'',
'order' => 'DESC',
'orderby' => 'date',
'select' => 'all',
'show' => 6,
'cats' => array(),
'thumbnails' => true,
);
/* Widget setup */
function __construct() {
/* Widget settings. */
$widget_ops = array( 'description' => _x( 'Blog categories', 'widget', 'the7mk2' ) );
/* Create the widget. */
parent::__construct(
'presscore-blog-categories',
DT_WIDGET_PREFIX . _x( 'Blog categories', 'widget', 'the7mk2' ),
$widget_ops
);
}
/* Display the widget */
function widget( $args, $instance ) {
extract( $args );
$instance = wp_parse_args( (array) $instance, self::$widget_defaults );
/* Our variables from the widget settings. */
$title = apply_filters( 'widget_title', $instance['title'] );
$cats_args = array(
'show_count' => true,
'hierarchical' => false,
'title_li' => '',
'echo' => false,
'walker' => new Dt_Inc_Classes_WidgetsCategory_Walker()
);
switch ( $instance['select'] ) {
case 'except' :
$cats_args['exclude'] = implode( ',', $instance['cats'] );
break;
case 'only' :
$cats_args['include'] = implode( ',', $instance['cats'] );
}
$cats = wp_list_categories( $cats_args );
echo $before_widget ;
// title
if ( $title ) echo $before_title . $title . $after_title;
echo '';
echo $after_widget;
}
/* Update the widget settings */
function update( $new_instance, $old_instance ) {
$instance = $old_instance;
$instance['title'] = strip_tags($new_instance['title']);
$instance['select'] = in_array( $new_instance['select'], array('all', 'only', 'except') ) ? $new_instance['select'] : 'all';
$instance['cats'] = (array) $new_instance['cats'];
if ( empty($instance['cats']) ) { $instance['select'] = 'all'; }
return $instance;
}
/**
* Displays the widget settings controls on the widget panel.
* Make use of the get_field_id() and get_field_name() function
* when creating your form elements. This handles the confusing stuff.
*/
function form( $instance ) {
/* Set up some default widget settings. */
$instance = wp_parse_args( (array) $instance, self::$widget_defaults );
$title = strip_tags( $instance['title'] );
$terms = get_terms( 'category', array(
'hide_empty' => 1,
'hierarchical' => false
) );
?>
term_id, $instance['cats']) ); ?> />