/home/mip/mip/public/img/credit/datatables/Server.tar
Connection.php000064400000005153151520664570007373 0ustar00<?php

/*
 * This file is part of the Symfony package.
 *
 * (c) Fabien Potencier <fabien@symfony.com>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Symfony\Component\VarDumper\Server;

use Symfony\Component\VarDumper\Cloner\Data;
use Symfony\Component\VarDumper\Dumper\ContextProvider\ContextProviderInterface;

/**
 * Forwards serialized Data clones to a server.
 *
 * @author Maxime Steinhausser <maxime.steinhausser@gmail.com>
 */
class Connection
{
    private string $host;
    private array $contextProviders;

    /**
     * @var resource|null
     */
    private $socket;

    /**
     * @param string                     $host             The server host
     * @param ContextProviderInterface[] $contextProviders Context providers indexed by context name
     */
    public function __construct(string $host, array $contextProviders = [])
    {
        if (!str_contains($host, '://')) {
            $host = 'tcp://'.$host;
        }

        $this->host = $host;
        $this->contextProviders = $contextProviders;
    }

    public function getContextProviders(): array
    {
        return $this->contextProviders;
    }

    public function write(Data $data): bool
    {
        $socketIsFresh = !$this->socket;
        if (!$this->socket = $this->socket ?: $this->createSocket()) {
            return false;
        }

        $context = ['timestamp' => microtime(true)];
        foreach ($this->contextProviders as $name => $provider) {
            $context[$name] = $provider->getContext();
        }
        $context = array_filter($context);
        $encodedPayload = base64_encode(serialize([$data, $context]))."\n";

        set_error_handler(static fn () => null);
        try {
            if (-1 !== stream_socket_sendto($this->socket, $encodedPayload)) {
                return true;
            }
            if (!$socketIsFresh) {
                stream_socket_shutdown($this->socket, \STREAM_SHUT_RDWR);
                fclose($this->socket);
                $this->socket = $this->createSocket();
            }
            if (-1 !== stream_socket_sendto($this->socket, $encodedPayload)) {
                return true;
            }
        } finally {
            restore_error_handler();
        }

        return false;
    }

    /**
     * @return resource|null
     */
    private function createSocket()
    {
        set_error_handler(static fn () => null);
        try {
            return stream_socket_client($this->host, $errno, $errstr, 3) ?: null;
        } finally {
            restore_error_handler();
        }
    }
}
DumpServer.php000064400000006072151520664570007371 0ustar00<?php

/*
 * This file is part of the Symfony package.
 *
 * (c) Fabien Potencier <fabien@symfony.com>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Symfony\Component\VarDumper\Server;

use Psr\Log\LoggerInterface;
use Symfony\Component\VarDumper\Cloner\Data;
use Symfony\Component\VarDumper\Cloner\Stub;

/**
 * A server collecting Data clones sent by a ServerDumper.
 *
 * @author Maxime Steinhausser <maxime.steinhausser@gmail.com>
 *
 * @final
 */
class DumpServer
{
    private string $host;
    private ?LoggerInterface $logger;

    /**
     * @var resource|null
     */
    private $socket;

    public function __construct(string $host, ?LoggerInterface $logger = null)
    {
        if (!str_contains($host, '://')) {
            $host = 'tcp://'.$host;
        }

        $this->host = $host;
        $this->logger = $logger;
    }

    public function start(): void
    {
        if (!$this->socket = stream_socket_server($this->host, $errno, $errstr)) {
            throw new \RuntimeException(sprintf('Server start failed on "%s": ', $this->host).$errstr.' '.$errno);
        }
    }

    public function listen(callable $callback): void
    {
        if (null === $this->socket) {
            $this->start();
        }

        foreach ($this->getMessages() as $clientId => $message) {
            $this->logger?->info('Received a payload from client {clientId}', ['clientId' => $clientId]);

            $payload = @unserialize(base64_decode($message), ['allowed_classes' => [Data::class, Stub::class]]);

            // Impossible to decode the message, give up.
            if (false === $payload) {
                $this->logger?->warning('Unable to decode a message from {clientId} client.', ['clientId' => $clientId]);

                continue;
            }

            if (!\is_array($payload) || \count($payload) < 2 || !$payload[0] instanceof Data || !\is_array($payload[1])) {
                $this->logger?->warning('Invalid payload from {clientId} client. Expected an array of two elements (Data $data, array $context)', ['clientId' => $clientId]);

                continue;
            }

            [$data, $context] = $payload;

            $callback($data, $context, $clientId);
        }
    }

    public function getHost(): string
    {
        return $this->host;
    }

    private function getMessages(): iterable
    {
        $sockets = [(int) $this->socket => $this->socket];
        $write = [];

        while (true) {
            $read = $sockets;
            stream_select($read, $write, $write, null);

            foreach ($read as $stream) {
                if ($this->socket === $stream) {
                    $stream = stream_socket_accept($this->socket);
                    $sockets[(int) $stream] = $stream;
                } elseif (feof($stream)) {
                    unset($sockets[(int) $stream]);
                    fclose($stream);
                } else {
                    yield (int) $stream => fgets($stream);
                }
            }
        }
    }
}