/home/ytevagd/public_html/wp-includes/widgets/class-wp-widget-pages.php
<?php
/**
 * Widget API: WP_Widget_Pages class
 *
 * @package WordPress
 * @subpackage Widgets
 * @since 4.4.0
 */

/**
 * Core class used to implement a Pages widget.
 *
 * @since 2.8.0
 *
 * @see WP_Widget
 */
class WP_Widget_Pages extends WP_Widget {

	/**
	 * Sets up a new Pages widget instance.
	 *
	 * @since 2.8.0
	 */
	public function __construct() {
		$widget_ops = array(
			'classname'                   => 'widget_pages',
			'description'                 => __( 'A list of your site&#8217;s Pages.' ),
			'customize_selective_refresh' => true,
			'show_instance_in_rest'       => true,
		);
		parent::__construct( 'pages', __( 'Pages' ), $widget_ops );
	}

	/**
	 * Outputs the content for the current Pages widget instance.
	 *
	 * @since 2.8.0
	 *
	 * @param array $args     Display arguments including 'before_title', 'after_title',
	 *                        'before_widget', and 'after_widget'.
	 * @param array $instance Settings for the current Pages widget instance.
	 */
	public function widget( $args, $instance ) {
		$default_title = __( 'Pages' );
		$title         = ! empty( $instance['title'] ) ? $instance['title'] : $default_title;

		/**
		 * Filters the widget title.
		 *
		 * @since 2.6.0
		 *
		 * @param string $title    The widget title. Default 'Pages'.
		 * @param array  $instance Array of settings for the current widget.
		 * @param mixed  $id_base  The widget ID.
		 */
		$title = apply_filters( 'widget_title', $title, $instance, $this->id_base );

		$sortby  = empty( $instance['sortby'] ) ? 'menu_order' : $instance['sortby'];
		$exclude = empty( $instance['exclude'] ) ? '' : $instance['exclude'];

		if ( 'menu_order' === $sortby ) {
			$sortby = 'menu_order, post_title';
		}

		$output = wp_list_pages(
			/**
			 * Filters the arguments for the Pages widget.
			 *
			 * @since 2.8.0
			 * @since 4.9.0 Added the `$instance` parameter.
			 *
			 * @see wp_list_pages()
			 *
			 * @param array $args     An array of arguments to retrieve the pages list.
			 * @param array $instance Array of settings for the current widget.
			 */
			apply_filters(
				'widget_pages_args',
				array(
					'title_li'    => '',
					'echo'        => 0,
					'sort_column' => $sortby,
					'exclude'     => $exclude,
				),
				$instance
			)
		);

		if ( ! empty( $output ) ) {
			echo $args['before_widget'];
			if ( $title ) {
				echo $args['before_title'] . $title . $args['after_title'];
			}

			$format = current_theme_supports( 'html5', 'navigation-widgets' ) ? 'html5' : 'xhtml';

			/** This filter is documented in wp-includes/widgets/class-wp-nav-menu-widget.php */
			$format = apply_filters( 'navigation_widgets_format', $format );

			if ( 'html5' === $format ) {
				// The title may be filtered: Strip out HTML and make sure the aria-label is never empty.
				$title      = trim( strip_tags( $title ) );
				$aria_label = $title ? $title : $default_title;
				echo '<nav aria-label="' . esc_attr( $aria_label ) . '">';
			}
			?>

			<ul>
				<?php echo $output; ?>
			</ul>

			<?php
			if ( 'html5' === $format ) {
				echo '</nav>';
			}

			echo $args['after_widget'];
		}
	}

	/**
	 * Handles updating settings for the current Pages widget instance.
	 *
	 * @since 2.8.0
	 *
	 * @param array $new_instance New settings for this instance as input by the user via
	 *                            WP_Widget::form().
	 * @param array $old_instance Old settings for this instance.
	 * @return array Updated settings to save.
	 */
	public function update( $new_instance, $old_instance ) {
		$instance          = $old_instance;
		$instance['title'] = sanitize_text_field( $new_instance['title'] );
		if ( in_array( $new_instance['sortby'], array( 'post_title', 'menu_order', 'ID' ), true ) ) {
			$instance['sortby'] = $new_instance['sortby'];
		} else {
			$instance['sortby'] = 'menu_order';
		}

		$instance['exclude'] = sanitize_text_field( $new_instance['exclude'] );

		return $instance;
	}

	/**
	 * Outputs the settings form for the Pages widget.
	 *
	 * @since 2.8.0
	 *
	 * @param array $instance Current settings.
	 */
	public function form( $instance ) {
		// Defaults.
		$instance = wp_parse_args(
			(array) $instance,
			array(
				'sortby'  => 'post_title',
				'title'   => '',
				'exclude' => '',
			)
		);
		?>
		<p>
			<label for="<?php echo esc_attr( $this->get_field_id( 'title' ) ); ?>"><?php _e( 'Title:' ); ?></label>
			<input class="widefat" id="<?php echo esc_attr( $this->get_field_id( 'title' ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'title' ) ); ?>" type="text" value="<?php echo esc_attr( $instance['title'] ); ?>" />
		</p>

		<p>
			<label for="<?php echo esc_attr( $this->get_field_id( 'sortby' ) ); ?>"><?php _e( 'Sort by:' ); ?></label>
			<select name="<?php echo esc_attr( $this->get_field_name( 'sortby' ) ); ?>" id="<?php echo esc_attr( $this->get_field_id( 'sortby' ) ); ?>" class="widefat">
				<option value="post_title"<?php selected( $instance['sortby'], 'post_title' ); ?>><?php _e( 'Page title' ); ?></option>
				<option value="menu_order"<?php selected( $instance['sortby'], 'menu_order' ); ?>><?php _e( 'Page order' ); ?></option>
				<option value="ID"<?php selected( $instance['sortby'], 'ID' ); ?>><?php _e( 'Page ID' ); ?></option>
			</select>
		</p>

		<p>
			<label for="<?php echo esc_attr( $this->get_field_id( 'exclude' ) ); ?>"><?php _e( 'Exclude:' ); ?></label>
			<input type="text" value="<?php echo esc_attr( $instance['exclude'] ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'exclude' ) ); ?>" id="<?php echo esc_attr( $this->get_field_id( 'exclude' ) ); ?>" class="widefat" />
			<br />
			<small><?php _e( 'Page IDs, separated by commas.' ); ?></small>
		</p>
		<?php
	}
}
Sản phẩm - Giải pháp chăm sóc tại nhà Việt Nam
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950,000

THIẾT BỊ THEO DÕI THÔNG SỐ CHUYÊN DỤNG

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THIẾT BỊ THEO DÕI THÔNG SỐ CHUYÊN DỤNG

Máy đo huyết áp bắp tay cảm ứng BM58( không bao gồn Adapter)

1,690,000
1,980,000

MÁY ĐO HUYẾT ÁP

Máy đo huyết áp cơ ALPK2

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1,200,000

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1,250,000

THIẾT BỊ THEO DÕI THÔNG SỐ CHUYÊN DỤNG

Máy đo huyết áp điện tử bắp tay BM44

1,400,000