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<?php |
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/** |
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* WebHemi. |
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* |
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* PHP version 5.6 |
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* |
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* @copyright 2012 - 2016 Gixx-web (http://www.gixx-web.com) |
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* @license https://opensource.org/licenses/MIT The MIT License (MIT) |
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* |
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* @link http://www.gixx-web.com |
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*/ |
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namespace WebHemi\Adapter\Renderer\Twig; |
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use InvalidArgumentException; |
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use Psr\Http\Message\StreamInterface; |
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use Twig_Environment; |
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use Twig_Extension_Debug; |
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use Twig_Loader_Filesystem; |
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use Twig_SimpleFunction; |
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use WebHemi\Adapter\Renderer\RendererAdapterInterface; |
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use WebHemi\Application\EnvironmentManager; |
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use WebHemi\Config\ConfigInterface; |
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/** |
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* Class TwigRendererAdapter. |
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*/ |
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class TwigRendererAdapter implements RendererAdapterInterface |
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{ |
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private $adapter; |
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/** @var ConfigInterface */ |
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private $configuration; |
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/** @var EnvironmentManager */ |
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private $environmentManager; |
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/** @var string */ |
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private $defaultViewPath; |
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/** @var string */ |
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private $templateViewPath; |
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/** @var string */ |
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private $templateResourcePath; |
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/** @var string */ |
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private $applicationBaseUri; |
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/** |
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* RendererAdapterInterface constructor. |
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* |
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* @param ConfigInterface $configuration |
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* @param EnvironmentManager $environmentManager |
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*/ |
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public function __construct(ConfigInterface $configuration, EnvironmentManager $environmentManager) |
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{ |
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$this->environmentManager = $environmentManager; |
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$documentRoot = $environmentManager->getDocumentRoot(); |
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$selectedTheme = $environmentManager->getSelectedTheme(); |
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$selectedThemeResourcePath = $environmentManager->getResourcePath(); |
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if (!$configuration->has('themes/'.$selectedTheme) |
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|| !$this->checkSelectedThemeFeatures($configuration->getConfig('themes/'.$selectedTheme)) |
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) { |
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$selectedTheme = EnvironmentManager::DEFAULT_THEME; |
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$selectedThemeResourcePath = EnvironmentManager::DEFAULT_THEME_RESOURCE_PATH; |
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} |
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$this->configuration = $configuration->getConfig('themes/'.$selectedTheme); |
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$this->defaultViewPath = $documentRoot.EnvironmentManager::DEFAULT_THEME_RESOURCE_PATH.'/view'; |
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$this->templateViewPath = $documentRoot.$selectedThemeResourcePath.'/view'; |
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$this->templateResourcePath = $selectedThemeResourcePath.'/static'; |
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$this->applicationBaseUri = $environmentManager->getSelectedApplicationUri(); |
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$loader = new Twig_Loader_Filesystem($this->templateViewPath); |
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$loader->addPath($this->defaultViewPath, 'WebHemi'); |
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$loader->addPath($this->templateViewPath, 'Theme'); |
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$this->adapter = new Twig_Environment($loader, array('debug' => true, 'cache' => false)); |
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$this->adapter->addExtension(new Twig_Extension_Debug()); |
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$viewPath = $this->templateViewPath; |
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// @codeCoverageIgnoreStart |
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// link a core function into template level |
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$function = new Twig_SimpleFunction('defined', function ($fileName) use ($viewPath) { |
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$fileName = str_replace('@Theme', $viewPath, $fileName); |
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return file_exists($fileName); |
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}); |
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$this->adapter->addFunction($function); |
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// @codeCoverageIgnoreEnd |
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} |
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/** |
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* Renders the template for the output. |
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* |
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* @param string $template |
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* @param array $parameters |
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* |
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* @throws InvalidArgumentException |
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* |
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* @return StreamInterface |
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*/ |
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public function render($template, $parameters = []) |
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{ |
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if ($this->configuration->has('map/'.$template)) { |
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$template = $this->configuration->getData('map/'.$template); |
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} |
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if (!file_exists($this->templateViewPath.'/'.$template)) { |
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throw new InvalidArgumentException( |
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sprintf( |
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'Unable to render file: "%s". No such file: %s.', |
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$template, |
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$this->templateViewPath.'/'.$template |
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) |
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); |
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} |
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// Tell the template where the resources are. |
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$parameters['template_resource_path'] = $this->templateResourcePath; |
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$parameters['application_base_uri'] = $this->applicationBaseUri; |
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$output = $this->adapter->render($template, $parameters); |
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// The ugliest shit ever. But that is how they made it... :/ |
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return \GuzzleHttp\Psr7\stream_for($output); |
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} |
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/** |
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* Checks if the selected theme can be used with the current application. |
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* |
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* @param ConfigInterface $themeConfig |
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* @return bool |
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*/ |
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private function checkSelectedThemeFeatures(ConfigInterface $themeConfig) |
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{ |
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$canUseThisTheme = true; |
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// check the theme settings |
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// If no theme support for the application, then use the default theme |
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if (($this->isAdminApplication(false) && !$this->isFeatureSupported($themeConfig, 'admin')) |
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|| ($this->isAdminApplication(true) && !$this->isFeatureSupported($themeConfig, 'admin_login')) |
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|| (!$this->isAdminApplication(false) && !$this->isFeatureSupported($themeConfig, 'website')) |
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|| (!$this->isAdminApplication(true) && !$this->isFeatureSupported($themeConfig, 'website')) |
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) { |
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$canUseThisTheme = false; |
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} |
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return $canUseThisTheme; |
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} |
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/** |
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* Checks whether the current application is the Admin(login) or not. |
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* |
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* @param bool $checkIfLogin |
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* @return bool |
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*/ |
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private function isAdminApplication($checkIfLogin = false) |
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{ |
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$isAdmin = 'admin' == $this->environmentManager->getSelectedApplication(); |
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$isLogin = strpos($this->environmentManager->getRequestUri(), '/auth/login') !== false; |
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return $checkIfLogin ? $isAdmin && $isLogin : $isAdmin && !$isLogin; |
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} |
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/** |
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* Checks the config for feature settings. |
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* |
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* @param ConfigInterface $themeConfig |
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* @param string $feature |
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* @return bool |
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*/ |
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private function isFeatureSupported(ConfigInterface $themeConfig, $feature) |
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{ |
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return $themeConfig->has('features/'.$feature.'_support') |
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&& $themeConfig->getData('features/'.$feature.'_support'); |
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} |
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} |
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Gixx /
WebHemi
