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<?php declare(strict_types=1); |
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namespace App; |
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use App\Domain\Content; |
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use App\Domain\Contents; |
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use App\Domain\Path; |
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use App\Domain\PathPart; |
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use App\Domain\ProjectRootPathAware; |
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use App\Domain\RootPathPartAware; |
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use App\UI\UserInterface; |
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use Symfony\Component\Filesystem\Filesystem; |
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use Symfony\Component\Finder\Finder; |
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use Symfony\Component\Yaml\Yaml; |
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final class Kernel |
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{ |
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/** @var string */ |
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private $projectDir; |
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/** @var string */ |
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private $configDir; |
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/** @var \App\UI\UserInterface */ |
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private $ui; |
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/** |
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* @param string $projectDir |
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*/ |
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public function __construct(string $projectDir) |
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{ |
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$this->projectDir = rtrim($projectDir, DIRECTORY_SEPARATOR); |
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$this->configDir = $projectDir.DIRECTORY_SEPARATOR.'config'; |
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} |
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/** |
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* @param \App\UI\UserInterface $ui |
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* @param string $singleConfigFilePath |
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* |
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* @throws \RuntimeException |
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* @throws \Symfony\Component\Filesystem\Exception\IOException |
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* @throws \Symfony\Component\Yaml\Exception\ParseException |
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*/ |
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public function __invoke(UserInterface $ui, $singleConfigFilePath = ''): void |
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{ |
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$this->ui = $ui; |
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$configFilesPaths = !empty($singleConfigFilePath) |
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? [$this->getConfigAbsoluteFilePath($singleConfigFilePath)] |
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: $this->getAllConfigFilesPaths(); |
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foreach ($configFilesPaths as $configFilePath) { |
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$this->ui->getSymfonyStyle()->section( |
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sprintf( |
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'Processing configuration file <info>%s</info>', |
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$this->getConfigRelativeFilePath($configFilePath) |
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) |
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); |
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$config = (array) Yaml::parseFile($configFilePath); |
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$config['enabled'] = $config['enabled'] ?? true; |
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if (!$config['enabled']) { |
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$this->ui->getSymfonyStyle()->note('Skipped.'); |
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continue; |
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} |
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$rootPathPart = $this->getRootPathPart($config['path_part'] ?? []); |
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$contents = new Contents([]); |
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$this->crawlSources($config['sources'], $contents, $rootPathPart); |
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$this->applyProcessors($config['processors'], $contents, $rootPathPart); |
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} |
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} |
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/** |
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* @return array |
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*/ |
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private function getAllConfigFilesPaths(): array |
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{ |
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$paths = []; |
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foreach ((new Finder())->in($this->configDir)->files()->sortByName()->name('*.yml')->getIterator() as $file) { |
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$paths[] = $file->getRealPath(); |
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} |
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return $paths; |
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} |
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/** |
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* @param array $config |
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* |
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* @return \App\Domain\PathPart |
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* |
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* @throws \RuntimeException |
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* @throws \Symfony\Component\Filesystem\Exception\IOException |
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*/ |
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private function getRootPathPart(array $config): PathPart |
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{ |
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$config['substitutions'] = ['%project_root%' => $this->projectDir] + ($config['substitutions'] ?? []); |
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$rootPathPart = new PathPart($config); |
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// Try to create the root directory... 'cause if it fails, nothing will work. |
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(new Filesystem())->mkdir($rootPathPart->getPath()); |
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return $rootPathPart; |
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} |
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/** |
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* @param string $configFilePath |
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* |
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* @return string |
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*/ |
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private function getConfigRelativeFilePath(string $configFilePath): string |
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{ |
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return (string) str_replace($this->projectDir.DIRECTORY_SEPARATOR, '', $configFilePath); |
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} |
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/** |
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* @param string $configFilePath |
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* |
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* @return string |
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* @throws \RuntimeException |
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*/ |
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private function getConfigAbsoluteFilePath(string $configFilePath): string |
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{ |
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if (DIRECTORY_SEPARATOR === $configFilePath{0}) { |
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return $configFilePath; |
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} |
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return $this->projectDir.DIRECTORY_SEPARATOR.$configFilePath; |
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} |
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/** |
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* @param array $config |
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* @param Contents $contents |
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* @param PathPart $rootPathPart |
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*/ |
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private function crawlSources(array $config, Contents $contents, PathPart $rootPathPart): void |
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{ |
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foreach ($config as $sources) { |
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foreach ($sources as $sourceClassName => $sourceConfig) { |
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/** @var \App\Domain\Source $source */ |
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$source = new $sourceClassName($this->ui, $sourceConfig ?? []); |
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$this->informObjectOfContext($source, $rootPathPart); |
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// Add the root path part to the contents' path |
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$sourceContents = $source->getContents() |
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->map(function (Content $content) use ($rootPathPart) { |
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$content->getPath()->add($rootPathPart); |
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return $content; |
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}); |
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foreach ($sourceContents as $content) { |
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$contents->add($content); |
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} |
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} |
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} |
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} |
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/** |
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* @param array $config |
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* @param Contents $contents |
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* @param PathPart $rootPathPart |
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*/ |
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private function applyProcessors(array $config, Contents $contents, PathPart $rootPathPart): void |
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{ |
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foreach ($config as $processors) { |
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foreach ($processors as $processorClassName => $processorConfig) { |
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/** @var \App\Domain\ContentsProcessor $processor */ |
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$processor = new $processorClassName($this->ui, $processorConfig ?? []); |
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$this->informObjectOfContext($processor, $rootPathPart); |
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$processor->processContents(clone $contents); |
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} |
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} |
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} |
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/** |
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* @param object $object |
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* @param PathPart $rootPathPart |
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*/ |
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private function informObjectOfContext($object, PathPart $rootPathPart): void |
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{ |
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if ($object instanceof RootPathPartAware) { |
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$object->setRootPathPart($rootPathPart); |
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} |
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if ($object instanceof ProjectRootPathAware) { |
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$object->setProjectRootPath(new Path([new PathPart(['path' => $this->projectDir])])); |
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} |
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} |
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} |
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gnutix /
videos-downloader
