91 lines
2.6 KiB
PHP
91 lines
2.6 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\Filter\GoogleClosure;
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use Assetic\Asset\AssetInterface;
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use Assetic\Exception\FilterException;
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use Symfony\Component\Process\ProcessBuilder;
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/**
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* Filter for the Google Closure Compiler JAR.
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*
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* @link https://developers.google.com/closure/compiler/
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* @author Kris Wallsmith <kris.wallsmith@gmail.com>
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*/
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class CompilerJarFilter extends BaseCompilerFilter
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{
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private $jarPath;
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private $javaPath;
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public function __construct($jarPath, $javaPath = '/usr/bin/java')
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{
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$this->jarPath = $jarPath;
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$this->javaPath = $javaPath;
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}
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public function filterDump(AssetInterface $asset)
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{
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$cleanup = array();
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$pb = new ProcessBuilder(array(
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$this->javaPath,
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'-jar',
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$this->jarPath,
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));
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if (null !== $this->compilationLevel) {
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$pb->add('--compilation_level')->add($this->compilationLevel);
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}
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if (null !== $this->jsExterns) {
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$cleanup[] = $externs = tempnam(sys_get_temp_dir(), 'assetic_google_closure_compiler');
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file_put_contents($externs, $this->jsExterns);
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$pb->add('--externs')->add($externs);
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}
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if (null !== $this->externsUrl) {
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$cleanup[] = $externs = tempnam(sys_get_temp_dir(), 'assetic_google_closure_compiler');
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file_put_contents($externs, file_get_contents($this->externsUrl));
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$pb->add('--externs')->add($externs);
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}
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if (null !== $this->excludeDefaultExterns) {
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$pb->add('--use_only_custom_externs');
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}
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if (null !== $this->formatting) {
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$pb->add('--formatting')->add($this->formatting);
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}
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if (null !== $this->useClosureLibrary) {
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$pb->add('--manage_closure_dependencies');
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}
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if (null !== $this->warningLevel) {
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$pb->add('--warning_level')->add($this->warningLevel);
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}
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$pb->add('--js')->add($cleanup[] = $input = tempnam(sys_get_temp_dir(), 'assetic_google_closure_compiler'));
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file_put_contents($input, $asset->getContent());
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$proc = $pb->getProcess();
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$code = $proc->run();
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array_map('unlink', $cleanup);
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if (0 < $code) {
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throw FilterException::fromProcess($proc)->setInput($asset->getContent());
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}
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$asset->setContent($proc->getOutput());
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}
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}
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