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.settings;
019
020import java.io.IOException;
021import java.util.ArrayList;
022import java.util.Collection;
023import java.util.Iterator;
024import java.util.List;
025
026import org.jivesoftware.smack.packet.IQ;
027import org.jivesoftware.smack.packet.IqData;
028import org.jivesoftware.smack.packet.XmlEnvironment;
029import org.jivesoftware.smack.provider.IqProvider;
030import org.jivesoftware.smack.xml.XmlPullParser;
031import org.jivesoftware.smack.xml.XmlPullParserException;
032
033public class ChatSettings extends IQ {
034
035    /**
036     * Defined as image type.
037     */
038    public static final int IMAGE_SETTINGS = 0;
039
040    /**
041     * Defined as Text settings type.
042     */
043    public static final int TEXT_SETTINGS = 1;
044
045    /**
046     * Defined as Bot settings type.
047     */
048    public static final int BOT_SETTINGS = 2;
049
050    private final List<ChatSetting> settings;
051    private String key;
052    private int type = -1;
053
054    /**
055     * Element name of the stanza extension.
056     */
057    public static final String ELEMENT_NAME = "chat-settings";
058
059    /**
060     * Namespace of the stanza extension.
061     */
062    public static final String NAMESPACE = "http://jivesoftware.com/protocol/workgroup";
063
064    public ChatSettings() {
065        super(ELEMENT_NAME, NAMESPACE);
066        settings = new ArrayList<>();
067    }
068
069    public ChatSettings(String key) {
070        this();
071        setKey(key);
072    }
073
074    public void setKey(String key) {
075        this.key = key;
076    }
077
078    public void setType(int type) {
079        this.type = type;
080    }
081
082    public void addSetting(ChatSetting setting) {
083        settings.add(setting);
084    }
085
086    public Collection<ChatSetting> getSettings() {
087        return settings;
088    }
089
090    public ChatSetting getChatSetting(String key) {
091        Collection<ChatSetting> col = getSettings();
092        if (col != null) {
093            Iterator<ChatSetting> iter = col.iterator();
094            while (iter.hasNext()) {
095                ChatSetting chatSetting = iter.next();
096                if (chatSetting.getKey().equals(key)) {
097                    return chatSetting;
098                }
099            }
100        }
101        return null;
102    }
103
104    public ChatSetting getFirstEntry() {
105        if (settings.size() > 0) {
106            return settings.get(0);
107        }
108        return null;
109    }
110
111    @Override
112    protected IQChildElementXmlStringBuilder getIQChildElementBuilder(IQChildElementXmlStringBuilder buf) {
113        if (key != null) {
114            buf.append(" key=\"" + key + "\"");
115        }
116
117        if (type != -1) {
118            buf.append(" type=\"" + type + "\"");
119        }
120        buf.setEmptyElement();
121        return buf;
122    }
123
124    /**
125     * Stanza extension provider for AgentStatusRequest packets.
126     */
127    public static class InternalProvider extends IqProvider<ChatSettings> {
128
129        @Override
130        public ChatSettings parse(XmlPullParser parser, int initialDepth, IqData iqData, XmlEnvironment xmlEnvironment) throws XmlPullParserException, IOException {
131            if (parser.getEventType() != XmlPullParser.Event.START_ELEMENT) {
132                throw new IllegalStateException("Parser not in proper position, or bad XML.");
133            }
134
135            ChatSettings chatSettings = new ChatSettings();
136
137            boolean done = false;
138            while (!done) {
139                XmlPullParser.Event eventType = parser.next();
140                if (eventType == XmlPullParser.Event.START_ELEMENT && "chat-setting".equals(parser.getName())) {
141                    chatSettings.addSetting(parseChatSetting(parser));
142
143                }
144                else if (eventType == XmlPullParser.Event.END_ELEMENT && ELEMENT_NAME.equals(parser.getName())) {
145                    done = true;
146                }
147            }
148            return chatSettings;
149        }
150
151        private static ChatSetting parseChatSetting(XmlPullParser parser) throws XmlPullParserException, IOException {
152
153            boolean done = false;
154            String key = null;
155            String value = null;
156            int type = 0;
157
158            while (!done) {
159                XmlPullParser.Event eventType = parser.next();
160                if (eventType == XmlPullParser.Event.START_ELEMENT && "key".equals(parser.getName())) {
161                    key = parser.nextText();
162                }
163                else if (eventType == XmlPullParser.Event.START_ELEMENT && "value".equals(parser.getName())) {
164                    value = parser.nextText();
165                }
166                else if (eventType == XmlPullParser.Event.START_ELEMENT && "type".equals(parser.getName())) {
167                    type = Integer.parseInt(parser.nextText());
168                }
169                else if (eventType == XmlPullParser.Event.END_ELEMENT && "chat-setting".equals(parser.getName())) {
170                    done = true;
171                }
172            }
173            return new ChatSetting(key, value, type);
174        }
175    }
176}
177