org.argeo.cms/src/org/argeo/cms/CmsLogin.java

   1 package org.argeo.cms;
   2
   3 import java.util.Collections;
   4 import java.util.List;
   5
   6 import org.apache.commons.logging.Log;
   7 import org.apache.commons.logging.LogFactory;
   8 import org.springframework.security.authentication.AnonymousAuthenticationToken;
   9 import org.springframework.security.authentication.AuthenticationManager;
  10 import org.springframework.security.authentication.UsernamePasswordAuthenticationToken;
  11 import org.springframework.security.core.Authentication;
  12 import org.springframework.security.core.authority.SimpleGrantedAuthority;
  13 import org.springframework.security.core.context.SecurityContextHolder;
  14 import org.springframework.security.core.userdetails.User;
  15 import org.springframework.security.core.userdetails.UserDetails;
  16
  17 /** Gateway for user login, can also generate the related UI. */
  18 public class CmsLogin {
  19         private final static Log log = LogFactory.getLog(CmsLogin.class);
  20         private AuthenticationManager authenticationManager;
  21         private String systemKey = "argeo";
  22
  23         protected void logInAsAnonymous() {
  24                 // TODO Better deal with anonymous authentication
  25                 try {
  26                         List<SimpleGrantedAuthority> anonAuthorities = Collections
  27                                         .singletonList(new SimpleGrantedAuthority("ROLE_ANONYMOUS"));
  28                         UserDetails anonUser = new User("anonymous", "", true, true, true,
  29                                         true, anonAuthorities);
  30                         AnonymousAuthenticationToken anonToken = new AnonymousAuthenticationToken(
  31                                         systemKey, anonUser, anonAuthorities);
  32                         Authentication authentication = authenticationManager
  33                                         .authenticate(anonToken);
  34                         SecurityContextHolder.getContext()
  35                                         .setAuthentication(authentication);
  36                 } catch (Exception e) {
  37                         throw new CmsException("Cannot authenticate", e);
  38                 }
  39         }
  40
  41         protected void logInWithPassword(String username, char[] password) {
  42                 UsernamePasswordAuthenticationToken token = new UsernamePasswordAuthenticationToken(
  43                                 username, new String(password));
  44                 Authentication authentication = authenticationManager
  45                                 .authenticate(token);
  46                 SecurityContextHolder.getContext().setAuthentication(authentication);
  47                 if (log.isDebugEnabled())
  48                         log.debug("Authenticated as " + authentication);
  49         }
  50
  51         /*
  52          * UI
  53          */
  54
  55         // @Override
  56         // public Control createUi(Composite parent, Node context)
  57         // throws RepositoryException {
  58         // Composite comp = new Composite(parent, SWT.NONE);
  59         // comp.setLayout(new GridLayout(1, true));
  60         // comp.setData(RWT.CUSTOM_VARIANT, CmsStyles.CMS_LOGIN);
  61         // refreshUi(comp);
  62         // return comp;
  63         // }
  64
  65         // protected void refreshUi(Composite comp) {
  66         // String username = SecurityContextHolder.getContext()
  67         // .getAuthentication().getName();
  68         // if (username.equals("anonymous"))
  69         // username = null;
  70         //
  71         // for (Control child : comp.getChildren()) {
  72         // child.dispose();
  73         // }
  74         //
  75         // Label l = new Label(comp, SWT.NONE);
  76         // l.setData(RWT.CUSTOM_VARIANT, CmsStyles.CMS_LOGIN);
  77         // l.setData(RWT.MARKUP_ENABLED, true);
  78         // l.setLayoutData(new GridData(SWT.CENTER, SWT.CENTER, true, false));
  79         // if (username != null) {
  80         // l.setText("<b>" + username + "</b>");
  81         // l.addMouseListener(new UserListener());
  82         // } else {
  83         // l.setText("Log in");
  84         // l.addMouseListener(new LoginListener());
  85         // }
  86         //
  87         // comp.pack();
  88         // }
  89
  90         public void setAuthenticationManager(
  91                         AuthenticationManager authenticationManager) {
  92                 this.authenticationManager = authenticationManager;
  93         }
  94
  95         public void setSystemKey(String systemKey) {
  96                 this.systemKey = systemKey;
  97         }
  98
  99         // private class UserListener extends MouseAdapter {
 100         // private static final long serialVersionUID = -3565359775509786183L;
 101         // private Control source;
 102         // private Shell dialog;
 103         //
 104         // @Override
 105         // public void mouseDown(MouseEvent e) {
 106         // source = ((Control) e.widget);
 107         // if (dialog != null) {
 108         // dialog.close();
 109         // dialog.dispose();
 110         // dialog = null;
 111         // } else {
 112         // dialog = createDialog(source);
 113         // }
 114         // }
 115         //
 116         // @SuppressWarnings("serial")
 117         // protected Shell createDialog(Control source) {
 118         // Shell dialog = new Shell(source.getDisplay(), SWT.NO_TRIM
 119         // | SWT.BORDER | SWT.ON_TOP);
 120         // dialog.setData(RWT.CUSTOM_VARIANT, CMS_USER_MENU);
 121         // dialog.setLayout(new GridLayout(1, false));
 122         //
 123         // final CmsSession cmsSession = (CmsSession) source.getDisplay()
 124         // .getData(CmsSession.KEY);
 125         //
 126         // Label l = new Label(dialog, SWT.NONE);
 127         // l.setData(RWT.CUSTOM_VARIANT, CMS_USER_MENU_ITEM);
 128         // l.setText("Log out");
 129         // GridData lData = new GridData(SWT.FILL, SWT.FILL, true, false);
 130         // lData.widthHint = 120;
 131         // l.setLayoutData(lData);
 132         //
 133         // l.addMouseListener(new MouseAdapter() {
 134         // public void mouseDown(MouseEvent e) {
 135         // SecurityContextHolder.getContext().setAuthentication(null);
 136         // UserListener.this.dialog.close();
 137         // UserListener.this.dialog.dispose();
 138         // cmsSession.authChange();
 139         // }
 140         // });
 141         //
 142         // dialog.pack();
 143         // dialog.layout();
 144         // dialog.setLocation(source.toDisplay(
 145         // source.getSize().x - dialog.getSize().x, source.getSize().y));
 146         // dialog.open();
 147         // return dialog;
 148         // }
 149         // }
 150         //
 151         // private class LoginListener extends MouseAdapter {
 152         // private static final long serialVersionUID = 677115566708451462L;
 153         // private Control source;
 154         // private Shell dialog;
 155         //
 156         // @Override
 157         // public void mouseDown(MouseEvent e) {
 158         // source = ((Control) e.widget);
 159         // if (dialog != null) {
 160         // dialog.close();
 161         // dialog.dispose();
 162         // dialog = null;
 163         // } else {
 164         // dialog = createDialog(source);
 165         // }
 166         // }
 167         //
 168         // @SuppressWarnings("serial")
 169         // protected Shell createDialog(Control source) {
 170         // Integer textWidth = 150;
 171         // Shell dialog = new Shell(source.getDisplay(), SWT.NO_TRIM
 172         // | SWT.BORDER | SWT.ON_TOP);
 173         // dialog.setData(RWT.CUSTOM_VARIANT, CMS_LOGIN_DIALOG);
 174         // dialog.setLayout(new GridLayout(2, false));
 175         //
 176         // new Label(dialog, SWT.NONE).setText("Username");
 177         // final Text username = new Text(dialog, SWT.BORDER);
 178         // username.setData(RWT.CUSTOM_VARIANT, CMS_LOGIN_DIALOG_USERNAME);
 179         // GridData gd = new GridData(SWT.FILL, SWT.FILL, true, false);
 180         // gd.widthHint = textWidth;
 181         // username.setLayoutData(gd);
 182         //
 183         // new Label(dialog, SWT.NONE).setText("Password");
 184         // final Text password = new Text(dialog, SWT.BORDER | SWT.PASSWORD);
 185         // password.setData(RWT.CUSTOM_VARIANT, CMS_LOGIN_DIALOG_PASSWORD);
 186         // gd = new GridData(SWT.FILL, SWT.FILL, true, false);
 187         // gd.widthHint = textWidth;
 188         // password.setLayoutData(gd);
 189         //
 190         // dialog.pack();
 191         // dialog.layout();
 192         // dialog.setLocation(source.toDisplay(
 193         // source.getSize().x - dialog.getSize().x, source.getSize().y));
 194         // dialog.open();
 195         //
 196         // // Listeners
 197         // TraverseListener tl = new TraverseListener() {
 198         // public void keyTraversed(TraverseEvent e) {
 199         // if (e.detail == SWT.TRAVERSE_RETURN)
 200         // login(username.getText(), password.getTextChars());
 201         // }
 202         // };
 203         // username.addTraverseListener(tl);
 204         // password.addTraverseListener(tl);
 205         // return dialog;
 206         // }
 207         //
 208         // protected void login(String username, char[] password) {
 209         // CmsSession cmsSession = (CmsSession) source.getDisplay().getData(
 210         // CmsSession.KEY);
 211         // logInWithPassword(username, password);
 212         // dialog.close();
 213         // dialog.dispose();
 214         // refreshUi(source.getParent());
 215         // cmsSession.authChange();
 216         // }
 217         //
 218         // }
 219 }