WP_Widget_Recent_Posts::widget() WordPress Method

	public function widget( $args, $instance ) {
		if ( ! isset( $args['widget_id'] ) ) {
			$args['widget_id'] = $this->id;
		}

		$default_title = __( 'Recent Posts' );
		$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 );

		$number = ( ! empty( $instance['number'] ) ) ? absint( $instance['number'] ) : 5;
		if ( ! $number ) {
			$number = 5;
		}
		$show_date = isset( $instance['show_date'] ) ? $instance['show_date'] : false;

		$r = new WP_Query(
			/**
			 * Filters the arguments for the Recent Posts widget.
			 *
			 * @since 3.4.0
			 * @since 4.9.0 Added the `$instance` parameter.
			 *
			 * @see WP_Query::get_posts()
			 *
			 * @param array $args     An array of arguments used to retrieve the recent posts.
			 * @param array $instance Array of settings for the current widget.
			 */
			apply_filters(
				'widget_posts_args',
				array(
					'posts_per_page'      => $number,
					'no_found_rows'       => true,
					'post_status'         => 'publish',
					'ignore_sticky_posts' => true,
				),
				$instance
			)
		);

		if ( ! $r->have_posts() ) {
			return;
		}
		?>

		<?php echo $args['before_widget']; ?>

		<?php
		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 foreach ( $r->posts as $recent_post ) : ?>
				<?php
				$post_title   = get_the_title( $recent_post->ID );
				$title        = ( ! empty( $post_title ) ) ? $post_title : __( '(no title)' );
				$aria_current = '';

				if ( get_queried_object_id() === $recent_post->ID ) {
					$aria_current = ' aria-current="page"';
				}
				?>
				<li>
					<a href="<?php the_permalink( $recent_post->ID ); ?>"<?php echo $aria_current; ?>><?php echo $title; ?></a>
					<?php if ( $show_date ) : ?>
						<span class="post-date"><?php echo get_the_date( '', $recent_post->ID ); ?></span>
					<?php endif; ?>
				</li>
			<?php endforeach; ?>
		</ul>

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

		echo $args['after_widget'];
	}