/pnfileinfoapi/retrievefileinfo.php

<?php

/**

 * MediaAttach

 *

 * @version      $Id: $

 * @author       Axel Guckelsberger

 * @link         http://guite.de

 * @copyright    Copyright (C) 2008 by Guite

 * @license      http://www.gnu.org/copyleft/gpl.html GNU General Public License

 */



@ini_set('memory_limit', '512M');



/**

 * retrieve file information

 *

 * @param    file     array    the file array

 * @return   array    file information array

 */

function MediaAttach_fileinfoapi_retrievefileinfo($args)

{

    $dom = ZLanguage::getModuleDomain('MediaAttach');

    if (!isset($args['file']) || !is_array($args['file'])) {

        return LogUtil::registerError(__('Error! Could not do what you wanted. Please check your input.', $dom));

    }



    $file = $args['file'];

    $filename = pnModGetVar('MediaAttach', 'uploaddir') . '/' . $file['filename'];

    unset($args);



    $filenameOS = DataUtil::formatForOS($filename, true);

    if (!is_file($filenameOS) || !file_exists($filenameOS)) {

        return LogUtil::registerError(__('Error! Could not do what you wanted. Please check your input.', $dom));

    }



    $fileInfo = pnModAPIFunc('MediaAttach', 'fileinfo', 'getcachedinfo', array('fileid' => $file['fileid']));



    if ($fileInfo != false) {

        return $fileInfo;

    }



    Loader::requireOnce('modules/MediaAttach/pnincludes/getid3/getid3/getid3.php');



    $getID3 = new getID3;

//    $getID3->encoding = 'UTF-8';

//    set_time_limit(30);



    $threshold = 52428800;



    // auto-get md5_data, md5_file, sha1_data, sha1_file if filesize < 50MB

    $hashesBool = (bool) (filesize($filenameOS) < $threshold);

    $getID3->option_md5_data  = $hashesBool;

    $getID3->option_sha1_data = $hashesBool;



    $analyzeBool = (bool) (filesize($filenameOS) < $threshold);

//TODO: threshold size

$analyzeBool = true;



    if ($analyzeBool) {

        $fileInfo = $getID3->analyze($filenameOS);

    }



    if ($hashesBool) {

        $fileInfo['md5_file']  = getid3_lib::md5_file($filenameOS);

        $fileInfo['sha1_file'] = getid3_lib::sha1_file($filenameOS);

    }



    // copy data from all subarrays of [tags] into [comments] so

    // metadata is all available in one location for all tag formats

    getid3_lib::CopyTagsToComments($fileInfo);



    //strip off unneeded fields

    unset($fileInfo['GETID3_VERSION']);

    unset($fileInfo['filename']);

    unset($fileInfo['filepath']);

    unset($fileInfo['filenamepath']);



    $fileInfo['fileformat'] = pnModAPIFunc('MediaAttach', 'fileinfo', 'nicefileformatdisplay', array('fileinfo' => $fileInfo));



    // we need only 'comments_html' for now

    if (isset($fileInfo['tags'])) unset($fileInfo['tags']);

    if (isset($fileInfo['tags_html'])) unset($fileInfo['tags_html']);

    if (isset($fileInfo['comments'])) unset($fileInfo['comments']);



    //make sure some specific fields exist

    if (!isset($fileInfo['fileformat'])) $fileInfo['fileformat'] = '';

    if (!isset($fileInfo['filesize'])) $fileInfo['filesize'] = '';

    if (!isset($fileInfo['mime_type'])) $fileInfo['mime_type'] = '';

    if (!isset($fileInfo['encoding'])) $fileInfo['encoding'] = '';



    if (!isset($fileInfo['bitrate'])) $fileInfo['bitrate'] = '';

    if (!isset($fileInfo['playtime_seconds'])) $fileInfo['playtime_seconds'] = '';

    if (!isset($fileInfo['playtime_string'])) $fileInfo['playtime_string'] = '';



    if (!isset($fileInfo['md5_file'])) $fileInfo['md5_file'] = '';

    if (!isset($fileInfo['md5_data_source'])) $fileInfo['md5_data_source'] = '';

    if (!isset($fileInfo['md5_data'])) $fileInfo['md5_data'] = '';

    if (!isset($fileInfo['sha1_file'])) $fileInfo['sha1_file'] = '';

    if (!isset($fileInfo['sha1_data'])) $fileInfo['sha1_data'] = '';



    if (!isset($fileInfo['audio'])) $fileInfo['audio'] = array();

    if (!isset($fileInfo['audio']['bitrate'])) $fileInfo['audio']['bitrate'] = '';

    if (!isset($fileInfo['audio']['bitrate_mode'])) $fileInfo['audio']['bitrate_mode'] = '';

    if (!isset($fileInfo['audio']['sample_rate'])) $fileInfo['audio']['sample_rate'] = '';

    if (!isset($fileInfo['audio']['bits_per_sample'])) $fileInfo['audio']['bits_per_sample'] = '';

    if (!isset($fileInfo['audio']['channelmode'])) $fileInfo['audio']['channelmode'] = '';

    if (!isset($fileInfo['audio']['channels'])) $fileInfo['audio']['channels'] = '';

    if (!isset($fileInfo['audio']['codec'])) $fileInfo['audio']['codec'] = '';

    if (!isset($fileInfo['audio']['encoder'])) $fileInfo['audio']['encoder'] = '';

    if (!isset($fileInfo['audio']['compression_ratio'])) $fileInfo['audio']['compression_ratio'] = '';

    if (!isset($fileInfo['audio']['lossless'])) $fileInfo['audio']['lossless'] = '';



    if (!isset($fileInfo['video'])) $fileInfo['video'] = array();

    if (!isset($fileInfo['video']['bitrate'])) $fileInfo['video']['bitrate'] = '';

    if (!isset($fileInfo['video']['bitrate_mode'])) $fileInfo['video']['bitrate_mode'] = '';

    if (!isset($fileInfo['video']['bits_per_sample'])) $fileInfo['video']['bits_per_sample'] = '';

    if (!isset($fileInfo['video']['frame_rate'])) $fileInfo['video']['frame_rate'] = '';

    if (!isset($fileInfo['video']['pixel_aspect_ratio'])) $fileInfo['video']['pixel_aspect_ratio'] = '';

    if (!isset($fileInfo['video']['codec'])) $fileInfo['video']['codec'] = '';

    if (!isset($fileInfo['video']['encoder'])) $fileInfo['video']['encoder'] = '';

    if (!isset($fileInfo['video']['compression_ratio'])) $fileInfo['video']['compression_ratio'] = '';

    if (!isset($fileInfo['video']['lossless'])) $fileInfo['video']['lossless'] = '';



    if (!isset($fileInfo['video']['resolution_x'])) $fileInfo['video']['resolution_x'] = '';

    if (!isset($fileInfo['video']['resolution_y'])) $fileInfo['video']['resolution_y'] = '';



    if (!isset($fileInfo['swf'])) $fileInfo['swf'] = array();

    if (!isset($fileInfo['swf']['bgcolor'])) $fileInfo['swf']['bgcolor'] = '';



    if (!isset($fileInfo['comments_html'])) $fileInfo['comments_html'] = array();



    if (!pnModAPIFunc('MediaAttach', 'fileinfo', 'cacheinfo', array('fileid' => $file['fileid'], 'data' => $fileInfo))) {

        LogUtil::registerStatus('Notice: file information could not be cached.');

    }



    return $fileInfo;

}