public function testCompareStrings()
{
$random_string = \SecureFuncs\SecureFuncs::randomString(12);
$this->assertTrue(\SecureFuncs\SecureFuncs::compareStrings($random_string, $random_string));
}
/**
* Leave param2 empty if you want to generate the qrcode yourself using the returned data
* @param bool $returnimage
* @return array
* @throws \Endroid\QrCode\Exceptions\ImageFunctionUnknownException
*/
public function createQrCode($returnimage = false)
{
// delete old qr codes
$this->newBuilder()->delete('qr_activation')->where('ip = :ip')->setParameter('ip', filter_input(INPUT_SERVER, 'REMOTE_ADDR'))->execute();
// Random code
$new_code = \SecureFuncs\SecureFuncs::randomString(64);
// insert qr code into the database
$this->newBuilder()->insert('qr_activation')->values(array('ip' => ':ip', 'qr_code' => ':qr', 'expires' => ':expires'))->setParameter(':qr', $new_code)->setParameter(':ip', filter_input(INPUT_SERVER, 'REMOTE_ADDR'))->setParameter(':expires', date('Y-m-d H:i:s', strtotime('+30seconds')))->execute();
if ($returnimage === true && !headers_sent()) {
header('Content-type: image/png');
$link = ADVANCEDLOGINSCRIPT_QR_PAGE;
$link = str_replace('{code}', $new_code, $link);
$qr_image = new \Endroid\QrCode\QrCode();
$qr_image->setText($link)->setSize(300)->setPadding(20)->setErrorCorrection('high')->setForegroundColor(array('r' => 0, 'g' => 0, 'b' => 0, 'a' => 0))->setBackgroundColor(array('r' => 255, 'g' => 255, 'b' => 255, 'a' => 0))->setLabel('Valid for 30 seconds')->setLabelFontSize(16)->render();
} else {
$qr_image = false;
}
$_SESSION[ADVANCEDLOGINSCRIPT_QR_COOKIEKEY]['qr'] = $new_code;
$this->destroyOldQrCodes();
return array('qr' => $new_code, 'qr_image' => $qr_image);
}
