start of queuemanager code

1 files changed, 78 insertions, 0 deletions

diff --git a/lib/queuemanager.php b/lib/queuemanager.php
new file mode 100644
index 000000000..64aca1bc1
--- /dev/null
+++ b/lib/queuemanager.php
@@ -0,0 +1,78 @@
+<?php
+/**
+ * Laconica, the distributed open-source microblogging tool
+ *
+ * Abstract class for queue managers
+ *
+ * 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  QueueManager
+ * @package   Laconica
+ * @author    Evan Prodromou <evan@controlyourself.ca>
+ * @author    Sarven Capadisli <csarven@controlyourself.ca>
+ * @copyright 2009 Control Yourself, Inc.
+ * @license   http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
+ * @link      http://laconi.ca/
+ */
+
+class QueueManager
+{
+    static $qm = null;
+
+    static function get()
+    {
+        if (empty(self::$qm)) {
+
+            if (Event::handle('StartNewQueueManager', self::$qm)) {
+
+                $type = common_config('queue', 'sub');
+
+                switch ($type) {
+                 case 'db':
+                    self::$qm = new DBQueueManager();
+                    break;
+                 case 'stomp':
+                    self::$qm = new StompQueueManager();
+                    break;
+                 default:
+                    throw new ServerException("No queue manager class for type '$type'");
+                }
+            }
+
+            return self::$qm;
+        }
+    }
+
+    function enqueue($object, $queue)
+    {
+        throw ServerException("Unimplemented function 'enqueue' called");
+    }
+
+    function peek($queue)
+    {
+        throw ServerException("Unimplemented function 'peek' called");
+    }
+
+    function nextItem($queue, $timeout=null)
+    {
+        throw ServerException("Unimplemented function 'nextItem' called");
+    }
+
+    function done($object, $queue)
+    {
+        throw ServerException("Unimplemented function 'done' called");
+    }
+}