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removed buggy memcaching for mods and added a new way of caching to increase index page regeneration times by a lot

pull/40/head
Savetheinternet 12 years ago
parent
commit
edd93c5652
  1. 5
      inc/config.php
  2. 35
      inc/functions.php

5
inc/config.php

@ -53,11 +53,8 @@
$config['memcached']['servers'] = Array(
Array('localhost', 11211)
);
// Experimental: cache entire thread HTML (for mods, since we already cache it with static HTML anyway)
// Increases load times for mods but might take up a bit of memory
$config['memcached']['cache_threads'] = false;
// Timeout for cached objects such as posts and HTML
$config['memcached']['timeout'] = 86400; // one day
$config['memcached']['timeout'] = 43200; // 12 hours
// The name of the session cookie (PHP's $_SESSION)
$config['cookies']['session']= 'imgboard';

35
inc/functions.php

@ -588,12 +588,10 @@
}
function index($page, $mod=false) {
global $board, $config;
global $board, $config, $memcached;
$body = '';
$offset = round($page*$config['threads_per_page']-$config['threads_per_page']);
$query = prepare(sprintf("SELECT * FROM `posts_%s` WHERE `thread` IS NULL ORDER BY `sticky` DESC, `bump` DESC LIMIT ?,?", $board['uri']));
$query->bindValue(1, $offset, PDO::PARAM_INT);
@ -603,7 +601,14 @@
if($query->rowcount() < 1 && $page > 1) return false;
while($th = $query->fetch()) {
$thread = new Thread($th['id'], $th['subject'], $th['email'], $th['name'], $th['trip'], $th['capcode'], $th['body'], $th['time'], $th['thumb'], $th['thumbwidth'], $th['thumbheight'], $th['file'], $th['filewidth'], $th['fileheight'], $th['filesize'], $th['filename'], $th['ip'], $th['sticky'], $th['locked'], $th['embed'], $mod ? '?/' : $config['root'], $mod);
if($config['memcached']['enabled']) {
if($built = $memcached->get("theadindex_{$th['id']}")) {
$body .= $built;
continue;
}
}
$posts = prepare(sprintf("SELECT * FROM `posts_%s` WHERE `thread` = ? ORDER BY `id` DESC LIMIT ?", $board['uri']));
$posts->bindValue(1, $th['id']);
$posts->bindValue(2, ($th['sticky'] ? $config['threads_preview_sticky'] : $config['threads_preview']), PDO::PARAM_INT);
@ -630,7 +635,14 @@
}
$thread->posts = array_reverse($thread->posts);
$body .= '<div id="thread_' . $thread->id . '">' . $thread->build(true) . '</div>';
$built = '<div id="thread_' . $thread->id . '">' . $thread->build(true) . '</div>';
if($config['memcached']['enabled']) {
$memcached->set("theadindex_{$th['id']}", $built, time() + $config['memcached']['timeout']);
}
$body .= $built;
}
return Array(
@ -949,7 +961,6 @@
function buildIndex() {
global $board, $config;
$pages = getPages();
$page = 1;
@ -1224,11 +1235,9 @@
global $board, $config, $memcached;
$id = round($id);
if($config['memcached']['cache_threads'] && $config['memcached']['enabled'] && $return && $mod) {
// Experimental: cache entire threads (for mods, since we already cache it with static HTML anyway)
if($body = $memcached->get('thread_' . $board['uri'] . '_' . $id)) {
return $body;
}
if($config['memcached']['enabled'] && !$mod) {
// Clear cache for index pages
$memcached->delete("theadindex_{$id}");
}
$query = prepare(sprintf("SELECT * FROM `posts_%s` WHERE (`thread` IS NULL AND `id` = :id) OR `thread` = :id ORDER BY `thread`,`time`", $board['uri']));
@ -1257,10 +1266,6 @@
'return' => ($mod ? '?' . $board['url'] . $config['file_index'] : $config['root'] . $board['uri'] . '/' . $config['file_index'])
));
if($config['memcached']['cache_threads'] && $config['memcached']['enabled'] && $mod) {
$memcached->set('thread_' . $board['uri'] . '_' . $id, $body, time() + $config['memcached']['timeout']);
}
if($return)
return $body;
else

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