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66 lines
2.2 KiB
66 lines
2.2 KiB
<?php |
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/** |
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* @link http://www.yiiframework.com/ |
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* @copyright Copyright (c) 2008 Yii Software LLC |
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* @license http://www.yiiframework.com/license/ |
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*/ |
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namespace yii\twig; |
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/** |
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* Optimizer removes echo before special functions call and injects function name as an argument for the view helper |
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* calls. |
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* |
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* @author Andrey Grachov <andrey.grachov@gmail.com> |
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* @author Alexander Makarov <sam@rmcreative.ru> |
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*/ |
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class Optimizer implements \Twig_NodeVisitorInterface |
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{ |
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/** |
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* @inheritdoc |
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*/ |
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public function enterNode(\Twig_NodeInterface $node, \Twig_Environment $env) |
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{ |
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return $node; |
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} |
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/** |
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* @inheritdoc |
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*/ |
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public function leaveNode(\Twig_NodeInterface $node, \Twig_Environment $env) |
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{ |
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if ($node instanceof \Twig_Node_Print) { |
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$expression = $node->getNode('expr'); |
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if ($expression instanceof \Twig_Node_Expression_Function) { |
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$name = $expression->getAttribute('name'); |
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if (preg_match('/^(?:register_.+_asset|use|.+_begin|.+_end)$/', $name)) { |
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return new \Twig_Node_Do($expression, $expression->getLine()); |
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} elseif (in_array($name, ['begin_page', 'end_page', 'begin_body', 'end_body', 'head'])) { |
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$arguments = [ |
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new \Twig_Node_Expression_Constant($name, $expression->getLine()), |
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]; |
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if ($expression->hasNode('arguments') && $expression->getNode('arguments') !== null) { |
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foreach ($expression->getNode('arguments') as $key => $value) { |
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if (is_int($key)) { |
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$arguments[] = $value; |
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} else { |
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$arguments[$key] = $value; |
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} |
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} |
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} |
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$expression->setNode('arguments', new \Twig_Node($arguments)); |
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return new \Twig_Node_Do($expression, $expression->getLine()); |
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} |
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} |
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} |
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return $node; |
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} |
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/** |
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* @inheritdoc |
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*/ |
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public function getPriority() |
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{ |
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return 100; |
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} |
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} |