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refactor apc code and move to aur.inc

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- move apc cache code to aur.inc (centralize)
- refactor the apc usage in stats.inc to utilize new code in aur.inc

Lukas: Small commenting style and spelling changes.

Signed-off-by: Lukas Fleischer <archlinux@cryptocrack.de>
This commit is contained in:
elij 2011-05-28 16:17:09 -07:00 • committed by Lukas Fleischer
parent fa53ca68b0
commit af5d05f4ad
2 changed files with 66 additions and 55 deletions
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61
web/lib/stats.inc
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@ -2,40 +2,10 @@
include_once('aur.inc');
# APC configuration variables
$apc_prefix = 'aur:';
$apc_ttl = 600;
# Check if APC extension is loaded
if (!defined('EXTENSION_LOADED_APC'))
define('EXTENSION_LOADED_APC', extension_loaded('apc'));
# run a simple db query, retrieving and/or caching the value if APC
# is available for use
#
function db_cache_value($dbq, $dbh, $key)
{
global $apc_ttl;
$bool = false;
if(EXTENSION_LOADED_APC) {
$ret = apc_fetch($key, $bool);
}
if(!$bool) {
$result = db_query($dbq, $dbh);
$row = mysql_fetch_row($result);
$ret = $row[0];
if (EXTENSION_LOADED_APC) {
apc_store($key, $ret, $apc_ttl);
}
}
return $ret;
}
function updates_table($dbh)
{
global $apc_prefix, $apc_ttl;
$key = $apc_prefix . 'recent_updates';
if(!(EXTENSION_LOADED_APC && ($newest_packages = apc_fetch($key)))) {
$key = 'recent_updates';
if(!($newest_packages = get_cache_value($key))) {
$q = 'SELECT * FROM Packages ORDER BY ModifiedTS DESC LIMIT 10';
$result = db_query($q, $dbh);
@ -43,26 +13,23 @@ function updates_table($dbh)
while ($row = mysql_fetch_assoc($result)) {
$newest_packages->append($row);
}
if (EXTENSION_LOADED_APC) {
apc_store($key, $newest_packages, $apc_ttl);
}
set_cache_value($key, $newest_packages);
}
include('stats/updates_table.php');
}
function user_table($user, $dbh)
{
global $apc_prefix;
$escuser = mysql_real_escape_string($user);
$base_q = "SELECT count(*) FROM Packages,Users WHERE Packages.MaintainerUID = Users.ID AND Users.Username='" . $escuser . "'";
$maintainer_unsupported_count = db_cache_value($base_q, $dbh,
$apc_prefix . 'user_unsupported_count:' . $escuser);
'user_unsupported_count:' . $escuser);
$q = "SELECT count(*) FROM Packages,Users WHERE Packages.OutOfDateTS IS NOT NULL AND Packages.MaintainerUID = Users.ID AND Users.Username='" . $escuser . "'";
$flagged_outdated = db_cache_value($q, $dbh,
$apc_prefix . 'user_flagged_outdated:' . $escuser);
'user_flagged_outdated:' . $escuser);
# If the user is a TU calculate the number of the packages
$atype = account_from_sid($_COOKIE["AURSID"]);
@ -72,35 +39,33 @@ function user_table($user, $dbh)
function general_stats_table($dbh)
{
global $apc_prefix;
# AUR statistics
$q = "SELECT count(*) FROM Packages";
$unsupported_count = db_cache_value($q, $dbh, $apc_prefix . 'unsupported_count');
$unsupported_count = db_cache_value($q, $dbh, 'unsupported_count');
$q = "SELECT count(*) FROM Packages WHERE MaintainerUID IS NULL";
$orphan_count = db_cache_value($q, $dbh, $apc_prefix . 'orphan_count');
$orphan_count = db_cache_value($q, $dbh, 'orphan_count');
$q = "SELECT count(*) FROM Users";
$user_count = db_cache_value($q, $dbh, $apc_prefix . 'user_count');
$user_count = db_cache_value($q, $dbh, 'user_count');
$q = "SELECT count(*) FROM Users,AccountTypes WHERE Users.AccountTypeID = AccountTypes.ID AND AccountTypes.AccountType = 'Trusted User'";
$tu_count = db_cache_value($q, $dbh, $apc_prefix . 'tu_count');
$tu_count = db_cache_value($q, $dbh, 'tu_count');
$targstamp = intval(strtotime("-7 days"));
$yearstamp = intval(strtotime("-1 year"));
$q = "SELECT count(*) FROM Packages WHERE Packages.ModifiedTS >= $targstamp AND Packages.ModifiedTS = Packages.SubmittedTS";
$add_count = db_cache_value($q, $dbh, $apc_prefix . 'add_count');
$add_count = db_cache_value($q, $dbh, 'add_count');
$q = "SELECT count(*) FROM Packages WHERE Packages.ModifiedTS >= $targstamp AND Packages.ModifiedTS != Packages.SubmittedTS";
$update_count = db_cache_value($q, $dbh, $apc_prefix . 'update_count');
$update_count = db_cache_value($q, $dbh, 'update_count');
$q = "SELECT count(*) FROM Packages WHERE Packages.ModifiedTS >= $yearstamp AND Packages.ModifiedTS != Packages.SubmittedTS";
$update_year_count = db_cache_value($q, $dbh, $apc_prefix . 'update_year_count');
$update_year_count = db_cache_value($q, $dbh, 'update_year_count');
$q = "SELECT count(*) FROM Packages WHERE Packages.ModifiedTS = Packages.SubmittedTS";
$never_update_count = db_cache_value($q, $dbh, $apc_prefix . 'never_update_count');
$never_update_count = db_cache_value($q, $dbh, 'never_update_count');
include('stats/general_stats_table.php');
}