'articlewave-widget articlewave_trending_posts', 'description' => __( 'Display trending posts in various layouts.', 'articlewave' ), 'customize_selective_refresh' => true, ); parent::__construct( 'articlewave_trending_posts', __( 'MT: Trending Posts', 'articlewave' ), $widget_ops ); } /** * Helper function that holds widget fields * Array is used in update and form functions */ private function widget_fields() { $fields = array( 'widget_title' => array( 'widget_field_name' => 'widget_title', 'widget_field_title' => __( 'Widget Title', 'articlewave' ), 'widget_field_default' => __( 'Trending Posts', 'articlewave' ), 'widget_field_type' => 'title', 'widget_field_placeholder' => __( 'Widget Title', 'articlewave' ) ), 'posts_date_filter' => array( 'widget_field_name' => 'posts_date_filter', 'widget_field_title' => __( 'Posts Date Filter', 'articlewave' ), 'widget_field_default' => 'all', 'widget_field_type' => 'select', 'widget_field_options' => articlewave_posts_date_filter_choices() ), 'posts_count' => array( 'widget_field_name' => 'posts_count', 'widget_field_title' => __( 'No. of posts', 'articlewave' ), 'widget_field_default' => 6, 'widget_field_type' => 'number', 'input_attr' => array( 'min' => 1, 'max' => 10, 'step' => 1 ) ), ); return $fields; } /** * Front-end display of widget. * * @see WP_Widget::widget() * * @param array $args Widget arguments. * @param array $instance Saved values from database. */ public function widget( $args, $instance ) { extract( $args ); if ( empty( $instance ) ) { return; } $widget_title = empty( $instance['widget_title'] ) ? '' : $instance['widget_title']; $posts_date_filter = empty( $instance['posts_date_filter'] ) ? 'all' : $instance['posts_date_filter']; $posts_count = empty( $instance['posts_count'] ) ? 6 : $instance['posts_count']; $trending_args = array( 'posts_per_page' => absint( $posts_count ), 'orderby' => 'comment_count', 'ignore_sticky_posts' => true ); if ( 'all' !== $posts_date_filter ) { $post_date_args = articlewave_get_date_format_args( $posts_date_filter ); $trending_args['date_query'] = $post_date_args; } $trending_query = new WP_Query( $trending_args ); $widget_custom_classes[] = 'trending-posts-wrapper'; echo $before_widget; ?>

widget_fields(); // Loop through fields foreach ( $widget_fields as $widget_field ) { extract( $widget_field ); // Use helper function to get updated field values $instance[$widget_field_name] = articlewave_widget_updated_field_value( $widget_field, $new_instance[$widget_field_name] ); } return $instance; } /** * Back-end widget form. * * @see WP_Widget::form() * * @param array $instance Previously saved values from database. * * @uses articlewave_show_widget_field() defined in articlewave-widgets-helper.php */ public function form( $instance ) { $widget_fields = $this->widget_fields(); // Loop through fields foreach ( $widget_fields as $widget_field ) { // Make array elements available as variables extract( $widget_field ); if ( empty( $instance ) && isset( $widget_field_default ) ) { $widget_field_value = $widget_field_default; } elseif ( empty( $instance ) ) { $widget_field_value = ''; } else { $widget_field_value = $instance[$widget_field_name]; } articlewave_show_widget_field( $this, $widget_field, $widget_field_value ); } } } //end Class Articlewave_Trending_Posts