com.liferay.mentions.web.internal.portlet.MentionsPortlet.java Source code

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Here is the source code for com.liferay.mentions.web.internal.portlet.MentionsPortlet.java

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/**
 * Copyright (c) 2000-present Liferay, Inc. All rights reserved.
 *
 * This library is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Lesser General Public License as published by the Free
 * Software Foundation; either version 2.1 of the License, or (at your option)
 * any later version.
 *
 * This library 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 Lesser General Public License for more
 * details.
 */

package com.liferay.mentions.web.internal.portlet;

import com.liferay.mentions.constants.MentionsPortletKeys;
import com.liferay.mentions.util.MentionsUserFinder;
import com.liferay.mentions.util.MentionsUtil;
import com.liferay.portal.kernel.exception.PortalException;
import com.liferay.portal.kernel.json.JSONArray;
import com.liferay.portal.kernel.json.JSONFactoryUtil;
import com.liferay.portal.kernel.json.JSONObject;
import com.liferay.portal.kernel.log.Log;
import com.liferay.portal.kernel.log.LogFactoryUtil;
import com.liferay.portal.kernel.model.User;
import com.liferay.portal.kernel.portlet.bridges.mvc.MVCPortlet;
import com.liferay.portal.kernel.servlet.ServletResponseUtil;
import com.liferay.portal.kernel.theme.ThemeDisplay;
import com.liferay.portal.kernel.util.ContentTypes;
import com.liferay.portal.kernel.util.ParamUtil;
import com.liferay.portal.kernel.util.Portal;
import com.liferay.portal.kernel.util.StringBundler;
import com.liferay.portal.kernel.util.Validator;
import com.liferay.portal.kernel.util.WebKeys;
import com.liferay.social.kernel.util.SocialInteractionsConfiguration;
import com.liferay.social.kernel.util.SocialInteractionsConfigurationUtil;

import java.util.List;

import javax.portlet.Portlet;
import javax.portlet.ResourceRequest;
import javax.portlet.ResourceResponse;

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

import org.osgi.service.component.annotations.Component;
import org.osgi.service.component.annotations.Reference;

/**
 * @author Ivn Zaera
 * @author Sergio Gonzlez
 */
@Component(immediate = true, property = { "com.liferay.portlet.add-default-resource=true",
        "com.liferay.portlet.display-category=category.hidden", "com.liferay.portlet.icon=/icons/mentions.png",
        "javax.portlet.display-name=Mentions", "javax.portlet.expiration-cache=0",
        "javax.portlet.name=" + MentionsPortletKeys.MENTIONS, "javax.portlet.resource-bundle=content.Language",
        "javax.portlet.security-role-ref=administrator",
        "javax.portlet.supports.mime-type=text/html" }, service = Portlet.class)
public class MentionsPortlet extends MVCPortlet {

    @Override
    public void serveResource(ResourceRequest resourceRequest, ResourceResponse resourceResponse) {

        try {
            ThemeDisplay themeDisplay = (ThemeDisplay) resourceRequest.getAttribute(WebKeys.THEME_DISPLAY);

            if (!MentionsUtil.isMentionsEnabled(themeDisplay.getSiteGroupId())) {

                return;
            }

            HttpServletRequest request = _portal.getHttpServletRequest(resourceRequest);

            JSONArray jsonArray = getJSONArray(request);

            HttpServletResponse response = _portal.getHttpServletResponse(resourceResponse);

            response.setContentType(ContentTypes.APPLICATION_JSON);

            ServletResponseUtil.write(response, jsonArray.toString());
        } catch (Exception e) {
            _log.error(e, e);
        }
    }

    protected JSONArray getJSONArray(HttpServletRequest request) throws PortalException {

        JSONArray jsonArray = JSONFactoryUtil.createJSONArray();

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

        SocialInteractionsConfiguration socialInteractionsConfiguration = SocialInteractionsConfigurationUtil
                .getSocialInteractionsConfiguration(themeDisplay.getCompanyId(), MentionsPortletKeys.MENTIONS);

        String query = ParamUtil.getString(request, "query");

        List<User> users = _mentionsUserFinder.getUsers(themeDisplay.getCompanyId(), themeDisplay.getUserId(),
                query, socialInteractionsConfiguration);

        for (User user : users) {
            if (user.isDefaultUser() || (themeDisplay.getUserId() == user.getUserId())) {

                continue;
            }

            JSONObject jsonObject = JSONFactoryUtil.createJSONObject();

            jsonObject.put("fullName", user.getFullName());

            String mention = "@" + user.getScreenName();

            String profileURL = user.getDisplayURL(themeDisplay);

            if (Validator.isNotNull(profileURL)) {
                mention = StringBundler.concat("<a href=\"", profileURL, "\">@", user.getScreenName(), "</a>");
            }

            jsonObject.put("mention", mention);

            jsonObject.put("portraitURL", user.getPortraitURL(themeDisplay));
            jsonObject.put("screenName", user.getScreenName());

            jsonArray.put(jsonObject);
        }

        return jsonArray;
    }

    @Reference(unbind = "-")
    protected void setMentionsUserFinder(MentionsUserFinder mentionsUserFinder) {

        _mentionsUserFinder = mentionsUserFinder;
    }

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

    private MentionsUserFinder _mentionsUserFinder;

    @Reference
    private Portal _portal;

}