Source of file Alpha.php
Size: 2,101 Bytes - Last Modified: 2014-03-12T23:21:18+01:00
/home/theseer/Downloads/ZendFramework-2.3.0/library/Zend/I18n/Validator/Alpha.php
12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061626364656667686970717273747576777879808182 | <?php /** * Zend Framework (http://framework.zend.com/) * * @link http://github.com/zendframework/zf2 for the canonical source repository * @copyright Copyright (c) 2005-2014 Zend Technologies USA Inc. (http://www.zend.com) * @license http://framework.zend.com/license/new-bsd New BSD License */ namespace Zend\I18n\Validator; use Zend\I18n\Filter\Alpha as AlphaFilter; class Alpha extends Alnum { const INVALID = 'alphaInvalid'; const NOT_ALPHA = 'notAlpha'; const STRING_EMPTY = 'alphaStringEmpty'; /** * Alphabetic filter used for validation * * @var AlphaFilter */ protected static $filter = null; /** * Validation failure message template definitions * * @var array */ protected $messageTemplates = array( self::INVALID => "Invalid type given. String expected", self::NOT_ALPHA => "The input contains non alphabetic characters", self::STRING_EMPTY => "The input is an empty string" ); /** * Options for this validator * * @var array */ protected $options = array( 'allowWhiteSpace' => false, // Whether to allow white space characters; off by default ); /** * Returns true if and only if $value contains only alphabetic characters * * @param string $value * @return bool */ public function isValid($value) { if (!is_string($value)) { $this->error(self::INVALID); return false; } $this->setValue($value); if ('' === $value) { $this->error(self::STRING_EMPTY); return false; } if (null === static::$filter) { static::$filter = new AlphaFilter(); } //static::$filter->setAllowWhiteSpace($this->allowWhiteSpace); static::$filter->setAllowWhiteSpace($this->options['allowWhiteSpace']); if ($value !== static::$filter->filter($value)) { $this->error(self::NOT_ALPHA); return false; } return true; } } |