Viewing file:  PayPalVerifyIPN.php (1.73 KB) -rw-r--r--
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<?php
namespace Srmklive\PayPal\Traits;
trait PayPalVerifyIPN
{
protected $webhook_id;
public function setWebHookID(string $webhook_id): \Srmklive\PayPal\Services\PayPal
{
$this->webhook_id = $webhook_id;
return $this;
}
/**
* Verify incoming IPN through a web hook id.
*
* @throws \Throwable
*
* @return array|\Psr\Http\Message\StreamInterface|string
*/
public function verifyIPN(\Illuminate\Http\Request $request)
{
$headers = array_change_key_case($request->headers->all(), CASE_UPPER);
if (!isset($headers['PAYPAL-AUTH-ALGO'][0]) ||
!isset($headers['PAYPAL-TRANSMISSION-ID'][0]) ||
!isset($headers['PAYPAL-CERT-URL'][0]) ||
!isset($headers['PAYPAL-TRANSMISSION-SIG'][0]) ||
!isset($headers['PAYPAL-TRANSMISSION-TIME'][0]) ||
!isset($this->webhook_id)
) {
\Log::error('Invalid headers or webhook id supplied for paypal webhook');
return response()->json([
'status' => 'error',
'message' => 'Invalid headers or web hook id provided',
]);
}
$params = $request->all();
$payload = [
'auth_algo' => $headers['PAYPAL-AUTH-ALGO'][0],
'cert_url' => $headers['PAYPAL-CERT-URL'][0],
'transmission_id' => $headers['PAYPAL-TRANSMISSION-ID'][0],
'transmission_sig' => $headers['PAYPAL-TRANSMISSION-SIG'][0],
'transmission_time' => $headers['PAYPAL-TRANSMISSION-TIME'][0],
'webhook_id' => $this->webhook_id,
'webhook_event' => $params,
];
return $this->verifyWebHook($payload);
}
}
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