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- /*
- * Copyright (c) 2006-2015 DMDirc Developers
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- */
-
- package com.dmdirc;
-
- import com.dmdirc.events.AppErrorEvent;
- import com.dmdirc.events.QuerySelfActionEvent;
- import com.dmdirc.events.QuerySelfMessageEvent;
- import com.dmdirc.events.ServerAuthnoticeEvent;
- import com.dmdirc.events.ServerAwayEvent;
- import com.dmdirc.events.ServerBackEvent;
- import com.dmdirc.events.ServerCtcpEvent;
- import com.dmdirc.events.ServerCtcprEvent;
- import com.dmdirc.events.ServerErrorEvent;
- import com.dmdirc.events.ServerGotpingEvent;
- import com.dmdirc.events.ServerInviteReceivedEvent;
- import com.dmdirc.events.ServerMotdendEvent;
- import com.dmdirc.events.ServerMotdlineEvent;
- import com.dmdirc.events.ServerMotdstartEvent;
- import com.dmdirc.events.ServerNickchangeEvent;
- import com.dmdirc.events.ServerNopingEvent;
- import com.dmdirc.events.ServerNoticeEvent;
- import com.dmdirc.events.ServerNumericEvent;
- import com.dmdirc.events.ServerPingsentEvent;
- import com.dmdirc.events.ServerServernoticeEvent;
- import com.dmdirc.events.ServerUnknownactionEvent;
- import com.dmdirc.events.ServerUnknownmessageEvent;
- import com.dmdirc.events.ServerUnknownnoticeEvent;
- import com.dmdirc.events.ServerUsermodesEvent;
- import com.dmdirc.events.ServerWalldesyncEvent;
- import com.dmdirc.events.ServerWallopsEvent;
- import com.dmdirc.events.ServerWallusersEvent;
- import com.dmdirc.events.StatusBarMessageEvent;
- import com.dmdirc.events.UserErrorEvent;
- import com.dmdirc.interfaces.Connection;
- import com.dmdirc.logger.ErrorLevel;
- import com.dmdirc.parser.common.AwayState;
- import com.dmdirc.parser.common.CallbackManager;
- import com.dmdirc.parser.common.ParserError;
- import com.dmdirc.parser.interfaces.ChannelInfo;
- import com.dmdirc.parser.interfaces.ClientInfo;
- import com.dmdirc.parser.interfaces.Parser;
- import com.dmdirc.parser.interfaces.callbacks.AuthNoticeListener;
- import com.dmdirc.parser.interfaces.callbacks.AwayStateListener;
- import com.dmdirc.parser.interfaces.callbacks.CallbackInterface;
- import com.dmdirc.parser.interfaces.callbacks.ChannelSelfJoinListener;
- import com.dmdirc.parser.interfaces.callbacks.ConnectErrorListener;
- import com.dmdirc.parser.interfaces.callbacks.ErrorInfoListener;
- import com.dmdirc.parser.interfaces.callbacks.InviteListener;
- import com.dmdirc.parser.interfaces.callbacks.MotdEndListener;
- import com.dmdirc.parser.interfaces.callbacks.MotdLineListener;
- import com.dmdirc.parser.interfaces.callbacks.MotdStartListener;
- import com.dmdirc.parser.interfaces.callbacks.NickChangeListener;
- import com.dmdirc.parser.interfaces.callbacks.NickInUseListener;
- import com.dmdirc.parser.interfaces.callbacks.NumericListener;
- import com.dmdirc.parser.interfaces.callbacks.PingFailureListener;
- import com.dmdirc.parser.interfaces.callbacks.PingSentListener;
- import com.dmdirc.parser.interfaces.callbacks.PingSuccessListener;
- import com.dmdirc.parser.interfaces.callbacks.PrivateActionListener;
- import com.dmdirc.parser.interfaces.callbacks.PrivateCtcpListener;
- import com.dmdirc.parser.interfaces.callbacks.PrivateCtcpReplyListener;
- import com.dmdirc.parser.interfaces.callbacks.PrivateMessageListener;
- import com.dmdirc.parser.interfaces.callbacks.PrivateNoticeListener;
- import com.dmdirc.parser.interfaces.callbacks.ServerErrorListener;
- import com.dmdirc.parser.interfaces.callbacks.ServerNoticeListener;
- import com.dmdirc.parser.interfaces.callbacks.ServerReadyListener;
- import com.dmdirc.parser.interfaces.callbacks.SocketCloseListener;
- import com.dmdirc.parser.interfaces.callbacks.UnknownActionListener;
- import com.dmdirc.parser.interfaces.callbacks.UnknownMessageListener;
- import com.dmdirc.parser.interfaces.callbacks.UnknownNoticeListener;
- import com.dmdirc.parser.interfaces.callbacks.UserModeChangeListener;
- import com.dmdirc.parser.interfaces.callbacks.UserModeDiscoveryListener;
- import com.dmdirc.parser.interfaces.callbacks.WallDesyncListener;
- import com.dmdirc.parser.interfaces.callbacks.WallopListener;
- import com.dmdirc.parser.interfaces.callbacks.WalluserListener;
- import com.dmdirc.ui.StatusMessage;
- import com.dmdirc.util.EventUtils;
-
- import java.util.Date;
- import java.util.List;
- import java.util.Optional;
- import java.util.Random;
-
- import javax.annotation.Nonnull;
-
- import org.slf4j.Logger;
- import org.slf4j.LoggerFactory;
-
-
- /**
- * Handles parser events for a Server object.
- */
- public class ServerEventHandler extends EventHandler implements
- ChannelSelfJoinListener, PrivateMessageListener, PrivateActionListener,
- ErrorInfoListener, PrivateCtcpListener, PrivateCtcpReplyListener,
- SocketCloseListener, PrivateNoticeListener, MotdStartListener,
- MotdLineListener, MotdEndListener, NumericListener, PingFailureListener,
- PingSuccessListener, AwayStateListener, ConnectErrorListener,
- NickInUseListener, AuthNoticeListener, UnknownNoticeListener,
- UserModeChangeListener, InviteListener, WallopListener,
- WalluserListener, WallDesyncListener, NickChangeListener,
- ServerErrorListener, PingSentListener, UserModeDiscoveryListener,
- ServerNoticeListener, UnknownMessageListener, UnknownActionListener,
- ServerReadyListener {
-
- private static final Logger LOG = LoggerFactory.getLogger(ServerEventHandler.class);
-
- /** The server instance that owns this event handler. */
- private final Server owner;
- /** Event bus to post events to. */
- private final DMDircMBassador eventBus;
-
- /**
- * Creates a new instance of ServerEventHandler.
- *
- * @param owner The Server instance that we're handling events for
- * @param eventBus The event bus to post events to
- */
- public ServerEventHandler(final Server owner, final DMDircMBassador eventBus) {
- super(eventBus);
- this.owner = owner;
- this.eventBus = eventBus;
- }
-
- @Override
- @SuppressWarnings("unchecked")
- protected <T extends CallbackInterface> void addCallback(
- final CallbackManager cbm, final Class<T> type) {
- cbm.addCallback(type, (T) this);
- }
-
- @Nonnull
- @Override
- protected Connection getConnection() {
- return owner;
- }
-
- @Override
- public void onChannelSelfJoin(final Parser parser, final Date date, final ChannelInfo channel) {
- checkParser(parser);
- owner.addChannel(channel);
- }
-
- @Override
- public void onPrivateMessage(final Parser parser, final Date date, final String message,
- final String host) {
- checkParser(parser);
-
- if (!owner.hasQuery(host)) {
- owner.getQuery(host).onPrivateMessage(parser, date, message, host);
- }
- }
-
- @Override
- public void onPrivateAction(final Parser parser, final Date date, final String message,
- final String host) {
- checkParser(parser);
-
- if (!owner.hasQuery(host)) {
- owner.getQuery(host).onPrivateAction(parser, date, message, host);
- }
- }
-
- @Override
- public void onErrorInfo(final Parser parser, final Date date, final ParserError errorInfo) {
- final ErrorLevel errorLevel = ErrorLevel.UNKNOWN;
-
- final StringBuilder errorString = new StringBuilder();
- errorString.append("Parser exception.\n\n");
-
- errorString.append("\tLast line:\t");
- errorString.append(errorInfo.getLastLine()).append('\n');
-
- errorString.append("\tServer:\t");
- errorString.append(owner.getAddress()).append('\n');
-
- errorString.append("\tAdditional Information:\n");
- for (final String line : parser.getServerInformationLines()) {
- errorString.append("\t\t").append(line).append('\n');
- }
-
- final Exception ex = errorInfo.isException() ? errorInfo.getException()
- : new Exception(errorString.toString()); // NOPMD
-
- if (errorInfo.isUserError()) {
- eventBus.publishAsync(new UserErrorEvent(errorLevel, ex, errorInfo.getData(), ""));
- } else {
- eventBus.publishAsync(new AppErrorEvent(errorLevel, ex, errorInfo.getData(), ""));
- }
- }
-
- @Override
- public void onPrivateCTCP(final Parser parser, final Date date, final String type,
- final String message, final String host) {
- checkParser(parser);
-
-
- final ServerCtcpEvent event = new ServerCtcpEvent(owner, owner.getUser(host),
- type, message);
- final String format = EventUtils.postDisplayable(eventBus, event, "privateCTCP");
- owner.doNotification(format, owner.getParser().get().getClient(host), type, message);
- if (!event.isHandled()) {
- owner.sendCTCPReply(owner.getUser(host).getNickname(), type, message);
- }
- }
-
- @Override
- public void onPrivateCTCPReply(final Parser parser, final Date date, final String type,
- final String message, final String host) {
- checkParser(parser);
-
- final ServerCtcprEvent event = new ServerCtcprEvent(owner, owner.getUser(host),
- type, message);
- final String format = EventUtils.postDisplayable(eventBus, event, "privateCTCPreply");
- owner.doNotification(format, owner.getParser().get().getClient(host), type, message);
- }
-
- @Override
- public void onSocketClosed(final Parser parser, final Date date) {
- if (owner.getParser().orElse(null) == parser) {
- owner.onSocketClosed();
- }
- }
-
- @Override
- public void onPrivateNotice(final Parser parser, final Date date,
- final String message, final String host) {
- checkParser(parser);
-
- final ServerNoticeEvent event = new ServerNoticeEvent(owner, owner.getLocalUser(), message);
- final String format = EventUtils.postDisplayable(eventBus, event, "privateNotice");
- owner.doNotification(format, owner.getParser().get().getClient(host), message);
- }
-
- @Override
- public void onServerNotice(final Parser parser, final Date date,
- final String message, final String host) {
- checkParser(parser);
-
- final ServerServernoticeEvent event = new ServerServernoticeEvent(owner,
- owner.getLocalUser(), message);
- final String format = EventUtils.postDisplayable(eventBus, event, "serverNotice");
- owner.doNotification(format, owner.getParser().get().getClient(host), message);
- }
-
- @Override
- public void onMOTDStart(final Parser parser, final Date date, final String data) {
- checkParser(parser);
-
- final ServerMotdstartEvent event = new ServerMotdstartEvent(owner, data);
- final String format = EventUtils.postDisplayable(eventBus, event, "motdStart");
- owner.doNotification(format, data);
- }
-
- @Override
- public void onMOTDLine(final Parser parser, final Date date, final String data) {
- checkParser(parser);
-
- final ServerMotdlineEvent event = new ServerMotdlineEvent(owner, data);
- final String format = EventUtils.postDisplayable(eventBus, event, "motdLine");
- owner.doNotification(format, data);
- }
-
- @Override
- public void onMOTDEnd(final Parser parser, final Date date,
- final boolean noMOTD, final String data) {
- checkParser(parser);
-
- final ServerMotdendEvent event = new ServerMotdendEvent(owner, data);
- final String format = EventUtils.postDisplayable(eventBus, event, "motdEnd");
- owner.doNotification(format, data);
- }
-
- @Override
- public void onNumeric(final Parser parser, final Date date, final int numeric,
- final String[] token) {
- checkParser(parser);
-
- String snumeric = String.valueOf(numeric);
-
- if (numeric < 10) {
- snumeric = "00" + snumeric;
- } else if (numeric < 100) {
- snumeric = '0' + snumeric;
- }
-
- final String sansIrcd = "numeric_" + snumeric;
- String target = "";
-
- if (owner.getConfigManager().hasOptionString("formatter", sansIrcd)) {
- target = sansIrcd;
- } else if (owner.getConfigManager().hasOptionString("formatter", "numeric_unknown")) {
- target = "numeric_unknown";
- }
-
- final ServerNumericEvent event = new ServerNumericEvent(owner, numeric, token);
- final String format = EventUtils.postDisplayable(eventBus, event, target);
- owner.handleNotification(format, (Object[]) token);
- }
-
- @Override
- public void onPingFailed(final Parser parser, final Date date) {
- checkParser(parser);
-
- eventBus.publishAsync(new StatusBarMessageEvent(new StatusMessage(
- "No ping reply from " + owner.getName() + " for over " +
- (int) Math.floor(parser.getPingTime() / 1000.0) + " seconds.",
- owner.getConfigManager())));
-
- eventBus.publishAsync(new ServerNopingEvent(owner, parser.getPingTime()));
-
- if (parser.getPingTime()
- >= owner.getConfigManager().getOptionInt("server", "pingtimeout")) {
- LOG.warn("Server appears to be stoned, reconnecting");
- owner.handleNotification("stonedServer", owner.getAddress());
- owner.reconnect();
- }
- }
-
- @Override
- public void onPingSent(final Parser parser, final Date date) {
- checkParser(parser);
-
- eventBus.publishAsync(new ServerPingsentEvent(owner));
- }
-
- @Override
- public void onPingSuccess(final Parser parser, final Date date) {
- checkParser(parser);
-
- eventBus.publishAsync(new ServerGotpingEvent(owner,
- owner.getParser().get().getServerLatency()));
- }
-
- @Override
- public void onAwayState(final Parser parser, final Date date, final AwayState oldState,
- final AwayState currentState, final String reason) {
- checkParser(parser);
-
- owner.updateAwayState(currentState == AwayState.AWAY ? Optional.of(reason) : Optional.empty());
-
- if (oldState == AwayState.UNKNOWN) {
- // Ignore discovered self away states
- return;
- }
-
- if (currentState == AwayState.AWAY) {
- final ServerAwayEvent event = new ServerAwayEvent(owner, reason);
- final String format = EventUtils.postDisplayable(eventBus, event, "away");
- owner.doNotification(format, reason);
- } else {
- final ServerBackEvent event = new ServerBackEvent(owner);
- final String format = EventUtils.postDisplayable(eventBus, event, "back");
- owner.doNotification(format);
- }
- }
-
- @Override
- public void onConnectError(final Parser parser, final Date date, final ParserError errorInfo) {
- checkParser(parser);
- owner.onConnectError(errorInfo);
- }
-
- @Override
- public void onNickInUse(final Parser parser, final Date date, final String nickname) {
- checkParser(parser);
-
- final String lastNick = parser.getLocalClient().getNickname();
-
- // If our last nick is still valid, ignore the in use message
- if (!parser.getStringConverter().equalsIgnoreCase(lastNick, nickname)) {
- return;
- }
-
- String newNick = lastNick + new Random().nextInt(10);
-
- final List<String> alts = owner.getProfile().getNicknames();
- int offset = 0;
-
- // Loop so we can check case sensitivity
- for (String alt : alts) {
- offset++;
- if (parser.getStringConverter().equalsIgnoreCase(alt, lastNick)) {
- break;
- }
- }
-
- if (offset < alts.size() && !alts.get(offset).isEmpty()) {
- newNick = alts.get(offset);
- }
-
- parser.getLocalClient().setNickname(newNick);
- }
-
- @Override
- public void onServerReady(final Parser parser, final Date date) {
- checkParser(parser);
- owner.onPost005();
- }
-
- @Override
- public void onNoticeAuth(final Parser parser, final Date date, final String data) {
- checkParser(parser);
-
- final ServerAuthnoticeEvent event = new ServerAuthnoticeEvent(owner, data);
- final String format = EventUtils.postDisplayable(eventBus, event, "authNotice");
- owner.doNotification(format, data);
- }
-
- @Override
- public void onUnknownNotice(final Parser parser, final Date date, final String message,
- final String target, final String host) {
- checkParser(parser);
-
- final ServerUnknownnoticeEvent event = new ServerUnknownnoticeEvent(owner, host, target, message);
- final String format = EventUtils.postDisplayable(eventBus, event, "unknownNotice");
- owner.doNotification(format, host, target, message);
- }
-
- @Override
- public void onUnknownMessage(final Parser parser, final Date date, final String message,
- final String target, final String host) {
- checkParser(parser);
-
- if (parser.getLocalClient().equals(parser.getClient(host))) {
- // Local client
- final QuerySelfMessageEvent event = new QuerySelfMessageEvent(owner.getQuery(target),
- owner.getLocalUser(), message);
- final String format = EventUtils.postDisplayable(eventBus, event,
- "querySelfExternalMessage");
- owner.getQuery(target).doNotification(format, parser.getLocalClient(), message);
- } else {
- final ServerUnknownmessageEvent event
- = new ServerUnknownmessageEvent(owner, host, target, message);
- final String format = EventUtils.postDisplayable(eventBus, event, "unknownMessage");
- owner.doNotification(format, host, target, message);
- }
- }
-
- @Override
- public void onUnknownAction(final Parser parser, final Date date, final String message,
- final String target, final String host) {
- checkParser(parser);
-
- if (parser.getLocalClient().equals(parser.getClient(host))) {
- // Local client
- final QuerySelfActionEvent event = new QuerySelfActionEvent(owner.getQuery(target),
- owner.getLocalUser(), message);
- final String format = EventUtils.postDisplayable(eventBus, event,
- "querySelfExternalAction");
- owner.getQuery(target).doNotification(format, parser.getLocalClient(), message);
- } else {
- final ServerUnknownactionEvent event
- = new ServerUnknownactionEvent(owner, host, target, message);
- final String format = EventUtils.postDisplayable(eventBus, event, "unknownAction");
- owner.doNotification(format, host, target, message);
- }
- }
-
- @Override
- public void onUserModeChanged(final Parser parser, final Date date,
- final ClientInfo client, final String host, final String modes) {
- checkParser(parser);
-
- final ServerUsermodesEvent event = new ServerUsermodesEvent(owner,
- owner.getUser(client.getUsername()), modes);
- final String format = EventUtils.postDisplayable(eventBus, event, "userModeChanged");
- owner.doNotification(format, owner.getParser().get().getClient(host), modes);
- }
-
- @Override
- public void onUserModeDiscovered(final Parser parser, final Date date,
- final ClientInfo client, final String modes) {
- checkParser(parser);
-
- final ServerUsermodesEvent event = new ServerUsermodesEvent(owner,
- owner.getUser(client.getUsername()), modes);
- final String format = EventUtils.postDisplayable(eventBus, event,
- modes.isEmpty() || "+".equals(modes) ? "userNoModes" : "userModeDiscovered");
- owner.doNotification(format, client, modes);
- }
-
- @Override
- public void onInvite(final Parser parser, final Date date, final String userHost,
- final String channel) {
- checkParser(parser);
-
- owner.addInvite(new Invite(owner, channel, owner.getUser(userHost)));
- final ServerInviteReceivedEvent event = new ServerInviteReceivedEvent(owner,
- owner.getUser(userHost), channel);
- final String format = EventUtils.postDisplayable(eventBus, event, "inviteReceived");
- owner.doNotification(format, owner.getParser().get().getClient(userHost), channel);
- }
-
- @Override
- public void onWallop(final Parser parser, final Date date, final String message,
- final String host) {
- checkParser(parser);
-
- final ServerWallopsEvent event = new ServerWallopsEvent(owner,
- owner.getUser(host), message);
- final String format = EventUtils.postDisplayable(eventBus, event, "wallop");
- owner.doNotification(format, owner.getParser().get().getClient(host), message);
-
- }
-
- @Override
- public void onWalluser(final Parser parser, final Date date, final String message,
- final String host) {
- checkParser(parser);
-
- final ServerWallusersEvent event = new ServerWallusersEvent(owner,
- owner.getLocalUser(), message);
- final String format = EventUtils.postDisplayable(eventBus, event, "walluser");
- owner.doNotification(format, owner.getParser().get().getClient(host), message);
- }
-
- @Override
- public void onWallDesync(final Parser parser, final Date date, final String message,
- final String host) {
- checkParser(parser);
-
- final ServerWalldesyncEvent event = new ServerWalldesyncEvent(owner,
- owner.getLocalUser(), message);
- final String format = EventUtils.postDisplayable(eventBus, event, "walldesync");
- owner.doNotification(format, owner.getParser().get().getClient(host), message);
- }
-
- @Override
- public void onNickChanged(final Parser parser, final Date date, final ClientInfo client,
- final String oldNick) {
- checkParser(parser);
-
- if (client.equals(owner.getParser().get().getLocalClient())) {
- final ServerNickchangeEvent event = new ServerNickchangeEvent(owner, oldNick,
- client.getNickname());
- final String format = EventUtils.postDisplayable(eventBus, event, "selfNickChange");
- owner.doNotification(format, oldNick, client.getNickname());
- owner.updateTitle();
- }
- }
-
- @Override
- public void onServerError(final Parser parser, final Date date, final String message) {
- checkParser(parser);
-
- final ServerErrorEvent event = new ServerErrorEvent(owner, message);
- final String format = EventUtils.postDisplayable(eventBus, event, "serverError");
- owner.doNotification(format, message);
- }
-
- @Override
- protected void checkParser(final Parser parser) {
- super.checkParser(parser);
-
- if (owner.getState() != ServerState.CONNECTED
- && owner.getState() != ServerState.CONNECTING
- && owner.getState() != ServerState.DISCONNECTING) {
- throw new IllegalArgumentException("Event called from a parser (#"
- + owner.getStatus().getParserID(parser) + ") that "
- + "shouldn't be in use.\nState history:\n"
- + owner.getStatus().getTransitionHistory());
- }
- }
-
- }
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