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