<?php
/*
* This file is part of the Assetic package, an OpenSky project.
*
* (c) 2010-2012 OpenSky Project Inc
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Assetic\Filter\Sass;
use Assetic\Asset\AssetInterface;
use Assetic\Filter\FilterInterface;
use Assetic\Exception\FilterException;
use Symfony\Component\Process\ProcessBuilder;
/**
* Loads SASS files.
*
* @link http://sass-lang.com/
* @author Kris Wallsmith <kris.wallsmith@gmail.com>
*/
class SassFilter implements FilterInterface {
const STYLE_NESTED = 'nested';
const STYLE_EXPANDED = 'expanded';
const STYLE_COMPACT = 'compact';
const STYLE_COMPRESSED = 'compressed';
private $sassPath;
private $rubyPath;
private $unixNewlines;
private $scss;
private $style;
private $quiet;
private $debugInfo;
private $lineNumbers;
private $loadPaths = array();
private $cacheLocation;
private $noCache;
private $compass;
public function __construct($sassPath = '/usr/bin/sass', $rubyPath = null) {
$this->sassPath = $sassPath;
$this->rubyPath = $rubyPath;
$this->cacheLocation = realpath(sys_get_temp_dir());
}
public function setUnixNewlines($unixNewlines) {
$this->unixNewlines = $unixNewlines;
}
public function setScss($scss) {
$this->scss = $scss;
}
public function setStyle($style) {
$this->style = $style;
}
public function setQuiet($quiet) {
$this->quiet = $quiet;
}
public function setDebugInfo($debugInfo) {
$this->debugInfo = $debugInfo;
}
public function setLineNumbers($lineNumbers) {
$this->lineNumbers = $lineNumbers;
}
public function addLoadPath($loadPath) {
$this->loadPaths[] = $loadPath;
}
public function setCacheLocation($cacheLocation) {
$this->cacheLocation = $cacheLocation;
}
public function setNoCache($noCache) {
$this->noCache = $noCache;
}
public function setCompass($compass) {
$this->compass = $compass;
}
public function filterLoad(AssetInterface $asset) {
$sassProcessArgs = array(
$this->sassPath,
);
if (null !== $this->rubyPath) {
$sassProcessArgs = array_merge(explode(' ', $this->rubyPath), $sassProcessArgs);
}
$pb = new ProcessBuilder($sassProcessArgs);
$root = $asset
->getSourceRoot();
$path = $asset
->getSourcePath();
if ($root && $path) {
$pb
->add('--load-path')
->add(dirname($root . '/' . $path));
}
if ($this->unixNewlines) {
$pb
->add('--unix-newlines');
}
if (true === $this->scss || null === $this->scss && 'scss' == pathinfo($path, PATHINFO_EXTENSION)) {
$pb
->add('--scss');
}
if ($this->style) {
$pb
->add('--style')
->add($this->style);
}
if ($this->quiet) {
$pb
->add('--quiet');
}
if ($this->debugInfo) {
$pb
->add('--debug-info');
}
if ($this->lineNumbers) {
$pb
->add('--line-numbers');
}
foreach ($this->loadPaths as $loadPath) {
$pb
->add('--load-path')
->add($loadPath);
}
if ($this->cacheLocation) {
$pb
->add('--cache-location')
->add($this->cacheLocation);
}
if ($this->noCache) {
$pb
->add('--no-cache');
}
if ($this->compass) {
$pb
->add('--compass');
}
// input
$pb
->add($input = tempnam(sys_get_temp_dir(), 'assetic_sass'));
file_put_contents($input, $asset
->getContent());
$proc = $pb
->getProcess();
$code = $proc
->run();
unlink($input);
if (0 < $code) {
throw FilterException::fromProcess($proc)
->setInput($asset
->getContent());
}
$asset
->setContent($proc
->getOutput());
}
public function filterDump(AssetInterface $asset) {
}
}
Name | Description |
---|---|
SassFilter | Loads SASS files. |