How to add verification code in custom form in DedeCMS-DEDECMS-php.cn

How to add verification code in custom form in DedeCMS

藏色散人

Release： 2020-01-04 09:53:52

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How to add verification code in the custom form of DedeCMS?

Dreamweaver DedeCMS adds verification code in the custom form

Recommended learning: 梦weavercms

1. First enter the DedeCMS backend Generate custom forms.

2. Add verification code to the custom form template, as follows:

<input name="validate" type="text" id="vdcode" style="text-transform:uppercase;" size="8"/> 
<img id="vdimgck" align="absmiddle" onClick="this.src=this.src+&#39;?&#39;" 
style="cursor: pointer;" alt="看不清？点击更换" src="../include/vdimgck.php"/>  
<a href="javascript:vide(-1);" onClick="changeAuthCode();">看不清？ </a>

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3. Add JS code to the current page, as follows:

<script type="text/javascript" language="javascript">
//验证码 
function changeAuthCode() { 
    var num =     new Date().getTime();
    var rand = Math.round(Math.random() * 10000);
    num = num + rand;
    $(&#39;#ver_code&#39;).css(&#39;visibility&#39;,&#39;visible&#39;);
    if ($("#vdimgck")[0]) {
        $("#vdimgck")[0].src = "../include/vdimgck.php?tag=" + num;
    }
    return false;    
}
</script>

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4. Modify the order Process the page, open the /plus/diy.php file in the website root directory, and add the verification code to around line 61. As follows:

if(!empty($dede_fields))
{
 $validate = empty($validate) ? &#39;&#39; : strtolower(trim($validate)); 
 $svali = strtolower(GetCkVdValue()); 
if(($validate==&#39;&#39; || $validate != $svali) && preg_match("/6/",$safe_gdopen)){
 ResetVdValue(); 
 ShowMsg(&#39;验证码不正确!&#39;,$dede_add,0,1000); 
 exit; 
}

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Note: My custom form is proposed separately to make a template page and is called using columns.

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