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vichan/inc/lib/Twig/Node/Expression/Function.php
2012-04-09 20:52:26 +10:00

50 lines
1.5 KiB
PHP

<?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.
*/
class Twig_Node_Expression_Function extends Twig_Node_Expression
{
public function __construct($name, Twig_NodeInterface $arguments, $lineno)
{
parent::__construct(array('arguments' => $arguments), array('name' => $name), $lineno);
}
public function compile(Twig_Compiler $compiler)
{
$function = $compiler->getEnvironment()->getFunction($this->getAttribute('name'));
if (false === $function) {
throw new Twig_Error_Syntax(sprintf('The function "%s" does not exist', $this->getAttribute('name')), $this->getLine());
}
$compiler
->raw($function->compile().'(')
->raw($function->needsEnvironment() ? '$this->env' : '')
;
if ($function->needsContext()) {
$compiler->raw($function->needsEnvironment() ? ', $context' : '$context');
}
$first = true;
foreach ($this->getNode('arguments') as $node) {
if (!$first) {
$compiler->raw(', ');
} else {
if ($function->needsEnvironment() || $function->needsContext()) {
$compiler->raw(', ');
}
$first = false;
}
$compiler->subcompile($node);
}
$compiler->raw(')');
}
}