| 1 |
/*************************************************************************** |
/*************************************************************************** |
| 2 |
screen.c - description |
screen.c - description |
| 3 |
------------------- |
------------------- |
| 4 |
begin : Mon Oct 18 2004 |
Copyright : (C) 2004-2025 by Leaflet |
| 5 |
copyright : (C) 2004 by Leaflet |
Email : leaflet@leafok.com |
|
email : leaflet@leafok.com |
|
| 6 |
***************************************************************************/ |
***************************************************************************/ |
| 7 |
|
|
| 8 |
/*************************************************************************** |
/*************************************************************************** |
| 9 |
* * |
* * |
| 10 |
* This program is free software; you can redistribute it and/or modify * |
* 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 * |
* it under the terms of the GNU General Public License as published by * |
| 12 |
* the Free Software Foundation; either version 2 of the License, or * |
* the Free Software Foundation; either version 3 of the License, or * |
| 13 |
* (at your option) any later version. * |
* (at your option) any later version. * |
| 14 |
* * |
* * |
| 15 |
***************************************************************************/ |
***************************************************************************/ |
| 22 |
#include "screen.h" |
#include "screen.h" |
| 23 |
#include <string.h> |
#include <string.h> |
| 24 |
#include <ctype.h> |
#include <ctype.h> |
|
#include <sys/types.h> |
|
|
#include <sys/stat.h> |
|
| 25 |
#include <unistd.h> |
#include <unistd.h> |
| 26 |
#include <stdlib.h> |
#include <stdlib.h> |
| 27 |
|
#include <sys/types.h> |
| 28 |
|
#include <sys/stat.h> |
| 29 |
|
#include <sys/param.h> |
| 30 |
|
|
| 31 |
#define ACTIVE_BOARD_HEIGHT 8 |
#define ACTIVE_BOARD_HEIGHT 8 |
| 32 |
|
|
| 76 |
|
|
| 77 |
int press_any_key() |
int press_any_key() |
| 78 |
{ |
{ |
|
igetch(1); |
|
|
|
|
| 79 |
moveto(screen_rows, 0); |
moveto(screen_rows, 0); |
| 80 |
clrtoeol(); |
clrtoeol(); |
| 81 |
|
|
| 82 |
prints(" \033[1;33m按任意键继续...\033[0;37m"); |
prints(" \033[1;33m按任意键继续...\033[0;37m"); |
| 83 |
iflush(); |
iflush(); |
| 84 |
|
|
| 85 |
return igetch_t(60); |
return igetch_t(MIN(MAX_DELAY_TIME, 60)); |
| 86 |
} |
} |
| 87 |
|
|
| 88 |
void set_input_echo(int echo) |
void set_input_echo(int echo) |
| 102 |
} |
} |
| 103 |
} |
} |
| 104 |
|
|
| 105 |
static int _str_input(char *buffer, int buffer_length, int echo_mode) |
static int _str_input(char *buffer, int buf_size, int echo_mode) |
| 106 |
{ |
{ |
| 107 |
char buf[256], ch; |
int c; |
| 108 |
int c, offset = 0, len, loop = 1, i, hz = 0; |
int offset = 0; |
| 109 |
|
int hz = 0; |
|
for (i = 0; i < buffer_length && buffer[i] != '\0'; i++) |
|
|
{ |
|
|
offset++; |
|
|
} |
|
| 110 |
|
|
| 111 |
igetch(1); |
buffer[buf_size - 1] = '\0'; |
| 112 |
|
for (offset = 0; offset < buf_size - 1 && buffer[offset] != '\0'; offset++) |
| 113 |
|
; |
| 114 |
|
|
| 115 |
while (c = igetch_t(60)) |
while (!SYS_server_exit && (c = igetch_t(MIN(MAX_DELAY_TIME, 60)))) |
| 116 |
{ |
{ |
| 117 |
if (c == KEY_NULL || c == KEY_TIMEOUT || c == CR) |
if (c == CR) |
| 118 |
{ |
{ |
| 119 |
|
igetch(1); // Cleanup remaining '\n' in the buffer |
| 120 |
break; |
break; |
| 121 |
} |
} |
| 122 |
if (c == LF) |
else if (c == KEY_TIMEOUT || c == KEY_NULL) // timeout or broken pipe |
| 123 |
|
{ |
| 124 |
|
return -1; |
| 125 |
|
} |
| 126 |
|
else if (c == LF || c == '\0') |
| 127 |
{ |
{ |
| 128 |
continue; |
continue; |
| 129 |
} |
} |
| 130 |
if (c == BACKSPACE) |
else if (c == BACKSPACE) |
| 131 |
{ |
{ |
| 132 |
if (offset > 0) |
if (offset > 0) |
| 133 |
{ |
{ |
| 134 |
buffer[--offset] = '\0'; |
offset--; |
| 135 |
prints("\b \b"); |
if (buffer[offset] < 0 || buffer[offset] > 127) |
| 136 |
// clrtoeol (); |
{ |
| 137 |
|
prints("\033[D \033[D"); |
| 138 |
|
offset--; |
| 139 |
|
if (offset < 0) // should not happen |
| 140 |
|
{ |
| 141 |
|
log_error("Offset of buffer is negative\n"); |
| 142 |
|
offset = 0; |
| 143 |
|
} |
| 144 |
|
} |
| 145 |
|
buffer[offset] = '\0'; |
| 146 |
|
prints("\033[D \033[D"); |
| 147 |
iflush(); |
iflush(); |
| 148 |
} |
} |
| 149 |
continue; |
continue; |
| 150 |
} |
} |
| 151 |
if (c > 255 || iscntrl(c)) |
else if (c > 255 || iscntrl(c)) |
| 152 |
{ |
{ |
| 153 |
continue; |
continue; |
| 154 |
} |
} |
| 155 |
if (c > 127 && c <= 255) |
else if (c > 127 && c <= 255) |
| 156 |
{ |
{ |
| 157 |
|
if (!hz && offset + 2 > buf_size - 1) // No enough space for Chinese character |
| 158 |
|
{ |
| 159 |
|
igetch(1); // Cleanup remaining input |
| 160 |
|
outc('\a'); |
| 161 |
|
iflush(); |
| 162 |
|
continue; |
| 163 |
|
} |
| 164 |
hz = (!hz); |
hz = (!hz); |
| 165 |
} |
} |
| 166 |
if (offset >= buffer_length) |
|
| 167 |
|
if (offset + 1 > buf_size - 1) |
| 168 |
{ |
{ |
| 169 |
outc('\a'); |
outc('\a'); |
| 170 |
|
iflush(); |
| 171 |
continue; |
continue; |
| 172 |
} |
} |
| 173 |
|
|
| 174 |
buffer[offset++] = (char)c; |
buffer[offset++] = (char)c; |
| 175 |
buffer[offset] = '\0'; |
buffer[offset] = '\0'; |
| 176 |
|
|
| 177 |
switch (echo_mode) |
switch (echo_mode) |
| 178 |
{ |
{ |
| 179 |
case DOECHO: |
case DOECHO: |
| 189 |
} |
} |
| 190 |
} |
} |
| 191 |
|
|
|
prints("\r\n"); |
|
|
iflush(); |
|
|
|
|
| 192 |
return offset; |
return offset; |
| 193 |
} |
} |
| 194 |
|
|
| 195 |
int str_input(char *buffer, int buffer_length, int echo_mode) |
int str_input(char *buffer, int buf_size, int echo_mode) |
| 196 |
{ |
{ |
| 197 |
int offset; |
int len; |
| 198 |
|
|
| 199 |
memset(buffer, '\0', buffer_length); |
buffer[0] = '\0'; |
| 200 |
|
|
| 201 |
offset = _str_input(buffer, buffer_length, echo_mode); |
len = _str_input(buffer, buf_size, echo_mode); |
| 202 |
|
|
| 203 |
return offset; |
prints("\r\n"); |
| 204 |
|
iflush(); |
| 205 |
|
|
| 206 |
|
return len; |
| 207 |
}; |
}; |
| 208 |
|
|
| 209 |
int get_data(int row, int col, char *prompt, char *buffer, int buffer_length, int echo_mode) |
int get_data(int row, int col, char *prompt, char *buffer, int buf_size, int echo_mode) |
| 210 |
{ |
{ |
| 211 |
int len; |
int len; |
| 212 |
|
|
| 213 |
|
igetch(1); // Cleanup input buffer |
| 214 |
|
|
| 215 |
moveto(row, col); |
moveto(row, col); |
| 216 |
prints(prompt); |
prints(prompt); |
| 217 |
prints(buffer); |
prints(buffer); |
| 218 |
iflush(); |
iflush(); |
| 219 |
|
|
| 220 |
len = _str_input(buffer, buffer_length, echo_mode); |
len = _str_input(buffer, buf_size, echo_mode); |
| 221 |
|
|
| 222 |
return len; |
return len; |
| 223 |
} |
} |
| 226 |
{ |
{ |
| 227 |
char buffer[LINE_BUFFER_LEN]; |
char buffer[LINE_BUFFER_LEN]; |
| 228 |
FILE *fin; |
FILE *fin; |
| 229 |
int i; |
size_t i; |
| 230 |
|
|
| 231 |
if ((fin = fopen(filename, "r")) == NULL) |
if ((fin = fopen(filename, "r")) == NULL) |
| 232 |
{ |
{ |
| 252 |
|
|
| 253 |
int display_file_ex(const char *filename, int begin_line, int wait) |
int display_file_ex(const char *filename, int begin_line, int wait) |
| 254 |
{ |
{ |
| 255 |
|
static int show_help = 1; |
| 256 |
char buffer[LINE_BUFFER_LEN]; |
char buffer[LINE_BUFFER_LEN]; |
|
char temp[LINE_BUFFER_LEN]; |
|
| 257 |
int ch = 0; |
int ch = 0; |
| 258 |
int input_ok, line, max_lines; |
int input_ok, line, max_lines; |
| 259 |
long int c_line_current = 0, c_line_total = 0; |
long int c_line_current = 0; |
| 260 |
|
long int c_line_total = 0; |
| 261 |
FILE *fin; |
FILE *fin; |
|
struct stat f_stat; |
|
| 262 |
long *p_line_offsets; |
long *p_line_offsets; |
| 263 |
int len; |
long int len; |
| 264 |
int percentile; |
long int percentile; |
| 265 |
int loop = 1; |
int loop = 1; |
| 266 |
|
|
| 267 |
if ((fin = fopen(filename, "r")) == NULL) |
if ((fin = fopen(filename, "r")) == NULL) |
| 278 |
line = begin_line; |
line = begin_line; |
| 279 |
max_lines = screen_rows - 1; |
max_lines = screen_rows - 1; |
| 280 |
|
|
| 281 |
while (loop) |
while (!SYS_server_exit && loop) |
| 282 |
{ |
{ |
| 283 |
if (c_line_current >= c_line_total) |
if (c_line_current >= c_line_total && c_line_total <= screen_rows - 2) |
| 284 |
{ |
{ |
| 285 |
if (wait) |
if (wait) |
| 286 |
{ |
{ |
| 295 |
break; |
break; |
| 296 |
} |
} |
| 297 |
|
|
| 298 |
if (line >= max_lines) |
if (c_line_current >= c_line_total || line >= max_lines) |
| 299 |
{ |
{ |
| 300 |
if (c_line_current - (line - 1) + (screen_rows - 2) < c_line_total) |
if (c_line_current - (line - 1) + (screen_rows - 2) < c_line_total) |
| 301 |
{ |
{ |
| 303 |
} |
} |
| 304 |
else |
else |
| 305 |
{ |
{ |
|
log_error("P100 reached\n"); |
|
| 306 |
percentile = 100; |
percentile = 100; |
| 307 |
} |
} |
| 308 |
|
|
| 309 |
moveto(screen_rows, 0); |
moveto(screen_rows, 0); |
| 310 |
prints("\033[1;44;32m下面还有喔 (%d%%)\033[33m │ 结束 ← <q> │ ↑/↓/PgUp/PgDn 移动 │ ? 辅助说明 │ \033[m", |
prints("\033[1;44;32m%s (%d%%)%s\033[33m │ 结束 ← <q> │ ↑/↓/PgUp/PgDn 移动 │ ? 辅助说明 │ \033[m", |
| 311 |
percentile); |
(percentile < 100 ? "下面还有喔" : "没有更多了"), percentile, |
| 312 |
|
(percentile < 10 ? " " : (percentile < 100 ? " " : ""))); |
| 313 |
iflush(); |
iflush(); |
| 314 |
|
|
| 315 |
input_ok = 0; |
input_ok = 0; |
| 316 |
while (!input_ok) |
while (!SYS_server_exit && !input_ok) |
| 317 |
{ |
{ |
| 318 |
ch = igetch_t(MAX_DELAY_TIME); |
ch = igetch_t(MAX_DELAY_TIME); |
| 319 |
input_ok = 1; |
input_ok = 1; |
| 320 |
switch (ch) |
switch (ch) |
| 321 |
{ |
{ |
| 322 |
|
case KEY_NULL: |
| 323 |
|
case KEY_TIMEOUT: |
| 324 |
|
goto cleanup; |
| 325 |
case KEY_UP: |
case KEY_UP: |
| 326 |
if (c_line_current - line < 0) // Reach top |
if (c_line_current - line < 0) // Reach top |
| 327 |
{ |
{ |
| 329 |
} |
} |
| 330 |
c_line_current -= line; |
c_line_current -= line; |
| 331 |
line = begin_line; |
line = begin_line; |
| 332 |
max_lines = begin_line + 1; |
// max_lines = begin_line + 1; |
| 333 |
prints("\033[1T"); // Scroll down 1 line |
// prints("\033[T"); // Scroll down 1 line |
| 334 |
|
max_lines = screen_rows - 1; // Legacy Fterm only works with this line |
| 335 |
break; |
break; |
| 336 |
case KEY_DOWN: |
case KEY_DOWN: |
| 337 |
case CR: |
case CR: |
| 344 |
max_lines = screen_rows - 1; |
max_lines = screen_rows - 1; |
| 345 |
moveto(screen_rows, 0); |
moveto(screen_rows, 0); |
| 346 |
clrtoeol(); |
clrtoeol(); |
| 347 |
prints("\033[1S"); // Scroll up 1 line |
prints("\033[S"); // Scroll up 1 line |
| 348 |
break; |
break; |
| 349 |
case KEY_PGUP: |
case KEY_PGUP: |
| 350 |
case Ctrl('B'): |
case Ctrl('B'): |
| 378 |
max_lines = screen_rows - 1; |
max_lines = screen_rows - 1; |
| 379 |
clrline(begin_line, screen_rows); |
clrline(begin_line, screen_rows); |
| 380 |
break; |
break; |
|
case KEY_NULL: |
|
|
case KEY_TIMEOUT: |
|
| 381 |
case KEY_LEFT: |
case KEY_LEFT: |
| 382 |
case 'q': |
case 'q': |
| 383 |
case 'Q': |
case 'Q': |
| 386 |
case '?': |
case '?': |
| 387 |
case 'h': |
case 'h': |
| 388 |
case 'H': |
case 'H': |
| 389 |
|
if (!show_help) |
| 390 |
|
{ |
| 391 |
|
break; |
| 392 |
|
} |
| 393 |
|
|
| 394 |
// Display help information |
// Display help information |
| 395 |
strcpy(temp, app_home_dir); |
show_help = 0; |
| 396 |
strcat(temp, "data/read_help.txt"); |
display_file_ex(DATA_READ_HELP, begin_line, 1); |
| 397 |
display_file_ex(temp, begin_line, 1); |
show_help = 1; |
| 398 |
|
|
| 399 |
// Refresh after display help information |
// Refresh after display help information |
| 400 |
c_line_current -= (line - 1); |
c_line_current -= (line - 1); |
| 406 |
input_ok = 0; |
input_ok = 0; |
| 407 |
break; |
break; |
| 408 |
} |
} |
| 409 |
|
|
| 410 |
|
BBS_last_access_tm = time(0); |
| 411 |
} |
} |
| 412 |
|
|
| 413 |
continue; |
continue; |
| 420 |
log_error("Error length exceeds buffer size: %d\n", len); |
log_error("Error length exceeds buffer size: %d\n", len); |
| 421 |
len = LINE_BUFFER_LEN - 1; |
len = LINE_BUFFER_LEN - 1; |
| 422 |
} |
} |
| 423 |
if (fgets(buffer, len + 1, fin) == NULL) |
if (fgets(buffer, (int)len + 1, fin) == NULL) |
| 424 |
{ |
{ |
| 425 |
log_error("Reach EOF\n"); |
log_error("Reach EOF\n"); |
| 426 |
break; |
break; |
| 432 |
line++; |
line++; |
| 433 |
} |
} |
| 434 |
|
|
| 435 |
|
cleanup: |
| 436 |
free(p_line_offsets); |
free(p_line_offsets); |
| 437 |
fclose(fin); |
fclose(fin); |
| 438 |
|
|
| 441 |
|
|
| 442 |
int show_top(char *status) |
int show_top(char *status) |
| 443 |
{ |
{ |
| 444 |
char buffer[LINE_BUFFER_LEN]; |
int end_of_line; |
| 445 |
|
int display_len; |
| 446 |
|
unsigned int len; |
| 447 |
|
|
| 448 |
str_space(buffer, 20 - strlen(BBS_current_section_name)); |
char space1[LINE_BUFFER_LEN]; |
| 449 |
|
char space2[LINE_BUFFER_LEN]; |
| 450 |
|
|
| 451 |
|
len = split_line(status, 20, &end_of_line, &display_len); |
| 452 |
|
if (end_of_line) |
| 453 |
|
{ |
| 454 |
|
status[len] = '\0'; |
| 455 |
|
} |
| 456 |
|
str_space(space1, 31 - display_len); |
| 457 |
|
|
| 458 |
|
len = split_line(BBS_current_section_name, 20, &end_of_line, &display_len); |
| 459 |
|
if (end_of_line) |
| 460 |
|
{ |
| 461 |
|
status[len] = '\0'; |
| 462 |
|
} |
| 463 |
|
str_space(space2, 30 - display_len); |
| 464 |
|
|
| 465 |
moveto(1, 0); |
moveto(1, 0); |
| 466 |
clrtoeol(); |
clrtoeol(); |
| 467 |
prints("\033[1;44;33m%-20s \033[37m%20s" |
prints("\033[1;44;33m%s \033[37m%s%s%s\033[33m 讨论区 [%s]\033[m", |
| 468 |
" %s\033[33m讨论区 [%s]\033[m", |
status, space1, BBS_name, space2, BBS_current_section_name); |
|
status, BBS_name, buffer, BBS_current_section_name); |
|
| 469 |
iflush(); |
iflush(); |
| 470 |
|
|
| 471 |
return 0; |
return 0; |
| 474 |
int show_bottom(char *msg) |
int show_bottom(char *msg) |
| 475 |
{ |
{ |
| 476 |
char str_time[LINE_BUFFER_LEN]; |
char str_time[LINE_BUFFER_LEN]; |
| 477 |
char str_time_onine[20]; |
char space[LINE_BUFFER_LEN]; |
|
char buffer[LINE_BUFFER_LEN]; |
|
| 478 |
time_t time_online; |
time_t time_online; |
| 479 |
struct tm *tm_online; |
struct tm *tm_online; |
| 480 |
|
|
| 481 |
get_time_str(str_time, sizeof(str_time)); |
get_time_str(str_time, sizeof(str_time)); |
| 482 |
str_space(buffer, 33 - strlen(BBS_username)); |
str_space(space, 34 - (int)strnlen(BBS_username, sizeof(BBS_username))); |
| 483 |
|
|
| 484 |
time_online = time(0) - BBS_login_tm; |
time_online = time(0) - BBS_login_tm; |
| 485 |
tm_online = gmtime(&time_online); |
tm_online = gmtime(&time_online); |
| 486 |
|
|
| 487 |
moveto(screen_rows, 0); |
moveto(screen_rows, 0); |
| 488 |
clrtoeol(); |
clrtoeol(); |
| 489 |
prints("\033[1;44;33m[\033[36m%s\033[33m]" |
prints("\033[1;44;33m[\033[36m%s\033[33m]%s帐号[\033[36m%s\033[33m]" |
|
"%s帐号[\033[36m%s\033[33m]" |
|
| 490 |
"[\033[36m%1d\033[33m:\033[36m%2d\033[33m:\033[36m%2d\033[33m]\033[m", |
"[\033[36m%1d\033[33m:\033[36m%2d\033[33m:\033[36m%2d\033[33m]\033[m", |
| 491 |
str_time, buffer, BBS_username, tm_online->tm_mday - 1, |
str_time, space, BBS_username, tm_online->tm_mday - 1, |
| 492 |
tm_online->tm_hour, tm_online->tm_min); |
tm_online->tm_hour, tm_online->tm_min); |
| 493 |
iflush(); |
iflush(); |
| 494 |
|
|
| 501 |
char buffer[LINE_BUFFER_LEN]; |
char buffer[LINE_BUFFER_LEN]; |
| 502 |
FILE *fin; |
FILE *fin; |
| 503 |
static int line; |
static int line; |
| 504 |
int len; |
unsigned int len; |
| 505 |
int end_of_line; |
int end_of_line; |
| 506 |
|
int display_len; |
|
sprintf(filename, "%sdata/active_board.txt", app_home_dir); |
|
| 507 |
|
|
| 508 |
clrline(3, 2 + ACTIVE_BOARD_HEIGHT); |
clrline(3, 2 + ACTIVE_BOARD_HEIGHT); |
| 509 |
|
|
| 510 |
if ((fin = fopen(filename, "r")) == NULL) |
if ((fin = fopen(DATA_ACTIVE_BOARD, "r")) == NULL) |
| 511 |
{ |
{ |
| 512 |
log_error("Unable to open file %s\n", filename); |
log_error("Unable to open file %s\n", filename); |
| 513 |
return -1; |
return -1; |
| 531 |
break; |
break; |
| 532 |
} |
} |
| 533 |
line++; |
line++; |
| 534 |
len = split_line(buffer, screen_cols, &end_of_line); |
len = split_line(buffer, screen_cols, &end_of_line, &display_len); |
| 535 |
buffer[len] = '\0'; // Truncate over-length line |
buffer[len] = '\0'; // Truncate over-length line |
| 536 |
moveto(3 + i, 0); |
moveto(3 + i, 0); |
| 537 |
prints("%s", buffer); |
prints("%s", buffer); |