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-rw-r--r--web/lib/aur.inc60
-rw-r--r--web/lib/stats.inc61
2 files changed, 66 insertions, 55 deletions
diff --git a/web/lib/aur.inc b/web/lib/aur.inc
index fb267af..1f7b71a 100644
--- a/web/lib/aur.inc
+++ b/web/lib/aur.inc
@@ -14,6 +14,12 @@ include_once("config.inc");
include_once("version.inc");
include_once("acctfuncs.inc");
+# Check if APC extension is loaded, and set cache prefix if it is.
+if (!defined('EXTENSION_LOADED_APC')) {
+ define('EXTENSION_LOADED_APC', extension_loaded('apc'));
+ define('APC_PREFIX', 'aur:');
+}
+
# see if the visitor is already logged in
#
function check_sid() {
@@ -257,6 +263,46 @@ function db_query($query="", $db_handle="") {
return $result;
}
+# Set a value in the cache (currently APC) if cache is available for use. If
+# not available, this becomes effectively a no-op (return value is
+# false). Accepts an optional TTL (defaults to 600 seconds).
+function set_cache_value($key, $value, $ttl=600) {
+ $status = false;
+ if (EXTENSION_LOADED_APC) {
+ $status = apc_store(APC_PREFIX.$key, $value, $ttl);
+ }
+ return $status;
+}
+
+# Get a value from the cache (currently APC) if cache is available for use. If
+# not available, this returns false (optionally sets passed in variable $status
+# to false, much like apc_fetch() behaves). This allows for testing the fetch
+# result appropriately even in the event that a 'false' value was the value in
+# the cache.
+function get_cache_value($key, &$status=false) {
+ if(EXTENSION_LOADED_APC) {
+ $ret = apc_fetch(APC_PREFIX.$key, $status);
+ if ($status) {
+ return $ret;
+ }
+ }
+ return $status;
+}
+
+# Run a simple db query, retrieving and/or caching the value if APC is
+# available for use. Accepts an optional TTL value (defaults to 600 seconds).
+function db_cache_value($dbq, $dbh, $key, $ttl=600) {
+ $status = false;
+ $value = get_cache_value($key, $status);
+ if (!$status) {
+ $result = db_query($dbq, $dbh);
+ $row = mysql_fetch_row($result);
+ $value = $row[0];
+ set_cache_value($key, $value, $ttl);
+ }
+ return $value;
+}
+
# set up the visitor's language
#
function set_lang() {
@@ -491,12 +537,12 @@ function get_salt($user_id)
{
$dbh = db_connect();
$salt_q = "SELECT Salt FROM Users WHERE ID = " . $user_id;
- $result = db_query($salt_q, $dbh);
- if ($result) {
- $salt_row = mysql_fetch_row($result);
- return $salt_row[0];
- }
- return;
+ $result = db_query($salt_q, $dbh);
+ if ($result) {
+ $salt_row = mysql_fetch_row($result);
+ return $salt_row[0];
+ }
+ return;
}
function save_salt($user_id, $passwd)
@@ -535,7 +581,7 @@ function parse_comment($comment)
if ($i % 2) {
# convert links
$html .= '<a href="' . htmlspecialchars($matches[$i]) .
- '">' . htmlspecialchars($matches[$i]) . '</a>';
+ '">' . htmlspecialchars($matches[$i]) . '</a>';
}
else {
# convert everything else
diff --git a/web/lib/stats.inc b/web/lib/stats.inc
index 756fa27..67fbdca 100644
--- a/web/lib/stats.inc
+++ b/web/lib/stats.inc
@@ -2,40 +2,10 @@
include_once('aur.inc');
-# APC configuration variables
-$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');
}
-