Add public keyword to methods

[MAILPOET-2413]

lib/WooCommerce/Helper.php

@@ -4,47 +4,47 @@ namespace MailPoet\WooCommerce;
 
 class Helper {
 
-  function isWooCommerceActive() {
+  public function isWooCommerceActive() {
     return class_exists('WooCommerce');
   }
 
-  function WC() {
+  public function WC() {
     return WC();
   }
 
-  function wcGetCustomerOrderCount($user_id) {
+  public function wcGetCustomerOrderCount($user_id) {
     return wc_get_customer_order_count($user_id);
   }
 
-  function wcGetOrder($order = false) {
+  public function wcGetOrder($order = false) {
     return wc_get_order($order);
   }
 
-  function wcGetOrders(array $args) {
+  public function wcGetOrders(array $args) {
     return wc_get_orders($args);
   }
 
-  function wcPrice($price, array $args = []) {
+  public function wcPrice($price, array $args = []) {
     return wc_price($price, $args);
   }
 
-  function wcGetProduct($the_product = false) {
+  public function wcGetProduct($the_product = false) {
     return wc_get_product($the_product);
   }
 
-  function getWoocommerceCurrency() {
+  public function getWoocommerceCurrency() {
     return get_woocommerce_currency();
   }
 
-  function wcLightOrDark($color, $dark, $light) {
+  public function wcLightOrDark($color, $dark, $light) {
     return wc_light_or_dark($color, $dark, $light);
   }
 
-  function wcHexIsLight($color) {
+  public function wcHexIsLight($color) {
     return wc_hex_is_light($color);
   }
 
-  function getOrdersCountCreatedBefore($date_time) {
+  public function getOrdersCountCreatedBefore($date_time) {
     global $wpdb;
     $result = $wpdb->get_var( "
         SELECT DISTINCT count(p.ID) FROM {$wpdb->prefix}posts as p
@@ -53,7 +53,7 @@ class Helper {
     return (int)$result;
   }
 
-  function getRawPrice($price, array $args = []) {
+  public function getRawPrice($price, array $args = []) {
     $html_price = $this->wcPrice($price, $args);
     return html_entity_decode(strip_tags($html_price));
   }