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