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package gui.core;
import java.util.Collections;
import java.util.Comparator;
import java.util.List;
import org.apache.log4j.Logger;
import org.apache.thrift.TException;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.widgets.Shell;
import org.openslx.bwlp.thrift.iface.Organization;
import org.openslx.bwlp.thrift.iface.UserInfo;
import org.openslx.thrifthelper.ThriftManager;
import auth.BWIDMAuthenticator;
import auth.BaseAuthenticator.AuthenticatorCallback;
import edu.kit.scc.dei.ecplean.ECPAuthenticationException;
import gui.GuiManager;
public class LoginGUI extends LoginComposite {
private final static Logger LOGGER = Logger.getLogger(LoginGUI.class);
private final String NO_USERNAME = "Kein Benutzername angegeben!";
private final String NO_PASSWORD = "Kein Passwort angegeben!";
private String username = null;
private String password = null;
/**
* @param mainShell
*/
public LoginGUI(final Shell mainShell) {
// call the constructor of the superclass
super(mainShell);
// entries in the combo
List<Organization> orgs = null;
try {
orgs = ThriftManager.getMasterClient().getOrganizations();
} catch (TException e) {
LOGGER.error(
"Could not fetch the IdP list from the masterserver! See trace:", e);
// in this case, we can just call the default fillIdPCombo method of the
// superclass
idpCombo.add("No entries");
}
// all fine, lets sort it
Collections.sort(orgs, new Comparator<Organization>() {
public int compare(Organization o1, Organization o2) {
return o1.getDisplayName().compareTo(o2.getDisplayName());
}
});
for (Organization o : orgs) {
idpCombo.add(o.displayName);
idpCombo.setData(o.displayName, o);
}
idpCombo.select(0);
// actions of the login button
loginButton.addSelectionListener(new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
try {
doLogin(loginType);
} catch (ECPAuthenticationException ae) {
LOGGER.error("Authentication error, see trace: ", ae);
GuiManager.showMessage(ae.getMessage());
}
}
});
// for save username checkbox.
saveUsernameCheck.addSelectionListener(new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
// clickedSaveUsernameCheck();
}
});
// selecting the "Authentifizierung über bwIDM" radio button
authButtons[0].addSelectionListener(new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
idpText.setVisible(true);
idpCombo.setVisible(true);
loginType = LOGIN_TYPE.BWIDM;
}
});
// selecting the "Test-Zugang mit festem Benutzer" radio button
authButtons[1].addSelectionListener(new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
idpText.setVisible(false);
idpCombo.setVisible(false);
loginType = LOGIN_TYPE.BWLP;
}
});
authButtons[2].setEnabled(false);
// selecting the "Direkte Verbindung zum Satteliten" radio button
authButtons[2].addSelectionListener(new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
idpText.setVisible(false);
idpCombo.setVisible(false);
loginType = LOGIN_TYPE.SAT;
}
});
}
/**
* Actually do the login using the username/password in the field using the
* authentication mechanism corresponding to the selected authButton
* @throws ECPAuthenticationException
*/
private void doLogin(LOGIN_TYPE loginType) throws ECPAuthenticationException {
// here we only check for the fields
username = usernameText.getText();
password = passwordText.getText();
// login clicked, lets first read the fields
if (username == null) {
// tell the GUIManager to show an error to the user
// TODO either popup or in the bottom status bar
GuiManager.showMessage(NO_USERNAME);
return;
}
if (password == null) {
// tell the GUIManager to show an error to the user
// TODO either popup or in the bottom status bar
GuiManager.showMessage(NO_PASSWORD);
return;
}
// get the index of the selected item in the combobox
int selectionIndex = idpCombo.getSelectionIndex();
if (selectionIndex == -1) {
LOGGER
.error("No IdP is selected in the combobox. There should be a default value!");
return;
}
Organization selectedOrg =
(Organization) idpCombo.getData(idpCombo.getItem(selectionIndex));
// now switch over the login types.
switch (loginType) {
case BWIDM:
BWIDMAuthenticator bwidmAuth = new BWIDMAuthenticator(
selectedOrg.getEcpUrl());
bwidmAuth.login(username, password, new AuthenticatorCallback() {
@Override
public void postLogin(UserInfo user) {
LOGGER.info(user.firstName + " " + user.lastName);
if (user != null)
GuiManager.addContent(new DisclaimerComposite(getShell()));
}
});
break;
case BWLP:
LOGGER.info("bwlp");
break;
case SAT:
LOGGER.info("sat");
break;
default:
LOGGER.error("derp");
break;
}
return;
}
}
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