Eccube\Log\Monolog\Processor\IntrospectionProcessor::__invoke PHP Method

    public function __invoke(array $record)
    {
        // return if the level is not high enough
        if ($record['level'] < $this->level) {
            return $record;
        }
        $trace = debug_backtrace(DEBUG_BACKTRACE_IGNORE_ARGS);
        // skip first since it's always the current method
        array_shift($trace);
        // the call_user_func call is also skipped
        array_shift($trace);
        $i = 0;
        while ($this->isTraceClassOrSkippedFunction($trace, $i)) {
            if (isset($trace[$i]['class'])) {
                foreach ($this->skipClassesPartials as $part) {
                    if (strpos($trace[$i]['class'], $part) !== false) {
                        $i++;
                        continue 2;
                    }
                }
            } elseif (in_array($trace[$i]['function'], $this->skipFunctions)) {
                $i++;
                continue;
            }
            break;
        }
        $i += $this->skipStackFramesCount;
        // we should have the call source now
        $record['extra'] = array_merge($record['extra'], array('file' => isset($trace[$i - 1]['file']) ? $trace[$i - 1]['file'] : null, 'line' => isset($trace[$i - 1]['line']) ? $trace[$i - 1]['line'] : null, 'class' => isset($trace[$i]['class']) ? $trace[$i]['class'] : null, 'function' => isset($trace[$i]['function']) ? $trace[$i]['function'] : null));
        return $record;
    }