org.benjp.services.mongodb.NotificationServiceImpl.java Source code

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Here is the source code for org.benjp.services.mongodb.NotificationServiceImpl.java

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/*
 * Copyright (C) 2012 eXo Platform SAS.
 *
 * This 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 software 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.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this software; if not, write to the Free
 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
 */

package org.benjp.services.mongodb;

import com.mongodb.*;
import org.benjp.listener.ConnectionManager;
import org.benjp.model.NotificationBean;

import javax.enterprise.context.ApplicationScoped;
import javax.inject.Named;
import java.util.ArrayList;
import java.util.List;

@Named("notificationService")
@ApplicationScoped
public class NotificationServiceImpl implements org.benjp.services.NotificationService {

    private DB db() {
        return ConnectionManager.getInstance().getDB();
    }

    public static void cleanupNotifications() {
        DBCollection coll = ConnectionManager.getInstance().getDB().getCollection(M_NOTIFICATIONS);
        BasicDBObject query = new BasicDBObject();
        query.put("timestamp", new BasicDBObject("$lt", System.currentTimeMillis() - 24 * 60 * 60 * 1000));
        //    query.put("isRead", true);
        DBCursor cursor = coll.find(query);
        while (cursor.hasNext()) {
            DBObject doc = cursor.next();
            coll.remove(doc);
        }
    }

    public void addNotification(String user, String from, String type, String category, String categoryId,
            String content, String link) {
        DBCollection coll = db().getCollection(M_NOTIFICATIONS);
        BasicDBObject doc = new BasicDBObject();
        doc.put("timestamp", System.currentTimeMillis());
        doc.put("user", user);
        doc.put("from", from);
        doc.put("type", type);
        doc.put("category", category);
        doc.put("categoryId", categoryId);
        doc.put("content", content);
        doc.put("link", link);
        doc.put("isRead", false);

        coll.insert(doc);
    }

    public void setNotificationsAsRead(String user, String type, String category, String categoryId) {
        DBCollection coll = db().getCollection(M_NOTIFICATIONS);
        BasicDBObject query = new BasicDBObject();
        query.put("user", user);
        if (categoryId != null)
            query.put("categoryId", categoryId);
        if (category != null)
            query.put("category", category);
        if (type != null)
            query.put("type", type);
        //    query.put("isRead", false);
        coll.remove(query);
        //    DBCursor cursor = coll.find(query);
        //    while (cursor.hasNext())
        //    {
        //      DBObject doc = cursor.next();
        //      doc.put("isRead", true);
        //      coll.save(doc, WriteConcern.SAFE);
        //    }

    }

    @Override
    public List<NotificationBean> getUnreadNotifications(String user) {
        return getUnreadNotifications(user, null, null, null);
    }

    @Override
    public List<NotificationBean> getUnreadNotifications(String user, String type, String category,
            String categoryId) {
        List<NotificationBean> notifications = new ArrayList<NotificationBean>();

        DBCollection coll = db().getCollection(M_NOTIFICATIONS);
        BasicDBObject query = new BasicDBObject();

        query.put("user", user);
        //    query.put("isRead", false);
        if (type != null)
            query.put("type", type);
        if (category != null)
            query.put("category", category);
        if (categoryId != null)
            query.put("categoryId", categoryId);
        DBCursor cursor = coll.find(query);

        while (cursor.hasNext()) {
            DBObject doc = cursor.next();
            NotificationBean notificationBean = new NotificationBean();
            notificationBean.setTimestamp((Long) doc.get("timestamp"));
            notificationBean.setUser(user);
            if (doc.containsField("from"))
                notificationBean.setFrom(doc.get("from").toString());
            notificationBean.setCategory(doc.get("category").toString());
            notificationBean.setCategoryId(doc.get("categoryId").toString());
            notificationBean.setType(doc.get("type").toString());
            notificationBean.setContent(doc.get("content").toString());
            notificationBean.setLink(doc.get("link").toString());

            notifications.add(notificationBean);
        }

        return notifications;
    }

    public int getUnreadNotificationsTotal(String user) {
        return getUnreadNotificationsTotal(user, null, null, null);
    }

    public int getUnreadNotificationsTotal(String user, String type, String category, String categoryId) {
        int total = -1;
        DBCollection coll = db().getCollection(M_NOTIFICATIONS);
        BasicDBObject query = new BasicDBObject();

        query.put("user", user);
        //    query.put("isRead", false);
        if (type != null)
            query.put("type", type);
        if (category != null)
            query.put("category", category);
        if (categoryId != null)
            query.put("categoryId", categoryId);
        DBCursor cursor = coll.find(query);
        total = cursor.size();

        return total;
    }

    public int getNumberOfNotifications() {
        DBCollection coll = db().getCollection(M_NOTIFICATIONS);
        BasicDBObject query = new BasicDBObject();
        DBCursor cursor = coll.find(query);
        return cursor.count();
    }

    public int getNumberOfUnreadNotifications() {
        DBCollection coll = db().getCollection(M_NOTIFICATIONS);
        BasicDBObject query = new BasicDBObject();
        //    query.put("isRead", false);
        DBCursor cursor = coll.find(query);
        return cursor.count();
    }

}