137 lines
3.5 KiB
PHP
137 lines
3.5 KiB
PHP
<?php
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include "_db.php";
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try {
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$db = new PDO('mysql:host='.$DBHost.';dbname='.$DBName.';charset=utf8', $DBUser, $DBPass);
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} catch (PDOException $e) {
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print "Error!: " . $e->getMessage() . "<br/>";
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die();
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}
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function GetTSFiles($file){
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if (file_exists($file)) {
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$file = file_get_contents($file);
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if (preg_match_all("/(.*?).ts/", $file, $data)) {
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return $data[0];
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}
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}
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return false;
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}
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function ClientConnected(){
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if (connection_status() != CONNECTION_NORMAL || connection_aborted()) {
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return false;
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}
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return true;
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}
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function ReadConfig(){
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global $db;
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$sql="select * from config";
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$st=$db->prepare($sql);
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$st->execute();
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$data=$st->fetchAll();
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return $data;
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}
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function GetConfig($Config, $ConfigName){
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for($i=0;$i<count($Config);$i++){
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if($Config[$i]["ConfigName"]==$ConfigName){
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return $Config[$i]["ConfigValue"];
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}
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}
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}
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function GetChannel($ChID){
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global $db;
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$sql="select AudioID, VideoID, Manifest, KID, `Key`, VariantID, ChannelName
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from channels
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where channels.ID=:ID";
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$st=$db->prepare($sql);
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$st->bindParam(":ID", $ChID);
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$st->execute();
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$line= $st->fetch();
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return $line;
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}
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function readfile_chunked($filename) {
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$chunksize = 4*(1024);
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$buffer = '';
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$cnt =0;
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$handle = fopen($filename, 'rb');
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if ($handle === false) {
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return false;
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}
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while (!feof($handle)) {
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$buffer = fread($handle, $chunksize);
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echo $buffer;
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}
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$status = fclose($handle);
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}
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ignore_user_abort(true);
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set_time_limit(0);
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//register_shutdown_function('shutdown');
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$id=$_GET["id"];
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if($id){
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header("Connection: close");
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header("Content-Encoding: none");
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header("Access-Control-Allow-Origin: *");
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header("Content-Transfer-Encoding: Binary");
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header("Content-Type: application/octet-stream");
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header('Expires: 0');
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header('Cache-Control: no-cache');
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header('Pragma: public');
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$ChData = GetChannel($id);
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$Config = ReadConfig();
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$ChName = str_replace(" ", "_", $ChData["ChannelName"]);
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$Config = ReadConfig();
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$WorkPath = GetConfig($Config, "DownloadPath");
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$PlaylistLimit = GetConfig($Config, "PlaylistLimit");
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$folder = $WorkPath."/".$ChName."/stream/";
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$segments = 8 * 2;
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$Factor=0;
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$files = GetTSFiles($folder.'index.m3u8');
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while ($files = GetTSFiles($folder.'index.m3u8')) {
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for($i=1;$i<count($files);$i++) {
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$file=$files[$i];
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if (file_exists($folder . $file) && ClientConnected()) {
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//readfile_chunked($folder . $file);
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readfile($folder . $file);
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} else {
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exit();
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}
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}
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$getFile = array_pop($files);
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preg_match("/(.*)\\./", $getFile, $clean);
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$segment = intval($clean[1]);
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$t = 0;
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while (($t <= $segments) && ClientConnected()) {
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$next =str_pad($segment + 1,8,"0", STR_PAD_LEFT).".ts";
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$nextnext =str_pad($segment + 2,8,"0", STR_PAD_LEFT).".ts";
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if (!file_exists($folder . $next)) {
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sleep(1);
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$t++;
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continue;
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}
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$t = 0;
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$fopen = fopen($folder . $next, "r");
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while (($t <= $segments) && ClientConnected() && !file_exists($folder . $nextnext)) {
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$line = stream_get_line($fopen, 4096);
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if (empty($line)) {
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sleep(1);
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++$t;
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continue;
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}
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echo $line;
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$t = 0;
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}
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echo stream_get_line($fopen, filesize($folder . $next) - ftell($fopen));
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fclose($fopen);
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$t = 0;
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$segment++;
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}
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}
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}
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?>
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