'chef_recent_comments', 'description' => __( 'Display your site’s recent comments with avatars.', 'chef' ) ); parent::__construct('recent-comments', __('Chef: Recent Comments', 'chef'), $widget_ops); $this->alt_option_name = 'chef_recent_comments'; add_action( 'comment_post', array($this, 'flush_widget_cache') ); add_action( 'edit_comment', array($this, 'flush_widget_cache') ); add_action( 'transition_comment_status', array($this, 'flush_widget_cache') ); } function flush_widget_cache() { wp_cache_delete('chef_recent_comments', 'widget'); } function widget( $args, $instance ) { global $comments, $comment; $cache = array(); if ( ! $this->is_preview() ) { $cache = wp_cache_get('chef_recent_comments', '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[ $args['widget_id'] ]; return; } extract($args, EXTR_SKIP); $output = ''; $title = ( ! empty( $instance['title'] ) ) ? $instance['title'] : __( 'Recent Comments', 'chef' ); /** 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; $comments = get_comments( apply_filters( 'widget_comments_args', array( 'number' => $number, 'status' => 'approve', 'post_status' => 'publish' ) ) ); $output .= $before_widget; if ( $title ) $output .= $before_title . $title . $after_title; $output .= ''; $output .= $after_widget; echo $output; if ( ! $this->is_preview() ) { $cache[ $args['widget_id'] ] = $output; wp_cache_set( 'chef_recent_comments', $cache, 'widget' ); } } function update( $new_instance, $old_instance ) { $instance = $old_instance; $instance['title'] = strip_tags($new_instance['title']); $instance['number'] = absint( $new_instance['number'] ); $this->flush_widget_cache(); $alloptions = wp_cache_get( 'alloptions', 'options' ); if ( isset($alloptions['chef_recent_comments']) ) delete_option('chef_recent_comments'); return $instance; } function form( $instance ) { $title = isset( $instance['title'] ) ? esc_attr( $instance['title'] ) : ''; $number = isset( $instance['number'] ) ? absint( $instance['number'] ) : 5; ?>