[7575] | 1 | <?php |
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| 2 | |
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| 3 | /* |
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| 4 | * This file is part of the Assetic package, an OpenSky project. |
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| 5 | * |
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| 6 | * (c) 2010-2012 OpenSky Project Inc |
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| 7 | * |
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| 8 | * For the full copyright and license information, please view the LICENSE |
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| 9 | * file that was distributed with this source code. |
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| 10 | */ |
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| 11 | |
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| 12 | namespace Assetic\Filter\Sass; |
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| 13 | |
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| 14 | use Assetic\Asset\AssetInterface; |
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| 15 | use Assetic\Filter\FilterInterface; |
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| 16 | use Assetic\Exception\FilterException; |
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| 17 | use Symfony\Component\Process\ProcessBuilder; |
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| 18 | |
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| 19 | /** |
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| 20 | * Loads SASS files. |
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| 21 | * |
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| 22 | * @link http://sass-lang.com/ |
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| 23 | * @author Kris Wallsmith <kris.wallsmith@gmail.com> |
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| 24 | */ |
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| 25 | class SassFilter implements FilterInterface |
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| 26 | { |
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| 27 | const STYLE_NESTED = 'nested'; |
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| 28 | const STYLE_EXPANDED = 'expanded'; |
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| 29 | const STYLE_COMPACT = 'compact'; |
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| 30 | const STYLE_COMPRESSED = 'compressed'; |
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| 31 | |
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| 32 | private $sassPath; |
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| 33 | private $rubyPath; |
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| 34 | private $unixNewlines; |
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| 35 | private $scss; |
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| 36 | private $style; |
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| 37 | private $quiet; |
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| 38 | private $debugInfo; |
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| 39 | private $lineNumbers; |
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| 40 | private $loadPaths = array(); |
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| 41 | private $cacheLocation; |
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| 42 | private $noCache; |
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| 43 | private $compass; |
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| 44 | |
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| 45 | public function __construct($sassPath = '/usr/bin/sass', $rubyPath = null) |
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| 46 | { |
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| 47 | $this->sassPath = $sassPath; |
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| 48 | $this->rubyPath = $rubyPath; |
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| 49 | $this->cacheLocation = realpath(sys_get_temp_dir()); |
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| 50 | } |
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| 51 | |
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| 52 | public function setUnixNewlines($unixNewlines) |
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| 53 | { |
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| 54 | $this->unixNewlines = $unixNewlines; |
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| 55 | } |
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| 56 | |
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| 57 | public function setScss($scss) |
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| 58 | { |
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| 59 | $this->scss = $scss; |
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| 60 | } |
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| 61 | |
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| 62 | public function setStyle($style) |
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| 63 | { |
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| 64 | $this->style = $style; |
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| 65 | } |
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| 66 | |
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| 67 | public function setQuiet($quiet) |
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| 68 | { |
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| 69 | $this->quiet = $quiet; |
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| 70 | } |
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| 71 | |
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| 72 | public function setDebugInfo($debugInfo) |
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| 73 | { |
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| 74 | $this->debugInfo = $debugInfo; |
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| 75 | } |
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| 76 | |
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| 77 | public function setLineNumbers($lineNumbers) |
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| 78 | { |
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| 79 | $this->lineNumbers = $lineNumbers; |
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| 80 | } |
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| 81 | |
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| 82 | public function addLoadPath($loadPath) |
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| 83 | { |
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| 84 | $this->loadPaths[] = $loadPath; |
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| 85 | } |
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| 86 | |
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| 87 | public function setCacheLocation($cacheLocation) |
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| 88 | { |
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| 89 | $this->cacheLocation = $cacheLocation; |
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| 90 | } |
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| 91 | |
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| 92 | public function setNoCache($noCache) |
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| 93 | { |
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| 94 | $this->noCache = $noCache; |
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| 95 | } |
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| 96 | |
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| 97 | public function setCompass($compass) |
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| 98 | { |
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| 99 | $this->compass = $compass; |
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| 100 | } |
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| 101 | |
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| 102 | public function filterLoad(AssetInterface $asset) |
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| 103 | { |
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| 104 | $sassProcessArgs = array($this->sassPath); |
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| 105 | if (null !== $this->rubyPath) { |
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| 106 | $sassProcessArgs = array_merge(explode(' ', $this->rubyPath), $sassProcessArgs); |
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| 107 | } |
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| 108 | |
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| 109 | $pb = new ProcessBuilder($sassProcessArgs); |
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| 110 | |
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| 111 | $root = $asset->getSourceRoot(); |
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| 112 | $path = $asset->getSourcePath(); |
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| 113 | |
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| 114 | if ($root && $path) { |
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| 115 | $pb->add('--load-path')->add(dirname($root.'/'.$path)); |
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| 116 | } |
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| 117 | |
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| 118 | if ($this->unixNewlines) { |
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| 119 | $pb->add('--unix-newlines'); |
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| 120 | } |
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| 121 | |
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| 122 | if (true === $this->scss || (null === $this->scss && 'scss' == pathinfo($path, PATHINFO_EXTENSION))) { |
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| 123 | $pb->add('--scss'); |
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| 124 | } |
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| 125 | |
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| 126 | if ($this->style) { |
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| 127 | $pb->add('--style')->add($this->style); |
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| 128 | } |
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| 129 | |
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| 130 | if ($this->quiet) { |
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| 131 | $pb->add('--quiet'); |
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| 132 | } |
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| 133 | |
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| 134 | if ($this->debugInfo) { |
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| 135 | $pb->add('--debug-info'); |
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| 136 | } |
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| 137 | |
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| 138 | if ($this->lineNumbers) { |
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| 139 | $pb->add('--line-numbers'); |
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| 140 | } |
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| 141 | |
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| 142 | foreach ($this->loadPaths as $loadPath) { |
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| 143 | $pb->add('--load-path')->add($loadPath); |
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| 144 | } |
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| 145 | |
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| 146 | if ($this->cacheLocation) { |
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| 147 | $pb->add('--cache-location')->add($this->cacheLocation); |
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| 148 | } |
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| 149 | |
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| 150 | if ($this->noCache) { |
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| 151 | $pb->add('--no-cache'); |
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| 152 | } |
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| 153 | |
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| 154 | if ($this->compass) { |
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| 155 | $pb->add('--compass'); |
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| 156 | } |
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| 157 | |
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| 158 | // input |
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| 159 | $pb->add($input = tempnam(sys_get_temp_dir(), 'assetic_sass')); |
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| 160 | file_put_contents($input, $asset->getContent()); |
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| 161 | |
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| 162 | $proc = $pb->getProcess(); |
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| 163 | $code = $proc->run(); |
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| 164 | unlink($input); |
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| 165 | |
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| 166 | if (0 < $code) { |
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| 167 | throw FilterException::fromProcess($proc)->setInput($asset->getContent()); |
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| 168 | } |
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| 169 | |
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| 170 | $asset->setContent($proc->getOutput()); |
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| 171 | } |
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| 172 | |
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| 173 | public function filterDump(AssetInterface $asset) |
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| 174 | { |
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| 175 | } |
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| 176 | } |
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