swt/org.argeo.tool.devops.e4/src/org/argeo/cms/swt/useradmin/PickUpUserDialog.java

   1 package org.argeo.cms.swt.useradmin;
   2
   3 import java.util.ArrayList;
   4 import java.util.List;
   5
   6 import org.argeo.api.acr.ldap.LdapAttr;
   7 import org.argeo.api.acr.ldap.LdapObj;
   8 import org.argeo.api.cms.CmsConstants;
   9 import org.argeo.eclipse.ui.ColumnDefinition;
  10 import org.argeo.eclipse.ui.EclipseUiException;
  11 import org.argeo.eclipse.ui.EclipseUiUtils;
  12 import org.eclipse.jface.dialogs.MessageDialog;
  13 import org.eclipse.jface.dialogs.TrayDialog;
  14 import org.eclipse.jface.viewers.DoubleClickEvent;
  15 import org.eclipse.jface.viewers.IDoubleClickListener;
  16 import org.eclipse.jface.viewers.ISelectionChangedListener;
  17 import org.eclipse.jface.viewers.IStructuredSelection;
  18 import org.eclipse.jface.viewers.SelectionChangedEvent;
  19 import org.eclipse.jface.viewers.TableViewer;
  20 import org.eclipse.swt.SWT;
  21 import org.eclipse.swt.events.SelectionAdapter;
  22 import org.eclipse.swt.events.SelectionEvent;
  23 import org.eclipse.swt.events.SelectionListener;
  24 import org.eclipse.swt.layout.FillLayout;
  25 import org.eclipse.swt.layout.GridData;
  26 import org.eclipse.swt.layout.GridLayout;
  27 import org.eclipse.swt.widgets.Button;
  28 import org.eclipse.swt.widgets.Composite;
  29 import org.eclipse.swt.widgets.Control;
  30 import org.eclipse.swt.widgets.Shell;
  31 import org.osgi.framework.InvalidSyntaxException;
  32 import org.osgi.service.useradmin.Group;
  33 import org.osgi.service.useradmin.Role;
  34 import org.osgi.service.useradmin.User;
  35 import org.osgi.service.useradmin.UserAdmin;
  36
  37 /** Dialog with a user (or group) list to pick up one */
  38 public class PickUpUserDialog extends TrayDialog {
  39         private static final long serialVersionUID = -1420106871173920369L;
  40
  41         // Business objects
  42         private final UserAdmin userAdmin;
  43         private User selectedUser;
  44
  45         // this page widgets and UI objects
  46         private String title;
  47         private LdifUsersTable userTableViewerCmp;
  48         private TableViewer userViewer;
  49         private List<ColumnDefinition> columnDefs = new ArrayList<ColumnDefinition>();
  50
  51         /**
  52          * A dialog to pick up a group or a user, showing a table with default
  53          * columns
  54          */
  55         public PickUpUserDialog(Shell parentShell, String title, UserAdmin userAdmin) {
  56                 super(parentShell);
  57                 this.title = title;
  58                 this.userAdmin = userAdmin;
  59
  60                 columnDefs.add(new ColumnDefinition(new UserLP(UserLP.COL_ICON), "",
  61                                 24, 24));
  62                 columnDefs.add(new ColumnDefinition(
  63                                 new UserLP(UserLP.COL_DISPLAY_NAME), "Common Name", 150, 100));
  64                 columnDefs.add(new ColumnDefinition(new UserLP(UserLP.COL_DOMAIN),
  65                                 "Domain", 100, 120));
  66                 columnDefs.add(new ColumnDefinition(new UserLP(UserLP.COL_DN),
  67                                 "Distinguished Name", 300, 100));
  68         }
  69
  70         /** A dialog to pick up a group or a user */
  71         public PickUpUserDialog(Shell parentShell, String title,
  72                         UserAdmin userAdmin, List<ColumnDefinition> columnDefs) {
  73                 super(parentShell);
  74                 this.title = title;
  75                 this.userAdmin = userAdmin;
  76                 this.columnDefs = columnDefs;
  77         }
  78
  79         @Override
  80         protected void okPressed() {
  81                 if (getSelected() == null)
  82                         MessageDialog.openError(getShell(), "No user chosen",
  83                                         "Please, choose a user or press Cancel.");
  84                 else
  85                         super.okPressed();
  86         }
  87
  88         protected Control createDialogArea(Composite parent) {
  89                 Composite dialogArea = (Composite) super.createDialogArea(parent);
  90                 dialogArea.setLayout(new FillLayout());
  91
  92                 Composite bodyCmp = new Composite(dialogArea, SWT.NO_FOCUS);
  93                 bodyCmp.setLayout(new GridLayout());
  94
  95                 // Create and configure the table
  96                 userTableViewerCmp = new MyUserTableViewer(bodyCmp, SWT.MULTI
  97                                 | SWT.H_SCROLL | SWT.V_SCROLL);
  98
  99                 userTableViewerCmp.setColumnDefinitions(columnDefs);
 100                 userTableViewerCmp.populateWithStaticFilters(false, false);
 101                 GridData gd = EclipseUiUtils.fillAll();
 102                 gd.minimumHeight = 300;
 103                 userTableViewerCmp.setLayoutData(gd);
 104                 userTableViewerCmp.refresh();
 105
 106                 // Controllers
 107                 userViewer = userTableViewerCmp.getTableViewer();
 108                 userViewer.addDoubleClickListener(new MyDoubleClickListener());
 109                 userViewer
 110                                 .addSelectionChangedListener(new MySelectionChangedListener());
 111
 112                 parent.pack();
 113                 return dialogArea;
 114         }
 115
 116         public User getSelected() {
 117                 if (selectedUser == null)
 118                         return null;
 119                 else
 120                         return selectedUser;
 121         }
 122
 123         protected void configureShell(Shell shell) {
 124                 super.configureShell(shell);
 125                 shell.setText(title);
 126         }
 127
 128         class MyDoubleClickListener implements IDoubleClickListener {
 129                 public void doubleClick(DoubleClickEvent evt) {
 130                         if (evt.getSelection().isEmpty())
 131                                 return;
 132
 133                         Object obj = ((IStructuredSelection) evt.getSelection())
 134                                         .getFirstElement();
 135                         if (obj instanceof User) {
 136                                 selectedUser = (User) obj;
 137                                 okPressed();
 138                         }
 139                 }
 140         }
 141
 142         class MySelectionChangedListener implements ISelectionChangedListener {
 143                 @Override
 144                 public void selectionChanged(SelectionChangedEvent event) {
 145                         if (event.getSelection().isEmpty()) {
 146                                 selectedUser = null;
 147                                 return;
 148                         }
 149                         Object obj = ((IStructuredSelection) event.getSelection())
 150                                         .getFirstElement();
 151                         if (obj instanceof Group) {
 152                                 selectedUser = (Group) obj;
 153                         }
 154                 }
 155         }
 156
 157         private class MyUserTableViewer extends LdifUsersTable {
 158                 private static final long serialVersionUID = 8467999509931900367L;
 159
 160                 private final String[] knownProps = { LdapAttr.uid.name(),
 161                                 LdapAttr.cn.name(), LdapAttr.DN };
 162
 163                 private Button showSystemRoleBtn;
 164                 private Button showUserBtn;
 165
 166                 public MyUserTableViewer(Composite parent, int style) {
 167                         super(parent, style);
 168                 }
 169
 170                 protected void populateStaticFilters(Composite staticFilterCmp) {
 171                         staticFilterCmp.setLayout(new GridLayout());
 172                         showSystemRoleBtn = new Button(staticFilterCmp, SWT.CHECK);
 173                         showSystemRoleBtn.setText("Show system roles  ");
 174
 175                         showUserBtn = new Button(staticFilterCmp, SWT.CHECK);
 176                         showUserBtn.setText("Show users  ");
 177
 178                         SelectionListener sl = new SelectionAdapter() {
 179                                 private static final long serialVersionUID = -7033424592697691676L;
 180
 181                                 @Override
 182                                 public void widgetSelected(SelectionEvent e) {
 183                                         refresh();
 184                                 }
 185                         };
 186
 187                         showSystemRoleBtn.addSelectionListener(sl);
 188                         showUserBtn.addSelectionListener(sl);
 189                 }
 190
 191                 @Override
 192                 protected List<User> listFilteredElements(String filter) {
 193                         Role[] roles;
 194                         try {
 195                                 StringBuilder builder = new StringBuilder();
 196
 197                                 StringBuilder filterBuilder = new StringBuilder();
 198                                 if (notNull(filter))
 199                                         for (String prop : knownProps) {
 200                                                 filterBuilder.append("(");
 201                                                 filterBuilder.append(prop);
 202                                                 filterBuilder.append("=*");
 203                                                 filterBuilder.append(filter);
 204                                                 filterBuilder.append("*)");
 205                                         }
 206
 207                                 String typeStr = "(" + LdapAttr.objectClass.name() + "="
 208                                                 + LdapObj.groupOfNames.name() + ")";
 209                                 if ((showUserBtn.getSelection()))
 210                                         typeStr = "(|(" + LdapAttr.objectClass.name() + "="
 211                                                         + LdapObj.inetOrgPerson.name() + ")" + typeStr
 212                                                         + ")";
 213
 214                                 if (!showSystemRoleBtn.getSelection())
 215                                         typeStr = "(& " + typeStr + "(!(" + LdapAttr.DN + "=*"
 216                                                         + CmsConstants.SYSTEM_ROLES_BASEDN + ")))";
 217
 218                                 if (filterBuilder.length() > 1) {
 219                                         builder.append("(&" + typeStr);
 220                                         builder.append("(|");
 221                                         builder.append(filterBuilder.toString());
 222                                         builder.append("))");
 223                                 } else {
 224                                         builder.append(typeStr);
 225                                 }
 226                                 roles = userAdmin.getRoles(builder.toString());
 227                         } catch (InvalidSyntaxException e) {
 228                                 throw new EclipseUiException(
 229                                                 "Unable to get roles with filter: " + filter, e);
 230                         }
 231                         List<User> users = new ArrayList<User>();
 232                         for (Role role : roles)
 233                                 if (!users.contains(role))
 234                                         users.add((User) role);
 235                         return users;
 236                 }
 237         }
 238
 239         private boolean notNull(String string) {
 240                 if (string == null)
 241                         return false;
 242                 else
 243                         return !"".equals(string.trim());
 244         }
 245 }