1 files changed, 69 insertions, 0 deletions
diff --git a/actions/xrds.php b/actions/xrds.php
new file mode 100644
index 000000000..4a9c3454c
--- /dev/null
+++ b/actions/xrds.php
@@ -0,0 +1,69 @@
+<?php
+/*
+ * Laconica - a distributed open-source microblogging tool
+ * Copyright (C) 2008, Controlez-Vous, Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * 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
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+if (!defined('LACONICA')) { exit(1); }
+
+define('OPENMICROBLOGGING01', 'http://openmicroblogging.org/protocol/0.1');
+
+class XrdsAction extends Action {
+
+	function handle($args) {
+		parent::handle($args);
+		$nickname = $this->trimmed('nickname');
+		$user = User::staticGet('nickname', $nickname);
+		if (!$user) {
+			common_user_error(_t('No such user.'));
+			return;
+		}
+		$this->show_xrds($user);
+	}
+
+	function show_xrds($user) {
+		
+		header('Content-Type: application/rdf+xml');
+
+		common_start_xml();
+		common_element_start('xrds:XRDS', array('xmlns:xrds' => 'xri://$xrds',
+												'xmlns' => 'xri://$xrd*($v*2.0)'));
+		common_element_start('XRD');
+
+		$this->show_service(OPENMICROBLOGGING01.'/identifier',
+							$user->uri);
+
+		# XXX: decide whether to include user's ID/nickname in postNotice URL
+		
+		foreach (array('requestToken', 'userAuthorization',
+					   'accessToken', 'postNotice',
+					   'updateProfile') as $type) {
+			$this->show_service(OPENMICROBLOGGING01.'/'.$type,
+								common_local_url(strtolower($type)));
+		}
+		
+		common_element_end('XRD');
+		common_element_end('xrds:XRDS');
+		common_end_xml();
+	}
+	
+	function show_service($type, $uri) {
+		common_element_start('Service');
+		common_element('Type', $type);
+		common_element('URI', $uri);
+		common_element_end('Service');
+	}
+}
+\ No newline at end of file