public function validate_oauth_tokens() {

		if ( ! empty( $_GET['automator_api_message'] ) && isset( $_REQUEST['tab'] ) && $this->setting_tab == $_REQUEST['tab'] ) {
			try {
				if ( ! empty( $_GET['automator_api_message'] ) ) {
					global $uncanny_automator;
					$secret = get_transient( 'automator_api_google_authorize_nonce' );
					$tokens = Automator_Helpers_Recipe::automator_api_decode_message( $_GET['automator_api_message'], $secret );
					if ( ! empty( $tokens['access_token'] ) ) {
						// On success
						update_option( '_uncannyowl_google_sheet_settings', $tokens );
						delete_option( '_uncannyowl_google_sheet_settings_expired' );
						//set the transient
						set_transient( '_uncannyowl_google_sheet_settings', $tokens['access_token'] . '|' . $tokens['refresh_token'], 60 * 50 );
						//Refresh the user info.
						delete_transient( '_uncannyowl_google_user_info' );
						wp_safe_redirect( admin_url( 'edit.php?post_type=uo-recipe&page=uncanny-automator-settings&tab=' . $this->setting_tab . '&connect=1' ) );
						die;

					} else {
						// On Error
						wp_safe_redirect( admin_url( 'edit.php?post_type=uo-recipe&page=uncanny-automator-settings&tab=' . $this->setting_tab . '&connect=2' ) );
						die;
					}
				}
			} catch ( \Exception $e ) {
				// On Error
				wp_safe_redirect( admin_url( 'edit.php?post_type=uo-recipe&page=uncanny-automator-settings&tab=' . $this->setting_tab . '&connect=2' ) );
				die;
			}
		}
	}