<?php
/**
*
* @ This file is created by http://DeZender.Net
* @ deZender (PHP8 Decoder for SourceGuardian Encoder)
*
* @ Version			:	8.1.0.9
* @ Author			:	DeZender
* @ Release on		:	27.10.2023
* @ 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', 'mc', 'cs'];
	$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('/* direct mpegts */ 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_streams_path()
{
	return __DIR__ . '/../storage/app/streams/';
}

function try_line_access($params, $lastCheck)
{
	global $bitrateLimitter;

	if (is_null($bitrateLimitter)) {
		$bitrateLimitter = get_bitrate_limitter($params);
	}

	check_bitrate_limit($bitrateLimitter, $lastCheck);

	if ((time() - $lastCheck->lastCheckLineAccess) < 20) {
		return NULL;
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