61 lines
1.7 KiB
PHP
61 lines
1.7 KiB
PHP
<?php
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/*
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* This file is part of the Assetic package, an OpenSky project.
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*
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* (c) 2010-2012 OpenSky Project Inc
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Assetic\Factory\Worker;
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use Assetic\Asset\AssetInterface;
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use Assetic\Filter\FilterInterface;
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/**
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* Applies a filter to an asset based on a source and/or target path match.
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*
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* @author Kris Wallsmith <kris.wallsmith@gmail.com>
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* @todo A better asset-matcher mechanism
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*/
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class EnsureFilterWorker implements WorkerInterface
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{
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const CHECK_SOURCE = 1;
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const CHECK_TARGET = 2;
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private $pattern;
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private $filter;
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private $flags;
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/**
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* Constructor.
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*
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* @param string $pattern A regex for checking the asset's target URL
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* @param FilterInterface $filter A filter to apply if the regex matches
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* @param integer $flags Flags for what to check
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*/
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public function __construct($pattern, FilterInterface $filter, $flags = null)
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{
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if (null === $flags) {
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$flags = self::CHECK_SOURCE | self::CHECK_TARGET;
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}
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$this->pattern = $pattern;
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$this->filter = $filter;
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$this->flags = $flags;
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}
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public function process(AssetInterface $asset)
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{
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if (
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(self::CHECK_SOURCE === (self::CHECK_SOURCE & $this->flags) && preg_match($this->pattern, $asset->getSourcePath()))
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||
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(self::CHECK_TARGET === (self::CHECK_TARGET & $this->flags) && preg_match($this->pattern, $asset->getTargetPath()))
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) {
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$asset->ensureFilter($this->filter);
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}
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}
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}
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