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<?php
/**
* Returns Message id array
*/
function Message_ids() {
return sql_select("SELECT `id` FROM `Messages`");
}
/**
* Returns message by id.
*
* @param $id message
* ID
*/
function Message($id) {
$message_source = sql_select("SELECT * FROM `Messages` WHERE `id`=" . sql_escape($id) . " LIMIT 1");
if ($message_source === false)
return false;
if (count($message_source) > 0)
return $message_source[0];
return null;
}
/**
* TODO: use validation functions, return new message id
* TODO: global $user con not be used in model!
* send message
*
* @param $id User
* ID of Reciever
* @param $text Text
* of Message
*/
function Message_send($id, $text) {
global $user;
$text = preg_replace("/([^\p{L}\p{P}\p{Z}\p{N}\n]{1,})/ui", '', strip_tags($text));
$to = preg_replace("/([^0-9]{1,})/ui", '', strip_tags($id));
if (($text != "" && is_numeric($to)) && (sql_num_query("SELECT * FROM `User` WHERE `UID`=" . sql_escape($to) . " AND NOT `UID`=" . sql_escape($user['UID']) . " LIMIT 1") > 0)) {
sql_query("INSERT INTO `Messages` SET `Datum`=" . sql_escape(time()) . ", `SUID`=" . sql_escape($user['UID']) . ", `RUID`=" . sql_escape($to) . ", `Text`='" . sql_escape($text) . "'");
return true;
} else {
return false;
}
}
?>
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