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