AsseticExtension.php
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<?php
/*
* This file is part of the Assetic package, an OpenSky project.
*
* (c) 2010-2014 OpenSky Project Inc
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Assetic\Extension\Twig;
use Assetic\Factory\AssetFactory;
use Assetic\ValueSupplierInterface;
class AsseticExtension extends \Twig_Extension
{
protected $factory;
protected $functions;
protected $valueSupplier;
public function __construct(AssetFactory $factory, $functions = array(), ValueSupplierInterface $valueSupplier = null)
{
$this->factory = $factory;
$this->functions = array();
$this->valueSupplier = $valueSupplier;
foreach ($functions as $function => $options) {
if (is_integer($function) && is_string($options)) {
$this->functions[$options] = array('filter' => $options);
} else {
$this->functions[$function] = $options + array('filter' => $function);
}
}
}
public function getTokenParsers()
{
return array(
new AsseticTokenParser($this->factory, 'javascripts', 'js/*.js'),
new AsseticTokenParser($this->factory, 'stylesheets', 'css/*.css'),
new AsseticTokenParser($this->factory, 'image', 'images/*', true),
);
}
public function getFunctions()
{
$functions = array();
foreach ($this->functions as $function => $filter) {
$functions[$function] = new AsseticFilterFunction($function);
}
return $functions;
}
public function getGlobals()
{
return array(
'assetic' => array(
'debug' => $this->factory->isDebug(),
'vars' => null !== $this->valueSupplier ? new ValueContainer($this->valueSupplier) : array(),
),
);
}
public function getFilterInvoker($function)
{
return new AsseticFilterInvoker($this->factory, $this->functions[$function]);
}
public function getName()
{
return 'assetic';
}
}