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org-reveal
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allow user to decide whether or not we should do automatic extraction 

of version from url
This commit is contained in:
Tor Erlend Fjelde 2023-05-28 11:10:11 +01:00
parent 14f6e3dd0d
commit 631a936077
1 changed files with 8 additions and 2 deletions
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10
ox-reveal.el
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@ -269,6 +269,12 @@ If specified, this overrides `org-reveal-mathjax2-url' and
:group 'org-export-reveal
:type 'string)
(defcustom org-reveal-extract-mathjax-version-from-url
nil
"Non-nil means extract MathJax version from URL."
:group 'org-export-reveal
:type 'boolean)
(defvar org-reveal-mathjax-config
nil
"Default MathJax config.")
@ -767,13 +773,13 @@ Expects VERSION-STRING to be of the form X.Y.Z."
The precedence is as follows:
1. If `:reveal-mathjax-version' is specified, use it.
2. If `:reveal-mathjax-url' is specified, try to extract the version
number from it.
number from it if `org-reveal-extract-mathjax-version-from-url' is non-nil.
3. Otherwise, assume MathJax 2."
(let ((version-string (plist-get info :reveal-mathjax-version)))
(if version-string
version-string
(let ((url (plist-get info :reveal-mathjax-url)))
(if url
(if (and url org-reveal-extract-mathjax-version-from-url)
;; Try too match a version number of the form X.Y.Z in the URL.
(save-match-data
(if (string-match "\\([0-9]+\\.[0-9]+\\.[0-9]+\\)" url)