if Your Problem how to call wordpress widget, or register a widget area in wordpress functions
Wordpress widget register
function sonia_widget_areas() {
register_sidebar( array(
'name' => __( 'Footer Left', 'sonia' ),
'id' => 'footer_left',
'description' => __( 'Insert something for about us text.', 'sonia' ),
'before_widget' => '<div>',
'after_widget' => '</div>',
'before_title' => '<h4>',
'after_title' => '</h4>',
) );
}
add_action('widgets_init', 'sonia_widget_areas');