/[LeafOK_CVS]/lbbs/src/menu.c
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Revision 1.16 - (hide annotations)
Tue Mar 22 13:36:13 2005 UTC (21 years ago) by sysadm
Branch: MAIN
Changes since 1.15: +18 -18 lines
Content type: text/x-csrc 
*** empty log message ***
1 sysadm 1.1 /***************************************************************************
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 sysadm 1.3 #include "bbs.h"
19 sysadm 1.1 #include "menu.h"
20     #include "io.h"
21 sysadm 1.2 #include "common.h"
22 sysadm 1.1 #include <stdio.h>
23     #include <ctype.h>
24 sysadm 1.2 #include <regex.h>
25 sysadm 1.6 #include <stdlib.h>
26 sysadm 1.1
27 sysadm 1.2 MENU_SET bbs_menu;
28 sysadm 1.1
29     int
30 sysadm 1.3 load_menu (MENU_SET * p_menu_set, const char *conf_file)
31 sysadm 1.1 {
32 sysadm 1.2 FILE *fin, *fout;
33 sysadm 1.7 int i = 0, j;
34 sysadm 1.2 char buffer[256], screen_filename[256], temp[256];
35     regmatch_t pmatch[10];
36 sysadm 1.1
37     if ((fin = fopen (conf_file, "r")) == NULL)
38     {
39     log_error ("Open %s failed", conf_file);
40     return -1;
41     }
42    
43 sysadm 1.2 while (fgets (buffer, 255, fin))
44 sysadm 1.3 {
45     switch (buffer[0])
46     {
47     case '#':
48     break;
49     case '%':
50 sysadm 1.7 if (ireg ("^%S_([A-Za-z0-9_]+)", buffer, 2, pmatch) == 0)
51 sysadm 1.3 {
52 sysadm 1.7 strncpy (temp, buffer + pmatch[1].rm_so,
53     pmatch[1].rm_eo - pmatch[1].rm_so);
54 sysadm 1.10 temp[pmatch[1].rm_eo - pmatch[1].rm_so] = '\0';
55     sprintf (screen_filename, "%sMENU_SCR_%s", app_temp_dir, temp);
56 sysadm 1.3
57     if ((fout = fopen (screen_filename, "w")) == NULL)
58     {
59     log_error ("Open %s failed", screen_filename);
60     return -2;
61     }
62    
63     while (fgets (buffer, 255, fin))
64     {
65     if (buffer[0] != '%')
66     fputs (buffer, fout);
67     else
68     break;
69     }
70    
71     fclose (fout);
72     break;
73     }
74    
75 sysadm 1.5 if (ireg ("^%menu ([A-Za-z0-9_]+)", buffer, 2, pmatch) == 0)
76 sysadm 1.3 {
77     p_menu_set->p_menu[i] = malloc (sizeof (MENU));
78 sysadm 1.13 p_menu_set->p_menu[i]->title.show = 0;
79     p_menu_set->p_menu[i]->screen.show = 0;
80 sysadm 1.3
81     strncpy (p_menu_set->p_menu[i]->name,
82 sysadm 1.10 buffer + pmatch[1].rm_so,
83     pmatch[1].rm_eo - pmatch[1].rm_so);
84     p_menu_set->p_menu[i]->name[pmatch[1].rm_eo - pmatch[1].rm_so] =
85     '\0';
86 sysadm 1.5
87 sysadm 1.3 j = 0;
88 sysadm 1.10
89 sysadm 1.3 while (fgets (buffer, 255, fin))
90 sysadm 1.10 {
91 sysadm 1.3 if (buffer[0] == '#')
92 sysadm 1.10 {
93 sysadm 1.11 continue;
94 sysadm 1.10 }
95 sysadm 1.3 if (buffer[0] == '%')
96 sysadm 1.10 {
97     p_menu_set->p_menu[i]->item_count = j;
98     p_menu_set->p_menu[i]->item_cur_pos = 0;
99     i++;
100     break;
101     }
102     if (ireg ("^!([A-Za-z0-9_.]+)[[:space:]]*([0-9]+),"
103     "[[:space:]]*([0-9]+),[[:space:]]*([0-9]+),"
104 sysadm 1.11 "[[:space:]]*([0-9]+),[[:space:]]*\"([A-Za-z0-9_]+)\","
105     "[[:space:]]*\"([^\"]+)\"",
106     buffer, 8, pmatch) == 0)
107 sysadm 1.10 {
108     p_menu_set->p_menu[i]->items[j] =
109     malloc (sizeof (MENU_ITEM));
110     p_menu_set->p_menu[i]->items[j]->submenu = 1;
111     strncpy (p_menu_set->p_menu[i]->items[j]->action,
112     buffer + pmatch[1].rm_so,
113     pmatch[1].rm_eo - pmatch[1].rm_so);
114     p_menu_set->p_menu[i]->items[j]->action[pmatch[1].
115     rm_eo -
116     pmatch[1].
117     rm_so] = '\0';
118     strncpy (temp, buffer + pmatch[2].rm_so,
119     pmatch[2].rm_eo - pmatch[2].rm_so);
120     temp[pmatch[2].rm_eo - pmatch[2].rm_so] = '\0';
121     p_menu_set->p_menu[i]->items[j]->row = atoi (temp);
122     strncpy (temp,
123     buffer + pmatch[3].rm_so,
124     pmatch[3].rm_eo - pmatch[3].rm_so);
125     temp[pmatch[3].rm_eo - pmatch[3].rm_so] = '\0';
126     p_menu_set->p_menu[i]->items[j]->col = atoi (temp);
127     strncpy (temp,
128     buffer + pmatch[4].rm_so,
129     pmatch[4].rm_eo - pmatch[4].rm_so);
130     temp[pmatch[4].rm_eo - pmatch[4].rm_so] = '\0';
131     p_menu_set->p_menu[i]->items[j]->priv = atoi (temp);
132 sysadm 1.11 strncpy (temp,
133 sysadm 1.10 buffer + pmatch[5].rm_so,
134     pmatch[5].rm_eo - pmatch[5].rm_so);
135 sysadm 1.11 temp[pmatch[5].rm_eo - pmatch[5].rm_so] = '\0';
136     p_menu_set->p_menu[i]->items[j]->level = atoi (temp);
137     strncpy (p_menu_set->p_menu[i]->items[j]->name,
138 sysadm 1.10 buffer + pmatch[6].rm_so,
139     pmatch[6].rm_eo - pmatch[6].rm_so);
140 sysadm 1.11 p_menu_set->p_menu[i]->items[j]->name[pmatch[6].rm_eo -
141 sysadm 1.10 pmatch[6].rm_so] =
142     '\0';
143 sysadm 1.11 strncpy (p_menu_set->p_menu[i]->items[j]->text,
144     buffer + pmatch[7].rm_so,
145     pmatch[7].rm_eo - pmatch[7].rm_so);
146     p_menu_set->p_menu[i]->items[j]->text[pmatch[7].rm_eo -
147     pmatch[7].rm_so] =
148     '\0';
149 sysadm 1.10 j++;
150     continue;
151     }
152     if (ireg ("^@([A-Za-z0-9_]+)[[:space:]]*([0-9]+),"
153     "[[:space:]]*([0-9]+),[[:space:]]*([0-9]+),"
154 sysadm 1.11 "[[:space:]]*([0-9]+),[[:space:]]*\"([A-Za-z0-9_]+)\","
155     "[[:space:]]*\"([^\"]+)\"",
156     buffer, 8, pmatch) == 0)
157 sysadm 1.10 {
158     p_menu_set->p_menu[i]->items[j] =
159     malloc (sizeof (MENU_ITEM));
160     p_menu_set->p_menu[i]->items[j]->submenu = 0;
161     strncpy (p_menu_set->p_menu[i]->items[j]->action,
162     buffer + pmatch[1].rm_so,
163     pmatch[1].rm_eo - pmatch[1].rm_so);
164 sysadm 1.12 p_menu_set->p_menu[i]->items[j]->action[pmatch[1].
165 sysadm 1.10 rm_eo -
166 sysadm 1.12 pmatch[1].
167 sysadm 1.10 rm_so] = '\0';
168     strncpy (temp, buffer + pmatch[2].rm_so,
169     pmatch[2].rm_eo - pmatch[2].rm_so);
170     temp[pmatch[2].rm_eo - pmatch[2].rm_so] = '\0';
171     p_menu_set->p_menu[i]->items[j]->row = atoi (temp);
172     strncpy (temp,
173     buffer + pmatch[3].rm_so,
174     pmatch[3].rm_eo - pmatch[3].rm_so);
175     temp[pmatch[3].rm_eo - pmatch[3].rm_so] = '\0';
176     p_menu_set->p_menu[i]->items[j]->col = atoi (temp);
177     strncpy (temp,
178     buffer + pmatch[4].rm_so,
179     pmatch[4].rm_eo - pmatch[4].rm_so);
180     temp[pmatch[4].rm_eo - pmatch[4].rm_so] = '\0';
181     p_menu_set->p_menu[i]->items[j]->priv = atoi (temp);
182 sysadm 1.11 strncpy (temp,
183 sysadm 1.10 buffer + pmatch[5].rm_so,
184     pmatch[5].rm_eo - pmatch[5].rm_so);
185 sysadm 1.11 temp[pmatch[5].rm_eo - pmatch[5].rm_so] = '\0';
186     p_menu_set->p_menu[i]->items[j]->level = atoi (temp);
187     strncpy (p_menu_set->p_menu[i]->items[j]->name,
188 sysadm 1.10 buffer + pmatch[6].rm_so,
189     pmatch[6].rm_eo - pmatch[6].rm_so);
190 sysadm 1.11 p_menu_set->p_menu[i]->items[j]->name[pmatch[6].rm_eo -
191 sysadm 1.10 pmatch[6].rm_so] =
192     '\0';
193 sysadm 1.11 strncpy (p_menu_set->p_menu[i]->items[j]->text,
194     buffer + pmatch[7].rm_so,
195     pmatch[7].rm_eo - pmatch[7].rm_so);
196     p_menu_set->p_menu[i]->items[j]->text[pmatch[7].rm_eo -
197     pmatch[7].rm_so] =
198     '\0';
199 sysadm 1.10 j++;
200     continue;
201     }
202     if (ireg ("^title[[:space:]]*([0-9]+),"
203     "[[:space:]]*([0-9]+),[[:space:]]*\"([^\"]+)\"",
204     buffer, 4, pmatch) == 0)
205     {
206 sysadm 1.13 p_menu_set->p_menu[i]->title.show = 1;
207 sysadm 1.10 strncpy (temp,
208     buffer + pmatch[1].rm_so,
209     pmatch[1].rm_eo - pmatch[1].rm_so);
210     temp[pmatch[1].rm_eo - pmatch[1].rm_so] = '\0';
211     p_menu_set->p_menu[i]->title.row = atoi (temp);
212     strncpy (temp,
213     buffer + pmatch[2].rm_so,
214     pmatch[2].rm_eo - pmatch[2].rm_so);
215     temp[pmatch[2].rm_eo - pmatch[2].rm_so] = '\0';
216     p_menu_set->p_menu[i]->title.col = atoi (temp);
217     strncpy (p_menu_set->p_menu[i]->title.text,
218     buffer + pmatch[3].rm_so,
219     pmatch[3].rm_eo - pmatch[3].rm_so);
220     p_menu_set->p_menu[i]->title.text[pmatch[3].rm_eo -
221     pmatch[3].rm_so] =
222     '\0';
223     continue;
224     }
225     if (ireg ("^screen[[:space:]]*([0-9]+),"
226     "[[:space:]]*([0-9]+),[[:space:]]*S_([A-Za-z0-9_]+)",
227     buffer, 4, pmatch) == 0)
228     {
229 sysadm 1.13 p_menu_set->p_menu[i]->screen.show = 1;
230 sysadm 1.10 strncpy (temp,
231     buffer + pmatch[1].rm_so,
232     pmatch[1].rm_eo - pmatch[1].rm_so);
233     temp[pmatch[1].rm_eo - pmatch[1].rm_so] = '\0';
234     p_menu_set->p_menu[i]->screen.row = atoi (temp);
235     strncpy (temp,
236     buffer + pmatch[2].rm_so,
237     pmatch[2].rm_eo - pmatch[2].rm_so);
238     temp[pmatch[2].rm_eo - pmatch[2].rm_so] = '\0';
239     p_menu_set->p_menu[i]->screen.col = atoi (temp);
240     strncpy (temp,
241     buffer + pmatch[3].rm_so,
242     pmatch[3].rm_eo - pmatch[3].rm_so);
243     temp[pmatch[3].rm_eo - pmatch[3].rm_so] = '\0';
244     sprintf (p_menu_set->p_menu[i]->screen.filename,
245     "%sMENU_SCR_%s", app_temp_dir, temp);
246     continue;
247     }
248     }
249 sysadm 1.3 }
250     break;
251     }
252 sysadm 1.1 }
253 sysadm 1.3 fclose (fin);
254    
255     p_menu_set->menu_count = i;
256     p_menu_set->menu_select_depth = 0;
257     p_menu_set->p_menu_select[p_menu_set->menu_select_depth]
258     = (i == 0 ? NULL : p_menu_set->p_menu[0]);
259 sysadm 1.2
260 sysadm 1.1 return 0;
261     }
262    
263 sysadm 1.10 MENU *
264     get_menu (MENU_SET * p_menu_set, const char *menu_name)
265 sysadm 1.3 {
266     int i;
267 sysadm 1.5
268 sysadm 1.3 for (i = 0; i < p_menu_set->menu_count; i++)
269     {
270 sysadm 1.10 if (strcmp (p_menu_set->p_menu[i]->name, menu_name) == 0)
271     {
272     return p_menu_set->p_menu[i];
273     }
274 sysadm 1.3 }
275 sysadm 1.5
276     return NULL;
277 sysadm 1.3 }
278    
279 sysadm 1.1 void
280 sysadm 1.3 display_menu_cursor (MENU * p_menu, int show)
281 sysadm 1.1 {
282 sysadm 1.3 moveto ((p_menu->items[p_menu->item_cur_pos])->r_row,
283     (p_menu->items[p_menu->item_cur_pos])->r_col - 2);
284 sysadm 1.1 prints (show ? ">" : " ");
285     iflush ();
286     }
287    
288     int
289 sysadm 1.3 display_menu (MENU * p_menu)
290 sysadm 1.1 {
291 sysadm 1.3 int i, row, col, menu_selectable = 0;
292    
293 sysadm 1.5 if (p_menu == NULL)
294     return -1;
295    
296 sysadm 1.13 if (p_menu->title.show)
297     show_top (p_menu->title.text);
298 sysadm 1.3
299 sysadm 1.13 if (p_menu->screen.show)
300     {
301     moveto (p_menu->screen.row, p_menu->screen.col);
302     if (display_file (p_menu->screen.filename) != 0)
303     log_error ("Display menu screen <%s> failed!\n",
304     p_menu->screen.filename);
305     }
306 sysadm 1.3
307     row = p_menu->items[0]->row;
308     col = p_menu->items[0]->col;
309    
310     for (i = 0; i < p_menu->item_count; i++)
311     {
312 sysadm 1.11 if (checkpriv (&BBS_priv, 0, p_menu->items[i]->priv) == 0
313 sysadm 1.13 || checklevel (&BBS_priv, p_menu->items[i]->level) == 0)
314 sysadm 1.10 {
315     p_menu->items[i]->display = 0;
316     }
317 sysadm 1.3 else
318 sysadm 1.10 {
319     p_menu->items[i]->display = 1;
320    
321     menu_selectable = 1;
322 sysadm 1.3
323 sysadm 1.10 if (p_menu->items[i]->row != 0)
324     row = p_menu->items[i]->row;
325     else
326     row++;
327     p_menu->items[i]->r_row = row;
328     if (p_menu->items[i]->col != 0)
329     col = p_menu->items[i]->col;
330     p_menu->items[i]->r_col = col;
331     moveto (row, col);
332     prints (p_menu->items[i]->text);
333     iflush ();
334     }
335 sysadm 1.3 }
336 sysadm 1.10
337 sysadm 1.3 if (!menu_selectable)
338     return -1;
339    
340 sysadm 1.1 display_menu_cursor (p_menu, 1);
341    
342     return 0;
343     }
344    
345 sysadm 1.12 int
346     display_current_menu (MENU_SET * p_menu_set)
347     {
348     MENU *p_menu;
349    
350     p_menu = p_menu_set->p_menu_select[p_menu_set->menu_select_depth];
351    
352     return display_menu (p_menu);
353     }
354    
355 sysadm 1.3 const char *
356     menu_control (MENU_SET * p_menu_set, int key)
357 sysadm 1.1 {
358     int i;
359 sysadm 1.3 MENU *p_menu;
360    
361     if (p_menu_set->menu_count == 0)
362     return "";
363    
364     p_menu = p_menu_set->p_menu_select[p_menu_set->menu_select_depth];
365    
366 sysadm 1.1 switch (key)
367     {
368     case CR:
369     case KEY_RIGHT:
370 sysadm 1.3 if (p_menu->items[p_menu->item_cur_pos]->submenu)
371 sysadm 1.10 {
372     if (strcmp (p_menu->items[p_menu->item_cur_pos]->action, "..") == 0)
373     return menu_control (p_menu_set, KEY_LEFT);
374     p_menu_set->menu_select_depth++;
375     p_menu =
376     p_menu_set->p_menu_select[p_menu_set->menu_select_depth] =
377     get_menu (p_menu_set,
378     p_menu->items[p_menu->item_cur_pos]->action);
379     if (display_menu (p_menu) != 0)
380     return menu_control (p_menu_set, KEY_LEFT);
381     break;
382     }
383 sysadm 1.3 else
384 sysadm 1.10 {
385     return (p_menu->items[p_menu->item_cur_pos]->action);
386     }
387 sysadm 1.3 case KEY_LEFT:
388     if (p_menu_set->menu_select_depth > 0)
389 sysadm 1.10 {
390     p_menu_set->menu_select_depth--;
391 sysadm 1.12 if (display_current_menu (p_menu_set) != 0)
392 sysadm 1.10 return menu_control (p_menu_set, KEY_LEFT);
393     break;
394     }
395 sysadm 1.3 else
396 sysadm 1.10 {
397     display_menu_cursor (p_menu, 0);
398     p_menu->item_cur_pos = p_menu->item_count - 1;
399 sysadm 1.12 while (!p_menu->items[p_menu->item_cur_pos]->display
400 sysadm 1.13 || p_menu->items[p_menu->item_cur_pos]->priv != 0
401     || p_menu->items[p_menu->item_cur_pos]->level != 0)
402 sysadm 1.10 p_menu->item_cur_pos--;
403     display_menu_cursor (p_menu, 1);
404     break;
405     }
406 sysadm 1.1 case KEY_UP:
407     display_menu_cursor (p_menu, 0);
408 sysadm 1.8 do
409 sysadm 1.10 {
410     p_menu->item_cur_pos--;
411     if (p_menu->item_cur_pos < 0)
412     p_menu->item_cur_pos = p_menu->item_count - 1;
413     }
414     while (!p_menu->items[p_menu->item_cur_pos]->display);
415 sysadm 1.1 display_menu_cursor (p_menu, 1);
416     break;
417     case KEY_DOWN:
418     display_menu_cursor (p_menu, 0);
419 sysadm 1.8 do
420 sysadm 1.10 {
421     p_menu->item_cur_pos++;
422     if (p_menu->item_cur_pos >= p_menu->item_count)
423     p_menu->item_cur_pos = 0;
424     }
425     while (!p_menu->items[p_menu->item_cur_pos]->display);
426 sysadm 1.1 display_menu_cursor (p_menu, 1);
427     break;
428     default:
429     for (i = 0; i < p_menu->item_count; i++)
430 sysadm 1.3 {
431 sysadm 1.14 if (key == p_menu->items[i]->name[0])
432     {
433     display_menu_cursor (p_menu, 0);
434     p_menu->item_cur_pos = i;
435     display_menu_cursor (p_menu, 1);
436     return "";
437     }
438     }
439     if (isalpha (key))
440     {
441 sysadm 1.16 for (i = 0; i < p_menu->item_count; i++)
442 sysadm 1.3 {
443 sysadm 1.16 if (toupper (key) == toupper (p_menu->items[i]->name[0]))
444     {
445     display_menu_cursor (p_menu, 0);
446     p_menu->item_cur_pos = i;
447     display_menu_cursor (p_menu, 1);
448     return "";
449     }
450 sysadm 1.3 }
451     }
452 sysadm 1.1 }
453    
454 sysadm 1.3 return "";
455 sysadm 1.1 }
456 sysadm 1.15
457     void
458     unload_menu (MENU_SET * p_menu_set)
459     {
460 sysadm 1.16 MENU *p_menu;
461     MENU_ITEM *p_menuitem;
462 sysadm 1.15 int i, j;
463 sysadm 1.16
464 sysadm 1.15 for (i = 0; i < p_menu_set->menu_count; i++)
465     {
466 sysadm 1.16 p_menu = p_menu_set->p_menu[i];
467     for (j = 0; j < p_menu->item_count; j++)
468     {
469     free (p_menu->items[j]);
470     }
471     free (p_menu);
472 sysadm 1.15 }
473 sysadm 1.16
474 sysadm 1.15 p_menu_set->menu_count = 0;
475     p_menu_set->menu_select_depth = 0;
476     }
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