082a0130c2
Signed-off-by: Gergely POLONKAI (W00d5t0ck) <polesz@w00d5t0ck.info>
121 lines
4.2 KiB
PHP
121 lines
4.2 KiB
PHP
<?php
|
|
|
|
/*
|
|
* This file is part of the Symfony framework.
|
|
*
|
|
* (c) Fabien Potencier <fabien@symfony.com>
|
|
*
|
|
* This source file is subject to the MIT license that is bundled
|
|
* with this source code in the file LICENSE.
|
|
*/
|
|
|
|
namespace Symfony\Bundle\AsseticBundle\Twig;
|
|
|
|
use Assetic\Extension\Twig\AsseticFilterFunction;
|
|
use Symfony\Bundle\AsseticBundle\Exception\InvalidBundleException;
|
|
use Symfony\Component\Templating\TemplateNameParserInterface;
|
|
|
|
/**
|
|
* Assetic node visitor.
|
|
*
|
|
* @author Kris Wallsmith <kris@symfony.com>
|
|
*/
|
|
class AsseticNodeVisitor implements \Twig_NodeVisitorInterface
|
|
{
|
|
private $templateNameParser;
|
|
private $enabledBundles;
|
|
private $useNodeName;
|
|
|
|
public function __construct(TemplateNameParserInterface $templateNameParser, array $enabledBundles)
|
|
{
|
|
$this->templateNameParser = $templateNameParser;
|
|
$this->enabledBundles = $enabledBundles;
|
|
|
|
$this->useNodeName = version_compare(\Twig_Environment::VERSION, '1.2.0-DEV', '<');
|
|
}
|
|
|
|
public function enterNode(\Twig_NodeInterface $node, \Twig_Environment $env)
|
|
{
|
|
return $node;
|
|
}
|
|
|
|
public function leaveNode(\Twig_NodeInterface $node, \Twig_Environment $env)
|
|
{
|
|
if (!$formula = $this->checkNode($node, $env, $name)) {
|
|
return $node;
|
|
}
|
|
|
|
// check the bundle
|
|
$templateRef = $this->templateNameParser->parse($env->getParser()->getStream()->getFilename());
|
|
$bundle = $templateRef->get('bundle');
|
|
if ($bundle && !in_array($bundle, $this->enabledBundles)) {
|
|
throw new InvalidBundleException($bundle, "the $name() function", $templateRef->getLogicalName(), $this->enabledBundles);
|
|
}
|
|
|
|
list($input, $filters, $options) = $formula;
|
|
$line = $node->getLine();
|
|
|
|
// check context and call either asset() or path()
|
|
return new \Twig_Node_Expression_Conditional(
|
|
new \Twig_Node_Expression_GetAttr(
|
|
new \Twig_Node_Expression_Name('assetic', $line),
|
|
new \Twig_Node_Expression_Constant('use_controller', $line),
|
|
new \Twig_Node(),
|
|
\Twig_TemplateInterface::ARRAY_CALL,
|
|
$line
|
|
),
|
|
new \Twig_Node_Expression_Function(
|
|
$this->useNodeName ? new \Twig_Node_Expression_Name('path', $line) : 'path',
|
|
new \Twig_Node(array(
|
|
new \Twig_Node_Expression_Constant('_assetic_'.$options['name'], $line),
|
|
)),
|
|
$line
|
|
),
|
|
new \Twig_Node_Expression_Function(
|
|
$this->useNodeName ? new \Twig_Node_Expression_Name('asset', $line) : 'asset',
|
|
new \Twig_Node(array($node, new \Twig_Node_Expression_Constant(isset($options['package']) ? $options['package'] : null, $line))),
|
|
$line
|
|
),
|
|
$line
|
|
);
|
|
}
|
|
|
|
/**
|
|
* Extracts formulae from filter function nodes.
|
|
*
|
|
* @return array|null The formula
|
|
*/
|
|
private function checkNode(\Twig_NodeInterface $node, \Twig_Environment $env, & $name = null)
|
|
{
|
|
if ($node instanceof \Twig_Node_Expression_Function) {
|
|
$name = $this->useNodeName
|
|
? $node->getNode('name')->getAttribute('name')
|
|
: $node->getAttribute('name');
|
|
if ($env->getFunction($name) instanceof AsseticFilterFunction) {
|
|
$arguments = array();
|
|
foreach ($node->getNode('arguments') as $argument) {
|
|
$arguments[] = eval('return '.$env->compile($argument).';');
|
|
}
|
|
|
|
$invoker = $env->getExtension('assetic')->getFilterInvoker($name);
|
|
$factory = $invoker->getFactory();
|
|
|
|
$inputs = isset($arguments[0]) ? (array) $arguments[0] : array();
|
|
$filters = $invoker->getFilters();
|
|
$options = array_replace($invoker->getOptions(), isset($arguments[1]) ? $arguments[1] : array());
|
|
|
|
if (!isset($options['name'])) {
|
|
$options['name'] = $factory->generateAssetName($inputs, $filters);
|
|
}
|
|
|
|
return array($inputs, $filters, $options);
|
|
}
|
|
}
|
|
}
|
|
|
|
public function getPriority()
|
|
{
|
|
return 0;
|
|
}
|
|
}
|