/** * Retrieve preProcessors by types * * @param string $type * @return PreProcessorInterface[] * @throws \UnexpectedValueException */ private function getPreProcessors($type) { if (isset($this->instances[$type])) { return $this->instances[$type]; } if (isset($this->preprocessors[$type])) { $preprocessors = $this->sorter->sort($this->preprocessors[$type]); } else { $preprocessors = ['default' => [self::PREPROCESSOR_CLASS => $this->defaultPreprocessor]]; } $this->instances[$type] = []; foreach ($preprocessors as $preprocessor) { $instance = $this->objectManager->get($preprocessor[self::PREPROCESSOR_CLASS]); if (!$instance instanceof PreProcessorInterface) { throw new \UnexpectedValueException('"' . $preprocessor[self::PREPROCESSOR_CLASS] . '" has to implement the PreProcessorInterface.'); } $this->instances[$type][] = $instance; } return $this->instances[$type]; }
/** * Preparation of content for the destination file * * @param string $path * @param string $content * @param string $module * @param FallbackContext $context * @return string * @throws \UnexpectedValueException */ private function processContent($path, $content, $module, FallbackContext $context) { if ($this->alternativesSorted === null) { $this->alternativesSorted = $this->sorter->sort($this->alternatives); } foreach ($this->alternativesSorted as $name => $alternative) { $asset = $this->assetBuilder->setArea($context->getAreaCode())->setTheme($context->getThemePath())->setLocale($context->getLocale())->setModule($module)->setPath(preg_replace('#\\.' . preg_quote(pathinfo($path, PATHINFO_EXTENSION)) . '$#', '.' . $name, $path))->build(); $processor = $this->objectManager->get($alternative[self::PROCESSOR_CLASS]); if (!$processor instanceof ContentProcessorInterface) { throw new \UnexpectedValueException('"' . $alternative[self::PROCESSOR_CLASS] . '" has to implement the ContentProcessorInterface.'); } $content = $processor->processContent($asset); if (trim($content) !== '') { return $content; } } return $content; }