/*
    BEEM is a videoconference application on the Android Platform.

    Copyright (C) 2009 by Frederic-Charles Barthelery,
                          Jean-Manuel Da Silva,
                          Nikita Kozlov,
                          Philippe Lago,
                          Jean Baptiste Vergely,
                          Vincent Veronis.

    This file is part of BEEM.

    BEEM 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.

    BEEM 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 BEEM.  If not, see <http://www.gnu.org/licenses/>.

    Please send bug reports with examples or suggestions to
    contact@beem-project.com or http://dev.beem-project.com/

    Epitech, hereby disclaims all copyright interest in the program "Beem"
    written by Frederic-Charles Barthelery,
               Jean-Manuel Da Silva,
               Nikita Kozlov,
               Philippe Lago,
               Jean Baptiste Vergely,
               Vincent Veronis.

    Nicolas Sadirac, November 26, 2009
    President of Epitech.

    Flavien Astraud, November 26, 2009
    Head of the EIP Laboratory.

*/
package com.beem.project.beem.smack.avatar;

import org.jivesoftware.smack.packet.PacketExtension;
import org.jivesoftware.smack.provider.PacketExtensionProvider;
import org.xmlpull.v1.XmlPullParser;

/**
 * A PacketExtensionProvider to parse the Avatar data.
 * XML namespace urn:xmpp:avatar:data
 */
public class AvatarProvider implements PacketExtensionProvider {

    /**
     * Creates a new AvatarProvider.
     * ProviderManager requires that every PacketExtensionProvider has a public, no-argument constructor
     */
    public AvatarProvider() {
    }

    @Override
    public PacketExtension parseExtension(XmlPullParser parser)
	throws Exception {
	boolean done = false;
	while (!done) {
	    int eventType = parser.getEventType();
	    if (eventType == XmlPullParser.START_TAG) {
		if ("data".equals(parser.getName())) {
		    String data = parser.nextText();
		    AvatarExtension avatar = new AvatarExtension(data);
		    return avatar;
		}
	    }
	    parser.next();
	}
	return null;
    }
}
