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<?php |
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namespace TheCodingMachine\CMS\StaticRegistry\Registry; |
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use Psr\Container\ContainerInterface; |
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use Psr\SimpleCache\CacheInterface; |
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use Symfony\Component\Finder\Finder; |
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use TheCodingMachine\CMS\StaticRegistry\Loaders\SubTheme; |
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use TheCodingMachine\CMS\StaticRegistry\Loaders\Theme; |
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use TheCodingMachine\CMS\Theme\SubThemeDescriptor; |
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use TheCodingMachine\CMS\Theme\ThemeDescriptorInterface; |
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use TheCodingMachine\CMS\Theme\TwigThemeDescriptor; |
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/** |
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* The theme registry can fetch Theme objects from the "theme" directory or from the container. |
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*/ |
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class ThemeRegistry |
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{ |
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/** |
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* @var string |
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*/ |
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private $themeDirectory; |
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/** |
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* @var string |
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*/ |
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private $subThemeDirectory; |
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/** |
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* @var ContainerInterface |
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*/ |
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private $container; |
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/** |
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* @var CacheInterface |
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*/ |
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private $cache; |
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/** |
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* @var SubTheme[] |
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*/ |
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private $subThemes; |
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/** |
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* @var BlockRegistry |
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*/ |
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private $blockRegistry; |
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public function __construct(string $themeDirectory, string $subThemeDirectory, ContainerInterface $container, CacheInterface $cache, BlockRegistry $blockRegistry) |
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{ |
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$this->themeDirectory = rtrim($themeDirectory, '/\\').'/'; |
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$this->subThemeDirectory = rtrim($subThemeDirectory, '/\\').'/'; |
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$this->container = $container; |
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$this->cache = $cache; |
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$this->blockRegistry = $blockRegistry; |
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} |
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public function getThemeDescriptor(string $themeName): ThemeDescriptorInterface |
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{ |
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$key = 'theme.'.$themeName; |
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$theme = $this->cache->get($key); |
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if ($theme === null) { |
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$theme = $this->getThemeNoCache($themeName); |
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$this->cache->set($key, $theme); |
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} |
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return $theme; |
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} |
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private function getThemeNoCache(string $themeName): ThemeDescriptorInterface |
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{ |
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$dir = $this->themeDirectory.$themeName; |
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if ($this->container->has($themeName)) { |
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$entry = $this->container->get($themeName); |
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if ($entry instanceof Theme) { |
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return $this->themeToBlock($entry); |
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} |
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if ($entry instanceof SubTheme) { |
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return $this->subThemeToBlock($entry); |
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} |
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if ($entry instanceof ThemeDescriptorInterface) { |
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return $entry; |
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} |
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} |
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if (Theme::existsInDirectory($dir)) { |
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return $this->themeToBlock(Theme::fromDirectory($dir)); |
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} |
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$subThemes = $this->getSubThemes(); |
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if (isset($subThemes[$themeName])) { |
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return $this->subThemeToBlock($subThemes[$themeName]); |
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} else { |
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throw ThemeNotFoundException::couldNotLoadTheme($themeName, $dir); |
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} |
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} |
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private function themeToBlock(Theme $theme) : ThemeDescriptorInterface |
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{ |
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return new TwigThemeDescriptor($theme->getPath().'/index.twig', []); |
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} |
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private function subThemeToBlock(SubTheme $subTheme) : ThemeDescriptorInterface |
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{ |
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$context = []; |
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foreach ($subTheme->getAssignations() as $zone => $blocks) { |
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foreach ($blocks as $blockName) { |
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foreach ($this->blockRegistry->getBlocks($blockName) as $block) { |
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// FIXME: here we should insert a CONDITIONAL block that displays only when the correct language is set. |
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$context[$zone][] = $block->getContent(); |
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} |
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} |
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} |
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return new SubThemeDescriptor($this->getThemeNoCache($subTheme->getParent()), $context); |
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} |
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/** |
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* Loads all subthemes and returns them, indexed by name. |
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* |
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* @return SubTheme[] |
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* @throws \TheCodingMachine\CMS\StaticRegistry\Registry\DuplicateSubThemeException |
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*/ |
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private function getSubThemes(): array |
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{ |
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if ($this->subThemes === null) |
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{ |
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$fileList = new Finder(); |
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$fileList->files()->in($this->subThemeDirectory)->name('/\.yml|\.yaml/')->sortByName(); |
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foreach ($fileList as $splFileInfo) { |
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$subTheme = SubTheme::fromFile($splFileInfo->getRealPath()); |
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$themeName = $subTheme->getName(); |
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if (isset($this->subThemes[$themeName])) { |
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throw new DuplicateSubThemeException(sprintf('The sub-theme "%s" has been found twice.', $themeName)); |
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} |
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$this->subThemes[$themeName] = $subTheme; |
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} |
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} |
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return $this->subThemes; |
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} |
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} |
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thecodingmachine /
cms-static-registry
