Modern version of XMPPHP extlib

[quix0rs-gnu-social.git] / lib / groupnoticestream.php

diff --git a/lib/groupnoticestream.php b/lib/groupnoticestream.php
index a6aa2c352c29f300e3ee9d03d3a7c0ec6992b1f3..2d6e7b37cb4b6328b928e8d69ead7c631c4df739 100644 (file)
--- a/lib/groupnoticestream.php
+++ b/lib/groupnoticestream.php
@@ -1,14 +1,97 @@
-<?
+<?php
+/**
+ * StatusNet - the distributed open-source microblogging tool
+ * Copyright (C) 2011, StatusNet, Inc.
+ *
+ * Stream of notices for a group
+ * 
+ * PHP version 5
+ *
+ * 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  Stream
+ * @package   StatusNet
+ * @author    Evan Prodromou <evan@status.net>
+ * @copyright 2011 StatusNet, Inc.
+ * @license   http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
+ * @link      http://status.net/
+ */
 
-class GroupNoticeStream extends CachingNoticeStream
+if (!defined('GNUSOCIAL')) { exit(1); }
+
+/**
+ * Stream of notices for a group
+ *
+ * @category  Stream
+ * @package   StatusNet
+ * @author    Evan Prodromou <evan@status.net>
+ * @copyright 2011 StatusNet, Inc.
+ * @license   http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
+ * @link      http://status.net/
+ */
+class GroupNoticeStream extends ScopingNoticeStream
 {
-    function __construct($group)
+    var $group;
+
+    function __construct($group, Profile $scoped=null)
+    {
+        $this->group = $group;
+
+        parent::__construct(new CachingNoticeStream(new RawGroupNoticeStream($group),
+                                                    'user_group:notice_ids:' . $group->id),
+                            $scoped);
+    }
+
+    function getNoticeIds($offset, $limit, $since_id, $max_id)
     {
-        parent::__construct(new RawGroupNoticeStream($group),
-                            'user_group:notice_ids:' . $group->id);
+        if ($this->impossibleStream()) {
+            return array();
+        } else {
+            return parent::getNoticeIds($offset, $limit, $since_id, $max_id);
+        }
+    }
+
+    function getNotices($offset, $limit, $sinceId = null, $maxId = null)
+    {
+        if ($this->impossibleStream()) {
+            return new ArrayWrapper(array());
+        } else {
+            return parent::getNotices($offset, $limit, $sinceId, $maxId);
+        }
+    }
+
+    function impossibleStream() 
+    {
+        if ($this->group->force_scope &&
+            (!$this->scoped instanceof Profile || $this->scoped->isMember($this->group))) {
+            return true;
+        }
+
+        return false;
     }
 }
 
+/**
+ * Stream of notices for a group
+ *
+ * @category  Stream
+ * @package   StatusNet
+ * @author    Evan Prodromou <evan@status.net>
+ * @copyright 2011 StatusNet, Inc.
+ * @license   http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
+ * @link      http://status.net/
+ */
 class RawGroupNoticeStream extends NoticeStream
 {
     protected $group;