Source of file ExcludeExtension.php
Size: 2,713 Bytes - Last Modified: 2014-03-12T23:21:18+01:00
/home/theseer/Downloads/ZendFramework-2.3.0/library/Zend/Validator/File/ExcludeExtension.php
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687 | <?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\Validator\File; use Zend\Validator\Exception; /** * Validator for the excluding file extensions */ class ExcludeExtension extends Extension { /** * @const string Error constants */ const FALSE_EXTENSION = 'fileExcludeExtensionFalse'; const NOT_FOUND = 'fileExcludeExtensionNotFound'; /** * @var array Error message templates */ protected $messageTemplates = array( self::FALSE_EXTENSION => "File has an incorrect extension", self::NOT_FOUND => "File is not readable or does not exist", ); /** * Returns true if and only if the file extension of $value is not included in the * set extension list * * @param string|array $value Real file to check for extension * @param array $file File data from \Zend\File\Transfer\Transfer (optional) * @return bool */ public function isValid($value, $file = null) { if (is_string($value) && is_array($file)) { // Legacy Zend\Transfer API support $filename = $file['name']; $file = $file['tmp_name']; } elseif (is_array($value)) { if (!isset($value['tmp_name']) || !isset($value['name'])) { throw new Exception\InvalidArgumentException( 'Value array must be in $_FILES format' ); } $file = $value['tmp_name']; $filename = $value['name']; } else { $file = $value; $filename = basename($file); } $this->setValue($filename); // Is file readable ? if (empty($file) || false === stream_resolve_include_path($file)) { $this->error(self::NOT_FOUND); return false; } $extension = substr($filename, strrpos($filename, '.') + 1); $extensions = $this->getExtension(); if ($this->getCase() && (!in_array($extension, $extensions))) { return true; } elseif (!$this->getCase()) { foreach ($extensions as $ext) { if (strtolower($ext) == strtolower($extension)) { $this->error(self::FALSE_EXTENSION); return false; } } return true; } $this->error(self::FALSE_EXTENSION); return false; } } |