Conf.java

package org.buddycloud.channelserver.channel;

import java.util.Date;
import java.util.HashMap;

import org.buddycloud.channelserver.Configuration;
import org.buddycloud.channelserver.pubsub.accessmodel.AccessModels;
import org.buddycloud.channelserver.pubsub.affiliation.Affiliations;
import org.joda.time.format.DateTimeFormatter;
import org.joda.time.format.ISODateTimeFormat;
import org.xmpp.packet.JID;

/*
 * Most of these are copied from here
 * https://github.com/buddycloud/buddycloud-server/blob/master/src/local/operations.coffee#L14
 */
public class Conf {

    public static final String TYPE = "pubsub#type";
    public static final String TITLE = "pubsub#title";
    public static final String DESCRIPTION = "pubsub#description";
    public static final String PUBLISH_MODEL = "pubsub#publish_model";
    public static final String ACCESS_MODEL = "pubsub#access_model";
    public static final String CREATION_DATE = "pubsub#creation_date";
    public static final String CREATOR = "pubsub#owner";
    public static final String DEFAULT_AFFILIATION = "buddycloud#default_affiliation";
    public static final String NUM_SUBSCRIBERS = "pubsub#num_subscribers";
    public static final String NOTIFY_CONFIG = "pubsub#notify_config";
    public static final String CHANNEL_TYPE = "buddycloud#channel_type";
    private static final String PUBLISHERS = "publishers";
    public static final DateTimeFormatter ISO_8601_PARSER = ISODateTimeFormat.dateTimeParser();
    public static final DateTimeFormatter ISO_8601_FORMATTER = ISODateTimeFormat.dateTime();

    private static Configuration projectConf;
    private static HashMap<String, String> conf;

    public static String getPostChannelNodename(JID channelJID) {
        return "/user/" + channelJID.toBareJID() + "/posts";
    }

    /**
     * Parses a ISO 8601 to a string
     * 
     * @param iso8601Str
     * @return
     * @throws IllegalArgumentException if the provided string is not ISO 8601
     */
    public static Date parseDate(String iso8601Str) throws IllegalArgumentException {
        return ISO_8601_PARSER.parseDateTime(iso8601Str).toDate();
    }

    public static String formatDate(Date date) {
        return ISO_8601_FORMATTER.print(date.getTime());
    }

    public static HashMap<String, String> getDefaultChannelConf(JID channelJID, JID ownerJID) {
        HashMap<String, String> conf = getDefaultConf(channelJID, null);
        conf.put(CREATOR, ownerJID.toBareJID());
        return conf;
    }

    public static HashMap<String, String> getDefaultPostChannelConf(JID channelJID) {
        HashMap<String, String> conf = getDefaultConf(channelJID, "posts");
        conf.put(CHANNEL_TYPE, "personal");
        return conf;
    }

    public static String getStatusChannelNodename(JID channelJID) {
        return "/user/" + channelJID.toBareJID() + "/status";
    }

    public static HashMap<String, String> getDefaultStatusChannelConf(JID channelJID) {
        HashMap<String, String> conf = getDefaultConf(channelJID, "status");
        return conf;
    }

    public static String getGeoPreviousChannelNodename(JID channelJID) {
        return "/user/" + channelJID.toBareJID() + "/geo/previous";
    }

    public static HashMap<String, String> getDefaultGeoPreviousChannelConf(JID channelJID) {
        HashMap<String, String> conf = getDefaultConf(channelJID, "geo/previous");
        return conf;
    }

    public static String getGeoCurrentChannelNodename(JID channelJID) {
        return "/user/" + channelJID.toBareJID() + "/geo/current";
    }

    public static HashMap<String, String> getDefaultGeoCurrentChannelConf(JID channelJID) {
        HashMap<String, String> conf = getDefaultConf(channelJID, "geo/current");
        return conf;
    }

    public static String getGeoNextChannelNodename(JID channelJID) {
        return "/user/" + channelJID.toBareJID() + "/geo/next";
    }

    public static HashMap<String, String> getDefaultGeoNextChannelConf(JID channelJID) {
        HashMap<String, String> conf = getDefaultConf(channelJID, "geo/next");
        return conf;
    }

    public static String getSubscriptionsChannelNodename(JID channelJID) {
        return "/user/" + channelJID.toBareJID() + "/subscriptions";
    }

    public static HashMap<String, String> getDefaultSubscriptionsChannelConf(JID channelJID) {
        HashMap<String, String> conf = getDefaultConf(channelJID, "subscriptions");
        return conf;
    }

    private static HashMap<String, String> getDefaultConf(JID channelJID, String node) {

        conf = new HashMap<String, String>();
        projectConf = Configuration.getInstance();
        conf.put(
                TITLE,
                projectConf.getProperty(Configuration.CONFIGURATION_CHANNELS_DEFAULT_TITLE, "%jid%'s very own buddycloud channel").replace("%jid%",
                        channelJID.toBareJID()));

        conf.put(DESCRIPTION, projectConf.getProperty(Configuration.CONFIGURATION_CHANNELS_DEFAULT_DESCRIPTION, "%jid%'s very own buddycloud channel")
                .replace("%jid%", channelJID.toBareJID()));

        conf.put(CREATION_DATE, formatDate(new Date()));
        conf.put(CREATOR, channelJID.toBareJID());

        conf.put(
                ACCESS_MODEL,
                AccessModels.createFromString(
                        projectConf.getProperty(Configuration.CONFIGURATION_CHANNELS_DEFAULT_ACCESSMODEL, AccessModels.open.toString())).toString());
        conf.put(
                DEFAULT_AFFILIATION,
                Affiliations.createFromString(
                        projectConf.getProperty(Configuration.CONFIGURATION_CHANNELS_DEFAULT_AFFILIATION, Affiliations.member.toString())).toString());


        getConfigurationOverrides(channelJID, node);
        return conf;
    }

    private static void getConfigurationOverrides(JID channelJID, String node) {

        if (null == node) {
            return;
        }

        String accessModelKey = Configuration.CONFIGURATION_CHANNELS_DEFAULT_ACCESSMODEL.replace("default", node.replace("/", "."));
        if (null != projectConf.getProperty(accessModelKey)) {
            conf.put(ACCESS_MODEL, AccessModels.createFromString(projectConf.getProperty(accessModelKey)).toString());
        }

        String affiliationKey = Configuration.CONFIGURATION_CHANNELS_DEFAULT_AFFILIATION.replace("default", node.replace("/", "."));
        if (null != projectConf.getProperty(affiliationKey)) {
            conf.put(DEFAULT_AFFILIATION, Affiliations.createFromString(projectConf.getProperty(affiliationKey)).toString());
        }
        String titleKey = Configuration.CONFIGURATION_CHANNELS_DEFAULT_TITLE.replace("default", node.replace("/", "."));

        if (null != projectConf.getProperty(titleKey)) {
            String title = projectConf.getProperty(titleKey).replace("%jid%", channelJID.toBareJID());
            conf.put(TITLE, title);
        }
        String descriptionKey = Configuration.CONFIGURATION_CHANNELS_DEFAULT_DESCRIPTION.replace("default", node.replace("/", "."));
        if (null != projectConf.getProperty(descriptionKey)) {
            String description = projectConf.getProperty(descriptionKey).replace("%jid%", channelJID.toBareJID());
            conf.put(DESCRIPTION, description);
        }

    }
}