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			1035 lines
		
	
	
	
		
			33 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			1035 lines
		
	
	
	
		
			33 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
| <?php
 | |
| /**
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|  * CakePHP(tm) : Rapid Development Framework (http://cakephp.org)
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|  * Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
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|  *
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|  * Licensed under The MIT License
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|  * For full copyright and license information, please see the LICENSE.txt
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|  * Redistributions of files must retain the above copyright notice.
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|  *
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|  * @copyright     Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
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|  * @link          http://cakephp.org CakePHP(tm) Project
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|  * @since         CakePHP(tm) v 1.2.0.3830
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|  * @license       http://www.opensource.org/licenses/mit-license.php MIT License
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|  */
 | |
| 
 | |
| App::uses('Multibyte', 'I18n');
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| App::uses('File', 'Utility');
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| App::uses('CakeNumber', 'Utility');
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| 
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| // Load multibyte if the extension is missing.
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| if (!function_exists('mb_strlen')) {
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| 	class_exists('Multibyte');
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| }
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| 
 | |
| /**
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|  * Validation Class. Used for validation of model data
 | |
|  *
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|  * Offers different validation methods.
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|  *
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|  * @package       Cake.Utility
 | |
|  */
 | |
| class Validation {
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| 
 | |
| /**
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|  * Some complex patterns needed in multiple places
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|  *
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|  * @var array
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|  */
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| 	protected static $_pattern = array(
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| 		'hostname' => '(?:[_\p{L}0-9][-_\p{L}0-9]*\.)*(?:[\p{L}0-9][-\p{L}0-9]{0,62})\.(?:(?:[a-z]{2}\.)?[a-z]{2,})'
 | |
| 	);
 | |
| 
 | |
| /**
 | |
|  * Holds an array of errors messages set in this class.
 | |
|  * These are used for debugging purposes
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|  *
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|  * @var array
 | |
|  */
 | |
| 	public static $errors = array();
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| 
 | |
| /**
 | |
|  * Checks that a string contains something other than whitespace
 | |
|  *
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|  * Returns true if string contains something other than whitespace
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|  *
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|  * $check can be passed as an array:
 | |
|  * array('check' => 'valueToCheck');
 | |
|  *
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|  * @param string|array $check Value to check
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|  * @return bool Success
 | |
|  */
 | |
| 	public static function notEmpty($check) {
 | |
| 		if (is_array($check)) {
 | |
| 			extract(self::_defaults($check));
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| 		}
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| 
 | |
| 		if (empty($check) && $check != '0') {
 | |
| 			return false;
 | |
| 		}
 | |
| 		return self::_check($check, '/[^\s]+/m');
 | |
| 	}
 | |
| 
 | |
| /**
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|  * Checks that a string contains only integer or letters
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|  *
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|  * Returns true if string contains only integer or letters
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|  *
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|  * $check can be passed as an array:
 | |
|  * array('check' => 'valueToCheck');
 | |
|  *
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|  * @param string|array $check Value to check
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|  * @return bool Success
 | |
|  */
 | |
| 	public static function alphaNumeric($check) {
 | |
| 		if (is_array($check)) {
 | |
| 			extract(self::_defaults($check));
 | |
| 		}
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| 
 | |
| 		if (empty($check) && $check != '0') {
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| 			return false;
 | |
| 		}
 | |
| 		return self::_check($check, '/^[\p{Ll}\p{Lm}\p{Lo}\p{Lt}\p{Lu}\p{Nd}]+$/Du');
 | |
| 	}
 | |
| 
 | |
| /**
 | |
|  * Checks that a string length is within s specified range.
 | |
|  * Spaces are included in the character count.
 | |
|  * Returns true is string matches value min, max, or between min and max,
 | |
|  *
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|  * @param string $check Value to check for length
 | |
|  * @param int $min Minimum value in range (inclusive)
 | |
|  * @param int $max Maximum value in range (inclusive)
 | |
|  * @return bool Success
 | |
|  */
 | |
| 	public static function between($check, $min, $max) {
 | |
| 		$length = mb_strlen($check);
 | |
| 		return ($length >= $min && $length <= $max);
 | |
| 	}
 | |
| 
 | |
| /**
 | |
|  * Returns true if field is left blank -OR- only whitespace characters are present in its value
 | |
|  * Whitespace characters include Space, Tab, Carriage Return, Newline
 | |
|  *
 | |
|  * $check can be passed as an array:
 | |
|  * array('check' => 'valueToCheck');
 | |
|  *
 | |
|  * @param string|array $check Value to check
 | |
|  * @return bool Success
 | |
|  */
 | |
| 	public static function blank($check) {
 | |
| 		if (is_array($check)) {
 | |
| 			extract(self::_defaults($check));
 | |
| 		}
 | |
| 		return !self::_check($check, '/[^\\s]/');
 | |
| 	}
 | |
| 
 | |
| /**
 | |
|  * Validation of credit card numbers.
 | |
|  * Returns true if $check is in the proper credit card format.
 | |
|  *
 | |
|  * @param string|array $check credit card number to validate
 | |
|  * @param string|array $type 'all' may be passed as a sting, defaults to fast which checks format of most major credit cards
 | |
|  *    if an array is used only the values of the array are checked.
 | |
|  *    Example: array('amex', 'bankcard', 'maestro')
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|  * @param bool $deep set to true this will check the Luhn algorithm of the credit card.
 | |
|  * @param string $regex A custom regex can also be passed, this will be used instead of the defined regex values
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|  * @return bool Success
 | |
|  * @see Validation::luhn()
 | |
|  */
 | |
| 	public static function cc($check, $type = 'fast', $deep = false, $regex = null) {
 | |
| 		if (is_array($check)) {
 | |
| 			extract(self::_defaults($check));
 | |
| 		}
 | |
| 
 | |
| 		$check = str_replace(array('-', ' '), '', $check);
 | |
| 		if (mb_strlen($check) < 13) {
 | |
| 			return false;
 | |
| 		}
 | |
| 
 | |
| 		if ($regex !== null) {
 | |
| 			if (self::_check($check, $regex)) {
 | |
| 				return self::luhn($check, $deep);
 | |
| 			}
 | |
| 		}
 | |
| 		$cards = array(
 | |
| 			'all' => array(
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| 				'amex'		=> '/^3[4|7]\\d{13}$/',
 | |
| 				'bankcard'	=> '/^56(10\\d\\d|022[1-5])\\d{10}$/',
 | |
| 				'diners'	=> '/^(?:3(0[0-5]|[68]\\d)\\d{11})|(?:5[1-5]\\d{14})$/',
 | |
| 				'disc'		=> '/^(?:6011|650\\d)\\d{12}$/',
 | |
| 				'electron'	=> '/^(?:417500|4917\\d{2}|4913\\d{2})\\d{10}$/',
 | |
| 				'enroute'	=> '/^2(?:014|149)\\d{11}$/',
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| 				'jcb'		=> '/^(3\\d{4}|2100|1800)\\d{11}$/',
 | |
| 				'maestro'	=> '/^(?:5020|6\\d{3})\\d{12}$/',
 | |
| 				'mc'		=> '/^5[1-5]\\d{14}$/',
 | |
| 				'solo'		=> '/^(6334[5-9][0-9]|6767[0-9]{2})\\d{10}(\\d{2,3})?$/',
 | |
| 				'switch'	=> '/^(?:49(03(0[2-9]|3[5-9])|11(0[1-2]|7[4-9]|8[1-2])|36[0-9]{2})\\d{10}(\\d{2,3})?)|(?:564182\\d{10}(\\d{2,3})?)|(6(3(33[0-4][0-9])|759[0-9]{2})\\d{10}(\\d{2,3})?)$/',
 | |
| 				'visa'		=> '/^4\\d{12}(\\d{3})?$/',
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| 				'voyager'	=> '/^8699[0-9]{11}$/'
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| 			),
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| 			'fast' => '/^(?:4[0-9]{12}(?:[0-9]{3})?|5[1-5][0-9]{14}|6011[0-9]{12}|3(?:0[0-5]|[68][0-9])[0-9]{11}|3[47][0-9]{13})$/'
 | |
| 		);
 | |
| 
 | |
| 		if (is_array($type)) {
 | |
| 			foreach ($type as $value) {
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| 				$regex = $cards['all'][strtolower($value)];
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| 
 | |
| 				if (self::_check($check, $regex)) {
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| 					return self::luhn($check, $deep);
 | |
| 				}
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| 			}
 | |
| 		} elseif ($type === 'all') {
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| 			foreach ($cards['all'] as $value) {
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| 				$regex = $value;
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| 
 | |
| 				if (self::_check($check, $regex)) {
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| 					return self::luhn($check, $deep);
 | |
| 				}
 | |
| 			}
 | |
| 		} else {
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| 			$regex = $cards['fast'];
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| 
 | |
| 			if (self::_check($check, $regex)) {
 | |
| 				return self::luhn($check, $deep);
 | |
| 			}
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| 		}
 | |
| 		return false;
 | |
| 	}
 | |
| 
 | |
| /**
 | |
|  * Used to compare 2 numeric values.
 | |
|  *
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|  * @param string|array $check1 if string is passed for a string must also be passed for $check2
 | |
|  *    used as an array it must be passed as array('check1' => value, 'operator' => 'value', 'check2' -> value)
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|  * @param string $operator Can be either a word or operand
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|  *    is greater >, is less <, greater or equal >=
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|  *    less or equal <=, is less <, equal to ==, not equal !=
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|  * @param int $check2 only needed if $check1 is a string
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|  * @return bool Success
 | |
|  */
 | |
| 	public static function comparison($check1, $operator = null, $check2 = null) {
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| 		if (is_array($check1)) {
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| 			extract($check1, EXTR_OVERWRITE);
 | |
| 		}
 | |
| 		$operator = str_replace(array(' ', "\t", "\n", "\r", "\0", "\x0B"), '', strtolower($operator));
 | |
| 
 | |
| 		switch ($operator) {
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| 			case 'isgreater':
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| 			case '>':
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| 				if ($check1 > $check2) {
 | |
| 					return true;
 | |
| 				}
 | |
| 				break;
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| 			case 'isless':
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| 			case '<':
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| 				if ($check1 < $check2) {
 | |
| 					return true;
 | |
| 				}
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| 				break;
 | |
| 			case 'greaterorequal':
 | |
| 			case '>=':
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| 				if ($check1 >= $check2) {
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| 					return true;
 | |
| 				}
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| 				break;
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| 			case 'lessorequal':
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| 			case '<=':
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| 				if ($check1 <= $check2) {
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| 					return true;
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| 				}
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| 				break;
 | |
| 			case 'equalto':
 | |
| 			case '==':
 | |
| 				if ($check1 == $check2) {
 | |
| 					return true;
 | |
| 				}
 | |
| 				break;
 | |
| 			case 'notequal':
 | |
| 			case '!=':
 | |
| 				if ($check1 != $check2) {
 | |
| 					return true;
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| 				}
 | |
| 				break;
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| 			default:
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| 				self::$errors[] = __d('cake_dev', 'You must define the $operator parameter for %s', 'Validation::comparison()');
 | |
| 		}
 | |
| 		return false;
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| 	}
 | |
| 
 | |
| /**
 | |
|  * Used when a custom regular expression is needed.
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|  *
 | |
|  * @param string|array $check When used as a string, $regex must also be a valid regular expression.
 | |
|  *    As and array: array('check' => value, 'regex' => 'valid regular expression')
 | |
|  * @param string $regex If $check is passed as a string, $regex must also be set to valid regular expression
 | |
|  * @return bool Success
 | |
|  */
 | |
| 	public static function custom($check, $regex = null) {
 | |
| 		if (is_array($check)) {
 | |
| 			extract(self::_defaults($check));
 | |
| 		}
 | |
| 		if ($regex === null) {
 | |
| 			self::$errors[] = __d('cake_dev', 'You must define a regular expression for %s', 'Validation::custom()');
 | |
| 			return false;
 | |
| 		}
 | |
| 		return self::_check($check, $regex);
 | |
| 	}
 | |
| 
 | |
| /**
 | |
|  * Date validation, determines if the string passed is a valid date.
 | |
|  * keys that expect full month, day and year will validate leap years
 | |
|  *
 | |
|  * ### Formats:
 | |
|  *
 | |
|  * - `dmy` 27-12-2006 or 27-12-06 separators can be a space, period, dash, forward slash
 | |
|  * - `mdy` 12-27-2006 or 12-27-06 separators can be a space, period, dash, forward slash
 | |
|  * - `ymd` 2006-12-27 or 06-12-27 separators can be a space, period, dash, forward slash
 | |
|  * - `dMy` 27 December 2006 or 27 Dec 2006
 | |
|  * - `Mdy` December 27, 2006 or Dec 27, 2006 comma is optional
 | |
|  * - `My` December 2006 or Dec 2006
 | |
|  * - `my` 12/2006 or 12/06 separators can be a space, period, dash, forward slash
 | |
|  * - `ym` 2006/12 or 06/12 separators can be a space, period, dash, forward slash
 | |
|  * - `y` 2006 just the year without any separators
 | |
|  *
 | |
|  * @param string $check a valid date string
 | |
|  * @param string|array $format Use a string or an array of the keys above.
 | |
|  *    Arrays should be passed as array('dmy', 'mdy', etc)
 | |
|  * @param string $regex If a custom regular expression is used this is the only validation that will occur.
 | |
|  * @return bool Success
 | |
|  */
 | |
| 	public static function date($check, $format = 'ymd', $regex = null) {
 | |
| 		if ($regex !== null) {
 | |
| 			return self::_check($check, $regex);
 | |
| 		}
 | |
| 		$month = '(0[123456789]|10|11|12)';
 | |
| 		$separator = '([- /.])';
 | |
| 		$fourDigitYear = '(([1][9][0-9][0-9])|([2][0-9][0-9][0-9]))';
 | |
| 		$twoDigitYear = '([0-9]{2})';
 | |
| 		$year = '(?:' . $fourDigitYear . '|' . $twoDigitYear . ')';
 | |
| 
 | |
| 		$regex['dmy'] = '%^(?:(?:31(\\/|-|\\.|\\x20)(?:0?[13578]|1[02]))\\1|(?:(?:29|30)' .
 | |
| 			$separator . '(?:0?[1,3-9]|1[0-2])\\2))(?:(?:1[6-9]|[2-9]\\d)?\\d{2})$|^(?:29' .
 | |
| 			$separator . '0?2\\3(?:(?:(?:1[6-9]|[2-9]\\d)?(?:0[48]|[2468][048]|[13579][26])|(?:(?:16|[2468][048]|[3579][26])00))))$|^(?:0?[1-9]|1\\d|2[0-8])' .
 | |
| 			$separator . '(?:(?:0?[1-9])|(?:1[0-2]))\\4(?:(?:1[6-9]|[2-9]\\d)?\\d{2})$%';
 | |
| 
 | |
| 		$regex['mdy'] = '%^(?:(?:(?:0?[13578]|1[02])(\\/|-|\\.|\\x20)31)\\1|(?:(?:0?[13-9]|1[0-2])' .
 | |
| 			$separator . '(?:29|30)\\2))(?:(?:1[6-9]|[2-9]\\d)?\\d{2})$|^(?:0?2' . $separator . '29\\3(?:(?:(?:1[6-9]|[2-9]\\d)?(?:0[48]|[2468][048]|[13579][26])|(?:(?:16|[2468][048]|[3579][26])00))))$|^(?:(?:0?[1-9])|(?:1[0-2]))' .
 | |
| 			$separator . '(?:0?[1-9]|1\\d|2[0-8])\\4(?:(?:1[6-9]|[2-9]\\d)?\\d{2})$%';
 | |
| 
 | |
| 		$regex['ymd'] = '%^(?:(?:(?:(?:(?:1[6-9]|[2-9]\\d)?(?:0[48]|[2468][048]|[13579][26])|(?:(?:16|[2468][048]|[3579][26])00)))' .
 | |
| 			$separator . '(?:0?2\\1(?:29)))|(?:(?:(?:1[6-9]|[2-9]\\d)?\\d{2})' .
 | |
| 			$separator . '(?:(?:(?:0?[13578]|1[02])\\2(?:31))|(?:(?:0?[1,3-9]|1[0-2])\\2(29|30))|(?:(?:0?[1-9])|(?:1[0-2]))\\2(?:0?[1-9]|1\\d|2[0-8]))))$%';
 | |
| 
 | |
| 		$regex['dMy'] = '/^((31(?!\\ (Feb(ruary)?|Apr(il)?|June?|(Sep(?=\\b|t)t?|Nov)(ember)?)))|((30|29)(?!\\ Feb(ruary)?))|(29(?=\\ Feb(ruary)?\\ (((1[6-9]|[2-9]\\d)(0[48]|[2468][048]|[13579][26])|((16|[2468][048]|[3579][26])00)))))|(0?[1-9])|1\\d|2[0-8])\\ (Jan(uary)?|Feb(ruary)?|Ma(r(ch)?|y)|Apr(il)?|Ju((ly?)|(ne?))|Aug(ust)?|Oct(ober)?|(Sep(?=\\b|t)t?|Nov|Dec)(ember)?)\\ ((1[6-9]|[2-9]\\d)\\d{2})$/';
 | |
| 
 | |
| 		$regex['Mdy'] = '/^(?:(((Jan(uary)?|Ma(r(ch)?|y)|Jul(y)?|Aug(ust)?|Oct(ober)?|Dec(ember)?)\\ 31)|((Jan(uary)?|Ma(r(ch)?|y)|Apr(il)?|Ju((ly?)|(ne?))|Aug(ust)?|Oct(ober)?|(Sep)(tember)?|(Nov|Dec)(ember)?)\\ (0?[1-9]|([12]\\d)|30))|(Feb(ruary)?\\ (0?[1-9]|1\\d|2[0-8]|(29(?=,?\\ ((1[6-9]|[2-9]\\d)(0[48]|[2468][048]|[13579][26])|((16|[2468][048]|[3579][26])00)))))))\\,?\\ ((1[6-9]|[2-9]\\d)\\d{2}))$/';
 | |
| 
 | |
| 		$regex['My'] = '%^(Jan(uary)?|Feb(ruary)?|Ma(r(ch)?|y)|Apr(il)?|Ju((ly?)|(ne?))|Aug(ust)?|Oct(ober)?|(Sep(?=\\b|t)t?|Nov|Dec)(ember)?)' .
 | |
| 			$separator . '((1[6-9]|[2-9]\\d)\\d{2})$%';
 | |
| 
 | |
| 		$regex['my'] = '%^(' . $month . $separator . $year . ')$%';
 | |
| 		$regex['ym'] = '%^(' . $year . $separator . $month . ')$%';
 | |
| 		$regex['y'] = '%^(' . $fourDigitYear . ')$%';
 | |
| 
 | |
| 		$format = (is_array($format)) ? array_values($format) : array($format);
 | |
| 		foreach ($format as $key) {
 | |
| 			if (self::_check($check, $regex[$key]) === true) {
 | |
| 				return true;
 | |
| 			}
 | |
| 		}
 | |
| 		return false;
 | |
| 	}
 | |
| 
 | |
| /**
 | |
|  * Validates a datetime value
 | |
|  *
 | |
|  * All values matching the "date" core validation rule, and the "time" one will be valid
 | |
|  *
 | |
|  * @param string $check Value to check
 | |
|  * @param string|array $dateFormat Format of the date part. See Validation::date for more information.
 | |
|  * @param string $regex Regex for the date part. If a custom regular expression is used this is the only validation that will occur.
 | |
|  * @return bool True if the value is valid, false otherwise
 | |
|  * @see Validation::date
 | |
|  * @see Validation::time
 | |
|  */
 | |
| 	public static function datetime($check, $dateFormat = 'ymd', $regex = null) {
 | |
| 		$valid = false;
 | |
| 		$parts = explode(' ', $check);
 | |
| 		if (!empty($parts) && count($parts) > 1) {
 | |
| 			$time = array_pop($parts);
 | |
| 			$date = implode(' ', $parts);
 | |
| 			$valid = self::date($date, $dateFormat, $regex) && self::time($time);
 | |
| 		}
 | |
| 		return $valid;
 | |
| 	}
 | |
| 
 | |
| /**
 | |
|  * Time validation, determines if the string passed is a valid time.
 | |
|  * Validates time as 24hr (HH:MM) or am/pm ([H]H:MM[a|p]m)
 | |
|  * Does not allow/validate seconds.
 | |
|  *
 | |
|  * @param string $check a valid time string
 | |
|  * @return bool Success
 | |
|  */
 | |
| 	public static function time($check) {
 | |
| 		return self::_check($check, '%^((0?[1-9]|1[012])(:[0-5]\d){0,2} ?([AP]M|[ap]m))$|^([01]\d|2[0-3])(:[0-5]\d){0,2}$%');
 | |
| 	}
 | |
| 
 | |
| /**
 | |
|  * Boolean validation, determines if value passed is a boolean integer or true/false.
 | |
|  *
 | |
|  * @param string $check a valid boolean
 | |
|  * @return bool Success
 | |
|  */
 | |
| 	public static function boolean($check) {
 | |
| 		$booleanList = array(0, 1, '0', '1', true, false);
 | |
| 		return in_array($check, $booleanList, true);
 | |
| 	}
 | |
| 
 | |
| /**
 | |
|  * Checks that a value is a valid decimal. Both the sign and exponent are optional.
 | |
|  *
 | |
|  * Valid Places:
 | |
|  *
 | |
|  * - null => Any number of decimal places, including none. The '.' is not required.
 | |
|  * - true => Any number of decimal places greater than 0, or a float|double. The '.' is required.
 | |
|  * - 1..N => Exactly that many number of decimal places. The '.' is required.
 | |
|  *
 | |
|  * @param float $check The value the test for decimal.
 | |
|  * @param int $places Decimal places.
 | |
|  * @param string $regex If a custom regular expression is used, this is the only validation that will occur.
 | |
|  * @return bool Success
 | |
|  */
 | |
| 	public static function decimal($check, $places = null, $regex = null) {
 | |
| 		if ($regex === null) {
 | |
| 			$lnum = '[0-9]+';
 | |
| 			$dnum = "[0-9]*[\.]{$lnum}";
 | |
| 			$sign = '[+-]?';
 | |
| 			$exp = "(?:[eE]{$sign}{$lnum})?";
 | |
| 
 | |
| 			if ($places === null) {
 | |
| 				$regex = "/^{$sign}(?:{$lnum}|{$dnum}){$exp}$/";
 | |
| 
 | |
| 			} elseif ($places === true) {
 | |
| 				if (is_float($check) && floor($check) === $check) {
 | |
| 					$check = sprintf("%.1f", $check);
 | |
| 				}
 | |
| 				$regex = "/^{$sign}{$dnum}{$exp}$/";
 | |
| 
 | |
| 			} elseif (is_numeric($places)) {
 | |
| 				$places = '[0-9]{' . $places . '}';
 | |
| 				$dnum = "(?:[0-9]*[\.]{$places}|{$lnum}[\.]{$places})";
 | |
| 				$regex = "/^{$sign}{$dnum}{$exp}$/";
 | |
| 			}
 | |
| 		}
 | |
| 
 | |
| 		// account for localized floats.
 | |
| 		$data = localeconv();
 | |
| 		$check = str_replace($data['thousands_sep'], '', $check);
 | |
| 		$check = str_replace($data['decimal_point'], '.', $check);
 | |
| 
 | |
| 		return self::_check($check, $regex);
 | |
| 	}
 | |
| 
 | |
| /**
 | |
|  * Validates for an email address.
 | |
|  *
 | |
|  * Only uses getmxrr() checking for deep validation if PHP 5.3.0+ is used, or
 | |
|  * any PHP version on a non-windows distribution
 | |
|  *
 | |
|  * @param string $check Value to check
 | |
|  * @param bool $deep Perform a deeper validation (if true), by also checking availability of host
 | |
|  * @param string $regex Regex to use (if none it will use built in regex)
 | |
|  * @return bool Success
 | |
|  */
 | |
| 	public static function email($check, $deep = false, $regex = null) {
 | |
| 		if (is_array($check)) {
 | |
| 			extract(self::_defaults($check));
 | |
| 		}
 | |
| 
 | |
| 		if ($regex === null) {
 | |
| 			$regex = '/^[\p{L}0-9!#$%&\'*+\/=?^_`{|}~-]+(?:\.[\p{L}0-9!#$%&\'*+\/=?^_`{|}~-]+)*@' . self::$_pattern['hostname'] . '$/ui';
 | |
| 		}
 | |
| 		$return = self::_check($check, $regex);
 | |
| 		if ($deep === false || $deep === null) {
 | |
| 			return $return;
 | |
| 		}
 | |
| 
 | |
| 		if ($return === true && preg_match('/@(' . self::$_pattern['hostname'] . ')$/i', $check, $regs)) {
 | |
| 			if (function_exists('getmxrr') && getmxrr($regs[1], $mxhosts)) {
 | |
| 				return true;
 | |
| 			}
 | |
| 			if (function_exists('checkdnsrr') && checkdnsrr($regs[1], 'MX')) {
 | |
| 				return true;
 | |
| 			}
 | |
| 			return is_array(gethostbynamel($regs[1]));
 | |
| 		}
 | |
| 		return false;
 | |
| 	}
 | |
| 
 | |
| /**
 | |
|  * Check that value is exactly $comparedTo.
 | |
|  *
 | |
|  * @param mixed $check Value to check
 | |
|  * @param mixed $comparedTo Value to compare
 | |
|  * @return bool Success
 | |
|  */
 | |
| 	public static function equalTo($check, $comparedTo) {
 | |
| 		return ($check === $comparedTo);
 | |
| 	}
 | |
| 
 | |
| /**
 | |
|  * Check that value has a valid file extension.
 | |
|  *
 | |
|  * @param string|array $check Value to check
 | |
|  * @param array $extensions file extensions to allow. By default extensions are 'gif', 'jpeg', 'png', 'jpg'
 | |
|  * @return bool Success
 | |
|  */
 | |
| 	public static function extension($check, $extensions = array('gif', 'jpeg', 'png', 'jpg')) {
 | |
| 		if (is_array($check)) {
 | |
| 			return self::extension(array_shift($check), $extensions);
 | |
| 		}
 | |
| 		$extension = strtolower(pathinfo($check, PATHINFO_EXTENSION));
 | |
| 		foreach ($extensions as $value) {
 | |
| 			if ($extension === strtolower($value)) {
 | |
| 				return true;
 | |
| 			}
 | |
| 		}
 | |
| 		return false;
 | |
| 	}
 | |
| 
 | |
| /**
 | |
|  * Validation of an IP address.
 | |
|  *
 | |
|  * @param string $check The string to test.
 | |
|  * @param string $type The IP Protocol version to validate against
 | |
|  * @return bool Success
 | |
|  */
 | |
| 	public static function ip($check, $type = 'both') {
 | |
| 		$type = strtolower($type);
 | |
| 		$flags = 0;
 | |
| 		if ($type === 'ipv4') {
 | |
| 			$flags = FILTER_FLAG_IPV4;
 | |
| 		}
 | |
| 		if ($type === 'ipv6') {
 | |
| 			$flags = FILTER_FLAG_IPV6;
 | |
| 		}
 | |
| 		return (bool)filter_var($check, FILTER_VALIDATE_IP, array('flags' => $flags));
 | |
| 	}
 | |
| 
 | |
| /**
 | |
|  * Checks whether the length of a string is greater or equal to a minimal length.
 | |
|  *
 | |
|  * @param string $check The string to test
 | |
|  * @param int $min The minimal string length
 | |
|  * @return bool Success
 | |
|  */
 | |
| 	public static function minLength($check, $min) {
 | |
| 		return mb_strlen($check) >= $min;
 | |
| 	}
 | |
| 
 | |
| /**
 | |
|  * Checks whether the length of a string is smaller or equal to a maximal length..
 | |
|  *
 | |
|  * @param string $check The string to test
 | |
|  * @param int $max The maximal string length
 | |
|  * @return bool Success
 | |
|  */
 | |
| 	public static function maxLength($check, $max) {
 | |
| 		return mb_strlen($check) <= $max;
 | |
| 	}
 | |
| 
 | |
| /**
 | |
|  * Checks that a value is a monetary amount.
 | |
|  *
 | |
|  * @param string $check Value to check
 | |
|  * @param string $symbolPosition Where symbol is located (left/right)
 | |
|  * @return bool Success
 | |
|  */
 | |
| 	public static function money($check, $symbolPosition = 'left') {
 | |
| 		$money = '(?!0,?\d)(?:\d{1,3}(?:([, .])\d{3})?(?:\1\d{3})*|(?:\d+))((?!\1)[,.]\d{1,2})?';
 | |
| 		if ($symbolPosition === 'right') {
 | |
| 			$regex = '/^' . $money . '(?<!\x{00a2})\p{Sc}?$/u';
 | |
| 		} else {
 | |
| 			$regex = '/^(?!\x{00a2})\p{Sc}?' . $money . '$/u';
 | |
| 		}
 | |
| 		return self::_check($check, $regex);
 | |
| 	}
 | |
| 
 | |
| /**
 | |
|  * Validate a multiple select. Comparison is case sensitive by default.
 | |
|  *
 | |
|  * Valid Options
 | |
|  *
 | |
|  * - in => provide a list of choices that selections must be made from
 | |
|  * - max => maximum number of non-zero choices that can be made
 | |
|  * - min => minimum number of non-zero choices that can be made
 | |
|  *
 | |
|  * @param array $check Value to check
 | |
|  * @param array $options Options for the check.
 | |
|  * @param bool $caseInsensitive Set to true for case insensitive comparison.
 | |
|  * @return bool Success
 | |
|  */
 | |
| 	public static function multiple($check, $options = array(), $caseInsensitive = false) {
 | |
| 		$defaults = array('in' => null, 'max' => null, 'min' => null);
 | |
| 		$options += $defaults;
 | |
| 
 | |
| 		$check = array_filter((array)$check);
 | |
| 		if (empty($check)) {
 | |
| 			return false;
 | |
| 		}
 | |
| 		if ($options['max'] && count($check) > $options['max']) {
 | |
| 			return false;
 | |
| 		}
 | |
| 		if ($options['min'] && count($check) < $options['min']) {
 | |
| 			return false;
 | |
| 		}
 | |
| 		if ($options['in'] && is_array($options['in'])) {
 | |
| 			if ($caseInsensitive) {
 | |
| 				$options['in'] = array_map('mb_strtolower', $options['in']);
 | |
| 			}
 | |
| 			foreach ($check as $val) {
 | |
| 				$strict = !is_numeric($val);
 | |
| 				if ($caseInsensitive) {
 | |
| 					$val = mb_strtolower($val);
 | |
| 				}
 | |
| 				if (!in_array((string)$val, $options['in'], $strict)) {
 | |
| 					return false;
 | |
| 				}
 | |
| 			}
 | |
| 		}
 | |
| 		return true;
 | |
| 	}
 | |
| 
 | |
| /**
 | |
|  * Checks if a value is numeric.
 | |
|  *
 | |
|  * @param string $check Value to check
 | |
|  * @return bool Success
 | |
|  */
 | |
| 	public static function numeric($check) {
 | |
| 		return is_numeric($check);
 | |
| 	}
 | |
| 
 | |
| /**
 | |
|  * Checks if a value is a natural number.
 | |
|  *
 | |
|  * @param string $check Value to check
 | |
|  * @param bool $allowZero Set true to allow zero, defaults to false
 | |
|  * @return bool Success
 | |
|  * @see http://en.wikipedia.org/wiki/Natural_number
 | |
|  */
 | |
| 	public static function naturalNumber($check, $allowZero = false) {
 | |
| 		$regex = $allowZero ? '/^(?:0|[1-9][0-9]*)$/' : '/^[1-9][0-9]*$/';
 | |
| 		return self::_check($check, $regex);
 | |
| 	}
 | |
| 
 | |
| /**
 | |
|  * Check that a value is a valid phone number.
 | |
|  *
 | |
|  * @param string|array $check Value to check (string or array)
 | |
|  * @param string $regex Regular expression to use
 | |
|  * @param string $country Country code (defaults to 'all')
 | |
|  * @return bool Success
 | |
|  */
 | |
| 	public static function phone($check, $regex = null, $country = 'all') {
 | |
| 		if (is_array($check)) {
 | |
| 			extract(self::_defaults($check));
 | |
| 		}
 | |
| 
 | |
| 		if ($regex === null) {
 | |
| 			switch ($country) {
 | |
| 				case 'us':
 | |
| 				case 'ca':
 | |
| 				case 'can': // deprecated three-letter-code
 | |
| 				case 'all':
 | |
| 					// includes all NANPA members.
 | |
| 					// see http://en.wikipedia.org/wiki/North_American_Numbering_Plan#List_of_NANPA_countries_and_territories
 | |
| 					$regex = '/^(?:(?:\+?1\s*(?:[.-]\s*)?)?';
 | |
| 
 | |
| 					// Area code 555, X11 is not allowed.
 | |
| 					$areaCode = '(?![2-9]11)(?!555)([2-9][0-8][0-9])';
 | |
| 					$regex .= '(?:\(\s*' . $areaCode . '\s*\)|' . $areaCode . ')';
 | |
| 					$regex .= '\s*(?:[.-]\s*)?)';
 | |
| 
 | |
| 					// Exchange and 555-XXXX numbers
 | |
| 					$regex .= '(?!(555(?:\s*(?:[.\-\s]\s*))(01([0-9][0-9])|1212)))';
 | |
| 					$regex .= '(?!(555(01([0-9][0-9])|1212)))';
 | |
| 					$regex .= '([2-9]1[02-9]|[2-9]1[02-9]|[2-9][02-9]1|[2-9][02-9]{2})\s*(?:[.-]\s*)';
 | |
| 
 | |
| 					// Local number and extension
 | |
| 					$regex .= '?([0-9]{4})';
 | |
| 					$regex .= '(?:\s*(?:#|x\.?|ext\.?|extension)\s*(\d+))?$/';
 | |
| 				break;
 | |
| 			}
 | |
| 		}
 | |
| 		if (empty($regex)) {
 | |
| 			return self::_pass('phone', $check, $country);
 | |
| 		}
 | |
| 		return self::_check($check, $regex);
 | |
| 	}
 | |
| 
 | |
| /**
 | |
|  * Checks that a given value is a valid postal code.
 | |
|  *
 | |
|  * @param string|array $check Value to check
 | |
|  * @param string $regex Regular expression to use
 | |
|  * @param string $country Country to use for formatting
 | |
|  * @return bool Success
 | |
|  */
 | |
| 	public static function postal($check, $regex = null, $country = 'us') {
 | |
| 		if (is_array($check)) {
 | |
| 			extract(self::_defaults($check));
 | |
| 		}
 | |
| 
 | |
| 		if ($regex === null) {
 | |
| 			switch ($country) {
 | |
| 				case 'uk':
 | |
| 					$regex = '/\\A\\b[A-Z]{1,2}[0-9][A-Z0-9]? [0-9][ABD-HJLNP-UW-Z]{2}\\b\\z/i';
 | |
| 					break;
 | |
| 				case 'ca':
 | |
| 					$district = '[ABCEGHJKLMNPRSTVYX]';
 | |
| 					$letters = '[ABCEGHJKLMNPRSTVWXYZ]';
 | |
| 					$regex = "/\\A\\b{$district}[0-9]{$letters} [0-9]{$letters}[0-9]\\b\\z/i";
 | |
| 					break;
 | |
| 				case 'it':
 | |
| 				case 'de':
 | |
| 					$regex = '/^[0-9]{5}$/i';
 | |
| 					break;
 | |
| 				case 'be':
 | |
| 					$regex = '/^[1-9]{1}[0-9]{3}$/i';
 | |
| 					break;
 | |
| 				case 'us':
 | |
| 					$regex = '/\\A\\b[0-9]{5}(?:-[0-9]{4})?\\b\\z/i';
 | |
| 					break;
 | |
| 			}
 | |
| 		}
 | |
| 		if (empty($regex)) {
 | |
| 			return self::_pass('postal', $check, $country);
 | |
| 		}
 | |
| 		return self::_check($check, $regex);
 | |
| 	}
 | |
| 
 | |
| /**
 | |
|  * Validate that a number is in specified range.
 | |
|  * if $lower and $upper are not set, will return true if
 | |
|  * $check is a legal finite on this platform
 | |
|  *
 | |
|  * @param string $check Value to check
 | |
|  * @param int|float $lower Lower limit
 | |
|  * @param int|float $upper Upper limit
 | |
|  * @return bool Success
 | |
|  */
 | |
| 	public static function range($check, $lower = null, $upper = null) {
 | |
| 		if (!is_numeric($check)) {
 | |
| 			return false;
 | |
| 		}
 | |
| 		if (isset($lower) && isset($upper)) {
 | |
| 			return ($check > $lower && $check < $upper);
 | |
| 		}
 | |
| 		return is_finite($check);
 | |
| 	}
 | |
| 
 | |
| /**
 | |
|  * Checks that a value is a valid Social Security Number.
 | |
|  *
 | |
|  * @param string|array $check Value to check
 | |
|  * @param string $regex Regular expression to use
 | |
|  * @param string $country Country
 | |
|  * @return bool Success
 | |
|  */
 | |
| 	public static function ssn($check, $regex = null, $country = null) {
 | |
| 		if (is_array($check)) {
 | |
| 			extract(self::_defaults($check));
 | |
| 		}
 | |
| 
 | |
| 		if ($regex === null) {
 | |
| 			switch ($country) {
 | |
| 				case 'dk':
 | |
| 					$regex = '/\\A\\b[0-9]{6}-[0-9]{4}\\b\\z/i';
 | |
| 					break;
 | |
| 				case 'nl':
 | |
| 					$regex = '/\\A\\b[0-9]{9}\\b\\z/i';
 | |
| 					break;
 | |
| 				case 'us':
 | |
| 					$regex = '/\\A\\b[0-9]{3}-[0-9]{2}-[0-9]{4}\\b\\z/i';
 | |
| 					break;
 | |
| 			}
 | |
| 		}
 | |
| 		if (empty($regex)) {
 | |
| 			return self::_pass('ssn', $check, $country);
 | |
| 		}
 | |
| 		return self::_check($check, $regex);
 | |
| 	}
 | |
| 
 | |
| /**
 | |
|  * Checks that a value is a valid URL according to http://www.w3.org/Addressing/URL/url-spec.txt
 | |
|  *
 | |
|  * The regex checks for the following component parts:
 | |
|  *
 | |
|  * - a valid, optional, scheme
 | |
|  * - a valid ip address OR
 | |
|  *   a valid domain name as defined by section 2.3.1 of http://www.ietf.org/rfc/rfc1035.txt
 | |
|  *   with an optional port number
 | |
|  * - an optional valid path
 | |
|  * - an optional query string (get parameters)
 | |
|  * - an optional fragment (anchor tag)
 | |
|  *
 | |
|  * @param string $check Value to check
 | |
|  * @param bool $strict Require URL to be prefixed by a valid scheme (one of http(s)/ftp(s)/file/news/gopher)
 | |
|  * @return bool Success
 | |
|  */
 | |
| 	public static function url($check, $strict = false) {
 | |
| 		self::_populateIp();
 | |
| 		$validChars = '([' . preg_quote('!"$&\'()*+,-.@_:;=~[]') . '\/0-9\p{L}\p{N}]|(%[0-9a-f]{2}))';
 | |
| 		$regex = '/^(?:(?:https?|ftps?|sftp|file|news|gopher):\/\/)' . (!empty($strict) ? '' : '?') .
 | |
| 			'(?:' . self::$_pattern['IPv4'] . '|\[' . self::$_pattern['IPv6'] . '\]|' . self::$_pattern['hostname'] . ')(?::[1-9][0-9]{0,4})?' .
 | |
| 			'(?:\/?|\/' . $validChars . '*)?' .
 | |
| 			'(?:\?' . $validChars . '*)?' .
 | |
| 			'(?:#' . $validChars . '*)?$/iu';
 | |
| 		return self::_check($check, $regex);
 | |
| 	}
 | |
| 
 | |
| /**
 | |
|  * Checks if a value is in a given list. Comparison is case sensitive by default.
 | |
|  *
 | |
|  * @param string $check Value to check.
 | |
|  * @param array $list List to check against.
 | |
|  * @param bool $caseInsensitive Set to true for case insensitive comparison.
 | |
|  * @return bool Success.
 | |
|  */
 | |
| 	public static function inList($check, $list, $caseInsensitive = false) {
 | |
| 		if ($caseInsensitive) {
 | |
| 			$list = array_map('mb_strtolower', $list);
 | |
| 			$check = mb_strtolower($check);
 | |
| 		} else {
 | |
| 			$list = array_map('strval', $list);
 | |
| 		}
 | |
| 		return in_array((string)$check, $list, true);
 | |
| 	}
 | |
| 
 | |
| /**
 | |
|  * Runs an user-defined validation.
 | |
|  *
 | |
|  * @param string|array $check value that will be validated in user-defined methods.
 | |
|  * @param object $object class that holds validation method
 | |
|  * @param string $method class method name for validation to run
 | |
|  * @param array $args arguments to send to method
 | |
|  * @return mixed user-defined class class method returns
 | |
|  */
 | |
| 	public static function userDefined($check, $object, $method, $args = null) {
 | |
| 		return call_user_func_array(array($object, $method), array($check, $args));
 | |
| 	}
 | |
| 
 | |
| /**
 | |
|  * Checks that a value is a valid UUID - http://tools.ietf.org/html/rfc4122
 | |
|  *
 | |
|  * @param string $check Value to check
 | |
|  * @return bool Success
 | |
|  */
 | |
| 	public static function uuid($check) {
 | |
| 		$regex = '/^[a-fA-F0-9]{8}-[a-fA-F0-9]{4}-[0-5][a-fA-F0-9]{3}-[089aAbB][a-fA-F0-9]{3}-[a-fA-F0-9]{12}$/';
 | |
| 		return self::_check($check, $regex);
 | |
| 	}
 | |
| 
 | |
| /**
 | |
|  * Attempts to pass unhandled Validation locales to a class starting with $classPrefix
 | |
|  * and ending with Validation. For example $classPrefix = 'nl', the class would be
 | |
|  * `NlValidation`.
 | |
|  *
 | |
|  * @param string $method The method to call on the other class.
 | |
|  * @param mixed $check The value to check or an array of parameters for the method to be called.
 | |
|  * @param string $classPrefix The prefix for the class to do the validation.
 | |
|  * @return mixed Return of Passed method, false on failure
 | |
|  */
 | |
| 	protected static function _pass($method, $check, $classPrefix) {
 | |
| 		$className = ucwords($classPrefix) . 'Validation';
 | |
| 		if (!class_exists($className)) {
 | |
| 			trigger_error(__d('cake_dev', 'Could not find %s class, unable to complete validation.', $className), E_USER_WARNING);
 | |
| 			return false;
 | |
| 		}
 | |
| 		if (!method_exists($className, $method)) {
 | |
| 			trigger_error(__d('cake_dev', 'Method %s does not exist on %s unable to complete validation.', $method, $className), E_USER_WARNING);
 | |
| 			return false;
 | |
| 		}
 | |
| 		$check = (array)$check;
 | |
| 		return call_user_func_array(array($className, $method), $check);
 | |
| 	}
 | |
| 
 | |
| /**
 | |
|  * Runs a regular expression match.
 | |
|  *
 | |
|  * @param string $check Value to check against the $regex expression
 | |
|  * @param string $regex Regular expression
 | |
|  * @return bool Success of match
 | |
|  */
 | |
| 	protected static function _check($check, $regex) {
 | |
| 		if (is_string($regex) && preg_match($regex, $check)) {
 | |
| 			return true;
 | |
| 		}
 | |
| 		return false;
 | |
| 	}
 | |
| 
 | |
| /**
 | |
|  * Get the values to use when value sent to validation method is
 | |
|  * an array.
 | |
|  *
 | |
|  * @param array $params Parameters sent to validation method
 | |
|  * @return void
 | |
|  */
 | |
| 	protected static function _defaults($params) {
 | |
| 		self::_reset();
 | |
| 		$defaults = array(
 | |
| 			'check' => null,
 | |
| 			'regex' => null,
 | |
| 			'country' => null,
 | |
| 			'deep' => false,
 | |
| 			'type' => null
 | |
| 		);
 | |
| 		$params += $defaults;
 | |
| 		if ($params['country'] !== null) {
 | |
| 			$params['country'] = mb_strtolower($params['country']);
 | |
| 		}
 | |
| 		return $params;
 | |
| 	}
 | |
| 
 | |
| /**
 | |
|  * Luhn algorithm
 | |
|  *
 | |
|  * @param string|array $check Value to check.
 | |
|  * @param bool $deep If true performs deep check.
 | |
|  * @return bool Success
 | |
|  * @see http://en.wikipedia.org/wiki/Luhn_algorithm
 | |
|  */
 | |
| 	public static function luhn($check, $deep = false) {
 | |
| 		if (is_array($check)) {
 | |
| 			extract(self::_defaults($check));
 | |
| 		}
 | |
| 		if ($deep !== true) {
 | |
| 			return true;
 | |
| 		}
 | |
| 		if ((int)$check === 0) {
 | |
| 			return false;
 | |
| 		}
 | |
| 		$sum = 0;
 | |
| 		$length = strlen($check);
 | |
| 
 | |
| 		for ($position = 1 - ($length % 2); $position < $length; $position += 2) {
 | |
| 			$sum += $check[$position];
 | |
| 		}
 | |
| 
 | |
| 		for ($position = ($length % 2); $position < $length; $position += 2) {
 | |
| 			$number = $check[$position] * 2;
 | |
| 			$sum += ($number < 10) ? $number : $number - 9;
 | |
| 		}
 | |
| 
 | |
| 		return ($sum % 10 === 0);
 | |
| 	}
 | |
| 
 | |
| /**
 | |
|  * Checks the mime type of a file.
 | |
|  *
 | |
|  * @param string|array $check Value to check.
 | |
|  * @param array|string $mimeTypes Array of mime types or regex pattern to check.
 | |
|  * @return bool Success
 | |
|  * @throws CakeException when mime type can not be determined.
 | |
|  */
 | |
| 	public static function mimeType($check, $mimeTypes = array()) {
 | |
| 		if (is_array($check) && isset($check['tmp_name'])) {
 | |
| 			$check = $check['tmp_name'];
 | |
| 		}
 | |
| 
 | |
| 		$File = new File($check);
 | |
| 		$mime = $File->mime();
 | |
| 
 | |
| 		if ($mime === false) {
 | |
| 			throw new CakeException(__d('cake_dev', 'Can not determine the mimetype.'));
 | |
| 		}
 | |
| 
 | |
| 		if (is_string($mimeTypes)) {
 | |
| 			return self::_check($mime, $mimeTypes);
 | |
| 		}
 | |
| 
 | |
| 		foreach ($mimeTypes as $key => $val) {
 | |
| 			$mimeTypes[$key] = strtolower($val);
 | |
| 		}
 | |
| 		return in_array($mime, $mimeTypes);
 | |
| 	}
 | |
| 
 | |
| /**
 | |
|  * Checks the filesize
 | |
|  *
 | |
|  * @param string|array $check Value to check.
 | |
|  * @param string $operator See `Validation::comparison()`.
 | |
|  * @param int|string $size Size in bytes or human readable string like '5MB'.
 | |
|  * @return bool Success
 | |
|  */
 | |
| 	public static function fileSize($check, $operator = null, $size = null) {
 | |
| 		if (is_array($check) && isset($check['tmp_name'])) {
 | |
| 			$check = $check['tmp_name'];
 | |
| 		}
 | |
| 
 | |
| 		if (is_string($size)) {
 | |
| 			$size = CakeNumber::fromReadableSize($size);
 | |
| 		}
 | |
| 		$filesize = filesize($check);
 | |
| 
 | |
| 		return self::comparison($filesize, $operator, $size);
 | |
| 	}
 | |
| 
 | |
| /**
 | |
|  * Checking for upload errors
 | |
|  *
 | |
|  * @param string|array $check Value to check.
 | |
|  * @return bool
 | |
|  * @see http://www.php.net/manual/en/features.file-upload.errors.php
 | |
|  */
 | |
| 	public static function uploadError($check) {
 | |
| 		if (is_array($check) && isset($check['error'])) {
 | |
| 			$check = $check['error'];
 | |
| 		}
 | |
| 
 | |
| 		return (int)$check === UPLOAD_ERR_OK;
 | |
| 	}
 | |
| 
 | |
| /**
 | |
|  * Lazily populate the IP address patterns used for validations
 | |
|  *
 | |
|  * @return void
 | |
|  */
 | |
| 	protected static function _populateIp() {
 | |
| 		if (!isset(self::$_pattern['IPv6'])) {
 | |
| 			$pattern = '((([0-9A-Fa-f]{1,4}:){7}(([0-9A-Fa-f]{1,4})|:))|(([0-9A-Fa-f]{1,4}:){6}';
 | |
| 			$pattern .= '(:|((25[0-5]|2[0-4]\d|[01]?\d{1,2})(\.(25[0-5]|2[0-4]\d|[01]?\d{1,2})){3})';
 | |
| 			$pattern .= '|(:[0-9A-Fa-f]{1,4})))|(([0-9A-Fa-f]{1,4}:){5}((:((25[0-5]|2[0-4]\d|[01]?\d{1,2})';
 | |
| 			$pattern .= '(\.(25[0-5]|2[0-4]\d|[01]?\d{1,2})){3})?)|((:[0-9A-Fa-f]{1,4}){1,2})))|(([0-9A-Fa-f]{1,4}:)';
 | |
| 			$pattern .= '{4}(:[0-9A-Fa-f]{1,4}){0,1}((:((25[0-5]|2[0-4]\d|[01]?\d{1,2})(\.(25[0-5]|2[0-4]\d|[01]?\d{1,2}))';
 | |
| 			$pattern .= '{3})?)|((:[0-9A-Fa-f]{1,4}){1,2})))|(([0-9A-Fa-f]{1,4}:){3}(:[0-9A-Fa-f]{1,4}){0,2}';
 | |
| 			$pattern .= '((:((25[0-5]|2[0-4]\d|[01]?\d{1,2})(\.(25[0-5]|2[0-4]\d|[01]?\d{1,2})){3})?)|';
 | |
| 			$pattern .= '((:[0-9A-Fa-f]{1,4}){1,2})))|(([0-9A-Fa-f]{1,4}:){2}(:[0-9A-Fa-f]{1,4}){0,3}';
 | |
| 			$pattern .= '((:((25[0-5]|2[0-4]\d|[01]?\d{1,2})(\.(25[0-5]|2[0-4]\d|[01]?\d{1,2}))';
 | |
| 			$pattern .= '{3})?)|((:[0-9A-Fa-f]{1,4}){1,2})))|(([0-9A-Fa-f]{1,4}:)(:[0-9A-Fa-f]{1,4})';
 | |
| 			$pattern .= '{0,4}((:((25[0-5]|2[0-4]\d|[01]?\d{1,2})(\.(25[0-5]|2[0-4]\d|[01]?\d{1,2})){3})?)';
 | |
| 			$pattern .= '|((:[0-9A-Fa-f]{1,4}){1,2})))|(:(:[0-9A-Fa-f]{1,4}){0,5}((:((25[0-5]|2[0-4]';
 | |
| 			$pattern .= '\d|[01]?\d{1,2})(\.(25[0-5]|2[0-4]\d|[01]?\d{1,2})){3})?)|((:[0-9A-Fa-f]{1,4})';
 | |
| 			$pattern .= '{1,2})))|(((25[0-5]|2[0-4]\d|[01]?\d{1,2})(\.(25[0-5]|2[0-4]\d|[01]?\d{1,2})){3})))(%.+)?';
 | |
| 
 | |
| 			self::$_pattern['IPv6'] = $pattern;
 | |
| 		}
 | |
| 		if (!isset(self::$_pattern['IPv4'])) {
 | |
| 			$pattern = '(?:(?:25[0-5]|2[0-4][0-9]|(?:(?:1[0-9])?|[1-9]?)[0-9])\.){3}(?:25[0-5]|2[0-4][0-9]|(?:(?:1[0-9])?|[1-9]?)[0-9])';
 | |
| 			self::$_pattern['IPv4'] = $pattern;
 | |
| 		}
 | |
| 	}
 | |
| 
 | |
| /**
 | |
|  * Reset internal variables for another validation run.
 | |
|  *
 | |
|  * @return void
 | |
|  */
 | |
| 	protected static function _reset() {
 | |
| 		self::$errors = array();
 | |
| 	}
 | |
| 
 | |
| }
 | 
