snac2/html.c
2022-09-27 10:20:33 +02:00

71 lines
1.5 KiB
C

/* snac - A simple, minimalistic ActivityPub instance */
/* copyright (c) 2022 grunfink - MIT license */
#include "xs.h"
#include "xs_io.h"
#include "xs_json.h"
#include "snac.h"
d_char *not_really_markdown(char *content, d_char **f_content)
/* formats a content using some Markdown rules */
{
d_char *s = NULL;
int in_pre = 0;
int in_blq = 0;
xs *list;
char *p, *v;
s = xs_str_new(NULL);
p = list = xs_split(content, "\n");
while (xs_list_iter(&p, &v)) {
xs *ss = xs_strip(xs_dup(v));
if (xs_startswith(ss, "```")) {
if (!in_pre)
s = xs_str_cat(s, "<pre>");
else
s = xs_str_cat(s, "</pre>");
in_pre = !in_pre;
continue;
}
if (xs_startswith(ss, ">")) {
/* delete the > and subsequent spaces */
ss = xs_strip(xs_crop(ss, 1, 0));
if (!in_blq) {
s = xs_str_cat(s, "<blockquote>");
in_blq = 1;
}
s = xs_str_cat(s, ss);
s = xs_str_cat(s, "<br>");
continue;
}
if (in_blq) {
s = xs_str_cat(s, "</blockquote>");
in_blq = 0;
}
s = xs_str_cat(s, ss);
s = xs_str_cat(s, "<br>");
}
if (in_blq)
s = xs_str_cat(s, "</blockquote>");
if (in_pre)
s = xs_str_cat(s, "</pre>");
/* some beauty fixes */
s = xs_replace_i(s, "</blockquote><br>", "</blockquote>");
*f_content = s;
return *f_content;
}