001/** 002 * 003 * Copyright 2016 Fernando Ramirez 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.muclight.provider; 018 019import java.io.IOException; 020import java.util.HashMap; 021 022import org.jivesoftware.smack.packet.IQ; 023import org.jivesoftware.smack.packet.IqData; 024import org.jivesoftware.smack.packet.XmlEnvironment; 025import org.jivesoftware.smack.provider.IqProvider; 026import org.jivesoftware.smack.xml.XmlPullParser; 027import org.jivesoftware.smack.xml.XmlPullParserException; 028 029import org.jivesoftware.smackx.muclight.element.MUCLightBlockingIQ; 030 031import org.jxmpp.jid.Jid; 032import org.jxmpp.jid.impl.JidCreate; 033import org.jxmpp.stringprep.XmppStringprepException; 034 035/** 036 * MUC Light blocking IQ provider class. 037 * 038 * @author Fernando Ramirez 039 * 040 */ 041public class MUCLightBlockingIQProvider extends IqProvider<MUCLightBlockingIQ> { 042 043 @Override 044 public MUCLightBlockingIQ parse(XmlPullParser parser, int initialDepth, IqData iqData, XmlEnvironment xmlEnvironment) throws XmlPullParserException, IOException { 045 HashMap<Jid, Boolean> rooms = null; 046 HashMap<Jid, Boolean> users = null; 047 048 outerloop: while (true) { 049 XmlPullParser.Event eventType = parser.next(); 050 051 if (eventType == XmlPullParser.Event.START_ELEMENT) { 052 053 if (parser.getName().equals("room")) { 054 rooms = parseBlocking(parser, rooms); 055 } 056 057 if (parser.getName().equals("user")) { 058 users = parseBlocking(parser, users); 059 } 060 061 } else if (eventType == XmlPullParser.Event.END_ELEMENT) { 062 if (parser.getDepth() == initialDepth) { 063 break outerloop; 064 } 065 } 066 } 067 068 MUCLightBlockingIQ mucLightBlockingIQ = new MUCLightBlockingIQ(rooms, users); 069 mucLightBlockingIQ.setType(IQ.Type.result); 070 return mucLightBlockingIQ; 071 } 072 073 private static HashMap<Jid, Boolean> parseBlocking(XmlPullParser parser, HashMap<Jid, Boolean> map) 074 throws XmppStringprepException, XmlPullParserException, IOException { 075 if (map == null) { 076 map = new HashMap<>(); 077 } 078 String action = parser.getAttributeValue("", "action"); 079 080 if (action.equals("deny")) { 081 map.put(JidCreate.from(parser.nextText()), false); 082 } else if (action.equals("allow")) { 083 map.put(JidCreate.from(parser.nextText()), true); 084 } 085 return map; 086 } 087 088}