lisp/ob-org.el

   1 ;;; ob-org.el --- org-babel functions for org code block evaluation
   2
   3 ;; Copyright (C) 2010  Free Software Foundation, Inc.
   4
   5 ;; Author: Eric Schulte
   6 ;; Keywords: literate programming, reproducible research
   7 ;; Homepage: http://orgmode.org
   8 ;; Version: 7.5
   9
  10 ;; This file is part of GNU Emacs.
  11
  12 ;; GNU Emacs is free software: you can redistribute it and/or modify
  13 ;; it under the terms of the GNU General Public License as published by
  14 ;; the Free Software Foundation, either version 3 of the License, or
  15 ;; (at your option) any later version.
  16
  17 ;; GNU Emacs is distributed in the hope that it will be useful,
  18 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
  19 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20 ;; GNU General Public License for more details.
  21
  22 ;; You should have received a copy of the GNU General Public License
  23 ;; along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.
  24
  25 ;;; Commentary:
  26
  27 ;; This is the simplest of code blocks, where upon evaluation the
  28 ;; contents of the code block are returned in a raw result.
  29
  30 ;;; Code:
  31 (require 'ob)
  32
  33 (declare-function org-export-string "org-exp" (string fmt &optional dir))
  34
  35 (defvar org-babel-default-header-args:org
  36   '((:results . "raw silent") (:exports . "results"))
  37   "Default arguments for evaluating a org source block.")
  38
  39 (defvar org-babel-org-default-header
  40   "#+TITLE: default empty header\n"
  41   "Default header inserted during export of org blocks.")
  42
  43 (defun org-babel-execute:org (body params)
  44   "Execute a block of Org code with.
  45 This function is called by `org-babel-execute-src-block'."
  46   (let ((result-params (split-string (or (cdr (assoc :results params)) "")))
  47         (body (replace-regexp-in-string "^," "" body)))
  48     (cond
  49      ((member "latex" result-params) (org-export-string
  50                                       (concat "#+Title: \n" body) "latex"))
  51      ((member "html" result-params)  (org-export-string body "html"))
  52      ((member "ascii" result-params) (org-export-string body "ascii"))
  53      (t body))))
  54
  55 (defun org-babel-prep-session:org (session params)
  56   "Return an error because org does not support sessions."
  57   (error "Org does not support sessions"))
  58
  59 (provide 'ob-org)
  60
  61 ;; arch-tag: 130af5fe-cc56-46bd-9508-fa0ebd94cb1f
  62
  63 ;;; ob-org.el ends here