provide a keychange operation to rebase an identity on a new keypair

Zotlabs/Zot/IHandler.php

@@ -12,6 +12,8 @@ interface IHandler {
 
 	function Request($data);
 
+	function Rekey($sender,$data);
+
 	function AuthCheck($data,$encrypted);
 
 	function Purge($sender,$recipients);

Zotlabs/Zot/Receiver.php

@@ -120,6 +120,10 @@ class Receiver {
 				$this->handler->Notify($this->data);
 				break;
 
+			case 'rekey':
+				$this->handler->Rekey($this->sender, $this->data);
+				break;
+
 			default:
 				$this->response['message'] = 'Not implemented';
 				json_return_and_die($this->response);

Zotlabs/Zot/ZotHandler.php

@@ -20,6 +20,10 @@ class ZotHandler implements IHandler {
 		zot_reply_message_request($data);
 	}
 
+	function Rekey($sender,$data) {
+		zot_rekey_request($sender,$data);
+	}
+
 	function AuthCheck($data,$encrypted) {
 		zot_reply_auth_check($data,$encrypted);
 	}