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<?php
if( ! class_exists( 'TIE_CATEGORIES_WIDGET' )){
/**
* Widget API: TIE_CATEGORIES_WIDGET class
*/
class TIE_CATEGORIES_WIDGET extends WP_Widget {
public function __construct(){
$widget_ops = array( 'classname' => 'widget_categories tie-widget-categories' );
parent::__construct( 'tie-widget-categories', apply_filters( 'TieLabs/theme_name', 'TieLabs' ) .' - '.esc_html__( 'Categories', TIELABS_TEXTDOMAIN), $widget_ops );
}
/**
* Outputs the content for the widget instance.
*/
public function widget( $args, $instance ){
/** This filter is documented in wp-includes/widgets/class-wp-widget-pages.php */
$instance['title'] = apply_filters( 'widget_title', empty( $instance['title'] ) ? '' : $instance['title'], $instance, $this->id_base );
echo ( $args['before_widget'] );
if ( ! empty($instance['title']) ){
echo ( $args['before_title'] . $instance['title'] . $args['after_title'] );
}
$depth = empty( $instance['depth'] ) ? 1 : 0;
$categories = wp_list_categories( array(
'echo' => false,
'title_li' => 0,
'show_count' => 1,
'depth' => $depth,
'orderby' => 'count',
'order' => 'DESC',
));
$categories = str_replace( 'cat-item-', 'cat-counter tie-cat-item-', $categories );
//$categories = preg_replace( '~\((\d+)\)(?=\s*+<)~', '<span>$1</span>', $categories );
$categories = preg_replace( '~\((.*?)\)~', '<span>$1</span>', $categories );
echo "<ul>$categories</ul>";
echo ( $args['after_widget'] );
}
/**
* Handles updating settings for widget instance.
*/
public function update( $new_instance, $old_instance ){
$instance = $old_instance;
$instance['title'] = sanitize_text_field( $new_instance['title'] );
$instance['depth'] = ! empty( $new_instance['depth'] ) ? 'true' : 0;
return $instance;
}
/**
* Outputs the settings form for the widget.
*/
public function form( $instance ){
$defaults = array( 'title' => esc_html__('Categories', TIELABS_TEXTDOMAIN) );
$instance = wp_parse_args( (array) $instance, $defaults );
$title = ! empty( $instance['title'] ) ? $instance['title'] : '';
$depth = ! empty( $instance['depth'] ) ? $instance['depth'] : ''; ?>
<p>
<label for="<?php echo esc_attr( $this->get_field_id( 'title' ) ); ?>"><?php esc_html_e( 'Title', TIELABS_TEXTDOMAIN) ?></label>
<input id="<?php echo esc_attr( $this->get_field_id( 'title' ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'title' ) ); ?>" value="<?php echo esc_attr( $title ); ?>" class="widefat" type="text" />
</p>
<p>
<input id="<?php echo esc_attr( $this->get_field_id( 'depth' ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'depth' ) ); ?>" value="true" <?php checked( $depth, 'true' ); ?> type="checkbox" />
<label for="<?php echo esc_attr( $this->get_field_id( 'depth' ) ); ?>"><?php esc_html_e( 'Show child categories?', TIELABS_TEXTDOMAIN) ?></label>
</p>
<?php
}
}
/**
* Register the widget.
*/
add_action( 'widgets_init', 'tie_categories_widget_register' );
function tie_categories_widget_register(){
register_widget( 'TIE_CATEGORIES_WIDGET' );
}
}