Skip to content

Add MultiMarkdown footnotes extension #141

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
bdolman wants to merge 8 commits into
base: master
Choose a base branch
from
Open

Add MultiMarkdown footnotes extension #141

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
8 commits
Select commit Hold shift + click to select a range
db63847
Add MultiMarkdown footnotes extension
bdolman Oct 30, 2012
511d6e9
Support CRLF (aka \r\n) in footnotes
bdolman Nov 9, 2012
9bf0176
Fix a potential memory leak
bdolman Nov 9, 2012
42aae21
Fix a tab spacing problem
bdolman Nov 9, 2012
aedf499
No more colons in footnote html ids. Apparently causes issues with jQ…
bdolman Nov 9, 2012
e9461f7
Prevent line break of footnote backlink
brief Nov 9, 2012
0bf8cfd
Add line break after footnote div
brief Nov 9, 2012
3b65796
Merge pull request #1 from brief/footnotes
bdolman Nov 9, 2012
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
54 changes: 54 additions & 0 deletions html/html.c
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -486,6 +486,54 @@ rndr_normal_text(struct buf *ob, const struct buf *text, void *opaque)
escape_html(ob, text->data, text->size);
}

static void
rndr_footnotes(struct buf *ob, const struct buf *text, void *opaque)
{
BUFPUTSL(ob, "<div class=\"footnotes\">\n<hr />\n<ol>\n");

if (text)
bufput(ob, text->data, text->size);

BUFPUTSL(ob, "\n</ol>\n</div>\n");
}

static void
rndr_footnote_def(struct buf *ob, const struct buf *text, unsigned int num, void *opaque)
{
size_t i = 0;
int pfound = 0;

/* insert anchor at the end of first paragraph block */
if (text) {
while ((i+3) < text->size) {
if (text->data[i++] != '<') continue;
if (text->data[i++] != '/') continue;
if (text->data[i++] != 'p' && text->data[i] != 'P') continue;
if (text->data[i] != '>') continue;
i -= 3;
pfound = 1;
break;
}
}

bufprintf(ob, "\n<li id=\"fn%d\">\n", num);
if (pfound) {
bufput(ob, text->data, i);
bufprintf(ob, "&nbsp;<a href=\"#fnref%d\" rev=\"footnote\">&#8617;</a>", num);
bufput(ob, text->data + i, text->size - i);
} else if (text) {
bufput(ob, text->data, text->size);
}
BUFPUTSL(ob, "</li>\n");
}

static int
rndr_footnote_ref(struct buf *ob, unsigned int num, void *opaque)
{
bufprintf(ob, "<sup id=\"fnref%d\"><a href=\"#fn%d\" rel=\"footnote\">%d</a></sup>", num, num, num);
return 1;
}

static void
toc_header(struct buf *ob, const struct buf *text, int level, void *opaque)
{
Expand Down Expand Up @@ -554,6 +602,8 @@ sdhtml_toc_renderer(struct sd_callbacks *callbacks, struct html_renderopt *optio
NULL,
NULL,
NULL,
NULL,
NULL,

NULL,
rndr_codespan,
Expand All @@ -566,6 +616,7 @@ sdhtml_toc_renderer(struct sd_callbacks *callbacks, struct html_renderopt *optio
rndr_triple_emphasis,
rndr_strikethrough,
rndr_superscript,
NULL,

NULL,
NULL,
Expand Down Expand Up @@ -595,6 +646,8 @@ sdhtml_renderer(struct sd_callbacks *callbacks, struct html_renderopt *options,
rndr_table,
rndr_tablerow,
rndr_tablecell,
rndr_footnotes,
rndr_footnote_def,

rndr_autolink,
rndr_codespan,
Expand All @@ -607,6 +660,7 @@ sdhtml_renderer(struct sd_callbacks *callbacks, struct html_renderopt *options,
rndr_triple_emphasis,
rndr_strikethrough,
rndr_superscript,
rndr_footnote_ref,

NULL,
rndr_normal_text,
Expand Down
Loading