1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
|
<?php
declare(strict_types=1);
/**
* Nextcloud - Social Support
*
* This file is licensed under the Affero General Public License version 3 or
* later. See the COPYING file.
*
* @author Maxence Lange <maxence@artificial-owl.com>
* @copyright 2018, Maxence Lange <maxence@artificial-owl.com>
* @license GNU AGPL version 3 or any later version
*
* 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 OCA\Social\Db;
use DateTime;
use OCA\Social\Exceptions\QueueStatusException;
use OCA\Social\Model\StreamQueue;
use OCP\DB\QueryBuilder\IQueryBuilder;
/**
* Class StreamQueueRequest
*
* @package OCA\Social\Db
*/
class StreamQueueRequest extends StreamQueueRequestBuilder {
/**
* create a new Queue in the database.
*
* @param StreamQueue $queue
*/
public function create(StreamQueue $queue) {
$qb = $this->getStreamQueueInsertSql();
$qb->setValue('token', $qb->createNamedParameter($queue->getToken()))
->setValue('stream_id', $qb->createNamedParameter($queue->getStreamId()))
->setValue('type', $qb->createNamedParameter($queue->getType()))
->setValue('status', $qb->createNamedParameter($queue->getStatus()))
->setValue('tries', $qb->createNamedParameter($queue->getTries()));
$qb->execute();
}
/**
* return Queue from database based on the status=0
*
* @return StreamQueue[]
*/
public function getStandby(): array {
$qb = $this->getStreamQueueSelectSql();
$this->limitToStatus($qb, StreamQueue::STATUS_STANDBY);
$qb->orderBy('id', 'asc');
$requests = [];
$cursor = $qb->execute();
while ($data = $cursor->fetch()) {
$requests[] = $this->parseStreamQueueSelectSql($data);
}
$cursor->closeCursor();
return $requests;
}
/**
* return Queue from database based on the token
*
* @param string $token
*
* @return StreamQueue[]
*/
public function getFromToken(string $token): array {
$qb = $this->getStreamQueueSelectSql();
$qb->limitToToken($token);
$queue = [];
$cursor = $qb->execute();
while ($data = $cursor->fetch()) {
$queue[] = $this->parseStreamQueueSelectSql($data);
}
$cursor->closeCursor();
return $queue;
}
/**
* @param StreamQueue $queue
*
* @throws QueueStatusException
*/
public function setAsRunning(StreamQueue &$queue) {
$qb = $this->getStreamQueueUpdateSql();
$qb->set('status', $qb->createNamedParameter(StreamQueue::STATUS_RUNNING))
->set(
'last',
$qb->createNamedParameter(new DateTime('now'), IQueryBuilder::PARAM_DATE)
);
$this->limitToId($qb, $queue->getId());
$this->limitToStatus($qb, StreamQueue::STATUS_STANDBY);
$count = $qb->execute();
if ($count === 0) {
throw new QueueStatusException();
}
$queue->setStatus(StreamQueue::STATUS_RUNNING);
}
/**
* @param StreamQueue $queue
*
* @throws QueueStatusException
*/
public function setAsSuccess(StreamQueue &$queue) {
$qb = $this->getStreamQueueUpdateSql();
$qb->set('status', $qb->createNamedParameter(StreamQueue::STATUS_SUCCESS));
$this->limitToId($qb, $queue->getId());
$this->limitToStatus($qb, StreamQueue::STATUS_RUNNING);
$count = $qb->execute();
if ($count === 0) {
throw new QueueStatusException();
}
$queue->setStatus(StreamQueue::STATUS_SUCCESS);
}
/**
* @param StreamQueue $queue
*
* @throws QueueStatusException
*/
public function setAsFailure(StreamQueue &$queue) {
$qb = $this->getStreamQueueUpdateSql();
$func = $qb->func();
$expr = $qb->expr();
$qb->set('status', $qb->createNamedParameter(StreamQueue::STATUS_STANDBY))
->set('tries', $func->add('tries', $expr->literal(1)));
$this->limitToId($qb, $queue->getId());
$this->limitToStatus($qb, StreamQueue::STATUS_RUNNING);
$count = $qb->execute();
if ($count === 0) {
throw new QueueStatusException();
}
$queue->setStatus(StreamQueue::STATUS_SUCCESS);
}
/**
* @param StreamQueue $queue
*/
public function delete(StreamQueue $queue) {
$qb = $this->getStreamQueueDeleteSql();
$this->limitToId($qb, $queue->getId());
$qb->execute();
}
}
|