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
|
<?php
/**
* Join a group
*
* Three states:
* open group so user joins
* closed group so request sent to group owner
* closed group with invite so user joins
*
* @package ElggGroups
*/
global $CONFIG;
$user_guid = get_input('user_guid', elgg_get_logged_in_user_guid());
$group_guid = get_input('group_guid');
$user = get_entity($user_guid);
// access bypass for getting invisible group
$ia = elgg_set_ignore_access(true);
$group = get_entity($group_guid);
elgg_set_ignore_access($ia);
if (($user instanceof ElggUser) && ($group instanceof ElggGroup)) {
// join or request
$join = false;
if ($group->isPublicMembership() || $group->canEdit($user->guid)) {
// anyone can join public groups and admins can join any group
$join = true;
} else {
if (check_entity_relationship($group->guid, 'invited', $user->guid)) {
// user has invite to closed group
$join = true;
}
}
if ($join) {
if (groups_join_group($group, $user)) {
system_message(elgg_echo("groups:joined"));
forward($group->getURL());
} else {
register_error(elgg_echo("groups:cantjoin"));
}
} else {
add_entity_relationship($user->guid, 'membership_request', $group->guid);
// Notify group owner
$url = "{$CONFIG->url}groups/requests/$group->guid";
$subject = elgg_echo('groups:request:subject', array(
$user->name,
$group->name,
));
$body = elgg_echo('groups:request:body', array(
$group->getOwnerEntity()->name,
$user->name,
$group->name,
$user->getURL(),
$url,
));
if (notify_user($group->owner_guid, $user->getGUID(), $subject, $body)) {
system_message(elgg_echo("groups:joinrequestmade"));
} else {
register_error(elgg_echo("groups:joinrequestnotmade"));
}
}
} else {
register_error(elgg_echo("groups:cantjoin"));
}
forward(REFERER);
|
