1
|
|
|
<?php |
2
|
|
|
/* |
3
|
|
|
* SPDX-License-Identifier: AGPL-3.0-only |
4
|
|
|
* SPDX-FileCopyrightText: Copyright 2016 - 2018 Kopano b.v. |
5
|
|
|
* SPDX-FileCopyrightText: Copyright 2020 grommunio GmbH |
6
|
|
|
* |
7
|
|
|
* Class for handling sync state. |
8
|
|
|
*/ |
9
|
|
|
|
10
|
|
|
namespace grommunio\DAV; |
11
|
|
|
|
12
|
|
|
class GrommunioSyncState { |
13
|
|
|
private $db; |
14
|
|
|
|
15
|
|
|
/** |
16
|
|
|
* Constructor. |
17
|
|
|
* |
18
|
|
|
* @param GLogger $logger |
19
|
|
|
* @param string $dbstring |
20
|
|
|
*/ |
21
|
|
|
public function __construct($logger, $dbstring) { |
22
|
|
|
$this->logger = $logger; |
|
|
|
|
23
|
|
|
$this->logger->trace("Using db %s", $dbstring); |
24
|
|
|
$this->db = new \PDO($dbstring); |
25
|
|
|
|
26
|
|
|
$query = "CREATE TABLE IF NOT EXISTS gdav_sync_state ( |
27
|
|
|
id VARCHAR(255), folderid VARCHAR(255), value TEXT, |
28
|
|
|
PRIMARY KEY (id, folderid)); |
29
|
|
|
CREATE TABLE IF NOT EXISTS gdav_sync_appttsref ( |
30
|
|
|
sourcekey VARCHAR(255), folderid VARCHAR(255), appttsref VARCHAR(255), |
31
|
|
|
PRIMARY KEY (sourcekey, folderid)); |
32
|
|
|
CREATE INDEX IF NOT EXISTS idx_appttsref ON gdav_sync_appttsref(appttsref);"; |
33
|
|
|
|
34
|
|
|
$this->db->exec($query); |
35
|
|
|
} |
36
|
|
|
|
37
|
|
|
/** |
38
|
|
|
* Fetch state information for a folderId (e.g. calenderId) and an id (uuid). |
39
|
|
|
* |
40
|
|
|
* @param string $folderid |
41
|
|
|
* @param string $id |
42
|
|
|
* |
43
|
|
|
* @return string |
44
|
|
|
*/ |
45
|
|
|
public function getState($folderid, $id) { |
46
|
|
|
$query = "SELECT value FROM gdav_sync_state WHERE folderid = :folderid AND id = :id"; |
47
|
|
|
$statement = $this->db->prepare($query); |
48
|
|
|
$statement->bindParam(":folderid", $folderid); |
49
|
|
|
$statement->bindParam(":id", $id); |
50
|
|
|
$statement->execute(); |
51
|
|
|
$result = $statement->fetch(); |
52
|
|
|
if (!$result) { |
53
|
|
|
return null; |
54
|
|
|
} |
55
|
|
|
|
56
|
|
|
return $result['value']; |
57
|
|
|
} |
58
|
|
|
|
59
|
|
|
/** |
60
|
|
|
* Set state information for a folderId (e.g. calenderId) and an id (uuid). |
61
|
|
|
* The state information is the sync token for ICS. |
62
|
|
|
* |
63
|
|
|
* @param string $folderid |
64
|
|
|
* @param string $id |
65
|
|
|
* @param string $value |
66
|
|
|
*/ |
67
|
|
|
public function setState($folderid, $id, $value) { |
68
|
|
|
$query = "REPLACE INTO gdav_sync_state (id, folderid, value) VALUES(:id, :folderid, :value)"; |
69
|
|
|
$statement = $this->db->prepare($query); |
70
|
|
|
$statement->bindParam(":folderid", $folderid); |
71
|
|
|
$statement->bindParam(":id", $id); |
72
|
|
|
$statement->bindParam(":value", $value); |
73
|
|
|
$statement->execute(); |
74
|
|
|
} |
75
|
|
|
|
76
|
|
|
/** |
77
|
|
|
* Set the APPTTSREF (custom URL) for a folderId and source key. |
78
|
|
|
* This is needed for detecting the URL of deleted items reported by ICS. |
79
|
|
|
* |
80
|
|
|
* @param string $folderid |
81
|
|
|
* @param string $sourcekey |
82
|
|
|
* @param string $appttsref |
83
|
|
|
*/ |
84
|
|
|
public function rememberAppttsref($folderid, $sourcekey, $appttsref) { |
85
|
|
|
$query = "REPLACE INTO gdav_sync_appttsref (folderid, sourcekey, appttsref) VALUES(:folderid, :sourcekey, :appttsref)"; |
86
|
|
|
$statement = $this->db->prepare($query); |
87
|
|
|
$statement->bindParam(":folderid", $folderid); |
88
|
|
|
$statement->bindParam(":sourcekey", $sourcekey); |
89
|
|
|
$statement->bindParam(":appttsref", $appttsref); |
90
|
|
|
$statement->execute(); |
91
|
|
|
} |
92
|
|
|
|
93
|
|
|
/** |
94
|
|
|
* Get the APPTTSREF (custom URL) for a folderId and source key. |
95
|
|
|
* This is needed for detecting the URL of deleted items reported by ICS. |
96
|
|
|
* |
97
|
|
|
* @param string $folderid |
98
|
|
|
* @param string $sourcekey |
99
|
|
|
* |
100
|
|
|
* @return string |
101
|
|
|
*/ |
102
|
|
|
public function getAppttsref($folderid, $sourcekey) { |
103
|
|
|
$query = "SELECT appttsref FROM gdav_sync_appttsref WHERE folderid = :folderid AND sourcekey = :sourcekey"; |
104
|
|
|
$statement = $this->db->prepare($query); |
105
|
|
|
$statement->bindParam(":folderid", $folderid); |
106
|
|
|
$statement->bindParam(":sourcekey", $sourcekey); |
107
|
|
|
$statement->execute(); |
108
|
|
|
$result = $statement->fetch(); |
109
|
|
|
if (!$result) { |
110
|
|
|
return null; |
111
|
|
|
} |
112
|
|
|
|
113
|
|
|
return $result['appttsref']; |
114
|
|
|
} |
115
|
|
|
|
116
|
|
|
/** |
117
|
|
|
* Get the sourcekey from the saved APPTTSREF (custom URL) and a folderId. |
118
|
|
|
* This is the last resort when searching for an item in the store fails. |
119
|
|
|
* |
120
|
|
|
* @param string $folderid |
121
|
|
|
* @param string $appttsref |
122
|
|
|
* |
123
|
|
|
* @return string |
124
|
|
|
*/ |
125
|
|
|
public function getSourcekey($folderid, $appttsref) { |
126
|
|
|
$query = "SELECT sourcekey FROM gdav_sync_appttsref WHERE folderid = :folderid AND appttsref = :appttsref"; |
127
|
|
|
$statement = $this->db->prepare($query); |
128
|
|
|
$statement->bindParam(":folderid", $folderid); |
129
|
|
|
$statement->bindParam(":appttsref", $appttsref); |
130
|
|
|
$statement->execute(); |
131
|
|
|
$result = $statement->fetch(); |
132
|
|
|
if (!$result) { |
133
|
|
|
return null; |
134
|
|
|
} |
135
|
|
|
|
136
|
|
|
return $result['sourcekey']; |
137
|
|
|
} |
138
|
|
|
} |
139
|
|
|
|