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
|
<?php
/**
* @copyright Copyright (c) 2020 Matthias Held <matthias.held@uni-konstanz.de>
* @author Matthias Held <matthias.held@uni-konstanz.de>
* @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 <https://www.gnu.org/licenses/>.
*/
namespace OCA\RansomwareDetection\Db;
use OCP\IDBConnection;
use OCP\AppFramework\Db\Mapper;
class RecoveredFileOperationMapper extends Mapper
{
/**
* @param IDBConnection $db
*/
public function __construct(
IDBConnection $db
) {
parent::__construct($db, 'rd_recovery');
}
/**
* Find one by id.
*
* @throws \OCP\AppFramework\Db\DoesNotExistException if not found
* @throws \OCP\AppFramework\Db\MultipleObjectsReturnedException if more than one result
*
* @param int $id
*
* @return Entity
*/
public function find($id, $userId)
{
$sql = 'SELECT * FROM `*PREFIX*rd_recovery` '.
'WHERE `id` = ? AND `user_id` = ?';
return $this->findEntity($sql, [$id, $userId]);
}
/**
* Find one by file name.
*
* @throws \OCP\AppFramework\Db\DoesNotExistException if not found
* @throws \OCP\AppFramework\Db\MultipleObjectsReturnedException if more than one result
*
* @param string $name
*
* @return Entity
*/
public function findOneByFileName($name, $userId)
{
$sql = 'SELECT * FROM `*PREFIX*rd_recovery` '.
'WHERE `original_name` = ? AND `user_id` = ?';
return $this->findEntity($sql, [$name, $userId]);
}
/**
* Find the one with the highest id.
*
* @throws \OCP\AppFramework\Db\DoesNotExistException if not found
* @throws \OCP\AppFramework\Db\MultipleObjectsReturnedException if more than one result
*
* @return Entity
*/
public function findOneWithHighestId($userId)
{
$sql = 'SELECT * FROM `*PREFIX*rd_recovery` WHERE `user_id` = ?'.
'ORDER BY id DESC LIMIT 1';
return $this->findEntity($sql, [$userId]);
}
/**
* Find all.
*
* @param int $limit
* @param int $offset
*
* @return array
*/
public function findAll(array $params = [], $limit = null, $offset = null)
{
$sql = 'SELECT * FROM `*PREFIX*rd_recovery` WHERE `user_id` = ?';
return $this->findEntities($sql, $params, $limit, $offset);
}
/**
* Find a sequence by its id.
*
* @param array $params
* @param int $limit
* @param int $offset
*
* @return array
*/
public function findSequenceById(array $params = [], $limit = null, $offset = null)
{
$sql = 'SELECT * FROM `*PREFIX*rd_recovery` WHERE `sequence` = ? AND `user_id` = ?';
return $this->findEntities($sql, $params, $limit, $offset);
}
/**
* Delete entity by id.
*
* @param int $id
*/
public function deleteById($id, $userId)
{
$sql = 'DELETE FROM `*PREFIX*rd_recovery` WHERE `id` = ? AND `user_id` = ?';
$stmt = $this->execute($sql, [$id, $userId]);
$stmt->closeCursor();
}
/**
* Deletes a sequence of file operations.
*
* @param int $sequence
*/
public function deleteSequenceById($sequence, $userId)
{
$sql = 'DELETE FROM `*PREFIX*rd_recovery` WHERE `sequence` = ? AND `user_id` = ?';
$stmt = $this->execute($sql, [$sequence, $userId]);
$stmt->closeCursor();
}
/**
* Delete all entries before $timestamp.
*
* @param int $timestamp
*/
public function deleteFileOperationsBefore($timestamp)
{
$sql = 'DELETE FROM `*PREFIX*rd_recovery` WHERE `timestamp` < ?';
$stmt = $this->execute($sql, [$timestamp]);
$stmt->closeCursor();
}
}
|
