150 Zeilen
3,9 KiB
PHP
150 Zeilen
3,9 KiB
PHP
<?php
|
|
/**
|
|
* Zend Framework
|
|
*
|
|
* LICENSE
|
|
*
|
|
* This source file is subject to the new BSD license that is bundled
|
|
* with this package in the file LICENSE.txt.
|
|
* It is also available through the world-wide-web at this URL:
|
|
* http://framework.zend.com/license/new-bsd
|
|
* If you did not receive a copy of the license and are unable to
|
|
* obtain it through the world-wide-web, please send an email
|
|
* to license@zend.com so we can send you a copy immediately.
|
|
*
|
|
* @category Zend
|
|
* @package Zend_Validate
|
|
* @copyright Copyright (c) 2005-2011 Zend Technologies USA Inc. (http://www.zend.com)
|
|
* @license http://framework.zend.com/license/new-bsd New BSD License
|
|
* @version $Id$
|
|
*/
|
|
|
|
/**
|
|
* @see Zend_Validate_Abstract
|
|
*/
|
|
require_once 'Zend/Validate/Abstract.php';
|
|
|
|
/**
|
|
* @category Zend
|
|
* @package Zend_Validate
|
|
* @copyright Copyright (c) 2005-2011 Zend Technologies USA Inc. (http://www.zend.com)
|
|
* @license http://framework.zend.com/license/new-bsd New BSD License
|
|
*/
|
|
class Zend_Validate_Alpha extends Zend_Validate_Abstract
|
|
{
|
|
const INVALID = 'alphaInvalid';
|
|
const NOT_ALPHA = 'notAlpha';
|
|
const STRING_EMPTY = 'alphaStringEmpty';
|
|
|
|
/**
|
|
* Whether to allow white space characters; off by default
|
|
*
|
|
* @var boolean
|
|
* @deprecated
|
|
*/
|
|
public $allowWhiteSpace;
|
|
|
|
/**
|
|
* Alphabetic filter used for validation
|
|
*
|
|
* @var Zend_Filter_Alpha
|
|
*/
|
|
protected static $_filter = null;
|
|
|
|
/**
|
|
* Validation failure message template definitions
|
|
*
|
|
* @var array
|
|
*/
|
|
protected $_messageTemplates = array(
|
|
self::INVALID => "Invalid type given. String expected",
|
|
self::NOT_ALPHA => "'%value%' contains non alphabetic characters",
|
|
self::STRING_EMPTY => "'%value%' is an empty string"
|
|
);
|
|
|
|
/**
|
|
* Sets default option values for this instance
|
|
*
|
|
* @param boolean|Zend_Config $allowWhiteSpace
|
|
* @return void
|
|
*/
|
|
public function __construct($allowWhiteSpace = false)
|
|
{
|
|
if ($allowWhiteSpace instanceof Zend_Config) {
|
|
$allowWhiteSpace = $allowWhiteSpace->toArray();
|
|
}
|
|
|
|
if (is_array($allowWhiteSpace)) {
|
|
if (array_key_exists('allowWhiteSpace', $allowWhiteSpace)) {
|
|
$allowWhiteSpace = $allowWhiteSpace['allowWhiteSpace'];
|
|
} else {
|
|
$allowWhiteSpace = false;
|
|
}
|
|
}
|
|
|
|
$this->allowWhiteSpace = (boolean) $allowWhiteSpace;
|
|
}
|
|
|
|
/**
|
|
* Returns the allowWhiteSpace option
|
|
*
|
|
* @return boolean
|
|
*/
|
|
public function getAllowWhiteSpace()
|
|
{
|
|
return $this->allowWhiteSpace;
|
|
}
|
|
|
|
/**
|
|
* Sets the allowWhiteSpace option
|
|
*
|
|
* @param boolean $allowWhiteSpace
|
|
* @return Zend_Filter_Alpha Provides a fluent interface
|
|
*/
|
|
public function setAllowWhiteSpace($allowWhiteSpace)
|
|
{
|
|
$this->allowWhiteSpace = (boolean) $allowWhiteSpace;
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Defined by Zend_Validate_Interface
|
|
*
|
|
* Returns true if and only if $value contains only alphabetic characters
|
|
*
|
|
* @param string $value
|
|
* @return boolean
|
|
*/
|
|
public function isValid($value)
|
|
{
|
|
if (!is_string($value)) {
|
|
$this->_error(self::INVALID);
|
|
return false;
|
|
}
|
|
|
|
$this->_setValue($value);
|
|
|
|
if ('' === $value) {
|
|
$this->_error(self::STRING_EMPTY);
|
|
return false;
|
|
}
|
|
|
|
if (null === self::$_filter) {
|
|
/**
|
|
* @see Zend_Filter_Alpha
|
|
*/
|
|
require_once 'Zend/Filter/Alpha.php';
|
|
self::$_filter = new Zend_Filter_Alpha();
|
|
}
|
|
|
|
self::$_filter->allowWhiteSpace = $this->allowWhiteSpace;
|
|
|
|
if ($value !== self::$_filter->filter($value)) {
|
|
$this->_error(self::NOT_ALPHA);
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
}
|