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- <?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. |
- // +----------------------------------------------------------------------+
- // | Author: Alexey Borzov <avb@php.net> |
- // +----------------------------------------------------------------------+
- //
- // $Id: Compare.php 6184 2005-09-07 10:08:17Z bmol $
- require_once 'HTML/QuickForm/Rule.php';
- /**
- * Rule to compare two form fields
- *
- * The most common usage for this is to ensure that the password
- * confirmation field matches the password field
- *
- * @access public
- * @package HTML_QuickForm
- * @version $Revision: 6184 $
- */
- class HTML_QuickForm_Rule_Compare extends HTML_QuickForm_Rule
- {
- /**
- * Possible operators to use
- * @var array
- * @access private
- */
- var $_operators = array(
- 'eq' => '==',
- 'neq' => '!=',
- 'gt' => '>',
- 'gte' => '>=',
- 'lt' => '<',
- 'lte' => '<='
- );
- /**
- * Returns the operator to use for comparing the values
- *
- * @access private
- * @param string operator name
- * @return string operator to use for validation
- */
- function _findOperator($name)
- {
- if (empty($name)) {
- return '==';
- } elseif (isset($this->_operators[$name])) {
- return $this->_operators[$name];
- } elseif (in_array($name, $this->_operators)) {
- return $name;
- } else {
- return '==';
- }
- }
- function validate($values, $operator = null)
- {
- $operator = $this->_findOperator($operator);
- if ('==' != $operator && '!=' != $operator) {
- $compareFn = create_function('$a, $b', 'return floatval($a) ' . $operator . ' floatval($b);');
- } else {
- $compareFn = create_function('$a, $b', 'return $a ' . $operator . ' $b;');
- }
- return $compareFn($values[0], $values[1]);
- }
- function getValidationScript($operator = null)
- {
- $operator = $this->_findOperator($operator);
- if ('==' != $operator && '!=' != $operator) {
- $check = "!(Number({jsVar}[0]) {$operator} Number({jsVar}[1]))";
- } else {
- $check = "!({jsVar}[0] {$operator} {jsVar}[1])";
- }
- return array('', "'' != {jsVar}[0] && {$check}");
- }
- }
- ?>
|