Full Ansi support in message reader... beginnings of QWK mail

This commit is contained in:
Andrew Pamment 2016-12-05 13:38:03 +10:00
parent d631f22702
commit 1a800f37da
3 changed files with 529 additions and 10 deletions

1
bbs.h
View File

@ -48,6 +48,7 @@ struct door_config {
struct mail_area {
char *name;
char *path;
char *qwkname;
int read_sec_level;
int write_sec_level;
int type;

View File

@ -60,7 +60,7 @@ unsigned long generate_msgid() {
FILE *fptr;
theTime = time(NULL);
localtime_r(&theTime, &timeStruct);
gmtime_r(&theTime, &timeStruct);
m = timeStruct.tm_mon + 1;
y = timeStruct.tm_year + 1900;
@ -86,7 +86,7 @@ unsigned long generate_msgid() {
flock(fileno(fptr), LOCK_EX);
fread(&lastread, sizeof(time_t), 1, fptr);
fread(&lastid, sizeof(unsigned long), 1, fptr);
localtime_r(&lastread, &fileStruct);
gmtime_r(&lastread, &fileStruct);
if (fileStruct.tm_mon != timeStruct.tm_mon || fileStruct.tm_mday != timeStruct.tm_mday || fileStruct.tm_year != timeStruct.tm_year) {
@ -588,6 +588,12 @@ char *editor(struct user_record *user, char *quote, char *from, int email) {
i--;
}
} else {
if (quote[i] == 27) {
while (strchr("ABCDEFGHIGJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz", quote[i]) == NULL)
i++;
continue;
}
linebuffer[lineat++] = quote[i];
linebuffer[lineat] = '\0';
}
@ -818,6 +824,507 @@ char *editor(struct user_record *user, char *quote, char *from, int email) {
return NULL;
}
struct character_t {
char c;
int fg;
int bg;
};
void unmangle_ansi(char *body, int len, char **body_out, int *body_len) {
// count lines
int line_count = 1;
int line_at = 1;
int char_at = 1;
int fg = 0x07;
int bg = 0x00;
int state = 0;
int save_char_at = 0;
int save_line_at = 0;
int params[16];
int param_count = 0;
int bold = 0;
char *out;
int out_len;
int out_max;
char buffer[1024];
int buf_at;
int i, j, k;
struct character_t ***fake_screen;
int ansi;
for (i=0;i<len;i++) {
if (body[i] == '\r') {
line_count++;
line_at++;
}
if (body[i] == 27) {
ansi = i;
while (strchr("ABCDEFGHIGJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz", body[i]) == NULL)
i++;
if (body[i] == 'A') {
if (i == ansi + 1) {
line_at--;
} else {
line_at -= atoi(&body[ansi + 1]);
}
} else if (body[i] == 'B') {
if (i == ansi + 1) {
line_at++;
} else {
line_at += atoi(&body[ansi + 1]);
}
if (line_at > line_count) {
line_count = line_at;
}
}
}
}
fake_screen = (struct character_t ***)malloc(sizeof(struct character_t **) * line_count);
for (i=0;i<line_count;i++) {
fake_screen[i] = (struct character_t **)malloc(sizeof(struct character_t*) * 80);
for (j=0;j<80;j++) {
fake_screen[i][j] = (struct character_t *)malloc(sizeof(struct character_t));
fake_screen[i][j]->c = ' ';
fake_screen[i][j]->fg = fg;
fake_screen[i][j]->bg = bg;
}
}
line_at = 1;
char_at = 1;
for (i=0;i<len;i++) {
if (state == 0) {
if (body[i] == 27) {
state = 1;
continue;
} else {
if (body[i] == '\r') {
char_at = 1;
line_at++;
} else {
fake_screen[line_at -1][char_at - 1]->c = body[i];
fake_screen[line_at -1][char_at - 1]->fg = fg;
fake_screen[line_at -1][char_at - 1]->bg = bg;
char_at++;
while (char_at > 80) {
line_at++;
char_at -= 80;
}
}
}
} else if (state == 1) {
if (body[i] == '[') {
state = 2;
continue;
}
} else if (state == 2) {
param_count = 0;
for (j=0;j<16;j++) {
params[j] = 0;
}
state = 3;
}
if (state == 3) {
if (body[i] == ';') {
if (param_count < 15) {
param_count++;
}
continue;
} else if (body[i] >= '0' && body[i] <= '9') {
if (!param_count) param_count = 1;
params[param_count-1] = params[param_count-1] * 10 + (body[i] - '0');
continue;
} else {
state = 4;
}
}
if (state == 4) {
switch(body[i]) {
case 'H':
case 'f':
if (params[0]) params[0]--;
if (params[1]) params[1]--;
line_at = params[0] + 1;
char_at = params[1] + 1;
state = 0;
break;
case 'A':
if (param_count > 0) {
line_at = line_at - params[0];
} else {
line_at--;
}
state = 0;
break;
case 'B':
if (param_count > 0) {
line_at = line_at + params[0];
} else {
line_at++;
}
state = 0;
break;
case 'C':
if (param_count > 0) {
char_at = char_at + params[0];
} else {
char_at ++;
}
if (char_at > 80) {
char_at = 80;
}
state = 0;
break;
case 'D':
if (param_count > 0) {
char_at = char_at - params[0];
} else {
char_at --;
}
if (char_at < 1) {
char_at = 1;
}
state = 0;
break;
case 's':
save_char_at = char_at;
save_line_at = line_at;
state = 0;
break;
case 'u':
char_at = save_char_at;
line_at = save_line_at;
state = 0;
break;
case 'm':
for (j=0;j<param_count;j++) {
switch(params[j]) {
case 0:
fg = 0x07;
bg = 0x00;
bold = 0;
break;
case 1:
bold = 1;
if (fg < 0x08) {
fg += 0x08;
}
break;
case 2:
bold = 0;
if (fg > 0x07) {
fg -= 0x08;
}
break;
case 30:
if (bold) {
fg = 0x08;
} else {
fg = 0x00;
}
break;
case 31:
if (bold) {
fg = 0x0C;
} else {
fg = 0x04;
}
break;
case 32:
if (bold) {
fg = 0x0A;
} else {
fg = 0x02;
}
break;
case 33:
if (bold) {
fg = 0x0E;
} else {
fg = 0x06;
}
break;
case 34:
if (bold) {
fg = 0x09;
} else {
fg = 0x01;
}
break;
case 35:
if (bold) {
fg = 0x0D;
} else {
fg = 0x05;
}
break;
case 36:
if (bold) {
fg = 0x0B;
} else {
fg = 0x03;
}
break;
case 37:
if (bold) {
fg = 0x0F;
} else {
fg = 0x07;
}
break;
case 40:
bg = 0x00;
break;
case 41:
bg = 0x04;
break;
case 42:
bg = 0x02;
break;
case 43:
bg = 0x06;
break;
case 44:
bg = 0x01;
break;
case 45:
bg = 0x05;
break;
case 46:
bg = 0x03;
break;
case 47:
bg = 0x07;
break;
}
}
state = 0;
break;
case 'K':
if (params[0] == 0) {
for (k=char_at-1;k<80;k++) {
fake_screen[line_at-1][k]->c = ' ';
fake_screen[line_at-1][k]->fg = fg;
fake_screen[line_at-1][k]->bg = bg;
}
} else if (params[0] == 1) {
for (k=0;k<char_at;k++) {
fake_screen[line_at-1][k]->c = ' ';
fake_screen[line_at-1][k]->fg = fg;
fake_screen[line_at-1][k]->bg = bg;
}
} else if (params[0] == 2) {
for (k=0;k<80;k++) {
fake_screen[line_at-1][k]->c = ' ';
fake_screen[line_at-1][k]->fg = fg;
fake_screen[line_at-1][k]->bg = bg;
}
}
state = 0;
break;
case 'J':
if (params[0] == 0) {
for (k=char_at-1;k<80;k++) {
fake_screen[line_at-1][k]->c = ' ';
fake_screen[line_at-1][k]->fg = fg;
fake_screen[line_at-1][k]->bg = bg;
}
for (k=line_at;k<line_count;k++) {
for (j=0;j<80;j++) {
fake_screen[k][j]->c = ' ';
fake_screen[k][j]->fg = fg;
fake_screen[k][j]->bg = bg;
}
}
} else if (params[0] == 1) {
for (k=0;k<char_at;k++) {
fake_screen[line_at-1][k]->c = ' ';
fake_screen[line_at-1][k]->fg = fg;
fake_screen[line_at-1][k]->bg = bg;
}
for (k=line_at-2;k>=0;k--) {
for (j=0;j<80;j++) {
fake_screen[k][j]->c = ' ';
fake_screen[k][j]->fg = fg;
fake_screen[k][j]->bg = bg;
}
}
} else if (params[0] == 2) {
for (k=0;k<line_count;k++) {
for (j=0;j<80;j++) {
fake_screen[k][j]->c = ' ';
fake_screen[k][j]->fg = fg;
fake_screen[k][j]->bg = bg;
}
}
}
state = 0;
break;
}
}
}
fg = 0x07;
bg = 0x00;
out_max = 256;
out_len = 0;
out = (char *)malloc(256);
for (i=0;i<line_count;i++) {
buf_at = 0;
for (j=0;j<80;j++) {
if (fake_screen[i][j]->fg != fg || fake_screen[i][j]->bg != bg) {
buffer[buf_at++] = 27;
buffer[buf_at++] = '[';
fg = fake_screen[i][j]->fg;
if (fg < 0x08) {
buffer[buf_at++] = '0';
buffer[buf_at++] = ';';
buffer[buf_at++] = '3';
switch (fg) {
case 0x00:
buffer[buf_at++] = '0';
break;
case 0x04:
buffer[buf_at++] = '1';
break;
case 0x02:
buffer[buf_at++] = '2';
break;
case 0x06:
buffer[buf_at++] = '3';
break;
case 0x01:
buffer[buf_at++] = '4';
break;
case 0x05:
buffer[buf_at++] = '5';
break;
case 0x03:
buffer[buf_at++] = '6';
break;
case 0x07:
buffer[buf_at++] = '7';
break;
}
} else {
buffer[buf_at++] = '1';
buffer[buf_at++] = ';';
buffer[buf_at++] = '3';
switch (fg) {
case 0x08:
buffer[buf_at++] = '0';
break;
case 0x0C:
buffer[buf_at++] = '1';
break;
case 0x0A:
buffer[buf_at++] = '2';
break;
case 0x0E:
buffer[buf_at++] = '3';
break;
case 0x09:
buffer[buf_at++] = '4';
break;
case 0x0D:
buffer[buf_at++] = '5';
break;
case 0x0B:
buffer[buf_at++] = '6';
break;
case 0x0F:
buffer[buf_at++] = '7';
break;
}
}
bg = fake_screen[i][j]->bg;
buffer[buf_at++] = ';';
buffer[buf_at++] = '4';
switch (bg) {
case 0x00:
buffer[buf_at++] = '0';
break;
case 0x04:
buffer[buf_at++] = '1';
break;
case 0x02:
buffer[buf_at++] = '2';
break;
case 0x06:
buffer[buf_at++] = '3';
break;
case 0x01:
buffer[buf_at++] = '4';
break;
case 0x05:
buffer[buf_at++] = '5';
break;
case 0x03:
buffer[buf_at++] = '6';
break;
case 0x07:
buffer[buf_at++] = '7';
break;
}
buffer[buf_at++] = 'm';
}
buffer[buf_at++] = fake_screen[i][j]->c;
}
while (buf_at > 0 && buffer[buf_at-1] == ' ') {
buf_at--;
}
buffer[buf_at++] = '\r';
while (buf_at + out_len > out_max) {
out_max += 256;
out = (char *)realloc(out, out_max);
}
memcpy(&out[out_len], buffer, buf_at);
out_len += buf_at;
}
for (i=0;i<line_count;i++) {
for (j=0;j<80;j++) {
free(fake_screen[i][j]);
}
free(fake_screen[i]);
}
free(fake_screen);
while (out[out_len-2] == '\r') {
out_len--;
}
*body_out = out;
*body_len = out_len;
}
void read_message(struct user_record *user, struct msg_headers *msghs, int mailno) {
s_JamBase *jb;
s_JamMsgHeader jmh;
@ -850,6 +1357,7 @@ void read_message(struct user_record *user, struct msg_headers *msghs, int mailn
int start_line;
int should_break;
int position;
int y;
jb = open_jam_base(conf.mail_conferences[user->cur_mail_conf]->mail_areas[user->cur_mail_area]->path);
if (!jb) {
@ -930,7 +1438,11 @@ void read_message(struct user_record *user, struct msg_headers *msghs, int mailn
lines = 0;
chars = 0;
body2 = body;
z = z2;
unmangle_ansi(body2, z, &body, &z2);
free(body2);
msg_line_count = 0;
start_line = 0;
@ -959,21 +1471,21 @@ void read_message(struct user_record *user, struct msg_headers *msghs, int mailn
}
chars = 0;
} else {
if (body[z] == '\e') {
if (body[z] == 27) {
ansi = z;
while (strchr("ABCDEFGHIGJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz", body[z]) == NULL)
z++;
if (body[z] == 'm') {
// do nothing
} else if (body[z] == 'C') {
chars += atoi(&body[ansi + 2]);
} else {
i = strlen(body);
for (j=ansi;j<i;j++) {
body[ansi++] = body[j];
y = ansi;
for (j=z+1;j<z2;j++) {
body[y] = body[j];
y++;
}
z2 = z2 - (z2 - y);
z = ansi - 1;
}
} else {
chars ++;
}

6
main.c
View File

@ -222,6 +222,8 @@ static int mail_area_handler(void* user, const char* section, const char* name,
} else if (strcasecmp(value, "netmail") == 0) {
mc->mail_areas[i]->type = TYPE_NETMAIL_AREA;
}
} else if (strcasecmp(name, "qwk name") == 0) {
mc->mail_areas[i]->qwkname = strdup(value);
}
return 1;
}
@ -234,6 +236,8 @@ static int mail_area_handler(void* user, const char* section, const char* name,
mc->mail_areas[mc->mail_area_count] = (struct mail_area *)malloc(sizeof(struct mail_area));
mc->mail_areas[mc->mail_area_count]->qwkname = NULL;
mc->mail_areas[mc->mail_area_count]->name = strdup(section);
if (strcasecmp(name, "read sec level") == 0) {
mc->mail_areas[mc->mail_area_count]->read_sec_level = atoi(value);
@ -249,6 +253,8 @@ static int mail_area_handler(void* user, const char* section, const char* name,
} else if (strcasecmp(value, "netmail") == 0) {
mc->mail_areas[mc->mail_area_count]->type = TYPE_NETMAIL_AREA;
}
} else if (strcasecmp(name, "qwk name") == 0) {
mc->mail_areas[mc->mail_area_count]->qwkname = strdup(value);
}
mc->mail_area_count++;
}