* License: GPLv2 * Description: Auto-complete for search and upload tags */ class AutoComplete implements Extension { public function receive_event(Event $event) { if(($event instanceof PageRequestEvent) && ($event->page_name == "index" || $event->page_name == "view")) { $event->page->add_header(""); } if(($event instanceof PageRequestEvent) && ($event->page_name == "autocomplete")) { $event->page->set_mode("data"); $event->page->set_type("text/plain"); $event->page->set_data($this->get_completions($event->get_arg(0))); } } private function get_completions($start) { global $database; $tags = $database->db->GetCol("SELECT tag,count FROM tags WHERE tag LIKE ? ORDER BY count DESC", array($start.'%')); return implode("\n", $tags); } } add_event_listener(new AutoComplete()); ?>