--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/og_statistics.admin.inc	Tue Nov 24 14:27:37 2009 +0100
@@ -0,0 +1,45 @@
+<?php
+// $Id: og_statistics.admin.inc,v 1.1.2.1 2009/09/08 20:42:56 dereine Exp $
+/**
+ * @file
+ *   Admin settings for og_statistics module.
+ */
+
+function og_statistics_settings() {
+  $form['rebuild'] = array(
+    '#type' => 'submit',
+    '#value' => t('Rebuild og_statistics')
+  );
+
+  return $form;
+}
+
+function og_statistics_settings_submit(&$form, &$form_state) {
+  // get all group nodes
+  $types = og_get_types('group');
+  $placeholders = db_placeholders($types, 'varchar');
+  $result = db_query("SELECT nid FROM {node} WHERE type IN($placeholders)", $types);
+  while ($item = db_fetch_object($result)) {
+    $nodes[$item->nid] = $item->nid;
+  }
+  $counter = 0;
+  foreach ($nodes as $nid) {
+    $counter ++;
+    $array[] = $nid;
+    if (($counter % 20) == 1) {
+      $operations[] = array('og_statistcs_recalc', array($array));
+      $array = array();
+    }
+  }
+  $operations[] = array('og_statistcs_recalc', array($array));
+  // Execute the batch progress
+  $batch = array(
+    'operations' => $operations,
+    'title' => 'Generating statistics',
+    'init_message' => 'Loading group nodes',
+    'error_message' => 'An unrecoverable error has occurred. You can find the error message below. It is advised to copy it to the clipboard for reference.',
+    'finished' => 'og_statistcs_settings_finished',
+  );
+  batch_set($batch);
+  batch_process('admin/settings/og_statistics');
+}