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/*
* Copyright (C) 2008-2023, Juick
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package com.juick;
import com.juick.model.CommandResult;
import com.juick.model.User;
import com.juick.service.MessagesService;
import com.juick.service.StorageService;
import com.juick.service.UserService;
import com.juick.service.component.NotificationListener;
import com.juick.service.component.PingEvent;
import com.juick.service.component.SystemEvent;
import com.juick.util.MessageUtils;
import com.juick.util.formatters.PlainTextFormatter;
import com.juick.util.xmpp.iq.MessageQuery;
import com.juick.www.api.SystemActivity;
import org.apache.commons.codec.digest.DigestUtils;
import org.apache.commons.io.FilenameUtils;
import org.apache.commons.io.IOUtils;
import org.apache.commons.lang3.StringUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.core.io.Resource;
import rocks.xmpp.addr.Jid;
import rocks.xmpp.core.XmppException;
import rocks.xmpp.core.session.Extension;
import rocks.xmpp.core.session.XmppSession;
import rocks.xmpp.core.session.XmppSessionConfiguration;
import rocks.xmpp.core.session.debug.LogbackDebugger;
import rocks.xmpp.core.stanza.IQHandler;
import rocks.xmpp.core.stanza.model.IQ;
import rocks.xmpp.core.stanza.model.Message;
import rocks.xmpp.core.stanza.model.Presence;
import rocks.xmpp.core.stanza.model.StanzaError;
import rocks.xmpp.core.stanza.model.client.ClientMessage;
import rocks.xmpp.core.stanza.model.client.ClientPresence;
import rocks.xmpp.core.stanza.model.errors.Condition;
import rocks.xmpp.extensions.caps.client.ClientEntityCapabilities1Protocol;
import rocks.xmpp.extensions.component.accept.ExternalComponent;
import rocks.xmpp.extensions.disco.ServiceDiscoveryManager;
import rocks.xmpp.extensions.disco.model.info.Identity;
import rocks.xmpp.extensions.filetransfer.FileTransfer;
import rocks.xmpp.extensions.filetransfer.FileTransferManager;
import rocks.xmpp.extensions.nick.model.Nickname;
import rocks.xmpp.extensions.oob.model.x.OobX;
import rocks.xmpp.extensions.ping.PingManager;
import rocks.xmpp.extensions.receipts.MessageDeliveryReceiptsManager;
import rocks.xmpp.extensions.si.model.StreamInitiation;
import rocks.xmpp.extensions.vcard.temp.model.VCard;
import rocks.xmpp.extensions.version.SoftwareVersionManager;
import rocks.xmpp.extensions.version.model.SoftwareVersion;
import javax.annotation.Nonnull;
import java.io.IOException;
import java.net.MalformedURLException;
import java.net.URI;
import java.net.URISyntaxException;
import java.net.URL;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.time.Duration;
import java.time.LocalDate;
import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.Executor;
/**
* @author ugnich
*/
public class XMPPManager implements NotificationListener {
private static final Logger logger = LoggerFactory.getLogger("XMPP");
private final ExternalComponent xmpp;
private final CommandsManager commandsManager;
private final MessagesService messagesService;
private final UserService userService;
private final Jid jid;
public XMPPManager(String botJid, String componentName, int componentPort, String componentHost,
String password, Resource vCardImage, CommandsManager commandsManager,
StorageService storageService, MessagesService messagesService, UserService userService,
Executor applicationTaskExecutor) {
jid = Jid.of(botJid);
this.commandsManager = commandsManager;
this.messagesService = messagesService;
this.userService = userService;
logger.info("xmpp component start connecting to {}", componentPort);
var configurationBuilder = XmppSessionConfiguration.builder()
.extensions(Extension.of(com.juick.model.Message.class), Extension.of(MessageQuery.class))
.defaultResponseTimeout(Duration.ofMillis(120000));
if (logger.isTraceEnabled()) {
configurationBuilder.debugger(LogbackDebugger.class);
}
var configuration = configurationBuilder.build();
xmpp = ExternalComponent.create(componentName, password, configuration, componentHost, componentPort);
ServiceDiscoveryManager serviceDiscoveryManager = xmpp.getManager(ServiceDiscoveryManager.class);
serviceDiscoveryManager.addIdentity(Identity.clientBot().withName("Juick"));
xmpp.enableFeature(StreamInitiation.NAMESPACE);
xmpp.getManager(ClientEntityCapabilities1Protocol.class).setNode("https://juick.com/caps");
MessageDeliveryReceiptsManager messageDeliveryReceiptsManager = xmpp.getManager(MessageDeliveryReceiptsManager.class);
messageDeliveryReceiptsManager.setEnabled(true);
PingManager pingManager = xmpp.getManager(PingManager.class);
pingManager.setEnabled(true);
SoftwareVersionManager softwareVersionManager = xmpp.getManager(SoftwareVersionManager.class);
softwareVersionManager.setSoftwareVersion(new SoftwareVersion("Juick", "2.x",
System.getProperty("os.name", "generic")));
VCard vCard = new VCard();
vCard.setFormattedName("Juick");
vCard.setBirthday(LocalDate.of(2008, 10, 22));
try {
vCard.setUrl(new URL("http://juick.com/"));
vCard.setPhoto(new VCard.Image("image/png", IOUtils.toByteArray(vCardImage.getInputStream())));
} catch (MalformedURLException e) {
logger.error("invalid url", e);
} catch (IOException e) {
logger.warn("invalid resource", e);
}
xmpp.addIQHandler(new IQHandler() {
public java.lang.Class<?> getPayloadClass() {
return MessageQuery.class;
}
public IQ handleRequest(IQ iq) {
Message warningMessage = new Message(iq.getFrom(), Message.Type.CHAT);
warningMessage.setFrom(jid);
warningMessage.setBody("Please, stop this shit");
xmpp.send(warningMessage);
return iq.createError(new StanzaError(Condition.BAD_REQUEST, "Please stop this spam"));
}
});
xmpp.addIQHandler(new IQHandler() {
public Class<?> getPayloadClass() {
return VCard.class;
}
@Override
public IQ handleRequest(IQ iq) {
if (isValidTarget(iq.getTo(), true)) {
return iq.createResult(vCard);
}
return iq.createError(Condition.BAD_REQUEST);
}
});
xmpp.addInboundMessageListener(e -> {
ClientMessage result = incomingMessage(e.getMessage());
if (result != null) {
xmpp.send(result);
}
});
FileTransferManager fileTransferManager = xmpp.getManager(FileTransferManager.class);
fileTransferManager.addFileTransferOfferListener(e -> {
try {
List<String> allowedTypes = List.of("png", "jpg");
String attachmentExtension = FilenameUtils.getExtension(e.getName()).toLowerCase();
String targetFilename = String.format("%s.%s",
DigestUtils.md5Hex(String.format("%s-%s",
e.getInitiator().toString(), e.getSessionId()).getBytes()), attachmentExtension);
if (allowedTypes.contains(attachmentExtension)) {
Path filePath = Paths.get(storageService.getTemporaryDirectory(), targetFilename);
FileTransfer ft = e.accept(filePath).get();
ft.addFileTransferStatusListener(st -> {
logger.debug("{}: received {} of {}", e.getName(), st.getBytesTransferred(), e.getSize());
if (st.getStatus().equals(FileTransfer.Status.COMPLETED)) {
logger.info("transfer completed");
try {
Jid initiator = e.getInitiator();
ClientMessage result = handleCommand(
userService.getUserByJID(initiator.asBareJid().toEscapedString()), initiator,
StringUtils.defaultString(e.getDescription()).trim(), URI.create(String.format("juick://%s", targetFilename)));
if (result != null) {
xmpp.send(result);
}
} catch (Exception e1) {
logger.error("ft error", e1);
}
} else if (st.getStatus().equals(FileTransfer.Status.FAILED)) {
logger.info("transfer failed", ft.getException());
Message msg = new Message();
msg.setType(Message.Type.CHAT);
msg.setFrom(jid);
msg.setTo(e.getInitiator());
msg.setBody("File transfer failed, please report to us");
xmpp.sendMessage(msg);
} else if (st.getStatus().equals(FileTransfer.Status.CANCELED)) {
logger.info("transfer cancelled");
}
});
ft.transfer();
logger.info("transfer started");
} else {
e.reject();
logger.info("transfer rejected");
}
} catch (IOException | InterruptedException | ExecutionException e1) {
logger.error("ft error", e1);
}
});
xmpp.addConnectionListener(event -> {
if (event.getType().equals(rocks.xmpp.core.session.ConnectionEvent.Type.RECONNECTION_SUCCEEDED)) {
logger.info("component connected");
}
});
xmpp.addSessionStatusListener(event -> {
logger.info("event: " + event.getStatus(), event.getThrowable());
if (event.getStatus().equals(XmppSession.Status.AUTHENTICATED)) {
logger.info("Authenticated, broadcasting...");
broadcastPresence(null);
}
});
xmpp.addInboundPresenceListener(event -> {
incomingPresence(event.getPresence());
});
applicationTaskExecutor.execute(() -> {
try {
xmpp.connect();
} catch (XmppException e) {
logger.warn("xmpp exception", e);
}
});
}
private boolean isValidTarget (Jid from, boolean allowDomain) {
var isBotJid = from.equals(jid) || from.asBareJid().equals(jid.asBareJid());
var isDomainJid = from.asBareJid().toEscapedString().equals(jid.getDomain());
if (allowDomain) {
return isBotJid || isDomainJid;
}
return isBotJid;
};
private void sendJuickMessage(com.juick.model.Message jmsg, List<User> users) {
List<String> jids = new ArrayList<>();
for (User user : users) {
jids.addAll(userService.getJIDsbyUID(user.getUid()));
}
com.juick.model.Message fullMsg = messagesService.getMessage(jmsg.getMid()).orElseThrow(IllegalStateException::new);
String txt = "@" + jmsg.getUser().getName() + ":" + MessageUtils.getTagsString(fullMsg) + "\n";
String attachmentUrl = MessageUtils.attachmentUrl(fullMsg);
if (StringUtils.isNotEmpty(attachmentUrl)) {
txt += attachmentUrl + "\n";
}
txt += StringUtils.defaultString(jmsg.getText()) + "\n\n";
txt += "#" + jmsg.getMid() + " http://juick.com/m/" + jmsg.getMid();
Nickname nick = new Nickname("@" + jmsg.getUser().getName());
Message msg = new Message();
msg.setFrom(jid);
msg.setBody(txt);
msg.setType(Message.Type.CHAT);
msg.setThread("juick-" + jmsg.getMid());
msg.addExtension(jmsg);
msg.addExtension(nick);
if (StringUtils.isNotEmpty(attachmentUrl)) {
try {
OobX oob = new OobX(new URI(attachmentUrl));
msg.addExtension(oob);
} catch (URISyntaxException e) {
logger.warn("uri exception", e);
}
}
for (String jid : jids) {
msg.setTo(Jid.of(jid));
xmpp.send(ClientMessage.from(msg));
}
}
private void sendJuickComment(com.juick.model.Message jmsg, List<User> users) {
String replyQuote;
String replyTo;
com.juick.model.Message replyMessage = jmsg.getReplyto() > 0 ? messagesService.getReply(jmsg.getMid(), jmsg.getReplyto())
: messagesService.getMessage(jmsg.getMid()).orElseThrow(IllegalStateException::new);
replyTo = replyMessage.getUser().getName();
com.juick.model.Message fullReply = messagesService.getReply(jmsg.getMid(), jmsg.getRid());
replyQuote = StringUtils.defaultString(fullReply.getReplyQuote());
String txt = "Reply by @" + jmsg.getUser().getName() + ":\n" + replyQuote + "\n@" + replyTo + " ";
String attachmentUrl = MessageUtils.attachmentUrl(fullReply);
if (StringUtils.isNotEmpty(attachmentUrl)) {
txt += attachmentUrl + "\n";
}
txt += StringUtils.defaultString(jmsg.getText()) + "\n\n" + "#" + jmsg.getMid() + "/" + jmsg.getRid() + " http://juick.com/m/" + jmsg.getMid() + "#" + jmsg.getRid();
Message msg = new Message();
msg.setFrom(jid);
msg.setBody(txt);
msg.setType(Message.Type.CHAT);
msg.addExtension(jmsg);
for (User user : users) {
for (String jid : userService.getJIDsbyUID(user.getUid())) {
msg.setTo(Jid.of(jid));
xmpp.send(ClientMessage.from(msg));
}
}
}
@Override
public void processSystemEvent(SystemEvent systemEvent) {
var activity = systemEvent.getActivity();
var type = activity.getType();
if (type.equals(SystemActivity.ActivityType.message)) {
processMessage(activity.getMessage(), activity.getTo());
} else if (type.equals(SystemActivity.ActivityType.like)) {
processLike(activity.getFrom(), activity.getMessage(), activity.getTo());
}
}
private void processMessage(com.juick.model.Message msg, List<User> subscribers) {
if (msg.isService()) {
return;
}
if (MessageUtils.isPM(msg)) {
userService.getJIDsbyUID(msg.getTo().getUid())
.forEach(userJid -> {
Message mm = new Message();
mm.setTo(Jid.of(userJid));
mm.setType(Message.Type.CHAT);
mm.setFrom(jid);
mm.setBody("Private message from @" + msg.getUser().getName() + ":\n" + msg.getText());
xmpp.send(ClientMessage.from(mm));
});
} else if (MessageUtils.isReply(msg)) {
sendJuickComment(msg, subscribers);
} else {
sendJuickMessage(msg, subscribers);
}
}
private ClientMessage makeReply(Jid jidTo, String txt) {
Message reply = new Message();
reply.setFrom(jid);
reply.setTo(jidTo);
reply.setType(Message.Type.CHAT);
reply.setBody(txt);
return ClientMessage.from(reply);
}
public void processLike(User liker, com.juick.model.Message jmsg, List<User> users) {
if (!userService.isInBLAny(jmsg.getUser().getUid(), liker.getUid())) {
userService.getJIDsbyUID(jmsg.getUser().getUid()).forEach(authorJid -> {
try {
Jid toJid = Jid.of(authorJid);
Message xmppMessage = new Message();
xmppMessage.setFrom(jid);
xmppMessage.setTo(toJid);
xmppMessage.setType(Message.Type.CHAT);
xmppMessage.addExtension(jmsg);
xmppMessage.setBody(String.format("%s recommended your post #%d. %s",
liker.getName(), jmsg.getMid(), PlainTextFormatter.formatUrl(jmsg)));
xmpp.send(ClientMessage.from(xmppMessage));
} catch (IllegalArgumentException e) {
logger.warn("{}: {}", authorJid, e.getMessage());
}
});
}
String txt = "Recommended by @" + liker.getName() + ":\n";
txt += "@" + jmsg.getUser().getName() + ":" + MessageUtils.getTagsString(jmsg) + "\n";
String attachmentUrl = MessageUtils.attachmentUrl(jmsg);
if (StringUtils.isNotEmpty(attachmentUrl)) {
txt += attachmentUrl + "\n";
}
txt += StringUtils.defaultString(jmsg.getText()) + "\n\n";
txt += "#" + jmsg.getMid();
if (jmsg.getReplies() > 0) {
if (jmsg.getReplies() % 10 == 1 && jmsg.getReplies() % 100 != 11) {
txt += " (" + jmsg.getReplies() + " reply)";
} else {
txt += " (" + jmsg.getReplies() + " replies)";
}
}
txt += " http://juick.com/m/" + jmsg.getMid();
Nickname nick = new Nickname("@" + jmsg.getUser().getName());
Message msg = new Message();
msg.setFrom(jid);
msg.setBody(txt);
msg.setType(Message.Type.CHAT);
msg.setThread("juick-" + jmsg.getMid());
msg.addExtension(jmsg);
msg.addExtension(nick);
if (StringUtils.isNotEmpty(attachmentUrl)) {
try {
OobX oob = new OobX(new URI(attachmentUrl));
msg.addExtension(oob);
} catch (URISyntaxException e) {
logger.warn("uri exception", e);
}
}
for (User user : users) {
for (String jid : userService.getJIDsbyUID(user.getUid())) {
msg.setTo(Jid.of(jid));
xmpp.send(ClientMessage.from(msg));
}
}
}
@Override
public void processPingEvent(PingEvent pingEvent) {
userService.getJIDsbyUID(pingEvent.getPinger().getUid())
.forEach(userJid -> {
Presence p = new Presence(Jid.of(userJid));
p.setFrom(jid);
p.setPriority((byte) 10);
xmpp.send(ClientPresence.from(p));
});
}
private void incomingPresence(Presence p) {
User visitor = userService.getUserByJID(p.getFrom().asBareJid().toEscapedString());
final boolean toJuick = isValidTarget(p.getTo(), false);
if (p.getType() == null) {
Presence reply = new Presence();
reply.setFrom(p.getTo().asBareJid());
reply.setTo(p.getFrom().asBareJid());
reply.setType(Presence.Type.UNSUBSCRIBE);
xmpp.send(ClientPresence.from(reply));
} else if (p.getType().equals(Presence.Type.PROBE)) {
if (toJuick) {
if (visitor != null) {
userService.updateLastSeen(visitor);
Presence reply = new Presence();
reply.setFrom(p.getTo().withResource(jid.getResource()));
reply.setTo(p.getFrom());
reply.setPriority((byte) 10);
if (!userService.getActiveJIDs().contains(p.getFrom().asBareJid().toEscapedString())) {
reply.setStatus("Send ON to enable notifications");
}
xmpp.send(ClientPresence.from(reply));
} else {
Presence reply = new Presence();
reply.setFrom(p.getTo());
reply.setTo(p.getFrom());
reply.setType(Presence.Type.UNSUBSCRIBED);
xmpp.send(ClientPresence.from(reply));
}
} else {
Presence reply = new Presence();
reply.setFrom(p.getTo());
reply.setTo(p.getFrom());
reply.setType(Presence.Type.UNSUBSCRIBED);
xmpp.send(ClientPresence.from(reply));
}
} else if (p.getType().equals(Presence.Type.SUBSCRIBE)) {
if (toJuick) {
Presence reply = new Presence();
reply.setFrom(p.getTo());
reply.setTo(p.getFrom());
reply.setType(Presence.Type.SUBSCRIBED);
xmpp.send(ClientPresence.from(reply));
reply.setFrom(reply.getFrom().withResource(jid.getResource()));
reply.setPriority((byte) 10);
reply.setType(null);
xmpp.send(ClientPresence.from(reply));
} else {
Presence reply = new Presence();
reply.setFrom(p.getTo());
reply.setTo(p.getFrom());
reply.setType(Presence.Type.ERROR);
reply.setId(p.getId());
reply.setError(new StanzaError(StanzaError.Type.CANCEL, Condition.ITEM_NOT_FOUND));
xmpp.send(ClientPresence.from(reply));
}
} else if (p.getType().equals(Presence.Type.UNSUBSCRIBE)) {
Presence reply = new Presence();
reply.setFrom(p.getTo());
reply.setTo(p.getFrom());
reply.setType(Presence.Type.UNSUBSCRIBED);
xmpp.send(ClientPresence.from(reply));
} else if (p.getType().equals(Presence.Type.ERROR)) {
StanzaError error = p.getError();
if (error != null) {
var shouldDeactivate = error.getCondition().equals(Condition.REMOTE_SERVER_NOT_FOUND)
|| error.getType().equals(StanzaError.Type.CANCEL);
if (shouldDeactivate) {
if (userService.setActiveStatusForJID(p.getFrom().toEscapedString(), UserService.ActiveStatus.Inactive)) {
logger.info("{} is inactive now", p.getFrom());
}
}
}
}
}
public ClientMessage incomingMessage(Message msg) {
if (msg.getType() != null && msg.getType().equals(Message.Type.ERROR)) {
StanzaError error = msg.getError();
if (error != null) {
var shouldDeactivate = error.getCondition().equals(Condition.RESOURCE_CONSTRAINT)
|| error.getType().equals(StanzaError.Type.CANCEL);
if (shouldDeactivate) {
if (userService.setActiveStatusForJID(msg.getFrom().toEscapedString(),
UserService.ActiveStatus.Inactive)) {
logger.info("{} is inactive now", msg.getFrom());
return null;
}
}
}
return null;
}
Jid to = msg.getTo();
if (isValidTarget(to, false)) {
User user_from = userService.getUserByJID(msg.getFrom().asBareJid().toEscapedString());
if ((user_from == null || user_from.isAnonymous())) {
return makeReply(msg.getFrom(), "XMPP registrations are disabled");
}
URI attachment = URI.create(StringUtils.EMPTY);
OobX oobX = msg.getExtension(OobX.class);
if (oobX != null) {
attachment = oobX.getUri();
}
try {
return handleCommand(user_from, msg.getFrom(), StringUtils.defaultString(msg.getBody()).trim(), attachment);
} catch (Exception e1) {
logger.warn("message exception", e1);
}
}
ClientMessage errorMessage = ClientMessage.from(msg);
errorMessage.setError(new StanzaError(StanzaError.Type.CANCEL, Condition.ITEM_NOT_FOUND));
return errorMessage;
}
private ClientMessage handleCommand(User user_from, Jid from, String command, @Nonnull URI attachment) {
if (StringUtils.isBlank(command) && attachment.toString().isEmpty()) {
return null;
}
messagesService.getUnread(user_from).forEach(mid -> messagesService.setRead(user_from, mid));
int commandlen = command.length();
// COMPATIBILITY
if (commandlen > 7 && command.substring(0, 3).equalsIgnoreCase("PM ")) {
command = command.substring(3);
}
try {
CommandResult result = commandsManager.processCommand(user_from, command, attachment);
if (StringUtils.isNotBlank(result.getText())) {
return makeReply(from, result.getText());
}
} catch (Exception e) {
logger.warn("xmpp command exception", e);
return makeReply(from, "Error processing command");
}
return null;
}
private void broadcastPresence(Presence.Type type) {
Presence presence = new Presence();
presence.setFrom(jid);
if (type != null) {
presence.setType(type);
}
userService.getActiveJIDs().forEach(j -> {
try {
presence.setTo(Jid.of(j));
xmpp.send(ClientPresence.from(presence));
} catch (IllegalArgumentException ex) {
logger.warn("Invalid jid: {}", j, ex);
}
});
}
public void close() throws Exception {
broadcastPresence(Presence.Type.UNAVAILABLE);
if (xmpp != null) {
xmpp.close();
}
}
}
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