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; |
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13 | |
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14 | use Assetic\Asset\AssetInterface; |
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15 | use Assetic\Exception\FilterException; |
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16 | use Symfony\Component\Process\ProcessBuilder; |
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17 | |
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18 | /** |
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19 | * Filter for the Google Closure Stylesheets Compiler JAR. |
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20 | * |
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21 | * @link http://code.google.com/p/closure-stylesheets/ |
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22 | * @author Matthias Krauser <matthias@krauser.eu> |
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23 | */ |
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24 | class GssFilter implements FilterInterface |
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25 | { |
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26 | private $jarPath; |
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27 | private $javaPath; |
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28 | private $allowUnrecognizedFunctions; |
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29 | private $allowedNonStandardFunctions; |
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30 | private $copyrightNotice; |
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31 | private $define; |
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32 | private $gssFunctionMapProvider; |
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33 | private $inputOrientation; |
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34 | private $outputOrientation; |
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35 | private $prettyPrint; |
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36 | |
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37 | public function __construct($jarPath, $javaPath = '/usr/bin/java') |
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38 | { |
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39 | $this->jarPath = $jarPath; |
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40 | $this->javaPath = $javaPath; |
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41 | } |
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42 | |
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43 | public function setAllowUnrecognizedFunctions($allowUnrecognizedFunctions) |
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44 | { |
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45 | $this->allowUnrecognizedFunctions = $allowUnrecognizedFunctions; |
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46 | } |
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47 | |
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48 | public function setAllowedNonStandardFunctions($allowNonStandardFunctions) |
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49 | { |
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50 | $this->allowedNonStandardFunctions = $allowNonStandardFunctions; |
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51 | } |
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52 | |
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53 | public function setCopyrightNotice($copyrightNotice) |
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54 | { |
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55 | $this->copyrightNotice = $copyrightNotice; |
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56 | } |
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57 | |
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58 | public function setDefine($define) |
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59 | { |
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60 | $this->define = $define; |
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61 | } |
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62 | |
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63 | public function setGssFunctionMapProvider($gssFunctionMapProvider) |
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64 | { |
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65 | $this->gssFunctionMapProvider = $gssFunctionMapProvider; |
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66 | } |
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67 | |
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68 | public function setInputOrientation($inputOrientation) |
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69 | { |
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70 | $this->inputOrientation = $inputOrientation; |
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71 | } |
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72 | |
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73 | public function setOutputOrientation($outputOrientation) |
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74 | { |
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75 | $this->outputOrientation = $outputOrientation; |
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76 | } |
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77 | |
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78 | public function setPrettyPrint($prettyPrint) |
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79 | { |
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80 | $this->prettyPrint = $prettyPrint; |
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81 | } |
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82 | |
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83 | public function filterLoad(AssetInterface $asset) |
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84 | { |
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85 | $cleanup = array(); |
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86 | |
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87 | $pb = new ProcessBuilder(array( |
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88 | $this->javaPath, |
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89 | '-jar', |
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90 | $this->jarPath, |
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91 | )); |
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92 | |
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93 | if (null !== $this->allowUnrecognizedFunctions) { |
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94 | $pb->add('--allow-unrecognized-functions'); |
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95 | } |
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96 | |
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97 | if (null !== $this->allowedNonStandardFunctions) { |
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98 | $pb->add('--allowed_non_standard_functions')->add($this->allowedNonStandardFunctions); |
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99 | } |
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100 | |
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101 | if (null !== $this->copyrightNotice) { |
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102 | $pb->add('--copyright-notice')->add($this->copyrightNotice); |
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103 | } |
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104 | |
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105 | if (null !== $this->define) { |
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106 | $pb->add('--define')->add($this->define); |
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107 | } |
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108 | |
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109 | if (null !== $this->gssFunctionMapProvider) { |
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110 | $pb->add('--gss-function-map-provider')->add($this->gssFunctionMapProvider); |
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111 | } |
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112 | |
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113 | if (null !== $this->inputOrientation) { |
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114 | $pb->add('--input-orientation')->add($this->inputOrientation); |
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115 | } |
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116 | |
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117 | if (null !== $this->outputOrientation) { |
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118 | $pb->add('--output-orientation')->add($this->outputOrientation); |
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119 | } |
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120 | |
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121 | if (null !== $this->prettyPrint) { |
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122 | $pb->add('--pretty-print'); |
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123 | } |
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124 | |
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125 | $pb->add($cleanup[] = $input = tempnam(sys_get_temp_dir(), 'assetic_google_closure_stylesheets_compiler')); |
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126 | file_put_contents($input, $asset->getContent()); |
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127 | |
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128 | $proc = $pb->getProcess(); |
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129 | $code = $proc->run(); |
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130 | array_map('unlink', $cleanup); |
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131 | |
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132 | if (0 < $code) { |
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133 | throw FilterException::fromProcess($proc)->setInput($asset->getContent()); |
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134 | } |
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135 | |
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136 | $asset->setContent($proc->getOutput()); |
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137 | } |
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138 | |
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139 | public function filterDump(AssetInterface $asset) |
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140 | { |
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141 | } |
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142 | } |
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