<?php /** * This file is part of the Nette Framework (https://nette.org) * Copyright (c) 2004 David Grudl (https://davidgrudl.com) */ declare(strict_types=1); namespace Nette\Utils; use Nette; use Random\Randomizer; /** * Secure random string generator. */ final class Random { use Nette\StaticClass; /** * Generates a random string of given length from characters specified in second argument. * Supports intervals, such as `0-9` or `A-Z`. */ public static function generate(int $length = 10, string $charlist = '0-9a-z'): string { $charlist = preg_replace_callback( '#.-.#', fn(array $m): string => implode('', range($m[0][0], $m[0][2])), $charlist, ); $charlist = count_chars($charlist, mode: 3); $chLen = strlen($charlist); if ($length < 1) { throw new Nette\InvalidArgumentException('Length must be greater than zero.'); } elseif ($chLen < 2) { throw new Nette\InvalidArgumentException('Character list must contain at least two chars.'); } elseif (PHP_VERSION_ID >= 80300) { return (new Randomizer)->getBytesFromString($charlist, $length); } $res = ''; for ($i = 0; $i < $length; $i++) { $res .= $charlist[random_int(0, $chLen - 1)]; } return $res; } }

Get Access Token

Get access token to initiates payment transaction.

Endpoint: POST generate-token

Parameter	Type	Comments
client_id	string	Enter merchant API client/primary key
secret_id	string	Enter merchant API secret key
env	string	Enter merchant API environment
merchant_id	string	Enter merchant API merchant id

Just request to that endpoint with all parameter listed below:

                    
                        Request Example (guzzle)
                        

                        
                            
<?php
                            
 require_once('vendor/autoload.php');
                            
 $client = new \GuzzleHttp\Client();
                            
 $response = $client->request('POST', $base_url. 'v1/generate-token', [
                            
'headers' => [
                            
  'accept' => 'application/json',
                            
  'content-type' => 'application/json',
                            
 ],
                            
'form_params' => [
                            
  'client_id'     => '$client_id',
                            
  'secret_id'     => 'secret_id',
                            
  'env'           => 'env',
                            
  'merchant_id'   => 'merchant_id',
                            
 ],
                            
                            
]);
                            
echo $response->getBody();

                    
                        
**Response: SUCCESS (200 OK)**
                        
{
                        
 "message": {
                        
 "success": [
                        
  "Successfully token is generated"
                        
 ]
                        
},
                        
"data": {
                        
 "token":"eyJpdiI6InpkczhjTjhQdVhUL2lKQ0pSUUx6aUE9P
SIsInZhbHVlIjoiVGVBTVBDTXltbjNZcEIvdEJveGpTSno3TU5NRUtn
VkhCZ1pHTFNCUnZGQ2UxMnYxN202cEE1YVRDTEFsc0ZERExoTjdtL0dTL2x
oU3QzeUJJOExiMUx5T0w1L0llUXhTUkU1cWVLWEdEbEplb0dKNXcwbTNRM0
VxdkUwYzZuNFdtNkhMQ0pRZysyNWkvdzBxSlBoSVBSOGFTekNnR2RXNHVtc
G9lMGZOTmNCcm1hR3c5Sk9KTnB4Y3ltZDl6cm90MThrR21Ca3B1azc3bXRi
Q0J6SW96UVo1elNkU1ZqeE05bTcwWGp1MEUxWlJFdnNWTmpSbnVpeW92b2U
4dXZkUGgyb1VmK0luaGdyaFlsVTZlcVpVRnZlTG1DeFF6Ykk2T2h6Z3Jzbn
IyNHpNdHowSE5JdDR0Y0pZT20zUm1XYW8iLCJtYWMiOiJlY2M4NGE1OGUzYz
kzYzk0YzljNmVmNjE0YWI0ZDIwOGI3NDQ2YWEyY2ZhNzc0NzE4ZmY1ZmYyMz

                        IyZmQzNDY1IiwidGFnIjoiIn0=",
                        
},
                        
"type": "success"
                        
}

                    
                        
**Response: ERROR (400 FAILED)**
                        
{
                        
 "message": {
                        
 "error": [
                        
  "Invalid credentials."
                        
 ]
                        
},
                        
"data": null,
                        
"type": "error"
                        
}