goryBase &&
			$removeCategoryBase !== $removeCategoryBaseOld
		) {
			aioseo()->options->flushRewriteRules();
		}

		// This is required in order for the Pro options to be refreshed before they save data again.
		$this->refresh();
	}

	/**
	 * Sanitizes the `emailSummary` option.
	 *
	 * @since 4.7.2
	 *
	 * @param  array $options All options, passed by reference.
	 * @return void
	 */
	private function sanitizeEmailSummary( &$options ) {
		foreach ( ( $options['advanced']['emailSummary']['recipients'] ?? [] ) as $k => &$recipient ) {
			$recipient['email'] = is_email( $recipient['email'] );

			// Remove empty emails.
			if ( empty( $recipient['email'] ) ) {
				unset( $options['advanced']['emailSummary']['recipients'][ $k ] );

				continue;
			}

			// Remove duplicate emails.
			$emails = array_column( $options['advanced']['emailSummary']['recipients'], 'email' );
			$emails = array_count_values( $emails );
			if ( $emails[ $recipient['email'] ] > 1 ) {
				unset( $options['advanced']['emailSummary']['recipients'][ $k ] );
			}
		}
	}

	/**
	 * If the user does not have access to unfiltered HTML, we need to remove them from saving.
	 *
	 * @since 4.0.0
	 *
	 * @param  array $options An array of options.
	 * @return array          An array of options.
	 */
	private function maybeRemoveUnfilteredHtmlFields( $options ) {
		if ( current_user_can( 'unfiltered_html' ) ) {
			return $options;
		}

		if (
			! empty( $options['webmasterTools'] ) &&
			isset( $options['webmasterTools']['miscellaneousVerification'] )
		) {
			unset( $options['webmasterTools']['miscellaneousVerification'] );
		}

		if (
			! empty( $options['rssContent'] ) &&
			isset( $options['rssContent']['before'] )
		) {
			unset( $options['rssContent']['before'] );
		}

		if (
			! empty( $options['rssContent'] ) &&
			isset( $options['rssContent']['after'] )
		) {
			unset( $options['rssContent']['after'] );
		}

		return $options;
	}

	/**
	 * Indicate we need to flush rewrite rules on next load.
	 *
	 * @since 4.0.17
	 *
	 * @return void
	 */
	public function flushRewriteRules() {
		update_option( 'aioseo_flush_rewrite_rules_flag', true );
	}

	/**
	 * Flush rewrite rules if needed.
	 *
	 * @since 4.0.17
	 *
	 * @return void
	 */
	public function maybeFlushRewriteRules() {
		if ( get_option( 'aioseo_flush_rewrite_rules_flag' ) ) {
			flush_rewrite_rules();
			delete_option( 'aioseo_flush_rewrite_rules_flag' );
		}
	}
}