LibreNMS/app/Http/Controllers/Table/LocationController.php

107 lines
3.1 KiB
PHP

<?php
/**
* LocationsController.php
*
* -Description-
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*
* @link https://www.librenms.org
*
* @copyright 2018 Tony Murray
* @author Tony Murray <murraytony@gmail.com>
*/
namespace App\Http\Controllers\Table;
use App\Models\Device;
use App\Models\Location;
class LocationController extends TableController
{
/**
* Defines search fields will be searched in order
*
* @param \Illuminate\Http\Request $request
* @return array
*
* @SuppressWarnings(PHPMD.UnusedFormalParameter)
*/
public function searchFields($request)
{
return ['location'];
}
protected function sortFields($request)
{
return ['location', 'devices', 'down'];
}
/**
* Defines the base query for this resource
*
* @param \Illuminate\Http\Request $request
* @return \Illuminate\Database\Eloquent\Builder|\Illuminate\Database\Query\Builder
*/
public function baseQuery($request)
{
// joins are needed for device count sorts
$sort = $request->get('sort');
$key = key($sort);
$join = $this->getJoinQuery($key);
if ($join) {
return Location::hasAccess($request->user())
->select(['id', 'location', 'lat', 'lng', \DB::raw("COUNT(device_id) AS `$key`")])
->leftJoin('devices', $join)
->groupBy(['id', 'location', 'lat', 'lng']);
}
return Location::hasAccess($request->user());
}
/**
* @param Location $location
* @return array|\Illuminate\Database\Eloquent\Model|\Illuminate\Support\Collection
*/
public function formatItem($location)
{
return [
'id' => $location->id,
'location' => $location->location,
'lat' => $location->lat,
'lng' => $location->lng,
'down' => $location->devices()->isDown()->count(),
'devices' => $location->devices()->count(),
];
}
private function getJoinQuery($field)
{
switch ($field) {
case 'devices':
return function ($query) {
$query->on('devices.location_id', 'locations.id');
};
case 'down':
return function ($query) {
$query->on('devices.location_id', 'locations.id');
(new Device)->scopeIsDown($query);
};
default:
return null;
}
}
}