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<?php
/**
* Abstract base class for QuickForm validation rules.
*/
* Validate internal urls (URLs without the domain).
class HTML_QuickForm_Rule_InternalUrl extends HTML_QuickForm_Rule
{
* Validates internal url.
* We cheat a little by using the adding the domain as prefix to use the domain validation process of filter_var().
*
* @param string $url
* @return bool returns true if valid, false otherwise
public function validate($url, $options)
return (bool) filter_var(api_get_path(WEB_PATH).$url, FILTER_VALIDATE_URL);
}