/[LeafOK_CVS]/lbbs/src/menu.c
ViewVC logotype

Contents of /lbbs/src/menu.c

Parent Directory Parent Directory | Revision Log Revision Log


Revision 1.26 - (show annotations)
Mon May 5 02:54:27 2025 UTC (10 months, 1 week ago) by sysadm
Branch: MAIN
Changes since 1.25: +53 -20 lines
Content type: text/x-csrc
Fix bug

1 /***************************************************************************
2 menu.c - description
3 -------------------
4 begin : Wed Mar 16 2004
5 copyright : (C) 2005 by Leaflet
6 email : leaflet@leafok.com
7 ***************************************************************************/
8
9 /***************************************************************************
10 * *
11 * This program is free software; you can redistribute it and/or modify *
12 * it under the terms of the GNU General Public License as published by *
13 * the Free Software Foundation; either version 2 of the License, or *
14 * (at your option) any later version. *
15 * *
16 ***************************************************************************/
17
18 #include "bbs.h"
19 #include "bbs_cmd.h"
20 #include "user_priv.h"
21 #include "reg_ex.h"
22 #include "bbs_cmd.h"
23 #include "menu.h"
24 #include "log.h"
25 #include "io.h"
26 #include "screen.h"
27 #include "common.h"
28 #include <string.h>
29 #include <stdio.h>
30 #include <ctype.h>
31 #include <regex.h>
32 #include <stdlib.h>
33
34 #define MENU_TEMP_DIR "var"
35
36 MENU_SET bbs_menu;
37
38 int load_menu(MENU_SET *p_menu_set, const char *conf_file)
39 {
40 FILE *fin, *fout;
41 int i = 0, j;
42 char buffer[LINE_BUFFER_LEN];
43 char screen_filename[FILE_PATH_LEN];
44 char temp[LINE_BUFFER_LEN];
45 regmatch_t pmatch[10];
46
47 if ((fin = fopen(conf_file, "r")) == NULL)
48 {
49 log_error("Open %s failed", conf_file);
50 return -1;
51 }
52
53 strcpy(p_menu_set->conf_file, conf_file);
54
55 while (fgets(buffer, sizeof(buffer), fin))
56 {
57 switch (buffer[0])
58 {
59 case '#':
60 break;
61 case '%':
62 if (ireg("^%S_([A-Za-z0-9_]+)", buffer, 2, pmatch) == 0)
63 {
64 strncpy(temp, buffer + pmatch[1].rm_so,
65 pmatch[1].rm_eo - pmatch[1].rm_so);
66 temp[pmatch[1].rm_eo - pmatch[1].rm_so] = '\0';
67 sprintf(screen_filename, "%s/MENU_SCR_%s", MENU_TEMP_DIR, temp);
68
69 if ((fout = fopen(screen_filename, "w")) == NULL)
70 {
71 log_error("Open %s failed", screen_filename);
72 return -2;
73 }
74
75 while (fgets(buffer, sizeof(buffer), fin))
76 {
77 if (buffer[0] != '%')
78 fputs(buffer, fout);
79 else
80 break;
81 }
82
83 fclose(fout);
84 break;
85 }
86
87 if (ireg("^%menu ([A-Za-z0-9_]+)", buffer, 2, pmatch) == 0)
88 {
89 p_menu_set->p_menu[i] = malloc(sizeof(MENU));
90 p_menu_set->p_menu[i]->title.show = 0;
91 p_menu_set->p_menu[i]->screen.show = 0;
92
93 strncpy(p_menu_set->p_menu[i]->name,
94 buffer + pmatch[1].rm_so,
95 pmatch[1].rm_eo - pmatch[1].rm_so);
96 p_menu_set->p_menu[i]->name[pmatch[1].rm_eo - pmatch[1].rm_so] =
97 '\0';
98
99 j = 0;
100
101 while (fgets(buffer, sizeof(buffer), fin))
102 {
103 if (buffer[0] == '#')
104 {
105 continue;
106 }
107 if (buffer[0] == '%')
108 {
109 p_menu_set->p_menu[i]->item_count = j;
110 p_menu_set->p_menu[i]->item_cur_pos = 0;
111 i++;
112 break;
113 }
114 if (ireg("^!([A-Za-z0-9_.]+)[[:space:]]*([0-9]+),"
115 "[[:space:]]*([0-9]+),[[:space:]]*([0-9]+),"
116 "[[:space:]]*([0-9]+),[[:space:]]*\"([^\"]+)\","
117 "[[:space:]]*\"([^\"]+)\"",
118 buffer, 8, pmatch) == 0)
119 {
120 p_menu_set->p_menu[i]->items[j] =
121 malloc(sizeof(MENU_ITEM));
122 p_menu_set->p_menu[i]->items[j]->submenu = 1;
123 strncpy(p_menu_set->p_menu[i]->items[j]->action,
124 buffer + pmatch[1].rm_so,
125 pmatch[1].rm_eo - pmatch[1].rm_so);
126 p_menu_set->p_menu[i]->items[j]->action[pmatch[1].rm_eo -
127 pmatch[1].rm_so] = '\0';
128 strncpy(temp, buffer + pmatch[2].rm_so,
129 pmatch[2].rm_eo - pmatch[2].rm_so);
130 temp[pmatch[2].rm_eo - pmatch[2].rm_so] = '\0';
131 p_menu_set->p_menu[i]->items[j]->row = atoi(temp);
132 strncpy(temp,
133 buffer + pmatch[3].rm_so,
134 pmatch[3].rm_eo - pmatch[3].rm_so);
135 temp[pmatch[3].rm_eo - pmatch[3].rm_so] = '\0';
136 p_menu_set->p_menu[i]->items[j]->col = atoi(temp);
137 strncpy(temp,
138 buffer + pmatch[4].rm_so,
139 pmatch[4].rm_eo - pmatch[4].rm_so);
140 temp[pmatch[4].rm_eo - pmatch[4].rm_so] = '\0';
141 p_menu_set->p_menu[i]->items[j]->priv = atoi(temp);
142 strncpy(temp,
143 buffer + pmatch[5].rm_so,
144 pmatch[5].rm_eo - pmatch[5].rm_so);
145 temp[pmatch[5].rm_eo - pmatch[5].rm_so] = '\0';
146 p_menu_set->p_menu[i]->items[j]->level = atoi(temp);
147 strncpy(p_menu_set->p_menu[i]->items[j]->name,
148 buffer + pmatch[6].rm_so,
149 pmatch[6].rm_eo - pmatch[6].rm_so);
150 p_menu_set->p_menu[i]->items[j]->name[pmatch[6].rm_eo -
151 pmatch[6].rm_so] =
152 '\0';
153 strncpy(p_menu_set->p_menu[i]->items[j]->text,
154 buffer + pmatch[7].rm_so,
155 pmatch[7].rm_eo - pmatch[7].rm_so);
156 p_menu_set->p_menu[i]->items[j]->text[pmatch[7].rm_eo -
157 pmatch[7].rm_so] =
158 '\0';
159 j++;
160 continue;
161 }
162 if (ireg("^@([A-Za-z0-9_]+)[[:space:]]*([0-9]+),"
163 "[[:space:]]*([0-9]+),[[:space:]]*([0-9]+),"
164 "[[:space:]]*([0-9]+),[[:space:]]*\"([^\"]+)\","
165 "[[:space:]]*\"([^\"]+)\"",
166 buffer, 8, pmatch) == 0)
167 {
168 p_menu_set->p_menu[i]->items[j] =
169 malloc(sizeof(MENU_ITEM));
170 p_menu_set->p_menu[i]->items[j]->submenu = 0;
171 strncpy(p_menu_set->p_menu[i]->items[j]->action,
172 buffer + pmatch[1].rm_so,
173 pmatch[1].rm_eo - pmatch[1].rm_so);
174 p_menu_set->p_menu[i]->items[j]->action[pmatch[1].rm_eo -
175 pmatch[1].rm_so] = '\0';
176 strncpy(temp, buffer + pmatch[2].rm_so,
177 pmatch[2].rm_eo - pmatch[2].rm_so);
178 temp[pmatch[2].rm_eo - pmatch[2].rm_so] = '\0';
179 p_menu_set->p_menu[i]->items[j]->row = atoi(temp);
180 strncpy(temp,
181 buffer + pmatch[3].rm_so,
182 pmatch[3].rm_eo - pmatch[3].rm_so);
183 temp[pmatch[3].rm_eo - pmatch[3].rm_so] = '\0';
184 p_menu_set->p_menu[i]->items[j]->col = atoi(temp);
185 strncpy(temp,
186 buffer + pmatch[4].rm_so,
187 pmatch[4].rm_eo - pmatch[4].rm_so);
188 temp[pmatch[4].rm_eo - pmatch[4].rm_so] = '\0';
189 p_menu_set->p_menu[i]->items[j]->priv = atoi(temp);
190 strncpy(temp,
191 buffer + pmatch[5].rm_so,
192 pmatch[5].rm_eo - pmatch[5].rm_so);
193 temp[pmatch[5].rm_eo - pmatch[5].rm_so] = '\0';
194 p_menu_set->p_menu[i]->items[j]->level = atoi(temp);
195 strncpy(p_menu_set->p_menu[i]->items[j]->name,
196 buffer + pmatch[6].rm_so,
197 pmatch[6].rm_eo - pmatch[6].rm_so);
198 p_menu_set->p_menu[i]->items[j]->name[pmatch[6].rm_eo -
199 pmatch[6].rm_so] =
200 '\0';
201 strncpy(p_menu_set->p_menu[i]->items[j]->text,
202 buffer + pmatch[7].rm_so,
203 pmatch[7].rm_eo - pmatch[7].rm_so);
204 p_menu_set->p_menu[i]->items[j]->text[pmatch[7].rm_eo -
205 pmatch[7].rm_so] =
206 '\0';
207 j++;
208 continue;
209 }
210 if (ireg("^title[[:space:]]*([0-9]+),"
211 "[[:space:]]*([0-9]+),[[:space:]]*\"([^\"]+)\"",
212 buffer, 4, pmatch) == 0)
213 {
214 p_menu_set->p_menu[i]->title.show = 1;
215 strncpy(temp,
216 buffer + pmatch[1].rm_so,
217 pmatch[1].rm_eo - pmatch[1].rm_so);
218 temp[pmatch[1].rm_eo - pmatch[1].rm_so] = '\0';
219 p_menu_set->p_menu[i]->title.row = atoi(temp);
220 strncpy(temp,
221 buffer + pmatch[2].rm_so,
222 pmatch[2].rm_eo - pmatch[2].rm_so);
223 temp[pmatch[2].rm_eo - pmatch[2].rm_so] = '\0';
224 p_menu_set->p_menu[i]->title.col = atoi(temp);
225 strncpy(p_menu_set->p_menu[i]->title.text,
226 buffer + pmatch[3].rm_so,
227 pmatch[3].rm_eo - pmatch[3].rm_so);
228 p_menu_set->p_menu[i]->title.text[pmatch[3].rm_eo -
229 pmatch[3].rm_so] =
230 '\0';
231 continue;
232 }
233 if (ireg("^screen[[:space:]]*([0-9]+),"
234 "[[:space:]]*([0-9]+),[[:space:]]*S_([A-Za-z0-9_]+)",
235 buffer, 4, pmatch) == 0)
236 {
237 p_menu_set->p_menu[i]->screen.show = 1;
238 strncpy(temp,
239 buffer + pmatch[1].rm_so,
240 pmatch[1].rm_eo - pmatch[1].rm_so);
241 temp[pmatch[1].rm_eo - pmatch[1].rm_so] = '\0';
242 p_menu_set->p_menu[i]->screen.row = atoi(temp);
243 strncpy(temp,
244 buffer + pmatch[2].rm_so,
245 pmatch[2].rm_eo - pmatch[2].rm_so);
246 temp[pmatch[2].rm_eo - pmatch[2].rm_so] = '\0';
247 p_menu_set->p_menu[i]->screen.col = atoi(temp);
248 strncpy(temp,
249 buffer + pmatch[3].rm_so,
250 pmatch[3].rm_eo - pmatch[3].rm_so);
251 temp[pmatch[3].rm_eo - pmatch[3].rm_so] = '\0';
252 sprintf(p_menu_set->p_menu[i]->screen.filename,
253 "%s/MENU_SCR_%s", MENU_TEMP_DIR, temp);
254 continue;
255 }
256 }
257 }
258 break;
259 }
260 }
261 fclose(fin);
262
263 p_menu_set->menu_count = i;
264 p_menu_set->menu_select_depth = 0;
265 p_menu_set->p_menu_select[p_menu_set->menu_select_depth] = (i == 0 ? NULL : p_menu_set->p_menu[0]);
266
267 return 0;
268 }
269
270 MENU *
271 get_menu(MENU_SET *p_menu_set, const char *menu_name)
272 {
273 int i;
274
275 for (i = 0; i < p_menu_set->menu_count; i++)
276 {
277 if (strcmp(p_menu_set->p_menu[i]->name, menu_name) == 0)
278 {
279 return p_menu_set->p_menu[i];
280 }
281 }
282
283 return NULL;
284 }
285
286 static void display_menu_cursor(MENU *p_menu, int show)
287 {
288 moveto((p_menu->items[p_menu->item_cur_pos])->r_row,
289 (p_menu->items[p_menu->item_cur_pos])->r_col - 2);
290 outc(show ? '>' : ' ');
291 iflush();
292 }
293
294 int display_menu(MENU *p_menu)
295 {
296 int row = 0;
297 int col = 0;
298 int menu_selectable = 0;
299
300 if (p_menu == NULL)
301 {
302 return -1;
303 }
304
305 if (p_menu->title.show)
306 {
307 show_top(p_menu->title.text);
308 }
309
310 if (p_menu->screen.show)
311 {
312 moveto(p_menu->screen.row, p_menu->screen.col);
313 if (display_file(p_menu->screen.filename) != 0)
314 {
315 log_error("Display menu screen <%s> failed!\n",
316 p_menu->screen.filename);
317 }
318 }
319
320 for (int i = 0; i < p_menu->item_count; i++)
321 {
322 if (p_menu->items[i]->row != 0)
323 {
324 row = p_menu->items[i]->row;
325 }
326 if (p_menu->items[i]->col != 0)
327 {
328 col = p_menu->items[i]->col;
329 }
330
331 if (checkpriv(&BBS_priv, 0, p_menu->items[i]->priv) == 0 || checklevel(&BBS_priv, p_menu->items[i]->level) == 0)
332 {
333 p_menu->items[i]->display = 0;
334 p_menu->items[i]->r_row = 0;
335 p_menu->items[i]->r_col = 0;
336 }
337 else
338 {
339 p_menu->items[i]->display = 1;
340
341 if (!menu_selectable)
342 {
343 p_menu->item_cur_pos = i;
344 menu_selectable = 1;
345 }
346
347 p_menu->items[i]->r_row = row;
348 p_menu->items[i]->r_col = col;
349
350 moveto(row, col);
351 prints("%s", p_menu->items[i]->text);
352
353 row++;
354 }
355 }
356
357 if (!menu_selectable)
358 {
359 return -1;
360 }
361
362 display_menu_cursor(p_menu, 1);
363
364 return 0;
365 }
366
367 int display_current_menu(MENU_SET *p_menu_set)
368 {
369 MENU *p_menu;
370
371 p_menu = p_menu_set->p_menu_select[p_menu_set->menu_select_depth];
372
373 return display_menu(p_menu);
374 }
375
376 int menu_control(MENU_SET *p_menu_set, int key)
377 {
378 int i;
379 MENU *p_menu;
380
381 if (p_menu_set->menu_count == 0)
382 {
383 return 0;
384 }
385
386 p_menu = p_menu_set->p_menu_select[p_menu_set->menu_select_depth];
387
388 switch (key)
389 {
390 case CR:
391 igetch(1); // Cleanup remaining '\n' in the buffer
392 case KEY_RIGHT:
393 if (p_menu->items[p_menu->item_cur_pos]->submenu)
394 {
395 if (strcmp(p_menu->items[p_menu->item_cur_pos]->action, "..") == 0)
396 {
397 return menu_control(p_menu_set, KEY_LEFT);
398 }
399 p_menu_set->menu_select_depth++;
400 p_menu = get_menu(p_menu_set, p_menu->items[p_menu->item_cur_pos]->action);
401 p_menu_set->p_menu_select[p_menu_set->menu_select_depth] = p_menu;
402
403 if (display_menu(p_menu) != 0)
404 {
405 return menu_control(p_menu_set, KEY_LEFT);
406 }
407 break;
408 }
409 else
410 {
411 return (exec_cmd(p_menu->items[p_menu->item_cur_pos]->action,
412 p_menu->items[p_menu->item_cur_pos]->name));
413 }
414 case KEY_LEFT:
415 if (p_menu_set->menu_select_depth > 0)
416 {
417 p_menu_set->menu_select_depth--;
418 if (display_current_menu(p_menu_set) != 0)
419 {
420 return menu_control(p_menu_set, KEY_LEFT);
421 }
422 break;
423 }
424 else
425 {
426 display_menu_cursor(p_menu, 0);
427 p_menu->item_cur_pos = p_menu->item_count - 1;
428 while (!p_menu->items[p_menu->item_cur_pos]->display ||
429 p_menu->items[p_menu->item_cur_pos]->priv != 0 ||
430 p_menu->items[p_menu->item_cur_pos]->level != 0)
431 {
432 p_menu->item_cur_pos--;
433 }
434 display_menu_cursor(p_menu, 1);
435 break;
436 }
437 case KEY_UP:
438 display_menu_cursor(p_menu, 0);
439 do
440 {
441 p_menu->item_cur_pos--;
442 if (p_menu->item_cur_pos < 0)
443 {
444 p_menu->item_cur_pos = p_menu->item_count - 1;
445 }
446 } while (!p_menu->items[p_menu->item_cur_pos]->display);
447 display_menu_cursor(p_menu, 1);
448 break;
449 case KEY_DOWN:
450 display_menu_cursor(p_menu, 0);
451 do
452 {
453 p_menu->item_cur_pos++;
454 if (p_menu->item_cur_pos >= p_menu->item_count)
455 {
456 p_menu->item_cur_pos = 0;
457 }
458 } while (!p_menu->items[p_menu->item_cur_pos]->display);
459 display_menu_cursor(p_menu, 1);
460 break;
461 default:
462 for (i = 0; i < p_menu->item_count; i++)
463 {
464 if (key == p_menu->items[i]->name[0] &&
465 p_menu->items[i]->display)
466 {
467 display_menu_cursor(p_menu, 0);
468 p_menu->item_cur_pos = i;
469 display_menu_cursor(p_menu, 1);
470 return 0;
471 }
472 }
473 if (isalpha(key))
474 {
475 for (i = 0; i < p_menu->item_count; i++)
476 {
477 if (toupper(key) == toupper(p_menu->items[i]->name[0]) &&
478 p_menu->items[i]->display)
479 {
480 display_menu_cursor(p_menu, 0);
481 p_menu->item_cur_pos = i;
482 display_menu_cursor(p_menu, 1);
483 return 0;
484 }
485 }
486 }
487 }
488
489 return 0;
490 }
491
492 void unload_menu(MENU_SET *p_menu_set)
493 {
494 MENU *p_menu;
495 int i, j;
496
497 for (i = 0; i < p_menu_set->menu_count; i++)
498 {
499 p_menu = p_menu_set->p_menu[i];
500 for (j = 0; j < p_menu->item_count; j++)
501 {
502 free(p_menu->items[j]);
503 }
504 remove(p_menu->screen.filename);
505 free(p_menu);
506 }
507
508 p_menu_set->menu_count = 0;
509 p_menu_set->menu_select_depth = 0;
510 }
511
512 int reload_menu(MENU_SET *p_menu_set)
513 {
514 int result;
515 char conf_file[FILE_PATH_LEN];
516
517 strncpy(conf_file, p_menu_set->conf_file, sizeof(conf_file));
518 unload_menu(p_menu_set);
519 result = load_menu(p_menu_set, conf_file);
520
521 return result;
522 }

webmaster@leafok.com
ViewVC Help
Powered by ViewVC 1.3.0-beta1