"); if (!$users_per_page) { $users_per_page = 20; } define ('ITEM_LIMIT', 10000); function get_top_participants($offset,$sort_by) { global $users_per_page; $db = BoincDb::get(true); if ($sort_by == "total_credit") { $sort_order = "total_credit desc"; } else { $sort_order = "expavg_credit desc"; } return BoincUser::enum(null, "order by $sort_order limit $offset,$users_per_page"); } function participants_to_store($participants){ return serialize($participants); } function store_to_participants($data){ return unserialize($data); } if (isset($_GET["sort_by"])) { $sort_by = $_GET["sort_by"]; } else { $sort_by = "expavg_credit"; } $offset = get_int("offset", true); if (!$offset) $offset=0; if ($offset % $users_per_page) $offset = 0; if ($offset < ITEM_LIMIT) { $cache_args = "sort_by=$sort_by&offset=$offset"; $cacheddata=get_cached_data(TOP_PAGES_TTL,$cache_args); // Do we have the data in cache? // if ($cacheddata){ $data = store_to_participants($cacheddata); // use the cached data } else { //if not do queries etc to generate new data $data = get_top_participants($offset, $sort_by); //save data in cache // set_cache_data(participants_to_store($data),$cache_args); } } else { error_page("Limit exceeded - Sorry, first ".ITEM_LIMIT." items only"); } // Now display what we've got (either gotten from cache or from DB) page_head(tr(TOP_PARTICIPANT_TITLE)); user_table_start($sort_by); $i = 1 + $offset; $n = sizeof($data); foreach ($data as $user) { show_user_row($user, $i); $i++; } echo "\n

"; if ($offset > 0) { $new_offset = $offset - $users_per_page; echo "Previous ".$users_per_page." | "; } if ($n==$users_per_page){ //If we aren't on the last page $new_offset = $offset + $users_per_page; echo "Next ".$users_per_page.""; } page_tail(); ?>