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<?php
/**
* Validation Class. Used for validation of model data
*
* PHP versions 4 and 5
*
* CakePHP(tm) : Rapid Development Framework (http://cakephp.org)
* Copyright 2005-2010, Cake Software Foundation, Inc. (http://cakefoundation.org)
*
* Licensed under The MIT License
* Redistributions of files must retain the above copyright notice.
*
* @copyright Copyright 2005-2010, Cake Software Foundation, Inc. (http://cakefoundation.org)
* @link http://cakephp.org CakePHP(tm) Project
* @package cake
* @subpackage cake.cake.libs
* @since CakePHP(tm) v 1.2.0.3830
* @license MIT License (http://www.opensource.org/licenses/mit-license.php)
*/
//if (!class_exists('Multibyte')) {
// App::import('Core', 'Multibyte', false);
//}
/**
* Offers different validation methods.
*
* @package cake
* @subpackage cake.cake.libs
* @since CakePHP v 1.2.0.3830
*/
//class Validation extends Object {
class Wpcf_Cake_Validation
{
/**
* Set the value of methods $check param.
*
* @var string
* @access public
*/
var $check = null;
/**
* Set to a valid regular expression in the class methods.
* Can be set from $regex param also
*
* @var string
* @access public
*/
var $regex = null;
/**
* Some complex patterns needed in multiple places
*
* @var array
* @access private
*/
var $__pattern = array(
'hostname' => '(?:[a-z0-9][-a-z0-9]*\.)*(?:[a-z0-9][-a-z0-9]{0,62})\.(?:(?:[a-z]{2}\.)?[a-z]{2,4}|museum|travel)'
);
/**
* Some class methods use a country to determine proper validation.
* This can be passed to methods in the $country param
*
* @var string
* @access public
*/
var $country = null;
/**
* Some class methods use a deeper validation when set to true
*
* @var string
* @access public
*/
var $deep = null;
/**
* Some class methods use the $type param to determine which validation to perfom in the method
*
* @var string
* @access public
*/
var $type = null;
/**
* Holds an array of errors messages set in this class.
* These are used for debugging purposes
*
* @var array
* @access public
*/
var $errors = array();
/**
* Gets a reference to the Validation object instance
*
* @return object Validation instance
* @access public
* @static
*/
function &getInstance() {
static $instance = array();
if ( !$instance ) {
$instance[0] = new Wpcf_Cake_Validation();
}
return $instance[0];
}
/**
* Checks that a string contains something other than whitespace
*
* Returns true if string contains something other than whitespace
*
* $check can be passed as an array:
* array('check' => 'valueToCheck');
*
* @param mixed $check Value to check
* @return boolean Success
* @access public
*/
function notEmpty( $check ) {
$_this = &Wpcf_Cake_Validation::getInstance();
$_this->__reset();
$_this->check = $check;
if ( is_array( $check ) ) {
$_this->_extract( $check );
}
if ( empty( $_this->check ) && $_this->check != '0' ) {
return false;
}
$_this->regex = '/[^\s]+/m';
return $_this->_check();
}
/**
* Checks that a string contains only integer or letters
*
* Returns true if string contains only integer or letters
*
* $check can be passed as an array:
* array('check' => 'valueToCheck');
*
* @param mixed $check Value to check
* @return boolean Success
* @access public
*/
function alphaNumeric( $check ) {
$_this = &Wpcf_Cake_Validation::getInstance();
$_this->__reset();
$_this->check = $check;
if ( is_array( $check ) ) {
$_this->_extract( $check );
}
if ( empty( $_this->check ) && $_this->check != '0' ) {
return false;
}
$_this->regex = '/^[a-zA-Z0-9]*$/mu';
$return = $_this->_check();
if ( !$return ) {
$_this->regex = '/^[\p{Ll}\p{Lm}\p{Lo}\p{Lt}\p{Lu}\p{Nd}]+$/mu';
$return = $_this->_check();
}
return $_this->_check();
}
function alphaNumericWhitespaces( $check ) {
$_this = &Wpcf_Cake_Validation::getInstance();
$_this->__reset();
$_this->check = $check;
if ( is_array( $check ) ) {
$_this->_extract( $check );
}
if ( empty( $_this->check ) && $_this->check != '0' ) {
return false;
}
$_this->regex = '/^[a-zA-Z0-9\s\-\_]*$/mu';
$return = $_this->_check();
if ( !$return ) {
$_this->regex = '/^[\p{Ll}\p{Lm}\p{Lo}\p{Lt}\p{Lu}\p{Nd}\s\-\_]+$/mu';
$return = $_this->_check();
}
return $return;
}
function skype( $check ) {
$_this = &Wpcf_Cake_Validation::getInstance();
$_this->__reset();
$_this->check = $check;
if ( is_array( $check ) ) {
$_this->_extract( $check );
}
if ( empty( $_this->check ) && $_this->check != '0' ) {
return false;
}
$_this->regex = '/^[a-zA-Z0-9\s\-\_]*$/mu';
$return = $_this->_check();
if ( !$return ) {
$_this->regex = '/^[\p{Ll}\p{Lm}\p{Lo}\p{Lt}\p{Lu}\p{Nd}\s\-\_]+$/mu';
$return = $_this->_check();
}
return $return;
}
/**
* 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,
*
* @param string $check Value to check for length
* @param integer $min Minimum value in range (inclusive)
* @param integer $max Maximum value in range (inclusive)
* @return boolean Success
* @access public
*/
function between( $check, $min, $max ) {
$length = strlen( $check );
return ($length >= $min && $length <= $max);
}
/**
* Returns true if field is left blank -OR- only whitespace characters are present in it's value
* Whitespace characters include Space, Tab, Carriage Return, Newline
*
* $check can be passed as an array:
* array('check' => 'valueToCheck');
*
* @param mixed $check Value to check
* @return boolean Success
* @access public
*/
function blank( $check ) {
$_this = &Wpcf_Cake_Validation::getInstance();
$_this->__reset();
$_this->check = $check;
if ( is_array( $check ) ) {
$_this->_extract( $check );
}
$_this->regex = '/[^\\s]/';
return !$_this->_check();
}
/**
* Validation of credit card numbers.
* Returns true if $check is in the proper credit card format.
*
* @param mixed $check credit card number to validate
* @param mixed $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')
* @param boolean $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
* @return boolean Success
* @access public
* @see Wpcf_Cake_Validation::_luhn()
*/
function cc( $check, $type = 'fast', $deep = false, $regex = null ) {
$_this = &Wpcf_Cake_Validation::getInstance();
$_this->__reset();
$_this->check = $check;
$_this->type = $type;
$_this->deep = $deep;
$_this->regex = $regex;
if ( is_array( $check ) ) {
$_this->_extract( $check );
}
$_this->check = str_replace( array('-', ' '), '', $_this->check );
if ( strlen( $_this->check ) < 13 ) {
return false;
}
if ( !is_null( $_this->regex ) ) {
if ( $_this->_check() ) {
return $_this->_luhn();
}
}
$cards = array(
'all' => array(
'amex' => '/^3[4|7]\\d{13}$/',
'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}$/',
'jcb' => '/^(3\\d{4}|2100|1800)\\d{11}$/',
'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})?$/',
'voyager' => '/^8699[0-9]{11}$/'
),
'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( $_this->type ) ) {
foreach ( $_this->type as $value ) {
$_this->regex = $cards['all'][strtolower( $value )];
if ( $_this->_check() ) {
return $_this->_luhn();
}
}
} elseif ( $_this->type == 'all' ) {
foreach ( $cards['all'] as $value ) {
$_this->regex = $value;
if ( $_this->_check() ) {
return $_this->_luhn();
}
}
} else {
$_this->regex = $cards['fast'];
if ( $_this->_check() ) {
return $_this->_luhn();
}
}
}
/**
* Used to compare 2 numeric values.
*
* @param mixed $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)
* @param string $operator Can be either a word or operand
* is greater >, is less <, greater or equal >=
* less or equal <=, is less <, equal to ==, not equal !=
* @param integer $check2 only needed if $check1 is a string
* @return boolean Success
* @access public
*/
function comparison( $check1, $operator = null, $check2 = null ) {
if ( is_array( $check1 ) ) {
extract( $check1, EXTR_OVERWRITE );
}
$operator = str_replace( array(' ', "\t", "\n", "\r", "\0", "\x0B"), '',
strtolower( $operator ) );
switch ( $operator ) {
case 'isgreater':
case '>':
if ( $check1 > $check2 ) {
return true;
}
break;
case 'isless':
case '<':
if ( $check1 < $check2 ) {
return true;
}
break;
case 'greaterorequal':
case '>=':
if ( $check1 >= $check2 ) {
return true;
}
break;
case 'lessorequal':
case '<=':
if ( $check1 <= $check2 ) {
return true;
}
break;
case 'equalto':
case '==':
if ( $check1 == $check2 ) {
return true;
}
break;
case 'notequal':
case '!=':
if ( $check1 != $check2 ) {
return true;
}
break;
default:
$_this = &Wpcf_Cake_Validation::getInstance();
$_this->errors[] = __( 'You must define the $operator parameter for Wpcf_Cake_Validation::comparison()', 'wpcf' );
break;
}
return false;
}
/**
* Used when a custom regular expression is needed.
*
* @param mixed $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 boolean Success
* @access public
*/
function custom( $check, $regex = null ) {
$_this = &Wpcf_Cake_Validation::getInstance();
$_this->__reset();
$_this->check = $check;
$_this->regex = $regex;
if ( is_array( $check ) ) {
$_this->_extract( $check );
}
if ( $_this->regex === null ) {
$_this->errors[] = __( 'You must define a regular expression for Wpcf_Cake_Validation::custom()', 'wpcf' );
return false;
}
return $_this->_check();
}
/**
* Date validation, determines if the string passed is a valid date.
* keys that expect full month, day and year will validate leap years
*
* @param string $check a valid date string
* @param mixed $format Use a string or an array of the keys below. Arrays should be passed as array('dmy', 'mdy', etc)
* Keys: 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 separators can be a space, period, dash, forward slash
* @param string $regex If a custom regular expression is used this is the only validation that will occur.
* @return boolean Success
* @access public
*/
function date( $check, $format = 'ymd', $regex = null ) {
$date_format = wpcf_get_date_format();
$cake_date_formats = array('F j, Y' => 'Mdy',
'Y/m/d' => 'ymd',
'm/d/Y' => 'mdy',
'd/m/Y' => 'dmy'
);
$format = $cake_date_formats[$date_format];
$_this = &Wpcf_Cake_Validation::getInstance();
$_this->__reset();
$_this->check = $check;
$_this->regex = $regex;
if ( !is_null( $_this->regex ) ) {
return $_this->_check();
}
$regex['dmy'] = '%^(?:(?:31(\\/|-|\\.|\\x20)(?:0?[13578]|1[02]))\\1|(?:(?:29|30)(\\/|-|\\.|\\x20)(?:0?[1,3-9]|1[0-2])\\2))(?:(?:1[6-9]|[2-9]\\d)?\\d{2})$|^(?:29(\\/|-|\\.|\\x20)0?2\\3(?:(?:(?:1[6-9]|[2-9]\\d)?(?:0[48]|[2468][048]|[13579][26])|(?:(?:16|[2468][048]|[3579][26])00))))$|^(?:0?[1-9]|1\\d|2[0-8])(\\/|-|\\.|\\x20)(?:(?:0?[1-9])|(?:1[0-2]))\\4(?:(?:1[6-9]|[2-9]\\d)?\\d{2})$%';
$regex['mdy'] = '%^(?:(?:(?:0?[13578]|1[02])(\\/|-|\\.|\\x20)31)\\1|(?:(?:0?[13-9]|1[0-2])(\\/|-|\\.|\\x20)(?:29|30)\\2))(?:(?:1[6-9]|[2-9]\\d)?\\d{2})$|^(?:0?2(\\/|-|\\.|\\x20)29\\3(?:(?:(?:1[6-9]|[2-9]\\d)?(?:0[48]|[2468][048]|[13579][26])|(?:(?:16|[2468][048]|[3579][26])00))))$|^(?:(?:0?[1-9])|(?:1[0-2]))(\\/|-|\\.|\\x20)(?:0?[1-9]|1\\d|2[0-8])\\4(?:(?:1[6-9]|[2-9]\\d)?\\d{2})$%';
$regex['ymd'] = '%^(?:(?:(?:(?:(?:1[6-9]|[2-9]\\d)?(?:0[48]|[2468][048]|[13579][26])|(?:(?:16|[2468][048]|[3579][26])00)))(\\/|-|\\.|\\x20)(?:0?2\\1(?:29)))|(?:(?:(?:1[6-9]|[2-9]\\d)?\\d{2})(\\/|-|\\.|\\x20)(?:(?:(?:0?[13578]|1[02])\\2(?:31))|(?:(?:0?[1,3-9]|1[0-2])\\2(29|30))|(?:(?:0?[1-9])|(?:1[0-2]))\\2(?:0?[1-9]|1\\d|2[0-8]))))$%';
$regex['dMy'] = '/^((31(?!\\ (Feb(ruary)?|Apr(il)?|June?|(Sep(?=\\b|t)t?|Nov)(ember)?)))|((30|29)(?!\\ Feb(ruary)?))|(29(?=\\ Feb(ruary)?\\ (((1[6-9]|[2-9]\\d)(0[48]|[2468][048]|[13579][26])|((16|[2468][048]|[3579][26])00)))))|(0?[1-9])|1\\d|2[0-8])\\ (Jan(uary)?|Feb(ruary)?|Ma(r(ch)?|y)|Apr(il)?|Ju((ly?)|(ne?))|Aug(ust)?|Oct(ober)?|(Sep(?=\\b|t)t?|Nov|Dec)(ember)?)\\ ((1[6-9]|[2-9]\\d)\\d{2})$/';
$regex['Mdy'] = '/^(?:(((Jan(uary)?|Ma(r(ch)?|y)|Jul(y)?|Aug(ust)?|Oct(ober)?|Dec(ember)?)\\ 31)|((Jan(uary)?|Ma(r(ch)?|y)|Apr(il)?|Ju((ly?)|(ne?))|Aug(ust)?|Oct(ober)?|(Sept|Nov|Dec)(ember)?)\\ (0?[1-9]|([12]\\d)|30))|(Feb(ruary)?\\ (0?[1-9]|1\\d|2[0-8]|(29(?=,?\\ ((1[6-9]|[2-9]\\d)(0[48]|[2468][048]|[13579][26])|((16|[2468][048]|[3579][26])00)))))))\\,?\\ ((1[6-9]|[2-9]\\d)\\d{2}))$/';
$regex['My'] = '%^(Jan(uary)?|Feb(ruary)?|Ma(r(ch)?|y)|Apr(il)?|Ju((ly?)|(ne?))|Aug(ust)?|Oct(ober)?|(Sep(?=\\b|t)t?|Nov|Dec)(ember)?)[ /]((1[6-9]|[2-9]\\d)\\d{2})$%';
$regex['my'] = '%^(((0[123456789]|10|11|12)([- /.])(([1][9][0-9][0-9])|([2][0-9][0-9][0-9]))))$%';
$format = (is_array( $format )) ? array_values( $format ) : array($format);
foreach ( $format as $key ) {
$_this->regex = $regex[$key];
if ( $_this->_check() === true ) {
return true;
}
}
return false;
}
/**
* 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 boolean Success
* @access public
*/
function time( $check ) {
$_this = &Wpcf_Cake_Validation::getInstance();
$_this->__reset();
$_this->check = $check;
$_this->regex = '%^((0?[1-9]|1[012])(:[0-5]\d){0,2}([AP]M|[ap]m))$|^([01]\d|2[0-3])(:[0-5]\d){0,2}$%';
return $_this->_check();
}
/**
* Boolean validation, determines if value passed is a boolean integer or true/false.
*
* @param string $check a valid boolean
* @return boolean Success
* @access public
*/
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. If $places is null, the $check is allowed to be a scientific float
* If no decimal point is found a false will be returned. Both the sign and exponent are optional.
*
* @param integer $check The value the test for decimal
* @param integer $places if set $check value must have exactly $places after the decimal point
* @param string $regex If a custom regular expression is used this is the only validation that will occur.
* @return boolean Success
* @access public
*/
function decimal( $check, $places = null, $regex = null ) {
$_this = &Wpcf_Cake_Validation::getInstance();
$_this->__reset();
$_this->regex = $regex;
$_this->check = $check;
if ( is_null( $_this->regex ) ) {
if ( is_null( $places ) ) {
$_this->regex = '/^[-+]?[0-9]*\\.{1}[0-9]+(?:[eE][-+]?[0-9]+)?$/';
} else {
$_this->regex = '/^[-+]?[0-9]*\\.{1}[0-9]{' . $places . '}$/';
}
}
return $_this->_check();
}
/**
* Validates for an email address.
*
* @param string $check Value to check
* @param boolean $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 boolean Success
* @access public
*/
function email( $check, $deep = false, $regex = null ) {
$_this = &Wpcf_Cake_Validation::getInstance();
$_this->__reset();
$_this->check = $check;
$_this->regex = $regex;
$_this->deep = $deep;
if ( is_array( $check ) ) {
$_this->_extract( $check );
}
if ( is_null( $_this->regex ) ) {
$_this->regex = '/^[a-z0-9!#$%&\'*+\/=?^_`{|}~-]+(?:\.[a-z0-9!#$%&\'*+\/=?^_`{|}~-]+)*@' . $_this->__pattern['hostname'] . '$/i';
}
$return = $_this->_check();
if ( $_this->deep === false || $_this->deep === null ) {
return $return;
}
if ( $return === true && preg_match( '/@(' . $_this->__pattern['hostname'] . ')$/i',
$_this->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 boolean Success
* @access public
*/
function equalTo( $check, $comparedTo ) {
return ($check === $comparedTo);
}
/**
* Check that value has a valid file extension.
*
* @param mixed $check Value to check
* @param array $extensions file extenstions to allow
* @return boolean Success
* @access public
*/
function extension( $check, $extensions = array('gif', 'jpeg', 'png', 'jpg') ) {
if ( is_array( $check ) ) {
return Wpcf_Cake_Validation::extension( array_shift( $check ),
$extensions );
}
$extension = strtolower( array_pop( explode( '.', $check ) ) );
foreach ( $extensions as $value ) {
if ( $extension == strtolower( $value ) ) {
return true;
}
}
return false;
}
/**
* Validation of an IP address.
*
* Valid IP version strings for type restriction are:
* - both: Check both IPv4 and IPv6, return true if the supplied address matches either version
* - IPv4: Version 4 (Eg: 127.0.0.1, 192.168.10.123, 203.211.24.8)
* - IPv6: Version 6 (Eg: ::1, 2001:0db8::1428:57ab)
*
* @param string $check The string to test.
* @param string $type The IP Version to test against
* @return boolean Success
* @access public
*/
function ip( $check, $type = 'both' ) {
$_this = &Wpcf_Cake_Validation::getInstance();
$success = false;
$type = strtolower( $type );
if ( $type === 'ipv4' || $type === 'both' ) {
$success |= $_this->_ipv4( $check );
}
if ( $type === 'ipv6' || $type === 'both' ) {
$success |= $_this->_ipv6( $check );
}
return $success;
}
/**
* Validation of IPv4 addresses.
*
* @param string $check IP Address to test
* @return boolean Success
* @access protected
*/
function _ipv4( $check ) {
if ( function_exists( 'filter_var' ) ) {
return filter_var( $check, FILTER_VALIDATE_IP,
array('flags' => FILTER_FLAG_IPV4) ) !== false;
}
$this->__populateIp();
$this->check = $check;
$this->regex = '/^' . $this->__pattern['IPv4'] . '$/';
return $this->_check();
}
/**
* Validation of IPv6 addresses.
*
* @param string $check IP Address to test
* @return boolean Success
* @access protected
*/
function _ipv6( $check ) {
if ( function_exists( 'filter_var' ) ) {
return filter_var( $check, FILTER_VALIDATE_IP,
array('flags' => FILTER_FLAG_IPV6) ) !== false;
}
$this->__populateIp();
$this->check = $check;
$this->regex = '/^' . $this->__pattern['IPv6'] . '$/';
return $this->_check();
}
/**
* Checks whether the length of a string is greater or equal to a minimal length.
*
* @param string $check The string to test
* @param integer $min The minimal string length
* @return boolean Success
* @access public
*/
function minLength( $check, $min ) {
$length = strlen( $check );
return ($length >= $min);
}
/**
* Checks whether the length of a string is smaller or equal to a maximal length..
*
* @param string $check The string to test
* @param integer $max The maximal string length
* @return boolean Success
* @access public
*/
function maxLength( $check, $max ) {
$length = strlen( $check );
return ($length <= $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 boolean Success
* @access public
*/
function money( $check, $symbolPosition = 'left' ) {
$_this = &Wpcf_Cake_Validation::getInstance();
$_this->check = $check;
if ( $symbolPosition == 'right' ) {
$_this->regex = '/^(?!0,?\d)(?:\d{1,3}(?:([, .])\d{3})?(?:\1\d{3})*|(?:\d+))((?!\1)[,.]\d{2})?(?<!\x{00a2})\p{Sc}?$/u';
} else {
$_this->regex = '/^(?!\x{00a2})\p{Sc}?(?!0,?\d)(?:\d{1,3}(?:([, .])\d{3})?(?:\1\d{3})*|(?:\d+))((?!\1)[,.]\d{2})?$/u';
}
return $_this->_check();
}
/**
* Validate a multiple select.
*
* Valid Options
*
* - in => provide a list of choices that selections must be made from
* - max => maximun number of non-zero choices that can be made
* - min => minimum number of non-zero choices that can be made
*
* @param mixed $check Value to check
* @param mixed $options Options for the check.
* @return boolean Success
* @access public
*/
function multiple( $check, $options = array() ) {
$defaults = array('in' => null, 'max' => null, 'min' => null);
$options = array_merge( $defaults, $options );
$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'] ) ) {
foreach ( $check as $val ) {
if ( !in_array( $val, $options['in'] ) ) {
return false;
}
}
}
return true;
}
/**
* Checks if a value is numeric.
*
* @param string $check Value to check
* @return boolean Succcess
* @access public
*/
function numeric( $check ) {
return is_numeric( $check );
}
/**
* Check that a value is a valid phone number.
*
* @param mixed $check Value to check (string or array)
* @param string $regex Regular expression to use
* @param string $country Country code (defaults to 'all')
* @return boolean Success
* @access public
*/
function phone( $check, $regex = null, $country = 'all' ) {
$_this = &Wpcf_Cake_Validation::getInstance();
$_this->check = $check;
$_this->regex = $regex;
$_this->country = $country;
if ( is_array( $check ) ) {
$_this->_extract( $check );
}
if ( is_null( $_this->regex ) ) {
switch ( $_this->country ) {
case 'us':
case 'all':
case 'can':
// includes all NANPA members. see http://en.wikipedia.org/wiki/North_American_Numbering_Plan#List_of_NANPA_countries_and_territories
$_this->regex = '/^(?:\+?1)?[-. ]?\\(?[2-9][0-8][0-9]\\)?[-. ]?[2-9][0-9]{2}[-. ]?[0-9]{4}$/';
break;
}
}
if ( empty( $_this->regex ) ) {
return $_this->_pass( 'phone', $check, $country );
}
return $_this->_check();
}
/**
* Checks that a given value is a valid postal code.
*
* @param mixed $check Value to check
* @param string $regex Regular expression to use
* @param string $country Country to use for formatting
* @return boolean Success
* @access public
*/
function postal( $check, $regex = null, $country = null ) {
$_this = &Wpcf_Cake_Validation::getInstance();
$_this->check = $check;
$_this->regex = $regex;
$_this->country = $country;
if ( is_array( $check ) ) {
$_this->_extract( $check );
}
if ( empty( $country ) ) {
$_this->country = 'us';
}
if ( is_null( $_this->regex ) ) {
switch ( $_this->country ) {
case 'uk':
$_this->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':
$_this->regex = '/\\A\\b[ABCEGHJKLMNPRSTVXY][0-9][A-Z] ?[0-9][A-Z][0-9]\\b\\z/i';
break;
case 'it':
case 'de':
$_this->regex = '/^[0-9]{5}$/i';
break;
case 'be':
$_this->regex = '/^[1-9]{1}[0-9]{3}$/i';
break;
case 'us':
$_this->regex = '/\\A\\b[0-9]{5}(?:-[0-9]{4})?\\b\\z/i';
break;
}
}
if ( empty( $_this->regex ) ) {
return $_this->_pass( 'postal', $check, $country );
}
return $_this->_check();
}
/**
* 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 integer $lower Lower limit
* @param integer $upper Upper limit
* @return boolean Success
* @access public
*/
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 mixed $check Value to check
* @param string $regex Regular expression to use
* @param string $country Country
* @return boolean Success
* @access public
*/
function ssn( $check, $regex = null, $country = null ) {
$_this = &Wpcf_Cake_Validation::getInstance();
$_this->check = $check;
$_this->regex = $regex;
$_this->country = $country;
if ( is_array( $check ) ) {
$_this->_extract( $check );
}
if ( is_null( $_this->regex ) ) {
switch ( $_this->country ) {
case 'dk':
$_this->regex = '/\\A\\b[0-9]{6}-[0-9]{4}\\b\\z/i';
break;
case 'nl':
$_this->regex = '/\\A\\b[0-9]{9}\\b\\z/i';
break;
case 'us':
$_this->regex = '/\\A\\b[0-9]{3}-[0-9]{2}-[0-9]{4}\\b\\z/i';
break;
}
}
if ( empty( $_this->regex ) ) {
return $_this->_pass( 'ssn', $check, $country );
}
return $_this->_check();
}
/**
* Checks that a value is a valid uuid - http://tools.ietf.org/html/rfc4122
*
* @param string $check Value to check
* @return boolean Success
* @access public
*/
function uuid( $check ) {
$_this = &Wpcf_Cake_Validation::getInstance();
$_this->check = $check;
$_this->regex = '/^[a-f0-9]{8}-[a-f0-9]{4}-[a-f0-9]{4}-[a-f0-9]{4}-[a-f0-9]{12}$/i';
return $_this->_check();
}
/**
* 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 boolean $strict Require URL to be prefixed by a valid scheme (one of http(s)/ftp(s)/file/news/gopher)
* @return boolean Success
* @access public
*/
function url( $check, $strict = false ) {
$_this = &Wpcf_Cake_Validation::getInstance();
$_this->__populateIp();
$_this->check = $check;
$validChars = '([' . preg_quote( '!"$&\'()*+,-.@_:;=~[]' ) . '\/0-9a-z\p{L}\p{N}]|(%[0-9a-f]{2}))';
$_this->regex = '/^(?:(?:https?|ftps?|file|news|gopher):\/\/)' . (!empty( $strict ) ? '' : '?') .
'(?:' . $_this->__pattern['IPv4'] . '|\[' . $_this->__pattern['IPv6'] . '\]|' . $_this->__pattern['hostname'] . ')' .
'(?::[1-9][0-9]{0,4})?' .
'(?:\/?|\/' . $validChars . '*)?' .
'(?:\?' . $validChars . '*)?' .
'(?:#' . $validChars . '*)?$/iu';
return $_this->_check();
}
/**
* Checks if a value is in a given list.
*
* @param string $check Value to check
* @param array $list List to check against
* @return boolean Succcess
* @access public
*/
function inList( $check, $list ) {
return in_array( $check, $list );
}
/**
* Runs an user-defined validation.
*
* @param mixed $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
* @access public
*/
function userDefined( $check, $object, $method, $args = null ) {
return call_user_func_array( array(&$object, $method),
array($check, $args) );
}
function noSpecialChars( $check ) {
return preg_match( '#[^a-zA-Z0-9\s\_\-]#', $check ) ? false : true;
}
function rewriteSlug( $check ) {
return preg_match( '#[^a-zA-Z0-9\s\_\-\%]#', $check ) ? false : true;
}
/**
* 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
* @access protected
* */
function _pass( $method, $check, $classPrefix ) {
$className = ucwords( $classPrefix ) . 'Validation';
if ( !class_exists( $className ) ) {
trigger_error( sprintf( __( 'Could not find %s class, unable to complete validation.', 'wpcf' ), $className ), E_USER_WARNING );
return false;
}
if ( !is_callable( array($className, $method) ) ) {
trigger_error( sprintf( __( 'Method %s does not exist on %s unable to complete validation.', 'wpcf' ), $method, $className ),
E_USER_WARNING );
return false;
}
$check = (array) $check;
return call_user_func_array( array($className, $method), $check );
}
/**
* Runs a regular expression match.
*
* @return boolean Success of match
* @access protected
*/
function _check() {
$_this = &Wpcf_Cake_Validation::getInstance();
if ( preg_match( $_this->regex, $_this->check ) ) {
$_this->error[] = false;
return true;
} else {
$_this->error[] = 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
* @access protected
*/
function _extract( $params ) {
$_this = &Wpcf_Cake_Validation::getInstance();
extract( $params, EXTR_OVERWRITE );
if ( isset( $check ) ) {
$_this->check = $check;
}
if ( isset( $regex ) ) {
$_this->regex = $regex;
}
if ( isset( $country ) ) {
$_this->country = strtolower( $country );
}
if ( isset( $deep ) ) {
$_this->deep = $deep;
}
if ( isset( $type ) ) {
$_this->type = $type;
}
}
/**
* Luhn algorithm
*
* @see http://en.wikipedia.org/wiki/Luhn_algorithm
* @return boolean Success
* @access protected
*/
function _luhn() {
$_this = &Wpcf_Cake_Validation::getInstance();
if ( $_this->deep !== true ) {
return true;
}
if ( $_this->check == 0 ) {
return false;
}
$sum = 0;
$length = strlen( $_this->check );
for ( $position = 1 - ($length % 2); $position < $length; $position += 2 ) {
$sum += $_this->check[$position];
}
for ( $position = ($length % 2); $position < $length; $position += 2 ) {
$number = $_this->check[$position] * 2;
$sum += ($number < 10) ? $number : $number - 9;
}
return ($sum % 10 == 0);
}
/*
* Lazily popualate the IP address patterns used for validations
*
* @return void
* @access private
*/
function __populateIp() {
if ( !isset( $this->__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})))(%.+)?';
$this->__pattern['IPv6'] = $pattern;
}
if ( !isset( $this->__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])';
$this->__pattern['IPv4'] = $pattern;
}
}
/**
* Reset internal variables for another validation run.
*
* @return void
* @access private
*/
function __reset() {
$this->check = null;
$this->regex = null;
$this->country = null;
$this->deep = null;
$this->type = null;
$this->error = array();
$this->errors = array();
}
}