FileAsset.php

Go to the documentation of this file.

<?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\Asset;
 
use Assetic\Filter\FilterInterface;
use Assetic\Util\VarUtils;
 
class FileAsset extends BaseAsset
{
    private $source;
 
    public function __construct($source, $filters = array(), $sourceRoot = null, $sourcePath = null, array $vars = array())
    {
        if (null === $sourceRoot) {
            $sourceRoot = dirname($source);
            if (null === $sourcePath) {
                $sourcePath = basename($source);
            }
        } elseif (null === $sourcePath) {
            if (0 !== strpos($source, $sourceRoot)) {
                throw new \InvalidArgumentException(sprintf('The source "%s" is not in the root directory "%s"', $source, $sourceRoot));
            }
 
            $sourcePath = substr($source, strlen($sourceRoot) + 1);
        }
 
        $this->source = $source;
 
        parent::__construct($filters, $sourceRoot, $sourcePath, $vars);
    }
 
    public function load(FilterInterface $additionalFilter = null)
    {
        $source = VarUtils::resolve($this->source, $this->getVars(), $this->getValues());
 
        if (!is_file($source)) {
            throw new \RuntimeException(sprintf('The source file "%s" does not exist.', $source));
        }
 
        $this->doLoad(file_get_contents($source), $additionalFilter);
    }
 
    public function getLastModified()
    {
        $source = VarUtils::resolve($this->source, $this->getVars(), $this->getValues());
 
        if (!is_file($source)) {
            throw new \RuntimeException(sprintf('The source file "%s" does not exist.', $source));
        }
 
        return filemtime($source);
    }
}