com.eywa.impl.app.mongo.services.SessionService.java Source code

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Here is the source code for com.eywa.impl.app.mongo.services.SessionService.java

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/*
 * EYWA.COM (Eywa Commerce)
 * This program is an integrated platform with E-Commerce and Configurator system.
 * Support: Please, contact the Author on http://www.smartfeeling.org.
 * Copyright (C) 2014  Gian Angelo Geminiani
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

/*
 * 
 */
package com.eywa.impl.app.mongo.services;

import com.eywa.impl.app.mongo.entities.Session;
import com.mongodb.BasicDBObject;
import com.mongodb.DB;
import com.mongodb.DBObject;
import org.ly.Smartly;
import org.ly.commons.util.DateUtils;
import org.ly.commons.util.RandomUtils;
import org.ly.commons.util.StringUtils;
import org.ly.packages.mongo.impl.AbstractMongoService;
import org.ly.packages.mongo.impl.util.MongoUtils;
import org.ly.proxies.DBProxy;

import java.util.List;

/**
 * @author angelo.geminiani
 */
public final class SessionService extends AbstractMongoService {

    // --------------------------------------------------------------------
    //               c o n s t r u c t o r
    // --------------------------------------------------------------------

    public SessionService() throws Exception {
        super((DB) DBProxy.get().getDBMain(), Session.COLLECTION, Smartly.getLanguages());
    }

    // --------------------------------------------------------------------
    //               p u b l i c
    // --------------------------------------------------------------------

    public List<DBObject> removeExpired() throws Exception {
        final DBObject query = MongoUtils.queryLowerThan(Session.EXPIRATION_DATE, DateUtils.now().getTime(), true);
        final List<DBObject> expired = super.find(query);
        if (!expired.isEmpty()) {
            super.remove(query);
        }
        return expired;
    }

    // --------------------------------------------------------------------
    //               p r i v a t e
    // --------------------------------------------------------------------

    // --------------------------------------------------------------------
    //               S T A T I C   p r i v a t e
    // --------------------------------------------------------------------

    // --------------------------------------------------------------------
    //               S T A T I C
    // --------------------------------------------------------------------

    public static DBObject get(final String id) {
        try {
            final SessionService srvc = new SessionService();
            return srvc.findById(id);
        } catch (Throwable ignored) {
        }
        return null;
    }

    public static DBObject getByType(final String type, final String uid) {
        try {
            final SessionService srvc = new SessionService();
            final DBObject query = new BasicDBObject();
            query.put(Session.TYPE, type);
            query.put(Session.UID, uid);
            return srvc.findOne(query);
        } catch (Throwable ignored) {
        }
        return null;
    }

    public static DBObject create(final String userId, final String type, final String uid) {
        try {
            final SessionService srvc = new SessionService();
            final DBObject item = new Session(userId, type);
            if (StringUtils.hasText(uid)) {
                Session.setUid(item, uid);
            } else {
                Session.setUid(item, RandomUtils.random(8, RandomUtils.CHARS_LOW_NUMBERS));
            }
            srvc.upsert(item);
            return item;
        } catch (Throwable ignored) {
        }
        return null;
    }

    public static DBObject sign(final String id, final String userId) {
        try {
            final SessionService srvc = new SessionService();
            final DBObject item = srvc.findById(id);
            Session.ping(item);
            Session.setUserId(item, userId);
            srvc.upsert(item);
            return item;
        } catch (Throwable ignored) {
        }
        return null;
    }

    public static DBObject ping(final String id) {
        try {
            final SessionService srvc = new SessionService();
            final DBObject item = srvc.findById(id);
            Session.ping(item);
            srvc.upsert(item);
            return item;
        } catch (Throwable ignored) {
        }
        return null;
    }

    /**
     * Restore old session after removed.
     *
     * @param json JSON string
     * @return Session
     */
    public static DBObject restore(final String json) {
        try {
            return restore(MongoUtils.parseObject(json));
        } catch (Throwable ignored) {
        }
        return null;
    }

    public static DBObject restore(final DBObject item) {
        try {
            if (null != item) {
                final String id = Session.getId(item);
                final SessionService srvc = new SessionService();
                if (null == srvc.findById(id)) {
                    Session.ping(item);
                    srvc.upsert(item);
                    return item;
                }
            }
        } catch (Throwable ignored) {
        }
        return null;
    }

    public static DBObject setData(final String id, final String data) {
        try {
            final SessionService srvc = new SessionService();
            final DBObject item = srvc.findById(id);
            Session.ping(item);
            final DBObject dbData = MongoUtils.parseObject(data);
            Session.setData(item, dbData);
            srvc.upsert(item);
            return item;
        } catch (Throwable ignored) {
        }
        return null;
    }

    /**
     * Remove all expired sessions and returns removed items
     *
     * @return Removed items
     */
    public static List<DBObject> clean() {
        try {
            final SessionService srvc = new SessionService();
            return srvc.removeExpired();
        } catch (Throwable ignored) {
        }
        return null;
    }
}