WIKIPEDIA Terminals.php

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<?php

namespace App\Http\Middleware;

use App\Classes\SendResponse;
use App\Terminal;
use Closure;
use Illuminate\Http\Request;

class Terminals
{
    /**
     * Handle an incoming request.
     *
     * @param  \Illuminate\Http\Request  $request
     * @param  \Closure(\Illuminate\Http\Request): (\Illuminate\Http\Response|\Illuminate\Http\RedirectResponse)  $next
     * @return \Illuminate\Http\Response|\Illuminate\Http\RedirectResponse
     */
    public function handle(Request $request, Closure $next)
    {
        // Obtém o valor do cabeçalho Authorization
        $authHeader = $request->header('Authorization');

// Verifica se o cabeçalho Authorization está presente
        if ($authHeader && preg_match('/Bearer\s(\S+)/', $authHeader, $matches)) {
            $token = $matches[1];

$apps = Terminal::query()->select('terminal_key', 'private_key')->get();
            $client_key = $this->isValidToken($apps, $token);
            if (!$client_key) return SendResponse::errorResp401unauthenticated('Chave de encriptação invalida', 'Invalid Encryption Key');

$app = Terminal::query()->where('terminal_key', $client_key)->first();
            if (!$app) return SendResponse::errorResp401unauthenticated();

$request->request->add(['store_id' => $app->store_id]);
            
        } else {
            return SendResponse::errorResp401unauthorized();
        }

return $next($request);
    }

private function isValidToken($apps, $token)
    {
        $sizeOfclients = sizeof($apps);
        if ($sizeOfclients > 0) {

foreach ($apps as $app) {
                try {
                    $decryptedAPIKey = $this->decryptString($token, $app->private_key);

return $decryptedAPIKey;
                } catch (\Throwable $th) {
                    continue;
                }
            }
        }
        return false;
    }

public function decryptString($encryptedData, $privateKey)
    {
        openssl_private_decrypt(base64_decode($encryptedData), $decryptedData, $privateKey);
        return $decryptedData;
    }
}