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/***************************************************************************
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menu.c - description
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-------------------
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Copyright : (C) 2004-2025 by Leaflet
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Email : leaflet@leafok.com
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***************************************************************************/
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/***************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 3 of the License, or *
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* (at your option) any later version. *
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* *
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***************************************************************************/
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#include "bbs.h"
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#include "bbs_cmd.h"
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#include "user_priv.h"
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#include "reg_ex.h"
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#include "bbs_cmd.h"
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#include "menu.h"
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#include "log.h"
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#include "io.h"
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#include "screen.h"
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#include "common.h"
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#include <string.h>
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#include <stdio.h>
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#include <ctype.h>
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#include <regex.h>
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#include <stdlib.h>
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#define MENU_TEMP_DIR "var"
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MENU_SET bbs_menu;
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int load_menu(MENU_SET *p_menu_set, const char *conf_file)
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{
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FILE *fin, *fout;
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int i = 0, j;
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char buffer[LINE_BUFFER_LEN];
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char screen_filename[FILE_PATH_LEN];
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char temp[LINE_BUFFER_LEN];
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regmatch_t pmatch[10];
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if ((fin = fopen(conf_file, "r")) == NULL)
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{
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log_error("Open %s failed", conf_file);
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return -1;
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}
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strncpy(p_menu_set->conf_file, conf_file, sizeof(p_menu_set->conf_file) - 1);
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p_menu_set->conf_file[sizeof(p_menu_set->conf_file) - 1] = '\0';
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while (fgets(buffer, sizeof(buffer), fin))
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{
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switch (buffer[0])
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{
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case '#':
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break;
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case '%':
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if (ireg("^%S_([A-Za-z0-9_]+)", buffer, 2, pmatch) == 0)
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{
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strncpy(temp, buffer + pmatch[1].rm_so,
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(size_t)(pmatch[1].rm_eo - pmatch[1].rm_so));
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temp[pmatch[1].rm_eo - pmatch[1].rm_so] = '\0';
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snprintf(screen_filename, sizeof(screen_filename), "%s/MENU_SCR_%s", MENU_TEMP_DIR, temp);
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if ((fout = fopen(screen_filename, "w")) == NULL)
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{
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log_error("Open %s failed", screen_filename);
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return -2;
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}
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while (fgets(buffer, sizeof(buffer), fin))
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{
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if (buffer[0] != '%')
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fputs(buffer, fout);
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else
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break;
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}
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fclose(fout);
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break;
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}
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if (ireg("^%menu ([A-Za-z0-9_]+)", buffer, 2, pmatch) == 0)
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{
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p_menu_set->p_menu[i] = malloc(sizeof(MENU));
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p_menu_set->p_menu[i]->title.show = 0;
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p_menu_set->p_menu[i]->screen.show = 0;
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strncpy(p_menu_set->p_menu[i]->name,
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buffer + pmatch[1].rm_so,
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(size_t)(pmatch[1].rm_eo - pmatch[1].rm_so));
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p_menu_set->p_menu[i]->name[pmatch[1].rm_eo - pmatch[1].rm_so] =
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'\0';
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j = 0;
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while (fgets(buffer, sizeof(buffer), fin))
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{
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if (buffer[0] == '#')
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{
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continue;
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}
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if (buffer[0] == '%')
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{
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p_menu_set->p_menu[i]->item_count = j;
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p_menu_set->p_menu[i]->item_cur_pos = 0;
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i++;
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break;
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}
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if (ireg("^!([A-Za-z0-9_.]+)[[:space:]]*([0-9]+),"
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"[[:space:]]*([0-9]+),[[:space:]]*([0-9]+),"
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"[[:space:]]*([0-9]+),[[:space:]]*\"([^\"]+)\","
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"[[:space:]]*\"([^\"]+)\"",
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buffer, 8, pmatch) == 0)
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{
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p_menu_set->p_menu[i]->items[j] =
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malloc(sizeof(MENU_ITEM));
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p_menu_set->p_menu[i]->items[j]->submenu = 1;
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strncpy(p_menu_set->p_menu[i]->items[j]->action,
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buffer + pmatch[1].rm_so,
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(size_t)(pmatch[1].rm_eo - pmatch[1].rm_so));
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p_menu_set->p_menu[i]->items[j]->action[pmatch[1].rm_eo -
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pmatch[1].rm_so] = '\0';
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strncpy(temp, buffer + pmatch[2].rm_so,
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(size_t)(pmatch[2].rm_eo - pmatch[2].rm_so));
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temp[pmatch[2].rm_eo - pmatch[2].rm_so] = '\0';
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p_menu_set->p_menu[i]->items[j]->row = atoi(temp);
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strncpy(temp,
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buffer + pmatch[3].rm_so,
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(size_t)(pmatch[3].rm_eo - pmatch[3].rm_so));
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temp[pmatch[3].rm_eo - pmatch[3].rm_so] = '\0';
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p_menu_set->p_menu[i]->items[j]->col = atoi(temp);
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strncpy(temp,
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buffer + pmatch[4].rm_so,
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(size_t)(pmatch[4].rm_eo - pmatch[4].rm_so));
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temp[pmatch[4].rm_eo - pmatch[4].rm_so] = '\0';
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p_menu_set->p_menu[i]->items[j]->priv = atoi(temp);
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strncpy(temp,
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buffer + pmatch[5].rm_so,
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(size_t)(pmatch[5].rm_eo - pmatch[5].rm_so));
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temp[pmatch[5].rm_eo - pmatch[5].rm_so] = '\0';
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p_menu_set->p_menu[i]->items[j]->level = atoi(temp);
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strncpy(p_menu_set->p_menu[i]->items[j]->name,
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buffer + pmatch[6].rm_so,
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(size_t)(pmatch[6].rm_eo - pmatch[6].rm_so));
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p_menu_set->p_menu[i]->items[j]->name[pmatch[6].rm_eo -
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pmatch[6].rm_so] =
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'\0';
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strncpy(p_menu_set->p_menu[i]->items[j]->text,
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buffer + pmatch[7].rm_so,
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(size_t)(pmatch[7].rm_eo - pmatch[7].rm_so));
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p_menu_set->p_menu[i]->items[j]->text[pmatch[7].rm_eo -
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pmatch[7].rm_so] =
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'\0';
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j++;
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continue;
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}
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if (ireg("^@([A-Za-z0-9_]+)[[:space:]]*([0-9]+),"
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"[[:space:]]*([0-9]+),[[:space:]]*([0-9]+),"
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"[[:space:]]*([0-9]+),[[:space:]]*\"([^\"]+)\","
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"[[:space:]]*\"([^\"]+)\"",
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buffer, 8, pmatch) == 0)
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{
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p_menu_set->p_menu[i]->items[j] =
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malloc(sizeof(MENU_ITEM));
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p_menu_set->p_menu[i]->items[j]->submenu = 0;
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strncpy(p_menu_set->p_menu[i]->items[j]->action,
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buffer + pmatch[1].rm_so,
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(size_t)(pmatch[1].rm_eo - pmatch[1].rm_so));
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p_menu_set->p_menu[i]->items[j]->action[pmatch[1].rm_eo -
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pmatch[1].rm_so] = '\0';
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strncpy(temp, buffer + pmatch[2].rm_so,
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(size_t)(pmatch[2].rm_eo - pmatch[2].rm_so));
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temp[pmatch[2].rm_eo - pmatch[2].rm_so] = '\0';
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p_menu_set->p_menu[i]->items[j]->row = atoi(temp);
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strncpy(temp,
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buffer + pmatch[3].rm_so,
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(size_t)(pmatch[3].rm_eo - pmatch[3].rm_so));
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temp[pmatch[3].rm_eo - pmatch[3].rm_so] = '\0';
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p_menu_set->p_menu[i]->items[j]->col = atoi(temp);
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strncpy(temp,
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buffer + pmatch[4].rm_so,
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(size_t)(pmatch[4].rm_eo - pmatch[4].rm_so));
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temp[pmatch[4].rm_eo - pmatch[4].rm_so] = '\0';
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p_menu_set->p_menu[i]->items[j]->priv = atoi(temp);
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strncpy(temp,
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buffer + pmatch[5].rm_so,
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(size_t)(pmatch[5].rm_eo - pmatch[5].rm_so));
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temp[pmatch[5].rm_eo - pmatch[5].rm_so] = '\0';
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p_menu_set->p_menu[i]->items[j]->level = atoi(temp);
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strncpy(p_menu_set->p_menu[i]->items[j]->name,
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buffer + pmatch[6].rm_so,
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(size_t)(pmatch[6].rm_eo - pmatch[6].rm_so));
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p_menu_set->p_menu[i]->items[j]->name[pmatch[6].rm_eo -
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pmatch[6].rm_so] =
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'\0';
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strncpy(p_menu_set->p_menu[i]->items[j]->text,
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buffer + pmatch[7].rm_so,
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(size_t)(pmatch[7].rm_eo - pmatch[7].rm_so));
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p_menu_set->p_menu[i]->items[j]->text[pmatch[7].rm_eo -
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pmatch[7].rm_so] =
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'\0';
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j++;
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continue;
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}
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if (ireg("^title[[:space:]]*([0-9]+),"
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"[[:space:]]*([0-9]+),[[:space:]]*\"([^\"]+)\"",
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buffer, 4, pmatch) == 0)
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{
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p_menu_set->p_menu[i]->title.show = 1;
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strncpy(temp,
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buffer + pmatch[1].rm_so,
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(size_t)(pmatch[1].rm_eo - pmatch[1].rm_so));
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temp[pmatch[1].rm_eo - pmatch[1].rm_so] = '\0';
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p_menu_set->p_menu[i]->title.row = atoi(temp);
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strncpy(temp,
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buffer + pmatch[2].rm_so,
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(size_t)(pmatch[2].rm_eo - pmatch[2].rm_so));
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temp[pmatch[2].rm_eo - pmatch[2].rm_so] = '\0';
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p_menu_set->p_menu[i]->title.col = atoi(temp);
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strncpy(p_menu_set->p_menu[i]->title.text,
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| 226 |
buffer + pmatch[3].rm_so,
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(size_t)(pmatch[3].rm_eo - pmatch[3].rm_so));
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p_menu_set->p_menu[i]->title.text[pmatch[3].rm_eo -
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pmatch[3].rm_so] =
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'\0';
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continue;
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}
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| 233 |
if (ireg("^screen[[:space:]]*([0-9]+),"
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"[[:space:]]*([0-9]+),[[:space:]]*S_([A-Za-z0-9_]+)",
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buffer, 4, pmatch) == 0)
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{
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| 237 |
p_menu_set->p_menu[i]->screen.show = 1;
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strncpy(temp,
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buffer + pmatch[1].rm_so,
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(size_t)(pmatch[1].rm_eo - pmatch[1].rm_so));
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temp[pmatch[1].rm_eo - pmatch[1].rm_so] = '\0';
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p_menu_set->p_menu[i]->screen.row = atoi(temp);
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strncpy(temp,
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buffer + pmatch[2].rm_so,
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(size_t)(pmatch[2].rm_eo - pmatch[2].rm_so));
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temp[pmatch[2].rm_eo - pmatch[2].rm_so] = '\0';
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p_menu_set->p_menu[i]->screen.col = atoi(temp);
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| 248 |
strncpy(temp,
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buffer + pmatch[3].rm_so,
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| 250 |
(size_t)(pmatch[3].rm_eo - pmatch[3].rm_so));
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temp[pmatch[3].rm_eo - pmatch[3].rm_so] = '\0';
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| 252 |
snprintf(p_menu_set->p_menu[i]->screen.filename,
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sizeof(p_menu_set->p_menu[i]->screen.filename),
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"%s/MENU_SCR_%s", MENU_TEMP_DIR, temp);
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| 255 |
continue;
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| 256 |
}
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| 257 |
}
|
| 258 |
}
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| 259 |
break;
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}
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| 261 |
}
|
| 262 |
fclose(fin);
|
| 263 |
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| 264 |
p_menu_set->menu_count = i;
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| 265 |
p_menu_set->menu_select_depth = 0;
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p_menu_set->p_menu_select[p_menu_set->menu_select_depth] = (i == 0 ? NULL : p_menu_set->p_menu[0]);
|
| 267 |
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| 268 |
return 0;
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}
|
| 270 |
|
| 271 |
MENU *
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| 272 |
get_menu(MENU_SET *p_menu_set, const char *menu_name)
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| 273 |
{
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| 274 |
int i;
|
| 275 |
|
| 276 |
for (i = 0; i < p_menu_set->menu_count; i++)
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| 277 |
{
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| 278 |
if (strcmp(p_menu_set->p_menu[i]->name, menu_name) == 0)
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| 279 |
{
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| 280 |
return p_menu_set->p_menu[i];
|
| 281 |
}
|
| 282 |
}
|
| 283 |
|
| 284 |
return NULL;
|
| 285 |
}
|
| 286 |
|
| 287 |
static void display_menu_cursor(MENU *p_menu, int show)
|
| 288 |
{
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| 289 |
moveto((p_menu->items[p_menu->item_cur_pos])->r_row,
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| 290 |
(p_menu->items[p_menu->item_cur_pos])->r_col - 2);
|
| 291 |
outc(show ? '>' : ' ');
|
| 292 |
iflush();
|
| 293 |
}
|
| 294 |
|
| 295 |
int display_menu(MENU *p_menu)
|
| 296 |
{
|
| 297 |
int row = 0;
|
| 298 |
int col = 0;
|
| 299 |
int menu_selectable = 0;
|
| 300 |
|
| 301 |
if (p_menu == NULL)
|
| 302 |
{
|
| 303 |
return -1;
|
| 304 |
}
|
| 305 |
|
| 306 |
if (p_menu->title.show)
|
| 307 |
{
|
| 308 |
show_top(p_menu->title.text);
|
| 309 |
}
|
| 310 |
|
| 311 |
if (p_menu->screen.show)
|
| 312 |
{
|
| 313 |
moveto(p_menu->screen.row, p_menu->screen.col);
|
| 314 |
if (display_file(p_menu->screen.filename) != 0)
|
| 315 |
{
|
| 316 |
log_error("Display menu screen <%s> failed!\n",
|
| 317 |
p_menu->screen.filename);
|
| 318 |
}
|
| 319 |
}
|
| 320 |
|
| 321 |
for (int i = 0; i < p_menu->item_count; i++)
|
| 322 |
{
|
| 323 |
if (p_menu->items[i]->row != 0)
|
| 324 |
{
|
| 325 |
row = p_menu->items[i]->row;
|
| 326 |
}
|
| 327 |
if (p_menu->items[i]->col != 0)
|
| 328 |
{
|
| 329 |
col = p_menu->items[i]->col;
|
| 330 |
}
|
| 331 |
|
| 332 |
if (checkpriv(&BBS_priv, 0, p_menu->items[i]->priv) == 0 || checklevel(&BBS_priv, p_menu->items[i]->level) == 0)
|
| 333 |
{
|
| 334 |
p_menu->items[i]->display = 0;
|
| 335 |
p_menu->items[i]->r_row = 0;
|
| 336 |
p_menu->items[i]->r_col = 0;
|
| 337 |
}
|
| 338 |
else
|
| 339 |
{
|
| 340 |
p_menu->items[i]->display = 1;
|
| 341 |
|
| 342 |
if (!menu_selectable)
|
| 343 |
{
|
| 344 |
p_menu->item_cur_pos = i;
|
| 345 |
menu_selectable = 1;
|
| 346 |
}
|
| 347 |
|
| 348 |
p_menu->items[i]->r_row = row;
|
| 349 |
p_menu->items[i]->r_col = col;
|
| 350 |
|
| 351 |
moveto(row, col);
|
| 352 |
prints("%s", p_menu->items[i]->text);
|
| 353 |
|
| 354 |
row++;
|
| 355 |
}
|
| 356 |
}
|
| 357 |
|
| 358 |
if (!menu_selectable)
|
| 359 |
{
|
| 360 |
return -1;
|
| 361 |
}
|
| 362 |
|
| 363 |
display_menu_cursor(p_menu, 1);
|
| 364 |
|
| 365 |
return 0;
|
| 366 |
}
|
| 367 |
|
| 368 |
int display_current_menu(MENU_SET *p_menu_set)
|
| 369 |
{
|
| 370 |
MENU *p_menu;
|
| 371 |
|
| 372 |
p_menu = p_menu_set->p_menu_select[p_menu_set->menu_select_depth];
|
| 373 |
|
| 374 |
return display_menu(p_menu);
|
| 375 |
}
|
| 376 |
|
| 377 |
int menu_control(MENU_SET *p_menu_set, int key)
|
| 378 |
{
|
| 379 |
int i;
|
| 380 |
MENU *p_menu;
|
| 381 |
|
| 382 |
if (p_menu_set->menu_count == 0)
|
| 383 |
{
|
| 384 |
return 0;
|
| 385 |
}
|
| 386 |
|
| 387 |
p_menu = p_menu_set->p_menu_select[p_menu_set->menu_select_depth];
|
| 388 |
|
| 389 |
switch (key)
|
| 390 |
{
|
| 391 |
case CR:
|
| 392 |
igetch(1); // Cleanup remaining '\n' in the buffer
|
| 393 |
case KEY_RIGHT:
|
| 394 |
if (p_menu->items[p_menu->item_cur_pos]->submenu)
|
| 395 |
{
|
| 396 |
if (strcmp(p_menu->items[p_menu->item_cur_pos]->action, "..") == 0)
|
| 397 |
{
|
| 398 |
return menu_control(p_menu_set, KEY_LEFT);
|
| 399 |
}
|
| 400 |
p_menu_set->menu_select_depth++;
|
| 401 |
p_menu = get_menu(p_menu_set, p_menu->items[p_menu->item_cur_pos]->action);
|
| 402 |
p_menu_set->p_menu_select[p_menu_set->menu_select_depth] = p_menu;
|
| 403 |
|
| 404 |
if (display_menu(p_menu) != 0)
|
| 405 |
{
|
| 406 |
return menu_control(p_menu_set, KEY_LEFT);
|
| 407 |
}
|
| 408 |
break;
|
| 409 |
}
|
| 410 |
else
|
| 411 |
{
|
| 412 |
return (exec_cmd(p_menu->items[p_menu->item_cur_pos]->action,
|
| 413 |
p_menu->items[p_menu->item_cur_pos]->name));
|
| 414 |
}
|
| 415 |
case KEY_LEFT:
|
| 416 |
if (p_menu_set->menu_select_depth > 0)
|
| 417 |
{
|
| 418 |
p_menu_set->menu_select_depth--;
|
| 419 |
if (display_current_menu(p_menu_set) != 0)
|
| 420 |
{
|
| 421 |
return menu_control(p_menu_set, KEY_LEFT);
|
| 422 |
}
|
| 423 |
break;
|
| 424 |
}
|
| 425 |
else
|
| 426 |
{
|
| 427 |
display_menu_cursor(p_menu, 0);
|
| 428 |
p_menu->item_cur_pos = p_menu->item_count - 1;
|
| 429 |
while (!p_menu->items[p_menu->item_cur_pos]->display ||
|
| 430 |
p_menu->items[p_menu->item_cur_pos]->priv != 0 ||
|
| 431 |
p_menu->items[p_menu->item_cur_pos]->level != 0)
|
| 432 |
{
|
| 433 |
p_menu->item_cur_pos--;
|
| 434 |
}
|
| 435 |
display_menu_cursor(p_menu, 1);
|
| 436 |
break;
|
| 437 |
}
|
| 438 |
case KEY_UP:
|
| 439 |
display_menu_cursor(p_menu, 0);
|
| 440 |
do
|
| 441 |
{
|
| 442 |
p_menu->item_cur_pos--;
|
| 443 |
if (p_menu->item_cur_pos < 0)
|
| 444 |
{
|
| 445 |
p_menu->item_cur_pos = p_menu->item_count - 1;
|
| 446 |
}
|
| 447 |
} while (!p_menu->items[p_menu->item_cur_pos]->display);
|
| 448 |
display_menu_cursor(p_menu, 1);
|
| 449 |
break;
|
| 450 |
case KEY_DOWN:
|
| 451 |
display_menu_cursor(p_menu, 0);
|
| 452 |
do
|
| 453 |
{
|
| 454 |
p_menu->item_cur_pos++;
|
| 455 |
if (p_menu->item_cur_pos >= p_menu->item_count)
|
| 456 |
{
|
| 457 |
p_menu->item_cur_pos = 0;
|
| 458 |
}
|
| 459 |
} while (!p_menu->items[p_menu->item_cur_pos]->display);
|
| 460 |
display_menu_cursor(p_menu, 1);
|
| 461 |
break;
|
| 462 |
default:
|
| 463 |
for (i = 0; i < p_menu->item_count; i++)
|
| 464 |
{
|
| 465 |
if (key == p_menu->items[i]->name[0] &&
|
| 466 |
p_menu->items[i]->display)
|
| 467 |
{
|
| 468 |
display_menu_cursor(p_menu, 0);
|
| 469 |
p_menu->item_cur_pos = i;
|
| 470 |
display_menu_cursor(p_menu, 1);
|
| 471 |
return 0;
|
| 472 |
}
|
| 473 |
}
|
| 474 |
if (isalpha(key))
|
| 475 |
{
|
| 476 |
for (i = 0; i < p_menu->item_count; i++)
|
| 477 |
{
|
| 478 |
if (toupper(key) == toupper(p_menu->items[i]->name[0]) &&
|
| 479 |
p_menu->items[i]->display)
|
| 480 |
{
|
| 481 |
display_menu_cursor(p_menu, 0);
|
| 482 |
p_menu->item_cur_pos = i;
|
| 483 |
display_menu_cursor(p_menu, 1);
|
| 484 |
return 0;
|
| 485 |
}
|
| 486 |
}
|
| 487 |
}
|
| 488 |
}
|
| 489 |
|
| 490 |
return 0;
|
| 491 |
}
|
| 492 |
|
| 493 |
void unload_menu(MENU_SET *p_menu_set)
|
| 494 |
{
|
| 495 |
MENU *p_menu;
|
| 496 |
int i, j;
|
| 497 |
|
| 498 |
for (i = 0; i < p_menu_set->menu_count; i++)
|
| 499 |
{
|
| 500 |
p_menu = p_menu_set->p_menu[i];
|
| 501 |
for (j = 0; j < p_menu->item_count; j++)
|
| 502 |
{
|
| 503 |
free(p_menu->items[j]);
|
| 504 |
}
|
| 505 |
remove(p_menu->screen.filename);
|
| 506 |
free(p_menu);
|
| 507 |
}
|
| 508 |
|
| 509 |
p_menu_set->menu_count = 0;
|
| 510 |
p_menu_set->menu_select_depth = 0;
|
| 511 |
}
|
| 512 |
|
| 513 |
int reload_menu(MENU_SET *p_menu_set)
|
| 514 |
{
|
| 515 |
int result;
|
| 516 |
char conf_file[FILE_PATH_LEN];
|
| 517 |
|
| 518 |
strncpy(conf_file, p_menu_set->conf_file, sizeof(conf_file) - 1);
|
| 519 |
conf_file[sizeof(conf_file) - 1] = '\0';
|
| 520 |
|
| 521 |
unload_menu(p_menu_set);
|
| 522 |
result = load_menu(p_menu_set, conf_file);
|
| 523 |
|
| 524 |
return result;
|
| 525 |
}
|
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