", project_member_path(project, :role => 2) ,:course =>'1'%></span>
 				</p>
 				<p class="layout-1" >
 					<%= content_tag "span", project.description.truncate(50, omission: '...'), :class => "d-p-project-intro" , :title => project.description %>
@@ -231,7 +232,7 @@
 
 			
 <div id="J_Slide" class="d-p-index-box d-p-index-hotproject" style="float: right;">
-	<h3 style="margin-left: 5px; color: rgb(21, 188, 207);"><strong>热门竞赛</strong></h3>
+	<h3 style="margin-left: 5px; color: color: (51, 119, 51);"><strong>热门竞赛</strong></h3>
 	<div class="d-p-projectlist-box">
 		<ul class="d-p-projectlist">
 			<% find_all_hot_contest.map do |contest| break if(contest == find_all_hot_contest[5]) %>
@@ -250,7 +251,7 @@
 </div>
 
 <div id="J_Slide" class="d-p-index-box d-p-index-hotproject"  style="float: right;">
-    <h3 style="margin-left: 5px; color: rgb(21, 188, 207);"><strong>热门众包</strong></h3>
+    <h3 style="margin-left: 5px; color: color: (51, 119, 51);"><strong>热门众包</strong></h3>
 	<div class="d-p-projectlist-box">
 		<ul class="d-p-projectlist">
 			<% find_all_hot_bid.map do |bid| break if(bid == find_all_hot_bid[5]) %>