Something

		$pattern = '/^!((close|open|lock|unlock|delpost|deltopic)|(move)( ?to)? (.*))$/mi';
		preg_match_all($pattern, $txt, $matches, PREG_PATTERN_ORDER);
		if(!class_exists('modfunctions')) include 'modfunctions.php';
		$mod = new modfunctions();
		foreach($matches[2] as $km => $match) {
			if($match == 'unlock') $match = 'open';
			if($match == 'lock') $match = 'close';
			switch($match) {
				case 'open':
					$this->previewer->post_functions->topic['force_state'] = 'open';
					$mod->topic_open($topic);
					break;
				case 'close':
					if($topic == 0)
						$_REQUEST['mod_options'] =
							$_REQUEST['mod_options'] == 'pin'
							? 'pinclose'
							: 'close'
						;
					else {
						$this->previewer->post_functions->topic['force_state'] = 'closed';
						$mod->topic_close($topic);
					}
					break;
				case 'delpost':
					if($post > 0) {
						$DB->query("DELETE FROM ibf_posts WHERE pid = $post");
						$mod->add_moderate_log($forum, $topic, $ttitle, $post, 'Deleted post');
					}				
					break;
				case 'deltopic':
					if($topic == 0) break;
					$mod->topic_delete($topic);
					$mod->forum_recount($forum);
					$print->redirect_screen(
						$ibforums->lang['mod_delete'],
						"showforum=$forum"
					);
					/* redirect it */
					break;
				case '':switch($matches[3][$km]) {
				case 'move':
					$DB->query('SELECT id, parent_id FROM ibf_forums WHERE replace(name," ","") = "' . addslashes(str_replace(' ', '', htmlentities($matches[5][$km]))) . '"');
					$res = $DB->fetch_row();
					if($res !== FALSE) {
						$mod->topic_move($topic, $forum, $res['id'], 0);
						$this->previewer->forum['id'] = $res['id'];
						$mod->forum_recount($forum);
						$mod->forum_recount($res['id']);
						if($res['parent_id'] != -1) $mod->forum_recount($res['parent_id']);
					}
					break;
				}break;
			}
		}
		$mod->forum_recount($forum);