/**
* @inheritdoc
* @throws ContentProcessorException
*/
public function processContent(File $asset)
{
$path = $asset->getPath();
try {
$parser = new \Less_Parser(['relativeUrls' => false, 'compress' => $this->appState->getMode() !== State::MODE_DEVELOPER]);
$content = $this->assetSource->getContent($asset);
if (trim($content) === '') {
return '';
}
$tmpFilePath = $this->temporaryFile->createFile($path, $content);
gc_disable();
$parser->parseFile($tmpFilePath, '');
$content = $parser->getCss();
gc_enable();
if (trim($content) === '') {
$errorMessage = PHP_EOL . self::ERROR_MESSAGE_PREFIX . PHP_EOL . $path;
$this->logger->critical($errorMessage);
throw new ContentProcessorException(new Phrase($errorMessage));
}
return $content;
} catch (\Exception $e) {
$errorMessage = PHP_EOL . self::ERROR_MESSAGE_PREFIX . PHP_EOL . $path . PHP_EOL . $e->getMessage();
$this->logger->critical($errorMessage);
throw new ContentProcessorException(new Phrase($errorMessage));
}
}
/**
* Create a tree of self-sustainable files and return the topmost source file,
* ready for passing to 3rd party library
*
* @param Chain $chain
* @return string Absolute path of generated topmost source file
*/
public function generateFileTree(Chain $chain)
{
/**
* wait if generation process has already started
*/
while ($this->isProcessLocked()) {
sleep(1);
}
$lockFilePath = $this->config->getMaterializationRelativePath() . '/' . self::LOCK_FILE;
$this->tmpDirectory->writeFile($lockFilePath, time());
$this->magentoImportProcessor->process($chain);
$this->importProcessor->process($chain);
$this->relatedGenerator->generate($this->importProcessor);
$contentType = $chain->getContentType();
$relativePath = preg_replace('#\\.css$#', '.' . $contentType, $chain->getAsset()->getPath());
$tmpFilePath = $this->temporaryFile->createFile($relativePath, $chain->getContent());
$this->tmpDirectory->delete($lockFilePath);
return $tmpFilePath;
}
/**
* Create file, referenced relatively to an asset
*
* @param string $relatedFileId
* @param LocalInterface $asset
* @return \Magento\Framework\View\Asset\File
*/
protected function generateRelatedFile($relatedFileId, LocalInterface $asset)
{
$relatedAsset = $this->assetRepository->createRelated($relatedFileId, $asset);
$this->temporaryFile->createFile($relatedAsset->getPath(), $relatedAsset->getContent());
return $relatedAsset;
}
