static void do_html_begin(deark *c, lctx *d)
{
dbuf *f;
if(d->html_outf) return;
d->html_outf = dbuf_create_output_file(c, "html", NULL, 0);
f = d->html_outf;
if(c->write_bom && !c->ascii_html) dbuf_write_uchar_as_utf8(f, 0xfeff);
dbuf_puts(f, "<!DOCTYPE html>\n");
dbuf_puts(f, "<html>\n");
dbuf_puts(f, "<head>\n");
dbuf_printf(f, "<meta charset=\"%s\">\n", c->ascii_html?"US-ASCII":"UTF-8");
dbuf_puts(f, "<title></title>\n");
dbuf_puts(f, "<style type=\"text/css\">\n");
dbuf_puts(f, " body { color: #000; background-color: #fff }\n");
dbuf_puts(f, " p { margin-top: 0; margin-bottom: 0 }\n");
dbuf_puts(f, " .c { color: #ccc }\n"); // Visible control characters
// Replacement object
dbuf_puts(f, " .r { padding: 0.5ex; color: #800; background-color: #eee;\n");
dbuf_puts(f, " font-style: italic; border: 0.34ex dotted #800 }\n");
dbuf_puts(f, " .tc { text-align: center }\n");
dbuf_puts(f, " .tr { text-align: right }\n");
dbuf_puts(f, " .tj { text-align: justify }\n");
dbuf_puts(f, "</style>\n");
dbuf_puts(f, "</head>\n");
dbuf_puts(f, "<body>\n");
}
// If add_bom_if_needed is set, we'll prepend a BOM if the global c->write_bom
// option is enabled, 's' has any non-ASCII characters, and 's' doesn't already
// start with a BOM.
void ucstring_write_as_utf8(deark *c, de_ucstring *s, dbuf *outf, int add_bom_if_needed)
{
de_int64 i;
if(add_bom_if_needed &&
c->write_bom &&
(s->len>0 && s->str[0]!=0xfeff) &&
!ucstring_is_ascii(s))
{
// Write a BOM
dbuf_write_uchar_as_utf8(outf, 0xfeff);
}
for(i=0; i<s->len; i++) {
dbuf_write_uchar_as_utf8(outf, s->str[i]);
}
}
