/*!
* This program is free software; you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License, version 2.1 as published by the Free Software
* Foundation.
*
* You should have received a copy of the GNU Lesser General Public License along with this
* program; if not, you can obtain a copy at http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html
* or from the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU Lesser General Public License for more details.
*
* Copyright (c) 2002-2013 Pentaho Corporation.. All rights reserved.
*/
package org.pentaho.gwt.widgets.login.client;
import com.google.gwt.http.client.Request;
import com.google.gwt.http.client.RequestBuilder;
import com.google.gwt.http.client.RequestCallback;
import com.google.gwt.http.client.RequestException;
import com.google.gwt.http.client.Response;
import com.google.gwt.http.client.URL;
import com.google.gwt.user.client.Cookies;
import com.google.gwt.user.client.Window;
import com.google.gwt.user.client.rpc.AsyncCallback;
import com.google.gwt.user.client.ui.ChangeListener;
import com.google.gwt.user.client.ui.CheckBox;
import com.google.gwt.user.client.ui.HTML;
import com.google.gwt.user.client.ui.HasHorizontalAlignment;
import com.google.gwt.user.client.ui.HasVerticalAlignment;
import com.google.gwt.user.client.ui.Label;
import com.google.gwt.user.client.ui.ListBox;
import com.google.gwt.user.client.ui.PasswordTextBox;
import com.google.gwt.user.client.ui.SimplePanel;
import com.google.gwt.user.client.ui.TextBox;
import com.google.gwt.user.client.ui.VerticalPanel;
import com.google.gwt.user.client.ui.Widget;
import org.pentaho.gwt.widgets.client.dialogs.IDialogCallback;
import org.pentaho.gwt.widgets.client.dialogs.PromptDialogBox;
import org.pentaho.gwt.widgets.client.utils.StringTokenizer;
import org.pentaho.gwt.widgets.client.messages.Messages;
import java.util.LinkedHashMap;
import java.util.Map;
public class LoginDialog extends PromptDialogBox {
private AsyncCallback<Boolean> outerCallback; // from outside context
private final TextBox userTextBox = new TextBox();
private final ListBox usersListBox = new ListBox();
private final PasswordTextBox passwordTextBox = new PasswordTextBox();
private CheckBox newWindowChk = new CheckBox();
private String returnLocation = null;
private static boolean showUsersList = false;
private static boolean showNewWindowOption = false;
private static boolean openInNewWindowDefault = false;
private static LoginDialog loginDialog;
private static LinkedHashMap<String, String[]> defaultUsers = new LinkedHashMap<String, String[]>();
private final IDialogCallback myCallback = new IDialogCallback() {
public void cancelPressed() {
outerCallback.onFailure( new AuthenticationCanceledException( Messages.getString( "authCanceled" ) ) ); //$NON-NLS-1$
}
public void okPressed() {
RequestBuilder builder = new RequestBuilder( RequestBuilder.POST, getWebAppPath() + "j_spring_security_check" ); //$NON-NLS-1$
String username = userTextBox.getText();
String password = passwordTextBox.getText();
String requestData =
"j_username=" + URL.encodeComponent( username ) + "&j_password=" + URL.encodeComponent( password ); //$NON-NLS-1$ //$NON-NLS-2$
builder.setHeader( "Content-Type", "application/x-www-form-urlencoded" ); //$NON-NLS-1$ //$NON-NLS-2$
RequestCallback callback = new RequestCallback() {
public void onError( Request request, Throwable exception ) {
outerCallback.onFailure( exception );
}
public void onResponseReceived( Request request, Response response ) {
if ( Response.SC_OK == response.getStatusCode() ) {
outerCallback.onSuccess( false );
} else {
outerCallback.onFailure( new AuthenticationFailedException( Messages.getString( "authFailed" ) ) ); //$NON-NLS-1$
}
}
};
try {
builder.sendRequest( requestData, callback ); //$NON-NLS-1$ //$NON-NLS-2$
} catch ( RequestException e ) {
e.printStackTrace();
}
}
};
public LoginDialog() {
super( Messages.getString( "login" ), Messages.getString( "login" ), Messages.getString( "cancel" ), false, true ); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
setCallback( myCallback );
this.addStyleName( "login-dialog" );
// TODO Once we have a service available which actually returns the show user list information we can uncomment this
// section
/*
* RequestBuilder requestBuilder = new RequestBuilder(RequestBuilder.GET, getWebAppPath() +
* "content/ws-run/loginService/isShowUsersList"); //$NON-NLS-1$ try { requestBuilder.sendRequest(null, new
* RequestCallback() { public void onError(Request request, Throwable exception) { getLoginSettingsAndShow(false); }
*
* public void onResponseReceived(Request request, Response response) { if (Response.SC_OK ==
* response.getStatusCode()) { Document messageDom = XMLParser.parse(response.getText()); NodeList list =
* messageDom.getElementsByTagName("return"); //$NON-NLS-1$ if(list != null && list.getLength() == 1) { String
* returnValue = list.item(0).getFirstChild().getNodeValue(); if(returnValue != null && returnValue.length() > 0) {
* getLoginSettingsAndShow(new Boolean(returnValue)); } } } else { getLoginSettingsAndShow(false); } } }); } catch
* (RequestException e) { getLoginSettingsAndShow(false); }
*/
getLoginSettingsAndShow( false );
}
public void getLoginSettingsAndShow( final boolean showUsersListDefault ) {
// TODO Once we have a service available which actually returns the login setings information we can uncomment this
// section
/*
* RequestBuilder requestBuilder = new RequestBuilder(RequestBuilder.GET, getWebAppPath() +
* "content/ws-run/loginService/getLoginSettings"); //$NON-NLS-1$ try { requestBuilder.sendRequest(null, new
* RequestCallback() { public void onError(Request request, Throwable exception) {
* setContent(buildLoginPanel(false)); if (isAttached() && isVisible()) { center(); } }
*
* public void onResponseReceived(Request request, Response response) { if (Response.SC_OK ==
* response.getStatusCode()) { Document messageDom = XMLParser.parse(response.getText()); List<String> userIdList =
* new ArrayList<String>(); List<String> userDisplayNameList = new ArrayList<String>(); List<String> passwordList =
* new ArrayList<String>(); Boolean showUser = null; Boolean openInNewWindow = null;
*
* NodeList passwordNodeList = messageDom.getElementsByTagName("passwords"); //$NON-NLS-1$ NodeList
* userDisplayNameNodeList = messageDom.getElementsByTagName("userDisplayNames"); //$NON-NLS-1$ NodeList
* userIdNodeList = messageDom.getElementsByTagName("userIds"); //$NON-NLS-1$ NodeList openInNewWindowNodeList =
* messageDom.getElementsByTagName("openInNewWindow"); //$NON-NLS-1$ NodeList showUsersNodeList =
* messageDom.getElementsByTagName("showUsersList"); //$NON-NLS-1$
*
* for (int i = 0; i < passwordNodeList.getLength(); i++) { Element element = (Element)passwordNodeList.item(i);
* passwordList.add(element.getFirstChild().getNodeValue()); } for (int i = 0; i <
* userDisplayNameNodeList.getLength(); i++) { Element element = (Element)userDisplayNameNodeList.item(i);
* userDisplayNameList.add(element.getFirstChild().getNodeValue()); } for (int i = 0; i <
* userIdNodeList.getLength(); i++) { Element element = (Element)userIdNodeList.item(i);
* userIdList.add(element.getFirstChild().getNodeValue()); } if(openInNewWindowNodeList != null &&
* openInNewWindowNodeList.getLength() == 1) { String openInNewWindowValue =
* openInNewWindowNodeList.item(0).getFirstChild().getNodeValue(); if(openInNewWindowValue != null &&
* openInNewWindowValue.length() > 0) { openInNewWindow = new Boolean(openInNewWindowValue); } }
* if(showUsersNodeList != null && showUsersNodeList.getLength() == 1) { String showUserValue =
* showUsersNodeList.item(0).getFirstChild().getNodeValue(); if(showUserValue != null && showUserValue.length() > 0)
* { showUser = new Boolean(showUserValue); } } // build default users list defaultUsers.clear();
* defaultUsers.put(Messages.getString("selectUser"), new String[] { "", "" }); //$NON-NLS-1$ //$NON-NLS-2$
* //$NON-NLS-3$ for (int i = 0; i < userIdList.size(); i++) { defaultUsers.put(userDisplayNameList.get(i), new
* String[] { userIdList.get(i).trim(), passwordList.get(i).trim() }); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ }
* // provide the opportunity to override showUsersList with a setting if (showUser != null) { //$NON-NLS-1$
* showUsersList = showUser; //$NON-NLS-1$ //$NON-NLS-2$ } // get the default 'open in new window' flag, this is the
* default, overridden by a cookie if(openInNewWindow != null) { openInNewWindowDefault = openInNewWindow;
* //$NON-NLS-1$ //$NON-NLS-2$ } } setContent(buildLoginPanel(openInNewWindowDefault)); if (isAttached() &&
* isVisible()) { center(); } } }); } catch (RequestException e) {
* setContent(buildLoginPanel(openInNewWindowDefault)); if (isAttached() && isVisible()) { center(); } }
*/
setContent( buildLoginPanel( openInNewWindowDefault ) );
if ( isAttached() && isVisible() ) {
center();
}
}
public LoginDialog( AsyncCallback callback, boolean showNewWindowOption ) {
this();
setCallback( callback );
setShowNewWindowOption( showNewWindowOption );
}
public void setShowNewWindowOption( boolean show ) {
showNewWindowOption = show;
}
public boolean getShowNewWindowOption() {
return showNewWindowOption;
}
public static void performLogin( final AsyncCallback callback ) {
loginDialog = new LoginDialog( callback, false );
loginDialog.show();
loginDialog.center();
}
private Widget buildLoginPanel( boolean openInNewWindowDefault ) {
userTextBox.setWidth( "100%" ); //$NON-NLS-1$
passwordTextBox.setWidth( "100%" ); //$NON-NLS-1$
usersListBox.setWidth( "100%" ); //$NON-NLS-1$
VerticalPanel loginPanel = new VerticalPanel();
loginPanel.setHorizontalAlignment( HasHorizontalAlignment.ALIGN_LEFT );
loginPanel.setVerticalAlignment( HasVerticalAlignment.ALIGN_TOP );
SimplePanel spacer;
if ( showUsersList ) {
// populate default users list box
addDefaultUsers();
loginPanel.add( new Label( Messages.getString( "sampleUser" ) + ":" ) ); //$NON-NLS-1$ //$NON-NLS-2$
loginPanel.add( usersListBox );
spacer = new SimplePanel();
spacer.setHeight( "8px" ); //$NON-NLS-1$
loginPanel.add( spacer );
}
loginPanel.add( new Label( Messages.getString( "username" ) + ":" ) ); //$NON-NLS-1$ //$NON-NLS-2$
loginPanel.add( userTextBox );
spacer = new SimplePanel();
spacer.setHeight( "8px" ); //$NON-NLS-1$
loginPanel.add( spacer );
loginPanel.setCellHeight( spacer, "8px" ); //$NON-NLS-1$
loginPanel.add( new HTML( Messages.getString( "password" ) + ":" ) ); //$NON-NLS-1$ //$NON-NLS-2$
loginPanel.add( passwordTextBox );
boolean reallyShowNewWindowOption = openInNewWindowDefault;
String showNewWindowOverride = Window.Location.getParameter( "showNewWindowOption" ); //$NON-NLS-1$
if ( showNewWindowOverride != null && !"".equals( showNewWindowOverride ) ) { //$NON-NLS-1$
// if the override is set, we MUST obey it above all else
reallyShowNewWindowOption = "true".equals( showNewWindowOverride ); //$NON-NLS-1$
} else if ( getReturnLocation() != null && !"".equals( getReturnLocation() ) ) { //$NON-NLS-1$
StringTokenizer st = new StringTokenizer( getReturnLocation(), "?&" ); //$NON-NLS-1$
// first token will be ignored, it is 'up to the ?'
for ( int i = 1; i < st.countTokens(); i++ ) {
StringTokenizer paramTokenizer = new StringTokenizer( st.tokenAt( i ), "=" ); //$NON-NLS-1$
if ( paramTokenizer.countTokens() == 2 ) {
// we've got a name=value token
if ( paramTokenizer.tokenAt( 0 ).equalsIgnoreCase( "showNewWindowOption" ) ) { //$NON-NLS-1$
reallyShowNewWindowOption = "true".equals( paramTokenizer.tokenAt( 1 ) ); //$NON-NLS-1$
break;
}
}
}
}
// New Window checkbox
if ( reallyShowNewWindowOption ) {
spacer = new SimplePanel();
spacer.setHeight( "8px" ); //$NON-NLS-1$
loginPanel.add( spacer );
loginPanel.setCellHeight( spacer, "8px" ); //$NON-NLS-1$
newWindowChk.setText( Messages.getString( "launchInNewWindow" ) ); //$NON-NLS-1$
String cookieCheckedVal = Cookies.getCookie( "loginNewWindowChecked" ); //$NON-NLS-1$
if ( cookieCheckedVal != null ) {
newWindowChk.setChecked( Boolean.parseBoolean( cookieCheckedVal ) );
} else {
// default is false, per BISERVER-2384
newWindowChk.setChecked( openInNewWindowDefault );
}
loginPanel.add( newWindowChk );
}
userTextBox.setTabIndex( 1 );
passwordTextBox.setTabIndex( 2 );
if ( reallyShowNewWindowOption ) {
newWindowChk.setTabIndex( 3 );
}
passwordTextBox.setText( "" ); //$NON-NLS-1$
setFocusWidget( userTextBox );
return loginPanel;
}
public void setCallback( AsyncCallback<Boolean> callback ) {
outerCallback = callback;
}
public void addDefaultUsers() {
usersListBox.clear();
for ( Map.Entry<String, String[]> entry : defaultUsers.entrySet() ) {
usersListBox.addItem( entry.getKey() );
}
usersListBox.addChangeListener( new ChangeListener() {
public void onChange( Widget sender ) {
String key = usersListBox.getValue( usersListBox.getSelectedIndex() );
userTextBox.setText( defaultUsers.get( key )[0] );
passwordTextBox.setText( defaultUsers.get( key )[1] );
}
} );
}
public String getReturnLocation() {
return returnLocation;
}
public void setReturnLocation( String returnLocation ) {
this.returnLocation = returnLocation;
// the return location might have a parameter in the url to configure options,
// so we must rebuild the UI if the return location is changed
setContent( buildLoginPanel( openInNewWindowDefault ) );
}
private String getWebAppPath() {
String[] pathArray = Window.Location.getPath().split( "/" );
// TODO Figure out how this webAppPath will work in a root web app
return "/" + pathArray[1] + "/";
}
public static boolean isHidden() {
if ( loginDialog == null ) {
return true;
} else {
return !loginDialog.isShowing();
}
}
}