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|
<?php
namespace App\Http\Controllers;
use Storage;
use Google2FA;
class Home extends Controller
{
private $fileName = 'google2fasecret.key';
private $name = 'PragmaRX';
private $email = 'google2fa@pragmarx.com';
private $secretKey;
private $keySize = 25;
private $keyPrefix = '';
public function check2fa()
{
$isValid = $this->validateInput();
// Render index and show the result
return $this->index($isValid);
}
/**
* @param $key
* @return mixed
*/
private function getGoogleUrl($key)
{
return Google2FA::getQRCodeGoogleUrl(
$this->name,
$this->email,
$key
);
}
/**
* @param $key
* @return mixed
*/
private function getInlineUrl($key)
{
return Google2FA::getQRCodeInline(
$this->name,
$this->email,
$key
);
}
private function getSecretKey()
{
if (! $key = $this->getStoredKey())
{
$key = Google2FA::generateSecretKey($this->keySize, $this->keyPrefix);
$this->storeKey($key);
}
return $key;
}
/**
* @return mixed
*/
private function getStoredKey()
{
// No need to read it from disk it again if we already have it
if ($this->secretKey)
{
return $this->secretKey;
}
if (! Storage::exists($this->fileName))
{
return null;
}
return Storage::get($this->fileName);
}
public function index()
{
$valid = $this->validateInput($key = $this->getSecretKey());
$googleUrl = $this->getGoogleUrl($key);
$inlineUrl = $this->getInlineUrl($key);
return view('welcome')->with(compact('key', 'googleUrl', 'inlineUrl', 'valid'));
}
/**
* @param $key
*/
private function storeKey($key)
{
Storage::put($this->fileName, $key);
}
/**
* @return mixed
*/
private function validateInput($key)
{
// Get the code from input
if (! $code = request()->get('code'))
{
return false;
}
// Verify the code
return Google2FA::verifyKey($key, $code);
}
}
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