BookStack/app/Http/Controllers/FavouriteController.php

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2021-05-16 01:29:56 +02:00
<?php
namespace BookStack\Http\Controllers;
use BookStack\Entities\Models\Entity;
use BookStack\Interfaces\Favouritable;
use BookStack\Model;
use Illuminate\Http\Request;
class FavouriteController extends Controller
{
/**
* Add a new item as a favourite.
*/
public function add(Request $request)
{
$favouritable = $this->getValidatedModelFromRequest($request);
$favouritable->favourites()->firstOrCreate([
'user_id' => user()->id,
]);
$this->showSuccessNotification(trans('activities.favourite_add_notification', [
'name' => $favouritable->name,
]));
return redirect()->back();
}
/**
* Remove an item as a favourite.
*/
public function remove(Request $request)
{
$favouritable = $this->getValidatedModelFromRequest($request);
$favouritable->favourites()->where([
'user_id' => user()->id,
])->delete();
$this->showSuccessNotification(trans('activities.favourite_remove_notification', [
'name' => $favouritable->name,
]));
return redirect()->back();
}
/**
* @throws \Illuminate\Validation\ValidationException
* @throws \Exception
*/
protected function getValidatedModelFromRequest(Request $request): Favouritable
{
$modelInfo = $this->validate($request, [
'type' => 'required|string',
'id' => 'required|integer',
]);
if (!class_exists($modelInfo['type'])) {
throw new \Exception('Model not found');
}
/** @var Model $model */
$model = new $modelInfo['type'];
if (! $model instanceof Favouritable) {
throw new \Exception('Model not favouritable');
}
$modelInstance = $model->newQuery()
->where('id', '=', $modelInfo['id'])
->first(['id', 'name']);
$inaccessibleEntity = ($modelInstance instanceof Entity && !userCan('view', $modelInstance));
if (is_null($modelInstance) || $inaccessibleEntity) {
throw new \Exception('Model instance not found');
}
return $modelInstance;
}
}