AlkantarClanX12
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<?php
namespace W3TC;
class UsageStatistics_Sources {
static public function w3tc_usage_statistics_summary_from_history( $summary, $history ) {
// php data
$php_memory_100kb = Util_UsageStatistics::sum( $history, 'php_memory_100kb' );
$php_requests = Util_UsageStatistics::sum( $history, 'php_requests' );
if ( $php_requests > 0 ) {
if ( !isset( $summary['php'] ) ) {
$summary['php'] = array();
}
$summary['php']['memory'] = Util_UsageStatistics::bytes_to_size(
$php_memory_100kb / $php_requests * 1024 * 10.24 );
$summary['php']['php_requests_v'] = $php_requests;
$summary['php']['php_requests'] =
Util_UsageStatistics::integer( $php_requests );
$summary['php']['php_requests_per_second'] =
Util_UsageStatistics::value_per_period_seconds( $php_requests,
$summary );
}
// apc
if ( count( $summary['apc_servers'] ) > 0 ) {
$apc = new UsageStatistics_Sources_Apc(
$summary['apc_servers'] );
$summary['apc'] = $apc->get_summary();
}
// memcached
if ( count( $summary['memcached_servers'] ) > 0 ) {
$memcached = new UsageStatistics_Sources_Memcached(
$summary['memcached_servers'] );
$summary['memcached'] = $memcached->get_summary();
}
// redis
if ( count( $summary['redis_servers'] ) > 0 ) {
$redis = new UsageStatistics_Sources_Redis(
$summary['redis_servers'] );
$summary['redis'] = $redis->get_summary();
}
// cpu snapshot
$c = Dispatcher::config();
if ( $c->get_boolean( 'stats.cpu.enabled' ) ) {
$summary['cpu'] = array(
'avg' => round( Util_UsageStatistics::avg( $history, 'cpu' ), 2 )
);
}
// access log data
if ( $c->get_boolean( 'stats.access_log.enabled' ) ) {
$o = new UsageStatistics_Source_AccessLog( array(
'webserver' => $c->get_string( 'stats.access_log.webserver' ),
'filename' => $c->get_string( 'stats.access_log.filename' ),
'format' => $c->get_string( 'stats.access_log.format' )
) );
$summary = $o->w3tc_usage_statistics_summary_from_history(
$summary, $history );
}
return $summary;
}
static public function w3tc_usage_statistics_metric_values( $metric_values ) {
$sources = array(
'memcached_servers' => array(),
'redis_servers' => array(),
'apc_servers' => array()
);
$sources = apply_filters( 'w3tc_usage_statistics_sources',
$sources );
if ( count( $sources['memcached_servers'] ) > 0 ) {
$memcached = new UsageStatistics_Sources_Memcached(
$sources['memcached_servers'] );
$metric_values['memcached'] = $memcached->get_snapshot();
}
if ( count( $sources['apc_servers'] ) > 0 ) {
$apc = new UsageStatistics_Sources_Apc(
$sources['apc_servers']
);
$metric_values['apc'] = $apc->get_snapshot();
}
if ( count( $sources['redis_servers'] ) > 0 ) {
$redis = new UsageStatistics_Sources_Redis(
$sources['redis_servers'] );
$metric_values['redis'] = $redis->get_snapshot();
}
$c = Dispatcher::config();
if ( $c->get_boolean( 'stats.cpu.enabled' ) ) {
// cpu snapshot
$cpu = sys_getloadavg();
if ( isset( $cpu[0] ) ) {
$metric_values['cpu'] = $cpu[0];
}
}
return $metric_values;
}
static public function w3tc_usage_statistics_history_set( $history ) {
$c = Dispatcher::config();
if ( $c->get_boolean( 'stats.access_log.enabled' ) ) {
// read access log
$o = new UsageStatistics_Source_AccessLog( array(
'webserver' => $c->get_string( 'stats.access_log.webserver' ),
'filename' => $c->get_string( 'stats.access_log.filename' ),
'format' => $c->get_string( 'stats.access_log.format' )
) );
$history = $o->w3tc_usage_statistics_history_set( $history );
}
return $history;
}
}