public HttpResponseMessage PostRegisterUser(UserModel model)
{
var responseMsg = this.PerformOperationAndHandleExceptions(() =>
{
var context = new BloggingSystemContext();
using (context)
{
this.ValidateUsername(model.Username);
this.ValidateNickname(model.DisplayName);
this.ValidateAuthCode(model.AuthCode);
var usernameLower = model.Username.ToLower();
var nicknameLower = model.DisplayName.ToLower();
var user = context.Users
.FirstOrDefault(usr => usr.Username == usernameLower ||
usr.DisplayName == nicknameLower);
if (user != null)
{
throw new InvalidOperationException("User exists");
}
user = new User()
{
Username = usernameLower,
DisplayName = model.DisplayName,
AuthCode = model.AuthCode,
};
context.Users.Add(user);
context.SaveChanges();
user.SessionKey = this.GenerateSessionKey(user.Id);
context.SaveChanges();
var loggedModel = new LoggedUserModel()
{
DisplayName = user.DisplayName,
SessionKey = user.SessionKey
};
var response = this.Request.CreateResponse(
HttpStatusCode.Created, loggedModel);
return response;
}
});
return responseMsg;
}
public HttpResponseMessage LoginUser(UserModel model)
{
var context = new BloggingSystemContext();
var usernameLower = model.Username.ToLower();
var user = context.Users.FirstOrDefault(
usr => usr.Username == usernameLower ||
usr.AuthCode == model.AuthCode);
try
{
if (user == null)
{
throw new InvalidOperationException("Invalid username and/or password");
}
}
catch (Exception e)
{
var errorResponse = this.Request.CreateErrorResponse(HttpStatusCode.BadRequest, e.Message);
return errorResponse;
}
if (user.SessionKey == null)
{
user.SessionKey = this.GenerateSessionKey(user.UserId);
context.SaveChanges();
}
var loggedModel = new LoggedUserModel()
{
DisplayName = user.DisplayName,
SessionKey = user.SessionKey
};
var response = this.Request.CreateResponse(HttpStatusCode.Created, loggedModel);
return response;
}
public HttpResponseMessage PostLoginUser(UserModel model)
{
var responseMsg = this.PerformOperationAndHandleExceptions(() =>
{
var context = new BloggingSystemContext();
using (context)
{
this.ValidateUsername(model.Username);
this.ValidateAuthCode(model.AuthCode);
var usernameLower = model.Username.ToLower();
var nicknameLower = model.DisplayName.ToLower();
var user = context.Users
.FirstOrDefault(
usr => usr.Username == usernameLower &&
usr.AuthCode == model.AuthCode);
if (user == null)
{
throw new InvalidOperationException("Invalid name or password");
}
if (string.IsNullOrWhiteSpace(user.SessionKey))
{
var sesKey = this.GenerateSessionKey(user.Id);
ValidateSessionKey(sesKey);
user.SessionKey = sesKey;
context.SaveChanges();
}
var loggedModel = new LoggedUserModel()
{
DisplayName = user.DisplayName,
SessionKey = user.SessionKey
};
var response = this.Request.CreateResponse(
HttpStatusCode.OK, loggedModel);
return response;
}
});
return responseMsg;
}
public HttpResponseMessage RegisterUser(UserModel model)
{
var context = new BloggingSystemContext();
var usernameLower = model.Username.ToLower();
var displayNameLower = model.DisplayName.ToLower();
try
{
this.ValidateUsername(model.Username);
this.ValidateDisplayName(model.DisplayName);
this.ValidateAuthCode(model.AuthCode);
var existingUser = context.Users.FirstOrDefault(
usr => usr.Username == usernameLower ||
usr.DisplayName.ToLower() == displayNameLower);
if (existingUser != null)
{
throw new InvalidOperationException("Users exists");
}
}
catch (Exception e)
{
var errorResponse = this.Request.CreateErrorResponse(HttpStatusCode.BadRequest, e.Message);
return errorResponse;
}
var user = new User()
{
Username = usernameLower,
DisplayName = model.DisplayName,
AuthCode = model.AuthCode
};
context.Users.Add(user);
context.SaveChanges();
user.SessionKey = this.GenerateSessionKey(user.UserId);
context.SaveChanges();
var loggedModel = new LoggedUserModel()
{
DisplayName = user.DisplayName,
SessionKey = user.SessionKey
};
var response = this.Request.CreateResponse(HttpStatusCode.Created, loggedModel);
return response;
}
