001/*
002 * This library is part of OpenCms -
003 * the Open Source Content Management System
004 *
005 * Copyright (c) Alkacon Software GmbH & Co. KG (http://www.alkacon.com)
006 *
007 * This library is free software; you can redistribute it and/or
008 * modify it under the terms of the GNU Lesser General Public
009 * License as published by the Free Software Foundation; either
010 * version 2.1 of the License, or (at your option) any later version.
011 *
012 * This library is distributed in the hope that it will be useful,
013 * but WITHOUT ANY WARRANTY; without even the implied warranty of
014 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
015 * Lesser General Public License for more details.
016 *
017 * For further information about Alkacon Software, please see the
018 * company website: http://www.alkacon.com
019 *
020 * For further information about OpenCms, please see the
021 * project website: http://www.opencms.org
022 *
023 * You should have received a copy of the GNU Lesser General Public
024 * License along with this library; if not, write to the Free Software
025 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
026 */
027
028package org.opencms.ui.actions;
029
030import org.opencms.file.CmsObject;
031import org.opencms.file.CmsResource;
032import org.opencms.i18n.CmsLocaleGroup;
033import org.opencms.i18n.CmsLocaleGroupService;
034import org.opencms.main.CmsLog;
035import org.opencms.main.OpenCms;
036import org.opencms.ui.CmsVaadinUtils;
037import org.opencms.ui.I_CmsDialogContext;
038import org.opencms.ui.Messages;
039import org.opencms.ui.contextmenu.CmsMenuItemVisibilityMode;
040import org.opencms.ui.contextmenu.CmsMenuItemVisibilitySingleOnly;
041import org.opencms.ui.contextmenu.CmsStandardVisibilityCheck;
042import org.opencms.ui.contextmenu.I_CmsHasMenuItemVisibility;
043import org.opencms.ui.sitemap.CmsLocaleLinkTargetSelectionDialog;
044import org.opencms.ui.sitemap.I_CmsLocaleCompareContext;
045
046import java.util.List;
047import java.util.Locale;
048
049import org.apache.commons.logging.Log;
050
051/**
052 * Workplace action for the 'Link locale variant' dialog.<p>
053 */
054public class CmsLinkLocaleVariantAction extends A_CmsWorkplaceAction {
055
056    /** The action id. */
057    public static final String ACTION_ID = "linklocale";
058
059    /** The action visibility. */
060    public static final I_CmsHasMenuItemVisibility VISIBILITY = new CmsMenuItemVisibilitySingleOnly(
061        CmsStandardVisibilityCheck.DEFAULT_DEFAULTFILE);
062
063    /** Logger instance for this class. */
064    private static final Log LOG = CmsLog.getLog(CmsLinkLocaleVariantAction.class);
065
066    /**
067     * @see org.opencms.ui.actions.I_CmsWorkplaceAction#executeAction(org.opencms.ui.I_CmsDialogContext)
068     */
069    public void executeAction(final I_CmsDialogContext context) {
070
071        try {
072            final CmsResource resource = context.getResources().get(0);
073            final CmsLocaleGroupService groupService = context.getCms().getLocaleGroupService();
074            final CmsResource localizationRoot = groupService.findLocalizationRoot(resource);
075            final CmsLocaleGroup localeGroup = groupService.readLocaleGroup(localizationRoot);
076            CmsLocaleLinkTargetSelectionDialog dlg = new CmsLocaleLinkTargetSelectionDialog(
077                context,
078                new I_CmsLocaleCompareContext() {
079
080                    public Locale getComparisonLocale() {
081
082                        return OpenCms.getLocaleManager().getDefaultLocale(context.getCms(), getRoot());
083                    }
084
085                    public CmsLocaleGroup getLocaleGroup() {
086
087                        return localeGroup;
088                    }
089
090                    public CmsResource getRoot() {
091
092                        return localizationRoot;
093                    }
094
095                    public Locale getRootLocale() {
096
097                        return OpenCms.getLocaleManager().getDefaultLocale(context.getCms(), getRoot());
098                    }
099
100                    public void refreshAll() {
101
102                        // ignore
103                    }
104                });
105            String title = CmsVaadinUtils.getMessageText(Messages.GUI_LOCALECOMPARE_LINK_LOCALE_VARIANT_0);
106            context.start(title, dlg);
107        } catch (Exception e) {
108            LOG.error(e.getLocalizedMessage(), e);
109            context.error(e);
110        }
111    }
112
113    /**
114     * @see org.opencms.ui.actions.I_CmsWorkplaceAction#getId()
115     */
116    public String getId() {
117
118        return ACTION_ID;
119    }
120
121    /**
122     * @see org.opencms.ui.contextmenu.I_CmsHasMenuItemVisibility#getVisibility(org.opencms.file.CmsObject, java.util.List)
123     */
124    public CmsMenuItemVisibilityMode getVisibility(CmsObject cms, List<CmsResource> resources) {
125
126        if (resources.size() > 0) {
127            CmsResource resource = resources.get(0);
128            if (cms.getLocaleGroupService().getMainLocale(resource.getRootPath()) == null) {
129                return CmsMenuItemVisibilityMode.VISIBILITY_INVISIBLE;
130            }
131        }
132        return VISIBILITY.getVisibility(cms, resources);
133    }
134
135    /**
136     * @see org.opencms.ui.actions.A_CmsWorkplaceAction#getTitleKey()
137     */
138    @Override
139    protected String getTitleKey() {
140
141        return Messages.GUI_LOCALECOMPARE_LINK_LOCALE_VARIANT_0;
142    }
143
144}