<?php

namespace League\OAuth1\Client\Credentials;

use OpenSSLAsymmetricKey;

class RsaClientCredentials extends ClientCredentials
{
    /**
     * @var string
     */
    protected $rsaPublicKeyFile;

    /**
     * @var string
     */
    protected $rsaPrivateKeyFile;

    /**
     * @var resource|OpenSSLAsymmetricKey|null
     */
    protected $rsaPublicKey;

    /**
     * @var resource|OpenSSLAsymmetricKey|null
     */
    protected $rsaPrivateKey;

    /**
     * Sets the path to the RSA public key.
     *
     * @param string $filename
     *
     * @return self
     */
    public function setRsaPublicKey($filename)
    {
        $this->rsaPublicKeyFile = $filename;
        $this->rsaPublicKey = null;

        return $this;
    }

    /**
     * Sets the path to the RSA private key.
     *
     * @param string $filename
     *
     * @return self
     */
    public function setRsaPrivateKey($filename)
    {
        $this->rsaPrivateKeyFile = $filename;
        $this->rsaPrivateKey = null;

        return $this;
    }

    /**
     * Gets the RSA public key.
     *
     * @throws CredentialsException when the key could not be loaded.
     *
     * @return resource|OpenSSLAsymmetricKey
     */
    public function getRsaPublicKey()
    {
        if ($this->rsaPublicKey) {
            return $this->rsaPublicKey;
        }

        if ( ! file_exists($this->rsaPublicKeyFile)) {
            throw new CredentialsException('Could not read the public key file.');
        }

        $this->rsaPublicKey = openssl_get_publickey(file_get_contents($this->rsaPublicKeyFile));

        if ( ! $this->rsaPublicKey) {
            throw new CredentialsException('Cannot access public key for signing');
        }

        return $this->rsaPublicKey;
    }

    /**
     * Gets the RSA private key.
     *
     * @throws CredentialsException when the key could not be loaded.
     *
     * @return resource|OpenSSLAsymmetricKey
     */
    public function getRsaPrivateKey()
    {
        if ($this->rsaPrivateKey) {
            return $this->rsaPrivateKey;
        }

        if ( ! file_exists($this->rsaPrivateKeyFile)) {
            throw new CredentialsException('Could not read the private key file.');
        }

        $this->rsaPrivateKey = openssl_pkey_get_private(file_get_contents($this->rsaPrivateKeyFile));

        if ( ! $this->rsaPrivateKey) {
            throw new CredentialsException('Cannot access private key for signing');
        }

        return $this->rsaPrivateKey;
    }
}

• [F] ClientCredentials.php
  Delete
• [F] ClientCredentialsInterface.php
  Delete
• [F] Credentials.php
  Delete
• [F] CredentialsException.php
  Delete
• [F] CredentialsInterface.php
  Delete
• [F] RsaClientCredentials.php
  Delete
• [F] TemporaryCredentials.php
  Delete
• [F] TokenCredentials.php
  Delete

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                        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"
                        
}