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| | ;;; ob-org.el --- org-babel functions for org code block evaluation
;; Copyright (C) 2010 Free Software Foundation, Inc.
;; Author: Eric Schulte
;; Keywords: literate programming, reproducible research
;; Homepage: http://orgmode.org
;; Version: 7.01trans
;; This file is part of GNU Emacs.
;; GNU Emacs is free software: you can redistribute it and/or modify
;; it under the terms of the GNU General Public License as published by
;; the Free Software Foundation, either version 3 of the License, or
;; (at your option) any later version.
;; GNU Emacs is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
;; GNU General Public License for more details.
;; You should have received a copy of the GNU General Public License
;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>.
;;; Commentary:
;; This is the simplest of code blocks, where upon evaluation the
;; contents of the code block are returned in a raw result.
;;; Code:
(require 'ob)
(declare-function org-load-modules-maybe "org" (&optional force))
(declare-function org-get-local-variables "org" ())
(defvar org-babel-default-header-args:org
'((:results . "raw silent") (:exports . "results"))
"Default arguments for evaluating a org source block.")
(defvar org-babel-org-default-header
"#+TITLE: default empty header\n"
"Default header inserted during export of org blocks.")
(defun org-babel-expand-body:org (body params &optional processed-params)
"Expand BODY according to PARAMS, return the expanded body." body)
(defun org-babel-execute:org (body params)
"Execute a block of Org code with.
This function is called by `org-babel-execute-src-block'."
(let ((result-params (split-string (or (cdr (assoc :results params)) "")))
(body (replace-regexp-in-string "^," "" body)))
(cond
((member "latex" result-params) (org-babel-org-export body "latex"))
((member "html" result-params) (org-babel-org-export body "html"))
((member "ascii" result-params) (org-babel-org-export body "ascii"))
(t body))))
(defvar org-local-vars)
(defun org-babel-org-export (body fmt)
"Export BODY to FMT using Org-mode's export facilities. "
(when (get-buffer " org-mode-tmp")
(error "Nested call to org-export: from org code block exporting results"))
(let ((tmp-file (org-babel-temp-file "org-")))
(with-temp-buffer
(insert org-babel-org-default-header)
(insert body)
(write-file tmp-file)
(org-load-modules-maybe)
(unless org-local-vars
(setq org-local-vars (org-get-local-variables)))
(eval ;; convert to fmt -- mimicking `org-run-like-in-org-mode'
(list 'let org-local-vars
(list (intern (concat "org-export-as-" fmt))
nil nil nil ''string t))))))
(defun org-babel-prep-session:org (session params)
"Return an error because org does not support sessions."
(error "Org does not support sessions"))
(provide 'ob-org)
;; arch-tag: 130af5fe-cc56-46bd-9508-fa0ebd94cb1f
;;; ob-org.el ends here
|