35 lines
		
	
	
		
			886 B
		
	
	
	
		
			PHP
		
	
	
	
			
		
		
	
	
			35 lines
		
	
	
		
			886 B
		
	
	
	
		
			PHP
		
	
	
	
| <?php namespace BookStack\Entities;
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| 
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| use Illuminate\View\View;
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| 
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| class BreadcrumbsViewComposer
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| {
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| 
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|     protected $entityContextManager;
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| 
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|     /**
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|      * BreadcrumbsViewComposer constructor.
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|      * @param EntityContextManager $entityContextManager
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|      */
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|     public function __construct(EntityContextManager $entityContextManager)
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|     {
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|         $this->entityContextManager = $entityContextManager;
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|     }
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| 
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|     /**
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|      * Modify data when the view is composed.
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|      * @param View $view
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|      */
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|     public function compose(View $view)
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|     {
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|         $crumbs = $view->getData()['crumbs'];
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|         if (array_first($crumbs) instanceof Book) {
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|             $shelf = $this->entityContextManager->getContextualShelfForBook(array_first($crumbs));
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|             if ($shelf) {
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|                 array_unshift($crumbs, $shelf);
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|                 $view->with('crumbs', $crumbs);
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|             }
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|         }
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|     }
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| }
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