Ticket #4118: mce_locale_fix.diff

wp-includes/js/tinymce/tiny_mce_config.php

@@ -48 +48 @@
                 $mce_css = str_replace('http://', 'https://', $mce_css);
                 $mce_popups_css = str_replace('http://', 'https://', $mce_popups_css);
         }
+
+        $mce_lang = empty(get_locale()) ? 'en' : strtolower(get_locale());
 ?>
 
 initArray = {
@@ -58 +60 @@
         theme_advanced_buttons1 : "<?php echo $mce_buttons; ?>",
         theme_advanced_buttons2 : "<?php echo $mce_buttons_2; ?>",
         theme_advanced_buttons3 : "<?php echo $mce_buttons_3; ?>",
-        language : "<?php echo strtolower(get_locale()); ?>",
+        language : "<?php $mce_lang; ?>",
         theme_advanced_toolbar_location : "top",
         theme_advanced_toolbar_align : "left",
         theme_advanced_path_location : "bottom",