socialforge/app/views/welcome/course.html.erb

<%= stylesheet_link_tag 'welcome' %>
<%= javascript_include_tag 'welcome' %>
<script type="text/javascript" language="javascript" xmlns="http://www.w3.org/1999/html"
        xmlns="http://www.w3.org/1999/html" xmlns="http://www.w3.org/1999/html">

    $(function(){
        $("#main").find("a").attr("target", "_blank");
        setCss();
    });

    //设置div居中
    function setCss()
    {
        var mainBar = $('#main-content-bar')[0];
        var topHeight = mainBar.offsetHeight;
        var welcomeLeft = $('#welcome_left')[0];
        var leftHeight =  welcomeLeft.offsetHeight;
        var searchbar = $('#search-bar')[0];
        var searchHeight = searchbar.offsetHeight;
        welcomeLeft.style.marginTop  = (topHeight - leftHeight)/2 + "px";
        searchbar.style.marginTop  = (topHeight - searchHeight)/2 + "px";
        //alert((topHeight - leftHeight)/2 );
    }
    // 给主页用户弹新页面
    $(document).ready(function($) {
        $("#loggedas").find("a").attr("target", "_blank");
        //$("#content .tabs_new~ .pagination").find("a").removeAttr("target");
    });
</script>

<div class='top_bar'>
  <div id="identifier-pannel" style="display:none">
    <%= image_tag '/images/qrweixin.jpg', size: '150x150', alt: 'trustie', class: "weixin" %>
    <div class="weixin-content">微信扫码</div>
  </div>
  <div class="main-content-bar" id="main-content-bar">
    <div style="float: left">
      <%= image_tag(@logoLink, size:'75x75') %>

    </div>
    <div class="course welcome_left" id="welcome_left" >
			<span class="font_welcome_school"> <% if params[:school_id].nil? and User.current.user_extensions.school.nil? %>
              <% else%>
					<% if params[:school_id] == "0" %>
                  <% else %>
						<% if params[:school_id].nil? %>
							<%= link_to School.find(User.current.user_extensions.school.id).name, options={:action => 'course',:school_id => User.current.user_extensions.school.id}, html_options={:class => 'font_welcome_school',:method => 'get'}%>
                          <br />
						<% else %>
							<%= link_to School.find(params[:school_id]).name ,options={:action => 'course',:school_id => params[:school_id]}, html_options={:class => 'font_welcome_school',:method => 'get'}%>
                          <br />
						<% end %>
					<% end %>
				<% end %> </span>
      <span class="font_welcome_trustie"><%= l(:label_welcome_trustie) %><%= l(:label_welcome_trustie_course) %> </span>
      <% if params[:school_id].nil? and User.current.user_extensions.school.nil? %>
          <span class="font_welcome_tdescription">, <%= l(:label_welcome_trustie_course_description) %></span>
      <% else %>
          <% if params[:school_id] == "0" %>
              <span class="font_welcome_tdescription">, <%= l(:label_welcome_trustie_course_description) %></span>
          <% end %>
      <% end %>
    </div>
    <div class="search-bar" id="search-bar">
      <%= render :partial => "search_project", :locals => {:project_type => Project::ProjectType_course}%>
    </div>
    <div style="clear: both;"></div>
  </div>
</div>

<div style="clear:both"></div>


<div id="J_Slide" class="d-p-index-box d-p-index-hotproject">
  <h3><strong>新开课程</strong></h3>
  <% if(find_miracle_course(10, 7,params[:school_id]).count == 0) %>
      <span><%= link_to "更多>>", {:controller => 'projects', :action => 'course', :project_type => 1, :school_id => nil} %></span>
      <div class="d-p-projectlist-box">
        <ul class="d-p-projectlist">

        </ul>
        <ul class="d-p-projectlist">
          <h1></h1>
          <p id="errorExplanation">
            该学校未开设任何课程，您可以查看其他学校课程
          </p>
          <h1></h1>
          <% find_all_new_hot_course(9).map do |project| %>
              <li class='<%= cycle("odd", "even") %>'  title=<%=project.description.to_s%>>
                <div class='avatar'>
                  <%= image_tag(get_course_avatar(project), :class => "avatar-4") %>
                </div>
                <!-- 上左下右 -->
                <div class='desc_item' >
                    <span class=''>
                        <% course = Course.find_by_extra(project.identifier)%>
                      <% if(course.school == nil) %>
                        &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
                        <% else %>
                        <%= course.school.name.try(:gsub, /(.+)$/, '\1:') %>
                        <% end %>
                    </span>
                    <span class='font_bolder'>
                        <%= link_to(course.try(:teacher).try(:name), user_path(course.teacher)) %>
                      <%#=course.try(:teacher).try(:name)%>
                    </span>
                </div>
                <div class='desc_item text_nowrap' style="width: 310px;">
                  [<%= get_course_term project %>]
                  <%= link_to( project.name, project_path(project.id), :class => "d-g-blue d-p-project-name",:title => "#{project.name}" )%>
                  (<%= link_to "#{studentCount(project)}人", project_member_path(project, :role => 2) ,:course =>'1' %>)
                  <% files_count = (project.attachments.count.to_i+Version.joins(:project).where("projects.id=#{project.id}").count.to_i).to_s %>
                  (<%=link_to "#{files_count}份", project_files_path(project) %>资料)
                </div>
                <!-- 				<div class='desc_item' style="">
                <span class='font_lighter' title=<%#=project.description.to_s%>><%#=project.description.truncate(25, omission: '...')%></span>
            </div> -->
                <div>
                  <% if !course_endTime_timeout?(project)%>
                      <div >
                        <%= new_watcher_link(project, User.current)%>
                      </div>
                  <% end %>
                </div>
              </li>
          <% end %>
        </ul>
      </div>
  <% else %>
      <span><%= link_to "更多>>", {:controller => 'projects', :action => 'course', :project_type => 1, :school_id => params[:school_id]} %></span>
      <div class="d-p-projectlist-box">
        <ul class="d-p-projectlist">

        </ul>
        <ul class="d-p-projectlist">
          <% find_miracle_course(10, 7,params[:school_id]).map do |project| %>
              <li class='<%= cycle("odd", "even") %>'  title=<%=project.description.to_s%>>
                <div class='avatar'>
                  <%= image_tag(get_course_avatar(project), :class => "avatar-4") %>
                </div>
                <!-- 上左下右 -->
                <div class='desc_item' >
                <span class=''>
                <% course = Course.find_by_extra(project.identifier) %>
                  <%= course.school.name.try(:gsub, /(.+)$/, '\1:') %>
                </span>
                <span class='font_bolder'>
                <%= link_to(course.try(:teacher).try(:name), user_path(course.teacher)) %>
                  <%#=course.try(:teacher).try(:name)%>
                </span>
                </div>
                <div class='desc_item text_nowrap'  style="width: 310px;">
                  [<%= get_course_term project %>]
                  <%= link_to( project.name, project_path(project.id), :class => "d-g-blue d-p-project-name",:title => "#{project.name}" )%>
                  (<%= link_to "#{studentCount(project)}人", project_member_path(project, :role => 2) ,:course =>'1' %>)
                  <% files_count = (project.attachments.count.to_i+Version.joins(:project).where("projects.id=#{project.id}").count.to_i).to_s %>
                  (<%=link_to "#{files_count}份", project_files_path(project) %>资料)
                </div>
                <!-- 				<div class='desc_item' style="">
                <span class='font_lighter' title=<%#=project.description.to_s%>><%#=project.description.truncate(25, omission: '...')%></span>
            </div> -->
                <div class='join_course_link'>
                  <% if !course_endTime_timeout?(project)%>
                      <div >
                        <%= join_in_course(project, User.current)%>
                      </div>
                  <% end %>
                </div>
              </li>
          <% end; reset_cycle  %>
        </ul>
      </div>
  <% end %>
</div>

<div id="J_Slide" class="d-p-index-box d-p-index-hotproject" style="float: right;">
  <h3 style="padding-bottom:0px ;margin-left: 5px; color: #e8770d;">
    <strong>问题和反馈动态</strong>
    <%= link_to "我要提问" , newbie_send_path, {:class => 'orangeButton idea_btn', :style => "color: #EEEEEE" }%>
    <%= link_to "我要反馈" , suggestion_send_path, {:class => 'orangeButton idea_btn', :style => "color: #EEEEEE" }%>
  </h3>
  <span style="margin-top: -20px;float: right; display: block;"><%= link_to "更多>>", forums_path %></span>
  <div class="d-p-projectlist-box">
    <ul class="d-p-projectlist">
      <% find_new_forum_topics(10).each do |topic|%>
          <li class="message-brief-intro" style="min-height: 65px; line-height:2em; ">
            <div  style="display: inline-block; width: 100%;">
				  <span class="memo_activity" style="color:gray; display: inline-block;  margin-bottom:6px; background: url('/images/list-icon.png') no-repeat scroll ;background-position: left center;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
                    <%= link_to '['+topic.forum.name + ']',forum_path(topic.forum),:class => 'memo_Bar_title' %><%= link_to topic.subject.truncate(30, omission: '...'), topic.event_url, :class => "gray" , :style => "font-size: 10pt !important;" %>
				  </span>
              <br>
              <span style="margin-left: 24px; color: rgb(172, 174, 177); white-space: nowrap; font-size:9pt !important;;"><%= l(:field_updated_on) %><%=time_tag_welcome(topic_last_time topic)%>前</span>
				<span style="margin-left: 8px; margin-bottom: 0px; color: rgb(172, 174, 177) !important; white-space: nowrap;">
					由&nbsp;<%= link_to topic.author ? topic.author : 'Anonymous', user_path(topic.author_id), :style => "font-size: 9pt !important; color: rgb(17, 102, 173);" %>&nbsp;发表
				</span>
              <span style="float: right; color: rgb(172, 174, 177); white-space: nowrap; font-size:9pt !important;;">回复(<%= link_to (topic.parent ? topic.parent.replies_count : topic.replies_count), topic.event_url %>)</span>
            </div>
          </li>
      <% end %>
    </ul>
  </div>
</div>
<div class="clearfix"></div>

<div class="hidden" style="width:100%;">
  <div style="width:600px;margin:0px auto;margin-top:80px;">
    <table style="width:600px;font-size:15px; color: #e8770d;">
      <tr>
        <td><strong>当前网站状态</strong></td>
        <td>活跃课程: <%=@courseCount%></td>
        <td>高校： 2个</td>
        <td>教师： <%=@teacherCount%> 名</td>
        <td>学生： <%=@studentCount%> 名<td>
      </tr>
    </table>
  </div>
</div>