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<?php |
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namespace Kunstmaan\MenuBundle\Twig; |
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use Kunstmaan\MenuBundle\Entity\MenuItem; |
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use Kunstmaan\MenuBundle\Repository\MenuItemRepositoryInterface; |
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use Kunstmaan\MenuBundle\Service\RenderService; |
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use Twig\Environment; |
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use Twig\Extension\AbstractExtension; |
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use Twig\TwigFunction; |
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/** |
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* @final since 5.4 |
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*/ |
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class MenuTwigExtension extends AbstractExtension |
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{ |
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/** |
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* @var RenderService |
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*/ |
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private $renderService; |
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/** |
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* @var MenuItemRepositoryInterface |
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*/ |
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private $repository; |
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/** |
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* @param MenuItemRepositoryInterface $repository |
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* @param RenderService $renderService |
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*/ |
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public function __construct(MenuItemRepositoryInterface $repository, RenderService $renderService) |
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{ |
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$this->renderService = $renderService; |
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$this->repository = $repository; |
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} |
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/** |
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* Returns a list of functions to add to the existing list. |
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* |
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* @return array An array of functions |
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*/ |
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public function getFunctions() |
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{ |
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return array( |
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new TwigFunction( |
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'get_menu', |
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array($this, 'getMenu'), |
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array( |
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'is_safe' => array('html'), |
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'needs_environment' => true, |
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) |
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), |
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new TwigFunction('get_menu_items', array($this, 'getMenuItems')), |
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); |
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} |
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/** |
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* Get a html representation of a menu. |
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* |
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* @param string $name |
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* @param string $lang |
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* @param array $options |
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* |
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* @return string |
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*/ |
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public function getMenu(Environment $environment, $name, $lang, $options = array()) |
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{ |
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$options = array_merge($this->getDefaultOptions(), $options); |
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$renderService = $this->renderService; |
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$options['nodeDecorator'] = function ($node) use ($environment, $renderService, $options) { |
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return $renderService->renderMenuItemTemplate($environment, $node, $options); |
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}; |
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$arrayResult = $this->getMenuItems($name, $lang); |
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return $this->repository->buildTree($arrayResult, $options); |
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} |
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/** |
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* Get an array with menu items of a menu. |
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* |
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* @param string $name |
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* @param string $lang |
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* |
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* @return array |
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*/ |
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public function getMenuItems($name, $lang) |
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{ |
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/** @var MenuItem $menuRepo */ |
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$arrayResult = $this->repository->getMenuItemsForLanguage($name, $lang); |
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// Make sure the parent item is not offline |
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$foundIds = array(); |
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foreach ($arrayResult as $array) { |
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$foundIds[] = $array['id']; |
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} |
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foreach ($arrayResult as $key => $array) { |
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if (!\is_null($array['parent']) && !\in_array($array['parent']['id'], $foundIds)) { |
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unset($arrayResult[$key]); |
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} |
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} |
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return $arrayResult; |
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} |
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/** |
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* Get the default options to render the html. |
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* |
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* @return array |
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*/ |
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private function getDefaultOptions() |
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{ |
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return array( |
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'decorate' => true, |
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'rootOpen' => '<ul>', |
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'rootClose' => '</ul>', |
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'childOpen' => '<li>', |
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'childClose' => '</li>', |
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); |
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} |
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} |
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This check looks for the generic type
array
as a return type and suggests a more specific type. This type is inferred from the actual code.