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<?php |
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namespace Brendt\Stitcher\Parser\Site; |
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use Pageon\Html\Meta\Meta; |
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use Brendt\Stitcher\Event\Event; |
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use Brendt\Stitcher\Exception\InvalidSiteException; |
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use Brendt\Stitcher\Exception\TemplateNotFoundException; |
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use Brendt\Stitcher\Site\Http\Htaccess; |
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use Brendt\Stitcher\Site\Page; |
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use Brendt\Stitcher\Site\Site; |
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use Pageon\Pcntl\Manager; |
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use Pageon\Pcntl\PageRenderProcess; |
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use Pageon\Pcntl\ThreadHandlerCollection; |
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use Symfony\Component\EventDispatcher\EventDispatcher; |
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use Symfony\Component\Finder\Finder; |
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use Symfony\Component\Finder\SplFileInfo; |
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use Symfony\Component\Yaml\Exception\ParseException; |
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use Symfony\Component\Yaml\Yaml; |
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class SiteParser |
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{ |
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const EVENT_PARSER_INIT = 'parser.initialised'; |
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const EVENT_PAGE_PARSING = 'page.parsing'; |
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const EVENT_PAGE_PARSED = 'page.parsed'; |
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const TOKEN_REDIRECT = 'redirect'; |
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/** |
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* @var string |
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*/ |
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private $filter; |
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/** |
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* @var string |
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*/ |
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private $srcDir; |
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/** |
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* @var array |
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*/ |
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private $metaConfig; |
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/** |
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* @var EventDispatcher |
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*/ |
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private $eventDispatcher; |
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/** |
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* @var PageParser |
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*/ |
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private $pageParser; |
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/** |
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* @var Htaccess |
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*/ |
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private $htaccess; |
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/** |
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* @var string |
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*/ |
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private $publicDir; |
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/** |
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* @var bool |
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*/ |
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private $async; |
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/** |
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* SiteParser constructor. |
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* |
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* @param string $srcDir |
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* @param string $publicDir |
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* @param bool $async |
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* @param EventDispatcher $eventDispatcher |
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* @param PageParser $pageParser |
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* @param Htaccess $htaccess |
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* @param array $metaConfig |
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*/ |
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public function __construct( |
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string $srcDir, |
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string $publicDir, |
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bool $async, |
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EventDispatcher $eventDispatcher, |
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PageParser $pageParser, |
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Htaccess $htaccess, |
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array $metaConfig = [] |
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) { |
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$this->srcDir = $srcDir; |
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$this->publicDir = $publicDir; |
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$this->eventDispatcher = $eventDispatcher; |
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$this->pageParser = $pageParser; |
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$this->htaccess = $htaccess; |
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$this->metaConfig = $metaConfig; |
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$this->async = $async; |
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} |
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/** |
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* Load a site from YAML configuration files in the `directories.src`/site directory. |
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* All YAML files are loaded and parsed into Page objects and added to a Site collection. |
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* |
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* @param array $routes |
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* |
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* @return Site |
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* @throws InvalidSiteException |
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* @see \Brendt\Stitcher\Site\Page |
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* @see \Brendt\Stitcher\Site\Site |
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*/ |
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public function loadSite(array $routes = []) : Site { |
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/** @var SplFileInfo[] $files */ |
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$files = Finder::create()->files()->in("{$this->srcDir}/site")->name('*.yml'); |
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$site = new Site(); |
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foreach ($files as $file) { |
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try { |
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$fileContents = (array) Yaml::parse($file->getContents()); |
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} catch (ParseException $e) { |
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throw new InvalidSiteException("{$file->getRelativePathname()}: {$e->getMessage()}"); |
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} |
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foreach ($fileContents as $route => $config) { |
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if (count($routes) && !in_array($route, $routes)) { |
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continue; |
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} |
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$this->loadPage($site, $route, $config); |
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} |
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} |
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return $site; |
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} |
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/** |
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* @param Site $site |
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* @param string $route |
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* @param array $config |
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*/ |
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private function loadPage(Site $site, string $route, array $config) { |
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if (isset($config[self::TOKEN_REDIRECT])) { |
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$this->htaccess->addRedirect($route, $config[self::TOKEN_REDIRECT]); |
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return; |
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} |
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$page = new Page($route, $config, $this->createMeta()); |
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$site->addPage($page); |
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} |
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/** |
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* Parse a path into usable data. |
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* |
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* @param array $routes |
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* @param string $filterValue |
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* |
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* @throws TemplateNotFoundException |
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*/ |
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public function parse($routes = [], string $filterValue = null) { |
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$manager = extension_loaded('pcntl') && $this->async ? new Manager($this->eventDispatcher) : null; |
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$threadHandlerCollection = new ThreadHandlerCollection(); |
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$site = $this->loadSite((array) $routes); |
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$this->eventDispatcher->dispatch(self::EVENT_PARSER_INIT, Event::create(['site' => $site])); |
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foreach ($site as $page) { |
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$this->eventDispatcher->dispatch(self::EVENT_PAGE_PARSING, Event::create(['page' => $page])); |
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$pageRenderProcess = new PageRenderProcess($this->pageParser, $page, $this->publicDir, $filterValue); |
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if ($manager) { |
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$threadHandlerCollection[] = $manager->async($pageRenderProcess); |
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} else { |
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$event = $pageRenderProcess->execute(); |
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$this->eventDispatcher->dispatch($event->getEventHook(), $event); |
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} |
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} |
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if ($manager) { |
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$manager->wait($threadHandlerCollection); |
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} |
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} |
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/** |
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* @param string $filter |
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* |
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* @return SiteParser |
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*/ |
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public function setFilter(string $filter) : SiteParser { |
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$this->filter = $filter; |
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return $this; |
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} |
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/** |
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* @return Meta |
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*/ |
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private function createMeta() : Meta { |
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$meta = new Meta(); |
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foreach ($this->metaConfig as $name => $value) { |
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$meta->name($name, $value); |
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} |
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return $meta; |
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} |
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} |
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pageon /
stitcher-core
