// Called when a request to the Token endpoint arrives with a "grant_type" of "password".
// This occurs when the user has provided name and password credentials directly
// into the client application's user interface, and the client application is using
// those to acquire an "access_token" and optional "refresh_token".
public override async Task GrantResourceOwnerCredentials(OAuthGrantResourceOwnerCredentialsContext context)
{
context.OwinContext.Response.Headers.Add("Access-Control-Allow-Origin", new[] { "*" });
var userManager = context.OwinContext.GetUserManager <GbmonoUserManager>();
// lookup user by user name and password
GbmonoUser user = await userManager.FindAsync(context.UserName, context.Password);
if (user == null)
{
context.SetError("invalid_grant", "The user name or password is incorrect.");
return;
}
// create user identity for Bearer token
ClaimsIdentity oAuthIdentity = await user.GenerateUserIdentityAsync(userManager, OAuthDefaults.AuthenticationType);
// create user identity for cookie
ClaimsIdentity cookiesIdentity = await user.GenerateUserIdentityAsync(userManager, CookieAuthenticationDefaults.AuthenticationType);
// create properties, user name or other extra information
AuthenticationProperties properties = CreateProperties(user);
// initialize a new instance of the Microsoft.Owin.Security.AuthenticationTicket
AuthenticationTicket ticket = new AuthenticationTicket(oAuthIdentity, properties);
// call the context.Validated(ticket) to tell the OAuth server to protect the ticket as an access token and send it out in JSON payload.
// to issue an access token the context.Validated must be called with a new ticket containing the claims about the resource owner
// which should be associated with the access token.
context.Validated(ticket);
// Signs the cookie identity so it can send the authentication cookie.
context.Request.Context.Authentication.SignIn(cookiesIdentity);
}
public async Task<IHttpActionResult> Update(GbmonoUser user)
{
var userInfo = await UserManager.FindByNameAsync(RequestContext.Principal.Identity.Name);
userInfo.DisplayName = user.DisplayName;
userInfo.PhoneNumber = user.PhoneNumber;
UserManager.Update(userInfo);
return Ok(userInfo);
}
public async Task <IHttpActionResult> Update(GbmonoUser user)
{
var userInfo = await UserManager.FindByNameAsync(RequestContext.Principal.Identity.Name);
userInfo.DisplayName = user.DisplayName;
userInfo.PhoneNumber = user.PhoneNumber;
UserManager.Update(userInfo);
return(Ok(userInfo));
}
/// <summary>
/// return user name, display name and other user related info
/// </summary>
/// <param name="user"></param>
/// <returns></returns>
public static AuthenticationProperties CreateProperties(GbmonoUser user)
{
// extract the user profile name from user name (email)
var userDisplayName = user.DisplayName;
// if profile display name exists in db
IDictionary <string, string> data = new Dictionary <string, string>
{
{ "userName", user.UserName },
{ "displayName", userDisplayName }
};
return(new AuthenticationProperties(data));
}
public async Task <IHttpActionResult> Create([FromBody] UserBindingModel model)
{
var displayName = model.UserName.Split('@')[0];
var user = new GbmonoUser()
{
UserName = model.UserName, Email = model.Email, CreateTime = DateTime.Now, DisplayName = displayName
};
IdentityResult result = await UserManager.CreateAsync(user, model.Password);
if (!result.Succeeded)
{
return(GetErrorResult(result));
}
return(Ok());
}
public async Task<IHttpActionResult> Create([FromBody]UserBindingModel model)
{
// check if user name already exists
var existedUser = UserManager.FindByName(model.UserName);
if(existedUser != null)
{
return new DataInvalidResult(string.Format("{0} 已经存在.", model.UserName), Request);
}
var displayName = model.UserName.Split('@')[0];
// we use email as username in gbmoni user db
var user = new GbmonoUser() { UserName = model.UserName, Email = model.Email, CreateTime = DateTime.Now, DisplayName = displayName };
IdentityResult result = await UserManager.CreateAsync(user, model.Password);
if (!result.Succeeded)
{
return new DataInvalidResult("注册失败.", Request);
}
return Ok();
}
/// <summary>
/// return user name, display name and other user related info
/// </summary>
/// <param name="user"></param>
/// <returns></returns>
public static AuthenticationProperties CreateProperties(GbmonoUser user)
{
// extract the user profile name from user name (email)
var userDisplayName = user.DisplayName;
// if profile display name exists in db
IDictionary<string, string> data = new Dictionary<string, string>
{
{ "userName", user.UserName },
{ "displayName", userDisplayName }
};
return new AuthenticationProperties(data);
}
