Source of file SassFilter.php
Size: 6,083 Bytes - Last Modified: 2013-06-02T00:13:43+02:00
/home/theseer/Downloads/Symfony/vendor/kriswallsmith/assetic/src/Assetic/Filter/Sass/SassFilter.php
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237 | <?php /* * This file is part of the Assetic package, an OpenSky project. * * (c) 2010-2013 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\Exception\FilterException; use Assetic\Factory\AssetFactory; use Assetic\Filter\BaseProcessFilter; use Assetic\Filter\DependencyExtractorInterface; use Assetic\Util\CssUtils; /** * Loads SASS files. * * @link http://sass-lang.com/ * @author Kris Wallsmith <kris.wallsmith@gmail.com> */ class SassFilter extends BaseProcessFilter implements DependencyExtractorInterface { 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 setLoadPaths(array $loadPaths) { $this->loadPaths = $loadPaths; } public function addLoadPath($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 = $this->createProcessBuilder($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) { } public function getChildren(AssetFactory $factory, $content, $loadPath = null) { $loadPaths = $this->loadPaths; if ($loadPath) { array_unshift($loadPaths, $loadPath); } if (!$loadPaths) { return array(); } $children = array(); foreach (CssUtils::extractImports($content) as $reference) { if ('.css' === substr($reference, -4)) { // skip normal css imports // todo: skip imports with media queries continue; } // the reference may or may not have an extension or be a partial if (pathinfo($reference, PATHINFO_EXTENSION)) { $needles = array( $reference, '_'.$reference, ); } else { $needles = array( $reference.'.scss', $reference.'.sass', '_'.$reference.'.scss', '_'.$reference.'.sass', ); } foreach ($loadPaths as $loadPath) { foreach ($needles as $needle) { if (file_exists($file = $loadPath.'/'.$needle)) { $coll = $factory->createAsset($file, array(), array('root' => $loadPath)); foreach ($coll as $leaf) { $leaf->ensureFilter($this); $children[] = $leaf; goto next_reference; } } } } next_reference: } return $children; } } |