/symfony2/vendor/twig/lib/Twig/Node/Set.php
PHP | 102 lines | 65 code | 13 blank | 24 comment | 13 complexity | b604cf730b30a1f03baf341a8f6a1a6a MD5 | raw file
Possible License(s): MIT, BSD-3-Clause, Apache-2.0, LGPL-2.1, LGPL-3.0, BSD-2-Clause
- <?php
- /*
- * This file is part of Twig.
- *
- * (c) 2010 Fabien Potencier
- *
- * For the full copyright and license information, please view the LICENSE
- * file that was distributed with this source code.
- */
- /**
- * Represents a set node.
- *
- * @package twig
- * @author Fabien Potencier <fabien@symfony.com>
- */
- class Twig_Node_Set extends Twig_Node
- {
- public function __construct($capture, Twig_NodeInterface $names, Twig_NodeInterface $values, $lineno, $tag = null)
- {
- parent::__construct(array('names' => $names, 'values' => $values), array('capture' => $capture, 'safe' => false), $lineno, $tag);
- /*
- * Optimizes the node when capture is used for a large block of text.
- *
- * {% set foo %}foo{% endset %} is compiled to $context['foo'] = new Twig_Markup("foo");
- */
- if ($this->getAttribute('capture')) {
- $this->setAttribute('safe', true);
- $values = $this->getNode('values');
- if ($values instanceof Twig_Node_Text) {
- $this->setNode('values', new Twig_Node_Expression_Constant($values->getAttribute('data'), $values->getLine()));
- $this->setAttribute('capture', false);
- }
- }
- }
- /**
- * Compiles the node to PHP.
- *
- * @param Twig_Compiler A Twig_Compiler instance
- */
- public function compile(Twig_Compiler $compiler)
- {
- $compiler->addDebugInfo($this);
- if (count($this->getNode('names')) > 1) {
- $compiler->write('list(');
- foreach ($this->getNode('names') as $idx => $node) {
- if ($idx) {
- $compiler->raw(', ');
- }
- $compiler->subcompile($node);
- }
- $compiler->raw(')');
- } else {
- if ($this->getAttribute('capture')) {
- $compiler
- ->write("ob_start();\n")
- ->subcompile($this->getNode('values'))
- ;
- }
- $compiler->subcompile($this->getNode('names'), false);
- if ($this->getAttribute('capture')) {
- $compiler->raw(" = ('' === \$tmp = ob_get_clean()) ? '' : new Twig_Markup(\$tmp, \$this->env->getCharset())");
- }
- }
- if (!$this->getAttribute('capture')) {
- $compiler->raw(' = ');
- if (count($this->getNode('names')) > 1) {
- $compiler->write('array(');
- foreach ($this->getNode('values') as $idx => $value) {
- if ($idx) {
- $compiler->raw(', ');
- }
- $compiler->subcompile($value);
- }
- $compiler->raw(')');
- } else {
- if ($this->getAttribute('safe')) {
- $compiler
- ->raw("('' === \$tmp = ")
- ->subcompile($this->getNode('values'))
- ->raw(") ? '' : new Twig_Markup(\$tmp, \$this->env->getCharset())")
- ;
- } else {
- $compiler->subcompile($this->getNode('values'));
- }
- }
- }
- $compiler->raw(";\n");
- }
- }