html-encode in mathjax latex fragments

[Eric Schulte <schulte.eric@gmail.com>]

[-- Attachment #1: Type: text/plain, Size: 273 bytes --]

I noticed equations with "<"'s weren't displaying correctly in HTML
export using mathjax.  The attached patch fixes this by html-encoding
latex fragments for mathjax HTML export.  I imagine this change would be
generally useful and could be applied to master.

Best,
Eric


[-- Warning: decoded text below may be mangled, UTF-8 assumed --]
[-- Attachment #2: 0001-html-encode-text-in-mathjax-latex-fragments.patch --]
[-- Type: text/x-diff, Size: 1024 bytes --]

From 8c4efca17f2a6fbc836c5a8b6b0f628b6c9fff33 Mon Sep 17 00:00:00 2001
From: Eric Schulte <schulte.eric@gmail.com>
Date: Sun, 29 Jun 2014 14:38:03 -0400
Subject: [PATCH] html-encode text in mathjax latex fragments

* lisp/ox-html.el (org-html-format-latex): Html-encode text in mathjax
  latex fragments.
---
 lisp/ox-html.el | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/lisp/ox-html.el b/lisp/ox-html.el
index df392a9..03037f5 100644
--- a/lisp/ox-html.el
+++ b/lisp/ox-html.el
@@ -2610,7 +2610,8 @@ a symbol among `mathjax', `dvipng', `imagemagick', `verbatim' nil
 and t.  See `org-html-with-latex' for more information.  INFO is
 a plist containing export properties."
   (let ((cache-relpath "") (cache-dir ""))
-    (unless (eq processing-type 'mathjax)
+    (if (eq processing-type 'mathjax)
+	(setq latex-frag (org-html-encode-plain-text latex-frag))
       (let ((bfn (or (buffer-file-name)
 		     (make-temp-name
 		      (expand-file-name "latex" temporary-file-directory))))
-- 
2.0.0


[-- Attachment #3: Type: text/plain, Size: 90 bytes --]


-- 
Eric Schulte
https://cs.unm.edu/~eschulte
PGP: 0x614CA05D (see https://u.fsf.org/yw)