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class-wp-widget-archives.php (6806B)

---

 <?php
 /**
  * Widget API: WP_Widget_Archives class
  *
  * @package WordPress
  * @subpackage Widgets
  * @since 4.4.0
  */
 
 /**
  * Core class used to implement the Archives widget.
  *
  * @since 2.8.0
  *
  * @see WP_Widget
  */
 class WP_Widget_Archives extends WP_Widget {
 
 	/**
 	 * Sets up a new Archives widget instance.
 	 *
 	 * @since 2.8.0
 	 */
 	public function __construct() {
 		$widget_ops = array(
 			'classname'                   => 'widget_archive',
 			'description'                 => __( 'A monthly archive of your site&#8217;s Posts.' ),
 			'customize_selective_refresh' => true,
 			'show_instance_in_rest'       => true,
 		);
 		parent::__construct( 'archives', __( 'Archives' ), $widget_ops );
 	}
 
 	/**
 	 * Outputs the content for the current Archives 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 Archives widget instance.
 	 */
 	public function widget( $args, $instance ) {
 		$default_title = __( 'Archives' );
 		$title         = ! empty( $instance['title'] ) ? $instance['title'] : $default_title;
 
 		/** This filter is documented in wp-includes/widgets/class-wp-widget-pages.php */
 		$title = apply_filters( 'widget_title', $title, $instance, $this->id_base );
 
 		$count    = ! empty( $instance['count'] ) ? '1' : '0';
 		$dropdown = ! empty( $instance['dropdown'] ) ? '1' : '0';
 
 		echo $args['before_widget'];
 
 		if ( $title ) {
 			echo $args['before_title'] . $title . $args['after_title'];
 		}
 
 		if ( $dropdown ) {
 			$dropdown_id = "{$this->id_base}-dropdown-{$this->number}";
 			?>
 		<label class="screen-reader-text" for="<?php echo esc_attr( $dropdown_id ); ?>"><?php echo $title; ?></label>
 		<select id="<?php echo esc_attr( $dropdown_id ); ?>" name="archive-dropdown">
 			<?php
 			/**
 			 * Filters the arguments for the Archives widget drop-down.
 			 *
 			 * @since 2.8.0
 			 * @since 4.9.0 Added the `$instance` parameter.
 			 *
 			 * @see wp_get_archives()
 			 *
 			 * @param array $args     An array of Archives widget drop-down arguments.
 			 * @param array $instance Settings for the current Archives widget instance.
 			 */
 			$dropdown_args = apply_filters(
 				'widget_archives_dropdown_args',
 				array(
 					'type'            => 'monthly',
 					'format'          => 'option',
 					'show_post_count' => $count,
 				),
 				$instance
 			);
 
 			switch ( $dropdown_args['type'] ) {
 				case 'yearly':
 					$label = __( 'Select Year' );
 					break;
 				case 'monthly':
 					$label = __( 'Select Month' );
 					break;
 				case 'daily':
 					$label = __( 'Select Day' );
 					break;
 				case 'weekly':
 					$label = __( 'Select Week' );
 					break;
 				default:
 					$label = __( 'Select Post' );
 					break;
 			}
 
 			$type_attr = current_theme_supports( 'html5', 'script' ) ? '' : ' type="text/javascript"';
 			?>
 
 			<option value=""><?php echo esc_html( $label ); ?></option>
 			<?php wp_get_archives( $dropdown_args ); ?>
 
 		</select>
 
 <script<?php echo $type_attr; ?>>
 /* <![CDATA[ */
 (function() {
 	var dropdown = document.getElementById( "<?php echo esc_js( $dropdown_id ); ?>" );
 	function onSelectChange() {
 		if ( dropdown.options[ dropdown.selectedIndex ].value !== '' ) {
 			document.location.href = this.options[ this.selectedIndex ].value;
 		}
 	}
 	dropdown.onchange = onSelectChange;
 })();
 /* ]]> */
 </script>
 			<?php
 		} else {
 			$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 role="navigation" aria-label="' . esc_attr( $aria_label ) . '">';
 			}
 			?>
 
 			<ul>
 				<?php
 				wp_get_archives(
 					/**
 					 * Filters the arguments for the Archives widget.
 					 *
 					 * @since 2.8.0
 					 * @since 4.9.0 Added the `$instance` parameter.
 					 *
 					 * @see wp_get_archives()
 					 *
 					 * @param array $args     An array of Archives option arguments.
 					 * @param array $instance Array of settings for the current widget.
 					 */
 					apply_filters(
 						'widget_archives_args',
 						array(
 							'type'            => 'monthly',
 							'show_post_count' => $count,
 						),
 						$instance
 					)
 				);
 				?>
 			</ul>
 
 			<?php
 			if ( 'html5' === $format ) {
 				echo '</nav>';
 			}
 		}
 
 		echo $args['after_widget'];
 	}
 
 	/**
 	 * Handles updating settings for the current Archives widget instance.
 	 *
 	 * @since 2.8.0
 	 *
 	 * @param array $new_instance New settings for this instance as input by the user via
 	 *                            WP_Widget_Archives::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;
 		$new_instance         = wp_parse_args(
 			(array) $new_instance,
 			array(
 				'title'    => '',
 				'count'    => 0,
 				'dropdown' => '',
 			)
 		);
 		$instance['title']    = sanitize_text_field( $new_instance['title'] );
 		$instance['count']    = $new_instance['count'] ? 1 : 0;
 		$instance['dropdown'] = $new_instance['dropdown'] ? 1 : 0;
 
 		return $instance;
 	}
 
 	/**
 	 * Outputs the settings form for the Archives widget.
 	 *
 	 * @since 2.8.0
 	 *
 	 * @param array $instance Current settings.
 	 */
 	public function form( $instance ) {
 		$instance = wp_parse_args(
 			(array) $instance,
 			array(
 				'title'    => '',
 				'count'    => 0,
 				'dropdown' => '',
 			)
 		);
 		?>
 		<p>
 			<label for="<?php echo $this->get_field_id( 'title' ); ?>"><?php _e( 'Title:' ); ?></label>
 			<input class="widefat" id="<?php echo $this->get_field_id( 'title' ); ?>" name="<?php echo $this->get_field_name( 'title' ); ?>" type="text" value="<?php echo esc_attr( $instance['title'] ); ?>" />
 		</p>
 		<p>
 			<input class="checkbox" type="checkbox"<?php checked( $instance['dropdown'] ); ?> id="<?php echo $this->get_field_id( 'dropdown' ); ?>" name="<?php echo $this->get_field_name( 'dropdown' ); ?>" />
 			<label for="<?php echo $this->get_field_id( 'dropdown' ); ?>"><?php _e( 'Display as dropdown' ); ?></label>
 			<br/>
 			<input class="checkbox" type="checkbox"<?php checked( $instance['count'] ); ?> id="<?php echo $this->get_field_id( 'count' ); ?>" name="<?php echo $this->get_field_name( 'count' ); ?>" />
 			<label for="<?php echo $this->get_field_id( 'count' ); ?>"><?php _e( 'Show post counts' ); ?></label>
 		</p>
 		<?php
 	}
 }