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Reworked index() slightly to make caching simpler and only use one key.

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This commit is contained in:
Macil Tech 2013-01-27 21:27:47 -06:00
parent b086e47cfc
commit 879f20ec72
1 changed files with 24 additions and 23 deletions
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45
inc/functions.php
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@ -974,16 +974,33 @@ function index($page, $mod=false) {
$th['sticky'], $th['locked'], $th['sage'], $th['embed'], $mod ? '?/' : $config['root'], $mod
);
if (!$config['cache']['enabled'] || !$replies = cache::get("thread_index_{$board['uri']}_{$th['id']}")) {
if ($config['cache']['enabled'] && $cached = cache::get("thread_index_{$board['uri']}_{$th['id']}")) {
$replies = $cached['replies'];
$omitted = $cached['omitted'];
} else {
$posts = prepare(sprintf("SELECT * FROM `posts_%s` WHERE `thread` = :id ORDER BY `id` DESC LIMIT :limit", $board['uri']));
$posts->bindValue(':id', $th['id']);
$posts->bindValue(':limit', ($th['sticky'] ? $config['threads_preview_sticky'] : $config['threads_preview']), PDO::PARAM_INT);
$posts->execute() or error(db_error($posts));
$replies = $posts->fetchAll(PDO::FETCH_ASSOC);
$replies = array_reverse($posts->fetchAll(PDO::FETCH_ASSOC));
if (count($replies) == ($th['sticky'] ? $config['threads_preview_sticky'] : $config['threads_preview'])) {
$count = prepare(sprintf("SELECT COUNT(`id`) as `num` FROM `posts_%s` WHERE `thread` = :thread UNION ALL SELECT COUNT(`id`) FROM `posts_%s` WHERE `file` IS NOT NULL AND `thread` = :thread", $board['uri'], $board['uri']));
$count->bindValue(':thread', $th['id'], PDO::PARAM_INT);
$count->execute() or error(db_error($count));
$count = $count->fetchAll(PDO::FETCH_COLUMN);
$omitted = array('post_count' => $count[0], 'image_count' => $count[1]);
} else {
$omitted = false;
}
if ($config['cache']['enabled'])
cache::set("thread_index_{$board['uri']}_{$th['id']}", $replies);
cache::set("thread_index_{$board['uri']}_{$th['id']}", array(
'replies' => $replies,
'omitted' => $omitted,
));
}
$num_images = 0;
@ -998,26 +1015,11 @@ function index($page, $mod=false) {
);
}
$post_count = count($replies); // $posts->rowCount()
if ($post_count == ($th['sticky'] ? $config['threads_preview_sticky'] : $config['threads_preview'])) {
// Yeah, using two cache objects for one thread seems a little inefficient. This code is messy and dumb; please clean it up if you can.
if (!$config['cache']['enabled'] || !$count = cache::get("thread_index_{$board['uri']}_{$th['id']}_omitted")) {
$count = prepare(sprintf("SELECT COUNT(`id`) as `num` FROM `posts_%s` WHERE `thread` = :thread UNION ALL SELECT COUNT(`id`) FROM `posts_%s` WHERE `file` IS NOT NULL AND `thread` = :thread", $board['uri'], $board['uri']));
$count->bindValue(':thread', $th['id'], PDO::PARAM_INT);
$count->execute() or error(db_error($count));
$count = $count->fetchAll(PDO::FETCH_COLUMN);
if ($config['cache']['enabled'])
cache::set("thread_index_{$board['uri']}_{$th['id']}_omitted", $count);
if ($omitted) {
$thread->omitted = $omitted['post_count'] - ($th['sticky'] ? $config['threads_preview_sticky'] : $config['threads_preview']);
$thread->omitted_images = $omitted['image_count'] - $num_images;
}
$thread->omitted = $count[0] - ($th['sticky'] ? $config['threads_preview_sticky'] : $config['threads_preview']);
$thread->omitted_images = $count[1] - $num_images;
}
$thread->posts = array_reverse($thread->posts);
$body .= $thread->build(true);
}
@ -1506,7 +1508,6 @@ function buildThread($id, $return=false, $mod=false) {
if ($config['cache']['enabled'] && !$mod) {
// Clear cache
cache::delete("thread_index_{$board['uri']}_{$id}");
cache::delete("thread_index_{$board['uri']}_{$id}_omitted");
cache::delete("thread_{$board['uri']}_{$id}");
}