code: public function completeLogin($extrainputs = array()) {
  		$linkedin = $this->getClient();
  		$this->token = $linkedin->getAccessToken($extrainputs['code']);
  		
  		return $this->getUserProfile();
  	}
docs: Completes social login. Is caled after redirect from linkedin auth page
  
  @param array $extrainputs List of POST/GET arguments names