wxTxT3dT

1function base64url_encode($data)
2			{
3				return rtrim(strtr(base64_encode($data), '+/', '-_'), '=');
4			}
5
6			function getJWT($kid,$key,$iss,$sub,$aud){
7
8				//build the headers
9				$headers         = ['alg' => 'HS256', 'kid' => $kid];
10
11				//build the payload
12				$payload = [
13					'iss' => $iss,
14					'iat' => time(),
15					'exp' => time() + 60,
16					'aud' => $aud,
17					'sub' => $sub,
18				];
19				$headers_encoded = base64url_encode(json_encode($headers));
20				$payload_encoded = base64url_encode(json_encode($payload));
21
22				$header_and_payload_combined =  $headers_encoded. '.' .$payload_encoded;
23				$secret_key = 'secret_token';
24
25				//build the signature
26				$signature  = base64url_encode(hash_hmac('sha256', $header_and_payload_combined, $secret_key, true));
27
28				//build and return the token
29				$jwt_token = $header_and_payload_combined . '.' . $signature;
30				return $jwt_token;
31			}