001/** 002 * 003 * Copyright 2003-2007 Jive Software. 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 */ 017 018package org.jivesoftware.smackx.workgroup.packet; 019 020import java.io.IOException; 021import java.text.ParseException; 022import java.text.SimpleDateFormat; 023import java.util.ArrayList; 024import java.util.Date; 025import java.util.List; 026import java.util.TimeZone; 027 028import org.jivesoftware.smack.packet.XmlEnvironment; 029import org.jivesoftware.smack.provider.IQProvider; 030import org.jivesoftware.smack.util.ParserUtils; 031import org.jivesoftware.smack.xml.XmlPullParser; 032import org.jivesoftware.smack.xml.XmlPullParserException; 033 034import org.jxmpp.jid.Jid; 035 036/** 037 * An IQProvider for transcripts summaries. 038 * 039 * @author Gaston Dombiak 040 */ 041public class TranscriptsProvider extends IQProvider<Transcripts> { 042 043 @SuppressWarnings("DateFormatConstant") 044 private static final SimpleDateFormat UTC_FORMAT = new SimpleDateFormat("yyyyMMdd'T'HH:mm:ss"); 045 static { 046 UTC_FORMAT.setTimeZone(TimeZone.getTimeZone("GMT+0")); 047 } 048 049 @Override 050 public Transcripts parse(XmlPullParser parser, int initialDepth, XmlEnvironment xmlEnvironment) 051 throws XmlPullParserException, IOException, TextParseException, ParseException { 052 Jid userID = ParserUtils.getJidAttribute(parser, "userID"); 053 List<Transcripts.TranscriptSummary> summaries = new ArrayList<>(); 054 055 boolean done = false; 056 while (!done) { 057 XmlPullParser.Event eventType = parser.next(); 058 if (eventType == XmlPullParser.Event.START_ELEMENT) { 059 if (parser.getName().equals("transcript")) { 060 Transcripts.TranscriptSummary summary = parseSummary(parser); 061 summaries.add(summary); 062 } 063 } 064 else if (eventType == XmlPullParser.Event.END_ELEMENT) { 065 if (parser.getName().equals("transcripts")) { 066 done = true; 067 } 068 } 069 } 070 071 return new Transcripts(userID, summaries); 072 } 073 074 private static Transcripts.TranscriptSummary parseSummary(XmlPullParser parser) 075 throws IOException, XmlPullParserException, ParseException { 076 String sessionID = parser.getAttributeValue("", "sessionID"); 077 Date joinTime = null; 078 Date leftTime = null; 079 List<Transcripts.AgentDetail> agents = new ArrayList<>(); 080 081 boolean done = false; 082 while (!done) { 083 XmlPullParser.Event eventType = parser.next(); 084 if (eventType == XmlPullParser.Event.START_ELEMENT) { 085 if (parser.getName().equals("joinTime")) { 086 synchronized (UTC_FORMAT) { 087 joinTime = UTC_FORMAT.parse(parser.nextText()); 088 } 089 } 090 else if (parser.getName().equals("leftTime")) { 091 synchronized (UTC_FORMAT) { 092 leftTime = UTC_FORMAT.parse(parser.nextText()); 093 } 094 } 095 else if (parser.getName().equals("agents")) { 096 agents = parseAgents(parser); 097 } 098 } 099 else if (eventType == XmlPullParser.Event.END_ELEMENT) { 100 if (parser.getName().equals("transcript")) { 101 done = true; 102 } 103 } 104 } 105 106 return new Transcripts.TranscriptSummary(sessionID, joinTime, leftTime, agents); 107 } 108 109 private static List<Transcripts.AgentDetail> parseAgents(XmlPullParser parser) 110 throws IOException, XmlPullParserException, ParseException { 111 List<Transcripts.AgentDetail> agents = new ArrayList<>(); 112 String agentJID = null; 113 Date joinTime = null; 114 Date leftTime = null; 115 116 boolean done = false; 117 while (!done) { 118 XmlPullParser.Event eventType = parser.next(); 119 if (eventType == XmlPullParser.Event.START_ELEMENT) { 120 if (parser.getName().equals("agentJID")) { 121 agentJID = parser.nextText(); 122 } 123 else if (parser.getName().equals("joinTime")) { 124 synchronized (UTC_FORMAT) { 125 joinTime = UTC_FORMAT.parse(parser.nextText()); 126 } 127 } 128 else if (parser.getName().equals("leftTime")) { 129 synchronized (UTC_FORMAT) { 130 leftTime = UTC_FORMAT.parse(parser.nextText()); 131 } 132 } 133 else if (parser.getName().equals("agent")) { 134 agentJID = null; 135 joinTime = null; 136 leftTime = null; 137 } 138 } 139 else if (eventType == XmlPullParser.Event.END_ELEMENT) { 140 if (parser.getName().equals("agents")) { 141 done = true; 142 } 143 else if (parser.getName().equals("agent")) { 144 agents.add(new Transcripts.AgentDetail(agentJID, joinTime, leftTime)); 145 } 146 } 147 } 148 return agents; 149 } 150}