oauth2/oidc testing (please do not port - this requires several extra DB tables to work)

include/oauth2.php

@@ -0,0 +1,21 @@
+<?php
+
+	$storage = new OAuth2\Storage\Pdo(\DBA::$dba->db);
+	$config = [
+		'use_openid_connect'] => true,
+		'issuer' => \Zotlabs\Lib\System::get_site_name()
+	];
+
+	$oauth2_server = new OAuth2\Server($storage,$config);
+
+	$oauth2_server->addGrantType(new OAuth2\GrantType\ClientCredentials($storage));
+	$oauth2_server->addGrantType(new OAuth2\GrantType\AuthorizationCode($storage));
+
+	$keyStorage = new OAuth2\Storage\Memory( [ 
+		'keys' => [ 
+			'public_key' => get_config('system','pubkey'),
+			'private_key' => get_config('system','prvkey')
+		]
+	]);
+
+	$oauth2_server->addStorage($keyStorage,'public_key');