public static function log($txt = '', $lvl = -1)
{
if (self::$logFile && !self::$logHandle) {
if (!file_exists(self::$logFile)) {
self::$logHandle = fopen(self::$logFile, 'w');
} else {
$logFileParts = pathinfo(self::$logFile);
$i = 1;
while (file_exists($logFileParts['dirname'] . '/' . $logFileParts['filename'] . $i . (isset($logFileParts['extension']) ? '.' . $logFileParts['extension'] : ''))) {
$i++;
}
self::$logFile = $logFileParts['dirname'] . '/' . $logFileParts['filename'] . $i . (isset($logFileParts['extension']) ? '.' . $logFileParts['extension'] : '');
self::$logHandle = fopen(self::$logFile, 'w');
}
}
$msg = "\n";
if ($txt) {
$msg = str_pad(date('H:i:s'), 10);
switch ($lvl) {
case self::LOG_ERROR:
// red critical error
$msg .= '[' . self::red('ERR') . '] ';
break;
case self::LOG_WARN:
// yellow notice
$msg .= '[' . self::yellow('WARN') . '] ';
break;
case self::LOG_OK:
// green success
$msg .= '[' . self::green('OK') . '] ';
break;
case self::LOG_INFO:
// blue info
$msg .= '[' . self::blue('INFO') . '] ';
break;
default:
$msg .= ' ';
}
$msg .= $txt . "\n";
}
echo $msg;
if (self::$logHandle) {
// remove highlights for logging
fwrite(self::$logHandle, preg_replace(["/\\[\\d+m/", "/\\[0m/"], '', $msg));
}
flush();
}