BookStack/app/Entities/Tools/ShelfContext.php

50 lines
1.2 KiB
PHP

<?php
namespace BookStack\Entities\Tools;
use BookStack\Entities\Models\Book;
use BookStack\Entities\Models\Bookshelf;
use BookStack\Entities\Queries\BookshelfQueries;
class ShelfContext
{
protected string $KEY_SHELF_CONTEXT_ID = 'context_bookshelf_id';
public function __construct(
protected BookshelfQueries $shelfQueries,
) {
}
/**
* Get the current bookshelf context for the given book.
*/
public function getContextualShelfForBook(Book $book): ?Bookshelf
{
$contextBookshelfId = session()->get($this->KEY_SHELF_CONTEXT_ID, null);
if (!is_int($contextBookshelfId)) {
return null;
}
$shelf = $this->shelfQueries->findVisibleById($contextBookshelfId);
$shelfContainsBook = $shelf && $shelf->contains($book);
return $shelfContainsBook ? $shelf : null;
}
/**
* Store the current contextual shelf ID.
*/
public function setShelfContext(int $shelfId): void
{
session()->put($this->KEY_SHELF_CONTEXT_ID, $shelfId);
}
/**
* Clear the session stored shelf context id.
*/
public function clearShelfContext(): void
{
session()->forget($this->KEY_SHELF_CONTEXT_ID);
}
}