public AccessToken GetAccessToken(AccessRequest accessRequest)
{
OrganisationKeySerDes organisationKey = ExtractOrganisationKey(accessRequest.Key);
if (organisationKey == null)
{
throw new ApplicationException("Extract Organisation-Key process returned a null key.");
}
CheckKeyIsValid(organisationKey.Name, organisationKey.OKey);
AuthorisationEntity authorisation = GetAuthorisation(accessRequest.AuthenticationCode);
if (authorisation == null)
{
throw new ApplicationException("Could not find Authorisation entry in the database.");
}
AccessEnity access = CreateAccess(authorisation.UserId, accessRequest.Scope,
organisationKey.Name);
PersistAccess(access);
DeleteAuthorisation(authorisation);
AccessToken accessToken = CreateAccessToken(access);
return(accessToken);
}
private void DeleteAuthorisation(AuthorisationEntity authorisation)
{
IAuthorisationRepository authorisationRepo = AuthorisationRepoFactory.GetAuthorisationRepository(DatabaseOption.DatabaseEngine,
DatabaseOption.DbConnectionString);
authorisationRepo.DeleteAuthorisation(authorisation);
}
private void PersistAuthorisation(MessageDbCore.EntityClasses.Authorisation authorisation)
{
IAuthorisationRepository authorisationRepo = AuthorisationRepoFactory.GetAuthorisationRepository(DatabaseOption.DatabaseEngine,
DatabaseOption.DbConnectionString);
authorisationRepo.InsertAuthorisation(authorisation);
}
private MessageDbCore.EntityClasses.Authorisation CreateAuthorisation()
{
MessageDbCore.EntityClasses.Authorisation authorisation = new MessageDbCore.EntityClasses.Authorisation
{
AuthorisationCode = Guid.NewGuid(),
StartTime = DateTime.Now,
EndTime = DateTime.Now.AddDays(1),
};
return(authorisation);
}
private AuthorisationGrant CreateAuthorisationResult(AuthorisationRequest request,
MessageDbCore.EntityClasses.Authorisation authorisation)
{
AuthorisationGrant grant = new AuthorisationGrant
{
AuthorisationCode = authorisation.AuthorisationCode,
Scope = request.Scope,
Callback = request.Callback,
};
return(grant);
}
public AuthorisationGrant GetAuthorisationCode(AuthorisationRequest request)
{
User user = GetUserMatching(request.Username, request.Password);
if (user == null)
{
throw new ApplicationException("Could not find user matching Username and Password.");
}
MessageDbCore.EntityClasses.Authorisation authorisation = CreateAuthorisation();
PersistAuthorisation(authorisation);
return(CreateAuthorisationResult(request, authorisation));
}
private AuthorisationEntity GetAuthorisation(string authorisationCode)
{
Guid authorisationCodeGuid;
if (string.IsNullOrEmpty(authorisationCode) ||
!Guid.TryParse(authorisationCode, out authorisationCodeGuid))
{
return(null);
}
IAuthorisationRepository authorisationRepo = AuthorisationRepoFactory.GetAuthorisationRepository(DatabaseOption.DatabaseEngine,
DatabaseOption.DbConnectionString);
AuthorisationEntity authorisation = authorisationRepo.GetAuthorisationMatchingAuthCode(authorisationCodeGuid);
return(authorisation);
}