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// This Source Code is in the Public Domain per: http://litesoft.org/License.txt package org.litesoft.GWT.eventbus.server; import org.litesoft.GWT.eventbus.client.*; import org.litesoft.GWT.eventbus.client.eventpackages.*; import org.litesoft.GWT.eventbus.client.nonpublic.*; import org.litesoft.GWT.eventbus.server.nonpublic.*; import org.litesoft.*; import org.litesoft.commonfoundation.typeutils.*; public class AuthenticatedServerEventBus extends NonTemporaryServerEventBus { private AuthenticatedServerEventBusSupport mSupport; private IAuthenticationService mAuthenticationService; public Type getType() { return Type.Authenticated; } public AuthenticatedServerEventBus( int pClientIdNumber, AuthenticatedServerEventBusSupport pSupport, IAuthenticationService pAuthenticationService ) { super( pClientIdNumber ); Objects.assertNotNull( "AuthenticatedServerEventBusSupport", mSupport = pSupport ); mAuthenticationService = (pAuthenticationService != null) ? // pAuthenticationService : // IAuthenticationService.Null.INSTANCE; } public ISystemUser getLoggedInUser() { return mSupport.getLoggedInUserFromSEB( this ); } public AuthenticationData getAuthenticationData() { ISystemUser user = getLoggedInUser(); if ( user == null ) { String zLogoutMessage = mSupport.getLogoutMessageFromSEB( this ); return new AuthenticationData( zLogoutMessage ); } AppXtraLoginData zData = mSupport.getCurrentAppXtraLoginDataFromSEB( this ); return createSuccessfulAuthenticationData( user, zData ); } protected AuthenticationData createSuccessfulAuthenticationData( ISystemUser pUser, AppXtraLoginData pAppXtraLoginData ) { String zLoginUser = pUser.getLoginName(); String zUserKeyAsOpaqueString = pUser.getKeyAsOpaqueString(); String zUserDisplayName = pUser.getDisplayName(); String zThemeCode = pUser.getTheme(); return new AuthenticationData( zLoginUser, zUserKeyAsOpaqueString, zUserDisplayName, zThemeCode, // pAppXtraLoginData ); } public String isLocalDistributionFromPeerOK( EventPackage pPackage ) { try { if ( pPackage instanceof AuthenticationEventPackage ) { if ( pPackage instanceof SignOutEventPackage ) { SignOutEventPackage zSignOutRequest = (SignOutEventPackage) pPackage; signOut( zSignOutRequest.getMessage() ); return null; } if ( pPackage instanceof SignInRequestEventPackage ) { SignInRequestEventPackage zSignInRequest = (SignInRequestEventPackage) pPackage; signIn( zSignInRequest.getLoginName(), zSignInRequest.getPassword() ); return null; } return null; } return (mSupport.getLoggedInUserFromSEB( this ) != null) ? null : "Not Authenticated"; } catch ( RuntimeException e ) { // Fail on every kind of exception return "Exception: " + e.getMessage(); } } private void signOut( String pLogoutMessage ) { mSupport.clearLoggedInUserInformationOnSEB( this ); mSupport.setLogoutMessageOnSEB( this, pLogoutMessage ); mSupport.logoutRequestComplete( this ); } private void signIn( String pLoginName, String pPassword ) { mSupport.clearLogoutMessageOnSEB( this ); ISystemUser zSystemUser; try { zSystemUser = mSupport.authenticate( pLoginName, pPassword ); if ( zSystemUser == null ) { signInError( "Invalid User" ); return; } mAuthenticationService.adjustExistingClientWindowInstanceDataForNewUser( getClientWindowInstanceDataManager(), zSystemUser ); } catch ( AuthenticationException e ) { signInError( e.getMessage() ); return; } catch ( IllegalArgumentException e ) { signInError( e.getMessage() ); return; } catch ( RuntimeException e ) { mLogger.error.log( e ); signInError( "Authentication Issue" ); return; } AppXtraLoginData zData = mSupport.getCurrentAppXtraLoginDataFromSEB( this ); AuthenticationData zAuthenticationData = createSuccessfulAuthenticationData( zSystemUser, zData ); SignInResponseEventPackage.send( this, zAuthenticationData ); } private void signInError( String pError ) { SignInResponseEventPackage.send( this, new AuthenticationData( pError ) ); } public String toString() { return "Authenticated" + super.toString(); } } |