aboutsummaryrefslogtreecommitdiff
path: root/src/main/java/com/juick/xmpp/s2s/JuickBot.java
blob: 0b9cceafe910a67bf8de3345fff80f5410b7f18c (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
package com.juick.xmpp.s2s;

import com.juick.User;
import com.juick.server.PMQueries;
import com.juick.server.TagQueries;
import com.juick.server.UserQueries;
import com.juick.xmpp.JID;
import com.juick.xmpp.Message;
import com.juick.xmpp.Presence;
import com.juick.xmpp.extensions.Error;
import com.juick.xmpp.extensions.JuickMessage;

import java.util.List;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

/**
 *
 * @author ugnich
 */
public class JuickBot {

    public static final JID JuickJID = new JID("juick", "juick.com", "Juick");
    private static final String HELPTEXT =
            "@username text - Send private message\n"
            + "*tagname Blah-blah-blah - Post a message with tag 'tagname'\n"
            + "#1234 Blah-blah-blah - Answer to message #1234\n"
            + "#1234/5 Blah - Answer to reply #1234/5\n"
            + "! #1234 - Recommend post\n"
            + "\n"
            + "# - Show last messages from your feed (## - second page, ...)\n"
            + "@ - Show recomendations and popular personal blogs\n"
            + "* - Show your tags\n"
            + "#1234 - Show message\n"
            + "#1234+ - Show message with replies\n"
            + "@username - Show user's info\n"
            + "@username+ - Show user's info and last 10 messages\n"
            + "@username *tag - User's messages with this tag\n"
            + "*tag - Show last 10 messages with this tag\n"
            + "? blah - Search posts for 'blah'\n"
            + "? @username blah - Searching among user\'s posts for 'blah'\n"
            + "D #123 - Delete message\n"
            + "D #123/45 - Delete reply\n"
            + "DL - Delete last message/reply\n"
            + "S - Show your subscriptions\n"
            + "S #123 - Subscribe to message replies\n"
            + "S @username - Subscribe to user's blog\n"
            + "U #123 - Unsubscribe from comments\n"
            + "U @username - Unsubscribe from user's blog\n"
            + "BL - Show your blacklist\n"
            + "BL @username - Add/delete user to/from your blacklist\n"
            + "BL *tag - Add/delete tag to/from your blacklist\n"
            + "ON / OFF - Enable/disable subscriptions delivery\n"
            + "PING - Pong\n"
            + "\n"
            + "Read more: http://juick.com/help/";

    public static boolean incomingPresence(Presence p) throws Exception {
        final String username = p.to.Username.toLowerCase();
        final boolean toJuick = username.equals("juick");

        if (p.type == null) {
            Presence reply = new Presence();
            reply.from = new JID(p.to.Username, p.to.Host, null);
            reply.to = new JID(p.from.Username, p.from.Host, null);
            reply.type = Presence.Type.unsubscribe;
            XMPPComponent.sendOut(reply);
            return true;
        } else if (p.type.equals(Presence.Type.probe)) {
            int uid_to = 0;
            if (!toJuick) {
                synchronized (XMPPComponent.sqlSync) {
                    uid_to = UserQueries.getUIDbyName(XMPPComponent.sql, username);
                }
            }

            if (toJuick || uid_to > 0) {
                Presence reply = new Presence();
                reply.from = p.to;
                reply.from.Resource = "Juick";
                reply.to = p.from;
                reply.priority = 10;
                XMPPComponent.sendOut(reply);
            } else {
                Presence reply = new Presence(p.to, p.from, Presence.Type.error);
                reply.id = p.id;
                reply.addChild(new Error(Error.Type.cancel, "item-not-found"));
                XMPPComponent.sendOut(reply);
                return true;
            }
            return true;
        } else if (p.type.equals(Presence.Type.subscribe)) {
            boolean canSubscribe = false;
            if (toJuick) {
                canSubscribe = true;
            } else {
                synchronized (XMPPComponent.sqlSync) {
                    int uid_to = UserQueries.getUIDbyName(XMPPComponent.sql, username);
                    if (uid_to > 0) {
                        PMQueries.addPMinRoster(XMPPComponent.sql, uid_to, p.from.Bare());
                        canSubscribe = true;
                    }
                }
            }

            if (canSubscribe) {
                Presence reply = new Presence(p.to, p.from, Presence.Type.subscribed);
                XMPPComponent.sendOut(reply);

                reply.from.Resource = "Juick";
                reply.priority = 10;
                reply.type = null;
                XMPPComponent.sendOut(reply);

                return true;
            } else {
                Presence reply = new Presence(p.to, p.from, Presence.Type.error);
                reply.id = p.id;
                reply.addChild(new Error(Error.Type.cancel, "item-not-found"));
                XMPPComponent.sendOut(reply);
                return true;
            }
        } else if (p.type.equals(Presence.Type.unsubscribe)) {
            if (!toJuick) {
                synchronized (XMPPComponent.sqlSync) {
                    int uid_to = UserQueries.getUIDbyName(XMPPComponent.sql, username);
                    if (uid_to > 0) {
                        PMQueries.removePMinRoster(XMPPComponent.sql, uid_to, p.from.Bare());
                    }
                }
            }

            Presence reply = new Presence(p.to, p.from, Presence.Type.unsubscribed);
            XMPPComponent.sendOut(reply);
        }

        return false;
    }

    public static boolean incomingMessage(Message msg) throws Exception {
        if (msg.body == null || msg.body.isEmpty()) {
            return true;
        }

        String username = msg.to.Username.toLowerCase();

        User user_from = null;
        String signuphash = "";
        synchronized (XMPPComponent.sqlSync) {
            user_from = UserQueries.getUserByJID(XMPPComponent.sql, msg.from.Bare());
            if (user_from == null) {
                signuphash = UserQueries.getSignUpHashByJID(XMPPComponent.sql, msg.from.Bare());
            }
        }

        if (user_from == null) {
            Message reply = new Message(msg.to, msg.from, Message.Type.chat);
            if (username.equals("juick")) {
                reply.body = "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.body = "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.";
            }
            XMPPComponent.sendOut(reply);
            return true;
        }

        if (username.equals("juick")) {
            return incomingMessageJuick(user_from, msg);
        }

        int uid_to = 0;
        synchronized (XMPPComponent.sqlSync) {
            uid_to = UserQueries.getUIDbyName(XMPPComponent.sql, username);
        }

        if (uid_to == 0) {
            Message reply = new Message(msg.to, msg.from, Message.Type.error);
            reply.id = msg.id;
            reply.addChild(new Error(Error.Type.cancel, "item-not-found"));
            XMPPComponent.sendOut(reply);
            return true;
        }

        boolean success = false;
        synchronized (XMPPComponent.sqlSync) {
            if (!UserQueries.isInBLAny(XMPPComponent.sql, uid_to, user_from.getUID())) {
                success = PMQueries.createPM(XMPPComponent.sql, user_from.getUID(), uid_to, msg.body);
            }
        }

        if (success) {
            Message m = new Message();
            m.from = new JID("juick", "juick.com", null);
            m.to = new JID(Integer.toString(uid_to), "push.juick.com", null);
            JuickMessage jmsg = new JuickMessage();
            synchronized (XMPPComponent.sqlSync) {
                jmsg.setUser(UserQueries.getUserByUID(XMPPComponent.sql, user_from.getUID()));
            }
            jmsg.setText(msg.body);
            m.childs.add(jmsg);
            XMPPComponent.connRouter.sendStanza(m.toString());

            m.to.Host = "ws.juick.com";
            XMPPComponent.connRouter.sendStanza(m.toString());

            String jid;
            boolean inroster = false;
            synchronized (XMPPComponent.sqlSync) {
                jid = UserQueries.getJIDbyUID(XMPPComponent.sql, uid_to);
                if (jid != null) {
                    inroster = PMQueries.havePMinRoster(XMPPComponent.sql, user_from.getUID(), jid);
                }
            }

            if (jid != null) {
                Message mm = new Message();
                mm.to = new JID(jid);
                mm.type = Message.Type.chat;
                if (inroster) {
                    mm.from = new JID(jmsg.getUser().getUName(), "juick.com", "Juick");
                    mm.body = msg.body;
                } else {
                    mm.from = new JID("juick", "juick.com", "Juick");
                    mm.body = "Private message from @" + jmsg.getUser().getUName() + ":\n" + msg.body;
                }
                XMPPComponent.sendOut(mm);
            }

        } else {
            Message reply = new Message(msg.to, msg.from, Message.Type.error);
            reply.id = msg.id;
            reply.addChild(new Error(Error.Type.cancel, "not-allowed"));
            XMPPComponent.sendOut(reply);
        }

        return true;
    }
    private static Pattern regexPM = Pattern.compile("^\\@(\\S+)\\s+([\\s\\S]+)$");

    public static boolean incomingMessageJuick(User user_from, Message msg) throws Exception {
        String command = msg.body.trim();
        int commandlen = command.length();

        // COMPATIBILITY
        if (commandlen > 7 && command.substring(0, 3).equalsIgnoreCase("PM ")) {
            command = command.substring(3).trim();
            commandlen = command.length();
        }

        if (commandlen == 4) {
            if (command.equalsIgnoreCase("PING")) {
                commandPing(msg);
                return true;
            } else if (command.equalsIgnoreCase("HELP")) {
                commandHelp(msg);
                return true;
            }
        } else if (commandlen == 5 && command.equalsIgnoreCase("LOGIN")) {
            commandLogin(msg, user_from);
            return true;
        } else if (command.charAt(0) == '@') {
            Matcher matchPM = regexPM.matcher(command);
            if (matchPM.find()) {
                String user_to = matchPM.group(1);
                String msgtxt = matchPM.group(2);
                commandPM(msg, user_from, user_to, msgtxt);
                return true;
            }
        } else if (commandlen == 2 && command.equalsIgnoreCase("BL")) {
            commandBLShow(msg, user_from);
            return true;
        }

        return false;
    }

    private static void commandPing(Message m) throws Exception {
        Presence p = new Presence(JuickJID, m.from);
        p.priority = 10;
        XMPPComponent.sendOut(p);

        Message reply = new Message(JuickJID, m.from, Message.Type.chat);
        reply.body = "PONG";
        XMPPComponent.sendOut(reply);
    }

    private static void commandHelp(Message m) throws Exception {
        Message reply = new Message(JuickJID, m.from, Message.Type.chat);
        reply.body = HELPTEXT;
        XMPPComponent.sendOut(reply);
    }

    private static void commandLogin(Message m, User user_from) throws Exception {
        Message reply = new Message(JuickJID, m.from, Message.Type.chat);
        reply.body = "http://juick.com/login?" + UserQueries.getHashByUID(XMPPComponent.sql, user_from.getUID());
        XMPPComponent.sendOut(reply);
    }

    private static void commandPM(Message m, User user_from, String user_to, String body) throws Exception {
        int ret = 0;

        int uid_to = 0;
        String jid_to = null;
        boolean haveInRoster = false;

        synchronized (XMPPComponent.sqlSync) {
            if (user_to.indexOf('@') > 0) {
                uid_to = UserQueries.getUIDbyJID(XMPPComponent.sql, user_to);
            } else {
                uid_to = UserQueries.getUIDbyName(XMPPComponent.sql, user_to);
            }

            if (uid_to > 0) {
                if (!UserQueries.isInBLAny(XMPPComponent.sql, uid_to, user_from.getUID())) {
                    if (PMQueries.createPM(XMPPComponent.sql, user_from.getUID(), uid_to, body)) {
                        jid_to = UserQueries.getJIDbyUID(XMPPComponent.sql, uid_to);
                        if (jid_to != null) {
                            haveInRoster = PMQueries.havePMinRoster(XMPPComponent.sql, user_from.getUID(), jid_to);
                        }
                        ret = 200;
                    } else {
                        ret = 500;
                    }
                } else {
                    ret = 403;
                }
            } else {
                ret = 404;
            }
        }

        if (ret == 200) {
            Message msg = new Message();
            msg.from = new JID("juick", "juick.com", null);
            msg.to = new JID(Integer.toString(uid_to), "push.juick.com", null);
            JuickMessage jmsg = new JuickMessage();
            jmsg.setUser(user_from);
            jmsg.setText(body);
            msg.childs.add(jmsg);
            XMPPComponent.connRouter.sendStanza(msg.toString());

            msg.to.Host = "ws.juick.com";
            XMPPComponent.connRouter.sendStanza(msg.toString());

            if (jid_to != null) {
                Message mm = new Message();
                mm.to = new JID(jid_to);
                mm.type = Message.Type.chat;
                if (haveInRoster) {
                    mm.from = new JID(user_from.getUName(), "juick.com", "Juick");
                    mm.body = body;
                } else {
                    mm.from = new JID("juick", "juick.com", "Juick");
                    mm.body = "Private message from @" + user_from.getUName() + ":\n" + body;
                }
                XMPPComponent.sendOut(mm);
            }
        }

        Message reply = new Message(m.to, m.from);
        if (ret == 200) {
            reply.type = m.type;
            reply.body = "Private message sent";
        } else {
            reply.type = Message.Type.error;
            reply.body = "Error " + ret;
        }
        XMPPComponent.sendOut(reply);
    }

    private static void commandBLShow(Message m, User user_from) throws Exception {
        List<User> blusers;
        List<String> bltags;

        synchronized (XMPPComponent.sqlSync) {
            blusers = UserQueries.getUserBLUsers(XMPPComponent.sql, user_from.getUID());
            bltags = TagQueries.getUserBLTags(XMPPComponent.sql, user_from.getUID());
        }

        String txt = "";
        if (bltags.size() > 0) {
            for (int i = 0; i < bltags.size(); i++) {
                txt += "*" + bltags.get(i) + "\n";
            }

            if (blusers.size() > 0) {
                txt += "\n";
            }
        }
        if (blusers.size() > 0) {
            for (int i = 0; i < blusers.size(); i++) {
                txt += "@" + blusers.get(i).getUName() + "\n";
            }
        }
        if (txt.isEmpty()) {
            txt = "You don't have any users or tags in your blacklist.";
        }

        Message reply = new Message(JuickJID, m.from, Message.Type.chat);
        reply.body = txt;
        XMPPComponent.sendOut(reply);
    }
}