/[LeafOK_CVS]/lbbs/src/bbs_main.c
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Contents of /lbbs/src/bbs_main.c

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Revision 1.93 - (show annotations)
Tue Oct 21 06:24:51 2025 UTC (4 months, 3 weeks ago) by sysadm
Branch: MAIN
Changes since 1.92: +7 -1 lines
Content type: text/x-csrc
Add user_list with data loader

1 /***************************************************************************
2 bbs_main.c - description
3 -------------------
4 Copyright : (C) 2004-2025 by Leaflet
5 Email : leaflet@leafok.com
6 ***************************************************************************/
7
8 /***************************************************************************
9 * *
10 * This program is free software; you can redistribute it and/or modify *
11 * it under the terms of the GNU General Public License as published by *
12 * the Free Software Foundation; either version 3 of the License, or *
13 * (at your option) any later version. *
14 * *
15 ***************************************************************************/
16
17 #include "article_favor.h"
18 #include "article_view_log.h"
19 #include "bbs.h"
20 #include "bbs_cmd.h"
21 #include "bbs_main.h"
22 #include "common.h"
23 #include "database.h"
24 #include "editor.h"
25 #include "io.h"
26 #include "log.h"
27 #include "login.h"
28 #include "menu.h"
29 #include "screen.h"
30 #include "section_list.h"
31 #include "trie_dict.h"
32 #include "user_list.h"
33 #include "user_priv.h"
34 #include <errno.h>
35 #include <signal.h>
36 #include <stdlib.h>
37 #include <string.h>
38 #include <time.h>
39 #include <unistd.h>
40
41 int bbs_info()
42 {
43 prints("欢迎光临 \033[1;33m%s \033[32m[%s] \033[37m( %s )\033[m\r\n",
44 BBS_name, BBS_server, APP_INFO);
45
46 return iflush();
47 }
48
49 int bbs_welcome(void)
50 {
51 char sql[SQL_BUFFER_LEN];
52
53 u_int32_t u_online = 0;
54 u_int32_t u_anonymous = 0;
55 u_int32_t u_total = 0;
56 u_int32_t u_login_count = 0;
57
58 MYSQL *db;
59 MYSQL_RES *rs;
60 MYSQL_ROW row;
61
62 db = db_open();
63 if (db == NULL)
64 {
65 return -1;
66 }
67
68 snprintf(sql, sizeof(sql),
69 "SELECT COUNT(*) AS cc FROM "
70 "(SELECT DISTINCT SID FROM user_online "
71 "WHERE last_tm >= SUBDATE(NOW(), INTERVAL %d SECOND)) AS t1",
72 BBS_user_off_line);
73 if (mysql_query(db, sql) != 0)
74 {
75 log_error("Query user_online error: %s\n", mysql_error(db));
76 mysql_close(db);
77 return -2;
78 }
79 if ((rs = mysql_store_result(db)) == NULL)
80 {
81 log_error("Get user_online data failed\n");
82 mysql_close(db);
83 return -2;
84 }
85 if ((row = mysql_fetch_row(rs)))
86 {
87 u_online = (u_int32_t)atoi(row[0]);
88 }
89 mysql_free_result(rs);
90
91 snprintf(sql, sizeof(sql),
92 "SELECT COUNT(*) AS cc FROM "
93 "(SELECT DISTINCT SID FROM user_online "
94 "WHERE UID = 0 AND last_tm >= SUBDATE(NOW(), INTERVAL %d SECOND)) AS t1",
95 BBS_user_off_line);
96 if (mysql_query(db, sql) != 0)
97 {
98 log_error("Query user_online error: %s\n", mysql_error(db));
99 mysql_close(db);
100 return -2;
101 }
102 if ((rs = mysql_store_result(db)) == NULL)
103 {
104 log_error("Get user_online data failed\n");
105 mysql_close(db);
106 return -2;
107 }
108 if ((row = mysql_fetch_row(rs)))
109 {
110 u_anonymous = (u_int32_t)atoi(row[0]);
111 }
112 mysql_free_result(rs);
113
114 snprintf(sql, sizeof(sql), "SELECT COUNT(UID) AS cc FROM user_list WHERE enable");
115 if (mysql_query(db, sql) != 0)
116 {
117 log_error("Query user_list error: %s\n", mysql_error(db));
118 mysql_close(db);
119 return -2;
120 }
121 if ((rs = mysql_store_result(db)) == NULL)
122 {
123 log_error("Get user_list data failed\n");
124 mysql_close(db);
125 return -2;
126 }
127 if ((row = mysql_fetch_row(rs)))
128 {
129 u_total = (u_int32_t)atoi(row[0]);
130 }
131 mysql_free_result(rs);
132
133 snprintf(sql, sizeof(sql), "SELECT ID FROM user_login_log ORDER BY ID LIMIT 1");
134 if (mysql_query(db, sql) != 0)
135 {
136 log_error("Query user_login_log error: %s\n", mysql_error(db));
137 mysql_close(db);
138 return -2;
139 }
140 if ((rs = mysql_store_result(db)) == NULL)
141 {
142 log_error("Get user_login_log data failed\n");
143 mysql_close(db);
144 return -2;
145 }
146 if ((row = mysql_fetch_row(rs)))
147 {
148 u_login_count = (u_int32_t)atoi(row[0]);
149 }
150 mysql_free_result(rs);
151
152 mysql_close(db);
153
154 // Count current user before login
155 u_online++;
156 u_anonymous++;
157
158 // Display logo
159 display_file(DATA_WELCOME, 2);
160
161 // Display welcome message
162 prints("\r\033[1;35m欢迎光临\033[33m 【 %s 】 \033[35mBBS\r\n"
163 "\033[32m目前上站人数 [\033[36m%d/%d\033[32m] "
164 "匿名游客[\033[36m%d\033[32m] "
165 "注册用户数[\033[36m%d/%d\033[32m]\r\n"
166 "从 [\033[36m%s\033[32m] 起,累计访问人次:[\033[36m%d\033[32m]\033[m\r\n",
167 BBS_name, u_online, BBS_max_client, u_anonymous, u_total,
168 BBS_max_user_count, BBS_start_dt, u_login_count);
169
170 iflush();
171
172 return 0;
173 }
174
175 int bbs_logout(void)
176 {
177 MYSQL *db;
178
179 db = db_open();
180 if (db == NULL)
181 {
182 return -1;
183 }
184
185 if (user_online_exp(db) < 0)
186 {
187 return -2;
188 }
189
190 if (user_online_del(db) < 0)
191 {
192 return -3;
193 }
194
195 mysql_close(db);
196
197 display_file(DATA_GOODBYE, 1);
198
199 log_common("User [%s] logout, idle for %ld seconds since last input\n", BBS_username, time(NULL) - BBS_last_access_tm);
200
201 return 0;
202 }
203
204 int bbs_center()
205 {
206 int ch;
207 time_t t_last_action;
208
209 BBS_last_access_tm = t_last_action = time(NULL);
210
211 clearscr();
212
213 show_top("", BBS_name, "");
214 show_active_board();
215 show_bottom("");
216 display_menu(&bbs_menu);
217 iflush();
218
219 while (!SYS_server_exit)
220 {
221 ch = igetch(100);
222
223 if (ch != KEY_NULL && ch != KEY_TIMEOUT)
224 {
225 BBS_last_access_tm = time(NULL);
226 }
227
228 if (bbs_menu.choose_step == 0 && time(NULL) - t_last_action >= 10)
229 {
230 t_last_action = time(NULL);
231
232 show_active_board();
233 show_bottom("");
234 display_menu_cursor(&bbs_menu, 1);
235 iflush();
236 }
237
238 if (user_online_update("MENU") < 0)
239 {
240 log_error("user_online_update(MENU) error\n");
241 }
242
243 switch (ch)
244 {
245 case KEY_NULL: // broken pipe
246 log_error("KEY_NULL\n");
247 return 0;
248 case KEY_TIMEOUT:
249 if (time(NULL) - BBS_last_access_tm >= MAX_DELAY_TIME)
250 {
251 log_error("User input timeout\n");
252 return 0;
253 }
254 continue;
255 case CR:
256 default:
257 switch (menu_control(&bbs_menu, ch))
258 {
259 case EXITBBS:
260 case EXITMENU:
261 return 0;
262 case REDRAW:
263 t_last_action = time(NULL);
264 clearscr();
265 show_top("", BBS_name, "");
266 show_active_board();
267 show_bottom("");
268 display_menu(&bbs_menu);
269 break;
270 case NOREDRAW:
271 case UNKNOWN_CMD:
272 default:
273 break;
274 }
275 iflush();
276 }
277 }
278
279 return 0;
280 }
281
282 int bbs_charset_select()
283 {
284 char msg[LINE_BUFFER_LEN];
285 int ch;
286
287 snprintf(msg, sizeof(msg),
288 "\rChoose character set in 5 seconds [UTF-8, GBK]: [U/g]");
289
290 while (!SYS_server_exit)
291 {
292 ch = press_any_key_ex(msg, 5);
293 switch (ch)
294 {
295 case KEY_NULL:
296 return -1;
297 case KEY_TIMEOUT:
298 case CR:
299 case 'u':
300 case 'U':
301 return 0;
302 case 'g':
303 case 'G':
304 if (io_conv_init("GBK") < 0)
305 {
306 log_error("io_conv_init(%s) error\n", "GBK");
307 return -1;
308 }
309 return 0;
310 default:
311 continue;
312 }
313 }
314
315 return 0;
316 }
317
318 int bbs_main()
319 {
320 struct sigaction act = {0};
321 char msg[LINE_BUFFER_LEN];
322
323 // Set signal handler
324 act.sa_handler = SIG_IGN;
325 if (sigaction(SIGHUP, &act, NULL) == -1)
326 {
327 log_error("set signal action of SIGHUP error: %d\n", errno);
328 goto cleanup;
329 }
330 act.sa_handler = SIG_DFL;
331 if (sigaction(SIGCHLD, &act, NULL) == -1)
332 {
333 log_error("set signal action of SIGCHLD error: %d\n", errno);
334 goto cleanup;
335 }
336
337 // Set data pools in shared memory readonly
338 if (set_trie_dict_shm_readonly() < 0)
339 {
340 goto cleanup;
341 }
342 if (set_article_block_shm_readonly() < 0)
343 {
344 goto cleanup;
345 }
346 if (set_section_list_shm_readonly() < 0)
347 {
348 goto cleanup;
349 }
350 if (set_user_list_pool_shm_readonly() < 0)
351 {
352 goto cleanup;
353 }
354
355 // Load menu in shared memory
356 if (set_menu_shm_readonly(&bbs_menu) < 0)
357 {
358 goto cleanup;
359 }
360
361 // Set default charset
362 if (io_conv_init(BBS_DEFAULT_CHARSET) < 0)
363 {
364 log_error("io_conv_init(%s) error\n", BBS_DEFAULT_CHARSET);
365 goto cleanup;
366 }
367
368 set_input_echo(0);
369
370 // Set user charset
371 bbs_charset_select();
372
373 // System info
374 if (bbs_info() < 0)
375 {
376 goto cleanup;
377 }
378
379 // Welcome
380 if (bbs_welcome() < 0)
381 {
382 goto cleanup;
383 }
384
385 // User login
386 if (SSH_v2)
387 {
388 snprintf(msg, sizeof(msg), "\033[1m%s 欢迎使用ssh方式访问 \033[1;33m按任意键继续...\033[m", BBS_username);
389 press_any_key_ex(msg, 60);
390 }
391 else if (bbs_login() < 0)
392 {
393 goto cleanup;
394 }
395 log_common("User [%s] login\n", BBS_username);
396
397 // Load article view log
398 if (article_view_log_load(BBS_priv.uid, &BBS_article_view_log, 0) < 0)
399 {
400 log_error("article_view_log_load() error\n");
401 goto cleanup;
402 }
403
404 // Load article favorite
405 if (article_favor_load(BBS_priv.uid, &BBS_article_favor, 0) < 0)
406 {
407 log_error("article_favor_load() error\n");
408 goto cleanup;
409 }
410
411 // Init editor memory pool
412 if (editor_memory_pool_init() < 0)
413 {
414 log_error("editor_memory_pool_init() error\n");
415 goto cleanup;
416 }
417
418 clearscr();
419
420 // BBS Top 10
421 display_file(VAR_BBS_TOP, 1);
422
423 // Main
424 bbs_center();
425
426 // Logout
427 bbs_logout();
428
429 // Save incremental article view log
430 if (article_view_log_save_inc(&BBS_article_view_log) < 0)
431 {
432 log_error("article_view_log_save_inc() error\n");
433 }
434
435 // Save incremental article favorite
436 if (article_favor_save_inc(&BBS_article_favor) < 0)
437 {
438 log_error("article_favor_save_inc() error\n");
439 }
440
441 cleanup:
442 // Cleanup iconv
443 io_conv_cleanup();
444
445 // Cleanup editor memory pool
446 editor_memory_pool_cleanup();
447
448 // Unload article view log
449 article_view_log_unload(&BBS_article_view_log);
450
451 // Unload article favor
452 article_favor_unload(&BBS_article_favor);
453
454 // Detach menu in shared memory
455 detach_menu_shm(&bbs_menu);
456 detach_menu_shm(&top10_menu);
457
458 // Detach data pools shm
459 detach_user_list_pool_shm();
460 detach_section_list_shm();
461 detach_article_block_shm();
462 detach_trie_dict_shm();
463
464 return 0;
465 }

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