dedecms自定义表单导出为excel功能的修改方法

<a href="../plus/diy.php?action=daochu&diyid={dede:field.diyid/}" target="_blank">导出为EXCEL</a>

$action = isset($action) && in_array($action, array('post', 'list', 'view')) ? $action : 'post';

$action = isset($action) && in_array($action, array('post', 'list', 'view', 'daochu')) ? $action : 'post';

else if($action == 'daochu')
{
header("Content-type:application/vnd.ms-excel");
Header("Content-Disposition:attachment;filename={$diy->table}_".date("Y-m-d").".xls");   
$query = "desc `{$diy->table}`";
$res = mysql_query($query);
echo "<table><tr>";
//导出表头（也就是表中拥有的字段）
while($row = mysql_fetch_array($res)){
  $t_field[] = $row['Field']; //Field中的F要大写，否则没有结果
/*   echo "<th>".$row['Field']."</th>"; */
        if($row['Field']=='id'){
            echo "<th>ID</th>";
        }elseif($row['Field']=='zhaiwutype'){
            echo "<th>债务类型</th>";
        }elseif($row['Field']=='zhaiquanfang'){
            echo "<th>债权方</th>";
        }elseif($row['Field']=='name'){
            echo "<th>名称</th>";
        }elseif($row['Field']=='jigouhaoma'){
            echo "<th>身份证号/机构代码</th>";
        }elseif($row['Field']=='path'){
            echo "<th>住址/地址</th>";
        }elseif($row['Field']=='tel'){
            echo "<th>联系电话</th>";
        }elseif($row['Field']=='zhaiwufang'){
            echo "<th>债务方</th>";
        }elseif($row['Field']=='zhaiwufangname'){
            echo "<th>债务方名称</th>";
        }elseif($row['Field']=='zhaiwufanghaoma'){
            echo "<th>债务方身份证号/机构代码</th>";
        }elseif($row['Field']=='zhaiwufangpath'){
            echo "<th>债务方地址</th>";
        }elseif($row['Field']=='zhaiwufangtel'){
            echo "<th>债务方电话</th>";
        }elseif($row['Field']=='danbaofang1'){
            echo "<th>担保方</th>";
        }elseif($row['Field']=='danbao1name'){
            echo "<th>担保方名称</th>";
        }elseif($row['Field']=='danbao1haoma'){
            echo "<th>身份证号/机构代码</th>";
        }elseif($row['Field']=='danbao1tel'){
            echo "<th>联系电话</th>";
        }elseif($row['Field']=='zhaiwushuoming'){
            echo "<th>债务说明</th>";
        }elseif($row['Field']=='fayuanzhixing'){
            echo "<th> 是否强制执行</th>";
        }elseif($row['Field']=='zhixingfayuan'){
            echo "<th>执行 </th>";
        }elseif($row['Field']=='lianxiren'){
            echo "<th>联系人</th>";
        }elseif($row['Field']=='lianxidianhua'){
            echo "<th>电话</th>";
        }elseif($row['Field']=='zhaiwujine'){
            echo "<th>债务金额</th>";
        }elseif($row['Field']=='nativeplace1'){
            echo "<th>住址/地址</th>";
        }elseif($row['Field']=='jiamengtype'){
            echo "<th>加入类型</th>";
        }elseif($row['Field']=='groupname'){
            echo "<th>公司（机构）名称</th>";
        }elseif($row['Field']=='grouppath'){
            echo "<th>公司地址</th>";
        }elseif($row['Field']=='groupjianjie'){
            echo "<th>公司简介</th>";
        }elseif($row['Field']=='lianxiren'){
            echo "<th>联系人</th>";
        }elseif($row['Field']=='lianxitel'){
            echo "<th>联系电话</th>";
        }elseif($row['Field']=='lianximobile'){
            echo "<th>手机</th>";
        }elseif($row['Field']=='qq'){
            echo "<th>QQ</th>";
        }elseif($row['Field']=='name'){
            echo "<th>姓名</th>";
        }elseif($row['Field']=='xingbie'){
            echo "<th>性别</th>";
        }elseif($row['Field']=='nianling'){
            echo "<th>年龄</th>";
        }elseif($row['Field']=='danwei'){
            echo "<th>工作单位</th>";
        }elseif($row['Field']=='zhiwu'){
            echo "<th>职务</th>";
        }elseif($row['Field']=='dianhua'){
            echo "<th>联系电话</th>";
        }elseif($row['Field']=='mobile'){
            echo "<th>手机</th>";
        }elseif($row['Field']=='mail'){
            echo "<th>E-mail</th>";
        }elseif($row['Field']=='ifcheck'){
            echo "<th>  </th>";
        }else{
            echo "<th>  </th>";
        }
}
echo "</tr>";
//导出数据
$sql = "select * from `{$diy->table}`";
$res = mysql_query($sql);
while($row = mysql_fetch_array($res)){
  echo "<tr>";
    foreach($t_field as $f_key){
        echo "<td>".$row[$f_key]."</td>";
    }
  echo "</tr>";
}
echo "</table>";
}