mirror of
https://github.com/Poniverse/Pony.fm.git
synced 2024-11-25 14:37:59 +01:00
113 lines
3.6 KiB
PHP
113 lines
3.6 KiB
PHP
<?php
|
|
|
|
/**
|
|
* Pony.fm - A community for pony fan music.
|
|
* Copyright (C) 2015 Peter Deltchev
|
|
*
|
|
* This program is free software: you can redistribute it and/or modify
|
|
* it under the terms of the GNU Affero General Public License as published by
|
|
* the Free Software Foundation, either version 3 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU Affero General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Affero General Public License
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
namespace Poniverse\Ponyfm\Commands;
|
|
|
|
use Notification;
|
|
use Poniverse\Ponyfm\Contracts\Favouritable;
|
|
use Poniverse\Ponyfm\Models\Favourite;
|
|
use Poniverse\Ponyfm\Models\Track;
|
|
use Poniverse\Ponyfm\Models\Album;
|
|
use Poniverse\Ponyfm\Models\Playlist;
|
|
use Poniverse\Ponyfm\Models\ResourceUser;
|
|
use Auth;
|
|
use DB;
|
|
|
|
class ToggleFavouriteCommand extends CommandBase
|
|
{
|
|
private $_resourceType;
|
|
private $_resourceId;
|
|
|
|
public function __construct($resourceType, $resourceId)
|
|
{
|
|
$this->_resourceId = $resourceId;
|
|
$this->_resourceType = $resourceType;
|
|
}
|
|
|
|
/**
|
|
* @return bool
|
|
*/
|
|
public function authorize()
|
|
{
|
|
$user = Auth::user();
|
|
|
|
return $user != null;
|
|
}
|
|
|
|
private function getEntityBeingFavourited():Favouritable
|
|
{
|
|
switch ($this->_resourceType) {
|
|
case 'track':
|
|
return Track::find($this->_resourceId);
|
|
case 'album':
|
|
return Album::find($this->_resourceId);
|
|
case 'playlist':
|
|
return Playlist::find($this->_resourceId);
|
|
default:
|
|
throw new \InvalidArgumentException('Unknown resource type given!');
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @throws \Exception
|
|
* @return CommandResponse
|
|
*/
|
|
public function execute()
|
|
{
|
|
$typeId = $this->_resourceType.'_id';
|
|
$existing = Favourite::where($typeId, '=', $this->_resourceId)->whereUserId(Auth::user()->id)->first();
|
|
$isFavourited = false;
|
|
|
|
if ($existing) {
|
|
$existing->delete();
|
|
} else {
|
|
$fav = new Favourite();
|
|
$fav->$typeId = $this->_resourceId;
|
|
$fav->user_id = Auth::user()->id;
|
|
$fav->save();
|
|
$isFavourited = true;
|
|
|
|
Notification::newFavourite($this->getEntityBeingFavourited(), $fav->user);
|
|
}
|
|
|
|
$resourceUser = ResourceUser::get(Auth::user()->id, $this->_resourceType, $this->_resourceId);
|
|
$resourceUser->is_favourited = $isFavourited;
|
|
$resourceUser->save();
|
|
|
|
$resourceTable = $this->_resourceType.'s';
|
|
|
|
// We do this to prevent a race condition. Sure I could simply increment the count columns and re-save back to the db
|
|
// but that would require an additional SELECT and the operation would be non-atomic. If two log items are created
|
|
// for the same resource at the same time, the cached values will still be correct with this method.
|
|
|
|
DB::table($resourceTable)->whereId($this->_resourceId)->update([
|
|
'favourite_count' =>
|
|
DB::raw('(
|
|
SELECT
|
|
COUNT(id)
|
|
FROM
|
|
favourites
|
|
WHERE ' .
|
|
$typeId.' = '.$this->_resourceId.')')
|
|
]);
|
|
|
|
return CommandResponse::succeed(['is_favourited' => $isFavourited]);
|
|
}
|
|
}
|