001/**
002 *
003 * Copyright 2017 Florian Schmaus
004 *
005 * Licensed under the Apache License, Version 2.0 (the "License");
006 * you may not use this file except in compliance with the License.
007 * You may obtain a copy of the License at
008 *
009 *     http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017package org.jivesoftware.smackx.bob.provider;
018
019import org.jivesoftware.smack.provider.IQProvider;
020import org.jivesoftware.smack.util.ParserUtils;
021
022import org.jivesoftware.smackx.bob.BoBData;
023import org.jivesoftware.smackx.bob.BoBHash;
024import org.jivesoftware.smackx.bob.element.BoBIQ;
025
026import org.xmlpull.v1.XmlPullParser;
027
028/**
029 * Bits of Binary IQ provider class.
030 *
031 * @author Florian Schmaus
032 * @see <a href="http://xmpp.org/extensions/xep-0231.html">XEP-0231: Bits of
033 *      Binary</a>
034 */
035public class BoBIQProvider extends IQProvider<BoBIQ> {
036
037    @Override
038    public BoBIQ parse(XmlPullParser parser, int initialDepth) throws Exception {
039        String cid = parser.getAttributeValue("", "cid");
040        BoBHash bobHash = BoBHash.fromCid(cid);
041
042        String dataType = parser.getAttributeValue("", "type");
043        int maxAge = ParserUtils.getIntegerAttribute(parser, "max-age", -1);
044
045        String base64EncodedData = parser.nextText();
046
047        BoBData bobData;
048        if (dataType != null) {
049            bobData = new BoBData(dataType, base64EncodedData, maxAge);
050        } else {
051            bobData = null;
052        }
053
054        return new BoBIQ(bobHash, bobData);
055    }
056
057}