web/Zend/Validate/File/FilesSize.php
changeset 0 4eba9c11703f
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/web/Zend/Validate/File/FilesSize.php	Mon Dec 13 18:29:26 2010 +0100
@@ -0,0 +1,164 @@
+<?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) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license   http://framework.zend.com/license/new-bsd     New BSD License
+ * @version   $Id: FilesSize.php 20454 2010-01-20 22:50:59Z thomas $
+ */
+
+/**
+ * @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) 2005-2010 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|Zend_Config $options Options for this validator
+     * @return void
+     */
+    public function __construct($options)
+    {
+        $this->_files = array();
+        $this->_setSize(0);
+
+        if ($options instanceof Zend_Config) {
+            $options = $options->toArray();
+        } elseif (is_scalar($options)) {
+            $options = array('max' => $options);
+        } elseif (!is_array($options)) {
+            require_once 'Zend/Validate/Exception.php';
+            throw new Zend_Validate_Exception('Invalid options to validator provided');
+        }
+
+        if (1 < func_num_args()) {
+            $argv = func_get_args();
+            array_shift($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->_size = $size;
+            if (($max !== null) && ($max < $size)) {
+                if ($this->useByteString()) {
+                    $this->_max  = $this->_toByteString($max);
+                    $this->_size = $this->_toByteString($size);
+                    $this->_throw($file, self::TOO_BIG);
+                    $this->_max  = $max;
+                    $this->_size = $size;
+                } else {
+                    $this->_throw($file, self::TOO_BIG);
+                }
+            }
+        }
+
+        // Check that aggregate files are >= minimum size
+        if (($min !== null) && ($size < $min)) {
+            if ($this->useByteString()) {
+                $this->_min  = $this->_toByteString($min);
+                $this->_size = $this->_toByteString($size);
+                $this->_throw($file, self::TOO_SMALL);
+                $this->_min  = $min;
+                $this->_size = $size;
+            } else {
+                $this->_throw($file, self::TOO_SMALL);
+            }
+        }
+
+        if (count($this->_messages) > 0) {
+            return false;
+        }
+
+        return true;
+    }
+}