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

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Revision 1.95 - (show annotations)
Sun Nov 2 04:30:29 2025 UTC (4 months, 2 weeks ago) by sysadm
Branch: MAIN
Changes since 1.94: +3 -30 lines
Content type: text/x-csrc
Get user login count from user_list instead of database

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 int u_online = 0;
52 int u_anonymous = 0;
53 int u_total = 0;
54 int u_login_count = 0;
55
56 if (get_user_online_list_count(&u_online, &u_anonymous) < 0)
57 {
58 log_error("get_user_online_list_count() error\n");
59 u_online = 0;
60 }
61 u_online += u_anonymous;
62 u_online++; // current user
63 if (BBS_priv.uid == 0)
64 {
65 u_anonymous++;
66 }
67
68 if (get_user_list_count(&u_total) < 0)
69 {
70 log_error("get_user_list_count() error\n");
71 u_total = 0;
72 }
73
74 if (get_user_login_count(&u_login_count) < 0)
75 {
76 log_error("get_user_login_count() error\n");
77 u_login_count = 0;
78 }
79
80 // Display logo
81 display_file(DATA_WELCOME, 2);
82
83 // Display welcome message
84 prints("\r\033[1;35m欢迎光临\033[33m 【 %s 】 \033[35mBBS\r\n"
85 "\033[32m目前上站人数 [\033[36m%d/%d\033[32m] "
86 "匿名游客[\033[36m%d\033[32m] "
87 "注册用户数[\033[36m%d/%d\033[32m]\r\n"
88 "从 [\033[36m%s\033[32m] 起,累计访问人次:[\033[36m%d\033[32m]\033[m\r\n",
89 BBS_name, u_online, BBS_max_client, u_anonymous, u_total,
90 BBS_max_user_count, BBS_start_dt, u_login_count);
91
92 iflush();
93
94 return 0;
95 }
96
97 int bbs_logout(void)
98 {
99 MYSQL *db;
100
101 db = db_open();
102 if (db == NULL)
103 {
104 return -1;
105 }
106
107 if (user_online_exp(db) < 0)
108 {
109 return -2;
110 }
111
112 if (user_online_del(db) < 0)
113 {
114 return -3;
115 }
116
117 mysql_close(db);
118
119 display_file(DATA_GOODBYE, 1);
120
121 log_common("User [%s] logout, idle for %ld seconds since last input\n", BBS_username, time(NULL) - BBS_last_access_tm);
122
123 return 0;
124 }
125
126 int bbs_center()
127 {
128 int ch;
129 time_t t_last_action;
130
131 BBS_last_access_tm = t_last_action = time(NULL);
132
133 clearscr();
134
135 show_top("", BBS_name, "");
136 show_active_board();
137 show_bottom("");
138 display_menu(&bbs_menu);
139 iflush();
140
141 while (!SYS_server_exit)
142 {
143 ch = igetch(100);
144
145 if (ch != KEY_NULL && ch != KEY_TIMEOUT)
146 {
147 BBS_last_access_tm = time(NULL);
148 }
149
150 if (bbs_menu.choose_step == 0 && time(NULL) - t_last_action >= 10)
151 {
152 t_last_action = time(NULL);
153
154 show_active_board();
155 show_bottom("");
156 display_menu_cursor(&bbs_menu, 1);
157 iflush();
158 }
159
160 if (user_online_update("MENU") < 0)
161 {
162 log_error("user_online_update(MENU) error\n");
163 }
164
165 switch (ch)
166 {
167 case KEY_NULL: // broken pipe
168 log_error("KEY_NULL\n");
169 return 0;
170 case KEY_TIMEOUT:
171 if (time(NULL) - BBS_last_access_tm >= MAX_DELAY_TIME)
172 {
173 log_error("User input timeout\n");
174 return 0;
175 }
176 continue;
177 case CR:
178 default:
179 switch (menu_control(&bbs_menu, ch))
180 {
181 case EXITBBS:
182 case EXITMENU:
183 return 0;
184 case REDRAW:
185 t_last_action = time(NULL);
186 clearscr();
187 show_top("", BBS_name, "");
188 show_active_board();
189 show_bottom("");
190 display_menu(&bbs_menu);
191 break;
192 case NOREDRAW:
193 case UNKNOWN_CMD:
194 default:
195 break;
196 }
197 iflush();
198 }
199 }
200
201 return 0;
202 }
203
204 int bbs_charset_select()
205 {
206 char msg[LINE_BUFFER_LEN];
207 int ch;
208
209 snprintf(msg, sizeof(msg),
210 "\rChoose character set in 5 seconds [UTF-8, GBK]: [U/g]");
211
212 while (!SYS_server_exit)
213 {
214 ch = press_any_key_ex(msg, 5);
215 switch (ch)
216 {
217 case KEY_NULL:
218 return -1;
219 case KEY_TIMEOUT:
220 case CR:
221 case 'u':
222 case 'U':
223 return 0;
224 case 'g':
225 case 'G':
226 if (io_conv_init("GBK") < 0)
227 {
228 log_error("io_conv_init(%s) error\n", "GBK");
229 return -1;
230 }
231 return 0;
232 default:
233 continue;
234 }
235 }
236
237 return 0;
238 }
239
240 int bbs_main()
241 {
242 struct sigaction act = {0};
243 char msg[LINE_BUFFER_LEN];
244
245 // Set signal handler
246 act.sa_handler = SIG_IGN;
247 if (sigaction(SIGHUP, &act, NULL) == -1)
248 {
249 log_error("set signal action of SIGHUP error: %d\n", errno);
250 goto cleanup;
251 }
252 act.sa_handler = SIG_DFL;
253 if (sigaction(SIGCHLD, &act, NULL) == -1)
254 {
255 log_error("set signal action of SIGCHLD error: %d\n", errno);
256 goto cleanup;
257 }
258
259 // Set data pools in shared memory readonly
260 if (set_trie_dict_shm_readonly() < 0)
261 {
262 goto cleanup;
263 }
264 if (set_article_block_shm_readonly() < 0)
265 {
266 goto cleanup;
267 }
268 if (set_section_list_shm_readonly() < 0)
269 {
270 goto cleanup;
271 }
272 if (set_user_list_pool_shm_readonly() < 0)
273 {
274 goto cleanup;
275 }
276
277 // Load menu in shared memory
278 if (set_menu_shm_readonly(&bbs_menu) < 0)
279 {
280 goto cleanup;
281 }
282
283 // Set default charset
284 if (io_conv_init(BBS_DEFAULT_CHARSET) < 0)
285 {
286 log_error("io_conv_init(%s) error\n", BBS_DEFAULT_CHARSET);
287 goto cleanup;
288 }
289
290 set_input_echo(0);
291
292 // Set user charset
293 bbs_charset_select();
294
295 // System info
296 if (bbs_info() < 0)
297 {
298 goto cleanup;
299 }
300
301 // Welcome
302 if (bbs_welcome() < 0)
303 {
304 goto cleanup;
305 }
306
307 // User login
308 if (SSH_v2)
309 {
310 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);
311 press_any_key_ex(msg, 60);
312 }
313 else if (bbs_login() < 0)
314 {
315 goto cleanup;
316 }
317 log_common("User [%s] login\n", BBS_username);
318
319 // Load article view log
320 if (article_view_log_load(BBS_priv.uid, &BBS_article_view_log, 0) < 0)
321 {
322 log_error("article_view_log_load() error\n");
323 goto cleanup;
324 }
325
326 // Load article favorite
327 if (article_favor_load(BBS_priv.uid, &BBS_article_favor, 0) < 0)
328 {
329 log_error("article_favor_load() error\n");
330 goto cleanup;
331 }
332
333 // Init editor memory pool
334 if (editor_memory_pool_init() < 0)
335 {
336 log_error("editor_memory_pool_init() error\n");
337 goto cleanup;
338 }
339
340 clearscr();
341
342 // BBS Top 10
343 display_file(VAR_BBS_TOP, 1);
344
345 // Main
346 bbs_center();
347
348 // Logout
349 bbs_logout();
350
351 // Save incremental article view log
352 if (article_view_log_save_inc(&BBS_article_view_log) < 0)
353 {
354 log_error("article_view_log_save_inc() error\n");
355 }
356
357 // Save incremental article favorite
358 if (article_favor_save_inc(&BBS_article_favor) < 0)
359 {
360 log_error("article_favor_save_inc() error\n");
361 }
362
363 cleanup:
364 // Cleanup iconv
365 io_conv_cleanup();
366
367 // Cleanup editor memory pool
368 editor_memory_pool_cleanup();
369
370 // Unload article view log
371 article_view_log_unload(&BBS_article_view_log);
372
373 // Unload article favor
374 article_favor_unload(&BBS_article_favor);
375
376 // Detach menu in shared memory
377 detach_menu_shm(&bbs_menu);
378 detach_menu_shm(&top10_menu);
379
380 // Detach data pools shm
381 detach_user_list_pool_shm();
382 detach_section_list_shm();
383 detach_article_block_shm();
384 detach_trie_dict_shm();
385
386 return 0;
387 }

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