| 20 |
#include "str_process.h" |
#include "str_process.h" |
| 21 |
#include "log.h" |
#include "log.h" |
| 22 |
#include "io.h" |
#include "io.h" |
| 23 |
|
#include "editor.h" |
| 24 |
#include "file_loader.h" |
#include "file_loader.h" |
| 25 |
#include <fcntl.h> |
#include <fcntl.h> |
| 26 |
#include <ctype.h> |
#include <ctype.h> |
| 232 |
return len; |
return len; |
| 233 |
} |
} |
| 234 |
|
|
| 235 |
int display_data(const void *p_data, long line_total, const long *p_line_offsets, int begin_line, int eof_exit, |
int display_data(const void *p_data, long display_line_total, const long *p_line_offsets, int eof_exit, |
| 236 |
display_data_key_handler key_handler, const char *help_filename) |
display_data_key_handler key_handler, const char *help_filename) |
| 237 |
{ |
{ |
| 238 |
static int show_help = 1; |
static int show_help = 1; |
| 239 |
char buffer[LINE_BUFFER_LEN]; |
char buffer[LINE_BUFFER_LEN]; |
| 240 |
DISPLAY_CTX ctx; |
DISPLAY_CTX ctx; |
| 241 |
int ch = 0; |
int ch = 0; |
| 242 |
int input_ok, line, max_lines; |
int input_ok, screen_current_line; |
| 243 |
|
const int screen_begin_line = 1; |
| 244 |
|
int screen_end_line = SCREEN_ROWS - 1; |
| 245 |
|
const int screen_line_total = screen_end_line - screen_begin_line + 1; |
| 246 |
long int line_current = 0; |
long int line_current = 0; |
| 247 |
long int len; |
long int len; |
| 248 |
long int percentile; |
long int percentile; |
| 249 |
int loop; |
int loop; |
| 250 |
int eol, display_len; |
int eol, display_len; |
| 251 |
|
|
| 252 |
clrline(begin_line, SCREEN_ROWS); |
clrline(screen_begin_line, SCREEN_ROWS); |
| 253 |
line = begin_line; |
screen_current_line = screen_begin_line; |
|
max_lines = SCREEN_ROWS - 1; |
|
| 254 |
|
|
| 255 |
// update msg_ext with extended key handler |
// update msg_ext with extended key handler |
| 256 |
if (key_handler(&ch, &ctx) != 0) |
if (key_handler(&ch, &ctx) != 0) |
| 261 |
loop = 1; |
loop = 1; |
| 262 |
while (!SYS_server_exit && loop) |
while (!SYS_server_exit && loop) |
| 263 |
{ |
{ |
| 264 |
if (eof_exit > 0 && line_current >= line_total && line_total <= SCREEN_ROWS - 2) |
if (eof_exit > 0 && line_current >= display_line_total && display_line_total <= screen_line_total) |
| 265 |
{ |
{ |
| 266 |
if (eof_exit == 1) |
if (eof_exit == 1) |
| 267 |
{ |
{ |
| 276 |
break; |
break; |
| 277 |
} |
} |
| 278 |
|
|
| 279 |
if (line_current >= line_total || line >= max_lines) |
if (line_current >= display_line_total || screen_current_line > screen_end_line) |
| 280 |
{ |
{ |
| 281 |
ctx.reach_begin = (line_current < line ? 1 : 0); |
ctx.reach_begin = (line_current < screen_current_line ? 1 : 0); |
| 282 |
|
|
| 283 |
if (line_current - (line - 1) + (SCREEN_ROWS - 2) < line_total) |
if (line_current - (screen_current_line - screen_begin_line) + screen_line_total < display_line_total) |
| 284 |
{ |
{ |
| 285 |
percentile = (line_current - (line - 1) + (SCREEN_ROWS - 2)) * 100 / line_total; |
percentile = (line_current - (screen_current_line - screen_begin_line) + screen_line_total) * 100 / display_line_total; |
| 286 |
ctx.reach_end = 0; |
ctx.reach_end = 0; |
| 287 |
} |
} |
| 288 |
else |
else |
| 291 |
ctx.reach_end = 1; |
ctx.reach_end = 1; |
| 292 |
} |
} |
| 293 |
|
|
| 294 |
ctx.line_top = line_current - (line - 1) + 1; |
ctx.line_top = line_current - (screen_current_line - screen_begin_line) + 1; |
| 295 |
ctx.line_bottom = MIN(line_current - (line - 1) + (SCREEN_ROWS - 2), line_total); |
ctx.line_bottom = MIN(line_current - (screen_current_line - screen_begin_line) + screen_line_total, display_line_total); |
| 296 |
|
|
| 297 |
snprintf(buffer, sizeof(buffer), |
snprintf(buffer, sizeof(buffer), |
| 298 |
"\033[1;44;33m第\033[32m%ld\033[33m-\033[32m%ld\033[33m行 (\033[32m%ld%%\033[33m) %s", |
"\033[1;44;33m第\033[32m%ld\033[33m-\033[32m%ld\033[33m行 (\033[32m%ld%%\033[33m) %s", |
| 331 |
case KEY_TIMEOUT: |
case KEY_TIMEOUT: |
| 332 |
goto cleanup; |
goto cleanup; |
| 333 |
case KEY_HOME: |
case KEY_HOME: |
| 334 |
if (line_current - line < 0) // Reach begin |
if (line_current - screen_current_line < 0) // Reach begin |
| 335 |
{ |
{ |
| 336 |
break; |
break; |
| 337 |
} |
} |
| 338 |
line_current = 0; |
line_current = 0; |
| 339 |
line = begin_line; |
screen_current_line = screen_begin_line; |
| 340 |
max_lines = SCREEN_ROWS - 1; |
screen_end_line = SCREEN_ROWS - 1; |
| 341 |
clrline(begin_line, SCREEN_ROWS); |
clrline(screen_begin_line, SCREEN_ROWS); |
| 342 |
break; |
break; |
| 343 |
case KEY_END: |
case KEY_END: |
| 344 |
if (line_total < SCREEN_ROWS - 2) |
if (display_line_total < screen_line_total) |
| 345 |
{ |
{ |
| 346 |
break; |
break; |
| 347 |
} |
} |
| 348 |
line_current = line_total - (SCREEN_ROWS - 2); |
line_current = display_line_total - screen_line_total; |
| 349 |
line = begin_line; |
screen_current_line = screen_begin_line; |
| 350 |
max_lines = SCREEN_ROWS - 1; |
screen_end_line = SCREEN_ROWS - 1; |
| 351 |
clrline(begin_line, SCREEN_ROWS); |
clrline(screen_begin_line, SCREEN_ROWS); |
| 352 |
break; |
break; |
| 353 |
case KEY_UP: |
case KEY_UP: |
| 354 |
if (line_current - line < 0) // Reach begin |
if (line_current - screen_current_line < 0) // Reach begin |
| 355 |
{ |
{ |
| 356 |
break; |
break; |
| 357 |
} |
} |
| 358 |
line_current -= line; |
line_current -= screen_current_line; |
| 359 |
line = begin_line; |
screen_current_line = screen_begin_line; |
| 360 |
// max_lines = begin_line + 1; |
// screen_end_line = screen_begin_line; |
| 361 |
// prints("\033[T"); // Scroll down 1 line |
// prints("\033[T"); // Scroll down 1 line |
| 362 |
max_lines = SCREEN_ROWS - 1; // Legacy Fterm only works with this line |
screen_end_line = SCREEN_ROWS - 1; // Legacy Fterm only works with this line |
| 363 |
break; |
break; |
| 364 |
case CR: |
case CR: |
| 365 |
igetch_reset(); |
igetch_reset(); |
| 366 |
case KEY_SPACE: |
case KEY_SPACE: |
| 367 |
case KEY_DOWN: |
case KEY_DOWN: |
| 368 |
if (line_current + ((SCREEN_ROWS - 2) - (line - 1)) >= line_total) // Reach end |
if (line_current + (screen_line_total - (screen_current_line - screen_begin_line)) >= display_line_total) // Reach end |
| 369 |
{ |
{ |
| 370 |
break; |
break; |
| 371 |
} |
} |
| 372 |
line_current += ((SCREEN_ROWS - 2) - (line - 1)); |
line_current += (screen_line_total - (screen_current_line - screen_begin_line)); |
| 373 |
line = SCREEN_ROWS - 2; |
screen_current_line = screen_line_total; |
| 374 |
max_lines = SCREEN_ROWS - 1; |
screen_end_line = SCREEN_ROWS - 1; |
| 375 |
moveto(SCREEN_ROWS, 0); |
moveto(SCREEN_ROWS, 0); |
| 376 |
clrtoeol(); |
clrtoeol(); |
| 377 |
prints("\033[S"); // Scroll up 1 line |
prints("\033[S"); // Scroll up 1 line |
| 378 |
break; |
break; |
| 379 |
case KEY_PGUP: |
case KEY_PGUP: |
| 380 |
if (line_current - line < 0) // Reach begin |
if (line_current - screen_current_line < 0) // Reach begin |
| 381 |
{ |
{ |
| 382 |
break; |
break; |
| 383 |
} |
} |
| 384 |
line_current -= ((SCREEN_ROWS - 3) + (line - 1)); |
line_current -= ((screen_line_total - 1) + (screen_current_line - screen_begin_line)); |
| 385 |
if (line_current < 0) |
if (line_current < 0) |
| 386 |
{ |
{ |
| 387 |
line_current = 0; |
line_current = 0; |
| 388 |
} |
} |
| 389 |
line = begin_line; |
screen_current_line = screen_begin_line; |
| 390 |
max_lines = SCREEN_ROWS - 1; |
screen_end_line = SCREEN_ROWS - 1; |
| 391 |
clrline(begin_line, SCREEN_ROWS); |
clrline(screen_begin_line, SCREEN_ROWS); |
| 392 |
break; |
break; |
| 393 |
case KEY_PGDN: |
case KEY_PGDN: |
| 394 |
if (line_current + (SCREEN_ROWS - 2) - (line - 1) >= line_total) // Reach end |
if (line_current + screen_line_total - (screen_current_line - screen_begin_line) >= display_line_total) // Reach end |
| 395 |
{ |
{ |
| 396 |
break; |
break; |
| 397 |
} |
} |
| 398 |
line_current += (SCREEN_ROWS - 3) - (line - 1); |
line_current += (screen_line_total - 1) - (screen_current_line - screen_begin_line); |
| 399 |
if (line_current + SCREEN_ROWS - 2 > line_total) // No enough lines to display |
if (line_current + screen_line_total > display_line_total) // No enough lines to display |
| 400 |
{ |
{ |
| 401 |
line_current = line_total - (SCREEN_ROWS - 2); |
line_current = display_line_total - screen_line_total; |
| 402 |
} |
} |
| 403 |
line = begin_line; |
screen_current_line = screen_begin_line; |
| 404 |
max_lines = SCREEN_ROWS - 1; |
screen_end_line = SCREEN_ROWS - 1; |
| 405 |
clrline(begin_line, SCREEN_ROWS); |
clrline(screen_begin_line, SCREEN_ROWS); |
| 406 |
break; |
break; |
| 407 |
case KEY_ESC: |
case KEY_ESC: |
| 408 |
case KEY_LEFT: |
case KEY_LEFT: |
| 413 |
{ |
{ |
| 414 |
break; |
break; |
| 415 |
} |
} |
|
|
|
| 416 |
// Display help information |
// Display help information |
| 417 |
show_help = 0; |
show_help = 0; |
| 418 |
display_file(help_filename, begin_line, 1); |
display_file(help_filename, 1); |
| 419 |
show_help = 1; |
show_help = 1; |
| 420 |
case KEY_F5: |
case KEY_F5: |
| 421 |
// Refresh after display help information |
// Refresh after display help information |
| 422 |
line_current -= (line - 1); |
line_current -= (screen_current_line - screen_begin_line); |
| 423 |
line = begin_line; |
screen_current_line = screen_begin_line; |
| 424 |
max_lines = SCREEN_ROWS - 1; |
screen_end_line = SCREEN_ROWS - 1; |
| 425 |
clrline(begin_line, SCREEN_ROWS); |
clrline(screen_begin_line, SCREEN_ROWS); |
| 426 |
|
break; |
| 427 |
|
case KEY_F2: // For test only |
| 428 |
|
EDITOR_DATA *p_editor_data; |
| 429 |
|
size_t data_new_len = strlen(p_data) + 1; |
| 430 |
|
|
| 431 |
|
char *p_data_new = malloc(data_new_len); |
| 432 |
|
if (p_data_new == NULL) |
| 433 |
|
{ |
| 434 |
|
break; |
| 435 |
|
} |
| 436 |
|
p_editor_data = editor_data_load(p_data); |
| 437 |
|
if (p_editor_data == NULL) |
| 438 |
|
{ |
| 439 |
|
free(p_data_new); |
| 440 |
|
break; |
| 441 |
|
} |
| 442 |
|
|
| 443 |
|
editor_display(p_editor_data); |
| 444 |
|
editor_data_save(p_editor_data, p_data_new, data_new_len); |
| 445 |
|
|
| 446 |
|
if (strcmp(p_data, p_data_new) != 0) |
| 447 |
|
{ |
| 448 |
|
log_error("Data was changed\n"); |
| 449 |
|
} |
| 450 |
|
|
| 451 |
|
editor_data_cleanup(p_editor_data); |
| 452 |
|
p_editor_data = NULL; |
| 453 |
|
free(p_data_new); |
| 454 |
|
p_data_new = NULL; |
| 455 |
|
|
| 456 |
|
// Refresh after display editor |
| 457 |
|
line_current -= (screen_current_line - screen_begin_line); |
| 458 |
|
screen_current_line = screen_begin_line; |
| 459 |
|
screen_end_line = SCREEN_ROWS - 1; |
| 460 |
|
clrline(screen_begin_line, SCREEN_ROWS); |
| 461 |
break; |
break; |
| 462 |
case 0: // Refresh bottom line |
case 0: // Refresh bottom line |
| 463 |
break; |
break; |
| 473 |
} |
} |
| 474 |
|
|
| 475 |
len = p_line_offsets[line_current + 1] - p_line_offsets[line_current]; |
len = p_line_offsets[line_current + 1] - p_line_offsets[line_current]; |
| 476 |
if (len >= LINE_BUFFER_LEN) |
if (len >= sizeof(buffer)) |
| 477 |
|
{ |
| 478 |
|
log_error("Buffer overflow: len=%ld(%ld - %ld) line=%ld \n", |
| 479 |
|
len, p_line_offsets[line_current + 1], p_line_offsets[line_current], line_current); |
| 480 |
|
len = sizeof(buffer) - 1; |
| 481 |
|
} |
| 482 |
|
else if (len < 0) |
| 483 |
{ |
{ |
| 484 |
log_error("buffer overflow: len=%ld(%ld - %ld) line=%ld \n", |
log_error("Incorrect line offsets: len=%ld(%ld - %ld) line=%ld \n", |
| 485 |
len, p_line_offsets[line_current + 1], p_line_offsets[line_current], line_current); |
len, p_line_offsets[line_current + 1], p_line_offsets[line_current], line_current); |
| 486 |
len = LINE_BUFFER_LEN - 1; |
len = 0; |
| 487 |
} |
} |
| 488 |
|
|
| 489 |
memcpy(buffer, (const char *)p_data + p_line_offsets[line_current], (size_t)len); |
memcpy(buffer, (const char *)p_data + p_line_offsets[line_current], (size_t)len); |
| 490 |
buffer[len] = '\0'; |
buffer[len] = '\0'; |
| 491 |
|
|
| 492 |
moveto(line, 0); |
moveto(screen_current_line, 0); |
| 493 |
clrtoeol(); |
clrtoeol(); |
| 494 |
prints("%s", buffer); |
prints("%s", buffer); |
| 495 |
line_current++; |
line_current++; |
| 496 |
line++; |
screen_current_line++; |
| 497 |
} |
} |
| 498 |
|
|
| 499 |
cleanup: |
cleanup: |
| 506 |
{ |
{ |
| 507 |
case 0: // Set msg |
case 0: // Set msg |
| 508 |
snprintf(p_ctx->msg, sizeof(p_ctx->msg), |
snprintf(p_ctx->msg, sizeof(p_ctx->msg), |
| 509 |
"| 返回[\033[32m←\033[33m,\033[32mESC\033[33m] │ " |
"| 返回[\033[32m←\033[33m,\033[32mESC\033[33m] | " |
| 510 |
"移动[\033[32m↑\033[33m/\033[32m↓\033[33m/\033[32mPgUp\033[33m/\033[32mPgDn\033[33m] │ " |
"移动[\033[32m↑\033[33m/\033[32m↓\033[33m/\033[32mPgUp\033[33m/\033[32mPgDn\033[33m] | " |
| 511 |
"帮助[\033[32mh\033[33m] |"); |
"帮助[\033[32mh\033[33m] |"); |
| 512 |
break; |
break; |
| 513 |
} |
} |
| 515 |
return 0; |
return 0; |
| 516 |
} |
} |
| 517 |
|
|
| 518 |
int display_file(const char *filename, int begin_line, int eof_exit) |
int display_file(const char *filename, int eof_exit) |
| 519 |
{ |
{ |
| 520 |
int ret; |
int ret; |
| 521 |
const void *p_shm; |
const void *p_shm; |
| 530 |
return KEY_NULL; |
return KEY_NULL; |
| 531 |
} |
} |
| 532 |
|
|
| 533 |
ret = display_data(p_data, line_total, p_line_offsets, begin_line, eof_exit, display_file_key_handler, DATA_READ_HELP); |
ret = display_data(p_data, line_total, p_line_offsets, eof_exit, display_file_key_handler, DATA_READ_HELP); |
| 534 |
|
|
| 535 |
if (detach_file_shm(p_shm) < 0) |
if (detach_file_shm(p_shm) < 0) |
| 536 |
{ |
{ |
| 584 |
int msg_len; |
int msg_len; |
| 585 |
int len; |
int len; |
| 586 |
int len_username; |
int len_username; |
| 587 |
|
char str_tm_online[LINE_BUFFER_LEN]; |
| 588 |
|
|
| 589 |
get_time_str(str_time, sizeof(str_time)); |
get_time_str(str_time, sizeof(str_time)); |
| 590 |
|
|
| 602 |
|
|
| 603 |
time_online = time(0) - BBS_login_tm; |
time_online = time(0) - BBS_login_tm; |
| 604 |
tm_online = gmtime(&time_online); |
tm_online = gmtime(&time_online); |
| 605 |
|
if (tm_online->tm_mday > 1) |
| 606 |
|
{ |
| 607 |
|
snprintf(str_tm_online, sizeof(str_tm_online), |
| 608 |
|
"\033[36m%2d\033[33m天\033[36m%2d\033[33m时", |
| 609 |
|
tm_online->tm_mday - 1, tm_online->tm_hour); |
| 610 |
|
} |
| 611 |
|
else |
| 612 |
|
{ |
| 613 |
|
snprintf(str_tm_online, sizeof(str_tm_online), |
| 614 |
|
"\033[36m%2d\033[33m时\033[36m%2d\033[33m分", |
| 615 |
|
tm_online->tm_hour, tm_online->tm_min); |
| 616 |
|
} |
| 617 |
|
|
| 618 |
moveto(SCREEN_ROWS, 0); |
moveto(SCREEN_ROWS, 0); |
| 619 |
clrtoeol(); |
clrtoeol(); |
| 620 |
prints("\033[1;44;33m时间[\033[36m%s\033[33m]%s%*s \033[33m帐号[\033[36m%s\033[33m]" |
prints("\033[1;44;33m时间[\033[36m%s\033[33m]%s%*s \033[33m帐号[\033[36m%s\033[33m][%s\033[33m]\033[m", |
| 621 |
"[\033[36m%1d\033[33m天\033[36m%2d\033[33m时\033[36m%2d\033[33m分]\033[m", |
str_time, msg_f, 38 - msg_len - len_username, "", BBS_username, str_tm_online); |
|
str_time, msg_f, 35 - msg_len - len_username, "", BBS_username, |
|
|
tm_online->tm_mday - 1, tm_online->tm_hour, tm_online->tm_min); |
|
| 622 |
|
|
| 623 |
return 0; |
return 0; |
| 624 |
} |
} |