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See Release Notes
Long Term Support Release

  • Bug fixes for general core bugs in 4.1.x will end 13 November 2023 (12 months).
  • Bug fixes for security issues in 4.1.x will end 10 November 2025 (36 months).
  • PHP version: minimum PHP 7.4.0 Note: minimum PHP version has increased since Moodle 4.0. PHP 8.0.x is supported too.
<?php
/* vim: set expandtab tabstop=4 shiftwidth=4: */
// +----------------------------------------------------------------------+
// | PHP version 4.0                                                      |
// +----------------------------------------------------------------------+
// | Copyright (c) 1997-2003 The PHP Group                                |
// +----------------------------------------------------------------------+
// | This source file is subject to version 2.0 of the PHP license,       |
// | that is bundled with this package in the file LICENSE, and is        |
// | available at through the world-wide-web at                           |
// | http://www.php.net/license/2_02.txt.                                 |
// | If you did not receive a copy of the PHP license and are unable to   |
// | obtain it through the world-wide-web, please send a note to          |
// | license@php.net so we can mail you a copy immediately.               |
// +----------------------------------------------------------------------+
// | Authors: Bertrand Mansion <bmansion@mamasam.com>                     |
// +----------------------------------------------------------------------+
//
// $Id$

require_once('HTML/QuickForm/Rule.php');

/**
* Validates values using regular expressions
* @version     1.0
*/
class HTML_QuickForm_Rule_Regex extends HTML_QuickForm_Rule
{
    /**
     * Array of regular expressions
     *
     * Array is in the format:
     * $_data['rulename'] = 'pattern';
     *
     * @var     array
     * @access  private
     */
    var $_data = array(
                    'lettersonly'   => '/^[a-zA-Z]+$/',
                    'alphanumeric'  => '/^[a-zA-Z0-9]+$/',
                    'numeric'       => '/(^-?\d\d*\.\d*$)|(^-?\d\d*$)|(^-?\.\d\d*$)/',
                    'nopunctuation' => '/^[^().\/\*\^\?#!@$%+=,\"\'><~\[\]{}]+$/',
< 'nonzero' => '/^-?[1-9][0-9]*/'
> 'nonzero' => '/^-?[1-9][0-9]*/', > 'positiveint' => '/^[1-9]\d*$/'
); /** * Validates a value using a regular expression * * @param string $value Value to be checked * @param string $regex Regular expression * @access public * @return boolean true if value is valid */ function validate($value, $regex = null) { if (isset($this->_data[$this->name])) { if (!preg_match($this->_data[$this->name], $value)) { return false; } } else { if (!preg_match($regex, $value)) { return false; } } return true; } // end func validate /** * Adds new regular expressions to the list * * @param string $name Name of rule * @param string $pattern Regular expression pattern * @access public */ function addData($name, $pattern) { $this->_data[$name] = $pattern; } // end func addData function getValidationScript($options = null) { $regex = isset($this->_data[$this->name]) ? $this->_data[$this->name] : $options; return array(" var regex = " . $regex . ";\n", "{jsVar} != '' && !regex.test({jsVar})"); } // end func getValidationScript } // end class HTML_QuickForm_Rule_Regex ?>