com.liferay.so.hook.events.ServicePreAction.java Source code

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Here is the source code for com.liferay.so.hook.events.ServicePreAction.java

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/**
 * Copyright (c) 2000-2012 Liferay, Inc. All rights reserved.
 *
 * This file is part of Liferay Social Office. Liferay Social Office is free
 * software: you can redistribute it and/or modify it under the terms of the GNU
 * Affero General Public License as published by the Free Software Foundation,
 * either version 3 of the License, or (at your option) any later version.
 *
 * Liferay Social Office is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License
 * for more details.
 *
 * You should have received a copy of the GNU General Public License along with
 * Liferay Social Office. If not, see http://www.gnu.org/licenses/agpl-3.0.html.
 */

package com.liferay.so.hook.events;

import com.liferay.portal.kernel.events.Action;
import com.liferay.portal.kernel.log.Log;
import com.liferay.portal.kernel.log.LogFactoryUtil;
import com.liferay.portal.kernel.util.ParamUtil;
import com.liferay.portal.kernel.util.StringPool;
import com.liferay.portal.kernel.util.StringUtil;
import com.liferay.portal.kernel.util.Validator;
import com.liferay.portal.kernel.util.WebKeys;
import com.liferay.portal.model.Group;
import com.liferay.portal.model.Layout;
import com.liferay.portal.model.LayoutConstants;
import com.liferay.portal.model.User;
import com.liferay.portal.service.GroupLocalServiceUtil;
import com.liferay.portal.service.LayoutLocalServiceUtil;
import com.liferay.portal.service.UserLocalServiceUtil;
import com.liferay.portal.theme.ThemeDisplay;
import com.liferay.portal.util.PortalUtil;

import java.util.List;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 * @author Brett Swaim
 * @author Ryan Park
 */
public class ServicePreAction extends Action {

    @Override
    public void run(HttpServletRequest request, HttpServletResponse response) {
        try {
            doRun(request, response);
        } catch (Exception e) {
            if (_log.isWarnEnabled()) {
                _log.warn(e, e);
            }
        }
    }

    protected void doRun(HttpServletRequest request, HttpServletResponse response) throws Exception {

        ThemeDisplay themeDisplay = (ThemeDisplay) request.getAttribute(WebKeys.THEME_DISPLAY);

        String currentURL = PortalUtil.getCurrentURL(request);

        if (Validator.isNotNull(themeDisplay.getI18nLanguageId())) {
            int x = currentURL.indexOf(StringPool.SLASH, 1);

            currentURL = currentURL.substring(x);
        }

        String redirect = null;

        if (isMyPlacesView(themeDisplay, currentURL)) {
            redirect = getRedirect(themeDisplay, request);
        } else if (isDirectoryView(request, currentURL)) {
            redirect = getUserRedirect(themeDisplay, ParamUtil.getLong(request, "_11_p_u_i_d"));
        }

        if (Validator.isNotNull(redirect)) {
            response.sendRedirect(redirect);
        }
    }

    protected String getGroupRedirect(ThemeDisplay themeDisplay, long groupId) throws Exception {

        List<Layout> layouts = LayoutLocalServiceUtil.getLayouts(groupId, false,
                LayoutConstants.DEFAULT_PARENT_LAYOUT_ID, false, 0, 1);

        if (layouts.size() > 0) {
            Layout layout = layouts.get(0);

            return PortalUtil.getLayoutURL(layout, themeDisplay);
        }

        return null;
    }

    protected String getRedirect(ThemeDisplay themeDisplay, HttpServletRequest request) throws Exception {

        long groupId = ParamUtil.getLong(request, "groupId");

        if (groupId > 0) {
            Group group = GroupLocalServiceUtil.getGroup(groupId);

            if (group.isUser()) {
                return getUserRedirect(themeDisplay, group.getClassPK());
            }

            return getGroupRedirect(themeDisplay, group.getGroupId());
        }

        return null;
    }

    protected String getUserRedirect(ThemeDisplay themeDisplay, long userId) throws Exception {

        User user = UserLocalServiceUtil.getUser(userId);

        return themeDisplay.getPathFriendlyURLPublic() + "/" + user.getScreenName() + "/profile";
    }

    protected boolean isDirectoryView(HttpServletRequest request, String currentURL) throws Exception {

        String action = ParamUtil.getString(request, "_11_struts_action");

        if (!action.equals("/directory/view_user")) {
            return false;
        }

        long userId = ParamUtil.getLong(request, "_11_p_u_i_d");

        if (userId <= 0) {
            return false;
        }

        return true;
    }

    protected boolean isMyPlacesView(ThemeDisplay themeDisplay, String currentURL) {

        String urlFragment1 = themeDisplay.getPathMain() + "/my_sites/view?groupId=";

        if (!StringUtil.startsWith(currentURL, urlFragment1)) {
            return false;
        }

        String urlFragment2 = "&privateLayout=0";

        if (!StringUtil.endsWith(currentURL, urlFragment2)) {
            return false;
        }

        String s = currentURL;

        s = StringUtil.remove(s, urlFragment1, StringPool.BLANK);
        s = StringUtil.remove(s, urlFragment2, StringPool.BLANK);

        return Validator.isNumber(s);
    }

    private static Log _log = LogFactoryUtil.getLog(ServicePreAction.class);

}