/**
  *
  * @since   0.0.4
  * @access  public
  * @static
  * @param   $data
  * @return mixed
  */
 public static function add_blog($data)
 {
     $data['group_info'] == 0;
     $options = groups_get_groupmeta($data['group_id'], 'rw-group-blogs-blogdata');
     if (is_array($options)) {
         $options[] = $data;
     } else {
         $options = array();
         $options[] = $data;
     }
     groups_update_groupmeta($data['group_id'], 'rw-group-blogs-blogdata', $options);
     groups_update_groupmeta($data['group_id'], 'rw-group-blogs-fetchtime', "15");
     $feed = groups_get_groupmeta($data['group_id'], 'rw-group-blogs-feeds');
     $feed .= "\n" . $data['feed_url'];
     groups_update_groupmeta($data['group_id'], 'rw-group-blogs-feeds', $feed);
     groups_update_groupmeta($data['group_id'], 'rw-group-blogs-lastupdate', gmdate("Y-m-d H:i:s"));
     RW_Group_Blogs_Core::fetch_group_feeds($data['group_id']);
     $back = array('message' => "ok");
     return $back;
 }
 /**
  *
  * @since    0.0.1
  * @access  public
  * @static
  * @return bool
  */
 function edit_screen_save($group_id = NULL)
 {
     global $bp;
     if (!isset($_POST['save'])) {
         return false;
     }
     check_admin_referer('groups_edit_save_' . $this->slug);
     $existing_feeds = (array) groups_get_groupmeta($bp->groups->current_group->id, 'rw-group-blogs-feeds');
     $unfiltered_feeds = explode(',', $_POST['blogfeeds']);
     foreach ((array) $unfiltered_feeds as $blog_feed) {
         if (!empty($blog_feed)) {
             $blog_feeds[] = trim($blog_feed);
         }
     }
     /* Loop and find any feeds that have been removed, so we can delete activity stream items */
     if (!empty($existing_feeds)) {
         foreach ((array) $existing_feeds as $feed) {
             if (!in_array($feed, (array) $blog_feeds)) {
                 $removed[] = $feed;
             }
         }
     }
     if ($removed) {
         /* Remove activity stream items for this feed */
         include_once ABSPATH . WPINC . '/rss.php';
         foreach ((array) $removed as $feed) {
             $rss = fetch_rss(trim($feed));
             if (function_exists('bp_activity_delete')) {
                 bp_activity_delete(array('item_id' => $bp->groups->current_group->id, 'secondary_item_id' => wp_hash($rss->channel['link']), 'component' => $bp->groups->id, 'type' => RW_Group_Blogs_Core::$activity_type));
             }
         }
     }
     groups_update_groupmeta($bp->groups->current_group->id, 'rw-group-blogs-fetchtime', $_POST['fetch-time']);
     groups_update_groupmeta($bp->groups->current_group->id, 'rw-group-blogs-feeds', $blog_feeds);
     groups_update_groupmeta($bp->groups->current_group->id, 'rw-group-blogs-lastupdate', gmdate("Y-m-d H:i:s"));
     RW_Group_Blogs_Core::fetch_group_feeds($bp->groups->current_group->id);
     bp_core_add_message(__('External blog feeds updated successfully!', RW_Group_Blogs::$textdomain));
     bp_core_redirect(bp_get_group_permalink($bp->groups->current_group) . '/admin/' . $this->slug);
 }
 /**
  *
  * @since    0.0.1
  * @access  public
  * @static
  */
 function cron_refresh()
 {
     global $bp, $wpdb;
     $group_ids = $wpdb->get_col($wpdb->prepare("SELECT group_id FROM " . $bp->groups->table_name_groupmeta . " WHERE meta_key = 'rw-group-blogs-feeds'"));
     foreach ($group_ids as $group_id) {
         RW_Group_Blogs_Core::fetch_group_feeds($group_id);
     }
 }