Merge branch '0.9-release'

* 0.9-release: (874 commits)
  Removed call to NewDirectMessage() until IE return is fixed i.e.,
  Don't show flag user button your own profile
  Fixed HXR response for flag user
  Using the right form class name
  Using common_redirect
  Left a form_data class of a <ul> in the user admin panel
  Added validation to fields in user admin panel
  Added a user admin panel
  Added mobile logos for default and identica themes
  Changed gif to png
  Changed this to action. THANKS zach!
  Doing content negotiation only once
  Add execute bit to pingqueuehandler
  Localisation updates for !StatusNet from !translatewiki.net
  Use the browser's geolocation API to set the location on the notice form
  Add geometa library, and include it.
  Add location form elements to the noticeform, and save their values on submission
  Use the $user object nickname, as login name doesnt have to == nickname anymore with plugins such as ldap/etc
  Revert "Re added NICKNAME_FMT constant to router.php."
  Moved most path and server settings to a new paths admin panel
  ...

Conflicts:
	js/util.js
	locale/it_IT/LC_MESSAGES/statusnet.mo
	locale/mk_MK/LC_MESSAGES/statusnet.mo
	locale/mk_MK/LC_MESSAGES/statusnet.po
	locale/pt_BR/LC_MESSAGES/statusnet.mo
	locale/vi_VN/LC_MESSAGES/statusnet.mo
	plugins/InfiniteScroll/infinitescroll.js
	plugins/Realtime/realtimeupdate.js

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;
+        }
+    }
+
+}