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ob-gnuplot: Download remote input files

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* lisp/ob-gnuplot.el (org-babel-gnuplot-process-vars): When variables
point to remote files, download them and use a local copy instead.

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This commit is contained in:
fpi 2020-09-29 18:43:07 +02:00 committed by Bastien
parent 7ebb2d5629
commit 95ed6badc0
1 changed files with 15 additions and 1 deletions
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16
lisp/ob-gnuplot.el
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@ -92,7 +92,21 @@ code."
(tablep (or (listp first) (symbolp first))))
(if tablep val (mapcar 'list val)))
(org-babel-temp-file "gnuplot-") params)
val))))
(if (and (file-remote-p val) ;; check if val is a remote file
(file-exists-p val)) ;; call to file-exists-p is slow, maybe remove it
(let* ((local-name (concat ;; create a unique filename to avoid multiple downloads
org-babel-temporary-directory
"/gnuplot/"
(file-remote-p val 'host)
(file-local-name val))))
(if (and (file-exists-p local-name) ;; only download file if remote is newer
(file-newer-than-file-p local-name val))
local-name
(make-directory (file-name-directory local-name) t)
(copy-file val local-name t)
))
val
)))))
(org-babel--get-vars params))))
(defun org-babel-expand-body:gnuplot (body params)