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.IqData; 023import org.jivesoftware.smack.packet.XmlEnvironment; 024import org.jivesoftware.smack.provider.IqProvider; 025import org.jivesoftware.smack.xml.XmlPullParser; 026import org.jivesoftware.smack.xml.XmlPullParserException; 027 028import org.jivesoftware.smackx.muclight.MUCLightAffiliation; 029import org.jivesoftware.smackx.muclight.MUCLightRoomConfiguration; 030import org.jivesoftware.smackx.muclight.element.MUCLightInfoIQ; 031 032import org.jxmpp.jid.Jid; 033import org.jxmpp.jid.impl.JidCreate; 034 035/** 036 * MUC Light info IQ provider class. 037 * 038 * @author Fernando Ramirez 039 * 040 */ 041public class MUCLightInfoIQProvider extends IqProvider<MUCLightInfoIQ> { 042 043 @Override 044 public MUCLightInfoIQ parse(XmlPullParser parser, int initialDepth, IqData iqData, XmlEnvironment xmlEnvironment) throws XmlPullParserException, IOException { 045 String version = null; 046 String roomName = null; 047 String subject = null; 048 HashMap<String, String> customConfigs = null; 049 HashMap<Jid, MUCLightAffiliation> occupants = new HashMap<>(); 050 051 outerloop: while (true) { 052 XmlPullParser.Event eventType = parser.next(); 053 054 if (eventType == XmlPullParser.Event.START_ELEMENT) { 055 056 if (parser.getName().equals("version")) { 057 version = parser.nextText(); 058 } 059 if (parser.getName().equals("configuration")) { 060 061 int depth = parser.getDepth(); 062 063 outerloop2: while (true) { 064 eventType = parser.next(); 065 066 if (eventType == XmlPullParser.Event.START_ELEMENT) { 067 if (parser.getName().equals("roomname")) { 068 roomName = parser.nextText(); 069 } else if (parser.getName().equals("subject")) { 070 subject = parser.nextText(); 071 } else { 072 if (customConfigs == null) { 073 customConfigs = new HashMap<>(); 074 } 075 customConfigs.put(parser.getName(), parser.nextText()); 076 } 077 078 } else if (eventType == XmlPullParser.Event.END_ELEMENT) { 079 if (parser.getDepth() == depth) { 080 break outerloop2; 081 } 082 } 083 } 084 } 085 086 if (parser.getName().equals("occupants")) { 087 occupants = iterateOccupants(parser); 088 } 089 090 } else if (eventType == XmlPullParser.Event.END_ELEMENT) { 091 if (parser.getDepth() == initialDepth) { 092 break outerloop; 093 } 094 } 095 } 096 097 return new MUCLightInfoIQ(version, new MUCLightRoomConfiguration(roomName, subject, customConfigs), occupants); 098 } 099 100 private static HashMap<Jid, MUCLightAffiliation> iterateOccupants(XmlPullParser parser) throws XmlPullParserException, IOException { 101 HashMap<Jid, MUCLightAffiliation> occupants = new HashMap<>(); 102 int depth = parser.getDepth(); 103 104 outerloop: while (true) { 105 XmlPullParser.Event eventType = parser.next(); 106 if (eventType == XmlPullParser.Event.START_ELEMENT) { 107 if (parser.getName().equals("user")) { 108 MUCLightAffiliation affiliation = MUCLightAffiliation 109 .fromString(parser.getAttributeValue("", "affiliation")); 110 occupants.put(JidCreate.from(parser.nextText()), affiliation); 111 } 112 } else if (eventType == XmlPullParser.Event.END_ELEMENT) { 113 if (parser.getDepth() == depth) { 114 break outerloop; 115 } 116 } 117 } 118 119 return occupants; 120 } 121 122}