New individual actions for dealing with groups via API

1 files changed, 200 insertions, 0 deletions

diff --git a/actions/apigroupmembership.php b/actions/apigroupmembership.php
new file mode 100644
index 000000000..0cd3ed290
--- /dev/null
+++ b/actions/apigroupmembership.php
@@ -0,0 +1,200 @@
+<?php
+/**
+ * StatusNet, the distributed open-source microblogging tool
+ *
+ * List a group's members
+ *
+ * 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    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/twitterapi.php';
+
+/**
+ * List 20 newest members of the group specified by name or ID. 
+ *
+ * @category API
+ * @package  StatusNet
+ * @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 ApiGroupMembershipAction extends TwitterApiAction
+{
+    var $format   = null;
+    var $page     = null;
+    var $count    = null;
+    var $max_id   = null;
+    var $since_id = null;
+    var $since    = null;
+    var $group    = null;
+    var $profiles = null;
+
+    /**
+     * Take arguments for running
+     *
+     * @param array $args $_REQUEST args
+     *
+     * @return boolean success flag
+     *
+     */
+
+    function prepare($args)
+    {
+        parent::prepare($args);
+
+        $this->page     = (int)$this->arg('page', 1);
+        $this->count    = (int)$this->arg('count', 20);
+        $this->max_id   = (int)$this->arg('max_id', 0);
+        $this->since_id = (int)$this->arg('since_id', 0);
+        $this->since    = $this->arg('since');
+
+        $this->format = $this->arg('format');
+        $this->group  = $this->getTargetGroup($this->arg('id'));
+
+        $this->profiles = $this->getProfiles();
+
+        return true;
+    }
+
+    /**
+     * Handle the request
+     *
+     * Show the members of the group
+     *
+     * @param array $args $_REQUEST data (unused)
+     *
+     * @return void
+     */
+
+    function handle($args)
+    {
+        parent::handle($args);
+
+        // XXX: RSS and Atom
+
+        switch($this->format) {
+        case 'xml':
+            $this->show_twitter_xml_users($this->profiles);
+            break;
+        case 'json':
+            $this->show_json_users($this->profiles);
+            break;
+        default:
+            $this->clientError(
+                _('API method not found!'),
+                404,
+                $this->format
+            );
+            break;
+        }
+    }
+
+    /**
+     * Fetch the members of a group
+     *
+     * @return array $profiles list of profiles 
+     */
+
+    function getProfiles()
+    {
+        $profiles = array();
+
+        $profile = $this->group->getMembers(
+            ($this->page - 1) * $this->count,
+            $this->count, 
+            $this->since_id, 
+            $this->max_id, 
+            $this->since
+        );
+
+        while ($profile->fetch()) {
+            $profiles[] = clone($profile);
+        }
+
+        return $profiles;
+    }
+
+    /**
+     * Is this action read only?
+     *
+     * @param array $args other arguments
+     *
+     * @return boolean true
+     */
+
+    function isReadOnly($args)
+    {
+        return true;
+    }
+
+    /**
+     * When was this list of profiles last modified?
+     *
+     * @return string datestamp of the lastest profile in the group
+     */
+
+    function lastModified()
+    {
+        if (!empty($this->profiles) && (count($this->profiles) > 0)) {
+            return strtotime($this->profiles[0]->created);
+        }
+
+        return null;
+    }
+
+    /**
+     * An entity tag for this list of groups
+     *
+     * Returns an Etag based on the action name, language
+     * the group id, and timestamps of the first and last 
+     * user who has joined the group
+     *
+     * @return string etag
+     */
+
+    function etag()
+    {
+        if (!empty($this->profiles) && (count($this->profiles) > 0)) {
+
+            $last = count($this->profiles) - 1;
+
+            return '"' . implode(
+                ':',
+                array($this->arg('action'),
+                      common_language(),
+                      $this->group->id,
+                      strtotime($this->profiles[0]->created),
+                      strtotime($this->profiles[$last]->created))
+            )
+            . '"';
+        }
+
+        return null;
+    }
+
+}