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

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Revision 1.50 - (show annotations)
Tue Oct 14 00:57:06 2025 UTC (5 months ago) by sysadm
Branch: MAIN
Changes since 1.49: +3 -1 lines
Content type: text/x-csrc
Revert change to section_list

1 /***************************************************************************
2 section_list_display.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_cache.h"
18 #include "article_op.h"
19 #include "article_post.h"
20 #include "article_view_log.h"
21 #include "article_del.h"
22 #include "common.h"
23 #include "io.h"
24 #include "log.h"
25 #include "login.h"
26 #include "menu.h"
27 #include "menu_proc.h"
28 #include "section_list_display.h"
29 #include "section_list_loader.h"
30 #include "screen.h"
31 #include "str_process.h"
32 #include "user_priv.h"
33 #include <string.h>
34 #include <time.h>
35 #include <sys/param.h>
36
37 static int section_aid_locations[BBS_max_section] = {0};
38 static int section_topic_view_mode = 0;
39 static int section_topic_view_tid = -1;
40
41 enum select_cmd_t
42 {
43 EXIT_SECTION = 0,
44 VIEW_ARTICLE,
45 CHANGE_PAGE,
46 SHOW_HELP,
47 CHANGE_NAME_DISPLAY,
48 POST_ARTICLE,
49 EDIT_ARTICLE,
50 DELETE_ARTICLE,
51 QUERY_ARTICLE,
52 FIRST_TOPIC_ARTICLE,
53 LAST_TOPIC_ARTICLE,
54 SCAN_NEW_ARTICLE,
55 VIEW_EX_DIR,
56 SHOW_TOP10,
57 };
58
59 static int section_list_draw_items(int page_id, ARTICLE *p_articles[], int article_count, int display_nickname, int ontop_start_offset)
60 {
61 char str_time[LINE_BUFFER_LEN];
62 struct tm tm_sub;
63 char title_f[BBS_article_title_max_len + 1];
64 int title_f_len;
65 int eol;
66 int len;
67 int i;
68 size_t j;
69 char article_flag;
70 int is_viewed;
71 time_t tm_now;
72
73 time(&tm_now);
74
75 clrline(4, 23);
76
77 for (i = 0; i < article_count; i++)
78 {
79 if (p_articles[i]->uid == BBS_priv.uid)
80 {
81 is_viewed = 1;
82 }
83 else
84 {
85 is_viewed = article_view_log_is_viewed(p_articles[i]->aid, &BBS_article_view_log);
86 if (is_viewed < 0)
87 {
88 log_error("article_view_log_is_viewed(aid=%d) error\n", p_articles[i]->aid);
89 is_viewed = 0;
90 }
91 }
92
93 if (p_articles[i]->excerption)
94 {
95 article_flag = (is_viewed ? 'm' : 'M');
96 }
97 else if (p_articles[i]->lock && is_viewed)
98 {
99 article_flag = 'x';
100 }
101 else
102 {
103 article_flag = (is_viewed ? ' ' : 'N');
104 }
105
106 localtime_r(&p_articles[i]->sub_dt, &tm_sub);
107 if (tm_now - p_articles[i]->sub_dt < 3600 * 24 * 365)
108 {
109 strftime(str_time, sizeof(str_time), "%b %e ", &tm_sub);
110 }
111 else
112 {
113 strftime(str_time, sizeof(str_time), "%m/%Y", &tm_sub);
114 }
115
116 strncpy(title_f, (p_articles[i]->tid == 0 ? "● " : ""), sizeof(title_f) - 1);
117 title_f[sizeof(title_f) - 1] = '\0';
118 strncat(title_f, (p_articles[i]->transship ? "[转载]" : ""), sizeof(title_f) - 1 - strnlen(title_f, sizeof(title_f)));
119
120 // Rewrite title with "Re: Re: " prefix into "Re: ... "
121 j = 0;
122 if (p_articles[i]->tid != 0)
123 {
124 while (strncmp(p_articles[i]->title + j, "Re: ", strlen("Re: ")) == 0)
125 {
126 j += strlen("Re: ");
127 }
128 if (j >= strlen("Re: Re: "))
129 {
130 strncat(title_f, "Re: ... ", sizeof(title_f) - 1 - strnlen(title_f, sizeof(title_f)));
131 }
132 else
133 {
134 j = 0;
135 }
136 }
137 strncat(title_f, p_articles[i]->title + j, sizeof(title_f) - 1 - strnlen(title_f, sizeof(title_f)));
138
139 len = split_line(title_f, 47 - (display_nickname ? 8 : 0), &eol, &title_f_len, 1);
140 if (title_f[len] != '\0')
141 {
142 title_f[len] = '\0';
143 }
144
145 moveto(4 + i, 1);
146 if (i >= ontop_start_offset)
147 {
148 prints(" \033[1;33m[提示]\033[m %c %s%*s %s %s%s\033[m",
149 article_flag,
150 (display_nickname ? p_articles[i]->nickname : p_articles[i]->username),
151 (display_nickname ? BBS_nickname_max_len / 2 - str_length(p_articles[i]->nickname, 1)
152 : BBS_username_max_len - str_length(p_articles[i]->username, 1)),
153 "",
154 str_time,
155 (p_articles[i]->aid == section_topic_view_tid
156 ? "\033[1;33m"
157 : (p_articles[i]->tid == section_topic_view_tid
158 ? "\033[1;36m"
159 : "")),
160 title_f);
161 }
162 else
163 {
164 prints(" %s%7d\033[m %c %s%*s %s %s%s\033[m",
165 (p_articles[i]->aid == section_topic_view_tid
166 ? "\033[1;33m"
167 : (p_articles[i]->tid == section_topic_view_tid
168 ? "\033[1;36m"
169 : "")),
170 p_articles[i]->aid,
171 article_flag,
172 (display_nickname ? p_articles[i]->nickname : p_articles[i]->username),
173 (display_nickname ? BBS_nickname_max_len / 2 - str_length(p_articles[i]->nickname, 1)
174 : BBS_username_max_len - str_length(p_articles[i]->username, 1)),
175 "",
176 str_time,
177 (p_articles[i]->aid == section_topic_view_tid
178 ? "\033[1;33m"
179 : (p_articles[i]->tid == section_topic_view_tid
180 ? "\033[1;36m"
181 : "")),
182 title_f);
183 }
184 }
185
186 return 0;
187 }
188
189 static int section_list_draw_screen(const char *sname, const char *stitle, const char *master_list, int display_nickname)
190 {
191 char str_section_master[LINE_BUFFER_LEN] = "诚征版主中";
192 char str_section_name[LINE_BUFFER_LEN];
193
194 if (master_list[0] != '\0')
195 {
196 snprintf(str_section_master, sizeof(str_section_master), "版主:%s", master_list);
197 }
198 snprintf(str_section_name, sizeof(str_section_name), "讨论区 [%s]", sname);
199
200 clearscr();
201 show_top(str_section_master, stitle, str_section_name);
202 moveto(2, 0);
203 prints("返回[\033[1;32m←\033[0;37m,\033[1;32mESC\033[0;37m] 选择[\033[1;32m↑\033[0;37m,\033[1;32m↓\033[0;37m] "
204 "阅读[\033[1;32m→\033[0;37m,\033[1;32mENTER\033[0;37m] 发表[\033[1;32mCtrl-P\033[0;37m] "
205 "%s[\033[1;32mn\033[0;37m] 精华区[\033[1;32mx\033[0;37m] 帮助[\033[1;32mh\033[0;37m]\033[m",
206 (display_nickname ? "用户名" : "昵称"));
207 moveto(3, 0);
208 if (display_nickname)
209 {
210 prints("\033[44;37m \033[1;37m 编 号 发布者昵称 日 期 文章标题 \033[m");
211 }
212 else
213 {
214 prints("\033[44;37m \033[1;37m 编 号 发 布 者 日 期 文章标题 \033[m");
215 }
216
217 return 0;
218 }
219
220 static enum select_cmd_t section_list_select(int total_page, int item_count, int *p_page_id, int *p_selected_index)
221 {
222 int old_page_id = *p_page_id;
223 int old_selected_index = *p_selected_index;
224 int ch;
225 time_t last_refresh_tm = time(NULL);
226
227 if (item_count > 0 && *p_selected_index >= 0)
228 {
229 moveto(4 + *p_selected_index, 1);
230 outc('>');
231 iflush();
232 }
233
234 while (!SYS_server_exit)
235 {
236 ch = igetch(100);
237
238 switch (ch)
239 {
240 case KEY_ESC:
241 case KEY_LEFT:
242 BBS_last_access_tm = time(NULL);
243 case KEY_NULL: // broken pipe
244 return EXIT_SECTION; // exit section
245 case KEY_TIMEOUT:
246 if (time(NULL) - BBS_last_access_tm >= MAX_DELAY_TIME)
247 {
248 return EXIT_SECTION; // exit section
249 }
250 continue;
251 case 'n':
252 BBS_last_access_tm = time(NULL);
253 return CHANGE_NAME_DISPLAY;
254 case CR:
255 igetch_reset();
256 case 'r':
257 case KEY_RIGHT:
258 if (item_count > 0)
259 {
260 BBS_last_access_tm = time(NULL);
261 return VIEW_ARTICLE;
262 }
263 break;
264 case Ctrl('P'):
265 return POST_ARTICLE;
266 case 'E':
267 if (item_count > 0)
268 {
269 return EDIT_ARTICLE;
270 }
271 break;
272 case 'd':
273 if (item_count > 0)
274 {
275 return DELETE_ARTICLE;
276 }
277 break;
278 case Ctrl('Q'):
279 if (item_count > 0)
280 {
281 return QUERY_ARTICLE;
282 }
283 break;
284 case KEY_HOME:
285 *p_page_id = 0;
286 case 'P':
287 case KEY_PGUP:
288 *p_selected_index = 0;
289 case 'k':
290 case KEY_UP:
291 if (*p_selected_index <= 0)
292 {
293 if (*p_page_id > 0)
294 {
295 (*p_page_id)--;
296 *p_selected_index = BBS_article_limit_per_page - 1;
297 }
298 else if (ch == KEY_UP || ch == 'k') // Rotate to the tail of section list
299 {
300 if (total_page > 0)
301 {
302 *p_page_id = total_page - 1;
303 }
304 if (item_count > 0)
305 {
306 *p_selected_index = item_count - 1;
307 }
308 }
309 }
310 else
311 {
312 (*p_selected_index)--;
313 }
314 break;
315 case '$':
316 case KEY_END:
317 if (total_page > 0)
318 {
319 *p_page_id = total_page - 1;
320 }
321 case 'N':
322 case KEY_PGDN:
323 if (item_count > 0)
324 {
325 *p_selected_index = item_count - 1;
326 }
327 case 'j':
328 case KEY_DOWN:
329 if (*p_selected_index + 1 >= item_count) // next page
330 {
331 if (*p_page_id + 1 < total_page)
332 {
333 (*p_page_id)++;
334 *p_selected_index = 0;
335 }
336 else if (ch == KEY_DOWN || ch == 'j') // Rotate to the head of section list
337 {
338 *p_page_id = 0;
339 *p_selected_index = 0;
340 }
341 }
342 else
343 {
344 (*p_selected_index)++;
345 }
346 break;
347 case '=':
348 if (item_count > 0)
349 {
350 return FIRST_TOPIC_ARTICLE;
351 }
352 break;
353 case '\\':
354 if (item_count > 0)
355 {
356 return LAST_TOPIC_ARTICLE;
357 }
358 break;
359 case 'S':
360 if (item_count > 0)
361 {
362 return SCAN_NEW_ARTICLE;
363 }
364 break;
365 case 'h':
366 return SHOW_HELP;
367 case 'x':
368 return VIEW_EX_DIR;
369 case 'H':
370 return SHOW_TOP10;
371 default:
372 }
373
374 if (old_page_id != *p_page_id)
375 {
376 return CHANGE_PAGE;
377 }
378
379 if (item_count > 0 && old_selected_index != *p_selected_index)
380 {
381 if (old_selected_index >= 0)
382 {
383 moveto(4 + old_selected_index, 1);
384 outc(' ');
385 }
386 if (*p_selected_index >= 0)
387 {
388 moveto(4 + *p_selected_index, 1);
389 outc('>');
390 }
391 iflush();
392
393 old_selected_index = *p_selected_index;
394 }
395
396 BBS_last_access_tm = time(NULL);
397 if (BBS_last_access_tm - last_refresh_tm >= BBS_section_list_load_interval)
398 {
399 return CHANGE_PAGE; // force section list refresh
400 }
401 }
402
403 return EXIT_SECTION;
404 }
405
406 static int display_article_key_handler(int *p_key, DISPLAY_CTX *p_ctx)
407 {
408 switch (*p_key)
409 {
410 case 'p':
411 case Ctrl('X'):
412 section_topic_view_mode = !section_topic_view_mode;
413 case 0: // Set msg
414 if (section_topic_view_mode)
415 {
416 snprintf(p_ctx->msg, sizeof(p_ctx->msg),
417 "| 返回[\033[32m←\033[33m,\033[32mESC\033[33m] "
418 "同主题阅读[\033[32m↑\033[33m/\033[32m↓\033[33m] "
419 "切换[\033[32mp\033[33m] 回复[\033[32mr\033[33m] 帮助[\033[32mh\033[33m] |");
420 }
421 else
422 {
423 snprintf(p_ctx->msg, sizeof(p_ctx->msg),
424 "| 返回[\033[32m←\033[33m,\033[32mESC\033[33m] "
425 "移动[\033[32m↑\033[33m/\033[32m↓\033[33m/\033[32mPgUp\033[33m/\033[32mPgDn\033[33m] "
426 "切换[\033[32mp\033[33m] 回复[\033[32mr\033[33m] 帮助[\033[32mh\033[33m] |");
427 }
428 *p_key = 0;
429 break;
430 case 'r': // Reply article
431 return 1;
432 case '=': // First topic article
433 return 1;
434 case '\\': // Last topic article
435 return 1;
436 case KEY_UP:
437 case KEY_PGUP:
438 case KEY_HOME:
439 if (p_ctx->reach_begin)
440 {
441 if (section_topic_view_mode)
442 {
443 *p_key = KEY_PGUP;
444 }
445 else
446 {
447 *p_key = KEY_UP;
448 }
449 return 1;
450 }
451 break;
452 case 'k':
453 if (section_topic_view_mode)
454 {
455 *p_key = KEY_PGUP;
456 }
457 else
458 {
459 *p_key = KEY_UP;
460 }
461 return 1;
462 case KEY_DOWN:
463 case KEY_PGDN:
464 case KEY_END:
465 if (p_ctx->reach_end)
466 {
467 if (section_topic_view_mode)
468 {
469 *p_key = KEY_PGDN;
470 }
471 else
472 {
473 *p_key = KEY_DOWN;
474 }
475 return 1;
476 }
477 break;
478 case 'j':
479 if (section_topic_view_mode)
480 {
481 *p_key = KEY_PGDN;
482 }
483 else
484 {
485 *p_key = KEY_DOWN;
486 }
487 return 1;
488 }
489
490 return 0;
491 }
492
493 int section_list_display(const char *sname, int32_t aid)
494 {
495 static int display_nickname = 0;
496
497 SECTION_LIST *p_section;
498 int64_t section_index;
499 int32_t aid_location;
500 char stitle[BBS_section_title_max_len + 1];
501 char master_list[(BBS_username_max_len + 1) * 3 + 1];
502 char page_info_str[LINE_BUFFER_LEN];
503 ARTICLE *p_articles[BBS_article_limit_per_page];
504 int article_count;
505 int page_count;
506 int ontop_start_offset;
507 int page_id = 0;
508 int selected_index = 0;
509 ARTICLE_CACHE cache;
510 int ret;
511 int loop;
512 int direction;
513 ARTICLE article_new;
514 int page_id_cur;
515 const ARTICLE *p_article_locate;
516
517 p_section = section_list_find_by_name(sname);
518 if (p_section == NULL)
519 {
520 log_error("Section %s not found\n", sname);
521 return -1;
522 }
523
524 section_index = get_section_index(p_section);
525
526 if ((ret = section_list_rd_lock(p_section)) < 0)
527 {
528 log_error("section_list_rd_lock(sid = 0) error\n");
529 return -2;
530 }
531
532 strncpy(stitle, p_section->stitle, sizeof(stitle) - 1);
533 stitle[sizeof(stitle) - 1] = '\0';
534 strncpy(master_list, p_section->master_list, sizeof(master_list) - 1);
535 master_list[sizeof(master_list) - 1] = '\0';
536
537 if ((ret = section_list_rd_unlock(p_section)) < 0)
538 {
539 log_error("section_list_rd_unlock(sid = 0) error\n");
540 return -2;
541 }
542
543 if (aid == 0)
544 {
545 aid_location = section_aid_locations[section_index];
546 }
547 else
548 {
549 aid_location = aid;
550 }
551
552 // Locate at article with aid_locate
553 if (aid_location > 0)
554 {
555 p_article_locate = article_block_find_by_aid(aid_location);
556 if (p_article_locate == NULL)
557 {
558 log_error("article_block_find_by_aid(%d) error\n", aid_location);
559 return -3;
560 }
561
562 ret = locate_article_in_section(p_section, p_article_locate, 0, 0,
563 &page_id, &selected_index, &article_count);
564 if (ret < 0)
565 {
566 log_error("locate_article_in_section(sid=%d, aid=%d, direction=0, step=0) error\n",
567 p_section->sid, p_article_locate->aid);
568 return -3;
569 }
570 }
571
572 if (section_list_draw_screen(sname, stitle, master_list, display_nickname) < 0)
573 {
574 log_error("section_list_draw_screen() error\n");
575 return -2;
576 }
577
578 ret = query_section_articles(p_section, page_id, p_articles, &article_count, &page_count, &ontop_start_offset);
579 if (ret < 0)
580 {
581 log_error("query_section_articles(sid=%d, page_id=%d) error\n", p_section->sid, page_id);
582 return -3;
583 }
584
585 section_topic_view_tid = -1;
586
587 if (article_count == 0) // empty section
588 {
589 selected_index = 0;
590 }
591 else if (aid > 0)
592 {
593 // Update current topic
594 section_topic_view_tid = (p_articles[selected_index]->tid == 0 ? p_articles[selected_index]->aid : p_articles[selected_index]->tid);
595
596 // Update current aid location
597 section_aid_locations[section_index] = p_articles[selected_index]->aid;
598 }
599
600 while (!SYS_server_exit)
601 {
602 ret = section_list_draw_items(page_id, p_articles, article_count, display_nickname, ontop_start_offset);
603 if (ret < 0)
604 {
605 log_error("section_list_draw_items(sid=%d, page_id=%d) error\n", p_section->sid, page_id);
606 return -4;
607 }
608
609 snprintf(page_info_str, sizeof(page_info_str),
610 "\033[33m[第\033[36m%d\033[33m/\033[36m%d\033[33m页]",
611 page_id + 1, MAX(page_count, 1));
612
613 show_bottom(page_info_str);
614 iflush();
615
616 if (user_online_update(sname) < 0)
617 {
618 log_error("user_online_update(%s) error\n", sname);
619 }
620
621 ret = section_list_select(page_count, article_count, &page_id, &selected_index);
622 switch (ret)
623 {
624 case EXIT_SECTION:
625 return 0;
626 case CHANGE_PAGE:
627 ret = query_section_articles(p_section, page_id, p_articles, &article_count, &page_count, &ontop_start_offset);
628 if (ret < 0)
629 {
630 log_error("query_section_articles(sid=%d, page_id=%d) error\n", p_section->sid, page_id);
631 return -3;
632 }
633 if (article_count == 0) // empty section
634 {
635 selected_index = 0;
636 }
637 else if (selected_index >= article_count)
638 {
639 selected_index = article_count - 1;
640 }
641 break;
642 case VIEW_ARTICLE:
643 do
644 {
645 loop = 0;
646
647 if (article_cache_load(&cache, VAR_ARTICLE_CACHE_DIR, p_articles[selected_index]) < 0)
648 {
649 log_error("article_cache_load(aid=%d, cid=%d) error\n", p_articles[selected_index]->aid, p_articles[selected_index]->cid);
650 break;
651 }
652
653 if (user_online_update("VIEW_ARTICLE") < 0)
654 {
655 log_error("user_online_update(VIEW_ARTICLE) error\n");
656 }
657
658 ret = display_data(cache.p_data, cache.line_total, cache.line_offsets, 0,
659 display_article_key_handler, DATA_READ_HELP);
660
661 if (article_cache_unload(&cache) < 0)
662 {
663 log_error("article_cache_unload(aid=%d, cid=%d) error\n", p_articles[selected_index]->aid, p_articles[selected_index]->cid);
664 break;
665 }
666
667 // Update article_view_log
668 if (article_view_log_set_viewed(p_articles[selected_index]->aid, &BBS_article_view_log) < 0)
669 {
670 log_error("article_view_log_set_viewed(aid=%d) error\n", p_articles[selected_index]->aid);
671 }
672
673 switch (ret)
674 {
675 case KEY_UP:
676 if (selected_index <= 0)
677 {
678 if (page_id > 0)
679 {
680 page_id--;
681 selected_index = BBS_article_limit_per_page - 1;
682
683 ret = query_section_articles(p_section, page_id, p_articles, &article_count, &page_count, &ontop_start_offset);
684 if (ret < 0)
685 {
686 log_error("query_section_articles(sid=%d, page_id=%d) error\n", p_section->sid, page_id);
687 return -3;
688 }
689
690 if (article_count != BBS_article_limit_per_page) // page is not full
691 {
692 selected_index = MAX(0, article_count - 1);
693 }
694 else
695 {
696 loop = 1;
697 }
698 }
699 }
700 else
701 {
702 selected_index--;
703 loop = 1;
704 }
705 break;
706 case KEY_DOWN:
707 if (selected_index + 1 >= article_count) // next page
708 {
709 if (page_id + 1 < page_count)
710 {
711 page_id++;
712 selected_index = 0;
713
714 ret = query_section_articles(p_section, page_id, p_articles, &article_count, &page_count, &ontop_start_offset);
715 if (ret < 0)
716 {
717 log_error("query_section_articles(sid=%d, page_id=%d) error\n", p_section->sid, page_id);
718 return -3;
719 }
720
721 if (article_count == 0) // empty page
722 {
723 selected_index = 0;
724 }
725 else
726 {
727 loop = 1;
728 }
729 }
730 }
731 else
732 {
733 selected_index++;
734 loop = 1;
735 }
736 break;
737 case KEY_PGUP:
738 case KEY_PGDN:
739 direction = (ret == KEY_PGUP ? -1 : 1);
740 ret = locate_article_in_section(p_section, p_articles[selected_index], direction, 1,
741 &page_id, &selected_index, &article_count);
742 if (ret < 0)
743 {
744 log_error("locate_article_in_section(sid=%d, aid=%d, direction=%d, step=1) error\n",
745 p_section->sid, p_articles[selected_index]->aid, direction);
746 return -3;
747 }
748 else if (ret > 0) // found
749 {
750 ret = query_section_articles(p_section, page_id, p_articles, &article_count, &page_count, &ontop_start_offset);
751 if (ret < 0)
752 {
753 log_error("query_section_articles(sid=%d, page_id=%d) error\n", p_section->sid, page_id);
754 return -3;
755 }
756 loop = 1;
757 }
758 break;
759 case 'r': // Reply article
760 if (user_online_update("REPLY_ARTICLE") < 0)
761 {
762 log_error("user_online_update(REPLY_ARTICLE) error\n");
763 }
764
765 if (article_reply(p_section, p_articles[selected_index], &article_new) < 0)
766 {
767 log_error("article_reply(aid=%d) error\n", p_articles[selected_index]->aid);
768 }
769 loop = 1;
770 break;
771 case '=': // First topic article
772 case '\\': // Last topic article
773 page_id_cur = page_id;
774 direction = (ret == '=' ? -1 : 1);
775 ret = locate_article_in_section(p_section, p_articles[selected_index], direction, BBS_article_limit_per_section,
776 &page_id, &selected_index, &article_count);
777 if (ret < 0)
778 {
779 log_error("locate_article_in_section(sid=%d, aid=%d, direction=%d, step=%d) error\n",
780 p_section->sid, p_articles[selected_index]->aid, direction, BBS_article_limit_per_section);
781 return -3;
782 }
783 else if (ret > 0) // found
784 {
785 if (page_id != page_id_cur) // page changed
786 {
787 ret = query_section_articles(p_section, page_id, p_articles, &article_count, &page_count, &ontop_start_offset);
788 if (ret < 0)
789 {
790 log_error("query_section_articles(sid=%d, page_id=%d) error\n", p_section->sid, page_id);
791 return -3;
792 }
793 }
794 loop = 1;
795 }
796 break;
797 }
798 } while (loop);
799
800 // Update current topic
801 section_topic_view_tid = (p_articles[selected_index]->tid == 0 ? p_articles[selected_index]->aid : p_articles[selected_index]->tid);
802
803 // Update current aid location
804 section_aid_locations[section_index] = p_articles[selected_index]->aid;
805
806 if (section_list_draw_screen(sname, stitle, master_list, display_nickname) < 0)
807 {
808 log_error("section_list_draw_screen() error\n");
809 return -2;
810 }
811 break;
812 case CHANGE_NAME_DISPLAY:
813 display_nickname = !display_nickname;
814 if (section_list_draw_screen(sname, stitle, master_list, display_nickname) < 0)
815 {
816 log_error("section_list_draw_screen() error\n");
817 return -2;
818 }
819 break;
820 case POST_ARTICLE:
821 if (user_online_update("POST_ARTICLE") < 0)
822 {
823 log_error("user_online_update(POST_ARTICLE) error\n");
824 }
825
826 if ((ret = article_post(p_section, &article_new)) < 0)
827 {
828 log_error("article_post(sid=%d) error\n", p_section->sid);
829 }
830 else if (ret > 0) // New article posted
831 {
832 ret = query_section_articles(p_section, page_id, p_articles, &article_count, &page_count, &ontop_start_offset);
833 if (ret < 0)
834 {
835 log_error("query_section_articles(sid=%d, page_id=%d) error\n", p_section->sid, page_id);
836 return -3;
837 }
838 }
839 if (section_list_draw_screen(sname, stitle, master_list, display_nickname) < 0)
840 {
841 log_error("section_list_draw_screen() error\n");
842 return -2;
843 }
844 break;
845 case EDIT_ARTICLE:
846 if (!checkpriv(&BBS_priv, p_section->sid, S_POST) ||
847 p_articles[selected_index]->uid != BBS_priv.uid)
848 {
849 break; // No permission
850 }
851
852 if (user_online_update("EDIT_ARTICLE") < 0)
853 {
854 log_error("user_online_update() error\n");
855 }
856
857 if (article_modify(p_section, p_articles[selected_index], &article_new) < 0)
858 {
859 log_error("article_modify(aid=%d) error\n", p_articles[selected_index]->aid);
860 }
861 if (section_list_draw_screen(sname, stitle, master_list, display_nickname) < 0)
862 {
863 log_error("section_list_draw_screen() error\n");
864 return -2;
865 }
866 break;
867 case DELETE_ARTICLE:
868 if (!checkpriv(&BBS_priv, p_section->sid, S_POST) ||
869 (!checkpriv(&BBS_priv, p_section->sid, S_MAN_S) && p_articles[selected_index]->uid != BBS_priv.uid))
870 {
871 break; // No permission
872 }
873 if ((ret = article_del(p_section, p_articles[selected_index])) < 0)
874 {
875 log_error("article_del(aid=%d) error\n", p_articles[selected_index]->aid);
876 }
877 else if (ret > 0) // Article deleted
878 {
879 ret = query_section_articles(p_section, page_id, p_articles, &article_count, &page_count, &ontop_start_offset);
880 if (ret < 0)
881 {
882 log_error("query_section_articles(sid=%d, page_id=%d) error\n", p_section->sid, page_id);
883 return -3;
884 }
885 }
886 if (section_list_draw_screen(sname, stitle, master_list, display_nickname) < 0)
887 {
888 log_error("section_list_draw_screen() error\n");
889 return -2;
890 }
891 break;
892 case QUERY_ARTICLE:
893 if ((ret = display_article_meta(p_articles[selected_index]->aid)) < 0)
894 {
895 log_error("display_article_meta(aid=%d) error\n", p_articles[selected_index]->aid);
896 }
897 if (section_list_draw_screen(sname, stitle, master_list, display_nickname) < 0)
898 {
899 log_error("section_list_draw_screen() error\n");
900 return -2;
901 }
902 break;
903 case FIRST_TOPIC_ARTICLE:
904 case LAST_TOPIC_ARTICLE:
905 page_id_cur = page_id;
906 direction = (ret == FIRST_TOPIC_ARTICLE ? -1 : 1);
907 ret = locate_article_in_section(p_section, p_articles[selected_index], direction, BBS_article_limit_per_section,
908 &page_id, &selected_index, &article_count);
909 if (ret < 0)
910 {
911 log_error("locate_article_in_section(sid=%d, aid=%d, direction=%d, step=%d) error\n",
912 p_section->sid, p_articles[selected_index]->aid, direction, BBS_article_limit_per_section);
913 return -3;
914 }
915 else if (ret > 0 && page_id != page_id_cur) // found and page changed
916 {
917 ret = query_section_articles(p_section, page_id, p_articles, &article_count, &page_count, &ontop_start_offset);
918 if (ret < 0)
919 {
920 log_error("query_section_articles(sid=%d, page_id=%d) error\n", p_section->sid, page_id);
921 return -3;
922 }
923 }
924 break;
925 case SCAN_NEW_ARTICLE:
926 ret = scan_unread_article_in_section(p_section, p_articles[selected_index], &p_article_locate);
927 if (ret < 0)
928 {
929 log_error("scan_unread_article_in_section(sid=%d, aid=%d) error\n",
930 p_section->sid, p_articles[selected_index]->aid);
931 return -3;
932 }
933 else if (ret == 0) // not found
934 {
935 break;
936 }
937 page_id_cur = page_id;
938 ret = locate_article_in_section(p_section, p_article_locate, 0, 0,
939 &page_id, &selected_index, &article_count);
940 if (ret < 0)
941 {
942 log_error("locate_article_in_section(sid=%d, aid=%d, direction=0, step=0) error\n",
943 p_section->sid, p_article_locate->aid);
944 return -3;
945 }
946 else if (ret > 0 && page_id != page_id_cur) // found and page changed
947 {
948 ret = query_section_articles(p_section, page_id, p_articles, &article_count, &page_count, &ontop_start_offset);
949 if (ret < 0)
950 {
951 log_error("query_section_articles(sid=%d, page_id=%d) error\n", p_section->sid, page_id);
952 return -3;
953 }
954 }
955 break;
956 case SHOW_HELP:
957 // Display help information
958 display_file(DATA_READ_HELP, 1);
959 if (section_list_draw_screen(sname, stitle, master_list, display_nickname) < 0)
960 {
961 log_error("section_list_draw_screen() error\n");
962 return -2;
963 }
964 break;
965 case VIEW_EX_DIR:
966 if (section_list_ex_dir_display(p_section) < 0)
967 {
968 log_error("section_list_ex_dir_display(sid=%d) error\n", p_section->sid);
969 }
970 if (section_list_draw_screen(sname, stitle, master_list, display_nickname) < 0)
971 {
972 log_error("section_list_draw_screen() error\n");
973 return -2;
974 }
975 break;
976 case SHOW_TOP10:
977 show_top10_menu(NULL);
978 if (section_list_draw_screen(sname, stitle, master_list, display_nickname) < 0)
979 {
980 log_error("section_list_draw_screen() error\n");
981 return -2;
982 }
983 break;
984 default:
985 log_error("Unknown command %d\n", ret);
986 }
987 }
988
989 return 0;
990 }
991
992 int section_list_ex_dir_display(SECTION_LIST *p_section)
993 {
994 MENU_SET ex_menu_set;
995 int ch = 0;
996
997 if (p_section == NULL)
998 {
999 log_error("NULL pointer error\n");
1000 return -1;
1001 }
1002
1003 if (p_section->ex_menu_tm == 0) // N/A
1004 {
1005 moveto(2, 1);
1006 clrtoeol();
1007 prints("该版块精华区未开放");
1008 press_any_key();
1009 return 0;
1010 }
1011
1012 if (get_section_ex_menu_set(p_section, &ex_menu_set) < 0)
1013 {
1014 log_error("get_section_ex_menu_set(sid=%d) error\n", p_section->sid);
1015 return -3;
1016 }
1017 if (get_menu_shm_readonly(&ex_menu_set) < 0)
1018 {
1019 log_error("get_menu_shm_readonly(sid=%d) error\n", p_section->sid);
1020 return -3;
1021 }
1022
1023 clearscr();
1024 show_bottom("");
1025
1026 if (display_menu(&ex_menu_set) == 0)
1027 {
1028 while (!SYS_server_exit)
1029 {
1030 iflush();
1031 ch = igetch(100);
1032 switch (ch)
1033 {
1034 case KEY_NULL: // broken pipe
1035 return 0;
1036 case KEY_TIMEOUT:
1037 if (time(NULL) - BBS_last_access_tm >= MAX_DELAY_TIME)
1038 {
1039 return 0;
1040 }
1041 continue;
1042 case CR:
1043 igetch_reset();
1044 default:
1045 switch (menu_control(&ex_menu_set, ch))
1046 {
1047 case EXITMENU:
1048 ch = EXITMENU;
1049 break;
1050 case REDRAW:
1051 clearscr();
1052 show_bottom("");
1053 display_menu(&ex_menu_set);
1054 break;
1055 case NOREDRAW:
1056 case UNKNOWN_CMD:
1057 default:
1058 break;
1059 }
1060 }
1061
1062 BBS_last_access_tm = time(NULL);
1063
1064 if (ch == EXITMENU)
1065 {
1066 break;
1067 }
1068 }
1069 }
1070
1071 detach_menu_shm(&ex_menu_set);
1072
1073 return 0;
1074 }

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