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<?
session_start();
include ('../init.php');
include ('fn_common.php');
checkUserSession();
loadLanguage($_SESSION["language"], $_SESSION["units"]);
// check privileges
if ($_SESSION["privileges"] == 'subuser')
{
$user_id = $_SESSION["manager_id"];
}
else
{
$user_id = $_SESSION["user_id"];
}
if(@$_POST['cmd'] == 'send_msg')
{
$dt_server = gmdate("Y-m-d H:i:s");
$imei = $_POST['imei'];
$side = 'S';
$msg = $_POST['msg'];
$q = 'UPDATE gs_objects SET `dt_chat`="'.$dt_server.'" WHERE imei="'.$imei.'"';
$r = mysqli_query($ms, $q);
$q = 'INSERT INTO gs_object_chat (dt_server,
imei,
side,
msg
) VALUES (
"'.$dt_server.'",
"'.$imei.'",
"'.$side.'",
"'.$msg.'")';
$r = mysqli_query($ms, $q);
echo 'OK';
die;
}
if(@$_POST['cmd'] == 'delete_all_msgs')
{
$imei = $_POST['imei'];
$q = "DELETE FROM `gs_object_chat` WHERE `imei`='".$imei."'";
$r = mysqli_query($ms, $q);
$q = 'UPDATE gs_objects SET `dt_chat`="" WHERE imei="'.$imei.'"';
$r = mysqli_query($ms, $q);
echo 'OK';
die;
}
if(@$_POST['cmd'] == 'load_chat_data')
{
$result = array();
$result['msg_count'] = array();
$result['msg_dt'] = array();
$result['last_msg_status'] = false;
$imei = $_POST['imei'];
$last_msg_id = $_POST['last_msg_id'];
// set messages to delivered
if ($_SESSION["privileges"] == 'subuser')
{
$q = "UPDATE `gs_object_chat` SET `status`=1 WHERE `imei` IN (".$_SESSION["privileges_imei"].") AND `side`='C' AND `status`=0";
}
else
{
$q = "UPDATE `gs_object_chat` SET `status`=1 WHERE `imei` IN (".getUserObjectIMEIs($user_id).") AND `side`='C' AND `status`=0";
}
$r = mysqli_query($ms, $q);
// get unread messages number
if ($_SESSION["privileges"] == 'subuser')
{
$q = "SELECT * FROM `gs_object_chat` WHERE `imei` IN (".$_SESSION["privileges_imei"].") AND `side`='C' AND `status`!=2";
}
else
{
$q = "SELECT * FROM `gs_object_chat` WHERE `imei` IN (".getUserObjectIMEIs($user_id).") AND `side`='C' AND `status`!=2";
}
$r = mysqli_query($ms, $q);
if ($r)
{
while($row = mysqli_fetch_array($r))
{
if (!isset($result['msg_count'][$row['imei']]))
{
$result['msg_count'][$row['imei']] = 0;
}
$result['msg_count'][$row['imei']] += 1;
}
}
// get last messages datetime
if ($_SESSION["privileges"] == 'subuser')
{
$q = "SELECT * FROM `gs_objects` WHERE `imei` IN (".$_SESSION["privileges_imei"].")";
}
else
{
$q = "SELECT * FROM `gs_objects` WHERE `imei` IN (".getUserObjectIMEIs($user_id).")";
}
$r = mysqli_query($ms, $q);
if ($r)
{
while($row = mysqli_fetch_array($r))
{
if (strtotime($row['dt_chat']) > 0)
{
$dt = convUserTimezone($row['dt_chat']);
$result['msg_dt'][$row['imei']] = $dt;
}
else
{
$result['msg_dt'][$row['imei']] = '';
}
}
}
// get last sent message status
if (($imei != 'false') && ($last_msg_id != 'false'))
{
$q = "SELECT * FROM `gs_object_chat` WHERE `imei`='".$imei."' AND `msg_id`='".$last_msg_id."' AND `side`='S'";
$r = mysqli_query($ms, $q);
if($row = mysqli_fetch_array($r))
{
$result['last_msg_status'] = $row['status'];
}
}
echo json_encode($result);
die;
}
if(@$_POST['cmd'] == 'load_msgs')
{
$result = array();
$imei = $_POST['imei'];
$type = $_POST['type'];
$msg_limit = $_POST['msg_limit'];
$first_msg_id = $_POST['first_msg_id'];
$last_msg_id = $_POST['last_msg_id'];
// set messages to seen
$q = "UPDATE `gs_object_chat` SET `status`=2 WHERE `imei`='".$imei."' AND `side`='C'";
$r = mysqli_query($ms, $q);
// get messages
if ($type == 'select')
{
$q = "SELECT * FROM `gs_object_chat` WHERE `imei`='".$imei."' ORDER BY `msg_id` desc LIMIT ".$msg_limit;
}
else if ($type == 'old')
{
$q = "SELECT * FROM `gs_object_chat` WHERE `imei`='".$imei."' AND `msg_id`<'".$first_msg_id."' ORDER BY `msg_id` desc LIMIT ".$msg_limit;
}
else if ($type == 'new')
{
$q = "SELECT * FROM `gs_object_chat` WHERE `imei`='".$imei."' AND `msg_id`>'".$last_msg_id."' ORDER BY `msg_id` desc";
}
$r = mysqli_query($ms, $q);
while($row = mysqli_fetch_array($r))
{
$msg_id = $row['msg_id'];
$dt = convUserTimezone($row['dt_server']);
$result[$msg_id] = array( 'dt' => $dt,
's' => $row['side'],
'm' => $row['msg'],
'st' => $row['status']
);
}
echo json_encode($result);
die;
}
?>