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<?php
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/*
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* This file is part of Twig.
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*
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* (c) 2010 Fabien Potencier
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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class Twig_Node_Expression_Function extends Twig_Node_Expression
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{
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public function __construct($name, Twig_NodeInterface $arguments, $lineno)
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{
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parent::__construct(array('arguments' => $arguments), array('name' => $name), $lineno);
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}
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public function compile(Twig_Compiler $compiler)
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{
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$name = $this->getAttribute('name');
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if (false === $function = $compiler->getEnvironment()->getFunction($name)) {
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$message = sprintf('The function "%s" does not exist', $name);
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if ($alternatives = $compiler->getEnvironment()->computeAlternatives($name, array_keys($compiler->getEnvironment()->getFunctions()))) {
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$message = sprintf('%s. Did you mean "%s"', $message, implode('", "', $alternatives));
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}
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throw new Twig_Error_Syntax($message, $this->getLine(), $compiler->getFilename());
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}
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$compiler->raw($function->compile().'(');
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$first = true;
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if ($function->needsEnvironment()) {
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$compiler->raw('$this->env');
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$first = false;
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}
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if ($function->needsContext()) {
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if (!$first) {
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$compiler->raw(', ');
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}
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$compiler->raw('$context');
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$first = false;
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}
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foreach ($function->getArguments() as $argument) {
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if (!$first) {
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$compiler->raw(', ');
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}
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$compiler->string($argument);
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$first = false;
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}
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foreach ($this->getNode('arguments') as $node) {
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if (!$first) {
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$compiler->raw(', ');
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}
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$compiler->subcompile($node);
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$first = false;
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}
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$compiler->raw(')');
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}
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}
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