Shuyi Chen | d7955ce | 2013-05-22 14:51:55 -0700 | [diff] [blame] | 1 | /** |
| 2 | * $RCSfile$ |
| 3 | * $Revision$ |
| 4 | * $Date$ |
| 5 | * |
| 6 | * Copyright 2003-2007 Jive Software. |
| 7 | * |
| 8 | * All rights reserved. Licensed under the Apache License, Version 2.0 (the "License"); |
| 9 | * you may not use this file except in compliance with the License. |
| 10 | * You may obtain a copy of the License at |
| 11 | * |
| 12 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 13 | * |
| 14 | * Unless required by applicable law or agreed to in writing, software |
| 15 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 16 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 17 | * See the License for the specific language governing permissions and |
| 18 | * limitations under the License. |
| 19 | */ |
| 20 | |
| 21 | package org.jivesoftware.smackx.provider; |
| 22 | |
| 23 | import org.jivesoftware.smack.packet.*; |
| 24 | import org.jivesoftware.smack.provider.*; |
| 25 | import org.jivesoftware.smackx.packet.*; |
| 26 | import org.xmlpull.v1.XmlPullParser; |
| 27 | |
| 28 | /** |
| 29 | * The MUCUserProvider parses packets with extended presence information about |
| 30 | * roles and affiliations. |
| 31 | * |
| 32 | * @author Gaston Dombiak |
| 33 | */ |
| 34 | public class MUCUserProvider implements PacketExtensionProvider { |
| 35 | |
| 36 | /** |
| 37 | * Creates a new MUCUserProvider. |
| 38 | * ProviderManager requires that every PacketExtensionProvider has a public, no-argument |
| 39 | * constructor |
| 40 | */ |
| 41 | public MUCUserProvider() { |
| 42 | } |
| 43 | |
| 44 | /** |
| 45 | * Parses a MUCUser packet (extension sub-packet). |
| 46 | * |
| 47 | * @param parser the XML parser, positioned at the starting element of the extension. |
| 48 | * @return a PacketExtension. |
| 49 | * @throws Exception if a parsing error occurs. |
| 50 | */ |
| 51 | public PacketExtension parseExtension(XmlPullParser parser) throws Exception { |
| 52 | MUCUser mucUser = new MUCUser(); |
| 53 | boolean done = false; |
| 54 | while (!done) { |
| 55 | int eventType = parser.next(); |
| 56 | if (eventType == XmlPullParser.START_TAG) { |
| 57 | if (parser.getName().equals("invite")) { |
| 58 | mucUser.setInvite(parseInvite(parser)); |
| 59 | } |
| 60 | if (parser.getName().equals("item")) { |
| 61 | mucUser.setItem(parseItem(parser)); |
| 62 | } |
| 63 | if (parser.getName().equals("password")) { |
| 64 | mucUser.setPassword(parser.nextText()); |
| 65 | } |
| 66 | if (parser.getName().equals("status")) { |
| 67 | mucUser.setStatus(new MUCUser.Status(parser.getAttributeValue("", "code"))); |
| 68 | } |
| 69 | if (parser.getName().equals("decline")) { |
| 70 | mucUser.setDecline(parseDecline(parser)); |
| 71 | } |
| 72 | if (parser.getName().equals("destroy")) { |
| 73 | mucUser.setDestroy(parseDestroy(parser)); |
| 74 | } |
| 75 | } |
| 76 | else if (eventType == XmlPullParser.END_TAG) { |
| 77 | if (parser.getName().equals("x")) { |
| 78 | done = true; |
| 79 | } |
| 80 | } |
| 81 | } |
| 82 | |
| 83 | return mucUser; |
| 84 | } |
| 85 | |
| 86 | private MUCUser.Item parseItem(XmlPullParser parser) throws Exception { |
| 87 | boolean done = false; |
| 88 | MUCUser.Item item = |
| 89 | new MUCUser.Item( |
| 90 | parser.getAttributeValue("", "affiliation"), |
| 91 | parser.getAttributeValue("", "role")); |
| 92 | item.setNick(parser.getAttributeValue("", "nick")); |
| 93 | item.setJid(parser.getAttributeValue("", "jid")); |
| 94 | while (!done) { |
| 95 | int eventType = parser.next(); |
| 96 | if (eventType == XmlPullParser.START_TAG) { |
| 97 | if (parser.getName().equals("actor")) { |
| 98 | item.setActor(parser.getAttributeValue("", "jid")); |
| 99 | } |
| 100 | if (parser.getName().equals("reason")) { |
| 101 | item.setReason(parser.nextText()); |
| 102 | } |
| 103 | } |
| 104 | else if (eventType == XmlPullParser.END_TAG) { |
| 105 | if (parser.getName().equals("item")) { |
| 106 | done = true; |
| 107 | } |
| 108 | } |
| 109 | } |
| 110 | return item; |
| 111 | } |
| 112 | |
| 113 | private MUCUser.Invite parseInvite(XmlPullParser parser) throws Exception { |
| 114 | boolean done = false; |
| 115 | MUCUser.Invite invite = new MUCUser.Invite(); |
| 116 | invite.setFrom(parser.getAttributeValue("", "from")); |
| 117 | invite.setTo(parser.getAttributeValue("", "to")); |
| 118 | while (!done) { |
| 119 | int eventType = parser.next(); |
| 120 | if (eventType == XmlPullParser.START_TAG) { |
| 121 | if (parser.getName().equals("reason")) { |
| 122 | invite.setReason(parser.nextText()); |
| 123 | } |
| 124 | } |
| 125 | else if (eventType == XmlPullParser.END_TAG) { |
| 126 | if (parser.getName().equals("invite")) { |
| 127 | done = true; |
| 128 | } |
| 129 | } |
| 130 | } |
| 131 | return invite; |
| 132 | } |
| 133 | |
| 134 | private MUCUser.Decline parseDecline(XmlPullParser parser) throws Exception { |
| 135 | boolean done = false; |
| 136 | MUCUser.Decline decline = new MUCUser.Decline(); |
| 137 | decline.setFrom(parser.getAttributeValue("", "from")); |
| 138 | decline.setTo(parser.getAttributeValue("", "to")); |
| 139 | while (!done) { |
| 140 | int eventType = parser.next(); |
| 141 | if (eventType == XmlPullParser.START_TAG) { |
| 142 | if (parser.getName().equals("reason")) { |
| 143 | decline.setReason(parser.nextText()); |
| 144 | } |
| 145 | } |
| 146 | else if (eventType == XmlPullParser.END_TAG) { |
| 147 | if (parser.getName().equals("decline")) { |
| 148 | done = true; |
| 149 | } |
| 150 | } |
| 151 | } |
| 152 | return decline; |
| 153 | } |
| 154 | |
| 155 | private MUCUser.Destroy parseDestroy(XmlPullParser parser) throws Exception { |
| 156 | boolean done = false; |
| 157 | MUCUser.Destroy destroy = new MUCUser.Destroy(); |
| 158 | destroy.setJid(parser.getAttributeValue("", "jid")); |
| 159 | while (!done) { |
| 160 | int eventType = parser.next(); |
| 161 | if (eventType == XmlPullParser.START_TAG) { |
| 162 | if (parser.getName().equals("reason")) { |
| 163 | destroy.setReason(parser.nextText()); |
| 164 | } |
| 165 | } |
| 166 | else if (eventType == XmlPullParser.END_TAG) { |
| 167 | if (parser.getName().equals("destroy")) { |
| 168 | done = true; |
| 169 | } |
| 170 | } |
| 171 | } |
| 172 | return destroy; |
| 173 | } |
| 174 | } |