name : class-wp-widget-recent-posts.php <?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, 'show_instance_in_rest' => 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; } $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']; } /** * 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 } }