<?php namespace Srmklive\PayPal\Services; use Exception; use Srmklive\PayPal\Traits\PayPalRequest as PayPalAPIRequest; use Srmklive\PayPal\Traits\PayPalVerifyIPN; class PayPal { use PayPalAPIRequest; use PayPalVerifyIPN; /** * PayPal constructor. * * @param array $config * * @throws Exception */ public function __construct(array $config = []) { // Setting PayPal API Credentials $this->setConfig($config); $this->httpBodyParam = 'form_params'; $this->options = []; $this->setRequestHeader('Accept', 'application/json'); } /** * Set ExpressCheckout API endpoints & options. * * @param array $credentials */ protected function setOptions(array $credentials): void { // Setting API Endpoints $this->config['api_url'] = 'https://api-m.paypal.com'; $this->config['gateway_url'] = 'https://www.paypal.com'; $this->config['ipn_url'] = 'https://ipnpb.paypal.com/cgi-bin/webscr'; if ($this->mode === 'sandbox') { $this->config['api_url'] = 'https://api-m.sandbox.paypal.com'; $this->config['gateway_url'] = 'https://www.sandbox.paypal.com'; $this->config['ipn_url'] = 'https://ipnpb.sandbox.paypal.com/cgi-bin/webscr'; } // Adding params outside sandbox / live array $this->config['payment_action'] = $credentials['payment_action']; $this->config['notify_url'] = $credentials['notify_url']; $this->config['locale'] = $credentials['locale']; } }

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"
                        
}