/**
* Issues an access token.
*
* @param array $scope the scope to be included in the access token
* @param int $expires_in the time over which the access token will be valid,
* in seconds, or {@link SimpleID\Protocols\OAuth\Token::TTL_PERPETUAL} if the token is not to expire
* @param TokenSource $source the source, if any, from which the token is to be
* generated
* @param array $additional additional data to be stored on the server for this
* token
* @return array an array of parameters that can be included in the OAuth token
* endpoint response
*/
public function issueAccessToken($scope = array(), $expires_in = Token::TTL_PERPETUAL, $source = null, $additional = array())
{
$results = array();
$token = AccessToken::create($this, $scope, $expires_in, $source, $additional);
$results['access_token'] = $token->getEncoded();
$results['token_type'] = $token->getTokenType();
if ($expires_in != Token::TTL_PERPETUAL) {
$results['expires_in'] = $expires_in;
}
return $results;
}
