dedecms如何提交表单

<form action="{dede:global.cfg_basehost/}/plus/diy.php" method="post">
    <input type="hidden" name="diyid" value="1">
    <label for="name">姓名：</label>
    <input type="text" id="name" name="name" required>
    <br>
    <label for="email">邮箱：</label>
    <input type="email" id="email" name="email" required>
    <br>
    <input type="submit" value="提交">
</form>

<?php
require_once(dirname(__FILE__).'/../include/common.inc.php');
require_once DEDEINC.'/diyform.cls.php';

$diyid = isset($diyid) && is_numeric($diyid) ? $diyid : 0;
$diy = new diyform($diyid);

if($diy->IsSubmit()){
    if($diy->CheckData()){
        $diy->SaveData();
        ShowMsg('表单提交成功！', '-1');
        exit();
    } else {
        ShowMsg($diy->getError(), 'javascript:;');
        exit();
    }
} else {
    $diy->SetTemplet('diyform.htm');
    $diy->Display();
}
?>