1 files changed, 119 insertions, 0 deletions
diff --git a/actions/apifriendshipsexists.php b/actions/apifriendshipsexists.php
new file mode 100644
index 000000000..c040b9f6a
--- /dev/null
+++ b/actions/apifriendshipsexists.php
@@ -0,0 +1,119 @@
+<?php
+/**
+ * StatusNet, the distributed open-source microblogging tool
+ *
+ * Show whether there is a friendship between two users
+ *
+ * PHP version 5
+ *
+ * LICENCE: 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/>.
+ *
+ * @category  API
+ * @package   StatusNet
+ * @author    Dan Moore <dan@moore.cx>
+ * @author    Evan Prodromou <evan@status.net>
+ * @author    Zach Copley <zach@status.net>
+ * @copyright 2009 StatusNet, Inc.
+ * @license   http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
+ * @link      http://status.net/
+ */
+
+if (!defined('STATUSNET')) {
+    exit(1);
+}
+
+require_once INSTALLDIR . '/lib/apiprivateauth.php';
+
+/**
+ * Tests for the existence of friendship between two users. Will return true if
+ * user_a follows user_b, otherwise will return false.
+ *
+ * @category API
+ * @package  StatusNet
+ * @author   Dan Moore <dan@moore.cx>
+ * @author   Evan Prodromou <evan@status.net>
+ * @author   Zach Copley <zach@status.net>
+ * @license  http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
+ * @link     http://status.net/
+ */
+
+class ApiFriendshipsExistsAction extends ApiPrivateAuthAction
+{
+    var $user_a = null;
+    var $user_b = null;
+
+    /**
+     * Take arguments for running
+     *
+     * @param array $args $_REQUEST args
+     *
+     * @return boolean success flag
+     *
+     */
+
+    function prepare($args)
+    {
+        parent::prepare($args);
+
+        $user_a_id = $this->trimmed('user_a');
+        $user_b_id = $this->trimmed('user_b');
+
+        $this->user_a = $this->getTargetUser($user_a_id);
+        $this->user_b = $this->getTargetUser($user_b_id);
+
+        return true;
+    }
+
+    /**
+     * Handle the request
+     *
+     * Check the format and show the user info
+     *
+     * @param array $args $_REQUEST data (unused)
+     *
+     * @return void
+     */
+
+    function handle($args)
+    {
+        parent::handle($args);
+
+        if (empty($this->user_a) || empty($this->user_b)) {
+            $this->clientError(
+                _('Two user ids or screen_names must be supplied.'),
+                400,
+                $this->format
+            );
+            return;
+        }
+
+        $result = $this->user_a->isSubscribed($this->user_b);
+
+        switch ($this->format) {
+        case 'xml':
+            $this->initDocument('xml');
+            $this->element('friends', null, $result);
+            $this->endDocument('xml');
+            break;
+        case 'json':
+            $this->initDocument('json');
+            print json_encode($result);
+            $this->endDocument('json');
+            break;
+        default:
+            break;
+        }
+    }
+
+}