workmanage.jsp

用jsp实现的在线教学系统

<%@ page contentType="text/html;charset=gb2312" %>
<%@page import="grad.util.homework.*,java.util.*,com.jspsmart.upload.*,java.io.*;"%>

<jsp:useBean id="mySmartUpload" scope="page" class="com.jspsmart.upload.SmartUpload" /> 

<%@ page session="true" %>
<link href="/netteaching/style.css" rel="stylesheet" type="text/css">
<script language="javascript">
function openScript(url,name, width, height){
	var Win = window.open(url,name,'width=' + width + ',height=' + height + ',resizable=1,scrollbars=yes,menubar=no,status=yes' );
}
</script>
     <table cellpadding="0" cellspacing="0" width="630">	
	   <TR>
            <TD width="630" bgcolor="#FFFFFF">
<%
if(((String)session.getAttribute("usercode")!=null)&&(((Integer)session.getAttribute("usertype")).intValue()==2))
{//判断用户已经登录 并且是老师
 String courseid=(String)session.getAttribute("usercode");
 op_homework opr=new op_homework();
 String saction=request.getParameter("action");
 if(saction!=null&&!saction.equals("")&&saction.equals("del"))
 {//删除作业
   String rsid=request.getParameter("ID");
   opr.delHomeWork(rsid);
 }
%>
 <p align=center>
 <table>
  <br>
  <br>
  <% 
  //取得该课程发布的所有作业 
  ArrayList al=opr.getAllHomeworkPub(courseid);
  if(al!=null&&al.size()>0)
  {
    out.print("<tr><td colspan=3 class=TableTitle1>你已经发布了下列作业</td></tr>");
   %>   
    <tr><td>作业名称</td><td>发布日期</td><td>操作</td></tr>
  <%
  for(int i=0;i<al.size();i++)
  {
    homework rs=(homework)al.get(i);
  %>
  <tr>
    <td><%=(rs.gettitle())%></td>
    <td><%=rs.getdate()%></td>
    <td><a href="workManage.jsp?ID=<%=rs.getid()%>&action=del" >删除</a>   </td>
  
  </tr>
  <%
  }
   }else
  {
    out.print("<tr><td colspan=3>你还没有发布任何作业</td></tr>");
  }%>
  <br>
  <br>
<FORM METHOD="POST" ACTION="/netteaching/teacher/uploadhomework.jsp" ENCTYPE="multipart/form-data"> 
 <tr><td colspan=3 class=TableTitle1>作业发布：</td></tr>
 <tr><td>标题：</td><td><INPUT TYPE="text" NAME="title" SIZE="40"></td><td></td></tr>
 <tr><td>文件一：</td><td><INPUT TYPE="FILE" NAME="FILE1" SIZE="10"></td></tr>
 <tr><td><input type="hidden" name="csid" value="<%=courseid%>"><input type="hidden" name="type" value="1"></td><td><INPUT type=submit value=提交 name=ok> </td><td><input type="hidden" name="action" value="add"></td></tr>
</form> 
<%
//获得学生为该课程提交的所有作业答案
 ArrayList sal=opr.getAllHomeworkCommit(courseid);
  if(sal!=null&&sal.size()>0)
  { 
    out.print("<tr><td colspan=3 class=TableTitle1>下列学生提交了作业</td></tr>");  
    out.print("<tr><td>作业名称(学生id)</td><td>发布日期(状态)</td><td>操作</td></tr>");   
  for(int i=0;i<sal.size();i++)
  {
    homework rs=(homework)sal.get(i);
    String str="";
    if(rs.getstatus()!=null&&rs.getstatus().equals("2"))
      str=rs.getdate()+"(已下载)";
    else
      str=rs.getdate()+"(新)";
  %>
  <tr>
    <td><%=(rs.gettitle())%>(<%=rs.getuser_id()%>)</td>
    <td><%=str%></td>
    <td><a href="downloadHomework.jsp?filename=<%=rs.getlink()%>&ID=<%=rs.getid()%>" >下载</a>   </td>  
  </tr>
  <%
   }
  }
%>
  </table>
 </p>
          
<%
}else
{  out.print("你还没有登录或者没有权限进入，请<a href=../index.jsp  target=_parent>返回首页登录</a>");
}
%>
  </td>
      </tr>
</table>
<table width="650">
<tr>
<td>
<%@ include file="../inc/tail.htm"%>
</td>
</tr>
</table>