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
|
<?php
use Engelsystem\Database\DB;
/**
* Returns Message id array
*
* @return array
*/
function Message_ids()
{
return DB::select('SELECT `id` FROM `Messages`');
}
/**
* Returns message by id.
*
* @param int $message_id message ID
* @return array|null
*/
function Message($message_id)
{
return DB::selectOne('SELECT * FROM `Messages` WHERE `id`=? LIMIT 1', [$message_id]);
}
/**
* TODO: use validation functions, return new message id
* TODO: global $user con not be used in model!
* send message
*
* @param int $receiver_user_id User ID of Receiver
* @param string $text Text of Message
* @return bool
*/
function Message_send($receiver_user_id, $text)
{
global $user;
$text = preg_replace("/([^\p{L}\p{P}\p{Z}\p{N}\n]{1,})/ui", '', strip_tags($text));
$receiver_user_id = preg_replace('/([^\d]{1,})/ui', '', strip_tags($receiver_user_id));
if (
($text != '' && is_numeric($receiver_user_id))
&& count(DB::select('
SELECT `UID`
FROM `User`
WHERE `UID` = ?
AND NOT `UID` = ?
LIMIT 1
', [$receiver_user_id, $user['UID']])) > 0
) {
return DB::insert('
INSERT INTO `Messages` (`Datum`, `SUID`, `RUID`, `Text`)
VALUES(?, ?, ?, ?)
',
[
time(),
$user['UID'],
$receiver_user_id,
$text
]
);
}
return false;
}
|
