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More formatting tweaks.

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default 2022-11-13 09:12:20 +01:00
parent 73323a7fc0
commit bb7bcc674c
1 changed files with 62 additions and 54 deletions
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56
format.c
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@ -34,22 +34,14 @@ struct {
}; };
d_char *not_really_markdown(char *content) static d_char *format_line(const char *line)
/* formats a content using some Markdown rules */ /* formats a line */
{ {
d_char *s = NULL; d_char *s = xs_str_new(NULL);
int in_pre = 0;
int in_blq = 0;
xs *list;
char *p, *v; char *p, *v;
xs *wrk = xs_str_new(NULL);
/* some preparation to avoid writing very kludgy code */ /* split by markup */
xs *p_content = xs_replace(content, "```", "@pre@"); xs *sm = xs_regex_split(line,
{
/* split by special markup */
xs *sm = xs_regex_split(p_content,
"(`[^`]+`|\\*\\*?[^\\*]+\\*?\\*|https?:/" "/[^[:space:]]+)"); "(`[^`]+`|\\*\\*?[^\\*]+\\*?\\*|https?:/" "/[^[:space:]]+)");
int n = 0; int n = 0;
@ -60,45 +52,55 @@ d_char *not_really_markdown(char *content)
if (xs_startswith(v, "`")) { if (xs_startswith(v, "`")) {
xs *s1 = xs_crop(xs_dup(v), 1, -1); xs *s1 = xs_crop(xs_dup(v), 1, -1);
xs *s2 = xs_fmt("<code>%s</code>", s1); xs *s2 = xs_fmt("<code>%s</code>", s1);
wrk = xs_str_cat(wrk, s2); s = xs_str_cat(s, s2);
} }
else else
if (xs_startswith(v, "**")) { if (xs_startswith(v, "**")) {
xs *s1 = xs_crop(xs_dup(v), 2, -2); xs *s1 = xs_crop(xs_dup(v), 2, -2);
xs *s2 = xs_fmt("<b>%s</b>", s1); xs *s2 = xs_fmt("<b>%s</b>", s1);
wrk = xs_str_cat(wrk, s2); s = xs_str_cat(s, s2);
} }
else else
if (xs_startswith(v, "*")) { if (xs_startswith(v, "*")) {
xs *s1 = xs_crop(xs_dup(v), 1, -1); xs *s1 = xs_crop(xs_dup(v), 1, -1);
xs *s2 = xs_fmt("<i>%s</i>", s1); xs *s2 = xs_fmt("<i>%s</i>", s1);
wrk = xs_str_cat(wrk, s2); s = xs_str_cat(s, s2);
} }
else else
if (xs_startswith(v, "http")) { if (xs_startswith(v, "http")) {
xs *s1 = xs_fmt("<a href=\"%s\" target=\"_blank\">%s</a>", v, v); xs *s1 = xs_fmt("<a href=\"%s\" target=\"_blank\">%s</a>", v, v);
wrk = xs_str_cat(wrk, s1); s = xs_str_cat(s, s1);
} }
else else
wrk = xs_str_cat(wrk, v); s = xs_str_cat(s, v);
} }
else else
/* surrounded text, copy directly */ /* surrounded text, copy directly */
wrk = xs_str_cat(wrk, v); s = xs_str_cat(s, v);
n++; n++;
} }
return s;
} }
/* now work by lines */
p = list = xs_split(wrk, "\n");
s = xs_str_new(NULL); d_char *not_really_markdown(char *content)
/* formats a content using some Markdown rules */
{
d_char *s = xs_str_new(NULL);
int in_pre = 0;
int in_blq = 0;
xs *list;
char *p, *v;
/* work by lines */
p = list = xs_split(content, "\n");
while (xs_list_iter(&p, &v)) { while (xs_list_iter(&p, &v)) {
xs *ss = xs_strip(xs_dup(v)); xs *ss = NULL;
if (xs_startswith(ss, "@pre@")) { if (strcmp(v, "```") == 0) {
if (!in_pre) if (!in_pre)
s = xs_str_cat(s, "<pre>"); s = xs_str_cat(s, "<pre>");
else else
@ -108,6 +110,11 @@ d_char *not_really_markdown(char *content)
continue; continue;
} }
if (in_pre)
ss = xs_dup(v);
else
ss = xs_strip(format_line(v));
if (xs_startswith(ss, ">")) { if (xs_startswith(ss, ">")) {
/* delete the > and subsequent spaces */ /* delete the > and subsequent spaces */
ss = xs_strip(xs_crop(ss, 1, 0)); ss = xs_strip(xs_crop(ss, 1, 0));
@ -138,6 +145,7 @@ d_char *not_really_markdown(char *content)
s = xs_str_cat(s, "</pre>"); s = xs_str_cat(s, "</pre>");
/* some beauty fixes */ /* some beauty fixes */
s = xs_replace_i(s, "<br><br><blockquote>", "<br><blockquote>");
s = xs_replace_i(s, "</blockquote><br>", "</blockquote>"); s = xs_replace_i(s, "</blockquote><br>", "</blockquote>");
s = xs_replace_i(s, "</pre><br>", "</pre>"); s = xs_replace_i(s, "</pre><br>", "</pre>");