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update pin login service

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This commit is contained in:
Luke Pulverenti 2016-02-04 13:03:40 -05:00
parent fa42486e1c
commit e5f80aebd0
1 changed files with 74 additions and 18 deletions
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92
MediaBrowser.Api/PinLoginService.cs
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@ -11,20 +11,25 @@ namespace MediaBrowser.Api
[Route("/Auth/Pin", "POST", Summary = "Creates a pin request")]
public class CreatePinRequest : IReturn<PinCreationResult>
{
[ApiMember(Name = "DeviceId", IsRequired = true, DataType = "string", ParameterType = "query", Verb = "POST")]
public string DeviceId { get; set; }
}
[Route("/Auth/Pin", "GET", Summary = "Gets pin status")]
public class GetPinStatusRequest : IReturn<PinStatusResult>
{
[ApiMember(Name = "DeviceId", IsRequired = true, DataType = "string", ParameterType = "query", Verb = "GET")]
public string DeviceId { get; set; }
[ApiMember(Name = "Pin", IsRequired = true, DataType = "string", ParameterType = "query", Verb = "GET")]
public string Pin { get; set; }
}
[Route("/Auth/Pin/Exchange", "POST", Summary = "Exchanges a pin")]
public class ExchangePinRequest : IReturn<PinExchangeResult>
{
[ApiMember(Name = "DeviceId", IsRequired = true, DataType = "string", ParameterType = "query", Verb = "POST")]
public string DeviceId { get; set; }
[ApiMember(Name = "Pin", IsRequired = true, DataType = "string", ParameterType = "query", Verb = "POST")]
public string Pin { get; set; }
}
@ -32,6 +37,7 @@ namespace MediaBrowser.Api
[Authenticated]
public class ValidatePinRequest : IReturnVoid
{
[ApiMember(Name = "Pin", IsRequired = true, DataType = "string", ParameterType = "query", Verb = "POST")]
public string Pin { get; set; }
}
@ -41,18 +47,18 @@ namespace MediaBrowser.Api
public object Post(CreatePinRequest request)
{
var pin = GetNewPin(5);
var key = GetKey(request.DeviceId, pin);
var pin = GetNewPin();
var value = new MyPinStatus
{
CreationTimeUtc = DateTime.UtcNow,
IsConfirmed = false,
IsExpired = false,
Pin = pin
Pin = pin,
DeviceId = request.DeviceId
};
_activeRequests.AddOrUpdate(key, value, (k, v) => value);
_activeRequests.AddOrUpdate(pin, value, (k, v) => value);
return ToOptimizedResult(new PinCreationResult
{
@ -67,17 +73,12 @@ namespace MediaBrowser.Api
{
MyPinStatus status;
if (!_activeRequests.TryGetValue(GetKey(request.DeviceId, request.Pin), out status))
if (!_activeRequests.TryGetValue(request.Pin, out status))
{
throw new ResourceNotFoundException();
}
CheckExpired(status);
if (status.IsExpired)
{
throw new ResourceNotFoundException();
}
EnsureValid(request.DeviceId, status);
return ToOptimizedResult(new PinStatusResult
{
@ -91,37 +92,78 @@ namespace MediaBrowser.Api
{
MyPinStatus status;
if (!_activeRequests.TryGetValue(GetKey(request.DeviceId, request.Pin), out status))
if (!_activeRequests.TryGetValue(request.Pin, out status))
{
throw new ResourceNotFoundException();
}
CheckExpired(status);
EnsureValid(request.DeviceId, status);
if (status.IsExpired)
if (!status.IsConfirmed)
{
throw new ResourceNotFoundException();
}
return ToOptimizedResult(new PinExchangeResult
{
// TODO: Add access token
UserId = status.UserId
});
}
public void Post(ValidatePinRequest request)
{
MyPinStatus status;
if (!_activeRequests.TryGetValue(request.Pin, out status))
{
throw new ResourceNotFoundException();
}
EnsureValid(status);
status.IsConfirmed = true;
status.UserId = AuthorizationContext.GetAuthorizationInfo(Request).UserId;
}
private void CheckExpired(MyPinStatus status)
private void EnsureValid(string requestedDeviceId, MyPinStatus status)
{
if (!string.Equals(requestedDeviceId, status.DeviceId, StringComparison.OrdinalIgnoreCase))
{
throw new ResourceNotFoundException();
}
EnsureValid(status);
}
private void EnsureValid(MyPinStatus status)
{
if ((DateTime.UtcNow - status.CreationTimeUtc).TotalMinutes > 10)
{
status.IsExpired = true;
}
if (status.IsExpired)
{
throw new ResourceNotFoundException();
}
}
private string GetNewPin(int length)
private string GetNewPin()
{
var pin = GetNewPinInternal();
while (IsPinActive(pin))
{
pin = GetNewPinInternal();
}
return pin;
}
private string GetNewPinInternal()
{
var length = 5;
var pin = string.Empty;
while (pin.Length < length)
@ -133,14 +175,28 @@ namespace MediaBrowser.Api
return pin;
}
private string GetKey(string deviceId, string pin)
private bool IsPinActive(string pin)
{
return deviceId + pin;
MyPinStatus status;
if (!_activeRequests.TryGetValue(pin, out status))
{
return true;
}
if (status.IsExpired)
{
return true;
}
return false;
}
public class MyPinStatus : PinStatusResult
{
public DateTime CreationTimeUtc { get; set; }
public string DeviceId { get; set; }
public string UserId { get; set; }
}
}
}