From 552ba683c3d85f72551e7f912d4cf01ee71c2da6 Mon Sep 17 00:00:00 2001
From: Jakob Perry <japerry@45640.no-reply.drupal.org>
Date: Wed, 13 Jan 2016 15:40:57 -0800
Subject: [PATCH] 2415237

---
 commerce.api.php | 17 +++++++++++++++++
 commerce.module  | 16 ++++++++++++++--
 2 files changed, 31 insertions(+), 2 deletions(-)

diff --git a/commerce.api.php b/commerce.api.php
index d13ad3d..9fbdff7 100644
--- a/commerce.api.php
+++ b/commerce.api.php
@@ -177,3 +177,20 @@ function hook_commerce_entity_access_condition_alter() {
 function hook_commerce_entity_create_alter($entity_type, $entity) {
   // No example.
 }
+
+/**
+ * Allows modules to alter the default currency.
+ *
+ * @param $currency_code
+ *   The default currency code.
+ * @param $context
+ *   Optional context for determining the default currency.
+ *
+ * @see commerce_default_currency()
+ */
+function hook_commerce_default_currency_alter(&$currency_code, $context = NULL) {
+  global $language;
+  if (isset($language->language) && $language->language == 'en-US') {
+    $currency_code = 'USD';
+  }
+}
diff --git a/commerce.module b/commerce.module
index c23edc2..22eb18d 100755
--- a/commerce.module
+++ b/commerce.module
@@ -468,9 +468,21 @@ function commerce_i18n_string($name, $default, $options = array()) {
 
 /**
  * Returns the currency code of the site's default currency.
+ *
+ * @param $context
+ *   Provide an optional context to help determine the default currency.
  */
-function commerce_default_currency() {
-  return variable_get('commerce_default_currency', 'USD');
+function commerce_default_currency($context = NULL) {
+  // Once the currency is set, don't change it.
+  $currency = &drupal_static(__FUNCTION__);
+
+  if (!isset($currency)) {
+    $currency = variable_get('commerce_default_currency', 'USD');
+    // Allow modules to alter the default currency.
+    drupal_alter('default_currency', $currency, $context);
+  }
+
+  return $currency;
 }
 
 /**
-- 
2.5.4 (Apple Git-61)