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Diffstat (limited to 'lib/Zend/Validate/File/Upload.php')
| -rw-r--r-- | lib/Zend/Validate/File/Upload.php | 234 |
1 files changed, 234 insertions, 0 deletions
diff --git a/lib/Zend/Validate/File/Upload.php b/lib/Zend/Validate/File/Upload.php new file mode 100644 index 0000000..ddeb328 --- /dev/null +++ b/lib/Zend/Validate/File/Upload.php @@ -0,0 +1,234 @@ +<?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) 2005-2008 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'; + +/** + * Validator for the maximum size of a file up to a max of 2GB + * + * @category Zend + * @package Zend_Validate + * @copyright Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com) + * @license http://framework.zend.com/license/new-bsd New BSD License + */ +class Zend_Validate_File_Upload extends Zend_Validate_Abstract +{ + /**@#+ + * @const string Error constants + */ + const INI_SIZE = 'fileUploadErrorIniSize'; + const FORM_SIZE = 'fileUploadErrorFormSize'; + const PARTIAL = 'fileUploadErrorPartial'; + const NO_FILE = 'fileUploadErrorNoFile'; + const NO_TMP_DIR = 'fileUploadErrorNoTmpDir'; + const CANT_WRITE = 'fileUploadErrorCantWrite'; + const EXTENSION = 'fileUploadErrorExtension'; + const ATTACK = 'fileUploadErrorAttack'; + const FILE_NOT_FOUND = 'fileUploadErrorFileNotFound'; + const UNKNOWN = 'fileUploadErrorUnknown'; + /**@#-*/ + + /** + * @var array Error message templates + */ + protected $_messageTemplates = array( + self::INI_SIZE => "The file '%value%' exceeds the defined ini size", + self::FORM_SIZE => "The file '%value%' exceeds the defined form size", + self::PARTIAL => "The file '%value%' was only partially uploaded", + self::NO_FILE => "The file '%value%' was not uploaded", + self::NO_TMP_DIR => "No temporary directory was found for the file '%value%'", + self::CANT_WRITE => "The file '%value%' can't be written", + self::EXTENSION => "The extension returned an error while uploading the file '%value%'", + self::ATTACK => "The file '%value%' was illegal uploaded, possible attack", + self::FILE_NOT_FOUND => "The file '%value%' was not found", + self::UNKNOWN => "Unknown error while uploading the file '%value%'" + ); + + /** + * Internal array of files + * @var array + */ + protected $_files = array(); + + /** + * Sets validator options + * + * The array $files must be given in syntax of Zend_File_Transfer to be checked + * If no files are given the $_FILES array will be used automatically. + * NOTE: This validator will only work with HTTP POST uploads! + * + * @param array $files Array of files in syntax of Zend_File_Transfer + * @return void + */ + public function __construct($files = array()) + { + $this->setFiles($files); + } + + /** + * Returns the array of set files + * + * @param string $files (Optional) The file to return in detail + * @return array + * @throws Zend_Validate_Exception If file is not found + */ + public function getFiles($file = null) + { + if ($file !== null) { + $return = array(); + foreach ($this->_files as $name => $content) { + if ($name === $file) { + $return[$file] = $this->_files[$name]; + } + + if ($content['name'] === $file) { + $return[$name] = $this->_files[$name]; + } + } + + if (count($return) === 0) { + require_once 'Zend/Validate/Exception.php'; + throw new Zend_Validate_Exception("The file '$file' was not found"); + } + + return $return; + } + + return $this->_files; + } + + /** + * Sets the minimum filesize + * + * @param array $files The files to check in syntax of Zend_File_Transfer + * @return Zend_Validate_File_Upload Provides a fluent interface + */ + public function setFiles($files = array()) + { + if (count($files) === 0) { + $this->_files = $_FILES; + } else { + $this->_files = $files; + } + return $this; + } + + /** + * Defined by Zend_Validate_Interface + * + * Returns true if and only if the file was uploaded without errors + * + * @param string $value Single file to check for upload errors, when giving null the $_FILES array + * from initialization will be used + * @return boolean + */ + public function isValid($value, $file = null) + { + if (array_key_exists($value, $this->_files)) { + $files[$value] = $this->_files[$value]; + } else { + foreach ($this->_files as $file => $content) { + if ($content['name'] === $value) { + $files[$file] = $this->_files[$file]; + } + + if ($content['tmp_name'] === $value) { + $files[$file] = $this->_files[$file]; + } + } + } + + if (empty($files)) { + return $this->_throw($file, self::FILE_NOT_FOUND); + } + + foreach ($files as $file => $content) { + $this->_value = $file; + switch($content['error']) { + case 0: + if (!is_uploaded_file($content['tmp_name'])) { + $this->_throw($file, self::ATTACK); + } + break; + + case 1: + $this->_throw($file, self::INI_SIZE); + break; + + case 2: + $this->_throw($file, self::FORM_SIZE); + break; + + case 3: + $this->_throw($file, self::PARTIAL); + break; + + case 4: + $this->_throw($file, self::NO_FILE); + break; + + case 6: + $this->_throw($file, self::NO_TMP_DIR); + break; + + case 7: + $this->_throw($file, self::CANT_WRITE); + break; + + case 8: + $this->_throw($file, self::EXTENSION); + break; + + default: + $this->_throw($file, self::UNKNOWN); + break; + } + } + + if (count($this->_messages) > 0) { + return false; + } else { + return true; + } + } + + /** + * Throws an error of the given type + * + * @param string $file + * @param string $errorType + * @return false + */ + protected function _throw($file, $errorType) + { + if ($file !== null) { + if (is_array($file) and !empty($file['name'])) { + $this->_value = $file['name']; + } + } + + $this->_error($errorType); + return false; + } +} |