Defined (1)

The class is defined in the following location(s).

/src/auth/Google_P12Signer.php  

class Google_P12Signer extends Google_Signer { 
  // OpenSSL private key resource 
  private $privateKey; 
 
  // Creates a new signer from a .p12 file. 
  function __construct($p12, $password) { 
    if (!function_exists('openssl_x509_read')) { 
      throw new Exception( 
          'The Google PHP API library needs the openssl PHP extension'); 
    } 
 
    // This throws on error 
    $certs = array(); 
    if (!openssl_pkcs12_read($p12, $certs, $password)) { 
      throw new Google_AuthException("Unable to parse the p12 file.  " . 
          "Is this a .p12 file?  Is the password correct?  OpenSSL error: " . 
          openssl_error_string()); 
    } 
    // TODO(beaton): is this part of the contract for the openssl_pkcs12_read 
    // method?  What happens if there are multiple private keys?  Do we care? 
    if (!array_key_exists("pkey", $certs) || !$certs["pkey"]) { 
      throw new Google_AuthException("No private key found in p12 file."); 
    } 
    $this->privateKey = openssl_pkey_get_private($certs["pkey"]); 
    if (!$this->privateKey) { 
      throw new Google_AuthException("Unable to load private key in "); 
    } 
  } 
 
  function __destruct() { 
    if ($this->privateKey) { 
      openssl_pkey_free($this->privateKey); 
    } 
  } 
 
  function sign($data) { 
    if(version_compare(PHP_VERSION, '5.3.0') < 0) { 
      throw new Google_AuthException( 
        "PHP 5.3.0 or higher is required to use service accounts."); 
    } 
    if (!openssl_sign($data, $signature, $this->privateKey, "sha256")) { 
      throw new Google_AuthException("Unable to sign data"); 
    } 
    return $signature; 
  } 
}