<?php
/**
*
* @ This file is created by http://DeZender.Net
* @ deZender (PHP7 Decoder for SourceGuardian Encoder)
*
* @ Version			:	5.0.1.0
* @ Author			:	DeZender
* @ Release on		:	22.04.2022
* @ Official site	:	http://DeZender.Net
*
*/

function validate_request()
{
	if (empty($_GET['h']) || empty($_GET['s']) || empty($_GET['l']) || empty($_GET['la']) || empty($_GET['t'])) {
		return false;
	}

	$order = ['s', 'l', 'la', 't', 'b', 'bs'];
	$str = [];

	foreach ($order as $o) {
		$str[] = $_GET[$o] ?? '';
	}

	$h = hash('sha256', implode($str) . 'tgrfe3ghDgt5dr#56fr%g');

	if ($h != $_GET['h']) {
		return false;
	}

	return $_GET;
}

function read_stream($params)
{
	global $CONFIG;
	$stream = new Onestream\MpegTsStream($CONFIG);
	$stream->readStream($params);
}

function mark_line_activity_closed($lineActivityId)
{
	global $CONFIG;
	$dbh = get_connection($CONFIG);
	$q = $dbh->prepare('UPDATE line_activity SET used_at = NOW(), updated_at = NOW(), is_closed=true, reason=? WHERE id = ? AND is_closed=false');
	$q->execute(['process exit ' . getmypid(), $lineActivityId]);
}

function get_playlist($playlistPath, $prebuffer = 0, $segmentSize = 10)
{
	for ($count = 0; !file_exists($playlistPath) && ($count <= 40); $count++) {
		usleep(500000);
	}

	try {
		$content = file_get_contents($playlistPath);
	}
	catch (Exception $e) {
		return [];
	}

	$last = NULL;
	$all = [];
	$matches = [];
	if (preg_match_all('/(.*?)\\.ts/', $content, $matches) && count($matches)) {
		foreach ($matches[0] as $match) {
			$last = $match;
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