| 6 |
* Copyright (C) 2004-2025 Leaflet <leaflet@leafok.com> |
* Copyright (C) 2004-2025 Leaflet <leaflet@leafok.com> |
| 7 |
*/ |
*/ |
| 8 |
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|
| 9 |
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#ifdef HAVE_CONFIG_H |
| 10 |
|
#include "config.h" |
| 11 |
|
#endif |
| 12 |
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|
| 13 |
#include "bbs.h" |
#include "bbs.h" |
| 14 |
#include "common.h" |
#include "common.h" |
| 15 |
#include "editor.h" |
#include "editor.h" |
| 81 |
long line_offsets[MAX_EDITOR_DATA_LINES + 1]; |
long line_offsets[MAX_EDITOR_DATA_LINES + 1]; |
| 82 |
long current_data_line_length = 0; |
long current_data_line_length = 0; |
| 83 |
long i; |
long i; |
| 84 |
|
int j; |
| 85 |
|
|
| 86 |
if (p_data == NULL) |
if (p_data == NULL) |
| 87 |
{ |
{ |
| 128 |
memcpy(p_editor_data->p_display_lines[i], p_data + line_offsets[i], (size_t)p_editor_data->display_line_lengths[i]); |
memcpy(p_editor_data->p_display_lines[i], p_data + line_offsets[i], (size_t)p_editor_data->display_line_lengths[i]); |
| 129 |
current_data_line_length += p_editor_data->display_line_lengths[i]; |
current_data_line_length += p_editor_data->display_line_lengths[i]; |
| 130 |
|
|
| 131 |
|
// Convert \t to single space |
| 132 |
|
for (j = 0; j < p_editor_data->display_line_lengths[i]; j++) |
| 133 |
|
{ |
| 134 |
|
if (p_editor_data->p_display_lines[i][j] == '\t') |
| 135 |
|
{ |
| 136 |
|
p_editor_data->p_display_lines[i][j] = ' '; |
| 137 |
|
} |
| 138 |
|
} |
| 139 |
|
|
| 140 |
// Trim \n from last line |
// Trim \n from last line |
| 141 |
if (i + 1 == p_editor_data->display_line_total && |
if (i + 1 == p_editor_data->display_line_total && |
| 142 |
p_editor_data->display_line_lengths[i] > 0 && |
p_editor_data->display_line_lengths[i] > 0 && |
| 272 |
{ |
{ |
| 273 |
if (p_editor_data->display_line_total >= MAX_EDITOR_DATA_LINES) |
if (p_editor_data->display_line_total >= MAX_EDITOR_DATA_LINES) |
| 274 |
{ |
{ |
| 275 |
#ifdef _DEBUG |
log_debug("Split line error, display_line_total(%ld) reach limit(%d)\n", |
|
log_error("Split line error, display_line_total(%ld) reach limit(%d)\n", |
|
| 276 |
p_editor_data->display_line_total, MAX_EDITOR_DATA_LINES); |
p_editor_data->display_line_total, MAX_EDITOR_DATA_LINES); |
|
#endif |
|
| 277 |
|
|
| 278 |
return -2; |
return -2; |
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} |
} |
| 367 |
// Insert blank display line after last_display_line |
// Insert blank display line after last_display_line |
| 368 |
if (p_editor_data->display_line_total >= MAX_EDITOR_DATA_LINES) |
if (p_editor_data->display_line_total >= MAX_EDITOR_DATA_LINES) |
| 369 |
{ |
{ |
| 370 |
#ifdef _DEBUG |
log_debug("display_line_total over limit %d >= %d\n", p_editor_data->display_line_total, MAX_EDITOR_DATA_LINES); |
|
log_error("display_line_total over limit %d >= %d\n", p_editor_data->display_line_total, MAX_EDITOR_DATA_LINES); |
|
|
#endif |
|
| 371 |
|
|
| 372 |
// Terminate prior display line with \n, to avoid error on cleanup |
// Terminate prior display line with \n, to avoid error on cleanup |
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if (display_line + i - 1 >= 0 && p_editor_data->display_line_lengths[display_line + i - 1] > 0) |
if (display_line + i - 1 >= 0 && p_editor_data->display_line_lengths[display_line + i - 1] > 0) |
| 657 |
EDITOR_CTX ctx; |
EDITOR_CTX ctx; |
| 658 |
int ch = 0; |
int ch = 0; |
| 659 |
char input_str[5]; |
char input_str[5]; |
| 660 |
|
int str_len = 0; |
| 661 |
wchar_t wcs[2]; |
wchar_t wcs[2]; |
| 662 |
|
int wc_len; |
| 663 |
char c; |
char c; |
|
int str_len = 0; |
|
| 664 |
int input_ok; |
int input_ok; |
| 665 |
const int screen_begin_row = 1; |
const int screen_begin_row = 1; |
| 666 |
const int screen_row_total = SCREEN_ROWS - screen_begin_row; |
const int screen_row_total = SCREEN_ROWS - screen_begin_row; |
| 679 |
int i, j; |
int i, j; |
| 680 |
char *p_str; |
char *p_str; |
| 681 |
int del_line; |
int del_line; |
| 682 |
|
int tab_width = 0; |
| 683 |
|
|
| 684 |
clrline(output_current_row, SCREEN_ROWS); |
clrline(output_current_row, SCREEN_ROWS); |
| 685 |
|
|
| 718 |
moveto((int)row_pos, (int)col_pos); |
moveto((int)row_pos, (int)col_pos); |
| 719 |
iflush(); |
iflush(); |
| 720 |
|
|
| 721 |
|
tab_width = 0; |
| 722 |
str_len = 0; |
str_len = 0; |
| 723 |
ch = igetch_t(BBS_max_user_idle_time); |
ch = igetch_t(BBS_max_user_idle_time); |
| 724 |
while (!SYS_server_exit) |
while (!SYS_server_exit) |
| 734 |
goto cleanup; |
goto cleanup; |
| 735 |
} |
} |
| 736 |
|
|
| 737 |
|
if (ch == '\t') |
| 738 |
|
{ |
| 739 |
|
ch = ' '; |
| 740 |
|
tab_width = TAB_SIZE - ((int)(col_pos - 1) % TAB_SIZE) - 1; |
| 741 |
|
} |
| 742 |
|
|
| 743 |
if (ch < 256 && (ch & 0x80)) // head of multi-byte character |
if (ch < 256 && (ch & 0x80)) // head of multi-byte character |
| 744 |
{ |
{ |
| 745 |
str_len = 0; |
str_len = 0; |
| 759 |
ch = igetch(100); // 0.1 second |
ch = igetch(100); // 0.1 second |
| 760 |
if (ch == KEY_NULL || ch == KEY_TIMEOUT) // Ignore received bytes if no futher input |
if (ch == KEY_NULL || ch == KEY_TIMEOUT) // Ignore received bytes if no futher input |
| 761 |
{ |
{ |
| 762 |
#ifdef _DEBUG |
log_debug("Ignore %d bytes of incomplete UTF8 character\n", str_len); |
|
log_error("Ignore %d bytes of incomplete UTF8 character\n", str_len); |
|
|
#endif |
|
| 763 |
str_len = 0; |
str_len = 0; |
| 764 |
break; |
break; |
| 765 |
} |
} |
| 856 |
break; |
break; |
| 857 |
} |
} |
| 858 |
|
|
| 859 |
ch = igetch(0); |
if (ch == ' ' && tab_width > 0) |
|
if (ch == KEY_NULL || ch == KEY_TIMEOUT) // Output if no futher input |
|
| 860 |
{ |
{ |
| 861 |
break; |
tab_width--; |
| 862 |
|
} |
| 863 |
|
else |
| 864 |
|
{ |
| 865 |
|
ch = igetch(0); |
| 866 |
|
if (ch == KEY_NULL || ch == KEY_TIMEOUT) // Output if no futher input |
| 867 |
|
{ |
| 868 |
|
break; |
| 869 |
|
} |
| 870 |
} |
} |
| 871 |
|
|
| 872 |
str_len = 0; |
str_len = 0; |
| 968 |
switch (ch) |
switch (ch) |
| 969 |
{ |
{ |
| 970 |
case KEY_NULL: |
case KEY_NULL: |
| 971 |
log_error("KEY_NULL\n"); |
log_debug("KEY_NULL\n"); |
| 972 |
goto cleanup; |
goto cleanup; |
| 973 |
case KEY_TIMEOUT: |
case KEY_TIMEOUT: |
| 974 |
log_error("User input timeout\n"); |
log_error("User input timeout\n"); |
| 1049 |
offset_in = split_line(p_editor_data->p_display_lines[line_current - output_current_row + row_pos], |
offset_in = split_line(p_editor_data->p_display_lines[line_current - output_current_row + row_pos], |
| 1050 |
(int)col_pos - 1, &eol, &display_len, 0); |
(int)col_pos - 1, &eol, &display_len, 0); |
| 1051 |
col_pos = display_len; |
col_pos = display_len; |
| 1052 |
if (offset_in >= 1 && p_editor_data->p_display_lines[line_current - output_current_row + row_pos][offset_in - 1] < 0) // UTF8 |
if (offset_in > 0) |
| 1053 |
{ |
{ |
| 1054 |
split_line(p_editor_data->p_display_lines[line_current - output_current_row + row_pos], |
str_len = 1; |
| 1055 |
(int)col_pos - 1, &eol, &display_len, 0); |
offset_in--; |
| 1056 |
if (display_len == col_pos - 2) |
if (p_editor_data->p_display_lines[line_current - output_current_row + row_pos][offset_in] < 0 || |
| 1057 |
|
p_editor_data->p_display_lines[line_current - output_current_row + row_pos][offset_in] > 127) // UTF8 |
| 1058 |
{ |
{ |
| 1059 |
col_pos--; |
while (offset_in > 0 && |
| 1060 |
|
(p_editor_data->p_display_lines[line_current - output_current_row + row_pos][offset_in] & 0xc0) != 0xc0) |
| 1061 |
|
{ |
| 1062 |
|
str_len++; |
| 1063 |
|
offset_in--; |
| 1064 |
|
} |
| 1065 |
|
|
| 1066 |
|
if (str_len > 4) |
| 1067 |
|
{ |
| 1068 |
|
log_error("Invalid UTF-8 data detected: str_len > 4\n"); |
| 1069 |
|
} |
| 1070 |
|
|
| 1071 |
|
if (mbstowcs(wcs, p_editor_data->p_display_lines[line_current - output_current_row + row_pos] + offset_in, 1) == |
| 1072 |
|
(size_t)-1) |
| 1073 |
|
{ |
| 1074 |
|
log_error("mbstowcs() error\n"); |
| 1075 |
|
} |
| 1076 |
|
wc_len = (UTF8_fixed_width ? 2 : wcwidth(wcs[0])); |
| 1077 |
|
|
| 1078 |
|
if (wc_len == 2) |
| 1079 |
|
{ |
| 1080 |
|
col_pos--; |
| 1081 |
|
} |
| 1082 |
} |
} |
| 1083 |
} |
} |
| 1084 |
if (col_pos >= 1) |
if (col_pos >= 1) |
| 1109 |
offset_in = split_line(p_editor_data->p_display_lines[line_current - output_current_row + row_pos], |
offset_in = split_line(p_editor_data->p_display_lines[line_current - output_current_row + row_pos], |
| 1110 |
(int)col_pos - 1, &eol, &display_len, 0); |
(int)col_pos - 1, &eol, &display_len, 0); |
| 1111 |
col_pos = display_len + 2; |
col_pos = display_len + 2; |
| 1112 |
if (offset_in < p_editor_data->display_line_lengths[line_current - output_current_row + row_pos] && |
if (offset_in < p_editor_data->display_line_lengths[line_current - output_current_row + row_pos]) |
|
p_editor_data->p_display_lines[line_current - output_current_row + row_pos][offset_in] < 0) // UTF8 |
|
| 1113 |
{ |
{ |
| 1114 |
split_line(p_editor_data->p_display_lines[line_current - output_current_row + row_pos] + offset_in, |
str_len = 0; |
| 1115 |
1, &eol, &display_len, 0); |
if ((p_editor_data->p_display_lines[line_current - output_current_row + row_pos][offset_in] & 0x80) == |
| 1116 |
if (display_len == 0) |
0x80) // head of multi-byte character |
| 1117 |
|
{ |
| 1118 |
|
c = (char)(p_editor_data->p_display_lines[line_current - output_current_row + row_pos][offset_in] & 0xf0); |
| 1119 |
|
while (c & 0x80) |
| 1120 |
|
{ |
| 1121 |
|
str_len++; |
| 1122 |
|
c = (c & 0x7f) << 1; |
| 1123 |
|
} |
| 1124 |
|
|
| 1125 |
|
if (str_len > 4) |
| 1126 |
|
{ |
| 1127 |
|
log_error("Invalid UTF-8 data detected: str_len > 4\n"); |
| 1128 |
|
} |
| 1129 |
|
|
| 1130 |
|
if (mbstowcs(wcs, p_editor_data->p_display_lines[line_current - output_current_row + row_pos] + offset_in, 1) == |
| 1131 |
|
(size_t)-1) |
| 1132 |
|
{ |
| 1133 |
|
log_error("mbstowcs() error\n"); |
| 1134 |
|
} |
| 1135 |
|
wc_len = (UTF8_fixed_width ? 2 : wcwidth(wcs[0])); |
| 1136 |
|
|
| 1137 |
|
if (wc_len == 2) |
| 1138 |
|
{ |
| 1139 |
|
col_pos++; |
| 1140 |
|
} |
| 1141 |
|
} |
| 1142 |
|
else |
| 1143 |
{ |
{ |
| 1144 |
col_pos++; |
str_len = 1; |
| 1145 |
} |
} |
| 1146 |
|
offset_in += str_len; |
| 1147 |
} |
} |
| 1148 |
if (col_pos <= p_editor_data->display_line_widths[line_current - output_current_row + row_pos]) |
if (col_pos <= p_editor_data->display_line_widths[line_current - output_current_row + row_pos]) |
| 1149 |
{ |
{ |