TelRule.php
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<?php
/**
* Joomla! Content Management System
*
* @copyright Copyright (C) 2005 - 2019 Open Source Matters, Inc. All rights reserved.
* @license GNU General Public License version 2 or later; see LICENSE.txt
*/
namespace Joomla\CMS\Form\Rule;
defined('JPATH_PLATFORM') or die;
use Joomla\CMS\Form\Form;
use Joomla\CMS\Form\FormRule;
use Joomla\Registry\Registry;
/**
* Form Rule class for the Joomla Platform
*
* @since 1.7.0
*/
class TelRule extends FormRule
{
/**
* Method to test the url for a valid parts.
*
* @param \SimpleXMLElement $element The SimpleXMLElement object representing the `<field>` tag for the form field object.
* @param mixed $value The form field value to validate.
* @param string $group The field name group control value. This acts as an array container for the field.
* For example if the field has name="foo" and the group value is set to "bar" then the
* full field name would end up being "bar[foo]".
* @param Registry $input An optional Registry object with the entire data set to validate against the entire form.
* @param Form $form The form object for which the field is being tested.
*
* @return boolean True if the value is valid, false otherwise.
*
* @since 1.7.0
*/
public function test(\SimpleXMLElement $element, $value, $group = null, Registry $input = null, Form $form = null)
{
// If the field is empty and not required, the field is valid.
$required = ((string) $element['required'] == 'true' || (string) $element['required'] == 'required');
if (!$required && empty($value))
{
return true;
}
/*
* @link http://www.nanpa.com/
* @link http://tools.ietf.org/html/rfc4933
* @link http://www.itu.int/rec/T-REC-E.164/en
*
* Regex by Steve Levithan
* @link http://blog.stevenlevithan.com/archives/validate-phone-number
* @note that valid ITU-T and EPP must begin with +.
*/
$regexarray = array(
'NANP' => '/^(?:\+?1[-. ]?)?\(?([2-9][0-8][0-9])\)?[-. ]?([2-9][0-9]{2})[-. ]?([0-9]{4})$/',
'ITU-T' => '/^\+(?:[0-9] ?){6,14}[0-9]$/',
'EPP' => '/^\+[0-9]{1,3}\.[0-9]{4,14}(?:x.+)?$/',
);
if (isset($element['plan']))
{
$plan = (string) $element['plan'];
if ($plan == 'northamerica' || $plan == 'us')
{
$plan = 'NANP';
}
elseif ($plan == 'International' || $plan == 'int' || $plan == 'missdn' || !$plan)
{
$plan = 'ITU-T';
}
elseif ($plan == 'IETF')
{
$plan = 'EPP';
}
$regex = $regexarray[$plan];
// Test the value against the regular expression.
if (preg_match($regex, $value) == false)
{
return false;
}
}
else
{
/*
* If the rule is set but no plan is selected just check that there are between
* 7 and 15 digits inclusive and no illegal characters (but common number separators
* are allowed).
*/
$cleanvalue = preg_replace('/[+. \-(\)]/', '', $value);
$regex = '/^[0-9]{7,15}?$/';
if (preg_match($regex, $cleanvalue) == true)
{
return true;
}
else
{
return false;
}
}
return true;
}
}