/**
* {@inheritdoc}
*/
protected function doGetStats()
{
$info = apcu_cache_info('', true);
$sma = apcu_sma_info();
// @TODO - Temporary fix @see https://github.com/krakjoe/apcu/pull/42
if (PHP_VERSION_ID >= 50500) {
$info['num_hits'] = isset($info['num_hits']) ? $info['num_hits'] : $info['nhits'];
$info['num_misses'] = isset($info['num_misses']) ? $info['num_misses'] : $info['nmisses'];
$info['start_time'] = isset($info['start_time']) ? $info['start_time'] : $info['stime'];
}
return array(Cache::STATS_HITS => $info['num_hits'], Cache::STATS_MISSES => $info['num_misses'], Cache::STATS_UPTIME => $info['start_time'], Cache::STATS_MEMORY_USAGE => $info['mem_size'], Cache::STATS_MEMORY_AVAILABLE => $sma['avail_mem']);
}
/**
* APC preset is available if extension is loaded and at least ~5MB are free.
*
* @return bool TRUE
*/
public function isAvailable()
{
$result = false;
if (extension_loaded('apcu')) {
$memoryInfo = @apcu_sma_info();
$availableMemory = $memoryInfo['avail_mem'];
// If more than 5MB free
if ($availableMemory > 5 * 1024 * 1024) {
$result = true;
}
}
return $result;
}
/**
* Is APCu available?
* @return bool
*/
public static function isAvailable()
{
try {
if (!extension_loaded('apcu') or php_sapi_name() == 'cli' or !function_exists('apcu_sma_info')) {
return false;
}
$info = @apcu_sma_info(true);
if ($e = error_get_last() and $e['file'] == __FILE__) {
return false;
}
if (empty($info) or empty($info['num_seg'])) {
return false;
}
} catch (\Exception $ex) {
return false;
}
return true;
}
}
}
}
// clear cache
if ($AUTHENTICATED && isset($MYREQUEST['CC']) && $MYREQUEST['CC']) {
apcu_clear_cache();
}
if ($AUTHENTICATED && !empty($MYREQUEST['DU'])) {
apcu_delete($MYREQUEST['DU']);
}
if (!function_exists('apcu_cache_info')) {
echo "No cache info available. APC does not appear to be running.";
exit;
}
$cache = apcu_cache_info();
$mem = apcu_sma_info();
// don't cache this page
//
header("Cache-Control: no-store, no-cache, must-revalidate");
// HTTP/1.1
header("Cache-Control: post-check=0, pre-check=0", false);
header("Pragma: no-cache");
// HTTP/1.0
function duration($ts)
{
global $time;
$years = (int) (($time - $ts) / (7 * 86400) / 52.177457);
$rem = (int) ($time - $ts - $years * 52.177457 * 7 * 86400);
$weeks = (int) ($rem / (7 * 86400));
$days = (int) ($rem / 86400) - $weeks * 7;
$hours = (int) ($rem / 3600) - $days * 24 - $weeks * 7 * 24;
/**
* Get available space in bytes
*
* @return int|float
*/
public function getAvailableSpace()
{
$smaInfo = apcu_sma_info(true);
return $smaInfo['avail_mem'];
}
return apc_sma_info($limited);
}
/**
* @param string $type
* @param bool $limited
* @return array|bool Array of cached data (and meta-data) or FALSE on failure.
*/
function apcu_cache_info($type = '', $limited = false)
{
return apc_cache_info($type, $limited);
}
class APCUIterator extends APCIterator
{
}
}
$smaInfo = apcu_sma_info();
$cacheInfo = apcu_cache_info();
?>
<!doctype html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Document</title>
</head>
<body>
<table>
<tr>
<td colspan="2">
<h2>Cache Information</h2>
</td>
function apc_sma_info($limited = false)
{
return apcu_sma_info($limited);
}
/**
* {@inheritdoc}
*/
protected function doGetStats()
{
$info = apcu_cache_info(true);
$sma = apcu_sma_info();
return array(Cache::STATS_HITS => $info['num_hits'], Cache::STATS_MISSES => $info['num_misses'], Cache::STATS_UPTIME => $info['start_time'], Cache::STATS_MEMORY_USAGE => $info['mem_size'], Cache::STATS_MEMORY_AVAILABLE => $sma['avail_mem']);
}
public function getFillingPercentage()
{
if (php_sapi_name() == 'cli') {
return 0;
}
$mem = apcu_sma_info(true);
$memSize = $mem['num_seg'] * $mem['seg_size'];
$memAvailable = $mem['avail_mem'];
$memUsed = $memSize - $memAvailable;
if ($memSize == 0) {
Zend_Cache::throwException('can\'t get apc memory size');
}
if ($memUsed > $memSize) {
return 100;
}
return (int) (100.0 * ($memUsed / $memSize));
}
public static function handleCacheRequest()
{
$GLOBALS['Session']->requireAccountLevel('Staff');
$memInfo = apcu_sma_info(true);
return static::respond('cacheStatus', ['free' => $memInfo['avail_mem'], 'responses' => Cache::getIterator('/^response:/')->getTotalSize(), 'total' => $memInfo['seg_size']]);
}
/**
* APCu sma info
* @param \Slim\Http\Request $req http request
* @param \Slim\Http\Response $res http response
*/
public function info(Request $req, Response $res)
{
return $res->withStatus(200)->withHeader('Content-type', 'application/json')->write(json_encode(apcu_sma_info(), JSON_PRETTY_PRINT));
}
