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94 lines
3.3 KiB
PHP
94 lines
3.3 KiB
PHP
<?php
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/*******************************************************************************
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* Copyright (C) 2007 Easter-eggs
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* https://ldapsaisie.org
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*
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* Author: See AUTHORS file in top-level directory.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License version 2
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* as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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******************************************************************************/
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/**
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* Règle de validation par comparaison de valeurs.
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*
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* @author Benjamin Renard <brenard@easter-eggs.com>
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*/
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class LSformRule_compare extends LSformRule {
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// Validate values one by one or all together
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const validate_one_by_one = False;
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// CLI parameters autocompleters
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protected static $cli_params_autocompleters = array(
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'operator' => null,
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);
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// Operators mapping
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static protected $_operators_aliases = array(
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'==' => 'eq',
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'!=' => 'neq',
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'>' => 'gt',
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'>=' => 'gte',
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'<' => 'lt',
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'<=' => 'lte',
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);
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static protected $_operators_to_compare_function = array(
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'eq' => function($a, $b) {return floatval($a) == floatval($b);},
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'neq' => function($a, $b) {return floatval($a) != floatval($b);},
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'gt' => function($a, $b) {return $a > $b;},
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'gte' => function($a, $b) {return $a >= $b;},
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'lt' => function($a, $b) {return $a < $b;},
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'lte' => function($a, $b) {return $a <= $b;},
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);
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/**
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* Return the compare function associated with the specified operator
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*
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* @access private
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* @param string The operator name
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*
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* @return function The compare function
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*/
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private static function _findOperatorCompareFunction($operator_name) {
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if (empty($operator_name))
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$operator_name = 'eq';
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elseif (isset(self :: $_operators_aliases[$operator_name]))
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$operator_name = self :: $_operators_aliases[$operator_name];
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elseif (!isset(self :: $_operators_to_compare_function[$operator_name]))
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$operator_name = 'eq';
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return self :: $_operators_to_compare_function[$operator_name];
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}
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/**
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* Vérification des valeurs.
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*
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* @param string $values Valeurs à vérifier
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* @param array $options Options de validation :
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* - Operateur : $options['params']['operator']
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* @param object $formElement L'objet formElement attaché
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*
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* @return boolean true si la valeur est valide, false sinon
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*/
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public static function validate($values, $options, &$formElement) {
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$operator = LSconfig :: get('params.operator', null, 'string', $options);
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if (!$operator) {
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LSerror :: addErrorCode('LSformRule_01',array('type' => 'compare', 'param' => 'operator'));
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return;
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}
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$compareFn = self :: _findOperatorCompareFunction($operator);
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return $compareFn($values[0], $values[1]);
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}
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}
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