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sources/3rdparty/kriswallsmith/assetic/src/Assetic/AssetWriter.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;
use Assetic\Asset\AssetInterface;
use Assetic\Util\VarUtils;
/**
* Writes assets to the filesystem.
*
* @author Kris Wallsmith <kris.wallsmith@gmail.com>
* @author Johannes M. Schmitt <schmittjoh@gmail.com>
*/
class AssetWriter
{
private $dir;
private $values;
/**
* Constructor.
*
* @param string $dir The base web directory
* @param array $values Variable values
*
* @throws \InvalidArgumentException if a variable value is not a string
*/
public function __construct($dir, array $values = array())
{
foreach ($values as $var => $vals) {
foreach ($vals as $value) {
if (!is_string($value)) {
throw new \InvalidArgumentException(sprintf('All variable values must be strings, but got %s for variable "%s".', json_encode($value), $var));
}
}
}
$this->dir = $dir;
$this->values = $values;
}
public function writeManagerAssets(AssetManager $am)
{
foreach ($am->getNames() as $name) {
$this->writeAsset($am->get($name));
}
}
public function writeAsset(AssetInterface $asset)
{
foreach (VarUtils::getCombinations($asset->getVars(), $this->values) as $combination) {
$asset->setValues($combination);
static::write(
$this->dir.'/'.VarUtils::resolve(
$asset->getTargetPath(),
$asset->getVars(),
$asset->getValues()
),
$asset->dump()
);
}
}
protected static function write($path, $contents)
{
if (!is_dir($dir = dirname($path)) && false === @mkdir($dir, 0777, true)) {
throw new \RuntimeException('Unable to create directory '.$dir);
}
if (false === @file_put_contents($path, $contents)) {
throw new \RuntimeException('Unable to write file '.$path);
}
}
/**
* Not used.
*
* This method is provided for backward compatibility with certain versions
* of AsseticBundle.
*/
private function getCombinations(array $vars)
{
return VarUtils::getCombinations($vars, $this->values);
}
}
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