aboutsummaryrefslogtreecommitdiffstats
path: root/include/group.php
blob: f2e3d18203b570266cc70edaaba32f7350d65942 (plain) (blame)
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
<?php


function group_add($uid,$name) {

	$ret = false;
	if(x($uid) && x($name)) {
		$r = group_byname($uid,$name); // check for dups
		if($r !== false) 
			return true;
		$r = q("INSERT INTO `group` ( `uid`, `name` )
			VALUES( %d, '%s' ) ",
			intval($uid),
			dbesc($name)
		);
		$ret = $r;
	}	
	return $ret;
}


function group_rmv($uid,$name) {
	$ret = false;
	if(x($uid) && x($name)) {
		$r = q("SELECT * FROM `group` WHERE `uid` = %d AND `name` = '%s' LIMIT 1",
			intval($uid),
			dbesc($name)
		);
		if(count($r))
			$group_id = $r[0]['id'];
		if(! $group_id)
			return false;

		// remove all members
		$r = q("DELETE FROM `group_member` WHERE `uid` = %d AND `gid` = %d ",
			intval($uid),
			intval($group_id)
		);

		// remove group
		$r = q("DELETE FROM `group` WHERE `uid` = %d AND `id` = %d LIMIT 1",
			intval($uid),
			dbesc($name)
		);

		$ret = $r;

	}
	// TODO!! remove this group from all content ACL's !!

	return $ret;
}

function group_byname($uid,$name) {
	if((! $uid) || (! strlen($name)))
		return false;
	$r = q("SELECT * FROM `group` WHERE `uid` = %d AND `name` = '%s' LIMIT 1",
		intval($uid),
		dbesc($name)
	);
	if(count($r))
		return $r[0]['id'];
	return false;
}

function group_rmv_member($uid,$name,$member) {
	$gid = group_byname($uid,$name);
	if(! $gid)
		return false;
	if(! ( $uid && $gid && $member))
		return false;
	$r = q("DELETE FROM `group_member` WHERE `uid` = %d AND `gid` = %d AND `contact-id` = %d LIMIT 1 ",
		intval($uid),
		intval($gid),
		intval($member)
	);
	return $r;
	

}


function group_add_member($uid,$name,$member) {
	$gid = group_byname($uid,$name);
	if((! $gid) || (! $uid) || (! $member))
		return false;

	$r = q("SELECT * FROM `group_member` WHERE `uid` = %d AND `id` = %d AND `contact-id` = %d LIMIT 1",	
		intval($uid),
		intval($gid),
		intval($member)
	);
	if(count($r))
		return true;	// You might question this, but 
				// we indicate success because the group was in fact created
				// -- It was just created at another time
 	if(! count($r))
		$r = q("INSERT INTO `group_member` (`uid`, `gid`, `contact-id`)
			VALUES( %d, %d, %d ) ",
			intval($uid),
			intval($gid),
			intval($member)
	);
	return $r;
}

function group_get_members($gid) {
	$ret = array();
	if(intval($gid)) {
		$r = q("SELECT `group_member`.`contact-id`, `contact`.* FROM `group_member` 
			LEFT JOIN `contact` ON `contact`.`id` = `group_member`.`contact-id` 
			WHERE `gid` = %d AND `group_member`.`uid` = %d",
			intval($gid),
			intval($_SESSION['uid'])
		);
		if(count($r))
			$ret = $r;
	}
	return $ret;
}



function group_side() {

	if(! local_user())
		return;
$o .= <<< EOT

<div id="group-sidebar">
<h3>Groups</h3>

<div id="sidebar-new-group">
<a href="group/new">Create a new group</a>
</div>

<div id="sidebar-group-list">
	<ul id="sidebar-group-ul">
	<li class="sidebar-group-li" ><a href="contacts">Everybody</a></li>

EOT;

	$r = q("SELECT * FROM `group` WHERE `uid` = %d",
		intval($_SESSION['uid'])
	);
	if(count($r)) {
		foreach($r as $rr)
			$o .= "	<li class=\"sidebar-group-li\"><a href=\"group/{$rr['id']}\">{$rr['name']}</a></li>\r\n";
	}
	$o .= "	</ul>\r\n	</div>\r\n</div>";	

	return $o;
}

function expand_groups($a) {
	if(! (is_array($a) && count($a)))
		return array();
	$groups = implode(',', $a);
	$groups = dbesc($groups);
	$r = q("SELECT `contact-id` FROM `group_member` WHERE `gid` IN ( $groups )");
	$ret = array();
	if(count($r))
		foreach($r as $rr)
			$ret[] = $rr['contact-id'];
	return $ret;
}