aboutsummaryrefslogtreecommitdiff
path: root/src/main/java/com/juick/api/Main.java
blob: 7a571fe0a20937f96c88cf4ce861e074980396ed (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
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
/*
 * Juick
 * Copyright (C) 2008-2013, Ugnich Anton
 *
 * 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.api;

import com.juick.Tag;
import com.juick.json.MessageSerializer;
import com.juick.server.MessagesQueries;
import com.juick.server.SubscriptionsQueries;
import com.juick.server.TagQueries;
import com.juick.server.UserQueries;
import com.juick.xmpp.JID;
import com.juick.xmpp.Message;
import com.juick.xmpp.Stream;
import com.juick.xmpp.StreamComponent;
import com.juick.xmpp.extensions.JuickMessage;
import com.juick.xmpp.extensions.Nickname;
import com.juick.xmpp.extensions.XOOB;
import org.springframework.jdbc.core.JdbcTemplate;
import org.springframework.jdbc.datasource.DriverManagerDataSource;

import javax.servlet.ServletException;
import javax.servlet.annotation.MultipartConfig;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.io.PrintWriter;
import java.net.Socket;
import java.net.URL;
import java.util.ArrayList;
import java.util.List;
import java.util.Properties;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.logging.LogManager;

/**
 *
 * @author Ugnich Anton
 */
@WebServlet(name = "Main", urlPatterns = {"/"})
@MultipartConfig
public class Main extends HttpServlet implements Stream.StreamListener {

    JdbcTemplate jdbc;
    Stream xmpp;
    Messages messages;
    Users users;
    PM pm;
    Others others;
    TelegramBotHook tgb;

    @Override
    public void init() throws ServletException {
        super.init();
        try {
            LogManager.getLogManager().readConfiguration(getServletContext().getResourceAsStream("WEB-INF/logging.properties"));
            Properties conf = new Properties();
            conf.load(getServletContext().getResourceAsStream("WEB-INF/juick.conf"));
            DriverManagerDataSource dataSource = new DriverManagerDataSource();
            dataSource.setDriverClassName(conf.getProperty("datasource_driver"));
            dataSource.setUrl(conf.getProperty("datasource_url"));
            jdbc = new JdbcTemplate(dataSource);
            messages = new Messages(jdbc);
            users = new Users(jdbc);
            pm = new PM(jdbc);
            others = new Others(jdbc);
            tgb = new TelegramBotHook(conf.getProperty("telegram_token", ""));
            setupXmppComponent(conf.getProperty("xmpp_host", "localhost"), Integer.parseInt(conf.getProperty("xmpp_port", "5347")),
                    conf.getProperty("xmpp_jid", "api.localhost"), conf.getProperty("xmpp_password"));

        } catch (IOException e) {
            log("API initialization error", e);
        }
    }

    public void setupXmppComponent(final String host, final int port, final String jid, final String password) {
        ExecutorService executorService = Executors.newSingleThreadExecutor();
        executorService.submit(() -> {
            try {
                Socket socket = new Socket(host, port);
                xmpp = new StreamComponent(new JID(jid), socket.getInputStream(), socket.getOutputStream(), password);
                xmpp.addListener(Main.this);
                xmpp.startParsing();
            } catch (IOException e) {
                log("XMPP exception", e);
            }
        });
    }

    @Override
    public void onStreamFail(String msg) {
        log("XMPP failed: " + msg);
    }

    @Override
    public void onStreamReady() {
        log("XMPP STREAM READY");
    }

    /** 
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        if (request.getCharacterEncoding() == null) {
            request.setCharacterEncoding("UTF-8");
        }

        String uri = request.getRequestURI();

        int vuid = Utils.getHttpAuthUID(jdbc, request);
        if (vuid == 0) {
            vuid = Utils.getVisitorQueryStringUID(jdbc, request);
        }

        if (uri.equals("/home")) {
            if (vuid > 0) {
                messages.doGetHome(request, response, vuid);
            } else {
                response.sendError(401);
            }
        } else if (uri.equals("/messages")) {
            messages.doGet(request, response, vuid);
        } else if (uri.equals("/thread")) {
            messages.doThreadGet(request, response, vuid);
        } else if (uri.equals("/users")) {
            users.doGetUsers(request, response, vuid);
        } else if (uri.equals("/users/read")) {
            users.doGetUserRead(request, response, vuid);
        } else if (uri.equals("/users/readers")) {
            users.doGetUserReaders(request, response, vuid);
        } else if (uri.equals("/pm")) {
            if (vuid > 0) {
                pm.doGetPM(request, response, vuid);
            } else {
                response.sendError(401);
            }
        } else if (uri.equals("/groups_pms")) {
            if (vuid > 0) {
                others.doGetGroupsPMs(request, response, vuid);
            } else {
                response.sendError(401);
            }
        } else if (uri.equals("/messages/recommended")) {
            if (vuid > 0) {
                messages.doGetRecommended(request, response, vuid);
            } else {
                response.sendError(401);
            }
        } else if (uri.equals("/messages/set_popular") && vuid == 3694) {
            messages.doSetPopular(request, response, xmpp);
        } else if (uri.equals("/messages/set_privacy") && vuid > 0) {
            messages.doSetPrivacy(request, response, xmpp, vuid);
        } else {
            response.sendError(404);
        }
    }

    /** 
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        if (request.getCharacterEncoding() == null) {
            request.setCharacterEncoding("UTF-8");
        }
        String uri = request.getRequestURI();
        if (uri.equals("/tlgmbtwbhk")) {
            tgb.doPost(request, response);
            return;
        }

        int vuid = Utils.getHttpAuthUID(jdbc, request);
        if (vuid == 0) {
            vuid = Utils.getVisitorQueryStringUID(jdbc, request);
        }
        if (vuid == 0) {
            response.sendError(401);
            return;
        }
        switch (uri) {
            case "/post":
                int mid = Utils.parseInt(request.getParameter("mid"), 0);
                if (mid == 0) {
                    doPostMessage(jdbc, request, response, xmpp, vuid);
                } else {
                    doPostComment(jdbc, request, response, xmpp, vuid);
                }
                break;
            case "/pm":
                pm.doPostPM(request, response, xmpp, vuid);
                break;
            default:
                response.sendError(405);
                break;
        }
    }

    public void doPostMessage(JdbcTemplate sql, HttpServletRequest request, HttpServletResponse response, Stream xmpp, int vuid)
            throws ServletException, IOException {
        String body = request.getParameter("body");
        if (body == null || body.length() < 1 || body.length() > 4096) {
            response.sendError(400);
            return;
        }
        body = body.replace("\r", "");

        String tagsStr = request.getParameter("tags");
        List<Tag> tags = new ArrayList<>();
        String tagsArr[] = new String[1];
        if (tagsStr != null && !tagsStr.isEmpty()) {
            tagsArr = tagsStr.split("[ \\,]");
            for (int i = 0; i < tagsArr.length; i++) {
                if (tagsArr[i].startsWith("*")) {
                    tagsArr[i] = tagsArr[i].substring(1);
                }
                if (tagsArr[i].length() > 64) {
                    tagsArr[i] = tagsArr[i].substring(0, 64);
                }
            }
            tags = TagQueries.getTags(sql, tagsArr, true);
            while (tags.size() > 5) {
                tags.remove(5);
            }
        }

        String attachmentFName = null;
        try {
            attachmentFName = Utils.receiveMultiPartFile(request, "attach");
        } catch (Exception e) {
            System.out.println("MULTIPART ERROR: " + e.toString());
            response.sendError(400);
            return;
        }

        String paramImg = request.getParameter("img");
        if (attachmentFName == null && paramImg != null && paramImg.length() > 10 ) {
            try {
                URL imgUrl = new URL(paramImg);
                attachmentFName = Utils.downloadImage(imgUrl);
            } catch (Exception e) {
                System.out.println("DOWNLOAD ERROR: " + e.toString());
                response.sendError(500);
                return;
            }
        }

        String attachmentType = attachmentFName != null ? attachmentFName.substring(attachmentFName.length() - 3) : null;
        int mid = MessagesQueries.createMessage(sql, vuid, body, attachmentType, tags);
        SubscriptionsQueries.subscribeMessage(sql, mid, vuid);
        JuickMessage jmsg = new JuickMessage(MessagesQueries.getMessage(sql, mid));
        if (xmpp != null) {
            Message xmsg = new Message();
            xmsg.from = new JID("juick", "juick.com", null);
            xmsg.type = Message.Type.chat;
            xmsg.thread = "juick-" + mid;

            xmsg.addChild(jmsg);

            Nickname nick = new Nickname();
            nick.Nickname = "@" + jmsg.getUser().getUName();
            xmsg.addChild(nick);

            if (attachmentFName != null) {
                String fname = mid + "." + attachmentType;
                String attachmentURL = "http://i.juick.com/photos-1024/" + fname;

                Runtime.getRuntime().exec("/var/www/juick.com/cgi/p-convert.sh /var/www/juick.com/i/tmp/" + attachmentFName + " " + fname);

                body = attachmentURL + "\n" + body;
                XOOB xoob = new XOOB();
                xoob.URL = attachmentURL;
                xmsg.addChild(xoob);
            }

            String tagsStr2 = "";
            for (String tag : tagsArr) {
                tagsStr2 += " *" + tag;
            }
            xmsg.body = "@" + jmsg.getUser().getUName() + ":" + tagsStr2 + "\n" + body + "\n\n#" + mid + " http://juick.com/" + mid;

            xmsg.to = new JID("juick", "s2s.juick.com", null);
            xmpp.send(xmsg);

            xmsg.to.Host = "ws.juick.com";
            xmpp.send(xmsg);

            xmsg.to.Host = "push.juick.com";
            xmpp.send(xmsg);

            xmsg.to.Host = "crosspost.juick.com";
            xmsg.to.Username = "twitter";
            xmpp.send(xmsg);
            xmsg.to.Username = "fb";
            xmpp.send(xmsg);

            xmsg.to.Host = "nologin.ru";
            xmsg.to.Username = "jubo";
            xmpp.send(xmsg);
        } else {
            log("XMPP unavailable");
        }
        MessageSerializer serializer = new MessageSerializer();
        Main.replyJSON(request, response, serializer.serialize(jmsg).toString());
    }

    public void doPostComment(JdbcTemplate sql, HttpServletRequest request, HttpServletResponse response, Stream xmpp, int vuid)
            throws ServletException, IOException {
        int mid = Utils.parseInt(request.getParameter("mid"), 0);
        if (mid == 0) {
            response.sendError(400);
            return;
        }
        com.juick.Message msg = MessagesQueries.getMessage(sql, mid);
        if (msg == null) {
            response.sendError(404);
            return;
        }

        int rid = Utils.parseInt(request.getParameter("rid"), 0);
        com.juick.Message reply = null;
        if (rid > 0) {
            reply = MessagesQueries.getReply(sql, mid, rid);
            if (reply == null) {
                response.sendError(404);
                return;
            }
        }

        String body = request.getParameter("body");
        if (body == null || body.length() < 1 || body.length() > 4096) {
            response.sendError(400);
            return;
        }
        body = body.replace("\r", "");

        if ((msg.ReadOnly && msg.getUser().getUID() != vuid) || UserQueries.isInBLAny(sql, msg.getUser().getUID(), vuid)
                || (reply != null && UserQueries.isInBLAny(sql, reply.getUser().getUID(), vuid))) {
            response.sendError(403);
            return;
        }

        String attachmentFName = null;
        try {
            attachmentFName = Utils.receiveMultiPartFile(request, "attach");
        } catch (Exception e) {
            System.out.println("MULTIPART ERROR: " + e.toString());
            response.sendError(400);
            return;
        }

        String paramImg = request.getParameter("img");
        if (attachmentFName == null && paramImg != null && paramImg.length() > 10) {
            try {
                attachmentFName = Utils.downloadImage(new URL(paramImg));
            } catch (Exception e) {
                System.out.println("DOWNLOAD ERROR: " + e.toString());
                response.sendError(500);
                return;
            }
        }

        String attachmentType = attachmentFName != null ? attachmentFName.substring(attachmentFName.length() - 3) : null;
        int ridnew = MessagesQueries.createReply(sql, mid, rid, vuid, body, attachmentType);
        SubscriptionsQueries.subscribeMessage(sql, mid, vuid);

        JuickMessage jmsg = new JuickMessage(MessagesQueries.getReply(sql, mid, ridnew));

        if (xmpp != null) {
            Message xmsg = new Message();
            xmsg.from = new JID("juick", "juick.com", null);
            xmsg.type = Message.Type.chat;
            xmsg.thread = "juick-" + mid;
            xmsg.addChild(jmsg);

            String quote = reply != null ? reply.getText() : msg.getText();
            if (quote.length() >= 50) {
                quote = quote.substring(0, 47) + "...";
            }

            Nickname nick = new Nickname();
            nick.Nickname = "@" + jmsg.getUser().getUName();
            xmsg.addChild(nick);

            if (attachmentFName != null) {
                String fname = mid + "-" + ridnew + "." + attachmentType;
                String attachmentURL = "http://i.juick.com/photos-1024/" + fname;

                Runtime.getRuntime().exec("/var/www/juick.com/cgi/p-convert.sh /var/www/juick.com/i/tmp/" + attachmentFName + " " + fname);

                body = attachmentURL + "\n" + body;
                XOOB xoob = new XOOB();
                xoob.URL = attachmentURL;
                xmsg.addChild(xoob);
            }

            xmsg.body = "Reply by @" + jmsg.getUser().getUName() + ":\n>" + quote + "\n" + body + "\n\n#" + mid + "/" + ridnew + " http://juick.com/" + mid + "#" + ridnew;

            xmsg.to = new JID("juick", "s2s.juick.com", null);
            xmpp.send(xmsg);

            xmsg.to.Host = "ws.juick.com";
            xmpp.send(xmsg);

            xmsg.to.Host = "push.juick.com";
            xmpp.send(xmsg);
        } else {
            log("XMPP unavailable");
        }
        MessageSerializer serializer = new MessageSerializer();
        Main.replyJSON(request, response, serializer.serialize(jmsg).toString());
    }

    public static void replyJSON(HttpServletRequest request, HttpServletResponse response, String json) throws IOException {
        response.setContentType("application/json; charset=UTF-8");
        response.setHeader("Access-Control-Allow-Origin", "*");

        String callback = request.getParameter("callback");
        if (callback != null && (callback.length() > 64 || !callback.matches("[a-zA-Z0-9\\-\\_]+"))) {
            callback = null;
        }

        try (PrintWriter out = response.getWriter()) {
            if (callback != null) {
                out.print(callback + "(");
                out.print(json);
                out.print(")");
            } else {
                out.print(json);
            }
        }
    }
}