Featured_Content::validate_settings( array $input ): array

489	public static function validate_settings( $input ) {490		$output = array();491 492		if ( empty( $input['tag-name'] ) ) {493			$output['tag-id'] = 0;494		} else {495			$term = get_term_by( 'name', $input['tag-name'], 'post_tag' );496 497			if ( $term ) {498				$output['tag-id'] = $term->term_id;499			} else {500				$new_tag = wp_create_tag( $input['tag-name'] );501 502				if ( ! is_wp_error( $new_tag ) && isset( $new_tag['term_id'] ) ) {503					$output['tag-id'] = $new_tag['term_id'];504				}505			}506 507			$output['tag-name'] = $input['tag-name'];508		}509 510		$output['hide-tag'] = isset( $input['hide-tag'] ) && $input['hide-tag'] ? 1 : 0;511 512		// Delete the featured post IDs transient.513		self::delete_transient();514 515		return $output;516	}