connect_error) { die("Connection failed: " . $conn->connect_error); } $sid = $_GET['sid']; $sensor_type_select = isset($_REQUEST['sensor_type_select']) ? $_REQUEST['sensor_type_select'] : ''; $smtp_state = "off"; $sql = "SELECT value FROM sensors_system WHERE name = 'smtp_state'"; $result = $conn->query($sql); if ($result->num_rows > 0) { while($row = $result->fetch_assoc()) { if ($row["value"] == "on") { $smtp_state = "on"; } } } $sms_state = "off"; $sql = "SELECT value FROM sensors_system WHERE name = 'sms_state'"; $result = $conn->query($sql); if ($result->num_rows > 0) { while($row = $result->fetch_assoc()) { if ($row["value"] == "on") { $sms_state = "on"; } } } ?>