woocommerce_get_shop_coupon_data │ filter-hook │ WC 1.0

Usage

add_filter( 'woocommerce_get_shop_coupon_data', 'wp_kama_woocommerce_get_shop_coupon_data_filter', 10, 3 );

/**
 * Function for `woocommerce_get_shop_coupon_data` filter-hook.
 * 
 * @param  $false 
 * @param  $data  
 * @param  $that  
 *
 * @return 
 */
function wp_kama_woocommerce_get_shop_coupon_data_filter( $false, $data, $that ){

	// filter...
	return $false;
}

$false

-

$data

-

$that

-

Where the hook is called

$coupon = apply_filters( 'woocommerce_get_shop_coupon_data', false, $data, $this );

Where the hook is used in WooCommerce