return $discount;
}
public static function bcmul($data1, $data2, $prec = 0)
{
$result = 0;
if (function_exists('bcmul')) {
$result = bcmul($data1, $data2, $prec);
} else {
$value = $data1 * $data2;
if ($prec) {
$result = round($value, $prec);
}
}
return $result;
}
public static function bcsub($data1, $data2, $prec = 0)
{
$result = 0;
if (function_exists('bcsub')) {
$result = bcsub($data1, $data2, $prec);
} else {
$value = $data1 - $data2;
if ($prec) {
$result = round($value, $prec);
}
}
return $result;
}
}
WooRolePricing::init();
/**
* Calculates the commissions.
* Order by priority:
* 1.- Variation values
* 2.- Product values
* 3.- Category values
* 4.- Default value
* @param unknown $product
* @param unknown $variation_id
* @return number
*/
public static function get_commission($product, $variation_id, $role = null)
{
global $post, $woocommerce;
global $wp_roles;
global $current_user;
if (class_exists('WP_Roles')) {
if (!isset($wp_roles)) {
$wp_roles = new WP_Roles();
}
}
get_currentuserinfo();
$user_roles = $current_user->roles;
$discount = 0;
if (sizeof($wp_roles) > 0) {
if (isset($role)) {
$first_group = $role;
} else {
$first_group = self::get_user_role($user_roles, $product, $variation_id);
}
// Variation - custom discount ...
$custom = get_post_meta($variation_id, 'role_pricing_value_' . $first_group, true);
if ($custom !== "") {
$discount = $custom;
} else {
// Product - custom discount ...
$custom = get_post_meta($product->id, 'role_pricing_value_' . $first_group, true);
// Category - custom discount ....
if ($custom !== "") {
$discount = $custom;
} else {
$categories = wp_get_post_terms($product->id, 'product_cat', array('fields' => 'ids'));
if (sizeof($categories) > 0) {
$max_cat_id = null;
$max_cat_discount = 0;
foreach ($categories as $cat_id) {
$cat_discount = get_woocommerce_term_meta($cat_id, 'role_pricing_value_' . $first_group, true);
if ($cat_discount !== "") {
if ($cat_discount > $max_cat_discount) {
$max_cat_discount = $cat_discount;
$max_cat_id = $cat_id;
}
}
}
if ($max_cat_id !== null) {
$custom = $max_cat_discount;
}
}
}
}
// general discount ....
if ($custom !== "") {
$discount = $custom;
} else {
if (get_option("wrp-" . $first_group, "-1") !== "-1") {
$discount = get_option("wrp-" . $first_group);
}
}
}
if ($discount) {
$method = get_option("wrp-method", "rate");
if ($method == "rate") {
$discount = WooRolePricing::bcsub(1, $discount, WOO_ROLE_PRICING_DECIMALS);
// for security reasons, set 0
if ($discount < 0) {
$discount = 0;
}
}
}
return $discount;
}