// take force_compile setting into account in Back-Office

config/smartyadmin.config.inc.php

@@ -28,8 +28,9 @@ global $smarty;
 $smarty->debugging = false;
 $smarty->debugging_ctrl = 'NONE';
 
-/* Smarty should be in compile check mode in the BackOffice */
-$smarty->force_compile = false;
+// Let user choose to force compilation
+$smarty->force_compile = (Configuration::get('PS_SMARTY_FORCE_COMPILE') == _PS_SMARTY_FORCE_COMPILE_) ? true : false;
+// But force compile_check since the performance impact is small and it is better for debugging
 $smarty->compile_check = true;
 
 function smartyTranslate($params, &$smarty)
@@ -80,4 +81,4 @@ function smartyTranslate($params, &$smarty)
 	}
 
 	return Translate::getAdminTranslation($params['s'], $class, $addslashes, $htmlentities, $sprintf);
-}
+}