westdc-zf1/application/models/validator/Confirmation.php

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2009-03-06 03:20:46 +00:00
<?php
class Validator_Confirmation extends Zend_Validate_Abstract {
const NOT_MATCH = 'ConfirmationNotMatch';
protected $_messageTemplates = array(
self::NOT_MATCH => 'Confirmation does not match'
);
/**
* The fields that the current element needs to match
*
* @var array
*/
protected $_fieldsToMatch = array();
/**
* Constructor of this validator
*
* The argument to this constructor is the third argument to the elements' addValidator
* method.
*
* @param array|string $fieldsToMatch
*/
public function __construct($fieldsToMatch = array()) {
if (is_array($fieldsToMatch)) {
foreach ($fieldsToMatch as $field) {
$this->_fieldsToMatch[] = (string) $field;
}
} else {
$this->_fieldsToMatch[] = (string) $fieldsToMatch;
}
}
/**
* Check if the element using this validator is valid
*
* This method will compare the $value of the element to the other elements
* it needs to match. If they all match, the method returns true.
*
* @param $value string
* @param $context array All other elements from the form
* @return boolean Returns true if the element is valid
*/
public function isValid($value, $context = null) {
$value = (string) $value;
$this->_setValue($value);
$error = false;
foreach ($this->_fieldsToMatch as $fieldName) {
if (!isset($context[$fieldName]) || $value !== $context[$fieldName]) {
$error = true;
$this->_error(self::NOT_MATCH);
break;
}
}
return !$error;
}
}