fr.paris.lutece.portal.web.workgroup.AdminWorkgroupJspBean.java Source code

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/*
 * Copyright (c) 2002-2013, Mairie de Paris
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 *  1. Redistributions of source code must retain the above copyright notice
 *     and the following disclaimer.
 *
 *  2. Redistributions in binary form must reproduce the above copyright notice
 *     and the following disclaimer in the documentation and/or other materials
 *     provided with the distribution.
 *
 *  3. Neither the name of 'Mairie de Paris' nor 'Lutece' nor the names of its
 *     contributors may be used to endorse or promote products derived from
 *     this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 *
 * License 1.0
 */
package fr.paris.lutece.portal.web.workgroup;

import fr.paris.lutece.portal.business.right.Level;
import fr.paris.lutece.portal.business.right.LevelHome;
import fr.paris.lutece.portal.business.user.AdminUser;
import fr.paris.lutece.portal.business.user.AdminUserHome;
import fr.paris.lutece.portal.business.workgroup.AdminWorkgroup;
import fr.paris.lutece.portal.business.workgroup.AdminWorkgroupFilter;
import fr.paris.lutece.portal.business.workgroup.AdminWorkgroupHome;
import fr.paris.lutece.portal.service.admin.AdminUserService;
import fr.paris.lutece.portal.service.message.AdminMessage;
import fr.paris.lutece.portal.service.message.AdminMessageService;
import fr.paris.lutece.portal.service.template.AppTemplateService;
import fr.paris.lutece.portal.service.util.AppPathService;
import fr.paris.lutece.portal.service.util.AppPropertiesService;
import fr.paris.lutece.portal.service.workgroup.AdminWorkgroupService;
import fr.paris.lutece.portal.service.workgroup.WorkgroupRemovalListenerService;
import fr.paris.lutece.portal.web.admin.AdminFeaturesPageJspBean;
import fr.paris.lutece.portal.web.constants.Messages;
import fr.paris.lutece.portal.web.constants.Parameters;
import fr.paris.lutece.portal.web.util.LocalizedPaginator;
import fr.paris.lutece.util.ReferenceItem;
import fr.paris.lutece.util.ReferenceList;
import fr.paris.lutece.util.html.HtmlTemplate;
import fr.paris.lutece.util.html.ItemNavigator;
import fr.paris.lutece.util.html.Paginator;
import fr.paris.lutece.util.sort.AttributeComparator;
import fr.paris.lutece.util.string.StringUtil;
import fr.paris.lutece.util.url.UrlItem;

import org.apache.commons.lang.StringUtils;

import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import javax.servlet.http.HttpServletRequest;

/**
 *  AdminWorkgroup Jsp Bean
 */
public class AdminWorkgroupJspBean extends AdminFeaturesPageJspBean {
    //Rights
    /**
     * Right to manage workgroups
     */
    public static final String RIGHT_MANAGE_WORKGROUPS = "CORE_WORKGROUPS_MANAGEMENT";

    /**
     * Serial version UID
     */
    private static final long serialVersionUID = 5945178935890410656L;

    // Templates
    private static final String TEMPLATE_MANAGE_WORGROUPS = "admin/workgroup/manage_workgroups.html";
    private static final String TEMPLATE_CREATE_WORKGROUP = "admin/workgroup/create_workgroup.html";
    private static final String TEMPLATE_MODIFY_WORKGROUP = "admin/workgroup/modify_workgroup.html";
    private static final String TEMPLATE_ASSIGN_USERS = "admin/workgroup/assign_users_workgroup.html";

    // Markers  Freemarker
    private static final String MARK_WORKGROUPS_LIST = "workgroups_list";
    private static final String MARK_WORKGROUP = "workgroup";
    private static final String MARK_USERS_LIST = "users_list";
    private static final String MARK_ASSIGNED_USERS_LIST = "assigned_users_list";
    private static final String MARK_ASSIGNED_USERS_NUMBER = "assigned_users_number";
    private static final String MARK_SEARCH_IS_SEARCH = "search_is_search";
    private static final String MARK_SEARCH_ADMIN_WORKGROUP_FILTER = "search_admin_workgroup_filter";
    private static final String MARK_USER_LEVELS_LIST = "user_levels";
    private static final String MARK_ITEM_NAVIGATOR = "item_navigator";
    private static final String MARK_PAGINATOR = "paginator";
    private static final String MARK_NB_ITEMS_PER_PAGE = "nb_items_per_page";
    private static final String MARK_SORT_SEARCH_ATTRIBUTE = "sort_search_attribute";

    // Properties
    private static final String PROPERTY_CREATE_WORKGROUP_PAGETITLE = "portal.workgroup.create_workgroup.pageTitle";
    private static final String PROPERTY_MODIFY_WORKGROUP_PAGETITLE = "portal.workgroup.modify_workgroup.pageTitle";
    private static final String PROPERTY_ASSIGN_USERS_PAGETITLE = "portal.workgroup.assign_users.pageTitle";
    private static final String PROPERTY_MANAGE_WORKGROUPS_PAGETITLE = "portal.workgroup.manage_workgroups.pageTitle";
    private static final String PROPERTY_USERS_PER_PAGE = "paginator.user.itemsPerPage";

    // Parameters
    private static final String PARAMETER_WORKGROUP_KEY = "workgroup_key";
    private static final String PARAMETER_WORKGROUP_DESCRIPTION = "workgroup_description";
    private static final String PARAMETER_USERS_LIST = "list_users";
    private static final String PARAMETER_CANCEL = "cancel";
    private static final String PARAMETER_ID_USER = "id_user";
    private static final String PARAMETER_ANCHOR = "anchor";

    // JSP
    private static final String JSP_MANAGE_WORKGROUPS = "ManageWorkgroups.jsp";
    private static final String JSP_ASSIGN_USERS_TO_WORKGROUPS = "AssignUsersWorkgroup.jsp";
    private static final String JSP_URL_REMOVE_WORKGROUP = "jsp/admin/workgroup/DoRemoveWorkgroup.jsp";
    private static final String JSP_URL_ASSIGN_USERS_TO_WORKGROUPS = "jsp/admin/workgroup/AssignUsersWorkgroup.jsp";

    // Messages
    private static final String MESSAGE_WORKGROUP_ALREADY_EXIST = "portal.workgroup.message.workgroupAlreadyExist";
    private static final String MESSAGE_CONFIRM_REMOVE = "portal.workgroup.message.confirmRemove";
    private static final String MESSAGE_WORKGROUP_ALREADY_USED = "portal.workgroup.message.workgroupAlreadyUsed";
    private static final String MESSAGE_CANNOT_REMOVE_WORKGROUP = "portal.workgroup.message.cannotRemoveWorkgroup";
    private static final String MESSAGE_WORKGROUP_ACCENTUATED_CHARACTER = "portal.workgroup.message.accentuatedCharacter";
    private int _nItemsPerPage;
    private int _nDefaultItemsPerPage;
    private String _strCurrentPageIndex;
    private ItemNavigator _itemNavigator;

    /**
     * Get the workgroups management page.
     * This page provides the list of all existing workgroups.
     * @param request the http request
     * @return the html code for the workgroup management page
     */
    public String getManageWorkgroups(HttpServletRequest request) {
        setPageTitleProperty(PROPERTY_MANAGE_WORKGROUPS_PAGETITLE);

        // Reinit session
        reinitItemNavigator();

        // FILTER
        AdminWorkgroupFilter awFilter = new AdminWorkgroupFilter();
        boolean bIsSearch = awFilter.setAdminWorkgroupFilter(request);

        List<AdminWorkgroup> listFilteredWorkgroups = (List<AdminWorkgroup>) AdminWorkgroupHome
                .findByFilter(awFilter);

        HashMap<String, Object> model = new HashMap<String, Object>();

        if (!getUser().isAdmin()) {
            listFilteredWorkgroups = (List<AdminWorkgroup>) AdminWorkgroupService
                    .getAuthorizedCollection(listFilteredWorkgroups, getUser());
        }

        // SORT
        String strSortedAttributeName = request.getParameter(Parameters.SORTED_ATTRIBUTE_NAME);
        String strAscSort = null;

        if (strSortedAttributeName != null) {
            strAscSort = request.getParameter(Parameters.SORTED_ASC);

            boolean bIsAscSort = Boolean.parseBoolean(strAscSort);

            Collections.sort(listFilteredWorkgroups, new AttributeComparator(strSortedAttributeName, bIsAscSort));
        }

        _strCurrentPageIndex = Paginator.getPageIndex(request, Paginator.PARAMETER_PAGE_INDEX,
                _strCurrentPageIndex);
        _nDefaultItemsPerPage = AppPropertiesService.getPropertyInt(PROPERTY_USERS_PER_PAGE, 50);
        _nItemsPerPage = Paginator.getItemsPerPage(request, Paginator.PARAMETER_ITEMS_PER_PAGE, _nItemsPerPage,
                _nDefaultItemsPerPage);

        String strURL = getHomeUrl(request);
        UrlItem url = new UrlItem(strURL);

        if (strSortedAttributeName != null) {
            url.addParameter(Parameters.SORTED_ATTRIBUTE_NAME, strSortedAttributeName);
        }

        if (strAscSort != null) {
            url.addParameter(Parameters.SORTED_ASC, strAscSort);
        }

        String strSortSearchAttribute = "";

        if (bIsSearch) {
            awFilter.setUrlAttributes(url);

            if (!awFilter.getUrlAttributes().equals("")) {
                strSortSearchAttribute = "&" + awFilter.getUrlAttributes();
            }
        }

        // PAGINATOR
        LocalizedPaginator<AdminWorkgroup> paginator = new LocalizedPaginator<AdminWorkgroup>(
                listFilteredWorkgroups, _nItemsPerPage, url.getUrl(), Paginator.PARAMETER_PAGE_INDEX,
                _strCurrentPageIndex, getLocale());

        model.put(MARK_NB_ITEMS_PER_PAGE, "" + _nItemsPerPage);
        model.put(MARK_PAGINATOR, paginator);
        model.put(MARK_WORKGROUPS_LIST, paginator.getPageItems());
        model.put(MARK_SEARCH_IS_SEARCH, bIsSearch);
        model.put(MARK_SEARCH_ADMIN_WORKGROUP_FILTER, awFilter);
        model.put(MARK_SORT_SEARCH_ATTRIBUTE, strSortSearchAttribute);

        HtmlTemplate template = AppTemplateService.getTemplate(TEMPLATE_MANAGE_WORGROUPS, getLocale(), model);

        return getAdminPage(template.getHtml());
    }

    /**
     * Returns the data capture form of a new Workgroup
     *
     * @param request The HTTP Request
     * @return The HTML form
     */
    public String getCreateWorkgroup(HttpServletRequest request) {
        setPageTitleProperty(PROPERTY_CREATE_WORKGROUP_PAGETITLE);

        HtmlTemplate template = AppTemplateService.getTemplate(TEMPLATE_CREATE_WORKGROUP, getLocale());

        return getAdminPage(template.getHtml());
    }

    /**
     * Process the data capture form of a new workgroup
     *
     * @param request The HTTP Request
     * @return The Jsp URL of the process result
     */
    public String doCreateWorkgroup(HttpServletRequest request) {
        String strKey = request.getParameter(PARAMETER_WORKGROUP_KEY);
        String strDescription = request.getParameter(PARAMETER_WORKGROUP_DESCRIPTION);

        if ((strKey == null) || (strKey.equals(""))) {
            return AdminMessageService.getMessageUrl(request, Messages.MANDATORY_FIELDS, AdminMessage.TYPE_STOP);
        }

        if ((strDescription == null) || (strDescription.equals(""))) {
            return AdminMessageService.getMessageUrl(request, Messages.MANDATORY_FIELDS, AdminMessage.TYPE_STOP);
        }

        // Check if workgroup already exist
        if (AdminWorkgroupHome.checkExistWorkgroup(strKey) == Boolean.TRUE) {
            return AdminMessageService.getMessageUrl(request, MESSAGE_WORKGROUP_ALREADY_EXIST,
                    AdminMessage.TYPE_STOP);
        }

        // Check if strKey contains accentuated caracters
        if (!StringUtil.checkCodeKey(strKey)) {
            return AdminMessageService.getMessageUrl(request, MESSAGE_WORKGROUP_ACCENTUATED_CHARACTER,
                    AdminMessage.TYPE_STOP);
        }

        AdminWorkgroup adminWorkgroup = new AdminWorkgroup();
        adminWorkgroup.setKey(strKey.trim());
        adminWorkgroup.setDescription(strDescription);
        AdminWorkgroupHome.create(adminWorkgroup);
        AdminWorkgroupHome.addUserForWorkgroup(getUser(), strKey);

        return JSP_MANAGE_WORKGROUPS;
    }

    /**
     * Returns the page of confirmation for deleting a workgroup
     *
     * @param request The Http Request
     * @return the confirmation url
     */
    public String getConfirmRemoveWorkgroup(HttpServletRequest request) {
        String strWorkgroupKey = request.getParameter(PARAMETER_WORKGROUP_KEY);
        String strUrlRemove = JSP_URL_REMOVE_WORKGROUP + "?" + PARAMETER_WORKGROUP_KEY + "=" + strWorkgroupKey;

        String strUrl = AdminMessageService.getMessageUrl(request, MESSAGE_CONFIRM_REMOVE, strUrlRemove,
                AdminMessage.TYPE_CONFIRMATION);

        return strUrl;
    }

    /**
     * Process to the confirmation of deleting a workgroup
     *
     * @param request The Http Request
     * @return the HTML page
     */
    public String doRemoveWorkgroup(HttpServletRequest request) {
        String strWorkgroupKey = request.getParameter(PARAMETER_WORKGROUP_KEY);
        ArrayList<String> listErrors = new ArrayList<String>();

        if (AdminWorkgroupHome.getUserListForWorkgroup(strWorkgroupKey).size() > 0) {
            return AdminMessageService.getMessageUrl(request, MESSAGE_WORKGROUP_ALREADY_USED,
                    AdminMessage.TYPE_STOP);
        }

        if (!WorkgroupRemovalListenerService.getService().checkForRemoval(strWorkgroupKey, listErrors,
                getLocale())) {
            String strCause = AdminMessageService.getFormattedList(listErrors, getLocale());
            Object[] args = { strCause };

            return AdminMessageService.getMessageUrl(request, MESSAGE_CANNOT_REMOVE_WORKGROUP, args,
                    AdminMessage.TYPE_STOP);
        }

        AdminWorkgroupHome.remove(strWorkgroupKey);

        return JSP_MANAGE_WORKGROUPS;
    }

    /**
     * Returns the form to update info about a Workgroup
     *
     * @param request The Http request
     * @return The HTML form to update info
     */
    public String getModifyWorkgroup(HttpServletRequest request) {
        setPageTitleProperty(PROPERTY_MODIFY_WORKGROUP_PAGETITLE);

        String strWorkgroupKey = request.getParameter(PARAMETER_WORKGROUP_KEY);

        HashMap<String, AdminWorkgroup> model = new HashMap<String, AdminWorkgroup>();
        HtmlTemplate template;

        AdminWorkgroup workgroup = null;

        workgroup = AdminWorkgroupHome.findByPrimaryKey(strWorkgroupKey);
        model.put(MARK_WORKGROUP, workgroup);
        template = AppTemplateService.getTemplate(TEMPLATE_MODIFY_WORKGROUP, getLocale(), model);

        return getAdminPage(template.getHtml());
    }

    /**
     * Process the data capture form for modify a workgroup
     *
     * @param request The HTTP Request
     * @return The Jsp URL of the process result
     */
    public String doModifyWorkgroup(HttpServletRequest request) {
        String strWorgroupKey = request.getParameter(PARAMETER_WORKGROUP_KEY);
        String strDescription = request.getParameter(PARAMETER_WORKGROUP_DESCRIPTION);

        if (StringUtils.isEmpty(strDescription)) {
            return AdminMessageService.getMessageUrl(request, Messages.MANDATORY_FIELDS, AdminMessage.TYPE_STOP);
        }

        AdminWorkgroup adminWorkgroup = new AdminWorkgroup();
        adminWorkgroup.setKey(strWorgroupKey);
        adminWorkgroup.setDescription(strDescription);
        AdminWorkgroupHome.update(adminWorkgroup);

        return JSP_MANAGE_WORKGROUPS;
    }

    /**
     * Returns the users assignation form
     *
     * @param request The Http request
     * @return the html code for display the modes list
     */
    public String getAssignUsers(HttpServletRequest request) {
        Map<String, Object> model = new HashMap<String, Object>();
        setPageTitleProperty(PROPERTY_ASSIGN_USERS_PAGETITLE);

        String strBaseUrl = AppPathService.getBaseUrl(request) + JSP_URL_ASSIGN_USERS_TO_WORKGROUPS;
        UrlItem url = new UrlItem(strBaseUrl);

        // WORKGROUP
        String strWorkgroupKey = request.getParameter(PARAMETER_WORKGROUP_KEY);
        AdminWorkgroup adminWorkgroup = AdminWorkgroupHome.findByPrimaryKey(strWorkgroupKey);

        // ASSIGNED USERS
        List<AdminUser> listAssignedUsers = new ArrayList<AdminUser>();

        for (AdminUser user : AdminWorkgroupHome.getUserListForWorkgroup(strWorkgroupKey)) {
            //Add users with higher level then connected user or add all users if connected user is administrator
            if ((user.getUserLevel() > getUser().getUserLevel()) || (getUser().isAdmin())) {
                listAssignedUsers.add(user);
            }
        }

        List<AdminUser> listFilteredUsers = AdminUserService.getFilteredUsersInterface(listAssignedUsers, request,
                model, url);

        // AVAILABLE USERS
        ReferenceList listUsers = new ReferenceList();
        ReferenceItem itemUser = null;
        boolean bAssigned;

        for (AdminUser user : AdminUserHome.findUserList()) {
            itemUser = new ReferenceItem();
            itemUser.setCode(Integer.toString(user.getUserId()));
            itemUser.setName(user.getLastName() + " " + user.getFirstName() + " (" + user.getAccessCode() + ")");
            bAssigned = Boolean.FALSE;

            for (AdminUser assignedUser : listAssignedUsers) {
                if (Integer.toString(assignedUser.getUserId()).equals(itemUser.getCode())) {
                    bAssigned = Boolean.TRUE;
                }
            }

            //Add users with higher level then connected user or add all users if connected user is administrator
            if (!bAssigned && ((user.getUserLevel() > getUser().getUserLevel()) || (getUser().isAdmin()))) {
                listUsers.add(itemUser);
            }
        }

        // SORT
        String strSortedAttributeName = request.getParameter(Parameters.SORTED_ATTRIBUTE_NAME);
        String strAscSort = null;

        if (strSortedAttributeName != null) {
            strAscSort = request.getParameter(Parameters.SORTED_ASC);

            boolean bIsAscSort = Boolean.parseBoolean(strAscSort);

            Collections.sort(listFilteredUsers, new AttributeComparator(strSortedAttributeName, bIsAscSort));
        }

        _strCurrentPageIndex = Paginator.getPageIndex(request, Paginator.PARAMETER_PAGE_INDEX,
                _strCurrentPageIndex);
        _nDefaultItemsPerPage = AppPropertiesService.getPropertyInt(PROPERTY_USERS_PER_PAGE, 50);
        _nItemsPerPage = Paginator.getItemsPerPage(request, Paginator.PARAMETER_ITEMS_PER_PAGE, _nItemsPerPage,
                _nDefaultItemsPerPage);

        if (strSortedAttributeName != null) {
            url.addParameter(Parameters.SORTED_ATTRIBUTE_NAME, strSortedAttributeName);
        }

        if (strAscSort != null) {
            url.addParameter(Parameters.SORTED_ASC, strAscSort);
        }

        // ITEM NAVIGATION
        setItemNavigator(strWorkgroupKey, url.getUrl());

        // PAGINATOR
        url.addParameter(PARAMETER_WORKGROUP_KEY, adminWorkgroup.getKey());

        LocalizedPaginator<AdminUser> paginator = new LocalizedPaginator<AdminUser>(listFilteredUsers,
                _nItemsPerPage, url.getUrl(), Paginator.PARAMETER_PAGE_INDEX, _strCurrentPageIndex, getLocale());

        // USER LEVEL
        Collection<Level> filteredLevels = new ArrayList<Level>();

        for (Level level : LevelHome.getLevelsList()) {
            if (getUser().isAdmin() || getUser().hasRights(level.getId())) {
                filteredLevels.add(level);
            }
        }

        model.put(MARK_WORKGROUP, adminWorkgroup);
        model.put(MARK_USERS_LIST, listUsers);
        model.put(MARK_ASSIGNED_USERS_LIST, paginator.getPageItems());
        model.put(MARK_ASSIGNED_USERS_NUMBER, listAssignedUsers.size());
        model.put(MARK_USER_LEVELS_LIST, filteredLevels);
        model.put(MARK_ITEM_NAVIGATOR, _itemNavigator);
        model.put(MARK_PAGINATOR, paginator);
        model.put(MARK_NB_ITEMS_PER_PAGE, Integer.toString(_nItemsPerPage));

        HtmlTemplate template = AppTemplateService.getTemplate(TEMPLATE_ASSIGN_USERS, getLocale(), model);

        return getAdminPage(template.getHtml());
    }

    /**
     * Process the data capture form for assign users to a workgroup
     *
     * @param request The HTTP Request
     * @return The Jsp URL of the process result
     */
    public String doAssignUsers(HttpServletRequest request) {
        String strReturn;

        String strActionCancel = request.getParameter(PARAMETER_CANCEL);

        if (strActionCancel != null) {
            strReturn = JSP_MANAGE_WORKGROUPS;
        } else {
            String strWorkgroupKey = request.getParameter(PARAMETER_WORKGROUP_KEY);

            //retrieve the selected portlets ids
            String[] arrayUsersIds = request.getParameterValues(PARAMETER_USERS_LIST);

            if ((arrayUsersIds != null)) {
                for (int i = 0; i < arrayUsersIds.length; i++) {
                    int nUserId = Integer.parseInt(arrayUsersIds[i]);
                    AdminUser user = AdminUserHome.findByPrimaryKey(nUserId);

                    if (!AdminWorkgroupHome.isUserInWorkgroup(user, strWorkgroupKey)) {
                        AdminWorkgroupHome.addUserForWorkgroup(user, strWorkgroupKey);
                    }
                }
            }

            strReturn = JSP_ASSIGN_USERS_TO_WORKGROUPS + "?" + PARAMETER_WORKGROUP_KEY + "=" + strWorkgroupKey;
        }

        return strReturn;
    }

    /**
     * unassigns user from workgroup
     * @param request The HttpRequest
     * @return the HTML code of list assignations
     */
    public String doUnAssignUser(HttpServletRequest request) {
        String strWorkgroupKey = request.getParameter(PARAMETER_WORKGROUP_KEY);
        int nIdUser = Integer.parseInt(request.getParameter(PARAMETER_ID_USER));
        String strAnchor = request.getParameter(PARAMETER_ANCHOR);

        AdminUser adminUser = AdminUserHome.findByPrimaryKey(nIdUser);

        if (adminUser != null) {
            AdminWorkgroupHome.removeUserFromWorkgroup(adminUser, strWorkgroupKey);
        }

        return JSP_ASSIGN_USERS_TO_WORKGROUPS + "?" + PARAMETER_WORKGROUP_KEY + "=" + strWorkgroupKey + "#"
                + strAnchor;
    }

    /**
     * Get the item navigator
     * @param strWorkgroupKey the workgroup key
     * @param strUrl the url
     */
    private void setItemNavigator(String strWorkgroupKey, String strUrl) {
        if (_itemNavigator == null) {
            List<String> listWorkgroupKeys = new ArrayList<String>();
            int nCurrentItemId = 0;
            int nIndex = 0;

            for (AdminWorkgroup workgroup : AdminWorkgroupHome.findAll()) {
                if ((workgroup != null) && StringUtils.isNotBlank(workgroup.getKey())) {
                    listWorkgroupKeys.add(workgroup.getKey());

                    if (workgroup.getKey().equals(strWorkgroupKey)) {
                        nCurrentItemId = nIndex;
                    }

                    nIndex++;
                }
            }

            _itemNavigator = new ItemNavigator(listWorkgroupKeys, nCurrentItemId, strUrl, PARAMETER_WORKGROUP_KEY);
        } else {
            _itemNavigator.setCurrentItemId(strWorkgroupKey);
        }
    }

    /**
     * Reinit the item navigator
     */
    private void reinitItemNavigator() {
        _itemNavigator = null;
    }
}