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#include "io.h" |
#include "io.h" |
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#include "file_loader.h" |
#include "file_loader.h" |
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#include <fcntl.h> |
#include <fcntl.h> |
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#include <string.h> |
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#include <ctype.h> |
#include <ctype.h> |
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#include <unistd.h> |
#include <unistd.h> |
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#include <stdlib.h> |
#include <stdlib.h> |
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#include <sys/param.h> |
#include <sys/param.h> |
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#include <sys/shm.h> |
#include <sys/shm.h> |
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#define _POSIX_C_SOURCE 200809L |
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#include <string.h> |
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#define ACTIVE_BOARD_HEIGHT 8 |
#define ACTIVE_BOARD_HEIGHT 8 |
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#define STR_TOP_LEFT_MAX_LEN 40 |
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#define STR_TOP_MIDDLE_MAX_LEN 20 |
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#define STR_TOP_RIGHT_MAX_LEN 20 |
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void moveto(int row, int col) |
void moveto(int row, int col) |
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{ |
{ |
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if (row >= 0) |
if (row >= 0) |
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return len; |
return len; |
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} |
} |
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int display_file_ex(const char *filename, int begin_line, int wait) |
int display_data(const void *p_data, long line_total, const long *p_line_offsets, int begin_line, int wait) |
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{ |
{ |
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static int show_help = 1; |
static int show_help = 1; |
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char buffer[LINE_BUFFER_LEN]; |
char buffer[LINE_BUFFER_LEN]; |
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int ch = KEY_NULL; |
int ch = KEY_NULL; |
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int input_ok, line, max_lines; |
int input_ok, line, max_lines; |
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long int line_current = 0; |
long int line_current = 0; |
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const void *p_shm; |
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size_t data_len; |
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long line_total; |
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const void *p_data; |
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const long *p_line_offsets; |
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long int len; |
long int len; |
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long int percentile; |
long int percentile; |
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int loop; |
int loop; |
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int eol, display_len; |
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if ((p_shm = get_file_shm_readonly(filename, &data_len, &line_total, &p_data, &p_line_offsets)) == NULL) |
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{ |
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log_error("get_file_shm(%s) error\n", filename); |
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return KEY_NULL; |
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} |
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clrline(begin_line, SCREEN_ROWS); |
clrline(begin_line, SCREEN_ROWS); |
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line = begin_line; |
line = begin_line; |
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percentile = 100; |
percentile = 100; |
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} |
} |
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snprintf(buffer, sizeof(buffer), |
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"\033[1;44;33m第\033[36m%ld\033[33m-\033[36m%ld\033[33m行 (\033[36m%ld%%\033[33m) │ " |
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"返回[\033[36m←\033[33m,\033[36mESC\033[33m] │ 移动[\033[36m↑\033[33m/\033[36m↓\033[33m/\033[36mPgUp\033[33m/\033[36mPgDn\033[33m] │ " |
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"帮助[\033[36mh\033[33m] │", |
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line_current - (line - 1) + 1, |
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MIN(line_current - (line - 1) + (SCREEN_ROWS - 2), line_total), |
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percentile); |
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len = split_line(buffer, SCREEN_COLS, &eol, &display_len); |
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for (;display_len < SCREEN_COLS; display_len++) |
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{ |
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buffer[len++] = ' '; |
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} |
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buffer[len] = '\0'; |
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strncat(buffer, "\033[m", sizeof(buffer) - 1 - strnlen(buffer, sizeof(buffer))); |
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moveto(SCREEN_ROWS, 0); |
moveto(SCREEN_ROWS, 0); |
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prints("\033[1;44;32m%s (%d%%)%s\033[33m │ 结束 ← <q> │ ↑/↓/PgUp/PgDn 移动 │ ? 辅助说明 │ \033[m", |
prints(buffer); |
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(percentile < 100 ? "下面还有喔" : "没有更多了"), percentile, |
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(percentile < 10 ? " " : (percentile < 100 ? " " : ""))); |
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iflush(); |
iflush(); |
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input_ok = 0; |
input_ok = 0; |
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break; |
break; |
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case CR: |
case CR: |
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igetch_reset(); |
igetch_reset(); |
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case KEY_SPACE: |
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case KEY_DOWN: |
case KEY_DOWN: |
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if (line_current + ((SCREEN_ROWS - 2) - (line - 1)) >= line_total) // Reach bottom |
if (line_current + ((SCREEN_ROWS - 2) - (line - 1)) >= line_total) // Reach bottom |
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{ |
{ |
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prints("\033[S"); // Scroll up 1 line |
prints("\033[S"); // Scroll up 1 line |
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break; |
break; |
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case KEY_PGUP: |
case KEY_PGUP: |
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case Ctrl('B'): |
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if (line_current - line < 0) // Reach top |
if (line_current - line < 0) // Reach top |
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{ |
{ |
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break; |
break; |
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max_lines = SCREEN_ROWS - 1; |
max_lines = SCREEN_ROWS - 1; |
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clrline(begin_line, SCREEN_ROWS); |
clrline(begin_line, SCREEN_ROWS); |
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break; |
break; |
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case KEY_RIGHT: |
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case KEY_PGDN: |
case KEY_PGDN: |
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case Ctrl('F'): |
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case KEY_SPACE: |
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if (line_current + (SCREEN_ROWS - 2) - (line - 1) >= line_total) // Reach bottom |
if (line_current + (SCREEN_ROWS - 2) - (line - 1) >= line_total) // Reach bottom |
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{ |
{ |
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break; |
break; |
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max_lines = SCREEN_ROWS - 1; |
max_lines = SCREEN_ROWS - 1; |
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clrline(begin_line, SCREEN_ROWS); |
clrline(begin_line, SCREEN_ROWS); |
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break; |
break; |
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case KEY_ESC: |
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case KEY_LEFT: |
case KEY_LEFT: |
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case 'q': |
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case 'Q': |
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loop = 0; |
loop = 0; |
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break; |
break; |
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case '?': |
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case 'h': |
case 'h': |
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case 'H': |
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if (!show_help) |
if (!show_help) |
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{ |
{ |
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break; |
break; |
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// Display help information |
// Display help information |
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show_help = 0; |
show_help = 0; |
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display_file_ex(DATA_READ_HELP, begin_line, 1); |
display_file(DATA_READ_HELP, begin_line, 1); |
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show_help = 1; |
show_help = 1; |
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// Refresh after display help information |
// Refresh after display help information |
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} |
} |
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cleanup: |
cleanup: |
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return ch; |
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} |
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int display_file(const char *filename, int begin_line, int wait) |
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{ |
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int ch = KEY_NULL; |
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const void *p_shm; |
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size_t data_len; |
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long line_total; |
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const void *p_data; |
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const long *p_line_offsets; |
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if ((p_shm = get_file_shm_readonly(filename, &data_len, &line_total, &p_data, &p_line_offsets)) == NULL) |
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{ |
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log_error("get_file_shm(%s) error\n", filename); |
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return KEY_NULL; |
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} |
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ch = display_data(p_data, line_total, p_line_offsets, begin_line, wait); |
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if (detach_file_shm(p_shm) < 0) |
if (detach_file_shm(p_shm) < 0) |
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{ |
{ |
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log_error("detach_file_shm(%s) error\n", filename); |
log_error("detach_file_shm(%s) error\n", filename); |
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return ch; |
return ch; |
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} |
} |
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int show_top(const char *status) |
int show_top(const char *str_left, const char *str_middle, const char *str_right) |
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{ |
{ |
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char status_f[21]; |
char str_left_f[STR_TOP_LEFT_MAX_LEN + 1]; |
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int truncate; |
char str_middle_f[STR_TOP_MIDDLE_MAX_LEN + 1]; |
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int status_len; |
char str_right_f[STR_TOP_RIGHT_MAX_LEN + 1]; |
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int section_name_len; |
int str_left_len; |
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int str_middle_len; |
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int str_right_len; |
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int eol; |
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int len; |
int len; |
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strncpy(status_f, status, sizeof(status_f) - 1); |
strncpy(str_left_f, str_left, sizeof(str_left_f) - 1); |
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status_f[sizeof(status_f) - 1] = '\0'; |
str_left_f[sizeof(str_left_f) - 1] = '\0'; |
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len = split_line(str_left_f, STR_TOP_LEFT_MAX_LEN, &eol, &str_left_len); |
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len = split_line(status_f, 20, &truncate, &status_len); |
str_left_f[len] = '\0'; |
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if (truncate) |
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{ |
strncpy(str_middle_f, str_middle, sizeof(str_middle_f) - 1); |
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log_error("Status string is truncated\n"); |
str_middle_f[sizeof(str_middle_f) - 1] = '\0'; |
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status_f[len] = '\0'; |
len = split_line(str_middle, STR_TOP_MIDDLE_MAX_LEN, &eol, &str_middle_len); |
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} |
str_middle_f[len] = '\0'; |
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len = split_line(BBS_current_section_name, BBS_section_name_max_len, &truncate, §ion_name_len); |
strncpy(str_right_f, str_right, sizeof(str_right_f) - 1); |
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if (truncate) |
str_right_f[sizeof(str_right_f) - 1] = '\0'; |
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{ |
len = split_line(str_right, STR_TOP_RIGHT_MAX_LEN, &eol, &str_right_len); |
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log_error("Section name is truncated\n"); |
str_right_f[len] = '\0'; |
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} |
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moveto(1, 0); |
moveto(1, 0); |
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clrtoeol(); |
clrtoeol(); |
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prints("\033[1;44;33m%s\033[37m%*s%*s\033[33m 讨论区 [%s]\033[m", |
prints("\033[1;44;33m%s\033[37m%*s\033[33m%*s\033[m", |
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status_f, 44 - status_len, BBS_name, 26 - section_name_len, "", BBS_current_section_name); |
str_left_f, 44 - str_left_len, str_middle_f, 36, str_right_f); |
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return 0; |
return 0; |
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} |
} |
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char str_time[LINE_BUFFER_LEN]; |
char str_time[LINE_BUFFER_LEN]; |
| 491 |
time_t time_online; |
time_t time_online; |
| 492 |
struct tm *tm_online; |
struct tm *tm_online; |
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char msg_f[21]; |
char msg_f[LINE_BUFFER_LEN]; |
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int truncate; |
int eol; |
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int msg_len; |
int msg_len; |
| 496 |
int len; |
int len; |
| 497 |
int len_username; |
int len_username; |
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get_time_str(str_time, sizeof(str_time)); |
get_time_str(str_time, sizeof(str_time)); |
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| 501 |
strncpy(msg_f, msg, sizeof(msg_f) - 1); |
msg_f[0] = '\0'; |
| 502 |
msg_f[sizeof(msg_f) - 1] = '\0'; |
msg_len = 0; |
| 503 |
|
if (msg != NULL) |
| 504 |
len = split_line(msg_f, 20, &truncate, &msg_len); |
{ |
| 505 |
if (truncate) |
strncpy(msg_f, msg, sizeof(msg_f) - 1); |
| 506 |
{ |
msg_f[sizeof(msg_f) - 1] = '\0'; |
| 507 |
log_error("Status string is truncated\n"); |
len = split_line(msg_f, 23, &eol, &msg_len); |
| 508 |
msg_f[len] = '\0'; |
msg_f[len] = '\0'; |
| 509 |
} |
} |
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| 515 |
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| 516 |
moveto(SCREEN_ROWS, 0); |
moveto(SCREEN_ROWS, 0); |
| 517 |
clrtoeol(); |
clrtoeol(); |
| 518 |
prints("\033[1;44;33m[\033[36m%s\033[33m]%*s%*s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]" |
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"[\033[36m%1d\033[33m天\033[36m%2d\033[33m时\033[36m%2d\033[33m分]\033[m", |
"[\033[36m%1d\033[33m天\033[36m%2d\033[33m时\033[36m%2d\033[33m分]\033[m", |
| 520 |
str_time, 21, msg_f, 9 - len_username, "", BBS_username, |
str_time, msg_f, 35 - msg_len - len_username, "", BBS_username, |
| 521 |
tm_online->tm_mday - 1, tm_online->tm_hour, tm_online->tm_min); |
tm_online->tm_mday - 1, tm_online->tm_hour, tm_online->tm_min); |
| 522 |
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| 523 |
return 0; |
return 0; |