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<?php |
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namespace TheCodingMachine\CMS\Theme; |
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use TheCodingMachine\CMS\Block\BlockRendererInterface; |
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use TheCodingMachine\CMS\RenderableInterface; |
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use TheCodingMachine\CMS\Theme\Extensions\ThemeExtension; |
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class TwigThemeFactory implements ThemeFactoryInterface |
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{ |
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/** |
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* @var \Twig_Environment |
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*/ |
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private $twig; |
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/** |
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* @var BlockRendererInterface |
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*/ |
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private $blockRenderer; |
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/** |
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* @var string |
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*/ |
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private $themesPath; |
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/** |
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* @var string |
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*/ |
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private $themesUrl; |
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public function __construct(\Twig_Environment $twig, BlockRendererInterface $blockRenderer, string $themesPath, string $themesUrl) |
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{ |
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$this->twig = $twig; |
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$this->blockRenderer = $blockRenderer; |
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$this->themesPath = rtrim($themesPath, '/').'/'; |
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$this->themesUrl = rtrim($themesUrl, '/').'/'; |
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} |
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/** |
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* Creates a theme object based on the descriptor object passed in parameter. |
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* |
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* @throws \TheCodingMachine\CMS\Theme\CannotHandleThemeDescriptorExceptionInterface Throws an exception if the factory cannot handle this descriptor. |
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*/ |
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public function createTheme(ThemeDescriptorInterface $descriptor): RenderableInterface |
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{ |
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if (!$descriptor instanceof TwigThemeDescriptor) { |
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throw CannotHandleThemeDescriptorException::cannotHandleDescriptorClass(get_class($descriptor)); |
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} |
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// Let's configure / customize the Twig environment! |
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$config = $descriptor->getConfig(); |
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if (isset($config['theme'])) { |
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$twig = clone $this->twig; |
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$twig->setLoader(new \Twig_Loader_Filesystem($this->themesPath.ltrim($config['theme'], '/'))); |
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$themeUrl = $this->themesUrl.ltrim($config['theme'], '/'); |
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} else { |
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$twig = $this->twig; |
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$themeUrl = null; |
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} |
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return new TwigTheme($twig, $descriptor->getTemplate(), $this->blockRenderer, $themeUrl); |
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} |
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/** |
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* Returns true if this factory can handle the descriptor passed in parameter. False otherwise. |
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*/ |
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public function canCreateTheme(ThemeDescriptorInterface $descriptor): bool |
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{ |
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return $descriptor instanceof TwigThemeDescriptor; |
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} |
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} |
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thecodingmachine /
cms-utils
