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
187
188
189
190
191
192
|
<?php
/**
* ownCloud – LDAP Background Jobs
*
* @author Arthur Schiwon
* @copyright 2012 Arthur Schiwon blizzz@owncloud.com
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
* License as published by the Free Software Foundation; either
* version 3 of the License, or any later version.
*
* This library 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 library. If not, see <http://www.gnu.org/licenses/>.
*
*/
namespace OCA\user_ldap\lib;
class Jobs extends \OC\BackgroundJob\TimedJob {
static private $groupsFromDB;
static private $groupBE;
static private $connector;
public function __construct(){
$this->interval = self::getRefreshInterval();
}
/**
* @param mixed $argument
*/
public function run($argument){
Jobs::updateGroups();
}
static public function updateGroups() {
\OCP\Util::writeLog('user_ldap', 'Run background job "updateGroups"', \OCP\Util::DEBUG);
$knownGroups = array_keys(self::getKnownGroups());
$actualGroups = self::getGroupBE()->getGroups();
if(empty($actualGroups) && empty($knownGroups)) {
\OCP\Util::writeLog('user_ldap',
'bgJ "updateGroups" – groups do not seem to be configured properly, aborting.',
\OCP\Util::INFO);
return;
}
self::handleKnownGroups(array_intersect($actualGroups, $knownGroups));
self::handleCreatedGroups(array_diff($actualGroups, $knownGroups));
self::handleRemovedGroups(array_diff($knownGroups, $actualGroups));
\OCP\Util::writeLog('user_ldap', 'bgJ "updateGroups" – Finished.', \OCP\Util::DEBUG);
}
/**
* @return int
*/
static private function getRefreshInterval() {
//defaults to every hour
return \OCP\Config::getAppValue('user_ldap', 'bgjRefreshInterval', 3600);
}
/**
* @param array $groups
*/
static private function handleKnownGroups($groups) {
\OCP\Util::writeLog('user_ldap', 'bgJ "updateGroups" – Dealing with known Groups.', \OCP\Util::DEBUG);
$query = \OCP\DB::prepare('
UPDATE `*PREFIX*ldap_group_members`
SET `owncloudusers` = ?
WHERE `owncloudname` = ?
');
foreach($groups as $group) {
//we assume, that self::$groupsFromDB has been retrieved already
$knownUsers = unserialize(self::$groupsFromDB[$group]['owncloudusers']);
$actualUsers = self::getGroupBE()->usersInGroup($group);
$hasChanged = false;
foreach(array_diff($knownUsers, $actualUsers) as $removedUser) {
\OCP\Util::emitHook('OC_User', 'post_removeFromGroup', array('uid' => $removedUser, 'gid' => $group));
\OCP\Util::writeLog('user_ldap',
'bgJ "updateGroups" – "'.$removedUser.'" removed from "'.$group.'".',
\OCP\Util::INFO);
$hasChanged = true;
}
foreach(array_diff($actualUsers, $knownUsers) as $addedUser) {
\OCP\Util::emitHook('OC_User', 'post_addToGroup', array('uid' => $addedUser, 'gid' => $group));
\OCP\Util::writeLog('user_ldap',
'bgJ "updateGroups" – "'.$addedUser.'" added to "'.$group.'".',
\OCP\Util::INFO);
$hasChanged = true;
}
if($hasChanged) {
$query->execute(array(serialize($actualUsers), $group));
}
}
\OCP\Util::writeLog('user_ldap',
'bgJ "updateGroups" – FINISHED dealing with known Groups.',
\OCP\Util::DEBUG);
}
/**
* @param array $createdGroups
*/
static private function handleCreatedGroups($createdGroups) {
\OCP\Util::writeLog('user_ldap', 'bgJ "updateGroups" – dealing with created Groups.', \OCP\Util::DEBUG);
$query = \OCP\DB::prepare('
INSERT
INTO `*PREFIX*ldap_group_members` (`owncloudname`, `owncloudusers`)
VALUES (?, ?)
');
foreach($createdGroups as $createdGroup) {
\OCP\Util::writeLog('user_ldap',
'bgJ "updateGroups" – new group "'.$createdGroup.'" found.',
\OCP\Util::INFO);
$users = serialize(self::getGroupBE()->usersInGroup($createdGroup));
$query->execute(array($createdGroup, $users));
}
\OCP\Util::writeLog('user_ldap',
'bgJ "updateGroups" – FINISHED dealing with created Groups.',
\OCP\Util::DEBUG);
}
/**
* @param array $removedGroups
*/
static private function handleRemovedGroups($removedGroups) {
\OCP\Util::writeLog('user_ldap', 'bgJ "updateGroups" – dealing with removed groups.', \OCP\Util::DEBUG);
$query = \OCP\DB::prepare('
DELETE
FROM `*PREFIX*ldap_group_members`
WHERE `owncloudname` = ?
');
foreach($removedGroups as $removedGroup) {
\OCP\Util::writeLog('user_ldap',
'bgJ "updateGroups" – group "'.$removedGroup.'" was removed.',
\OCP\Util::INFO);
$query->execute(array($removedGroup));
}
\OCP\Util::writeLog('user_ldap',
'bgJ "updateGroups" – FINISHED dealing with removed groups.',
\OCP\Util::DEBUG);
}
/**
* @return \OCA\user_ldap\GROUP_LDAP|\OCA\user_ldap\Group_Proxy
*/
static private function getGroupBE() {
if(!is_null(self::$groupBE)) {
return self::$groupBE;
}
$configPrefixes = Helper::getServerConfigurationPrefixes(true);
$ldapWrapper = new LDAP();
if(count($configPrefixes) === 1) {
//avoid the proxy when there is only one LDAP server configured
$connector = new Connection($ldapWrapper, $configPrefixes[0]);
$ldapAccess = new Access($connector, $ldapWrapper);
self::$groupBE = new \OCA\user_ldap\GROUP_LDAP($ldapAccess);
} else {
self::$groupBE = new \OCA\user_ldap\Group_Proxy($configPrefixes, $ldapWrapper);
}
return self::$groupBE;
}
/**
* @return array
*/
static private function getKnownGroups() {
if(is_array(self::$groupsFromDB)) {
return self::$groupsFromDB;
}
$query = \OCP\DB::prepare('
SELECT `owncloudname`, `owncloudusers`
FROM `*PREFIX*ldap_group_members`
');
$result = $query->execute()->fetchAll();
self::$groupsFromDB = array();
foreach($result as $dataset) {
self::$groupsFromDB[$dataset['owncloudname']] = $dataset;
}
return self::$groupsFromDB;
}
}
|
