/**
* Stops XHProf profiling and saves profile data in var/log/xhprof
*
* @return mixed false|string (the run_id)|true (when nosave==true)
*/
public static function stop($dosave = true)
{
if (!extension_loaded('xhprof')) {
eZPerfLoggerDebug::writeWarning('Extension xhprof not loaded, can not stop profiling', __METHOD__);
return false;
}
if (!self::$profilingRunning) {
return false;
}
$xhprofData = xhprof_disable();
self::$profilingRunning = false;
if (!$dosave) {
return true;
}
if (!is_dir(self::$logdir)) {
mkdir(self::$logdir);
}
$logger = new XHProfRuns_Default(self::$logdir);
$runId = $logger->save_run($xhprofData, "xhprof");
if ($runId) {
// beside profiling data, save extra info in another file to make it more useful later
file_put_contents(self::$logdir . "/{$runId}.info", eZPerfLoggerApacheLogger::apacheLogLine('combined'));
self::$runs[] = $runId;
}
return $runId;
}
/**
* This method gets called by self::filter()
*/
public static function doLog($method, array $values, &$output)
{
switch ($method) {
case 'apache':
foreach ($values as $varName => $value) {
/// @todo should remove any " or space chars in the value for proper parsing by updateperfstats.php
apache_note($varName, $value);
}
break;
case 'piwik':
$text = '';
foreach (eZPerfLoggerINI::variable('GeneralSettings', 'TrackVariables') as $i => $var) {
$text .= "\npiwikTracker.setCustomVariable( {$i}, \"{$var}\", \"{$values[$var]}\", \"page\" );";
}
$text .= "\npiwikTracker.trackPageView();";
$output = preg_replace('/piwikTracker\\.trackPageView\\( *\\);?/', $text, $output);
break;
case 'googleanalytics':
$text = '';
foreach (eZPerfLoggerINI::variable('GeneralSettings', 'TrackVariables') as $i => $var) {
$text .= "\n_gaq.push([{$i}, '{$var}', '{$values[$var]}', 3]);";
}
$text .= "\n_gaq.push(['_trackPageview']);";
$output = preg_replace("/_gaq.push\\( *[ *['\"]_trackPageview['\"] *] *\\);?/", $text, $output);
break;
case 'logfile':
case 'syslog':
/// same format as Apache "combined" by default
$size = self::$outputSize;
if ($size == 0) {
$size = '-';
}
$text = eZPerfLoggerApacheLogger::apacheLogLine('combined', $size, self::$returnCode) . ' ';
foreach ($values as $value) {
// do same as apache does: replace nulls with "-"
if ((string) $value === '') {
$text .= "- ";
} else {
/// @todo should remove any " or space chars in the value for proper parsing by updateperfstats.php
$text .= $value . " ";
}
}
if ($method == 'logfile') {
$text .= "\n";
file_put_contents(eZPerfLoggerINI::variable('logfileSettings', 'FileName'), $text, FILE_APPEND);
} else {
// syslog: we use apache log format for lack of a better idea...
openlog("eZPerfLog", LOG_PID, LOG_USER);
syslog(LOG_INFO, $text);
}
break;
case 'headers':
$prefix = eZPerfLoggerINI::variable('HeadersSettings', 'HeaderPrefix');
foreach (eZPerfLoggerINI::variable('GeneralSettings', 'TrackVariables') as $i => $var) {
header($prefix . str_replace(array('(', ')', '<', '>', '@', ',', ';', ':', '\\', '"', '/', '[', ']', '?', '=', '{', '}', ' ', "\t"), '-', $var) . ': ' . $values[$var]);
}
break;
case 'database':
case 'csv':
case 'storage':
if ($method == 'csv') {
$storageClass = 'eZPerfLoggerCSVStorage';
} else {
if ($method == 'database') {
$storageClass = 'eZPerfLoggerDBStorage';
} else {
$storageClass = eZPerfLoggerINI::variable('ParsingSettings', 'StorageClass');
}
}
/// @todo log error if storage class does not implement correct interface
// when we deprecate php 5.2, we will be able to use $storageClass::insertStats...
call_user_func(array($storageClass, 'insertStats'), array(array('url' => isset($_SERVER["REQUEST_URI"]) ? $_SERVER["REQUEST_URI"] : $_SERVER["PHP_SELF"], 'ip' => is_callable('eZSys::clientIP') ? eZSys::clientIP() : eZSys::serverVariable('REMOTE_ADDR'), 'time' => time(), 'response_status' => self::$returnCode, 'response_size' => self::$outputSize, 'counters' => $values)));
break;
/// @todo !important log a warning for default case (unhandled log format)
}
}
