lainchan/inc/lib/Twig/Node/Include.php
2013-09-19 16:09:35 +10:00

100 lines
2.8 KiB
PHP

<?php
/*
* This file is part of Twig.
*
* (c) 2009 Fabien Potencier
* (c) 2009 Armin Ronacher
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
/**
* Represents an include node.
*
* @author Fabien Potencier <fabien@symfony.com>
*/
class Twig_Node_Include extends Twig_Node implements Twig_NodeOutputInterface
{
public function __construct(Twig_Node_Expression $expr, Twig_Node_Expression $variables = null, $only = false, $ignoreMissing = false, $lineno, $tag = null)
{
parent::__construct(array('expr' => $expr, 'variables' => $variables), array('only' => (Boolean) $only, 'ignore_missing' => (Boolean) $ignoreMissing), $lineno, $tag);
}
/**
* Compiles the node to PHP.
*
* @param Twig_Compiler A Twig_Compiler instance
*/
public function compile(Twig_Compiler $compiler)
{
$compiler->addDebugInfo($this);
if ($this->getAttribute('ignore_missing')) {
$compiler
->write("try {\n")
->indent()
;
}
$this->addGetTemplate($compiler);
$compiler->raw('->display(');
$this->addTemplateArguments($compiler);
$compiler->raw(");\n");
if ($this->getAttribute('ignore_missing')) {
$compiler
->outdent()
->write("} catch (Twig_Error_Loader \$e) {\n")
->indent()
->write("// ignore missing template\n")
->outdent()
->write("}\n\n")
;
}
}
protected function addGetTemplate(Twig_Compiler $compiler)
{
if ($this->getNode('expr') instanceof Twig_Node_Expression_Constant) {
$compiler
->write("\$this->env->loadTemplate(")
->subcompile($this->getNode('expr'))
->raw(")")
;
} else {
$compiler
->write("\$template = \$this->env->resolveTemplate(")
->subcompile($this->getNode('expr'))
->raw(");\n")
->write('$template')
;
}
}
protected function addTemplateArguments(Twig_Compiler $compiler)
{
if (false === $this->getAttribute('only')) {
if (null === $this->getNode('variables')) {
$compiler->raw('$context');
} else {
$compiler
->raw('array_merge($context, ')
->subcompile($this->getNode('variables'))
->raw(')')
;
}
} else {
if (null === $this->getNode('variables')) {
$compiler->raw('array()');
} else {
$compiler->subcompile($this->getNode('variables'));
}
}
}
}