lib/htmlpurifier/library/HTMLPurifier/AttrDef/URI/Email/SimpleCheck.php

   1 <?php
   2
   3 /**
   4  * Primitive email validation class based on the regexp found at
   5  * http://www.regular-expressions.info/email.html
   6  */
   7 class HTMLPurifier_AttrDef_URI_Email_SimpleCheck extends HTMLPurifier_AttrDef_URI_Email
   8 {
   9
  10     public function validate($string, $config, $context) {
  11         // no support for named mailboxes i.e. "Bob <bob@example.com>"
  12         // that needs more percent encoding to be done
  13         if ($string == '') return false;
  14         $string = trim($string);
  15         $result = preg_match('/^[A-Z0-9._%-]+@[A-Z0-9.-]+\.[A-Z]{2,4}$/i', $string);
  16         return $result ? $string : false;
  17     }
  18
  19 }
  20
  21 // vim: et sw=4 sts=4