web/lib/Zend/Validate/File/FilesSize.php
changeset 64 162c1de6545a
parent 19 1c2f13fd785c
child 68 ecaf28ffe26e
equal deleted inserted replaced
63:5b37998e522e 64:162c1de6545a
       
     1 <?php
       
     2 /**
       
     3  * Zend Framework
       
     4  *
       
     5  * LICENSE
       
     6  *
       
     7  * This source file is subject to the new BSD license that is bundled
       
     8  * with this package in the file LICENSE.txt.
       
     9  * It is also available through the world-wide-web at this URL:
       
    10  * http://framework.zend.com/license/new-bsd
       
    11  * If you did not receive a copy of the license and are unable to
       
    12  * obtain it through the world-wide-web, please send an email
       
    13  * to license@zend.com so we can send you a copy immediately.
       
    14  *
       
    15  * @category  Zend
       
    16  * @package   Zend_Validate
       
    17  * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
       
    18  * @license   http://framework.zend.com/license/new-bsd     New BSD License
       
    19  * @version   $Id: FilesSize.php 20454 2010-01-20 22:50:59Z thomas $
       
    20  */
       
    21 
       
    22 /**
       
    23  * @see Zend_Validate_File_Size
       
    24  */
       
    25 require_once 'Zend/Validate/File/Size.php';
       
    26 
       
    27 /**
       
    28  * Validator for the size of all files which will be validated in sum
       
    29  *
       
    30  * @category  Zend
       
    31  * @package   Zend_Validate
       
    32  * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
       
    33  * @license   http://framework.zend.com/license/new-bsd     New BSD License
       
    34  */
       
    35 class Zend_Validate_File_FilesSize extends Zend_Validate_File_Size
       
    36 {
       
    37     /**
       
    38      * @const string Error constants
       
    39      */
       
    40     const TOO_BIG      = 'fileFilesSizeTooBig';
       
    41     const TOO_SMALL    = 'fileFilesSizeTooSmall';
       
    42     const NOT_READABLE = 'fileFilesSizeNotReadable';
       
    43 
       
    44     /**
       
    45      * @var array Error message templates
       
    46      */
       
    47     protected $_messageTemplates = array(
       
    48         self::TOO_BIG      => "All files in sum should have a maximum size of '%max%' but '%size%' were detected",
       
    49         self::TOO_SMALL    => "All files in sum should have a minimum size of '%min%' but '%size%' were detected",
       
    50         self::NOT_READABLE => "One or more files can not be read",
       
    51     );
       
    52 
       
    53     /**
       
    54      * Internal file array
       
    55      *
       
    56      * @var array
       
    57      */
       
    58     protected $_files;
       
    59 
       
    60     /**
       
    61      * Sets validator options
       
    62      *
       
    63      * Min limits the used diskspace for all files, when used with max=null it is the maximum filesize
       
    64      * It also accepts an array with the keys 'min' and 'max'
       
    65      *
       
    66      * @param  integer|array|Zend_Config $options Options for this validator
       
    67      * @return void
       
    68      */
       
    69     public function __construct($options)
       
    70     {
       
    71         $this->_files = array();
       
    72         $this->_setSize(0);
       
    73 
       
    74         if ($options instanceof Zend_Config) {
       
    75             $options = $options->toArray();
       
    76         } elseif (is_scalar($options)) {
       
    77             $options = array('max' => $options);
       
    78         } elseif (!is_array($options)) {
       
    79             require_once 'Zend/Validate/Exception.php';
       
    80             throw new Zend_Validate_Exception('Invalid options to validator provided');
       
    81         }
       
    82 
       
    83         if (1 < func_num_args()) {
       
    84             $argv = func_get_args();
       
    85             array_shift($argv);
       
    86             $options['max'] = array_shift($argv);
       
    87             if (!empty($argv)) {
       
    88                 $options['bytestring'] = array_shift($argv);
       
    89             }
       
    90         }
       
    91 
       
    92         parent::__construct($options);
       
    93     }
       
    94 
       
    95     /**
       
    96      * Defined by Zend_Validate_Interface
       
    97      *
       
    98      * Returns true if and only if the disk usage of all files is at least min and
       
    99      * not bigger than max (when max is not null).
       
   100      *
       
   101      * @param  string|array $value Real file to check for size
       
   102      * @param  array        $file  File data from Zend_File_Transfer
       
   103      * @return boolean
       
   104      */
       
   105     public function isValid($value, $file = null)
       
   106     {
       
   107         require_once 'Zend/Loader.php';
       
   108         if (is_string($value)) {
       
   109             $value = array($value);
       
   110         }
       
   111 
       
   112         $min  = $this->getMin(true);
       
   113         $max  = $this->getMax(true);
       
   114         $size = $this->_getSize();
       
   115         foreach ($value as $files) {
       
   116             // Is file readable ?
       
   117             if (!Zend_Loader::isReadable($files)) {
       
   118                 $this->_throw($file, self::NOT_READABLE);
       
   119                 continue;
       
   120             }
       
   121 
       
   122             if (!isset($this->_files[$files])) {
       
   123                 $this->_files[$files] = $files;
       
   124             } else {
       
   125                 // file already counted... do not count twice
       
   126                 continue;
       
   127             }
       
   128 
       
   129             // limited to 2GB files
       
   130             $size += @filesize($files);
       
   131             $this->_size = $size;
       
   132             if (($max !== null) && ($max < $size)) {
       
   133                 if ($this->useByteString()) {
       
   134                     $this->_max  = $this->_toByteString($max);
       
   135                     $this->_size = $this->_toByteString($size);
       
   136                     $this->_throw($file, self::TOO_BIG);
       
   137                     $this->_max  = $max;
       
   138                     $this->_size = $size;
       
   139                 } else {
       
   140                     $this->_throw($file, self::TOO_BIG);
       
   141                 }
       
   142             }
       
   143         }
       
   144 
       
   145         // Check that aggregate files are >= minimum size
       
   146         if (($min !== null) && ($size < $min)) {
       
   147             if ($this->useByteString()) {
       
   148                 $this->_min  = $this->_toByteString($min);
       
   149                 $this->_size = $this->_toByteString($size);
       
   150                 $this->_throw($file, self::TOO_SMALL);
       
   151                 $this->_min  = $min;
       
   152                 $this->_size = $size;
       
   153             } else {
       
   154                 $this->_throw($file, self::TOO_SMALL);
       
   155             }
       
   156         }
       
   157 
       
   158         if (count($this->_messages) > 0) {
       
   159             return false;
       
   160         }
       
   161 
       
   162         return true;
       
   163     }
       
   164 }