<?php

namespace Assetic;

use Assetic\Filter\FilterInterface;

/**
 * Manages the available filters.
 *
 * @author Kris Wallsmith <kris.wallsmith@gmail.com>
 */
class FilterManager
{
	private $filters = array();


	public function set($alias, FilterInterface $filter)
	{
		$this->checkName($alias);

		$this->filters[$alias] = $filter;
	}


	public function get($alias)
	{
		if (!isset($this->filters[$alias])) {
		    throw new \InvalidArgumentException(sprintf('There is no "%s" filter.', $alias));
		}

		return $this->filters[$alias];
	}


	public function has($alias)
	{
		return isset($this->filters[$alias]);
	}


	public function getNames()
	{
		return array_keys($this->filters);
	}


	/**
	 * Checks that a name is valid.
	 *
	 * @param string $name An asset name candidate
	 *
	 * @throws InvalidArgumentException If the asset name is invalid
	 */
	protected function checkName($name)
	{
		if (!ctype_alnum(str_replace('_', '', $name))) {
		    throw new \InvalidArgumentException(sprintf('The name "%s" is invalid.', $name));
		}
	}
}
__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----MzkyMDYxMTYxNTA2NTg3MCA1OTE2Mzc4MDM0Mjg3MzMgMzYxODkwODIzMjc0NjgzOQ==