com.mobileman.kuravis.core.domain.util.UserUtils.java Source code

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Here is the source code for com.mobileman.kuravis.core.domain.util.UserUtils.java

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/*******************************************************************************
 * Copyright 2015 MobileMan GmbH
 * www.mobileman.com
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *   http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 ******************************************************************************/
/**
 * UserUtils.java
 * 
 * Project: Kuravis
 * 
 * @author MobileMan GmbH
 * @date 6.9.2013
 * @version 1.0
 * 
 * (c) 2013 MobileMan GmbH, www.mobileman.com
 */

package com.mobileman.kuravis.core.domain.util;

import java.util.Map;

import org.apache.shiro.SecurityUtils;
import org.apache.shiro.subject.Subject;

import com.mobileman.kuravis.core.domain.user.Gender;
import com.mobileman.kuravis.core.domain.user.User;
import com.mongodb.BasicDBObject;
import com.mongodb.DBObject;

/**
 * @author MobileMan GmbH
 *
 */
public abstract class UserUtils {

    private static final String[] AVATAR_COLORS = { "#FDB3AD", "#F79C88", "#FC8376", "#DD6C7D", "#C95B60",
            "#C1C9A3", "#96A16C", "#768347", "#799181", "#558581", "#898FA7", "#A5C4DB", "#7CAACB", "#5F8DAA",
            "#33627C", "#DAAF94", "#B8A093", "#967B66", "#7C4E46", "#685245" };

    private static final java.util.Random AVATAR_RND = new java.util.Random();

    /**
     * @return random avatar color
     */
    public static String getAvatarColor() {
        String result = AVATAR_COLORS[AVATAR_RND.nextInt(AVATAR_COLORS.length)];
        return result;
    }

    /**
     * @param user
     * @return emailNotification
     */
    public static DBObject getEmailNotificationSettings(DBObject user) {
        DBObject emailNotification = null;
        DBObject privacySettings = getPrivacySettings(user);
        if (privacySettings != null && privacySettings.get("emailNotification") != null) {
            emailNotification = (DBObject) privacySettings.get("emailNotification");
            return emailNotification;
        }

        return null;
    }

    /**
     * @param user
     * @return emailNotification
     */
    public static DBObject getPrivacySettings(DBObject user) {
        DBObject settings = (DBObject) user.get("settings");
        if (settings != null && settings.get("privacySettings") != null) {
            DBObject privacySettings = (DBObject) settings.get("privacySettings");
            return privacySettings;
        }

        return null;
    }

    /**
     * @param user
     * @return profile of giben user
     */
    public static DBObject getProfileSettings(DBObject user) {
        DBObject settings = (DBObject) user.get("settings");
        if (settings != null && settings.get("profile") != null) {
            DBObject profile = (DBObject) settings.get("profile");
            return profile;
        }

        return null;
    }

    /**
     * @param source
     * @param target
     */
    public static void copyUser(DBObject source, DBObject target) {
        for (String property : new String[] { "email", "name", "gender", "yearOfBirth", "state", "settings",
                EntityUtils.ID }) {
            if (source.containsField(property)) {
                if (Map.class.isInstance(source.get(property))) {
                    target.put(property, new BasicDBObject(Map.class.cast(source.get(property))));
                } else {
                    target.put(property, source.get(property));
                }

            }
        }
    }

    /**
     * @param user
     * @return gender if exists, else UNKNOWN 
     */
    public static String getGender(DBObject user) {
        if (user != null) {
            if (!user.containsField(User.ATTR_GENDER) || user.get(User.ATTR_GENDER) == null) {
                return Gender.UNKNOWN.getValue();
            }

            return (String) user.get(User.ATTR_GENDER);
        }

        return null;
    }

    /**
     * @return
     */
    public static DBObject getLoggedUser() {
        Subject currentUser = SecurityUtils.getSubject();
        if (currentUser != null && currentUser.getPrincipal() != null) {
            DBObject user = (DBObject) currentUser.getPrincipal();
            return user;
        }
        return null;
    }

    public static String getLoggedUserId() {
        return EntityUtils.getEntityId(getLoggedUser());
    }

    /**
     * @param userObject
     * @return base user - ID + name
     */
    public static User createBaseUser(Object userObject) {
        if (userObject == null || !DBObject.class.isInstance(userObject)) {
            return null;
        }

        DBObject user = (DBObject) userObject;

        User result = new User();
        result.set_id((String) user.get(EntityUtils.ID));
        result.setName((String) user.get(EntityUtils.NAME));
        return result;
    }
}