BP_Core_Members_Switching::filter_login_message( string $message )

	public function filter_login_message( $message ) {
		$old_user = self::get_old_user();

		if ( $old_user instanceof WP_User ) {
			$link = sprintf(
			/* Translators: 1: user display name; 2: username; */
				__( 'Switch back to %1$s (%2$s)', 'buddyboss' ),
				$old_user->display_name,
				$old_user->user_login
			);
			$url  = self::switch_back_url( $old_user );

			if ( ! empty( $_REQUEST['interim-login'] ) ) {
				$url = add_query_arg( array(
					'interim-login' => '1',
				), $url );
			} elseif ( ! empty( $_REQUEST['redirect_to'] ) ) {
				$url = add_query_arg( array(
					'redirect_to' => urlencode( wp_unslash( $_REQUEST['redirect_to'] ) ), // WPCS: sanitization ok
				), $url );
			}

			$message .= '<p class="message" id="bp_member_switching_switch_on">';
			$message .= '<span class="dashicons dashicons-admin-users" style="color:#56c234" aria-hidden="true"></span> ';
			$message .= '<a href="' . esc_url( $url ) . '" onclick="window.location.href=\'' . esc_url( $url ) . '\';return false;">' . esc_html( $link ) . '</a>';
			$message .= '</p>';
		}

		return $message;
	}