A super easy PHP Framework for web development! https://github.com/exacti/phacil-framework

107 lines
2.9 KiB

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<?php
/*
* This file is part of Twig.
*
* (c) Fabien Potencier
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
/**
* Represents a macro node.
*
* @author Fabien Potencier <fabien@symfony.com>
*/
class Twig_Node_Macro extends Twig_Node
{
const VARARGS_NAME = 'varargs';
public function __construct($name, Twig_Node $body, Twig_Node $arguments, $lineno, $tag = null)
{
foreach ($arguments as $argumentName => $argument) {
if (self::VARARGS_NAME === $argumentName) {
throw new Twig_Error_Syntax(sprintf('The argument "%s" in macro "%s" cannot be defined because the variable "%s" is reserved for arbitrary arguments.', self::VARARGS_NAME, $name, self::VARARGS_NAME), $argument->getTemplateLine());
}
}
parent::__construct(['body' => $body, 'arguments' => $arguments], ['name' => $name], $lineno, $tag);
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}
public function compile(Twig_Compiler $compiler)
{
$compiler
->addDebugInfo($this)
->write(sprintf('public function macro_%s(', $this->getAttribute('name')))
;
$count = count($this->getNode('arguments'));
$pos = 0;
foreach ($this->getNode('arguments') as $name => $default) {
$compiler
->raw('$__'.$name.'__ = ')
->subcompile($default)
;
if (++$pos < $count) {
$compiler->raw(', ');
}
}
if ($count) {
$compiler->raw(', ');
}
$compiler
->raw('...$__varargs__')
->raw(")\n")
->write("{\n")
->indent()
;
$compiler
->write("\$context = \$this->env->mergeGlobals([\n")
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->indent()
;
foreach ($this->getNode('arguments') as $name => $default) {
$compiler
->write('')
->string($name)
->raw(' => $__'.$name.'__')
->raw(",\n")
;
}
$compiler
->write('')
->string(self::VARARGS_NAME)
->raw(' => ')
;
$compiler
->raw("\$__varargs__,\n")
->outdent()
->write("]);\n\n")
->write("\$blocks = [];\n\n")
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->write("ob_start();\n")
->write("try {\n")
->indent()
->subcompile($this->getNode('body'))
->raw("\n")
->write("return ('' === \$tmp = ob_get_contents()) ? '' : new Twig_Markup(\$tmp, \$this->env->getCharset());\n")
->outdent()
->write("} finally {\n")
->indent()
->write("ob_end_clean();\n")
->outdent()
->write("}\n")
->outdent()
->write("}\n\n")
;
}
}
class_alias('Twig_Node_Macro', 'Twig\Node\MacroNode', false);