Просмотр архива centr bangi


<?php

/////////////////////////////////////////////////////////////////

/// getID3() by James Heinrich <info@getid3.org>               //

//  available at http://getid3.sourceforge.net                 //

//            or http://www.getid3.org                         //

/////////////////////////////////////////////////////////////////

// See readme.txt for more details                             //

/////////////////////////////////////////////////////////////////

//                                                             //

// module.archive.szip.php                                     //

// module for analyzing SZIP compressed files                  //

// dependencies: NONE                                          //

//                                                            ///

/////////////////////////////////////////////////////////////////





class getid3_szip

{



    function getid3_szip(&$fd, &$ThisFileInfo) {



        fseek($fd, $ThisFileInfo['avdataoffset'], SEEK_SET);

        $SZIPHeader = fread($fd, 6);

        if (substr($SZIPHeader, 0, 4) != 'SZ'."x0Ax04") {

            $ThisFileInfo['error'][] = 'Expecting "SZ[x0A][x04]" at offset '.$ThisFileInfo['avdataoffset'].', found "'.substr($SZIPHeader, 0, 4).'"';

            return false;

        }



        $ThisFileInfo['fileformat']            = 'szip';



        $ThisFileInfo['szip']['major_version'] = getid3_lib::BigEndian2Int(substr($SZIPHeader, 4, 1));

        $ThisFileInfo['szip']['minor_version'] = getid3_lib::BigEndian2Int(substr($SZIPHeader, 5, 1));



        while (!feof($fd)) {

            $NextBlockID = fread($fd, 2);

            switch ($NextBlockID) {

                case 'SZ':

                    // Note that szip files can be concatenated, this has the same effect as

                    // concatenating the files. this also means that global header blocks

                    // might be present between directory/data blocks.

                    fseek($fd, 4, SEEK_CUR);

                    break;



                case 'BH':

                    $BHheaderbytes  = getid3_lib::BigEndian2Int(fread($fd, 3));

                    $BHheaderdata   = fread($fd, $BHheaderbytes);

                    $BHheaderoffset = 0;

                    while (strpos($BHheaderdata, "x00", $BHheaderoffset) > 0) {

                        //filename as  terminated string  (empty string indicates end)

                        //owner as  terminated string (empty is same as last file)

                        //group as  terminated string (empty is same as last file)

                        //3 byte filelength in this block

                        //2 byte access flags

                        //4 byte creation time (like in unix)

                        //4 byte modification time (like in unix)

                        //4 byte access time (like in unix)



                        $BHdataArray['filename'] = substr($BHheaderdata, $BHheaderoffset, strcspn($BHheaderdata, "x00"));

                        $BHheaderoffset += (strlen($BHdataArray['filename']) + 1);



                        $BHdataArray['owner'] = substr($BHheaderdata, $BHheaderoffset, strcspn($BHheaderdata, "x00"));

                        $BHheaderoffset += (strlen($BHdataArray['owner']) + 1);



                        $BHdataArray['group'] = substr($BHheaderdata, $BHheaderoffset, strcspn($BHheaderdata, "x00"));

                        $BHheaderoffset += (strlen($BHdataArray['group']) + 1);



                        $BHdataArray['filelength'] = getid3_lib::BigEndian2Int(substr($BHheaderdata, $BHheaderoffset, 3));

                        $BHheaderoffset += 3;



                        $BHdataArray['access_flags'] = getid3_lib::BigEndian2Int(substr($BHheaderdata, $BHheaderoffset, 2));

                        $BHheaderoffset += 2;



                        $BHdataArray['creation_time'] = getid3_lib::BigEndian2Int(substr($BHheaderdata, $BHheaderoffset, 4));

                        $BHheaderoffset += 4;



                        $BHdataArray['modification_time'] = getid3_lib::BigEndian2Int(substr($BHheaderdata, $BHheaderoffset, 4));

                        $BHheaderoffset += 4;



                        $BHdataArray['access_time'] = getid3_lib::BigEndian2Int(substr($BHheaderdata, $BHheaderoffset, 4));

                        $BHheaderoffset += 4;



                        $ThisFileInfo['szip']['BH'][] = $BHdataArray;

                    }

                    break;



                default:

                    break 2;

            }

        }



        return true;



    }



}



?>