vendor/james-heinrich/getid3/demos/demo.mimeonly.php

   1 <?php
   2 /////////////////////////////////////////////////////////////////
   3 /// getID3() by James Heinrich <info@getid3.org>               //
   4 //  available at http://getid3.sourceforge.net                 //
   5 //            or http://www.getid3.org                         //
   6 //          also https://github.com/JamesHeinrich/getID3       //
   7 /////////////////////////////////////////////////////////////////
   8 //                                                             //
   9 // /demo/demo.mimeonly.php - part of getID3()                  //
  10 // Sample script for scanning a single file and returning only //
  11 // the MIME information                                        //
  12 // See readme.txt for more details                             //
  13 //                                                            ///
  14 /////////////////////////////////////////////////////////////////
  15
  16 die('Due to a security issue, this demo has been disabled. It can be enabled by removing line '.__LINE__.' in '.$_SERVER['PHP_SELF']);
  17
  18
  19 echo '<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">';
  20 echo '<html><head><title>getID3 demos - MIME type only</title><style type="text/css">BODY, TD, TH { font-family: sans-serif; font-size: 10pt; }</style></head><body>';
  21
  22 if (!empty($_REQUEST['filename'])) {
  23
  24         echo 'The file "'.htmlentities($_REQUEST['filename']).'" has a MIME type of "'.htmlentities(GetMIMEtype($_REQUEST['filename'])).'"';
  25
  26 } else {
  27
  28         echo 'Usage: <span style="font-family: monospace;">'.htmlentities($_SERVER['PHP_SELF']).'?filename=<i>filename.ext</i></span>';
  29
  30 }
  31
  32
  33 function GetMIMEtype($filename) {
  34         $filename = realpath($filename);
  35         if (!file_exists($filename)) {
  36                 echo 'File does not exist: "'.htmlentities($filename).'"<br>';
  37                 return '';
  38         } elseif (!is_readable($filename)) {
  39                 echo 'File is not readable: "'.htmlentities($filename).'"<br>';
  40                 return '';
  41         }
  42
  43         // include getID3() library (can be in a different directory if full path is specified)
  44         require_once('../getid3/getid3.php');
  45         // Initialize getID3 engine
  46         $getID3 = new getID3;
  47
  48         $DeterminedMIMEtype = '';
  49         if ($fp = fopen($filename, 'rb')) {
  50                 $getID3->openfile($filename);
  51                 if (empty($getID3->info['error'])) {
  52
  53                         // ID3v2 is the only tag format that might be prepended in front of files, and it's non-trivial to skip, easier just to parse it and know where to skip to
  54                         getid3_lib::IncludeDependency(GETID3_INCLUDEPATH.'module.tag.id3v2.php', __FILE__, true);
  55                         $getid3_id3v2 = new getid3_id3v2($getID3);
  56                         $getid3_id3v2->Analyze();
  57
  58                         fseek($fp, $getID3->info['avdataoffset'], SEEK_SET);
  59                         $formattest = fread($fp, 16);  // 16 bytes is sufficient for any format except ISO CD-image
  60                         fclose($fp);
  61
  62                         $DeterminedFormatInfo = $getID3->GetFileFormat($formattest);
  63                         $DeterminedMIMEtype = $DeterminedFormatInfo['mime_type'];
  64
  65                 } else {
  66                         echo 'Failed to getID3->openfile "'.htmlentities($filename).'"<br>';
  67                 }
  68         } else {
  69                 echo 'Failed to fopen "'.htmlentities($filename).'"<br>';
  70         }
  71         return $DeterminedMIMEtype;
  72 }
  73
  74 echo '</body></html>';