Now translatable with caching of database data

svn path=/trunk/boinc/; revision=6418
This commit is contained in:
Janus B. Kristensen 2005-06-23 20:34:53 +00:00
parent 1942d98e81
commit e82ca25432
1 changed files with 46 additions and 31 deletions

View File

@ -2,44 +2,63 @@
require_once("../inc/cache.inc"); require_once("../inc/cache.inc");
require_once("../inc/util.inc"); require_once("../inc/util.inc");
require_once("../inc/user.inc");
require_once("../inc/translation.inc");
$n = 20; define (ITEMS_PER_PAGE, 20);
define (ITEM_LIMIT,10000);
function get_top_participants($offset,$sort_by){ //Possibly move this to db.inc at some point...
db_init();
if ($sort_by == "total_credit") {
$sort_order = "total_credit desc";
} else {
$sort_order = "expavg_credit desc";
}
$res=mysql_query("select * from user order by $sort_order limit $offset,".ITEMS_PER_PAGE);
while ($arr[]=mysql_fetch_object($res)){};
return $arr;
}
function participants_to_store($participants){ //These converter functions are here in case we later decide to use something else than serializing to save temp data
return serialize($participants);
}
function store_to_participants($data){
return unserialize($data);
}
if (isset($_GET["sort_by"])) { if (isset($_GET["sort_by"])) {
$sort_by = $_GET["sort_by"]; $sort_by = $_GET["sort_by"];
} else { } else {
$sort_by = "expavg_credit"; $sort_by = "expavg_credit";
} }
$offset = get_int("offset", true); $offset = get_int("offset", true);
if (!$offset) $offset=0; if (!$offset) $offset=0;
if ($offset % $n) $offset = 0; if ($offset % $n) $offset = 0;
if ($offset < 1000) { if ($offset < ITEM_LIMIT) {
$cache_args = "sort_by=$sort_by&offset=$offset"; $cache_args = "sort_by=$sort_by&offset=$offset";
start_cache(TOP_PAGES_TTL, $cache_args); $cacheddata=get_cached_data(10,$cache_args);
if ($cacheddata){ //If we have got the data in cache
$data = store_to_participants($cacheddata); // use the cached data
} else { //if not do queries etc to generate new data
require_once("../inc/db.inc");
require_once("../inc/user.inc");
$data = get_top_participants($offset,$sort_by);
set_cache_data(participants_to_store($data),$cache_args); //save data in cache
};
} else { } else {
page_head("Limit exceeded"); error_page("Limit exceeded - Sorry, first ".ITEM_LIMIT." items only");
echo "Sorry - first 1000 only.";
page_tail();
exit();
} }
require_once("../inc/db.inc");
require_once("../inc/user.inc");
db_init(); //Now display what we've got (either gotten from cache or from DB)
page_head("Top participants"); page_head(tr(TOP_PARTICIPANT_TITLE));
if ($sort_by == "total_credit") {
$sort_order = "total_credit desc";
} else {
$sort_order = "expavg_credit desc";
}
$result = mysql_query("select * from user order by $sort_order limit $offset,$n");
user_table_start($sort_by); user_table_start($sort_by);
$i = 1 + $offset; $i = 1 + $offset;
while ($user = mysql_fetch_object($result)) { $o = 0;
while ($user = $data[$o]) {
if ($sort_by == "total_credit") { if ($sort_by == "total_credit") {
show_user_row($user, $i); show_user_row($user, $i);
$i++; $i++;
@ -49,22 +68,18 @@ while ($user = mysql_fetch_object($result)) {
$i++; $i++;
} }
} }
$o++;
} }
echo "</table>\n"; echo "</table>\n";
if ($offset > 0) { if ($offset > 0) {
$new_offset = $offset - $n; $new_offset = $offset - ITEMS_PER_PAGE;
echo "<a href=top_users.php?sort_by=$sort_by&offset=$new_offset>Previous $n</a> | "; echo "<a href=top_users.php?sort_by=$sort_by&offset=$new_offset>Previous ".ITEMS_PER_PAGE."</a> | ";
} }
$new_offset = $offset + $n; $new_offset = $offset + ITEMS_PER_PAGE;
echo "<a href=top_users.php?sort_by=$sort_by&offset=$new_offset>Next $n</a>"; echo "<a href=top_users.php?sort_by=$sort_by&offset=$new_offset>Next ".ITEMS_PER_PAGE."</a>";
page_tail();
if ($offset < 1000) {
page_tail(true);
end_cache(TOP_PAGES_TTL,$cache_args);
} else {
page_tail();
}
?> ?>