BookStack/app/Entities/EntityContextManager.php
2019-05-05 14:54:37 +01:00

61 lines
1.5 KiB
PHP

<?php namespace BookStack\Entities;
use BookStack\Entities\Repos\EntityRepo;
use Illuminate\Session\Store;
class EntityContextManager
{
protected $session;
protected $entityRepo;
protected $KEY_SHELF_CONTEXT_ID = 'context_bookshelf_id';
/**
* EntityContextManager constructor.
* @param Store $session
* @param EntityRepo $entityRepo
*/
public function __construct(Store $session, EntityRepo $entityRepo)
{
$this->session = $session;
$this->entityRepo = $entityRepo;
}
/**
* Get the current bookshelf context for the given book.
* @param Book $book
* @return Bookshelf|null
*/
public function getContextualShelfForBook(Book $book)
{
$contextBookshelfId = $this->session->get($this->KEY_SHELF_CONTEXT_ID, null);
if (is_int($contextBookshelfId)) {
/** @var Bookshelf $shelf */
$shelf = $this->entityRepo->getById('bookshelf', $contextBookshelfId);
if ($shelf && $shelf->contains($book)) {
return $shelf;
}
}
return null;
}
/**
* Store the current contextual shelf ID.
* @param int $shelfId
*/
public function setShelfContext(int $shelfId)
{
$this->session->put($this->KEY_SHELF_CONTEXT_ID, $shelfId);
}
/**
* Clear the session stored shelf context id.
*/
public function clearShelfContext()
{
$this->session->forget($this->KEY_SHELF_CONTEXT_ID);
}
}