interface/modules/zend_modules/library/Zend/Filter/File/UpperCase.php

   1 <?php
   2 /**
   3  * Zend Framework (http://framework.zend.com/)
   4  *
   5  * @link      http://github.com/zendframework/zf2 for the canonical source repository
   6  * @copyright Copyright (c) 2005-2013 Zend Technologies USA Inc. (http://www.zend.com)
   7  * @license   http://framework.zend.com/license/new-bsd New BSD License
   8  */
   9
  10 namespace Zend\Filter\File;
  11
  12 use Zend\Filter\Exception;
  13 use Zend\Filter\StringToUpper;
  14
  15 class UpperCase extends StringToUpper
  16 {
  17     /**
  18      * Defined by Zend\Filter\FilterInterface
  19      *
  20      * Does a lowercase on the content of the given file
  21      *
  22      * @param  string|array $value Full path of file to change or $_FILES data array
  23      * @return string|array The given $value
  24      * @throws Exception\RuntimeException
  25      * @throws Exception\InvalidArgumentException
  26      */
  27     public function filter($value)
  28     {
  29         // An uploaded file? Retrieve the 'tmp_name'
  30         $isFileUpload = (is_array($value) && isset($value['tmp_name']));
  31         if ($isFileUpload) {
  32             $uploadData = $value;
  33             $value      = $value['tmp_name'];
  34         }
  35
  36         if (!file_exists($value)) {
  37             throw new Exception\InvalidArgumentException("File '$value' not found");
  38         }
  39
  40         if (!is_writable($value)) {
  41             throw new Exception\InvalidArgumentException("File '$value' is not writable");
  42         }
  43
  44         $content = file_get_contents($value);
  45         if (!$content) {
  46             throw new Exception\RuntimeException("Problem while reading file '$value'");
  47         }
  48
  49         $content = parent::filter($content);
  50         $result  = file_put_contents($value, $content);
  51
  52         if (!$result) {
  53             throw new Exception\RuntimeException("Problem while writing file '$value'");
  54         }
  55
  56         if ($isFileUpload) {
  57             return $uploadData;
  58         }
  59         return $value;
  60     }
  61 }