<?php

namespace Assetic\Factory\Worker;

use Assetic\Asset\AssetInterface;
use Assetic\Filter\FilterInterface;

/**
 * Applies a filter to an asset based on a source and/or target path match.
 *
 * @author Kris Wallsmith <kris.wallsmith@gmail.com>
 * @todo A better asset-matcher mechanism
 */
class EnsureFilterWorker implements WorkerInterface
{
	const CHECK_SOURCE = 1;
	const CHECK_TARGET = 2;

	private $pattern;
	private $filter;
	private $flags;


	/**
	 * Constructor.
	 *
	 * @param string          $pattern A regex for checking the asset's target URL
	 * @param FilterInterface $filter  A filter to apply if the regex matches
	 * @param integer         $flags   Flags for what to check
	 */
	public function __construct($pattern, FilterInterface $filter, $flags = null)
	{
		if (null === $flags) {
		    $flags = self::CHECK_SOURCE | self::CHECK_TARGET;
		}

		$this->pattern = $pattern;
		$this->filter = $filter;
		$this->flags = $flags;
	}


	public function process(AssetInterface $asset)
	{
		if (
		    (self::CHECK_SOURCE === (self::CHECK_SOURCE & $this->flags) && preg_match($this->pattern, $asset->getSourcePath()))
		    ||
		    (self::CHECK_TARGET === (self::CHECK_TARGET & $this->flags) && preg_match($this->pattern, $asset->getTargetPath()))
		) {
		    $asset->ensureFilter($this->filter);
		}
	}
}
__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----MTQ2NjYzNjc3NjA4OTQzMiAyMjY4ODUwMDY5MzI2Nzk0IDIxNDY0OTc2MzIwOTExMjQ=