001    /**
002     * Licensed to the Apache Software Foundation (ASF) under one or more
003     * contributor license agreements.  See the NOTICE file distributed with
004     * this work for additional information regarding copyright ownership.
005     * The ASF licenses this file to You under the Apache License, Version 2.0
006     * (the "License"); you may not use this file except in compliance with
007     * the License.  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    package org.apache.camel.component.irc;
018    
019    import org.apache.camel.Exchange;
020    import org.apache.camel.Processor;
021    import org.apache.camel.impl.DefaultConsumer;
022    import org.schwering.irc.lib.IRCConnection;
023    import org.schwering.irc.lib.IRCEventAdapter;
024    import org.schwering.irc.lib.IRCModeParser;
025    import org.schwering.irc.lib.IRCUser;
026    import org.slf4j.Logger;
027    import org.slf4j.LoggerFactory;
028    
029    public class IrcConsumer extends DefaultConsumer {
030        private static final transient Logger LOG = LoggerFactory.getLogger(IrcConsumer.class);
031    
032        private final IrcConfiguration configuration;
033        private final IrcEndpoint endpoint;
034        private final IRCConnection connection;
035        private  IRCEventAdapter listener;
036    
037        public IrcConsumer(IrcEndpoint endpoint, Processor processor, IRCConnection connection) {
038            super(endpoint, processor);
039            this.endpoint = endpoint;
040            this.connection = connection;
041            this.configuration = endpoint.getConfiguration();
042        }
043    
044        @Override
045        protected void doStop() throws Exception {
046            if (connection != null) {
047                for (String channel : endpoint.getConfiguration().getChannels()) {
048                    LOG.debug("Parting: {}", channel);
049                    connection.doPart(channel);
050                }
051                connection.removeIRCEventListener(listener);
052            }
053            super.doStop();
054        }
055    
056        @Override
057        protected void doStart() throws Exception {
058            super.doStart();
059            listener = getListener();
060            connection.addIRCEventListener(listener);
061            endpoint.joinChannels();
062        }
063    
064        public IRCConnection getConnection() {
065            return connection;
066        }
067    
068        public IRCEventAdapter getListener() {
069            if (listener == null) {
070                listener = new FilteredIRCEventAdapter();
071            }
072            return listener;
073        }
074    
075        public void setListener(IRCEventAdapter listener) {
076            this.listener = listener;
077        }
078    
079        class FilteredIRCEventAdapter extends IRCEventAdapter {
080    
081            @Override
082            public void onNick(IRCUser user, String newNick) {
083                if (configuration.isOnNick()) {
084                    Exchange exchange = endpoint.createOnNickExchange(user, newNick);
085                    try {
086                        getProcessor().process(exchange);
087                    } catch (Exception e) {
088                        handleException(e);
089                    }
090                }
091            }
092    
093            @Override
094            public void onQuit(IRCUser user, String msg) {
095                if (configuration.isOnQuit()) {
096                    Exchange exchange = endpoint.createOnQuitExchange(user, msg);
097                    try {
098                        getProcessor().process(exchange);
099                    } catch (Exception e) {
100                        handleException(e);
101                    }
102                }
103            }
104    
105            @Override
106            public void onJoin(String channel, IRCUser user) {
107                if (configuration.isOnJoin()) {
108                    Exchange exchange = endpoint.createOnJoinExchange(channel, user);
109                    try {
110                        getProcessor().process(exchange);
111                    } catch (Exception e) {
112                        handleException(e);
113                    }
114                }
115            }
116    
117            @Override
118            public void onKick(String channel, IRCUser user, String passiveNick, String msg) {
119    
120                // check to see if I got kick and if so rejoin if autoRejoin is on
121                if (passiveNick.equals(connection.getNick()) && configuration.isAutoRejoin()) {
122                    endpoint.joinChannel(channel);
123                }
124    
125                if (configuration.isOnKick()) {
126                    Exchange exchange = endpoint.createOnKickExchange(channel, user, passiveNick, msg);
127                    try {
128                        getProcessor().process(exchange);
129                    } catch (Exception e) {
130                        handleException(e);
131                    }
132                }
133            }
134    
135            @Override
136            public void onMode(String channel, IRCUser user, IRCModeParser modeParser) {
137                if (configuration.isOnMode()) {
138                    Exchange exchange = endpoint.createOnModeExchange(channel, user, modeParser);
139                    try {
140                        getProcessor().process(exchange);
141                    } catch (Exception e) {
142                        handleException(e);
143                    }
144                }
145            }
146    
147            @Override
148            public void onPart(String channel, IRCUser user, String msg) {
149                if (configuration.isOnPart()) {
150                    Exchange exchange = endpoint.createOnPartExchange(channel, user, msg);
151                    try {
152                        getProcessor().process(exchange);
153                    } catch (Exception e) {
154                        handleException(e);
155                    }
156                }
157            }
158    
159            @Override
160            public void onReply(int num, String value, String msg) {
161                if (configuration.isOnReply()) {
162                    Exchange exchange = endpoint.createOnReplyExchange(num, value, msg);
163                    try {
164                        getProcessor().process(exchange);
165                    } catch (Exception e) {
166                        handleException(e);
167                    }
168                }
169            }
170    
171            @Override
172            public void onTopic(String channel, IRCUser user, String topic) {
173                if (configuration.isOnTopic()) {
174                    Exchange exchange = endpoint.createOnTopicExchange(channel, user, topic);
175                    try {
176                        getProcessor().process(exchange);
177                    } catch (Exception e) {
178                        handleException(e);
179                    }
180                }
181            }
182    
183            @Override
184            public void onPrivmsg(String target, IRCUser user, String msg) {
185                if (configuration.isOnPrivmsg()) {
186                    Exchange exchange = endpoint.createOnPrivmsgExchange(target, user, msg);
187                    try {
188                        getProcessor().process(exchange);
189                    } catch (Exception e) {
190                        handleException(e);
191                    }
192                }
193            }
194    
195            @Override
196            public void onError(int num, String msg) {
197            }
198    
199        }
200    
201    }