1 files changed, 70 insertions, 0 deletions
diff --git a/apps/files_external/ajax/oauth2.php b/apps/files_external/ajax/oauth2.php
new file mode 100644
index 00000000000..0a202e3ddcb
--- /dev/null
+++ b/apps/files_external/ajax/oauth2.php
@@ -0,0 +1,70 @@
+<?php
+/**
+ * @author Adam Williamson <awilliam@redhat.com>
+ * @author Christopher Schäpers <kondou@ts.unde.re>
+ * @author Jörn Friedrich Dreyer <jfd@butonic.de>
+ * @author Lukas Reschke <lukas@owncloud.com>
+ * @author Michael Gapczynski <GapczynskiM@gmail.com>
+ * @author Robin Appelman <icewind@owncloud.com>
+ * @author Volkan Gezer <volkangezer@gmail.com>
+ *
+ * @copyright Copyright (c) 2015, ownCloud, Inc.
+ * @license AGPL-3.0
+ *
+ * This code is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3,
+ * as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License, version 3,
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ *
+ */
+set_include_path(get_include_path().PATH_SEPARATOR.
+	\OC_App::getAppPath('files_external').'/3rdparty/google-api-php-client/src');
+require_once 'Google/Client.php';
+
+OCP\JSON::checkAppEnabled('files_external');
+OCP\JSON::checkLoggedIn();
+OCP\JSON::callCheck();
+$l = \OC::$server->getL10N('files_external');
+
+// FIXME: currently hard-coded to Google Drive
+if (isset($_POST['client_id']) && isset($_POST['client_secret']) && isset($_POST['redirect'])) {
+	$client = new Google_Client();
+	$client->setClientId((string)$_POST['client_id']);
+	$client->setClientSecret((string)$_POST['client_secret']);
+	$client->setRedirectUri((string)$_POST['redirect']);
+	$client->setScopes(array('https://www.googleapis.com/auth/drive'));
+	$client->setAccessType('offline');
+	if (isset($_POST['step'])) {
+		$step = $_POST['step'];
+		if ($step == 1) {
+			try {
+				$authUrl = $client->createAuthUrl();
+				OCP\JSON::success(array('data' => array(
+					'url' => $authUrl
+				)));
+			} catch (Exception $exception) {
+				OCP\JSON::error(array('data' => array(
+					'message' => $l->t('Step 1 failed. Exception: %s', array($exception->getMessage()))
+				)));
+			}
+		} else if ($step == 2 && isset($_POST['code'])) {
+			try {
+				$token = $client->authenticate((string)$_POST['code']);
+				OCP\JSON::success(array('data' => array(
+					'token' => $token
+				)));
+			} catch (Exception $exception) {
+				OCP\JSON::error(array('data' => array(
+					'message' => $l->t('Step 2 failed. Exception: %s', array($exception->getMessage()))
+				)));
+			}
+		}
+	}
+}