mirror of https://github.com/BOINC/boinc.git
103 lines
2.9 KiB
PHP
103 lines
2.9 KiB
PHP
<?php
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// This file is part of BOINC.
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// http://boinc.berkeley.edu
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// Copyright (C) 2008 University of California
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//
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// BOINC is free software; you can redistribute it and/or modify it
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// under the terms of the GNU Lesser General Public License
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// as published by the Free Software Foundation,
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// either version 3 of the License, or (at your option) any later version.
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//
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// BOINC is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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// See the GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with BOINC. If not, see <http://www.gnu.org/licenses/>.
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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/host.inc");
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require_once("../inc/boinc_db.inc");
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$config = get_config();
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$hosts_per_page = parse_config($config, "<hosts_per_page>");
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if (!$hosts_per_page) {
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$hosts_per_page = 20;
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}
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define ('ITEM_LIMIT', 10000);
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function get_top_hosts($offset, $sort_by) {
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global $hosts_per_page;
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$db = BoincDb::get(true);
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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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return BoincHost::enum(null, "order by $sort_order limit $offset, $hosts_per_page");
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}
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function hosts_to_store($participants){
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return serialize($participants);
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}
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function store_to_hosts($data){
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return unserialize($data);
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}
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$sort_by = get_str("sort_by", true);
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switch ($sort_by) {
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case "total_credit":
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case "expavg_credit":
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break;
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default:
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$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 % $hosts_per_page) $offset = 0;
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if ($offset >= ITEM_LIMIT) {
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error_page(tra("Limit exceeded - Sorry, first %1 items only", ITEM_LIMIT));
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}
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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){
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$data = store_to_hosts($cacheddata);
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} else {
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$data = get_top_hosts($offset,$sort_by);
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set_cache_data(hosts_to_store($data), $cache_args);
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};
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// Now display what we've got (either gotten from cache or from DB)
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//
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page_head(tra("Top hosts"));
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top_host_table_start($sort_by);
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$i = 1 + $offset;
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$n = sizeof($data);
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foreach($data as $host) {
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show_host_row($host, $i, false, true);
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$i++;
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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 - $hosts_per_page;
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echo "<a href=top_hosts.php?sort_by=$sort_by&offset=$new_offset>".tra("Previous %1", $hosts_per_page)."</a> | ";
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}
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if ($n==$hosts_per_page){ //If we aren't on the last page
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$new_offset = $offset + $hosts_per_page;
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echo "<a href=top_hosts.php?sort_by=$sort_by&offset=$new_offset>".tra("Next %1", $hosts_per_page)."</a>";
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}
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page_tail();
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?>
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