'mnmlwp_colored_categories',
'description' => 'A list of categories styled with the selected category color.',
);
parent::__construct(
'mnmlwp_colored_categories',
esc_html__('mnmlWP Colored Categories', 'mnmlwp'),
$widget_options
);
$this->widget_folder = get_template_directory_uri() . '/widgets/mnmlwp-colored-categories/';
$this->enqueue_scripts_and_styles();
}
private function enqueue_scripts_and_styles()
{
wp_enqueue_style( 'mnmlwp-colored-categories', $this->widget_folder . 'mnmlwp-colored-categories-style.css' );
}
public function widget( $args, $instance )
{
$instance_title = isset( $instance['title'] ) ? $instance['title'] : '';
$instance_num_cats = isset( $instance['num_cats'] ) ? $instance['num_cats'] : 5;
$instance_hide_empty = isset( $instance['hide_empty'] ) ? $instance['hide_empty'] : false;
$instance_colorize = isset( $instance['colorize'] ) ? $instance['colorize'] : false;
$title = apply_filters( 'widget_title', $instance_title, $instance, $this->id_base );
$num_cats = (int)$instance_num_cats;
if( $num_cats === -1 )
$num_cats = 99999999;
$hide_empty = filter_var( $instance_hide_empty, FILTER_VALIDATE_BOOLEAN );
$colorize = filter_var( $instance_colorize, FILTER_VALIDATE_BOOLEAN );
echo $args['before_widget'];
if( ! empty( $title ) ) {
echo $args['before_title'];
echo $title;
echo $args['after_title'];
}
$categories = get_terms( 'category', array(
'orderby' => 'count',
'hide_empty' => absint( $hide_empty ),
'number' => $num_cats,
) );
if( empty( $categories ) ) {
echo '…';
echo $args['after_widget'];
return;
}
foreach( $categories as $cat )
{
$term_id = $cat->term_id;
$cat_meta = get_option( "category_$term_id" );
$cat_count = $cat->count;
$color = isset( $cat_meta['color'] ) ? $cat_meta['color'] : '#0073aa';
$text_color = $colorize ? $cat_meta['color'] : 'inherit';
$style = 'background:' .$color;
echo '';
echo '' . esc_attr( $cat->name ) . '';
echo '' . $cat_count . '';
echo '';
}
echo $args['after_widget'];
}
/**
* Back-end widget form.
*
* @see WP_Widget::form()
*
* @param array $instance Previously saved values from database.
*/
public function form( $instance )
{
$title = ! empty( $instance['title'] ) ? apply_filters( 'widget_title', $instance['title'], $instance, $this->id_base ) : '';
$num_cats = ! empty( $instance['num_cats'] ) ? (int)$instance['num_cats'] : 5;
$hide_empty = ! empty( $instance['hide_empty'] ) ? (int)$instance['hide_empty'] : 0;
$colorize = ! empty( $instance['colorize'] ) ? (int)$instance['colorize'] : 0;
?>
>
>
99999999 )
$instance['num_cats'] = 99999999;
$instance['hide_empty'] = ( ! empty( $new_instance['hide_empty'] ) ) ? absint( $new_instance['hide_empty'] ) : '';
$instance['colorize'] = ( ! empty( $new_instance['colorize'] ) ) ? absint( $new_instance['colorize'] ) : '';
return $instance;
}
}
add_action( 'widgets_init', function() {
return register_widget('mnmlWP_Widget_Colored_Categories');
});