1 files changed, 85 insertions, 0 deletions
diff --git a/inc/Remote/JsonRpcServer.php b/inc/Remote/JsonRpcServer.php
new file mode 100644
index 000000000..00e875759
--- /dev/null
+++ b/inc/Remote/JsonRpcServer.php
@@ -0,0 +1,85 @@
+<?php
+
+namespace dokuwiki\Remote;
+
+/**
+ * Provide the Remote XMLRPC API as a JSON based API
+ */
+class JsonRpcServer
+{
+
+    protected $remote;
+
+    /**
+     * JsonRpcServer constructor.
+     */
+    public function __construct()
+    {
+        $this->remote = new Api();
+        $this->remote->setFileTransformation(array($this, 'toFile'));
+    }
+
+    /**
+     * Serve the request
+     *
+     * @return mixed
+     * @throws RemoteException
+     */
+    public function serve()
+    {
+        global $conf;
+        if (!$conf['remote']) {
+            http_status(404);
+            throw new RemoteException("JSON-RPC server not enabled.", -32605);
+        }
+        if (!empty($conf['remotecors'])) {
+            header('Access-Control-Allow-Origin: ' . $conf['remotecors']);
+        }
+
+        global $INPUT;
+
+        $call = $INPUT->server->str('PATH_INFO');
+        $call = trim($call, '/');
+        $args = json_decode(file_get_contents('php://input'), true);
+        if (!is_array($args)) $args = [];
+
+        return $this->call($call, $args);
+    }
+
+    /**
+     * Call an API method
+     *
+     * @param string $methodname
+     * @param array $args
+     * @return mixed
+     * @throws RemoteException
+     */
+    public function call($methodname, $args)
+    {
+        try {
+            $result = $this->remote->call($methodname, $args);
+            return $result;
+        } catch (AccessDeniedException $e) {
+            if (!isset($_SERVER['REMOTE_USER'])) {
+                http_status(401);
+                throw new RemoteException("server error. not authorized to call method $methodname", -32603);
+            } else {
+                http_status(403);
+                throw new RemoteException("server error. forbidden to call the method $methodname", -32604);
+            }
+        } catch (RemoteException $e) {
+            http_status(400);
+            throw $e;
+        }
+    }
+
+    /**
+     * @param string $data
+     * @return string
+     */
+    public function toFile($data)
+    {
+        return base64_encode($data);
+    }
+
+}