init

vendor/react/socket/src/SecureConnector.php

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+<?php
+
+namespace React\Socket;
+
+use React\EventLoop\LoopInterface;
+use React\Promise;
+use BadMethodCallException;
+use InvalidArgumentException;
+use UnexpectedValueException;
+
+final class SecureConnector implements ConnectorInterface
+{
+    private $connector;
+    private $streamEncryption;
+    private $context;
+
+    public function __construct(ConnectorInterface $connector, LoopInterface $loop, array $context = array())
+    {
+        $this->connector = $connector;
+        $this->streamEncryption = new StreamEncryption($loop, false);
+        $this->context = $context;
+    }
+
+    public function connect($uri)
+    {
+        if (!function_exists('stream_socket_enable_crypto')) {
+            return Promise\reject(new BadMethodCallException('Encryption not supported on your platform (HHVM < 3.8?)')); // @codeCoverageIgnore
+        }
+
+        if (strpos($uri, '://') === false) {
+            $uri = 'tls://' . $uri;
+        }
+
+        $parts = parse_url($uri);
+        if (!$parts || !isset($parts['scheme']) || $parts['scheme'] !== 'tls') {
+            return Promise\reject(new InvalidArgumentException('Given URI "' . $uri . '" is invalid'));
+        }
+
+        $uri = str_replace('tls://', '', $uri);
+        $context = $this->context;
+
+        $encryption = $this->streamEncryption;
+        return $this->connector->connect($uri)->then(function (ConnectionInterface $connection) use ($context, $encryption) {
+            // (unencrypted) TCP/IP connection succeeded
+
+            if (!$connection instanceof Connection) {
+                $connection->close();
+                throw new UnexpectedValueException('Base connector does not use internal Connection class exposing stream resource');
+            }
+
+            // set required SSL/TLS context options
+            foreach ($context as $name => $value) {
+                stream_context_set_option($connection->stream, 'ssl', $name, $value);
+            }
+
+            // try to enable encryption
+            return $encryption->enable($connection)->then(null, function ($error) use ($connection) {
+                // establishing encryption failed => close invalid connection and return error
+                $connection->close();
+                throw $error;
+            });
+        });
+    }
+}