ldapsaisie/src/includes/class/class.LSformRule_compare.php

105 lines
3.6 KiB
PHP

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