org.argeo.cms/src/org/argeo/cms/users/UserRolesPart.java

   1 package org.argeo.cms.users;
   2
   3 import java.util.ArrayList;
   4 import java.util.List;
   5
   6 import javax.jcr.Item;
   7 import javax.jcr.RepositoryException;
   8
   9 import org.argeo.ArgeoException;
  10 import org.argeo.cms.CmsUtils;
  11 import org.argeo.cms.viewers.EditablePart;
  12 import org.argeo.cms.viewers.NodePart;
  13 import org.argeo.cms.widgets.StyledControl;
  14 import org.argeo.jcr.ArgeoNames;
  15 import org.argeo.security.UserAdminService;
  16 import org.argeo.security.jcr.JcrSecurityModel;
  17 import org.argeo.security.jcr.JcrUserDetails;
  18 import org.eclipse.jface.viewers.CheckStateChangedEvent;
  19 import org.eclipse.jface.viewers.CheckboxTableViewer;
  20 import org.eclipse.jface.viewers.ColumnLabelProvider;
  21 import org.eclipse.jface.viewers.ICheckStateListener;
  22 import org.eclipse.jface.viewers.IStructuredContentProvider;
  23 import org.eclipse.jface.viewers.TableViewer;
  24 import org.eclipse.jface.viewers.TableViewerColumn;
  25 import org.eclipse.jface.viewers.Viewer;
  26 import org.eclipse.swt.SWT;
  27 import org.eclipse.swt.events.FocusEvent;
  28 import org.eclipse.swt.events.FocusListener;
  29 import org.eclipse.swt.events.MouseListener;
  30 import org.eclipse.swt.widgets.Composite;
  31 import org.eclipse.swt.widgets.Control;
  32 import org.eclipse.swt.widgets.Label;
  33 import org.eclipse.swt.widgets.Table;
  34 import org.eclipse.swt.widgets.TableColumn;
  35 import org.springframework.security.GrantedAuthority;
  36
  37 /** Display a single user main info once it has been created. */
  38 public class UserRolesPart extends StyledControl implements EditablePart,
  39                 NodePart, FocusListener {
  40         private static final long serialVersionUID = -6013980335975055846L;
  41
  42         private CheckboxTableViewer rolesViewer;
  43         private Table table;
  44
  45         private JcrUserDetails userDetails;
  46         private UserAdminService userAdminService;
  47         private List<String> roles;
  48
  49         // FIXME
  50         // private final Image checked;
  51
  52         // TODO implement to provide user creation ability for anonymous user?
  53         // public UserPart(Composite parent, int swtStyle) {
  54         // super(parent, swtStyle);
  55         // }
  56
  57         public UserRolesPart(Composite parent, int style, Item item,
  58                         UserAdminService userAdminService, JcrSecurityModel jcrSecurityModel)
  59                         throws RepositoryException {
  60                 this(parent, style, item, true);
  61         }
  62
  63         public UserRolesPart(Composite parent, int style, Item item,
  64                         boolean cacheImmediately) throws RepositoryException {
  65                 super(parent, style, item, cacheImmediately);
  66                 // checked = new Image(parent, imageData);
  67         }
  68
  69         @Override
  70         public Item getItem() throws RepositoryException {
  71                 return getNode();
  72         }
  73
  74         public void setMouseListener(MouseListener mouseListener) {
  75                 super.setMouseListener(mouseListener);
  76                 table.addMouseListener(mouseListener);
  77         }
  78
  79         @Override
  80         protected Control createControl(Composite box, String style) {
  81                 box.setLayout(CmsUtils.noSpaceGridLayout());
  82
  83                 Label header = new Label(box, SWT.NONE);
  84                 header.setText(" Groups");
  85                 CmsUtils.style(header, UserStyles.USER_FORM_TITLE);
  86                 header.setLayoutData(CmsUtils.fillWidth());
  87
  88                 int swtStyle = SWT.CHECK | SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL;
  89                 if (!isEditing())
  90                         swtStyle |= SWT.READ_ONLY;
  91
  92                 table = new Table(box, swtStyle);
  93                 table.setLinesVisible(true);
  94                 table.setHeaderVisible(false);
  95                 CmsUtils.style(table, style);
  96
  97                 rolesViewer = new CheckboxTableViewer(table);
  98
  99                 TableViewerColumn column;
 100
 101                 // check column
 102                 // TableViewerColumn column = createTableViewerColumn(rolesViewer,
 103                 // "checked", 20);
 104                 // column.setLabelProvider(new ColumnLabelProvider() {
 105                 // public String getText(Object element) {
 106                 // return null;
 107                 // }
 108
 109                 // public Image getImage(Object element) {
 110                 // String role = element.toString();
 111                 // if (roles.contains(role)) {
 112                 //
 113                 // return ROLE_CHECKED;
 114                 // } else {
 115                 // return null;
 116                 // }
 117                 //
 118                 // }
 119                 // );
 120                 // column.setEditingSupport(new RoleEditingSupport(rolesViewer, part));
 121
 122                 // role column
 123                 column = createTableViewerColumn(rolesViewer, "Role", 400);
 124                 column.setLabelProvider(new ColumnLabelProvider() {
 125                         private static final long serialVersionUID = -7334412925967366255L;
 126
 127                         public String getText(Object element) {
 128                                 return element.toString();
 129                         }
 130                 });
 131                 rolesViewer.setContentProvider(new RolesContentProvider());
 132                 rolesViewer.setInput(userAdminService.listEditableRoles().toArray());
 133
 134                 // try to prevent edition on read only nodes. Does not work.
 135                 // rolesViewer.setAllGrayed(!isEditing());
 136
 137                 rolesViewer.addCheckStateListener(new ICheckStateListener() {
 138
 139                         @Override
 140                         public void checkStateChanged(CheckStateChangedEvent event) {
 141                                 String name = (String) event.getElement();
 142                                 boolean contained = roles.contains(name);
 143                                 boolean checked = event.getChecked();
 144                                 if (checked != contained) {
 145                                         if (!contained)
 146                                                 roles.add(name);
 147                                         else
 148                                                 roles.remove(name);
 149                                         userDetails = userDetails.cloneWithNewRoles(roles);
 150                                         userAdminService.updateUser(userDetails);
 151                                 }
 152                         }
 153                 });
 154                 return table;
 155         }
 156
 157         // THE LISTENER
 158         @Override
 159         public void focusGained(FocusEvent e) {
 160                 // Do nothing
 161         }
 162
 163         @Override
 164         public void focusLost(FocusEvent e) {
 165                 // Save change if needed
 166                 // Text text = (Text) e.getSource();
 167         }
 168
 169         // private final static Image ROLE_CHECKED = SecurityAdminPlugin
 170         // .getImageDescriptor("icons/security.gif").createImage();
 171
 172         public void setUserAdminService(UserAdminService userAdminService) {
 173                 this.userAdminService = userAdminService;
 174
 175                 try {
 176                         String username = getNode().getProperty(ArgeoNames.ARGEO_USER_ID)
 177                                         .getString();
 178                         // ;
 179
 180                         if (userAdminService.userExists(username)) {
 181                                 JcrUserDetails userDetails = (JcrUserDetails) userAdminService
 182                                                 .loadUserByUsername(username);
 183                                 setUserDetails(userDetails);
 184                         }
 185                 } catch (Exception e) {
 186                         throw new ArgeoException("Cannot retrieve userDetails for "// +
 187                                                                                                                                                 // username
 188                                         , e);
 189                 }
 190
 191         }
 192
 193         public void setUserDetails(JcrUserDetails userDetails) {
 194                 this.userDetails = userDetails;
 195
 196                 this.roles = new ArrayList<String>();
 197                 for (GrantedAuthority ga : userDetails.getAuthorities())
 198                         roles.add(ga.getAuthority());
 199                 if (rolesViewer != null)
 200                         rolesViewer.refresh();
 201         }
 202
 203         protected TableViewerColumn createTableViewerColumn(TableViewer viewer,
 204                         String title, int bound) {
 205                 final TableViewerColumn viewerColumn = new TableViewerColumn(viewer,
 206                                 SWT.NONE);
 207                 final TableColumn column = viewerColumn.getColumn();
 208                 column.setText(title);
 209                 column.setWidth(bound);
 210                 column.setResizable(true);
 211                 column.setMoveable(true);
 212                 return viewerColumn;
 213
 214         }
 215
 216         public List<String> getRoles() {
 217                 return roles;
 218         }
 219
 220         public void refresh() {
 221
 222                 // return roles.toArray();
 223                 rolesViewer.setCheckedElements(roles.toArray()); // setSelection(1);
 224                 // rolesViewer.setInput(roles);
 225                 rolesViewer.refresh();
 226         }
 227
 228         private class RolesContentProvider implements IStructuredContentProvider {
 229                 private static final long serialVersionUID = 4119915828862214310L;
 230
 231                 public Object[] getElements(Object inputElement) {
 232                         return userAdminService.listEditableRoles().toArray();
 233                 }
 234
 235                 public void dispose() {
 236                 }
 237
 238                 public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
 239                         viewer.refresh();
 240                 }
 241         }
 242
 243         // /** Select the columns by editing the checkbox in the first column */
 244         // class RoleEditingSupport extends EditingSupport {
 245         //
 246         // private final TableViewer viewer;
 247         //
 248         // public RoleEditingSupport(TableViewer viewer) {
 249         // super(viewer);
 250         // this.viewer = viewer;
 251         // }
 252         //
 253         // @Override
 254         // protected CellEditor getCellEditor(Object element) {
 255         // return new CheckboxCellEditor(null, SWT.CHECK | SWT.READ_ONLY);
 256         //
 257         // }
 258         //
 259         // @Override
 260         // protected boolean canEdit(Object element) {
 261         // return true;
 262         // }
 263         //
 264         // @Override
 265         // protected Object getValue(Object element) {
 266         // String role = element.toString();
 267         // return roles.contains(role);
 268         //
 269         // }
 270         //
 271         // @Override
 272         // protected void setValue(Object element, Object value) {
 273         // Boolean inRole = (Boolean) value;
 274         // String role = element.toString();
 275         // if (inRole && !roles.contains(role)) {
 276         // roles.add(role);
 277         // } else if (!inRole && roles.contains(role)) {
 278         // roles.remove(role);
 279         // }
 280         // viewer.refresh();
 281         // }
 282         // }
 283
 284 }