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* lisp/ob-awk.el (orgtbl-to-generic): * lisp/ob-core.el (orgtbl-to-generic): * lisp/ob-exp.el (org-element-context): * lisp/ob-gnuplot.el (org-time-string-to-time) (orgtbl-to-generic): * lisp/ob-haskell.el (org-export-to-file): * lisp/ob-latex.el (org-create-formula-image) (org-latex-compile): * lisp/ob-python.el (run-python): * lisp/ob-tangle.el (org-link-escape, org-back-to-heading): * lisp/org-colview.el (org-agenda-redo): * lisp/org-feed.el (url-retrieve-synchronously): * lisp/org-info.el (Info-find-node): * lisp/org-list.el (org-previous-line-empty-p): * lisp/org-macs.el (org-string-match-p): * lisp/org.el (org-beamer-mode): Fix prototype to match current definition. * lisp/ob-comint.el (tramp-flush-directory-property): * lisp/ob-tangle.el (org-babel-update-block-body): * lisp/org-bibtex.el (org-babel-trim): * lisp/org-pcomplete.el (org-export-backend-options): * lisp/org-protocol.el (org-publish-get-project-from-filename): Fix file name in declare-function. * lisp/ob-comint.el (with-parsed-tramp-file-name) * lisp/ob-core.el (with-parsed-tramp-file-name): * lisp/org.el (org-beamer-mode): Append ‘t’ to declare-function, since the declaration isn’t a defun. * lisp/ob-core.el (org-save-outline-visibility): Remove; not needed. * lisp/ob-scheme.el (run-geiser, geiser-mode) (geiser-eval-region, geiser-repl-exit): * lisp/ox-org.el (htmlize-buffer): Prepend "ext:" to file name, since it is not part of Emacs. * lisp/org-gnus.el (nnimap-group-overview-filename): Remove decl, since function was removed. * lisp/org-macro.el (org-with-wide-buffer): Omit unnecessary (and mismatching) decl. * lisp/org-clock.el (calendar-iso-to-absolute): Declare calendar-iso-to-absolute instead, since it is the non-obsolete version of this function. * lisp/org-compat.el (w32-focus-frame): Remove decl, since function is now obsolete. Pacify ‘make check-declare’ 65c8c7cb96c14f9c6accd03cc8851b5a3459049e Paul Eggert Sat May 14 19:57:44 2016 -0700
224 lines
8.4 KiB
EmacsLisp
224 lines
8.4 KiB
EmacsLisp
;;; ob-latex.el --- org-babel functions for latex "evaluation"
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;; Copyright (C) 2009-2016 Free Software Foundation, Inc.
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;; Author: Eric Schulte
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;; Keywords: literate programming, reproducible research
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;; Homepage: http://orgmode.org
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;; This file is part of GNU Emacs.
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;; GNU Emacs is free software: you can redistribute it and/or modify
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;; it under the terms of the GNU General Public License as published by
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;; the Free Software Foundation, either version 3 of the License, or
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;; (at your option) any later version.
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;; GNU Emacs is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU General Public License for more details.
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;; You should have received a copy of the GNU General Public License
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;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>.
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;;; Commentary:
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;; Org-Babel support for evaluating LaTeX source code.
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;;
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;; Currently on evaluation this returns raw LaTeX code, unless a :file
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;; header argument is given in which case small png or pdf files will
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;; be created directly form the latex source code.
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;;; Code:
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(require 'ob)
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(declare-function org-create-formula-image "org"
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(string tofile options buffer &optional type))
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(declare-function org-splice-latex-header "org"
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(tpl def-pkg pkg snippets-p &optional extra))
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(declare-function org-latex-guess-inputenc "ox-latex" (header))
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(declare-function org-latex-compile "ox-latex" (texfile &optional snippet))
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(defvar org-babel-tangle-lang-exts)
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(add-to-list 'org-babel-tangle-lang-exts '("latex" . "tex"))
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(defvar org-format-latex-header) ; From org.el
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(defvar org-format-latex-options) ; From org.el
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(defvar org-latex-default-packages-alist) ; From org.el
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(defvar org-latex-packages-alist) ; From org.el
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(defvar org-babel-default-header-args:latex
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'((:results . "latex") (:exports . "results"))
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"Default arguments to use when evaluating a LaTeX source block.")
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(defconst org-babel-header-args:latex
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'((border . :any)
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(fit . :any)
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(iminoptions . :any)
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(imoutoptions . :any)
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(packages . :any)
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(pdfheight . :any)
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(pdfpng . :any)
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(pdfwidth . :any))
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"LaTeX-specific header arguments.")
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(defcustom org-babel-latex-htlatex "htlatex"
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"The htlatex command to enable conversion of latex to SVG or HTML."
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:group 'org-babel
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:type 'string)
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(defcustom org-babel-latex-htlatex-packages
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'("[usenames]{color}" "{tikz}" "{color}" "{listings}" "{amsmath}")
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"Packages to use for htlatex export."
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:group 'org-babel
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:type '(repeat (string)))
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(defun org-babel-expand-body:latex (body params)
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"Expand BODY according to PARAMS, return the expanded body."
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(mapc (lambda (pair) ;; replace variables
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(setq body
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(replace-regexp-in-string
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(regexp-quote (format "%S" (car pair)))
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(if (stringp (cdr pair))
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(cdr pair) (format "%S" (cdr pair)))
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body))) (mapcar #'cdr (org-babel-get-header params :var)))
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(org-babel-trim body))
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(defun org-babel-execute:latex (body params)
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"Execute a block of Latex code with Babel.
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This function is called by `org-babel-execute-src-block'."
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(setq body (org-babel-expand-body:latex body params))
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(if (cdr (assoc :file params))
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(let* ((out-file (cdr (assoc :file params)))
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(tex-file (org-babel-temp-file "latex-" ".tex"))
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(border (cdr (assoc :border params)))
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(imagemagick (cdr (assoc :imagemagick params)))
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(im-in-options (cdr (assoc :iminoptions params)))
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(im-out-options (cdr (assoc :imoutoptions params)))
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(pdfpng (cdr (assoc :pdfpng params)))
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(fit (or (cdr (assoc :fit params)) border))
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(height (and fit (cdr (assoc :pdfheight params))))
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(width (and fit (cdr (assoc :pdfwidth params))))
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(headers (cdr (assoc :headers params)))
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(in-buffer (not (string= "no" (cdr (assoc :buffer params)))))
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(org-latex-packages-alist
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(append (cdr (assoc :packages params)) org-latex-packages-alist)))
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(cond
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((and (string-match "\\.png$" out-file) (not imagemagick))
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(org-create-formula-image
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body out-file org-format-latex-options in-buffer))
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((string-match "\\.tikz$" out-file)
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(when (file-exists-p out-file) (delete-file out-file))
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(with-temp-file out-file
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(insert body)))
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((and (or (string-match "\\.svg$" out-file)
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(string-match "\\.html$" out-file))
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(executable-find org-babel-latex-htlatex))
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;; TODO: this is a very different way of generating the
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;; frame latex document than in the pdf case. Ideally, both
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;; would be unified. This would prevent bugs creeping in
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;; such as the one fixed on Aug 16 2014 whereby :headers was
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;; not included in the SVG/HTML case.
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(with-temp-file tex-file
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(insert (concat
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"\\documentclass[preview]{standalone}
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\\def\\pgfsysdriver{pgfsys-tex4ht.def}
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"
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(mapconcat (lambda (pkg)
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(concat "\\usepackage" pkg))
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org-babel-latex-htlatex-packages
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"\n")
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(if headers
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(concat "\n"
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(if (listp headers)
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(mapconcat #'identity headers "\n")
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headers) "\n")
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"")
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"\\begin{document}"
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body
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"\\end{document}")))
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(when (file-exists-p out-file) (delete-file out-file))
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(let ((default-directory (file-name-directory tex-file)))
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(shell-command (format "%s %s" org-babel-latex-htlatex tex-file)))
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(cond
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((file-exists-p (concat (file-name-sans-extension tex-file) "-1.svg"))
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(if (string-match "\\.svg$" out-file)
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(progn
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(shell-command "pwd")
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(shell-command (format "mv %s %s"
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(concat (file-name-sans-extension tex-file) "-1.svg")
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out-file)))
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(error "SVG file produced but HTML file requested")))
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((file-exists-p (concat (file-name-sans-extension tex-file) ".html"))
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(if (string-match "\\.html$" out-file)
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(shell-command "mv %s %s"
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(concat (file-name-sans-extension tex-file)
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".html")
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out-file)
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(error "HTML file produced but SVG file requested")))))
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((or (string-match "\\.pdf$" out-file) imagemagick)
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(with-temp-file tex-file
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(require 'ox-latex)
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(insert
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(org-latex-guess-inputenc
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(org-splice-latex-header
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org-format-latex-header
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(delq
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nil
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(mapcar
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(lambda (el)
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(unless (and (listp el) (string= "hyperref" (cadr el)))
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el))
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org-latex-default-packages-alist))
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org-latex-packages-alist
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nil))
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(if fit "\n\\usepackage[active, tightpage]{preview}\n" "")
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(if border (format "\\setlength{\\PreviewBorder}{%s}" border) "")
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(if height (concat "\n" (format "\\pdfpageheight %s" height)) "")
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(if width (concat "\n" (format "\\pdfpagewidth %s" width)) "")
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(if headers
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(concat "\n"
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(if (listp headers)
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(mapconcat #'identity headers "\n")
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headers) "\n")
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"")
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(if fit
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(concat "\n\\begin{document}\n\\begin{preview}\n" body
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"\n\\end{preview}\n\\end{document}\n")
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(concat "\n\\begin{document}\n" body "\n\\end{document}\n"))))
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(when (file-exists-p out-file) (delete-file out-file))
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(let ((transient-pdf-file (org-babel-latex-tex-to-pdf tex-file)))
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(cond
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((string-match "\\.pdf$" out-file)
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(rename-file transient-pdf-file out-file))
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(imagemagick
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(org-babel-latex-convert-pdf
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transient-pdf-file out-file im-in-options im-out-options)
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(when (file-exists-p transient-pdf-file)
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(delete-file transient-pdf-file))))))
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((string-match "\\.\\([^\\.]+\\)$" out-file)
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(error "Can not create %s files, please specify a .png or .pdf file or try the :imagemagick header argument"
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(match-string 1 out-file))))
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nil) ;; signal that output has already been written to file
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body))
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(defun org-babel-latex-convert-pdf (pdffile out-file im-in-options im-out-options)
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"Generate a file from a pdf file using imagemagick."
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(let ((cmd (concat "convert " im-in-options " " pdffile " "
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im-out-options " " out-file)))
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(message "Converting pdffile file %s..." cmd)
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(shell-command cmd)))
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(defun org-babel-latex-tex-to-pdf (file)
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"Generate a pdf file according to the contents FILE."
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(require 'ox-latex)
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(org-latex-compile file))
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(defun org-babel-prep-session:latex (session params)
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"Return an error because LaTeX doesn't support sessions."
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(error "LaTeX does not support sessions"))
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(provide 'ob-latex)
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;;; ob-latex.el ends here
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