| /** |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.camel.component.irc; |
| |
| import org.apache.camel.Exchange; |
| import org.apache.camel.ExchangePattern; |
| import org.apache.camel.Processor; |
| import org.apache.camel.impl.DefaultEndpoint; |
| import org.apache.camel.spi.UriEndpoint; |
| import org.apache.camel.spi.UriParam; |
| import org.apache.camel.util.ObjectHelper; |
| import org.apache.camel.util.UnsafeUriCharactersEncoder; |
| import org.schwering.irc.lib.IRCConnection; |
| import org.schwering.irc.lib.IRCConstants; |
| import org.schwering.irc.lib.IRCModeParser; |
| import org.schwering.irc.lib.IRCUser; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| /** |
| * The irc component implements an <a href="https://en.wikipedia.org/wiki/Internet_Relay_Chat">IRC</a> (Internet Relay Chat) transport. |
| */ |
| @UriEndpoint( |
| firstVersion = "1.1.0", |
| scheme = "irc", |
| title = "IRC", |
| syntax = "irc:hostname:port", |
| alternativeSyntax = "irc:username:password@hostname:port", |
| consumerClass = IrcConsumer.class, |
| label = "chat") |
| public class IrcEndpoint extends DefaultEndpoint { |
| private static final Logger LOG = LoggerFactory.getLogger(IrcEndpoint.class); |
| |
| @UriParam |
| private IrcConfiguration configuration; |
| private IrcBinding binding; |
| private IrcComponent component; |
| |
| public IrcEndpoint(String endpointUri, IrcComponent component, IrcConfiguration configuration) { |
| super(UnsafeUriCharactersEncoder.encode(endpointUri), component); |
| this.component = component; |
| this.configuration = configuration; |
| } |
| |
| public boolean isSingleton() { |
| return true; |
| } |
| |
| public Exchange createExchange(ExchangePattern pattern) { |
| Exchange exchange = super.createExchange(pattern); |
| exchange.setProperty(Exchange.BINDING, getBinding()); |
| return exchange; |
| } |
| |
| public Exchange createOnPrivmsgExchange(String target, IRCUser user, String msg) { |
| Exchange exchange = createExchange(); |
| IrcMessage im = new IrcMessage(getCamelContext(), "PRIVMSG", target, user, msg); |
| exchange.setIn(im); |
| return exchange; |
| } |
| |
| public Exchange createOnNickExchange(IRCUser user, String newNick) { |
| Exchange exchange = createExchange(); |
| IrcMessage im = new IrcMessage(getCamelContext(), "NICK", user, newNick); |
| exchange.setIn(im); |
| return exchange; |
| } |
| |
| public Exchange createOnQuitExchange(IRCUser user, String msg) { |
| Exchange exchange = createExchange(); |
| IrcMessage im = new IrcMessage(getCamelContext(), "QUIT", user, msg); |
| exchange.setIn(im); |
| return exchange; |
| } |
| |
| public Exchange createOnJoinExchange(String channel, IRCUser user) { |
| Exchange exchange = createExchange(); |
| IrcMessage im = new IrcMessage(getCamelContext(), "JOIN", channel, user); |
| exchange.setIn(im); |
| return exchange; |
| } |
| |
| public Exchange createOnKickExchange(String channel, IRCUser user, String whoWasKickedNick, String msg) { |
| Exchange exchange = createExchange(); |
| IrcMessage im = new IrcMessage(getCamelContext(), "KICK", channel, user, whoWasKickedNick, msg); |
| exchange.setIn(im); |
| return exchange; |
| } |
| |
| public Exchange createOnModeExchange(String channel, IRCUser user, IRCModeParser modeParser) { |
| Exchange exchange = createExchange(); |
| IrcMessage im = new IrcMessage(getCamelContext(), "MODE", channel, user, modeParser.getLine()); |
| exchange.setIn(im); |
| return exchange; |
| } |
| |
| public Exchange createOnPartExchange(String channel, IRCUser user, String msg) { |
| Exchange exchange = createExchange(); |
| IrcMessage im = new IrcMessage(getCamelContext(), "PART", channel, user, msg); |
| exchange.setIn(im); |
| return exchange; |
| } |
| |
| public Exchange createOnReplyExchange(int num, String value, String msg) { |
| Exchange exchange = createExchange(); |
| IrcMessage im = new IrcMessage(getCamelContext(), "REPLY", num, value, msg); |
| exchange.setIn(im); |
| return exchange; |
| } |
| |
| public Exchange createOnTopicExchange(String channel, IRCUser user, String topic) { |
| Exchange exchange = createExchange(); |
| IrcMessage im = new IrcMessage(getCamelContext(), "TOPIC", channel, user, topic); |
| exchange.setIn(im); |
| return exchange; |
| } |
| |
| public IrcProducer createProducer() throws Exception { |
| return new IrcProducer(this, component.getIRCConnection(configuration)); |
| } |
| |
| public IrcConsumer createConsumer(Processor processor) throws Exception { |
| IrcConsumer answer = new IrcConsumer(this, processor, component.getIRCConnection(configuration)); |
| configureConsumer(answer); |
| return answer; |
| } |
| |
| public IrcComponent getComponent() { |
| return component; |
| } |
| |
| public void setComponent(IrcComponent component) { |
| this.component = component; |
| } |
| |
| public IrcBinding getBinding() { |
| if (binding == null) { |
| binding = new IrcBinding(); |
| } |
| return binding; |
| } |
| |
| public void setBinding(IrcBinding binding) { |
| this.binding = binding; |
| } |
| |
| public IrcConfiguration getConfiguration() { |
| return configuration; |
| } |
| |
| public void setConfiguration(IrcConfiguration configuration) { |
| this.configuration = configuration; |
| } |
| |
| public void handleIrcError(int num, String msg) { |
| if (IRCConstants.ERR_NICKNAMEINUSE == num) { |
| handleNickInUse(); |
| } |
| } |
| |
| private void handleNickInUse() { |
| IRCConnection connection = component.getIRCConnection(configuration); |
| String nick = connection.getNick() + "-"; |
| |
| // hackish but working approach to prevent an endless loop. Abort after 4 nick attempts. |
| if (nick.endsWith("----")) { |
| LOG.error("Unable to set nick: " + nick + " disconnecting"); |
| } else { |
| LOG.warn("Unable to set nick: " + nick + " Retrying with " + nick + "-"); |
| connection.doNick(nick); |
| // if the nick failure was doing startup channels weren't joined. So join |
| // the channels now. It's a no-op if the channels are already joined. |
| joinChannels(); |
| } |
| } |
| |
| public void joinChannels() { |
| for (IrcChannel channel : configuration.getChannels()) { |
| joinChannel(channel); |
| } |
| } |
| |
| public void joinChannel(String name) { |
| joinChannel(configuration.findChannel(name)); |
| } |
| |
| public void joinChannel(IrcChannel channel) { |
| if (channel == null) { |
| return; |
| } |
| |
| IRCConnection connection = component.getIRCConnection(configuration); |
| |
| String chn = channel.getName(); |
| String key = channel.getKey(); |
| |
| if (ObjectHelper.isNotEmpty(key)) { |
| if (LOG.isDebugEnabled()) { |
| LOG.debug("Joining: {} using {} with secret key", channel, connection.getClass().getName()); |
| } |
| connection.doJoin(chn, key); |
| } else { |
| if (LOG.isDebugEnabled()) { |
| LOG.debug("Joining: {} using {}", channel, connection.getClass().getName()); |
| } |
| connection.doJoin(chn); |
| } |
| if (configuration.isNamesOnJoin()) { |
| connection.doNames(chn); |
| } |
| } |
| } |
| |