'moesia_recent_posts_widget', 'description' => __( 'Display your site’s recent posts with thumbnails.', 'moesia') ); parent::WP_Widget(false, $name = __('Moesia: Recent Posts', 'moesia'), $widget_ops); $this->alt_option_name = 'moesia_Recent_Posts_widget'; add_action( 'save_post', array($this, 'flush_widget_cache') ); add_action( 'deleted_post', array($this, 'flush_widget_cache') ); add_action( 'switch_theme', array($this, 'flush_widget_cache') ); } // widget form creation function form($instance) { // Check values $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; ?>

id="get_field_id( 'show_date' ); ?>" name="get_field_name( 'show_date' ); ?>" />

flush_widget_cache(); $alloptions = wp_cache_get( 'alloptions', 'options' ); if ( isset($alloptions['moesia_Recent_Posts']) ) delete_option('moesia_Recent_Posts'); return $instance; } function flush_widget_cache() { wp_cache_delete('moesia_Recent_Posts', 'widget'); } // display widget function widget($args, $instance) { $cache = array(); if ( ! $this->is_preview() ) { $cache = wp_cache_get( 'moesia_Recent_Posts', 'widget' ); } if ( ! is_array( $cache ) ) { $cache = array(); } if ( ! isset( $args['widget_id'] ) ) { $args['widget_id'] = $this->id; } if ( isset( $cache[ $args['widget_id'] ] ) ) { echo $cache[ $args['widget_id'] ]; return; } ob_start(); extract($args); $title = ( ! empty( $instance['title'] ) ) ? $instance['title'] : __( 'Recent Posts', 'moesia' ); /** This filter is documented in wp-includes/default-widgets.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; /** * Filter the arguments for the Recent Posts widget. * * @since 3.4.0 * * @see WP_Query::get_posts() * * @param array $args An array of arguments used to retrieve the recent posts. */ $r = new WP_Query( apply_filters( 'widget_posts_args', array( 'posts_per_page' => $number, 'no_found_rows' => true, 'post_status' => 'publish', 'ignore_sticky_posts' => true ) ) ); if ($r->have_posts()) : ?> is_preview() ) { $cache[ $args['widget_id'] ] = ob_get_flush(); wp_cache_set( 'moesia_Recent_Posts', $cache, 'widget' ); } else { ob_end_flush(); } } }