public JsonResult CheckIpAddress(string ipAddress, string networkAddress, string networkMask)
{
var networkAddressBytes = IpAddressHelper.ConvertStringToIpAddress(networkAddress);
var maskAddress = IpAddressHelper.ConvertStringToIpAddress(networkMask);
var currentAddress = IpAddressHelper.ConvertStringToIpAddress(ipAddress);
var startIpBytes = new byte[networkAddressBytes.Length];
var endIpBytes = new byte[networkAddressBytes.Length];
for (var i = 0; i < networkAddressBytes.Length; i++)
{
startIpBytes[i] = (byte)(networkAddressBytes[i] & maskAddress[i]);
endIpBytes[i] = (byte)(networkAddressBytes[i] | ~maskAddress[i]);
}
var result = true;
for (var i = 0; i < networkAddressBytes.Length; i++)
{
if (!(currentAddress[i] >= startIpBytes[i] && currentAddress[i] <= endIpBytes[i]))
{
result = false;
}
}
return(Json(result, JsonRequestBehavior.AllowGet));
}
public ActionResult Edit(ComputerEditViewModel model)
{
if (!ModelState.IsValid)
{
return(RedirectToAction("Index", "Error"));
}
var entity = new Computer
{
ComputerId = model.Id,
RoomNumber = Convert.ToInt32(model.RoomNumber),
Name = model.Name,
IpAddress = IpAddressHelper.ConvertStringToIpAddress(model.IpAddress),
NetworkAddress = IpAddressHelper.ConvertStringToIpAddress(model.NetworkAddress),
SubnetAddress = IpAddressHelper.ConvertStringToIpAddress(model.NetworkMask)
};
if (entity.ComputerId != 0)
{
_computerService.UpdateComputer(entity);
_historyService.Insert(new History
{
Email = AuthHelper.GetUser(HttpContext).Email,
Action = Action.Update,
DateTime = DateTime.Now,
Entity = EntityEnum.Computer
});
}
else
{
_computerService.CreateComputer(entity);
_historyService.Insert(new History
{
Email = AuthHelper.GetUser(HttpContext).Email,
Action = Action.Create,
DateTime = DateTime.Now,
Entity = EntityEnum.Computer
});
}
return(RedirectToAction("Index"));
}