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1<?php
2
3/**
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License
6 * as published by the Free Software Foundation; under version 2
7 * of the License (non-upgradable).
8 *
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12 * GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
17 *
18 * Copyright (c) 2017 (original work) Open Assessment Technologies SA ;
19 *
20 */
21
22namespace oat\taoProctoring\model\datatable;
23
24use oat\generis\model\OntologyRdfs;
25use oat\tao\model\datatable\implementation\DatatableRequest;
26use oat\tao\model\datatable\DatatablePayload;
27use oat\oatbox\service\ServiceManager;
28use oat\taoDeliveryRdf\model\DeliveryAssemblyService;
29use oat\taoProctoring\model\ActivityMonitoringService;
30use oat\taoProctoring\model\monitorCache\DeliveryMonitoringService;
31use oat\taoProctoring\model\monitorCache\implementation\MonitoringStorage;
32use Zend\ServiceManager\ServiceLocatorAwareInterface;
33use Zend\ServiceManager\ServiceLocatorAwareTrait;
34
35/**
36 * Class DeliveriesActivityDatatable
37 * @package oat\taoProctoring\model\datatable
38 * @author Aleh Hutnikau, <hutnikau@1pt.com>
39 */
40class DeliveriesActivityDatatable implements DatatablePayload, ServiceLocatorAwareInterface
41{
42    use ServiceLocatorAwareTrait;
43
44    /**
45     * @var DatatableRequest
46     */
47    protected $request;
48
49    /**
50     * @var DeliveryAssemblyService
51     */
52    protected $deliveryService;
53
54    /**
55     * DeliveriesActivityDatatable constructor.
56     */
57    public function __construct()
58    {
59        $this->setServiceLocator(ServiceManager::getServiceManager());
60        $this->request = DatatableRequest::fromGlobals();
61        $this->deliveryService = DeliveryAssemblyService::singleton();
62    }
63
64    public function getPayload()
65    {
66        /** @var DeliveryMonitoringService $service */
67        $service = $this->getServiceLocator()->get(DeliveryMonitoringService::SERVICE_ID);
68
69        $offset = ($this->request->getPage() - 1) * $this->request->getRows() ?: 0;
70        $limit = $this->request->getRows() ?: 0;
71
72        $sortBy = $this->request->getSortBy();
73        $sortOrder = strcasecmp($this->request->getSortOrder(), 'asc') === 0 ? 'asc' : 'desc';
74
75        $data = $service->getStatusesStatistic($limit, $offset, $sortBy, $sortOrder);
76        $result = $this->doPostProcessing($data);
77
78        return $result;
79    }
80
81    /**
82     * @param array $result
83     * @return array
84     */
85    protected function doPostProcessing(array $result)
86    {
87        /** @var DeliveryMonitoringService $service */
88        $service = $this->getServiceLocator()->get(DeliveryMonitoringService::SERVICE_ID);
89        $rows = $this->request->getRows();
90        $rows = $rows ?: 1;
91        $total = $service->getCountOfStatistics();
92        $payload = [
93            'data' => $result,
94            'page' => (int) $this->request->getPage(),
95            'records' => (int) count($result),
96            'total' => ceil($total / $rows),
97        ];
98        return $payload;
99    }
100
101    /**
102     * @param array $result
103     */
104    protected function doSorting(array &$result)
105    {
106        $sortBy = $this->request->getSortBy();
107        $sortOrder = strcasecmp($this->request->getSortOrder(), 'asc') === 0 ? SORT_ASC : SORT_DESC;
108        $flag = ($sortBy === 'label') ? SORT_STRING | SORT_FLAG_CASE : SORT_NUMERIC;
109        array_multisort(array_column($result, $sortBy), $sortOrder, $flag, $result);
110    }
111
112    /**
113     * @return array
114     */
115    public function jsonSerialize()
116    {
117        return $this->getPayload();
118    }
119}