class Connection

Same name in this branch

11.1.x core/lib/Drupal/Core/Database/Connection.php \Drupal\Core\Database\Connection
11.1.x core/modules/pgsql/src/Driver/Database/pgsql/Connection.php \Drupal\pgsql\Driver\Database\pgsql\Connection
11.1.x core/modules/sqlite/src/Driver/Database/sqlite/Connection.php \Drupal\sqlite\Driver\Database\sqlite\Connection
11.1.x core/modules/mysql/src/Driver/Database/mysql/Connection.php \Drupal\mysql\Driver\Database\mysql\Connection

Forwards serialized Data clones to a server.

@author Maxime Steinhausser <maxime.steinhausser@gmail.com>

Hierarchy

class \Symfony\Component\VarDumper\Server\Connection

Expanded class hierarchy of Connection

3 files declare their use of Connection

DumpDataCollector.php in vendor/symfony/http-kernel/DataCollector/DumpDataCollector.php
DumpListener.php in vendor/symfony/http-kernel/EventListener/DumpListener.php
ServerDumper.php in vendor/symfony/var-dumper/Dumper/ServerDumper.php

5 string references to 'Connection'

FileTransfer::__get in core/lib/Drupal/Core/FileTransfer/FileTransfer.php: Implements the magic __get() method.
FileTransfer::__isset in core/lib/Drupal/Core/FileTransfer/FileTransfer.php
FileTransfer::__set in core/lib/Drupal/Core/FileTransfer/FileTransfer.php
FileTransfer::__unset in core/lib/Drupal/Core/FileTransfer/FileTransfer.php
StreamHandler::createStream in vendor/guzzlehttp/guzzle/src/Handler/StreamHandler.php

File

vendor/symfony/var-dumper/Server/Connection.php, line 22

Namespace

Symfony\Component\VarDumper\Server

View source

class Connection {
    private string $host;
    
    /**
     * @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;
    }
    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();
        }
    }

}

Members

Title Sort descending	Modifiers	Object type
Connection::$host	private	property
Connection::$socket	private	property
Connection::createSocket	private	function
Connection::getContextProviders	public	function
Connection::write	public	function
Connection::__construct	public	function