Initial Commit

dependencies/amphp/socket/src/SocketAddress.php

@@ -0,0 +1,108 @@
+<?php
+
+namespace WP_Ultimo\Dependencies\Amp\Socket;
+
+final class SocketAddress
+{
+    /** @var string */
+    private $host;
+    /** @var int|null */
+    private $port;
+    /**
+     * @param resource $resource
+     *
+     * @return self
+     */
+    public static function fromPeerResource($resource) : self
+    {
+        $name = @\stream_socket_get_name($resource, \true);
+        /** @psalm-suppress TypeDoesNotContainType */
+        if ($name === \false || $name === "\x00") {
+            return self::fromLocalResource($resource);
+        }
+        return self::fromSocketName($name);
+    }
+    /**
+     * @param resource $resource
+     *
+     * @return self
+     */
+    public static function fromLocalResource($resource) : self
+    {
+        $wantPeer = \false;
+        do {
+            $name = @\stream_socket_get_name($resource, $wantPeer);
+            /** @psalm-suppress RedundantCondition */
+            if ($name !== \false && $name !== "\x00") {
+                return self::fromSocketName($name);
+            }
+        } while ($wantPeer = !$wantPeer);
+        return new self('');
+    }
+    /**
+     * @param string $name
+     *
+     * @return self
+     */
+    public static function fromSocketName(string $name) : self
+    {
+        if ($portStartPos = \strrpos($name, ':')) {
+            $host = \substr($name, 0, $portStartPos);
+            $port = (int) \substr($name, $portStartPos + 1);
+            return new self($host, $port);
+        }
+        return new self($name);
+    }
+    /**
+     * @param string   $host
+     * @param int|null $port
+     */
+    public function __construct(string $host, ?int $port = null)
+    {
+        if ($port !== null && ($port < 1 || $port > 65535)) {
+            throw new \Error('Port number must be null or an integer between 1 and 65535');
+        }
+        if (\strrpos($host, ':')) {
+            $host = \trim($host, '[]');
+        }
+        $this->host = $host;
+        $this->port = $port;
+    }
+    /**
+     * @return string
+     */
+    public function getHost() : string
+    {
+        return $this->host;
+    }
+    /**
+     * @return int
+     */
+    public function getPort() : ?int
+    {
+        return $this->port;
+    }
+    /**
+     * @return string host:port formatted string.
+     */
+    public function toString() : string
+    {
+        $host = $this->host;
+        if (\strrpos($host, ':')) {
+            $host = '[' . $host . ']';
+        }
+        if ($this->port === null) {
+            return $host;
+        }
+        return $host . ':' . $this->port;
+    }
+    /**
+     * @see toString
+     *
+     * @return string
+     */
+    public function __toString() : string
+    {
+        return $this->toString();
+    }
+}