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msd2/tracking/piwik/core/Intl/Locale.php

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+<?php
+/**
+ * Piwik - free/libre analytics platform
+ *
+ * @link http://piwik.org
+ * @license http://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
+ *
+ */
+namespace Piwik\Intl;
+
+class Locale
+{
+    /**
+     * @param string|array $locale
+     */
+    public static function setLocale($locale)
+    {
+        if(!is_array($locale)){
+            $locale = array($locale);
+        }
+        
+        $newLocale = array();
+        foreach($locale as $localePart){
+            $newLocale[] = $localePart;
+            
+            $localeVariant = str_replace('UTF-8', 'UTF8', $localePart);
+            if($localeVariant != $localePart){
+                $newLocale[] = $localeVariant;
+            }
+        }
+        
+        setlocale(LC_ALL, $newLocale);
+        setlocale(LC_CTYPE, '');
+        // Always use english for numbers. otherwise the decimal separator might get localized when casting a float to string
+        setlocale(LC_NUMERIC, array('en_US.UTF-8', 'en-US', 'C.UTF-8', 'C'));
+    }
+
+    public static function setDefaultLocale()
+    {
+        self::setLocale(array('en_US.UTF-8', 'en-US'));
+    }
+}