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.XmlEnvironment; 023import org.jivesoftware.smack.provider.IQProvider; 024import org.jivesoftware.smack.xml.XmlPullParser; 025import org.jivesoftware.smack.xml.XmlPullParserException; 026 027import org.jivesoftware.smackx.muclight.MUCLightAffiliation; 028import org.jivesoftware.smackx.muclight.MUCLightRoomConfiguration; 029import org.jivesoftware.smackx.muclight.element.MUCLightInfoIQ; 030 031import org.jxmpp.jid.Jid; 032import org.jxmpp.jid.impl.JidCreate; 033 034/** 035 * MUC Light info IQ provider class. 036 * 037 * @author Fernando Ramirez 038 * 039 */ 040public class MUCLightInfoIQProvider extends IQProvider<MUCLightInfoIQ> { 041 042 @Override 043 public MUCLightInfoIQ parse(XmlPullParser parser, int initialDepth, XmlEnvironment xmlEnvironment) throws XmlPullParserException, IOException { 044 String version = null; 045 String roomName = null; 046 String subject = null; 047 HashMap<String, String> customConfigs = null; 048 HashMap<Jid, MUCLightAffiliation> occupants = new HashMap<>(); 049 050 outerloop: while (true) { 051 XmlPullParser.Event eventType = parser.next(); 052 053 if (eventType == XmlPullParser.Event.START_ELEMENT) { 054 055 if (parser.getName().equals("version")) { 056 version = parser.nextText(); 057 } 058 if (parser.getName().equals("configuration")) { 059 060 int depth = parser.getDepth(); 061 062 outerloop2: while (true) { 063 eventType = parser.next(); 064 065 if (eventType == XmlPullParser.Event.START_ELEMENT) { 066 if (parser.getName().equals("roomname")) { 067 roomName = parser.nextText(); 068 } else if (parser.getName().equals("subject")) { 069 subject = parser.nextText(); 070 } else { 071 if (customConfigs == null) { 072 customConfigs = new HashMap<>(); 073 } 074 customConfigs.put(parser.getName(), parser.nextText()); 075 } 076 077 } else if (eventType == XmlPullParser.Event.END_ELEMENT) { 078 if (parser.getDepth() == depth) { 079 break outerloop2; 080 } 081 } 082 } 083 } 084 085 if (parser.getName().equals("occupants")) { 086 occupants = iterateOccupants(parser); 087 } 088 089 } else if (eventType == XmlPullParser.Event.END_ELEMENT) { 090 if (parser.getDepth() == initialDepth) { 091 break outerloop; 092 } 093 } 094 } 095 096 return new MUCLightInfoIQ(version, new MUCLightRoomConfiguration(roomName, subject, customConfigs), occupants); 097 } 098 099 private static HashMap<Jid, MUCLightAffiliation> iterateOccupants(XmlPullParser parser) throws XmlPullParserException, IOException { 100 HashMap<Jid, MUCLightAffiliation> occupants = new HashMap<>(); 101 int depth = parser.getDepth(); 102 103 outerloop: while (true) { 104 XmlPullParser.Event eventType = parser.next(); 105 if (eventType == XmlPullParser.Event.START_ELEMENT) { 106 if (parser.getName().equals("user")) { 107 MUCLightAffiliation affiliation = MUCLightAffiliation 108 .fromString(parser.getAttributeValue("", "affiliation")); 109 occupants.put(JidCreate.from(parser.nextText()), affiliation); 110 } 111 } else if (eventType == XmlPullParser.Event.END_ELEMENT) { 112 if (parser.getDepth() == depth) { 113 break outerloop; 114 } 115 } 116 } 117 118 return occupants; 119 } 120 121}