<?php
/************************************************************************
 * This file is part of EspoCRM.
 *
 * EspoCRM - Open Source CRM application.
 * Copyright (C) 2014-2019 Yuri Kuznetsov, Taras Machyshyn, Oleksiy Avramenko
 * Website: https://www.espocrm.com
 *
 * EspoCRM is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * EspoCRM is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with EspoCRM. If not, see http://www.gnu.org/licenses/.
 *
 * The interactive user interfaces in modified source and object code versions
 * of this program must display Appropriate Legal Notices, as required under
 * Section 5 of the GNU General Public License version 3.
 *
 * In accordance with Section 7(b) of the GNU General Public License version 3,
 * these Appropriate Legal Notices must retain the display of the "EspoCRM" word.
 ************************************************************************/

if (substr(php_sapi_name(), 0, 3) != 'cli') die('WebSocket can be run only via CLI.');

include "bootstrap.php";

$app = new \Espo\Core\Application();
$config = $app->getContainer()->get('config');

$categoriesData = $app->getContainer()->get('metadata')->get(['app', 'webSocket', 'categories'], []);

$phpExecutablePath = $config->get('phpExecutablePath');
$isDebugMode = (bool) $config->get('webSocketDebugMode');

$loop = \React\EventLoop\Factory::create();
$pusher = new \Espo\Core\WebSocket\Pusher($categoriesData, $phpExecutablePath, $isDebugMode);

$context = new \React\ZMQ\Context($loop);
$pull = $context->getSocket(\ZMQ::SOCKET_PULL);
$pull->bind('tcp://127.0.0.1:5555');
$pull->on('message', [$pusher, 'onMessageReceive']);


$useSsl = false;
$port = null;

$webSocketUrl = $config->get('webSocketUrl');
if ($webSocketUrl) {
    if (stripos($webSocketUrl, 'wss://') === 0) {
        $useSsl = true;
    }
    $port =  parse_url($webSocketUrl, \PHP_URL_PORT);
} else {
    $siteUrl = $config->get('siteUrl');
    if ($siteUrl && stripos($siteUrl, 'https://') === 0) {
        $useSsl = true;
    }
}

if (!$port) {
    $port = $useSsl ? '8443' : '8080';
}

$webSocket = new \React\Socket\Server('0.0.0.0:'.$port, $loop);

if ($useSsl) {
    $webSocket = new \React\Socket\SecureServer(
        $webSocket,
        $loop,
        [
            'local_cert' => $config->get('webSocketSslCertificateFile'),
            'local_pk' => $config->get('webSocketSslCertificateKeyFile'),
            'allow_self_signed' => $config->get('webSocketSslAllowSelfSigned', false),
            'verify_peer' => false,
        ]
    );
}

$webServer = new \Ratchet\Server\IoServer(
    new \Ratchet\Http\HttpServer(
        new \Ratchet\WebSocket\WsServer(
            new \Ratchet\Wamp\WampServer($pusher)
        )
    ),
    $webSocket
);

$loop->run();