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BookStack/app/Entities/Models/BookChild.php
Dan Brown 339d4ec355
Fixed misalignment of page and chapter parent book
Could occur when a chapter was moved with deleted pages.
Fixes #2632
2021-03-13 15:18:37 +00:00

57 lines
1.5 KiB
PHP

<?php namespace BookStack\Entities\Models;
use Illuminate\Database\Eloquent\Builder;
use Illuminate\Database\Eloquent\Relations\BelongsTo;
/**
* Class BookChild
* @property int $book_id
* @property int $priority
* @property Book $book
* @method Builder whereSlugs(string $bookSlug, string $childSlug)
*/
abstract class BookChild extends Entity
{
/**
* Scope a query to find items where the the child has the given childSlug
* where its parent has the bookSlug.
*/
public function scopeWhereSlugs(Builder $query, string $bookSlug, string $childSlug)
{
return $query->with('book')
->whereHas('book', function (Builder $query) use ($bookSlug) {
$query->where('slug', '=', $bookSlug);
})
->where('slug', '=', $childSlug);
}
/**
* Get the book this page sits in.
*/
public function book(): BelongsTo
{
return $this->belongsTo(Book::class)->withTrashed();
}
/**
* Change the book that this entity belongs to.
*/
public function changeBook(int $newBookId): Entity
{
$this->book_id = $newBookId;
$this->refreshSlug();
$this->save();
$this->refresh();
// Update all child pages if a chapter
if ($this instanceof Chapter) {
foreach ($this->pages()->withTrashed()->get() as $page) {
$page->changeBook($newBookId);
}
}
return $this;
}
}