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E:/E/GEAMP/www/openbiz/openbiz/others/Zend/Validate/Digits.php

00001 <?php
00002 
00027 require_once 'Zend/Validate/Abstract.php';
00028 
00029 
00036 class Zend_Validate_Digits extends Zend_Validate_Abstract
00037 {
00038     const NOT_DIGITS   = 'notDigits';
00039     const STRING_EMPTY = 'stringEmpty';
00040     const INVALID      = 'digitsInvalid';
00041 
00047     protected static $_filter = null;
00048 
00054     protected $_messageTemplates = array(
00055         self::NOT_DIGITS   => "'%value%' contains not only digit characters",
00056         self::STRING_EMPTY => "'%value%' is an empty string",
00057         self::INVALID      => "Invalid type given, value should be string, integer or float",
00058     );
00059 
00068     public function isValid($value)
00069     {
00070         if (!is_string($value) && !is_int($value) && !is_float($value)) {
00071             $this->_error(self::INVALID);
00072             return false;
00073         }
00074 
00075         $this->_setValue((string) $value);
00076 
00077         if ('' === $this->_value) {
00078             $this->_error(self::STRING_EMPTY);
00079             return false;
00080         }
00081 
00082         if (null === self::$_filter) {
00083             require_once 'Zend/Filter/Digits.php';
00084             self::$_filter = new Zend_Filter_Digits();
00085         }
00086 
00087         if ($this->_value !== self::$_filter->filter($this->_value)) {
00088             $this->_error(self::NOT_DIGITS);
00089             return false;
00090         }
00091 
00092         return true;
00093     }
00094 
00095 }

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