server: XMPPBot -> CommandsManager

1 files changed, 0 insertions, 777 deletions

diff --git a/juick-server/src/main/java/com/juick/server/XMPPBot.java b/juick-server/src/main/java/com/juick/server/XMPPBot.java
deleted file mode 100644
index e2c6cfac..00000000
--- a/juick-server/src/main/java/com/juick/server/XMPPBot.java
+++ /dev/null
@@ -1,777 +0,0 @@
-/*
- * Copyright (C) 2008-2017, 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.server;
-
-import com.juick.Tag;
-import com.juick.User;
-import com.juick.formatters.PlainTextFormatter;
-import com.juick.server.component.LikeEvent;
-import com.juick.server.component.MessageEvent;
-import com.juick.server.component.SubscribeEvent;
-import com.juick.server.helpers.TagStats;
-import com.juick.server.util.TagUtils;
-import com.juick.server.xmpp.helpers.annotation.UserCommand;
-import com.juick.server.xmpp.s2s.StanzaListener;
-import com.juick.service.*;
-import org.apache.commons.lang3.StringUtils;
-import org.apache.commons.lang3.math.NumberUtils;
-import org.apache.commons.lang3.reflect.MethodUtils;
-import org.ocpsoft.prettytime.PrettyTime;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-import org.springframework.beans.factory.annotation.Value;
-import org.springframework.context.ApplicationEventPublisher;
-import org.springframework.stereotype.Component;
-import rocks.xmpp.addr.Jid;
-import rocks.xmpp.core.stanza.model.*;
-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 javax.annotation.PostConstruct;
-import javax.annotation.PreDestroy;
-import javax.inject.Inject;
-import java.lang.reflect.InvocationTargetException;
-import java.lang.reflect.Method;
-import java.util.*;
-import java.util.regex.Matcher;
-import java.util.regex.Pattern;
-import java.util.stream.Collectors;
-
-/**
- *
- * @author ugnich
- */
-@Component
-public class XMPPBot implements StanzaListener, NotificationListener {
-
-    private static final Logger logger = LoggerFactory.getLogger(XMPPBot.class);
-
-    @Inject
-    private XMPPServer xmpp;
-    @Inject
-    private XMPPConnection router;
-    @Value("${xmppbot_jid:juick@localhost}")
-    private Jid jid;
-
-    private PrettyTime pt;
-
-    @Inject
-    private MessagesService messagesService;
-    @Inject
-    private UserService userService;
-    @Inject
-    private TagService tagService;
-    @Inject
-    private PMQueriesService pmQueriesService;
-    @Inject
-    private ShowQueriesService showQueriesService;
-    @Inject
-    private PrivacyQueriesService privacyQueriesService;
-    @Inject
-    private SubscriptionService subscriptionService;
-    @Inject
-    private ApplicationEventPublisher applicationEventPublisher;
-
-    @PostConstruct
-    public void init() {
-        xmpp.addStanzaListener(this);
-        broadcastPresence(null);
-        pt = new PrettyTime(new Locale("ru"));
-    }
-
-    public Jid getJid() {
-        return jid;
-    }
-
-    public boolean incomingPresence(Presence p) {
-        final String username = p.getTo().getLocal();
-        final boolean toJuick = username.equals(jid.getLocal());
-
-        if (p.getType() == null) {
-            Presence reply = new Presence();
-            reply.setFrom(p.getTo().asBareJid());
-            reply.setTo(p.getFrom().asBareJid());
-            reply.setType(Presence.Type.UNSUBSCRIBE);
-            xmpp.sendOut(ClientPresence.from(reply));
-            return true;
-        } else if (p.getType().equals(Presence.Type.PROBE)) {
-            int uid_to = 0;
-            if (!toJuick) {
-                uid_to = userService.getUIDbyName(username);
-            }
-
-            if (toJuick || uid_to > 0) {
-                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.sendOut(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.sendOut(ClientPresence.from(reply));
-                return true;
-            }
-            return true;
-        } else if (p.getType().equals(Presence.Type.SUBSCRIBE)) {
-            boolean canSubscribe = false;
-            if (toJuick) {
-                canSubscribe = true;
-            } else {
-                int uid_to = userService.getUIDbyName(username);
-                if (uid_to > 0) {
-                    pmQueriesService.addPMinRoster(uid_to, p.getFrom().asBareJid().toEscapedString());
-                    canSubscribe = true;
-                }
-            }
-
-            if (canSubscribe) {
-                Presence reply = new Presence();
-                reply.setFrom(p.getTo());
-                reply.setTo(p.getFrom());
-                reply.setType(Presence.Type.SUBSCRIBED);
-                xmpp.sendOut(ClientPresence.from(reply));
-
-                reply.setFrom(reply.getFrom().withResource(jid.getResource()));
-                reply.setPriority((byte) 10);
-                reply.setType(null);
-                xmpp.sendOut(ClientPresence.from(reply));
-
-                return true;
-            } 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.sendOut(ClientPresence.from(reply));
-                return true;
-            }
-        } else if (p.getType().equals(Presence.Type.UNSUBSCRIBE)) {
-            if (!toJuick) {
-                int uid_to = userService.getUIDbyName(username);
-                if (uid_to > 0) {
-                    pmQueriesService.removePMinRoster(uid_to, p.getFrom().asBareJid().toEscapedString());
-                }
-            }
-
-            Presence reply = new Presence();
-            reply.setFrom(p.getTo());
-            reply.setTo(p.getFrom());
-            reply.setType(Presence.Type.UNSUBSCRIBED);
-            xmpp.sendOut(ClientPresence.from(reply));
-        }
-
-        return false;
-    }
-
-    public boolean incomingMessage(Message msg) {
-        if (msg.getType() != null && msg.getType().equals(Message.Type.ERROR)) {
-            StanzaError error = msg.getError();
-            if (error != null && error.getCondition().equals(Condition.RESOURCE_CONSTRAINT)) {
-                // offline query is full, deactivating this jid
-                if (userService.setActiveStatusForJID(msg.getFrom().toEscapedString(), UserService.ActiveStatus.Inactive)) {
-                    logger.info("{} is inactive now", msg.getFrom());
-                    return true;
-                }
-            }
-            return false;
-        }
-        if (StringUtils.isBlank(msg.getBody())) {
-            return false;
-        }
-        String username = msg.getTo().getLocal();
-
-        User user_from;
-        String signuphash = StringUtils.EMPTY;
-        user_from = userService.getUserByJID(msg.getFrom().asBareJid().toEscapedString());
-        if (user_from == null) {
-            signuphash = userService.getSignUpHashByJID(msg.getFrom().asBareJid().toEscapedString());
-        }
-
-        if (user_from == null) {
-            Message reply = new Message();
-            reply.setFrom(msg.getTo());
-            reply.setTo(msg.getFrom());
-            reply.setType(Message.Type.CHAT);
-            if (username.equals(jid.getLocal())) {
-                reply.setBody("Для того, чтобы начать пользоваться сервисом, пожалуйста пройдите быструю регистрацию: http://juick.com/signup?type=xmpp&hash=" + signuphash + "\nЕсли у вас уже есть учетная запись на Juick, вы сможете присоединить этот JabberID к ней.\n\nTo start using Juick, please sign up: http://juick.com/signup?type=xmpp&hash=" + signuphash + "\nIf you already have an account on Juick, you will be proposed to attach this JabberID to your existing account.");
-            } else {
-                reply.setBody("Внимание, системное сообщение!\nВаш JabberID не обнаружен в списке доверенных. Для того, чтобы отправить сообщение пользователю " + username + "@juick.com, пожалуйста зарегистрируйте свой JabberID в системе: http://juick.com/signup?type=xmpp&hash=" + signuphash + "\nЕсли у вас уже есть учетная запись на Juick, вы сможете присоединить этот JabberID к ней.\n\nWarning, system message!\nYour JabberID is not found in our server's white list. To send a message to " + username + "@juick.com, please sign up: http://juick.com/signup?type=xmpp&hash=" + signuphash + "\nIf you already have an account on Juick, you will be proposed to attach this JabberID to your existing account.");
-            }
-            xmpp.sendOut(ClientMessage.from(reply));
-            return true;
-        }
-
-        if (username.equals(jid.getLocal())) {
-            try {
-                return incomingMessageJuick(user_from, msg.getFrom(), msg.getBody().trim());
-            } catch (IllegalAccessException | InvocationTargetException | NoSuchMethodException e) {
-               return false;
-            }
-        }
-
-        int uid_to = userService.getUIDbyName(username);
-
-        if (uid_to == 0) {
-            Message reply = new Message();
-            reply.setFrom(msg.getTo());
-            reply.setTo(msg.getFrom());
-            reply.setType(Message.Type.ERROR);
-            reply.setId(msg.getId());
-            reply.setError(new StanzaError(StanzaError.Type.CANCEL, Condition.ITEM_NOT_FOUND));
-            xmpp.sendOut(ClientMessage.from(reply));
-            return true;
-        }
-
-        boolean success = false;
-        if (!userService.isInBLAny(uid_to, user_from.getUid())) {
-            success = pmQueriesService.createPM(user_from.getUid(), uid_to, msg.getBody());
-        }
-
-        if (success) {
-            com.juick.Message jmsg = new com.juick.Message();
-            jmsg.setUser(user_from);
-            jmsg.setTo(userService.getUserByUID(uid_to).get());
-            jmsg.setText(msg.getBody());
-            applicationEventPublisher.publishEvent(new MessageEvent(this, jmsg));
-        } else {
-            Message reply = new Message();
-            reply.setFrom(msg.getTo());
-            reply.setTo(msg.getFrom());
-            reply.setType(Message.Type.ERROR);
-            reply.setId(msg.getId());
-            reply.setError(new StanzaError(StanzaError.Type.CANCEL, Condition.NOT_ALLOWED));
-            xmpp.sendOut(ClientMessage.from(reply));
-        }
-
-        return false;
-    }
-
-    public Optional<String> processCommand(User user, Jid from, String input) throws InvocationTargetException,
-            IllegalAccessException, NoSuchMethodException {
-        Optional<Method> cmd = MethodUtils.getMethodsListWithAnnotation(getClass(), UserCommand.class).stream()
-                .filter(m -> Pattern.compile(m.getAnnotation(UserCommand.class).pattern(),
-                        m.getAnnotation(UserCommand.class).patternFlags()).matcher(input).matches())
-                .findFirst();
-        if (cmd.isPresent()) {
-            Matcher matcher = Pattern.compile(cmd.get().getAnnotation(UserCommand.class).pattern(),
-                    cmd.get().getAnnotation(UserCommand.class).patternFlags()).matcher(input);
-            List<String> groups = new ArrayList<>();
-            while (matcher.find()) {
-                for (int i = 1; i <= matcher.groupCount(); i++) {
-                    groups.add(matcher.group(i));
-                }
-            }
-            return Optional.of((String) getClass().getMethod(cmd.get().getName(), User.class, Jid.class, String[].class)
-                    .invoke(this, user, from, groups.toArray(new String[groups.size()])));
-        }
-        return Optional.empty();
-    }
-    public boolean incomingMessageJuick(User user_from, Jid from, String command) throws IllegalAccessException, NoSuchMethodException, InvocationTargetException {
-        int commandlen = command.length();
-
-        // COMPATIBILITY
-        if (commandlen > 7 && command.substring(0, 3).equalsIgnoreCase("PM ")) {
-            command = command.substring(3).trim();
-        }
-
-        Optional<String> result = processCommand(user_from, from, command);
-        if (result.isPresent()) {
-            sendReply(from, result.get());
-        } else {
-            // new message
-            List<Tag> tags = tagService.fromString(command, false);
-            String body = command.substring(TagUtils.toString(tags).length());
-            int mid = messagesService.createMessage(user_from.getUid(), body, null, tags);
-            subscriptionService.subscribeMessage(mid, user_from.getUid());
-            applicationEventPublisher.publishEvent(new MessageEvent(this, messagesService.getMessage(mid)));
-        }
-        return true;
-    }
-
-    @Override
-    public void processMessageEvent(MessageEvent event) {
-        com.juick.Message msg = event.getMessage();
-        boolean isPM = msg.getMid() == 0;
-        boolean isReply = msg.getRid() > 0;
-        if (isPM) {
-            userService.getJIDsbyUID(msg.getTo().getUid())
-                    .forEach(userJid -> {
-                        Message mm = new Message();
-                        mm.setTo(Jid.of(userJid));
-                        mm.setType(Message.Type.CHAT);
-                        boolean inroster = pmQueriesService.havePMinRoster(msg.getUser().getUid(), userJid);
-                        if (inroster) {
-                            mm.setFrom(Jid.of(msg.getUser().getName(), "juick.com", "Juick"));
-                            mm.setBody(msg.getText());
-                        } else {
-                            mm.setFrom(jid);
-                            mm.setBody("Private message from @" + msg.getUser().getName() + ":\n" + msg.getText());
-                        }
-                        xmpp.sendOut(ClientMessage.from(mm));
-                    });
-        } else if (!isReply) {
-            String notify = "New message posted.\n#" + msg.getMid() + " https://juick.com/" + msg.getMid();
-            userService.getJIDsbyUID(msg.getUser().getUid())
-                    .forEach(jid -> sendReply(Jid.of(jid), notify));
-        }
-    }
-
-    @Override
-    public void processSubscribeEvent(SubscribeEvent subscribeEvent) {
-
-    }
-
-    @Override
-    public void processLikeEvent(LikeEvent likeEvent) {
-
-    }
-
-    @UserCommand(pattern = "^ping$", patternFlags = Pattern.CASE_INSENSITIVE,
-            help = "PING - returns you a PONG")
-    public String commandPing(User user, Jid from, String[] input) {
-        Presence p = new Presence(from);
-        p.setFrom(jid);
-        p.setPriority((byte) 10);
-        xmpp.sendOut(ClientPresence.from(p));
-        return "PONG";
-    }
-
-    @UserCommand(pattern = "^help$", patternFlags = Pattern.CASE_INSENSITIVE,
-            help = "HELP - returns this help message")
-    public String commandHelp(User user, Jid from, String[] input) {
-        return Arrays.stream(getClass().getDeclaredMethods())
-                .filter(m -> m.isAnnotationPresent(UserCommand.class))
-                .map(m -> m.getAnnotation(UserCommand.class).help())
-                .collect(Collectors.joining("\n"));
-    }
-
-    @UserCommand(pattern = "^login$", patternFlags = Pattern.CASE_INSENSITIVE,
-            help = "LOGIN - log in to Juick website")
-    public String commandLogin(User user_from, Jid from, String[] input) {
-        return "http://juick.com/login?hash=" + userService.getHashByUID(user_from.getUid());
-    }
-    @UserCommand(pattern = "^\\@(\\S+)\\s+([\\s\\S]+)$", help = "@username message - send PM to username")
-    public String commandPM(User user_from, Jid from, String... arguments) {
-        String body = arguments[1];
-
-        User user_to = userService.getUserByName(arguments[0]);
-
-        if (user_to.getUid() > 0) {
-            if (!userService.isInBLAny(user_to.getUid(), user_from.getUid())) {
-                if (pmQueriesService.createPM(user_from.getUid(), user_to.getUid(), body)) {
-                    com.juick.Message jmsg = new com.juick.Message();
-                    jmsg.setUser(user_from);
-                    jmsg.setTo(user_to);
-                    jmsg.setText(body);
-                    applicationEventPublisher.publishEvent(new MessageEvent(this, jmsg));
-                    return "Private message sent";
-                }
-            }
-        }
-        return "Error";
-    }
-    @UserCommand(pattern = "^bl$", patternFlags = Pattern.CASE_INSENSITIVE,
-            help = "BL - Show your blacklist")
-    public String commandBLShow(User user_from, Jid from, String... arguments) {
-        List<User> blusers = userService.getUserBLUsers(user_from.getUid());
-        List<String> bltags = tagService.getUserBLTags(user_from.getUid());
-
-        String txt = StringUtils.EMPTY;
-        if (bltags.size() > 0) {
-            for (String bltag : bltags) {
-                txt += "*" + bltag + "\n";
-            }
-
-            if (blusers.size() > 0) {
-                txt += "\n";
-            }
-        }
-        if (blusers.size() > 0) {
-            for (User bluser : blusers) {
-                txt += "@" + bluser.getName() + "\n";
-            }
-        }
-        if (txt.isEmpty()) {
-            txt = "You don't have any users or tags in your blacklist.";
-        }
-
-        return txt;
-    }
-
-    @UserCommand(pattern = "^#\\+$", help = "#+ - Show last Juick messages")
-    public String commandLast(User user_from, Jid from, String... arguments) {
-        return "Last messages:\n"
-                + printMessages(messagesService.getAll(user_from.getUid(), 0), true);
-    }
-
-    @UserCommand(pattern = "@", help = "@ - Show recommendations and popular personal blogs")
-    public String commandUsers(User user_from, Jid from, String... arguments) {
-        StringBuilder msg = new StringBuilder();
-        msg.append("Recommended blogs");
-        List<String> recommendedUsers = showQueriesService.getRecommendedUsers(user_from);
-        if (recommendedUsers.size() > 0) {
-            for (String user : recommendedUsers) {
-                msg.append("\n@").append(user);
-            }
-        } else {
-            msg.append("\nNo recommendations now. Subscribe to more blogs. ;)");
-        }
-        msg.append("\n\nTop 10 personal blogs:");
-        List<String> topUsers = showQueriesService.getTopUsers();
-        if (topUsers.size() > 0) {
-            for (String user : topUsers) {
-                msg.append("\n@").append(user);
-            }
-        } else {
-            msg.append("\nNo top users. Empty DB? ;)");
-        }
-        return msg.toString();
-    }
-    @UserCommand(pattern = "^bl\\s+@([^\\s\\n\\+]+)", patternFlags = Pattern.CASE_INSENSITIVE,
-            help = "BL @username - add @username to your blacklist")
-    public String blacklistUser(User user_from, Jid from, String... arguments) {
-        User blUser = userService.getUserByName(arguments[0]);
-        if (blUser != null) {
-            PrivacyQueriesService.PrivacyResult result = privacyQueriesService.blacklistUser(user_from, blUser);
-            if (result == PrivacyQueriesService.PrivacyResult.Added) {
-                return "User added to your blacklist";
-            } else {
-                return "User removed from your blacklist";
-            }
-        }
-        return "User not found";
-    }
-    @UserCommand(pattern = "^bl\\s\\*(\\S+)$", patternFlags = Pattern.CASE_INSENSITIVE,
-            help = "BL *tag - add *tag to your blacklist")
-    public String blacklistTag(User user_from, Jid from, String... arguments) {
-        User blUser = userService.getUserByName(arguments[0]);
-        if (blUser != null) {
-            Tag tag = tagService.getTag(arguments[0], false);
-            if (tag != null) {
-                PrivacyQueriesService.PrivacyResult result = privacyQueriesService.blacklistTag(user_from, tag);
-                if (result == PrivacyQueriesService.PrivacyResult.Added) {
-                    return "Tag added to your blacklist";
-                } else {
-                    return "Tag removed from your blacklist";
-                }
-            }
-        }
-        return "Tag not found";
-    }
-    @UserCommand(pattern = "\\*", help = "* - Show your tags")
-    public String commandTags(User currentUser, Jid from, String... args) {
-        List<TagStats> tags = tagService.getUserTagStats(currentUser.getUid());
-        String msg = "Your tags: (tag - messages)\n" +
-                tags.stream()
-                        .map(t -> String.format("\n*%s - %d", t.getTag().getName(), t.getUsageCount())).collect(Collectors.joining());
-        return msg;
-    }
-    @UserCommand(pattern = "S", help = "S - Show your subscriptions")
-    public String commandSubscriptions(User currentUser, Jid from, String... args) {
-        List<User> friends = userService.getUserFriends(currentUser.getUid());
-        List<String> tags = subscriptionService.getSubscribedTags(currentUser);
-        String msg = friends.size() > 0 ? "You are subscribed to users:" + friends.stream().map(u -> "\n@" + u.getName())
-                .collect(Collectors.joining())
-                : "You are not subscribed to any user.";
-        msg += tags.size() > 0 ? "\nYou are subscribed to tags:" + tags.stream().map(t -> "\n*" + t)
-                .collect(Collectors.joining())
-                : "\nYou are not subscribed to any tag.";
-        return msg;
-    }
-    @UserCommand(pattern = "!", help = "! - Show your favorite messages")
-    public String commandFavorites(User currentUser, Jid from, String... args) {
-        List<Integer> mids = messagesService.getUserRecommendations(currentUser.getUid(), 0);
-        if (mids.size() > 0) {
-            return "Favorite messages: \n" + printMessages(mids, false);
-        }
-        return "No favorite messages, try to \"like\" something ;)";
-    }
-    @UserCommand(pattern = "^\\!\\s+#(\\d+)", help = "! #12345 - recommend message")
-    public String commandRecommend(User user, Jid from, String... arguments) {
-        int mid = NumberUtils.toInt(arguments[0], 0);
-        if (mid > 0) {
-            com.juick.Message msg = messagesService.getMessage(mid);
-            if (msg != null) {
-                if (msg.getUser() == user) {
-                    return "You can't recommend your own messages.";
-                }
-                MessagesService.RecommendStatus status = messagesService.recommendMessage(mid, user.getUid());
-                switch (status) {
-                    case Added:
-                        applicationEventPublisher.publishEvent(new LikeEvent(this, user, msg));
-                        return "Message is added to your recommendations";
-                    case Deleted:
-                        return "Message deleted from your recommendations.";
-                }
-            }
-            return "Message not found";
-        }
-        return "Message not found";
-    }
-    // TODO: target notification
-    @UserCommand(pattern = "^(s|u)\\s+\\@(\\S+)$", help = "S @username - subscribe to user" +
-            "\nU @username - unsubscribe from user", patternFlags = Pattern.CASE_INSENSITIVE)
-    public String commandSubscribeUser(User user, Jid from, String... args) {
-        boolean subscribe = args[0].equalsIgnoreCase("s");
-        User toUser = userService.getUserByName(args[1]);
-        if (subscribe) {
-            if (subscriptionService.subscribeUser(user, toUser)) {
-                // TODO: already subscribed case
-                applicationEventPublisher.publishEvent(new SubscribeEvent(this, user, toUser));
-                return "Subscribed to @" + toUser.getName();
-            }
-        } else {
-            if (subscriptionService.unSubscribeUser(user, toUser)) {
-                return "Unsubscribed from @" + toUser.getName();
-            }
-            return "You was not subscribed to @" + toUser.getName();
-        }
-        return "Error";
-    }
-    @UserCommand(pattern = "^(s|u)\\s+\\*(\\S+)$", help = "S *tag - subscribe to tag" +
-            "\nU *tag - unsubscribe from tag", patternFlags = Pattern.CASE_INSENSITIVE)
-    public String commandSubscribeTag(User user, Jid from, String... args) {
-        boolean subscribe = args[0].equalsIgnoreCase("s");
-        Tag tag = tagService.getTag(args[1], true);
-        if (subscribe) {
-            if (subscriptionService.subscribeTag(user, tag)) {
-                return "Subscribed";
-            }
-        } else {
-            if (subscriptionService.unSubscribeTag(user, tag)) {
-                return "Unsubscribed from " + tag.getName();
-            }
-            return "You was not subscribed to " + tag.getName();
-        }
-        return "Error";
-    }
-    @UserCommand(pattern = "^(s|u)\\s+#(\\d+)$", help = "S #1234 - subscribe to comments" +
-            "\nU #1234 - unsubscribe from comments", patternFlags = Pattern.CASE_INSENSITIVE)
-    public String commandSubscribeMessage(User user, Jid from, String... args) {
-        boolean subscribe = args[0].equalsIgnoreCase("s");
-        int mid = NumberUtils.toInt(args[1], 0);
-        if (messagesService.getMessage(mid) != null) {
-            if (subscribe) {
-                if (subscriptionService.subscribeMessage(mid, user.getUid())) {
-                    return "Subscribed";
-                }
-            } else {
-                if (subscriptionService.unSubscribeMessage(mid, user.getUid())) {
-                    return "Unsubscribed from #" + mid;
-                }
-                return "You was not subscribed to #" + mid;
-            }
-        }
-        return "Error";
-    }
-    @UserCommand(pattern = "^(on|off)$", patternFlags = Pattern.CASE_INSENSITIVE,
-            help = "ON/OFF - Enable/disable subscriptions delivery")
-    public String commandOnOff(User user, Jid from, String[] input) {
-        UserService.ActiveStatus newStatus;
-        String retValUpdated;
-        if (input[0].toLowerCase().equals("on")) {
-            newStatus = UserService.ActiveStatus.Active;
-            retValUpdated = "Notifications are activated for " + from.asBareJid().toEscapedString();
-        } else {
-            newStatus = UserService.ActiveStatus.Inactive;
-            retValUpdated = "Notifications are disabled for " + from.asBareJid().toEscapedString();
-        }
-
-        if (userService.setActiveStatusForJID(from.asBareJid().toEscapedString(), newStatus)) {
-            return retValUpdated;
-        } else {
-            return String.format("Subscriptions status for %s was not changed", from.toEscapedString());
-        }
-    }
-    @UserCommand(pattern = "^\\@([^\\s\\n\\+]+)(\\+?)$",
-            help = "@username+ - Show user's info and last 20 messages")
-    public String commandUser(User user, Jid from, String... arguments) {
-        User blogUser = userService.getUserByName(arguments[0]);
-        int page = arguments[1].length();
-        if (blogUser.getUid() > 0) {
-            List<Integer> mids = messagesService.getUserBlog(blogUser.getUid(), 0, 0);
-            return String.format("Last messages from @%s:\n%s", arguments[0],
-                    printMessages(mids, false));
-        }
-        return "User not found";
-    }
-    @UserCommand(pattern = "^#(\\d+)(\\+?)$", help = "#1234 - Show message (#1234+ - message with replies)")
-    public String commandShow(User user, Jid from, String... arguments) {
-        boolean showReplies = arguments[1].length() > 0;
-        int mid = NumberUtils.toInt(arguments[0], 0);
-        if (mid == 0) {
-            return "Error";
-        }
-        com.juick.Message msg = messagesService.getMessage(mid);
-        if (msg != null) {
-            if (showReplies) {
-                List<com.juick.Message> replies = messagesService.getReplies(mid);
-                replies.add(0, msg);
-                return String.join("\n",
-                        replies.stream().map(PlainTextFormatter::formatPostSummary).collect(Collectors.toList()));
-            }
-            return PlainTextFormatter.formatPost(msg);
-        }
-        return "Message not found";
-    }
-    @UserCommand(pattern = "^#(\\d+)\\/(\\d+)$", help = "#1234/5 - Show reply")
-    public String commandShowReply(User user, Jid from, String... arguments) {
-        int mid = NumberUtils.toInt(arguments[0], 0);
-        int rid = NumberUtils.toInt(arguments[1], 0);
-        com.juick.Message reply = messagesService.getReply(mid, rid);
-        if (reply != null) {
-            return PlainTextFormatter.formatPost(reply);
-        }
-        return "Reply not found";
-    }
-    @UserCommand(pattern = "^\\*(\\S+)(\\+?)$", help = "*tag - Show last messages with tag")
-    public String commandShowTag(User user, Jid from, String... arguments) {
-        Tag tag = tagService.getTag(arguments[0], false);
-        if (tag != null) {
-            // TODO: synonims
-            List<Integer> mids = messagesService.getTag(tag.TID, user.getUid(), 0, 10);
-            return "Last messages with *" + tag.getName() + ":\n" + printMessages(mids, true);
-        }
-        return "Tag not found";
-    }
-    @UserCommand(pattern = "^D #(\\d+)$", help = "D #1234 - Delete post", patternFlags = Pattern.CASE_INSENSITIVE)
-    public String commandDeletePost(User user, Jid from, String... args) {
-        int mid = Integer.valueOf(args[0]);
-        if (messagesService.deleteMessage(user.getUid(), mid)) {
-            return "Message deleted";
-        }
-        return "This is not your message";
-    }
-    @UserCommand(pattern = "^D #(\\d+)(\\.|\\-|\\/)(\\d+)$", help = "D #1234/5 - Delete comment", patternFlags = Pattern.CASE_INSENSITIVE)
-    public String commandDeleteReply(User user, Jid from, String... args) {
-        int mid = Integer.valueOf(args[0]);
-        int rid = Integer.valueOf(args[2]);
-        if (messagesService.deleteReply(user.getUid(), mid, rid)) {
-            return "Reply deleted";
-        } else {
-            return "This is not your reply";
-        }
-    }
-    @UserCommand(pattern = "^(D L|DL|D LAST)$", help = "D L - Delete last message", patternFlags = Pattern.CASE_INSENSITIVE)
-    public String commandDeleteLast(User user, Jid from, String... args) {
-        return "Temporarily unavailable";
-    }
-    @UserCommand(pattern = "^\\?\\s+\\@([a-zA-Z0-9\\-\\.\\@]+)\\s+([\\s\\S]+)$", help = "? @user string - search in user messages")
-    public String commandSearch(User user, Jid from, String... args) {
-        return "Temporarily unavailable";
-    }
-    @UserCommand(pattern = "^\\?\\s+([\\s\\S]+)$", help = "? string - search in all messages")
-    public String commandSearchAll(User user, Jid from, String... args) {
-        return "Temporarily unavailable";
-    }
-    @UserCommand(pattern = "^(#+)$", help = "# - Show last messages from your feed (## - second page, ...)")
-    public String commandMyFeed(User user, Jid from, String... arguments) {
-        // number of # is the page count
-        int page = arguments[0].length() - 1;
-        List<Integer> mids = messagesService.getMyFeed(user.getUid(), page, false);
-        if (mids.size() > 0) {
-            return "Your feed: \n" + printMessages(mids, true);
-        }
-        return "Your feed is empty";
-    }
-    @UserCommand(pattern = "^(#|\\.)(\\d+)((\\.|\\-|\\/)(\\d+))?\\s([\\s\\S]+)",
-            help = "#1234 *tag *tag2 - edit tags\n#1234 text - reply to message")
-    public String EditOrReply(User user, Jid from, String... args) {
-        int mid = NumberUtils.toInt(args[1]);
-        int rid = NumberUtils.toInt(args[4], 0);
-        String txt = args[5];
-        List<Tag> messageTags = tagService.fromString(txt, true);
-        if (messageTags.size() > 0) {
-            if (user.getUid() != messagesService.getMessageAuthor(mid).getUid()) {
-                return "It is not your message";
-            }
-            tagService.updateTags(mid, messageTags);
-            return "Tags are updated";
-        } else {
-            int newrid = messagesService.createReply(mid, rid, user.getUid(), txt, null);
-            applicationEventPublisher.publishEvent(new MessageEvent(this, messagesService.getReply(mid, newrid)));
-            return "Reply posted.\n#" + mid + "/" + newrid + " "
-                    + "https://juick.com/" + mid + "#" + newrid;
-        }
-    }
-
-    void sendReply(Jid jidTo, String txt) {
-        Message reply = new Message();
-        reply.setFrom(jid);
-        reply.setTo(jidTo);
-        reply.setType(Message.Type.CHAT);
-        reply.setBody(txt);
-        xmpp.sendOut(ClientMessage.from(reply));
-    }
-
-    @Override
-    public void stanzaReceived(Stanza xmlValue) {
-        if (xmlValue instanceof Presence) {
-            Presence p = (Presence) xmlValue;
-            if (p.getType() == null || !p.getType().equals(Presence.Type.ERROR)) {
-                incomingPresence(p);
-            }
-        } else if (xmlValue instanceof Message) {
-            Message msg = (Message) xmlValue;
-            if (!incomingMessage(msg)) {
-                router.sendStanza(msg);
-            }
-        } else if (xmlValue instanceof IQ) {
-            IQ iq = (IQ) xmlValue;
-            router.sendStanza(iq);
-        }
-    }
-
-    String printMessages(List<Integer> mids, boolean crop) {
-        return messagesService.getMessages(mids).stream()
-                .sorted(Collections.reverseOrder())
-                .map(PlainTextFormatter::formatPostSummary).collect(Collectors.joining("\n\n"));
-    }
-
-    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.sendOut(ClientPresence.from(presence));
-            } catch (IllegalArgumentException ex) {
-                logger.warn("Invalid jid: {}", j, ex);
-            }
-        });
-    }
-
-    @PreDestroy
-    public void close() {
-        broadcastPresence(Presence.Type.UNAVAILABLE);
-    }
-}