/// <summary>
/// Generates a random token
/// </summary>
/// <returns></returns>
public async Task <string> MakeOauthToken(DeltaConnection conn, ObjectId oauthApp, uint oauthScope)
{
//Generate a unique string
string token = Tools.SecureStringTool.GenerateSecureString(62);
while (await conn.AuthenticateUserToken(token) != null)
{
token = Tools.SecureStringTool.GenerateSecureString(62);
}
//Add some information. This is for future use
token = "A." + token;
//Now, create a token object
DbToken t = new DbToken
{
created_utc = DateTime.UtcNow,
token = token,
user_id = _id,
_id = MongoDB.Bson.ObjectId.GenerateNewId(),
oauth_application = oauthApp,
oauth_scope = oauthScope
};
//Insert
await conn.system_tokens.InsertOneAsync(t);
//Return string
return(token);
}
/// <summary>
/// Authenticates a user using their token
/// </summary>
/// <param name="conn"></param>
/// <param name="token"></param>
/// <returns></returns>
public static async Task <DbUser> AuthenticateUserToken(DeltaDatabaseConnection conn, string token)
{
//First, get our token object
DbToken tok = await conn.GetTokenByTokenAsync(token);
if (tok == null)
{
return(null);
}
//Now, get our user
var u = await conn.GetUserByIdAsync(tok.user_id);
if (u == null)
{
return(null);
}
return(u);
}
