61 lines
2.4 KiB
PHP
61 lines
2.4 KiB
PHP
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<?php
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/*----------------------------------------------------------------------------------| io.vdm.dev |----/
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Vast Development Method
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/-------------------------------------------------------------------------------------------------------/
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@package getBible.net
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@created 3rd December, 2015
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@author Llewellyn van der Merwe <https://getbible.net>
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@git Get Bible <https://git.vdm.dev/getBible>
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@github Get Bible <https://github.com/getBible>
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@support Get Bible <https://git.vdm.dev/getBible/support>
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@copyright Copyright (C) 2015. All Rights Reserved
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@license GNU/GPL Version 2 or later - http://www.gnu.org/licenses/gpl-2.0.html
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/------------------------------------------------------------------------------------------------------*/
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// No direct access to this file
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defined('JPATH_PLATFORM') or die;
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use Joomla\CMS\Form\Form;
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use Joomla\CMS\Form\FormRule;
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use Joomla\Registry\Registry;
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/**
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* Form Rule (Guid) class for the Joomla Platform.
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*/
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class JFormRuleGuid extends FormRule
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{
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/**
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* Method to test for a Globally Unique Identifier.
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*
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* @param \SimpleXMLElement $element The SimpleXMLElement object representing the `<field>` tag for the form field object.
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* @param mixed $value The form field value to validate.
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* @param string $group The field name group control value. This acts as an array container for the field.
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* For example if the field has name="foo" and the group value is set to "bar" then the
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* full field name would end up being "bar[foo]".
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* @param Registry $input An optional Registry object with the entire data set to validate against the entire form.
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* @param Form $form The form object for which the field is being tested.
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*
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* @return boolean True if the value is valid, false otherwise.
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*
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*/
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public function test(\SimpleXMLElement $element, $value, $group = null, Registry $input = null, Form $form = null)
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{
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$value = trim($value);
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// If the field is empty and not required, the field is valid.
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$required = ((string) $element['required'] == 'true' || (string) $element['required'] == 'required');
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if (!$required && empty($value))
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{
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return true;
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}
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// thanks to Lewie https://stackoverflow.com/a/1515456/1429677
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return preg_match("/^(\{)?[a-f\d]{8}(-[a-f\d]{4}){4}[a-f\d]{8}(?(1)\})$/i", $value);
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}
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}
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