Siam/multiplex rpc

src/DataFormatter/MultiplexDataFormatter.php

@@ -0,0 +1,67 @@
+<?php
+
+namespace FriendsOfHyperf\Jet\DataFormatter;
+
+use FriendsOfHyperf\Jet\Contract\DataFormatterInterface;
+
+class MultiplexDataFormatter implements DataFormatterInterface
+{
+    /**
+     * @param array $data 
+     * @return array 
+     */
+    public function formatRequest($data)
+    {
+        list($path, $params, $id) = $data;
+
+        return [
+            'id' => $id,
+            'path' => $path,
+            'data' => $params,
+            'extra' => [],
+            'context' => [],
+        ];
+    }
+
+    /**
+     * @param array $data 
+     * @return array 
+     */
+    public function formatResponse($data)
+    {
+        list($id, $result) = $data;
+
+        return [
+            'id' => $id,
+            'result' => $result,
+            'context' => [],
+        ];
+    }
+
+    /**
+     * @param array $data 
+     * @return array 
+     */
+    public function formatErrorResponse($data)
+    {
+        list($id, $code, $message, $data) = $data;
+
+        if (isset($data) && $data instanceof \Throwable) {
+            $data = array(
+                'class' => get_class($data),
+                'code' => $data->getCode(),
+                'message' => $data->getMessage(),
+            );
+        }
+
+        return [
+            'id' => $id,
+            'error' => [
+                'code' => $code,
+                'message' => $message,
+                'data' => $data,
+            ],
+            'context' => [],
+        ];
+    }
+}

src/Packer/JsonMultiplexPacker.php

@@ -0,0 +1,35 @@
+<?php
+
+namespace FriendsOfHyperf\Jet\Packer;
+
+use FriendsOfHyperf\Jet\Contract\PackerInterface;
+
+class JsonMultiplexPacker implements PackerInterface
+{
+    /**
+     * @param mixed $data
+     * @return string
+     */
+    public function pack($data)
+    {
+        $data = json_encode($data);
+        return sprintf(
+            '%s%s%s',
+            pack('N', strlen($data) + 4),
+            pack('N', time()),
+            $data
+        );
+
+    }
+
+    /**
+     * @param string $data
+     * @return array
+     */
+    public function unpack($data)
+    {
+        // $unpacked = unpack('Nid', substr($data, 4, 4));
+        $body = substr($data, 8);
+        return json_decode($body, true);
+    }
+}