diff -r 490d5cc509ed -r cf61fcea0001 wp/wp-includes/widgets/class-wp-widget-recent-posts.php
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/wp/wp-includes/widgets/class-wp-widget-recent-posts.php	Mon Oct 14 17:39:30 2019 +0200
@@ -0,0 +1,145 @@
+<?php
+/**
+ * Widget API: WP_Widget_Recent_Posts class
+ *
+ * @package WordPress
+ * @subpackage Widgets
+ * @since 4.4.0
+ */
+
+/**
+ * Core class used to implement a Recent Posts widget.
+ *
+ * @since 2.8.0
+ *
+ * @see WP_Widget
+ */
+class WP_Widget_Recent_Posts extends WP_Widget {
+
+	/**
+	 * Sets up a new Recent Posts widget instance.
+	 *
+	 * @since 2.8.0
+	 */
+	public function __construct() {
+		$widget_ops = array(
+			'classname' => 'widget_recent_entries',
+			'description' => __( 'Your site&#8217;s most recent Posts.' ),
+			'customize_selective_refresh' => true,
+		);
+		parent::__construct( 'recent-posts', __( 'Recent Posts' ), $widget_ops );
+		$this->alt_option_name = 'widget_recent_entries';
+	}
+
+	/**
+	 * Outputs the content for the current Recent Posts 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 Recent Posts widget instance.
+	 */
+	public function widget( $args, $instance ) {
+		if ( ! isset( $args['widget_id'] ) ) {
+			$args['widget_id'] = $this->id;
+		}
+
+		$title = ( ! empty( $instance['title'] ) ) ? $instance['title'] : __( 'Recent Posts' );
+
+		/** 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'] ) ? $instance['show_date'] : false;
+
+		/**
+		 * Filters the arguments for the Recent Posts widget.
+		 *
+		 * @since 3.4.0
+		 * @since 4.9.0 Added the `$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.
+		 */
+		$r = new WP_Query( 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'];
+		}
+		?>
+		<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)' );
+				?>
+				<li>
+					<a href="<?php the_permalink( $recent_post->ID ); ?>"><?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
+		echo $args['after_widget'];
+	}
+
+	/**
+	 * Handles updating the settings for the current Recent Posts 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'] );
+		$instance['number'] = (int) $new_instance['number'];
+		$instance['show_date'] = isset( $new_instance['show_date'] ) ? (bool) $new_instance['show_date'] : false;
+		return $instance;
+	}
+
+	/**
+	 * Outputs the settings form for the Recent Posts widget.
+	 *
+	 * @since 2.8.0
+	 *
+	 * @param array $instance Current settings.
+	 */
+	public function form( $instance ) {
+		$title     = isset( $instance['title'] ) ? esc_attr( $instance['title'] ) : '';
+		$number    = isset( $instance['number'] ) ? absint( $instance['number'] ) : 5;
+		$show_date = isset( $instance['show_date'] ) ? (bool) $instance['show_date'] : false;
+?>
+		<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 $title; ?>" /></p>
+
+		<p><label for="<?php echo $this->get_field_id( 'number' ); ?>"><?php _e( 'Number of posts to show:' ); ?></label>
+		<input class="tiny-text" id="<?php echo $this->get_field_id( 'number' ); ?>" name="<?php echo $this->get_field_name( 'number' ); ?>" type="number" step="1" min="1" value="<?php echo $number; ?>" size="3" /></p>
+
+		<p><input class="checkbox" type="checkbox"<?php checked( $show_date ); ?> id="<?php echo $this->get_field_id( 'show_date' ); ?>" name="<?php echo $this->get_field_name( 'show_date' ); ?>" />
+		<label for="<?php echo $this->get_field_id( 'show_date' ); ?>"><?php _e( 'Display post date?' ); ?></label></p>
+<?php
+	}
+}