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- <?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\GoogleClosure;
-
- use Assetic\Asset\AssetInterface;
-
- /**
- * Filter for the Google Closure Compiler API.
- *
- * @author Kris Wallsmith <kris.wallsmith@gmail.com>
- */
- class CompilerApiFilter extends BaseCompilerFilter
- {
- public function filterDump(AssetInterface $asset)
- {
- $query = array(
- 'js_code' => $asset->getContent(),
- 'output_format' => 'json',
- 'output_info' => 'compiled_code',
- );
-
- if (null !== $this->compilationLevel) {
- $query['compilation_level'] = $this->compilationLevel;
- }
-
- if (null !== $this->jsExterns) {
- $query['js_externs'] = $this->jsExterns;
- }
-
- if (null !== $this->externsUrl) {
- $query['externs_url'] = $this->externsUrl;
- }
-
- if (null !== $this->excludeDefaultExterns) {
- $query['exclude_default_externs'] = $this->excludeDefaultExterns ? 'true' : 'false';
- }
-
- if (null !== $this->formatting) {
- $query['formatting'] = $this->formatting;
- }
-
- if (null !== $this->useClosureLibrary) {
- $query['use_closure_library'] = $this->useClosureLibrary ? 'true' : 'false';
- }
-
- if (null !== $this->warningLevel) {
- $query['warning_level'] = $this->warningLevel;
- }
-
- $context = stream_context_create(array('http' => array(
- 'method' => 'POST',
- 'header' => 'Content-Type: application/x-www-form-urlencoded',
- 'content' => http_build_query($query),
- )));
-
- $response = file_get_contents('http://closure-compiler.appspot.com/compile', false, $context);
- $data = json_decode($response);
-
- if (isset($data->serverErrors) && 0 < count($data->serverErrors)) {
- // @codeCoverageIgnoreStart
- throw new \RuntimeException(sprintf('The Google Closure Compiler API threw some server errors: '.print_r($data->serverErrors, true)));
- // @codeCoverageIgnoreEnd
- }
-
- if (isset($data->errors) && 0 < count($data->errors)) {
- // @codeCoverageIgnoreStart
- throw new \RuntimeException(sprintf('The Google Closure Compiler API threw some errors: '.print_r($data->errors, true)));
- // @codeCoverageIgnoreEnd
- }
-
- $asset->setContent($data->compiledCode);
- }
- }
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