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Filename : CubeHandler.php
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<?php

declare (strict_types=1);
/*
 * This file is part of the Monolog package.
 *
 * (c) Jordi Boggiano <j.boggiano@seld.be>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */
namespace WPToolkitDependenciesIsolationPrefix\Monolog\Handler;

use WPToolkitDependenciesIsolationPrefix\Monolog\Logger;
use WPToolkitDependenciesIsolationPrefix\Monolog\Utils;
/**
 * Logs to Cube.
 *
 * @link https://github.com/square/cube/wiki
 * @author Wan Chen <kami@kamisama.me>
 * @deprecated Since 2.8.0 and 3.2.0, Cube appears abandoned and thus we will drop this handler in Monolog 4
 */
class CubeHandler extends AbstractProcessingHandler
{
    /** @var resource|\Socket|null */
    private $udpConnection = null;
    /** @var resource|\CurlHandle|null */
    private $httpConnection = null;
    /** @var string */
    private $scheme;
    /** @var string */
    private $host;
    /** @var int */
    private $port;
    /** @var string[] */
    private $acceptedSchemes = ['http', 'udp'];
    /**
     * Create a Cube handler
     *
     * @throws \UnexpectedValueException when given url is not a valid url.
     *                                   A valid url must consist of three parts : protocol://host:port
     *                                   Only valid protocols used by Cube are http and udp
     */
    public function __construct(string $url, $level = Logger::DEBUG, bool $bubble = \true)
    {
        $urlInfo = \parse_url($url);
        if ($urlInfo === \false || !isset($urlInfo['scheme'], $urlInfo['host'], $urlInfo['port'])) {
            throw new \UnexpectedValueException('URL "' . $url . '" is not valid');
        }
        if (!\in_array($urlInfo['scheme'], $this->acceptedSchemes)) {
            throw new \UnexpectedValueException('Invalid protocol (' . $urlInfo['scheme'] . ').' . ' Valid options are ' . \implode(', ', $this->acceptedSchemes));
        }
        $this->scheme = $urlInfo['scheme'];
        $this->host = $urlInfo['host'];
        $this->port = (int) $urlInfo['port'];
        parent::__construct($level, $bubble);
    }
    /**
     * Establish a connection to an UDP socket
     *
     * @throws \LogicException           when unable to connect to the socket
     * @throws MissingExtensionException when there is no socket extension
     */
    protected function connectUdp() : void
    {
        if (!\extension_loaded('sockets')) {
            throw new MissingExtensionException('The sockets extension is required to use udp URLs with the CubeHandler');
        }
        $udpConnection = \socket_create(\AF_INET, \SOCK_DGRAM, 0);
        if (\false === $udpConnection) {
            throw new \LogicException('Unable to create a socket');
        }
        $this->udpConnection = $udpConnection;
        if (!\socket_connect($this->udpConnection, $this->host, $this->port)) {
            throw new \LogicException('Unable to connect to the socket at ' . $this->host . ':' . $this->port);
        }
    }
    /**
     * Establish a connection to an http server
     *
     * @throws \LogicException           when unable to connect to the socket
     * @throws MissingExtensionException when no curl extension
     */
    protected function connectHttp() : void
    {
        if (!\extension_loaded('curl')) {
            throw new MissingExtensionException('The curl extension is required to use http URLs with the CubeHandler');
        }
        $httpConnection = \curl_init('http://' . $this->host . ':' . $this->port . '/1.0/event/put');
        if (\false === $httpConnection) {
            throw new \LogicException('Unable to connect to ' . $this->host . ':' . $this->port);
        }
        $this->httpConnection = $httpConnection;
        \curl_setopt($this->httpConnection, \CURLOPT_CUSTOMREQUEST, "POST");
        \curl_setopt($this->httpConnection, \CURLOPT_RETURNTRANSFER, \true);
    }
    /**
     * {@inheritDoc}
     */
    protected function write(array $record) : void
    {
        $date = $record['datetime'];
        $data = ['time' => $date->format('Y-m-d\\TH:i:s.uO')];
        unset($record['datetime']);
        if (isset($record['context']['type'])) {
            $data['type'] = $record['context']['type'];
            unset($record['context']['type']);
        } else {
            $data['type'] = $record['channel'];
        }
        $data['data'] = $record['context'];
        $data['data']['level'] = $record['level'];
        if ($this->scheme === 'http') {
            $this->writeHttp(Utils::jsonEncode($data));
        } else {
            $this->writeUdp(Utils::jsonEncode($data));
        }
    }
    private function writeUdp(string $data) : void
    {
        if (!$this->udpConnection) {
            $this->connectUdp();
        }
        \socket_send($this->udpConnection, $data, \strlen($data), 0);
    }
    private function writeHttp(string $data) : void
    {
        if (!$this->httpConnection) {
            $this->connectHttp();
        }
        if (null === $this->httpConnection) {
            throw new \LogicException('No connection could be established');
        }
        \curl_setopt($this->httpConnection, \CURLOPT_POSTFIELDS, '[' . $data . ']');
        \curl_setopt($this->httpConnection, \CURLOPT_HTTPHEADER, ['Content-Type: application/json', 'Content-Length: ' . \strlen('[' . $data . ']')]);
        Curl\Util::execute($this->httpConnection, 5, \false);
    }
}