Lower memory usage on Latte template with big variables

latte.patch

diff -ur nette/Nette/Latte/Macros/UIMacros.php nette.patched/Nette/Latte/Macros/UIMacros.php
--- nette/Nette/Latte/Macros/UIMacros.php	2013-08-08 02:14:19.000000000 +0300
+++ nette.patched/Nette/Latte/Macros/UIMacros.php	2013-08-30 19:13:24.000000000 +0300
@@ -98,7 +98,7 @@
 				$prolog[] = "//\n// block $name\n//\n"
 					. "if (!function_exists(\$_l->blocks[" . var_export($name, TRUE) . "][] = '$func')) { "
 					. "function $func(\$_l, \$_args) { "
-					. (PHP_VERSION_ID > 50208 ? 'extract($_args)' : 'foreach ($_args as $__k => $__v) $$__k = $__v') // PHP bug #46873
+					. 'foreach ($_args as $__k => $__v) $$__k = $__v' // PHP bug #46873
 					. ($snippet ? '; $_control->validateControl(' . var_export(substr($name, 1), TRUE) . ')' : '')
 					. "\n?>$code<?php\n}}";
 			}
@@ -250,7 +250,7 @@
 				return "\n\n//\n// block $name\n//\n"
 					. "if (!function_exists(\$_l->blocks[$fname]['{$this->getCompiler()->getTemplateId()}'] = '$func')) { "
 					. "function $func(\$_l, \$_args) { "
-					. (PHP_VERSION_ID > 50208 ? 'extract($_args)' : 'foreach ($_args as $__k => $__v) $$__k = $__v'); // PHP bug #46873
+					. 'foreach ($_args as $__k => $__v) $$__k = $__v'; // PHP bug #46873
 			}
 		}

diff -ur nette/Nette/Utils/LimitedScope.php nette.patched/Nette/Utils/LimitedScope.php
--- nette/Nette/Utils/LimitedScope.php	2013-08-08 02:14:19.000000000 +0300
+++ nette.patched/Nette/Utils/LimitedScope.php	2013-08-30 19:21:16.000000000 +0300
@@ -65,7 +65,7 @@
 			if (self::$vars === TRUE) {
 				return require func_get_arg(0);
 			}
-			extract(self::$vars);
+                       foreach (self::$vars as $k => $v) { $$k = $v; }
 		}
 		return require func_get_arg(0);
 	}