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Diffstat (limited to 'lib/Zend/Validate/File/FilesSize.php')
| -rw-r--r-- | lib/Zend/Validate/File/FilesSize.php | 163 |
1 files changed, 163 insertions, 0 deletions
diff --git a/lib/Zend/Validate/File/FilesSize.php b/lib/Zend/Validate/File/FilesSize.php new file mode 100644 index 0000000..ea8d085 --- /dev/null +++ b/lib/Zend/Validate/File/FilesSize.php @@ -0,0 +1,163 @@ +<?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_File_Size + */ +require_once 'Zend/Validate/File/Size.php'; + +/** + * Validator for the size of all files which will be validated in sum + * + * @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_FilesSize extends Zend_Validate_File_Size +{ + /** + * @const string Error constants + */ + const TOO_BIG = 'fileFilesSizeTooBig'; + const TOO_SMALL = 'fileFilesSizeTooSmall'; + const NOT_READABLE = 'fileFilesSizeNotReadable'; + + /** + * @var array Error message templates + */ + protected $_messageTemplates = array( + self::TOO_BIG => "All files in sum should have a maximum size of '%max%' but '%size%' were detected", + self::TOO_SMALL => "All files in sum should have a minimum size of '%min%' but '%size%' were detected", + self::NOT_READABLE => "One or more files can not be read" + ); + + /** + * Internal file array + * + * @var array + */ + protected $_files; + + /** + * Sets validator options + * + * Min limits the used diskspace for all files, when used with max=null it is the maximum filesize + * It also accepts an array with the keys 'min' and 'max' + * + * @param integer|array $min Minimum diskspace for all files + * @param integer $max Maximum diskspace for all files (deprecated) + * @param boolean $bytestring Use bytestring or real size ? (deprecated) + * @return void + */ + public function __construct($options) + { + $this->_files = array(); + $this->_setSize(0); + + if (1 < func_num_args()) { + trigger_error('Multiple constructor options are deprecated in favor of a single options array', E_USER_NOTICE); + if ($options instanceof Zend_Config) { + $options = $options->toArray(); + } elseif (is_scalar($options)) { + $options = array('min' => $options); + } elseif (!is_array($options)) { + require_once 'Zend/Validate/Exception.php'; + throw new Zend_Validate_Exception('Invalid options to validator provided'); + } + + $argv = func_get_args(); + array_shift($argv); + $options['max'] = array_shift($argv); + if (!empty($argv)) { + $options['bytestring'] = array_shift($argv); + } + } + + parent::__construct($options); + } + + /** + * Defined by Zend_Validate_Interface + * + * Returns true if and only if the disk usage of all files is at least min and + * not bigger than max (when max is not null). + * + * @param string|array $value Real file to check for size + * @param array $file File data from Zend_File_Transfer + * @return boolean + */ + public function isValid($value, $file = null) + { + require_once 'Zend/Loader.php'; + if (is_string($value)) { + $value = array($value); + } + + $min = $this->getMin(true); + $max = $this->getMax(true); + $size = $this->_getSize(); + foreach ($value as $files) { + // Is file readable ? + if (!Zend_Loader::isReadable($files)) { + $this->_throw($file, self::NOT_READABLE); + continue; + } + + if (!isset($this->_files[$files])) { + $this->_files[$files] = $files; + } else { + // file already counted... do not count twice + continue; + } + + // limited to 2GB files + $size += @filesize($files); + $this->_setSize($size); + if (($max !== null) && ($max < $size)) { + if ($this->useByteString()) { + $this->setMax($this->_toByteString($max)); + $this->_throw($file, self::TOO_BIG); + $this->setMax($max); + } else { + $this->_throw($file, self::TOO_BIG); + } + } + } + + // Check that aggregate files are >= minimum size + if (($min !== null) && ($size < $min)) { + if ($this->useByteString()) { + $this->setMin($this->_toByteString($min)); + $this->_throw($file, self::TOO_SMALL); + $this->setMin($min); + } else { + $this->_throw($file, self::TOO_SMALL); + } + } + + if (count($this->_messages) > 0) { + return false; + } + + return true; + } +} |