functions.php

<?php

/*
 * This file is a part of the Tutelar project.
 *
 * Copyright (c) 2022-present Valithor Obsidion <valithor@valzargaming.com>
 */

if (PHP_OS_FAMILY == 'Windows') {
    function spawnChildProcess($cmd) { //Not tested
        execInBackground($cmd);
    }
    function execInBackground($cmd) {
        pclose(popen('start '. $cmd, "r")); //pclose(popen("start /B ". $cmd, "r"));;
    };
    function restart() {
        pclose(popen('cmd /c "'. getcwd() . '\run.bat"', "r")); //pclose(popen("start /B ". $cmd, "r"));;
    };
} else {
    function spawnChildProcess($cmd) {
        $process = new React\ChildProcess\Process("sudo $cmd");        
        $process->stdout->on('data', function ($chunk) {
            echo $chunk . PHP_EOL;
        });
        
        $process->stdout->on('end', function () {
            echo 'ended' . PHP_EOL;
        });
        
        $process->stdout->on('error', function (Exception $e) {
            echo 'error: ' . $e->getMessage() . PHP_EOL;
        });
        
        $process->stdout->on('close', function () {
            echo 'closed' . PHP_EOL;
        });
        
        $process->on('exit', function($exitCode, $termSignal) {
            if ($termSignal === null) {
                echo 'Process exited with code ' . $exitCode . PHP_EOL;
            } else {
                echo 'Process terminated with signal ' . $termSignal . PHP_EOL;
            }
        });
        return $process;
    }
    function execInBackground($cmd) {
        //exec("sudo $cmd > /dev/null &"); //Executes within the same shell
        $descriptorspec = [
            0 => ['pipe', 'r'],
            1 => ['pipe', 'w'],
            2 => ['pipe', 'w']
        ];
        $output = "sudo $cmd > /dev/null &";
        $proc = proc_open($output, $descriptorspec, $pipes);
        $proc_details = proc_get_status($proc);
        $pid = $proc_details['pid'];
        echo "Executing external shell command `$output` with PID $pid" . PHP_EOL;
    };
    function restart() {
        //exec("sudo nohup php8.0 bot.php > botlog.txt &");
        $descriptorspec = [
            0 => ['pipe', 'r'],
            1 => ['pipe', 'w'],
            2 => ['pipe', 'w']
        ];
        $output = 'sudo nohup php8.0 bot.php > botlog.txt &';
        $proc = proc_open('sudo nohup php8.0 bot.php > botlog.txt &', $descriptorspec, $pipes);
        $proc_details = proc_get_status($proc);
        $pid = $proc_details['pid'];
        echo "Executing external shell command `$output` with PID $pid" . PHP_EOL;
    };
}

function termChildProcess(React\ChildProcess\Process $process) {
    foreach ($process->pipes as $pipe) {
        $pipe->close();
    }
    $process->terminate();
    echo 'Child process terminated' . PHP_EOL;
}

function portIsAvailable(int $port = 1714): bool
{
    $s = @socket_create(AF_INET, SOCK_STREAM, SOL_TCP);

    try {
        if (var_dump(socket_bind($s, '127.0.0.1', $port))) {
            socket_close($s);
            return true;
        }
    } catch (Exception $e) {
        socket_close($s);
        return false;
    }
    socket_close($s);
    return false;
}

function GetMentions(string $message_content)
{
    //search the message for anything containing a discord snowflake in the format of either <@id> or <@!id> and replace it with @username
    preg_match_all('/<@([0-9]*)>/', $message_content, $matches1);
    preg_match_all('/<@!([0-9]*)>/', $message_content, $matches2);
    $matches = array_merge($matches1, $matches2);
    if (!$matches) return [];
    
    $id_array = [];
    foreach ($matches as $array) foreach ($array as $match)
    if (is_numeric($match) && ! in_array($match, $id_array)) $id_array[] = $match;
    
    return $id_array;
}