You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
66 lines
2.2 KiB
66 lines
2.2 KiB
10 years ago
|
<?php
|
||
|
/**
|
||
|
* @link http://www.yiiframework.com/
|
||
|
* @copyright Copyright (c) 2008 Yii Software LLC
|
||
|
* @license http://www.yiiframework.com/license/
|
||
|
*/
|
||
|
|
||
|
namespace yii\twig;
|
||
|
|
||
|
/**
|
||
|
* Optimizer removes echo before special functions call and injects function name as an argument for the view helper
|
||
|
* calls.
|
||
|
*
|
||
|
* @author Andrey Grachov <andrey.grachov@gmail.com>
|
||
|
* @author Alexander Makarov <sam@rmcreative.ru>
|
||
|
*/
|
||
|
class Optimizer implements \Twig_NodeVisitorInterface
|
||
|
{
|
||
|
/**
|
||
|
* @inheritdoc
|
||
|
*/
|
||
|
public function enterNode(\Twig_NodeInterface $node, \Twig_Environment $env)
|
||
|
{
|
||
|
return $node;
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* @inheritdoc
|
||
|
*/
|
||
|
public function leaveNode(\Twig_NodeInterface $node, \Twig_Environment $env)
|
||
|
{
|
||
|
if ($node instanceof \Twig_Node_Print) {
|
||
|
$expression = $node->getNode('expr');
|
||
|
if ($expression instanceof \Twig_Node_Expression_Function) {
|
||
|
$name = $expression->getAttribute('name');
|
||
|
if (preg_match('/^(?:register_.+_asset|use|.+_begin|.+_end)$/', $name)) {
|
||
|
return new \Twig_Node_Do($expression, $expression->getLine());
|
||
|
} elseif (in_array($name, ['begin_page', 'end_page', 'begin_body', 'end_body', 'head'])) {
|
||
|
$arguments = [
|
||
|
new \Twig_Node_Expression_Constant($name, $expression->getLine()),
|
||
|
];
|
||
|
if ($expression->hasNode('arguments') && $expression->getNode('arguments') !== null) {
|
||
|
foreach ($expression->getNode('arguments') as $key => $value) {
|
||
|
if (is_int($key)) {
|
||
|
$arguments[] = $value;
|
||
|
} else {
|
||
|
$arguments[$key] = $value;
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
$expression->setNode('arguments', new \Twig_Node($arguments));
|
||
|
return new \Twig_Node_Do($expression, $expression->getLine());
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
return $node;
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* @inheritdoc
|
||
|
*/
|
||
|
public function getPriority()
|
||
|
{
|
||
|
return 100;
|
||
|
}
|
||
|
}
|