com.mercatis.lighthouse3.security.ui.editors.pages.GroupPermissionContextBasedEditorPage.java Source code

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Here is the source code for com.mercatis.lighthouse3.security.ui.editors.pages.GroupPermissionContextBasedEditorPage.java

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/*
 * Copyright 2011 mercatis Technologies AG
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *     http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.mercatis.lighthouse3.security.ui.editors.pages;

import java.util.Collections;
import java.util.Comparator;
import java.util.LinkedList;
import java.util.List;
import java.util.Set;

import org.eclipse.jface.dialogs.IDialogConstants;
import org.eclipse.jface.viewers.ArrayContentProvider;
import org.eclipse.jface.viewers.StructuredViewer;
import org.eclipse.jface.viewers.TableViewer;
import org.eclipse.jface.viewers.ViewerSorter;
import org.eclipse.swt.SWT;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.ui.forms.editor.FormEditor;

import com.mercatis.lighthouse3.base.ui.provider.LabelConverter;
import com.mercatis.lighthouse3.domainmodel.users.Group;
import com.mercatis.lighthouse3.security.ui.model.AbstractAccessor;
import com.mercatis.lighthouse3.security.ui.model.GroupAccessor;
import com.mercatis.lighthouse3.security.ui.providers.UserLabelProvider;
import com.mercatis.lighthouse3.ui.security.internal.Security;

/**
 * This editor page is used to edit group permissions.
 * It's divided into three sections:
 * <ol>
 * <li>Context selection</li>
 * <li>Group selection</li>
 * <li>Role selection</li>
 * </ol>
 * 
 * @see AbstractContextBasedPermissionEditorPage
 */
public class GroupPermissionContextBasedEditorPage extends AbstractContextBasedPermissionEditorPage<GroupAccessor> {

    public static final String ID = GroupPermissionContextBasedEditorPage.class.getName();
    public static final String CONTEXT_MENU_ID = "com.mercatis.lighthouse3.ui.security.ui.permissioneditor.group.permission.contextmenu";

    /**
     * @param editor
     * @param title
     */
    public GroupPermissionContextBasedEditorPage(FormEditor editor, String title) {
        super(editor, ID, title);
    }

    /*
     * (non-Javadoc)
     * 
     * @seecom.mercatis.lighthouse3.security.ui.editors.pages.
     * AbstractPermissionEditorPage#getAccessorSectionName()
     */
    @Override
    protected String getAccessorSectionName() {
        return "Groups";
    }

    /*
     * (non-Javadoc)
     * 
     * @seecom.mercatis.lighthouse3.security.ui.editors.pages.
     * AbstractPermissionEditorPage#getAccessorsForContext(java.lang.String)
     */
    @Override
    protected List<GroupAccessor> loadAccessorsForContext(String context) {
        Set<Group> groups = Security.getService().findGroupsWithContext(lighthouseDomain.getProject(), context);
        List<GroupAccessor> accessors = new LinkedList<GroupAccessor>();
        for (Group group : groups) {
            accessors.add(new GroupAccessor(lighthouseDomain, group));
        }
        return accessors;
    }

    /* (non-Javadoc)
     * @see com.mercatis.lighthouse3.security.ui.editors.pages.AbstractContextBasedPermissionEditorPage#getContextMenuId()
     */
    @Override
    protected String getAccessorContextMenuId() {
        return CONTEXT_MENU_ID;
    }

    /* (non-Javadoc)
     * @see com.mercatis.lighthouse3.security.ui.editors.pages.AbstractContextBasedPermissionEditorPage#selectAccessor()
     */
    @Override
    protected AbstractAccessor selectAccessor() {
        SelectionDialog selectGroup = new SelectionDialog("Select Group");
        if (selectGroup.open() == IDialogConstants.OK_ID) {
            Group group = (Group) selectGroup.getSelection().getFirstElement();
            GroupAccessor accessor = new GroupAccessor(lighthouseDomain, group);
            return accessor;
        }
        return null;
    }

    /* (non-Javadoc)
     * @see com.mercatis.lighthouse3.security.ui.editors.pages.AbstractPermissionEditorPage#getSelectionDialogViewer(org.eclipse.swt.widgets.Composite)
     */
    @Override
    protected StructuredViewer getSelectionDialogViewer(Composite parent) {
        TableViewer viewer = new TableViewer(parent, SWT.SINGLE);
        viewer.setSorter(new ViewerSorter());
        viewer.setContentProvider(ArrayContentProvider.getInstance());
        viewer.setLabelProvider(new UserLabelProvider());
        List<Group> input = Security.getService().findAllGroups(lighthouseDomain.getProject());
        Collections.sort(input, new Comparator<Group>() {
            public int compare(Group o1, Group o2) {
                return LabelConverter.getLabel(o1).compareTo(LabelConverter.getLabel(o2));
            }
        });
        viewer.setInput(input);
        return viewer;
    }

    /* (non-Javadoc)
     * @see com.mercatis.lighthouse3.security.ui.editors.pages.AbstractPermissionEditorPage#getEditedAccessorClass()
     */
    @Override
    public Class<?> getEditedAccessorClass() {
        return GroupAccessor.class;
    }
}