;;; org-exp.el --- ASCII, HTML, XOXO and iCalendar export for Org-mode
;; Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010
;; Free Software Foundation, Inc.
;; Author: Carsten Dominik
;; Keywords: outlines, hypermedia, calendar, wp
;; Homepage: http://orgmode.org
;; Version: 7.3
;;
;; 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 .
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;;
;;; Commentary:
;;; Code:
(require 'org)
(require 'org-macs)
(require 'org-agenda)
(require 'org-exp-blocks)
(require 'ob-exp)
(require 'org-src)
(eval-when-compile
(require 'cl))
(declare-function org-export-latex-preprocess "org-latex" (parameters))
(declare-function org-export-ascii-preprocess "org-ascii" (parameters))
(declare-function org-export-html-preprocess "org-html" (parameters))
(declare-function org-export-docbook-preprocess "org-docbook" (parameters))
(declare-function org-infojs-options-inbuffer-template "org-jsinfo" ())
(declare-function org-export-htmlize-region-for-paste "org-html" (beg end))
(declare-function htmlize-buffer "ext:htmlize" (&optional buffer))
(declare-function org-inlinetask-remove-END-maybe "org-inlinetask" ())
(declare-function org-table-cookie-line-p "org-table" (line))
(declare-function org-table-colgroup-line-p "org-table" (line))
(autoload 'org-export-generic "org-export-generic" "Export using the generic exporter" t)
(defgroup org-export nil
"Options for exporting org-listings."
:tag "Org Export"
:group 'org)
(defgroup org-export-general nil
"General options for exporting Org-mode files."
:tag "Org Export General"
:group 'org-export)
(defcustom org-export-allow-BIND 'confirm
"Non-nil means allow #+BIND to define local variable values for export.
This is a potential security risk, which is why the user must confirm the
use of these lines."
:group 'org-export-general
:type '(choice
(const :tag "Never" nil)
(const :tag "Always" t)
(const :tag "Make the user confirm for each file" confirm)))
;; FIXME
(defvar org-export-publishing-directory nil)
(defcustom org-export-show-temporary-export-buffer t
"Non-nil means show buffer after exporting to temp buffer.
When Org exports to a file, the buffer visiting that file is ever
shown, but remains buried. However, when exporting to a temporary
buffer, that buffer is popped up in a second window. When this variable
is nil, the buffer remains buried also in these cases."
:group 'org-export-general
:type 'boolean)
(defcustom org-export-copy-to-kill-ring t
"Non-nil means exported stuff will also be pushed onto the kill ring."
:group 'org-export-general
:type 'boolean)
(defcustom org-export-kill-product-buffer-when-displayed nil
"Non-nil means kill the product buffer if it is displayed immediately.
This applied to the commands `org-export-html-and-open' and
`org-export-as-pdf-and-open'."
:group 'org-export-general
:type 'boolean)
(defcustom org-export-run-in-background nil
"Non-nil means export and publishing commands will run in background.
This works by starting up a separate Emacs process visiting the same file
and doing the export from there.
Not all export commands are affected by this - only the ones which
actually write to a file, and that do not depend on the buffer state.
\\
If this option is nil, you can still get background export by calling
`org-export' with a double prefix arg: \
\\[universal-argument] \\[universal-argument] \\[org-export].
If this option is t, the double prefix can be used to exceptionally
force an export command into the current process."
:group 'org-export-general
:type 'boolean)
(defcustom org-export-select-tags '("export")
"Tags that select a tree for export.
If any such tag is found in a buffer, all trees that do not carry one
of these tags will be deleted before export.
Inside trees that are selected like this, you can still deselect a
subtree by tagging it with one of the `org-export-exclude-tags'."
:group 'org-export-general
:type '(repeat (string :tag "Tag")))
(defcustom org-export-exclude-tags '("noexport")
"Tags that exclude a tree from export.
All trees carrying any of these tags will be excluded from export.
This is without condition, so even subtrees inside that carry one of the
`org-export-select-tags' will be removed."
:group 'org-export-general
:type '(repeat (string :tag "Tag")))
;; FIXME: rename, this is a general variable
(defcustom org-export-html-expand t
"Non-nil means for HTML export, treat @<...> as HTML tag.
When nil, these tags will be exported as plain text and therefore
not be interpreted by a browser.
This option can also be set with the +OPTIONS line, e.g. \"@:nil\"."
:group 'org-export-html
:group 'org-export-general
:type 'boolean)
(defcustom org-export-with-special-strings t
"Non-nil means interpret \"\-\", \"--\" and \"---\" for export.
When this option is turned on, these strings will be exported as:
Org HTML LaTeX
-----+----------+--------
\\- \\-
-- – --
--- — ---
... … \ldots
This option can also be set with the +OPTIONS line, e.g. \"-:nil\"."
:group 'org-export-translation
:type 'boolean)
(defcustom org-export-html-link-up ""
"Where should the \"UP\" link of exported HTML pages lead?"
:group 'org-export-html
:group 'org-export-general
:type '(string :tag "File or URL"))
(defcustom org-export-html-link-home ""
"Where should the \"HOME\" link of exported HTML pages lead?"
:group 'org-export-html
:group 'org-export-general
:type '(string :tag "File or URL"))
(defcustom org-export-language-setup
'(("en" "Author" "Date" "Table of Contents" "Footnotes")
("ca" "Autor" "Data" "Índex" "Peus de pàgina")
("cs" "Autor" "Datum" "Obsah" "Pozn\xe1mky pod carou")
("da" "Ophavsmand" "Dato" "Indhold" "Fodnoter")
("de" "Autor" "Datum" "Inhaltsverzeichnis" "Fußnoten")
("eo" "Aŭtoro" "Dato" "Enhavo" "Piednotoj")
("es" "Autor" "Fecha" "Índice" "Pies de página")
("fi" "Tekijä" "Päivämäärä" "Sisällysluettelo" "Alaviitteet")
("fr" "Auteur" "Date" "Table des matières" "Notes de bas de page")
("hu" "Szerzõ" "Dátum" "Tartalomjegyzék" "Lábjegyzet")
("is" "Höfundur" "Dagsetning" "Efnisyfirlit" "Aftanmálsgreinar")
("it" "Autore" "Data" "Indice" "Note a piè di pagina")
("nl" "Auteur" "Datum" "Inhoudsopgave" "Voetnoten")
("no" "Forfatter" "Dato" "Innhold" "Fotnoter")
("nb" "Forfatter" "Dato" "Innhold" "Fotnoter") ;; nb = Norsk (bokm.l)
("nn" "Forfattar" "Dato" "Innhald" "Fotnotar") ;; nn = Norsk (nynorsk)
("pl" "Autor" "Data" "Spis treści" "Przypis")
("sv" "Författare" "Datum" "Innehåll" "Fotnoter"))
"Terms used in export text, translated to different languages.
Use the variable `org-export-default-language' to set the language,
or use the +OPTION lines for a per-file setting."
:group 'org-export-general
:type '(repeat
(list
(string :tag "HTML language tag")
(string :tag "Author")
(string :tag "Date")
(string :tag "Table of Contents")
(string :tag "Footnotes"))))
(defcustom org-export-default-language "en"
"The default language of HTML export, as a string.
This should have an association in `org-export-language-setup'."
:group 'org-export-general
:type 'string)
(defvar org-export-page-description ""
"The page description, for the XHTML meta tag.
This is best set with the #+DESCRIPTION line in a file, it does not make
sense to set this globally.")
(defvar org-export-page-keywords ""
"The page description, for the XHTML meta tag.
This is best set with the #+KEYWORDS line in a file, it does not make
sense to set this globally.")
(defcustom org-export-skip-text-before-1st-heading nil
"Non-nil means skip all text before the first headline when exporting.
When nil, that text is exported as well."
:group 'org-export-general
:type 'boolean)
(defcustom org-export-headline-levels 3
"The last level which is still exported as a headline.
Inferior levels will produce itemize lists when exported.
Note that a numeric prefix argument to an exporter function overrides
this setting.
This option can also be set with the +OPTIONS line, e.g. \"H:2\"."
:group 'org-export-general
:type 'integer)
(defcustom org-export-with-section-numbers t
"Non-nil means add section numbers to headlines when exporting.
This option can also be set with the +OPTIONS line, e.g. \"num:t\"."
:group 'org-export-general
:type 'boolean)
(defcustom org-export-section-number-format '((("1" ".")) . "")
"Format of section numbers for export.
The variable has two components.
1. A list of lists, each indicating a counter type and a separator.
The counter type can be any of \"1\", \"A\", \"a\", \"I\", or \"i\".
It causes causes numeric, alphabetic, or roman counters, respectively.
The separator is only used if another counter for a subsection is being
added.
If there are more numbered section levels than entries in this lists,
then the last entry will be reused.
2. A terminator string that will be added after the entire
section number."
:group 'org-export-general
:type '(cons
(repeat
(list
(string :tag "Counter Type")
(string :tag "Separator ")))
(string :tag "Terminator")))
(defcustom org-export-with-toc t
"Non-nil means create a table of contents in exported files.
The TOC contains headlines with levels up to`org-export-headline-levels'.
When an integer, include levels up to N in the toc, this may then be
different from `org-export-headline-levels', but it will not be allowed
to be larger than the number of headline levels.
When nil, no table of contents is made.
Headlines which contain any TODO items will be marked with \"(*)\" in
ASCII export, and with red color in HTML output, if the option
`org-export-mark-todo-in-toc' is set.
In HTML output, the TOC will be clickable.
This option can also be set with the +OPTIONS line, e.g. \"toc:nil\"
or \"toc:3\"."
:group 'org-export-general
:type '(choice
(const :tag "No Table of Contents" nil)
(const :tag "Full Table of Contents" t)
(integer :tag "TOC to level")))
(defcustom org-export-mark-todo-in-toc nil
"Non-nil means mark TOC lines that contain any open TODO items."
:group 'org-export-general
:type 'boolean)
(defcustom org-export-with-todo-keywords t
"Non-nil means include TODO keywords in export.
When nil, remove all these keywords from the export."
:group 'org-export-general
:type 'boolean)
(defcustom org-export-with-priority nil
"Non-nil means include priority cookies in export.
When nil, remove priority cookies for export."
:group 'org-export-general
:type 'boolean)
(defcustom org-export-preserve-breaks nil
"Non-nil means preserve all line breaks when exporting.
Normally, in HTML output paragraphs will be reformatted. In ASCII
export, line breaks will always be preserved, regardless of this variable.
This option can also be set with the +OPTIONS line, e.g. \"\\n:t\"."
:group 'org-export-general
:type 'boolean)
(defcustom org-export-with-archived-trees 'headline
"Whether subtrees with the ARCHIVE tag should be exported.
This can have three different values
nil Do not export, pretend this tree is not present
t Do export the entire tree
headline Only export the headline, but skip the tree below it."
:group 'org-export-general
:group 'org-archive
:type '(choice
(const :tag "not at all" nil)
(const :tag "headline only" 'headline)
(const :tag "entirely" t)))
(defcustom org-export-author-info t
"Non-nil means insert author name and email into the exported file.
This option can also be set with the +OPTIONS line,
e.g. \"author:nil\"."
:group 'org-export-general
:type 'boolean)
(defcustom org-export-email-info nil
"Non-nil means insert author name and email into the exported file.
This option can also be set with the +OPTIONS line,
e.g. \"email:t\"."
:group 'org-export-general
:type 'boolean)
(defcustom org-export-creator-info t
"Non-nil means the postamble should contain a creator sentence.
This sentence is \"HTML generated by org-mode XX in emacs XXX\"."
:group 'org-export-general
:type 'boolean)
(defcustom org-export-time-stamp-file t
"Non-nil means insert a time stamp into the exported file.
The time stamp shows when the file was created.
This option can also be set with the +OPTIONS line,
e.g. \"timestamp:nil\"."
:group 'org-export-general
:type 'boolean)
(defcustom org-export-with-timestamps t
"If nil, do not export time stamps and associated keywords."
:group 'org-export-general
:type 'boolean)
(defcustom org-export-remove-timestamps-from-toc t
"If t, remove timestamps from the table of contents entries."
:group 'org-export-general
:type 'boolean)
(defcustom org-export-with-tags 'not-in-toc
"If nil, do not export tags, just remove them from headlines.
If this is the symbol `not-in-toc', tags will be removed from table of
contents entries, but still be shown in the headlines of the document.
This option can also be set with the +OPTIONS line, e.g. \"tags:nil\"."
:group 'org-export-general
:type '(choice
(const :tag "Off" nil)
(const :tag "Not in TOC" not-in-toc)
(const :tag "On" t)))
(defcustom org-export-with-drawers nil
"Non-nil means export with drawers like the property drawer.
When t, all drawers are exported. This may also be a list of
drawer names to export."
:group 'org-export-general
:type '(choice
(const :tag "All drawers" t)
(const :tag "None" nil)
(repeat :tag "Selected drawers"
(string :tag "Drawer name"))))
(defvar org-export-first-hook nil
"Hook called as the first thing in each exporter.
Point will be still in the original buffer.
Good for general initialization")
(defvar org-export-preprocess-hook nil
"Hook for preprocessing an export buffer.
Pretty much the first thing when exporting is running this hook.
Point will be in a temporary buffer that contains a copy of
the original buffer, or of the section that is being export.
All the other hooks in the org-export-preprocess... category
also work in that temporary buffer, already modified by various
stages of the processing.")
(defvar org-export-preprocess-after-include-files-hook nil
"Hook for preprocessing an export buffer.
This is run after the contents of included files have been inserted.")
(defvar org-export-preprocess-after-tree-selection-hook nil
"Hook for preprocessing an export buffer.
This is run after selection of trees to be exported has happened.
This selection includes tags-based selection, as well as removal
of commented and archived trees.")
(defvar org-export-preprocess-after-headline-targets-hook nil
"Hook for preprocessing export buffer.
This is run just after the headline targets have been defined and
the target-alist has been set up.")
(defvar org-export-preprocess-before-selecting-backend-code-hook nil
"Hook for preprocessing an export buffer.
This is run just before backend-specific blocks get selected.")
(defvar org-export-preprocess-after-blockquote-hook nil
"Hook for preprocessing an export buffer.
This is run after blockquote/quote/verse/center have been marked
with cookies.")
(defvar org-export-preprocess-after-radio-targets-hook nil
"Hook for preprocessing an export buffer.
This is run after radio target processing.")
(defvar org-export-preprocess-before-normalizing-links-hook nil
"Hook for preprocessing an export buffer.
This hook is run before links are normalized.")
(defvar org-export-preprocess-before-backend-specifics-hook nil
"Hook run before backend-specific functions are called during preprocessing.")
(defvar org-export-preprocess-final-hook nil
"Hook for preprocessing an export buffer.
This is run as the last thing in the preprocessing buffer, just before
returning the buffer string to the backend.")
(defgroup org-export-translation nil
"Options for translating special ascii sequences for the export backends."
:tag "Org Export Translation"
:group 'org-export)
(defcustom org-export-with-emphasize t
"Non-nil means interpret *word*, /word/, and _word_ as emphasized text.
If the export target supports emphasizing text, the word will be
typeset in bold, italic, or underlined, respectively. Works only for
single words, but you can say: I *really* *mean* *this*.
Not all export backends support this.
This option can also be set with the +OPTIONS line, e.g. \"*:nil\"."
:group 'org-export-translation
:type 'boolean)
(defcustom org-export-with-footnotes t
"If nil, export [1] as a footnote marker.
Lines starting with [1] will be formatted as footnotes.
This option can also be set with the +OPTIONS line, e.g. \"f:nil\"."
:group 'org-export-translation
:type 'boolean)
(defcustom org-export-with-TeX-macros t
"Non-nil means interpret simple TeX-like macros when exporting.
For example, HTML export converts \\alpha to α and \\AA to Å.
Not only real TeX macros will work here, but the standard HTML entities
for math can be used as macro names as well. For a list of supported
names in HTML export, see the constant `org-entities' and the user option
`org-entities-user'.
Not all export backends support this.
This option can also be set with the +OPTIONS line, e.g. \"TeX:nil\"."
:group 'org-export-translation
:group 'org-export-latex
:type 'boolean)
(defcustom org-export-with-LaTeX-fragments t
"Non-nil means process LaTeX math fragments for HTML display.
When set, the exporter will find and process LaTeX environments if the
\\begin line is the first non-white thing on a line. It will also find
and process the math delimiters like $a=b$ and \\( a=b \\) for inline math,
$$a=b$$ and \\[ a=b \\] for display math.
This option can also be set with the +OPTIONS line, e.g. \"LaTeX:mathjax\".
Allowed values are:
nil Don't do anything.
verbatim Keep eveything in verbatim
dvipng Process the LaTeX fragments to images.
This will also include processing of non-math environments.
t Do MathJax preprocessing if there is at least on math snippet,
and arrange for MathJax.js to be loaded.
The default is nil, because this option needs the `dvipng' program which
is not available on all systems."
:group 'org-export-translation
:group 'org-export-latex
:type '(choice
(const :tag "Do not process math in any way" nil)
(const :tag "Obsolete, use dvipng setting" t)
(const :tag "Use dvipng to make images" dvipng)
(const :tag "Use MathJax to display math" mathjax)
(const :tag "Leave math verbatim" verbatim)))
(defcustom org-export-with-fixed-width t
"Non-nil means lines starting with \":\" will be in fixed width font.
This can be used to have pre-formatted text, fragments of code etc. For
example:
: ;; Some Lisp examples
: (while (defc cnt)
: (ding))
will be looking just like this in also HTML. See also the QUOTE keyword.
Not all export backends support this.
This option can also be set with the +OPTIONS line, e.g. \"::nil\"."
:group 'org-export-translation
:type 'boolean)
(defgroup org-export-tables nil
"Options for exporting tables in Org-mode."
:tag "Org Export Tables"
:group 'org-export)
(defcustom org-export-with-tables t
"If non-nil, lines starting with \"|\" define a table.
For example:
| Name | Address | Birthday |
|-------------+----------+-----------|
| Arthur Dent | England | 29.2.2100 |
Not all export backends support this.
This option can also be set with the +OPTIONS line, e.g. \"|:nil\"."
:group 'org-export-tables
:type 'boolean)
(defcustom org-export-highlight-first-table-line t
"Non-nil means highlight the first table line.
In HTML export, this means use
instead of
.
In tables created with table.el, this applies to the first table line.
In Org-mode tables, all lines before the first horizontal separator
line will be formatted with
tags."
:group 'org-export-tables
:type 'boolean)
(defcustom org-export-table-remove-special-lines t
"Remove special lines and marking characters in calculating tables.
This removes the special marking character column from tables that are set
up for spreadsheet calculations. It also removes the entire lines
marked with `!', `_', or `^'. The lines with `$' are kept, because
the values of constants may be useful to have."
:group 'org-export-tables
:type 'boolean)
(defcustom org-export-prefer-native-exporter-for-tables nil
"Non-nil means always export tables created with table.el natively.
Natively means use the HTML code generator in table.el.
When nil, Org-mode's own HTML generator is used when possible (i.e. if
the table does not use row- or column-spanning). This has the
advantage, that the automatic HTML conversions for math symbols and
sub/superscripts can be applied. Org-mode's HTML generator is also
much faster. The LaTeX exporter always use the native exporter for
table.el tables."
:group 'org-export-tables
:type 'boolean)
(defgroup org-export-xml nil
"Options specific for XML export of Org-mode files."
:tag "Org Export XML"
:group 'org-export)
;;;; Exporting
;;; Variables, constants, and parameter plists
(defconst org-level-max 20)
(defvar org-current-export-file nil) ; dynamically scoped parameter
(defvar org-current-export-dir nil) ; dynamically scoped parameter
(defvar org-export-opt-plist nil
"Contains the current option plist.")
(defvar org-last-level nil) ; dynamically scoped variable
(defvar org-min-level nil) ; dynamically scoped variable
(defvar org-levels-open nil) ; dynamically scoped parameter
(defconst org-export-plist-vars
'((:link-up nil org-export-html-link-up)
(:link-home nil org-export-html-link-home)
(:language nil org-export-default-language)
(:keywords nil org-export-page-keywords)
(:description nil org-export-page-description)
(:customtime nil org-display-custom-times)
(:headline-levels "H" org-export-headline-levels)
(:section-numbers "num" org-export-with-section-numbers)
(:section-number-format nil org-export-section-number-format)
(:table-of-contents "toc" org-export-with-toc)
(:preserve-breaks "\\n" org-export-preserve-breaks)
(:archived-trees nil org-export-with-archived-trees)
(:emphasize "*" org-export-with-emphasize)
(:sub-superscript "^" org-export-with-sub-superscripts)
(:special-strings "-" org-export-with-special-strings)
(:footnotes "f" org-export-with-footnotes)
(:drawers "d" org-export-with-drawers)
(:tags "tags" org-export-with-tags)
(:todo-keywords "todo" org-export-with-todo-keywords)
(:priority "pri" org-export-with-priority)
(:TeX-macros "TeX" org-export-with-TeX-macros)
(:LaTeX-fragments "LaTeX" org-export-with-LaTeX-fragments)
(:latex-listings nil org-export-latex-listings)
(:skip-before-1st-heading "skip" org-export-skip-text-before-1st-heading)
(:fixed-width ":" org-export-with-fixed-width)
(:timestamps "<" org-export-with-timestamps)
(:author-info "author" org-export-author-info)
(:email-info "email" org-export-email-info)
(:creator-info "creator" org-export-creator-info)
(:time-stamp-file "timestamp" org-export-time-stamp-file)
(:tables "|" org-export-with-tables)
(:table-auto-headline nil org-export-highlight-first-table-line)
(:style-include-default nil org-export-html-style-include-default)
(:style-include-scripts nil org-export-html-style-include-scripts)
(:style nil org-export-html-style)
(:style-extra nil org-export-html-style-extra)
(:agenda-style nil org-agenda-export-html-style)
(:convert-org-links nil org-export-html-link-org-files-as-html)
(:inline-images nil org-export-html-inline-images)
(:html-extension nil org-export-html-extension)
(:xml-declaration nil org-export-html-xml-declaration)
(:html-table-tag nil org-export-html-table-tag)
(:expand-quoted-html "@" org-export-html-expand)
(:timestamp nil org-export-html-with-timestamp)
(:publishing-directory nil org-export-publishing-directory)
(:preamble nil org-export-html-preamble)
(:postamble nil org-export-html-postamble)
(:auto-preamble nil org-export-html-auto-preamble)
(:auto-postamble nil org-export-html-auto-postamble)
(:author nil user-full-name)
(:email nil user-mail-address)
(:select-tags nil org-export-select-tags)
(:exclude-tags nil org-export-exclude-tags)
(:latex-image-options nil org-export-latex-image-default-option))
"List of properties that represent export/publishing variables.
Each element is a list of 3 items:
1. The property that is used internally, and also for org-publish-project-alist
2. The string that can be used in the OPTION lines to set this option,
or nil if this option cannot be changed in this way
3. The customization variable that sets the default for this option."
)
(defun org-default-export-plist ()
"Return the property list with default settings for the export variables."
(let* ((infile (org-infile-export-plist))
(letbind (plist-get infile :let-bind))
(l org-export-plist-vars) rtn e s v)
(while (setq e (pop l))
(setq s (nth 2 e)
v (cond
((assq s letbind) (nth 1 (assq s letbind)))
((boundp s) (symbol-value s))
(t nil))
rtn (cons (car e) (cons v rtn))))
rtn))
(defvar org-export-inbuffer-options-extra nil
"List of additional in-buffer options that should be detected.
Just before export, the buffer is scanned for options like #+TITLE, #+EMAIL,
etc. Extensions can add to this list to get their options detected, and they
can then add a function to `org-export-options-filters' to process these
options.
Each element in this list must be a list, with the in-buffer keyword as car,
and a property (a symbol) as the next element. All occurrences of the
keyword will be found, the values concatenated with a space character
in between, and the result stored in the export options property list.")
(defvar org-export-options-filters nil
"Functions to be called to finalize the export/publishing options.
All these options are stored in a property list, and each of the functions
in this hook gets a chance to modify this property list. Each function
must accept the property list as an argument, and must return the (possibly
modified) list.")
;; FIXME: should we fold case here?
(defun org-infile-export-plist ()
"Return the property list with file-local settings for export."
(save-excursion
(save-restriction
(widen)
(goto-char (point-min))
(let ((re (org-make-options-regexp
(append
'("TITLE" "AUTHOR" "DATE" "EMAIL" "TEXT" "OPTIONS" "LANGUAGE"
"MATHJAX"
"LINK_UP" "LINK_HOME" "SETUPFILE" "STYLE"
"LATEX_HEADER" "LATEX_CLASS"
"EXPORT_SELECT_TAGS" "EXPORT_EXCLUDE_TAGS"
"KEYWORDS" "DESCRIPTION" "MACRO" "BIND" "XSLT")
(mapcar 'car org-export-inbuffer-options-extra))))
(case-fold-search t)
p key val text options mathjax a pr style
latex-header latex-class macros letbind
ext-setup-or-nil setup-contents (start 0))
(while (or (and ext-setup-or-nil
(string-match re ext-setup-or-nil start)
(setq start (match-end 0)))
(and (setq ext-setup-or-nil nil start 0)
(re-search-forward re nil t)))
(setq key (upcase (org-match-string-no-properties 1 ext-setup-or-nil))
val (org-match-string-no-properties 2 ext-setup-or-nil))
(cond
((setq a (assoc key org-export-inbuffer-options-extra))
(setq pr (nth 1 a))
(setq p (plist-put p pr (concat (plist-get p pr) " " val))))
((string-equal key "TITLE") (setq p (plist-put p :title val)))
((string-equal key "AUTHOR")(setq p (plist-put p :author val)))
((string-equal key "EMAIL") (setq p (plist-put p :email val)))
((string-equal key "DATE") (setq p (plist-put p :date val)))
((string-equal key "KEYWORDS") (setq p (plist-put p :keywords val)))
((string-equal key "DESCRIPTION")
(setq p (plist-put p :description val)))
((string-equal key "LANGUAGE") (setq p (plist-put p :language val)))
((string-equal key "STYLE")
(setq style (concat style "\n" val)))
((string-equal key "LATEX_HEADER")
(setq latex-header (concat latex-header "\n" val)))
((string-equal key "LATEX_CLASS")
(setq latex-class val))
((string-equal key "TEXT")
(setq text (if text (concat text "\n" val) val)))
((string-equal key "OPTIONS")
(setq options (concat val " " options)))
((string-equal key "MATHJAX")
(setq mathjax (concat val " " mathjax)))
((string-equal key "BIND")
(push (read (concat "(" val ")")) letbind))
((string-equal key "XSLT")
(setq p (plist-put p :xslt val)))
((string-equal key "LINK_UP")
(setq p (plist-put p :link-up val)))
((string-equal key "LINK_HOME")
(setq p (plist-put p :link-home val)))
((string-equal key "EXPORT_SELECT_TAGS")
(setq p (plist-put p :select-tags (org-split-string val))))
((string-equal key "EXPORT_EXCLUDE_TAGS")
(setq p (plist-put p :exclude-tags (org-split-string val))))
((string-equal key "MACRO")
(push val macros))
((equal key "SETUPFILE")
(setq setup-contents (org-file-contents
(expand-file-name
(org-remove-double-quotes
(org-trim val)))
'noerror))
(if (not ext-setup-or-nil)
(setq ext-setup-or-nil setup-contents start 0)
(setq ext-setup-or-nil
(concat (substring ext-setup-or-nil 0 start)
"\n" setup-contents "\n"
(substring ext-setup-or-nil start)))))))
(setq p (plist-put p :text text))
(when (and letbind (org-export-confirm-letbind))
(setq p (plist-put p :let-bind letbind)))
(when style (setq p (plist-put p :style-extra style)))
(when latex-header
(setq p (plist-put p :latex-header-extra (substring latex-header 1))))
(when latex-class
(setq p (plist-put p :latex-class latex-class)))
(when options
(setq p (org-export-add-options-to-plist p options)))
(when mathjax
(setq p (plist-put p :mathjax mathjax)))
;; Add macro definitions
(setq p (plist-put p :macro-date "(eval (format-time-string \"$1\"))"))
(setq p (plist-put p :macro-time "(eval (format-time-string \"$1\"))"))
(setq p (plist-put p :macro-property "(eval (org-entry-get nil \"$1\" 'selective))"))
(setq p (plist-put
p :macro-modification-time
(and (buffer-file-name)
(file-exists-p (buffer-file-name))
(concat
"(eval (format-time-string \"$1\" '"
(prin1-to-string (nth 5 (file-attributes
(buffer-file-name))))
"))"))))
(setq p (plist-put p :macro-input-file (and (buffer-file-name)
(file-name-nondirectory
(buffer-file-name)))))
(while (setq val (pop macros))
(when (string-match "^\\([-a-zA-Z0-9_]+\\)[ \t]+\\(.*?[ \t]*$\\)" val)
(setq p (plist-put
p (intern
(concat ":macro-" (downcase (match-string 1 val))))
(org-export-interpolate-newlines (match-string 2 val))))))
p))))
(defun org-export-interpolate-newlines (s)
(while (string-match "\\\\n" s)
(setq s (replace-match "\n" t t s)))
s)
(defvar org-export-allow-BIND-local nil)
(defun org-export-confirm-letbind ()
"Can we use #+BIND values during export?
By default this will ask fro confirmation by the user, to divert possible
security risks."
(cond
((not org-export-allow-BIND) nil)
((eq org-export-allow-BIND t) t)
((local-variable-p 'org-export-allow-BIND-local (current-buffer))
org-export-allow-BIND-local)
(t (org-set-local 'org-export-allow-BIND-local
(yes-or-no-p "Allow BIND values in this buffer? ")))))
(defun org-install-letbind ()
"Install the values from #+BIND lines as local variables."
(let ((letbind (plist-get org-export-opt-plist :let-bind))
pair)
(while (setq pair (pop letbind))
(org-set-local (car pair) (nth 1 pair)))))
(defun org-export-add-options-to-plist (p options)
"Parse an OPTIONS line and set values in the property list P."
(let (o)
(when options
(let ((op org-export-plist-vars))
(while (setq o (pop op))
(if (and (nth 1 o)
(string-match (concat (regexp-quote (nth 1 o))
":\\([^ \t\n\r;,.]*\\)")
options))
(setq p (plist-put p (car o)
(car (read-from-string
(match-string 1 options))))))))))
p)
(defun org-export-add-subtree-options (p pos)
"Add options in subtree at position POS to property list P."
(save-excursion
(goto-char pos)
(when (org-at-heading-p)
(let (a)
;; This is actually read in `org-export-get-title-from-subtree'
;; (when (setq a (org-entry-get pos "EXPORT_TITLE"))
;; (setq p (plist-put p :title a)))
(when (setq a (org-entry-get pos "EXPORT_TEXT"))
(setq p (plist-put p :text a)))
(when (setq a (org-entry-get pos "EXPORT_AUTHOR"))
(setq p (plist-put p :author a)))
(when (setq a (org-entry-get pos "EXPORT_DATE"))
(setq p (plist-put p :date a)))
(when (setq a (org-entry-get pos "EXPORT_OPTIONS"))
(setq p (org-export-add-options-to-plist p a)))))
p))
(defun org-export-directory (type plist)
(let* ((val (plist-get plist :publishing-directory))
(dir (if (listp val)
(or (cdr (assoc type val)) ".")
val)))
dir))
(defun org-export-process-option-filters (plist)
(let ((functions org-export-options-filters) f)
(while (setq f (pop functions))
(setq plist (funcall f plist))))
plist)
;;;###autoload
(defun org-export (&optional arg)
"Export dispatcher for Org-mode.
When `org-export-run-in-background' is non-nil, try to run the command
in the background. This will be done only for commands that write
to a file. For details see the docstring of `org-export-run-in-background'.
The prefix argument ARG will be passed to the exporter. However, if
ARG is a double universal prefix \\[universal-argument] \\[universal-argument], \
that means to inverse the
value of `org-export-run-in-background'."
(interactive "P")
(let* ((bg (org-xor (equal arg '(16)) org-export-run-in-background))
subtree-p
(help "[t] insert the export option template
\[v] limit export to visible part of outline tree
\[1] only export the current subtree
\[SPC] publish enclosing subtree (with LaTeX_CLASS or EXPORT_FILE_NAME prop)
\[a/n/u] export as ASCII/Latin-1/UTF-8 [A/N/U] to temporary buffer
\[h] export as HTML [H] to temporary buffer [R] export region
\[b] export as HTML and open in browser
\[l] export as LaTeX [L] to temporary buffer
\[p] export as LaTeX and process to PDF [d] ... and open PDF file
\[D] export as DocBook [V] export as DocBook, process to PDF, and open
\[j] export as TaskJuggler [J] ... and open
\[m] export as Freemind mind map
\[x] export as XOXO
\[g] export using Wes Hardaker's generic exporter
\[i] export current file as iCalendar file
\[I] export all agenda files as iCalendar files [c] ...as one combined file
\[F] publish current file [P] publish current project
\[X] publish a project... [E] publish every projects")
(cmds
'((?t org-insert-export-options-template nil)
(?v org-export-visible nil)
(?a org-export-as-ascii t)
(?A org-export-as-ascii-to-buffer t)
(?n org-export-as-latin1 t)
(?N org-export-as-latin1-to-buffer t)
(?u org-export-as-utf8 t)
(?U org-export-as-utf8-to-buffer t)
(?h org-export-as-html t)
(?b org-export-as-html-and-open t)
(?H org-export-as-html-to-buffer nil)
(?R org-export-region-as-html nil)
(?x org-export-as-xoxo t)
(?g org-export-generic t)
(?D org-export-as-docbook t)
(?V org-export-as-docbook-pdf-and-open t)
(?j org-export-as-taskjuggler t)
(?J org-export-as-taskjuggler-and-open t)
(?m org-export-as-freemind t)
(?l org-export-as-latex t)
(?p org-export-as-pdf t)
(?d org-export-as-pdf-and-open t)
(?L org-export-as-latex-to-buffer nil)
(?i org-export-icalendar-this-file t)
(?I org-export-icalendar-all-agenda-files t)
(?c org-export-icalendar-combine-agenda-files t)
(?F org-publish-current-file t)
(?P org-publish-current-project t)
(?X org-publish t)
(?E org-publish-all t)))
r1 r2 ass
(cpos (point)) (cbuf (current-buffer)) bpos)
(save-excursion
(save-window-excursion
(delete-other-windows)
(with-output-to-temp-buffer "*Org Export/Publishing Help*"
(princ help))
(org-fit-window-to-buffer (get-buffer-window
"*Org Export/Publishing Help*"))
(message "Select command: ")
(setq r1 (read-char-exclusive))
(when (eq r1 ?1)
(setq subtree-p t)
(message "Select command (for subtree): ")
(setq r1 (read-char-exclusive)))
(when (eq r1 ?\ )
(let ((case-fold-search t))
(if (re-search-backward
"^[ \t]+\\(:latex_class:\\|:export_title:\\)[ \t]+\\S-"
nil t)
(progn
(org-back-to-heading t)
(setq subtree-p t)
(setq bpos (point))
(message "Select command (for subtree): ")
(setq r1 (read-char-exclusive)))
(error "No enclosing node with LaTeX_CLASS or EXPORT_FILE_NAME")
)))))
(and bpos (goto-char bpos))
(setq r2 (if (< r1 27) (+ r1 96) r1))
(unless (setq ass (assq r2 cmds))
(error "No command associated with key %c" r1))
(if (and bg (nth 2 ass)
(not (buffer-base-buffer))
(not (org-region-active-p)))
;; execute in background
(let ((p (start-process
(concat "Exporting " (file-name-nondirectory (buffer-file-name)))
"*Org Processes*"
(expand-file-name invocation-name invocation-directory)
"-batch"
"-l" user-init-file
"--eval" "(require 'org-exp)"
"--eval" "(setq org-wait .2)"
(buffer-file-name)
"-f" (symbol-name (nth 1 ass)))))
(set-process-sentinel p 'org-export-process-sentinel)
(message "Background process \"%s\": started" p))
;; background processing not requested, or not possible
(if subtree-p (progn (outline-mark-subtree) (activate-mark)))
(call-interactively (nth 1 ass))
(when (and bpos (get-buffer-window cbuf))
(let ((cw (selected-window)))
(select-window (get-buffer-window cbuf))
(goto-char cpos)
(deactivate-mark)
(select-window cw))))))
(defun org-export-process-sentinel (process status)
(if (string-match "\n+\\'" status)
(setq status (substring status 0 -1)))
(message "Background process \"%s\": %s" process status))
;;; General functions for all backends
(defvar org-export-target-aliases nil
"Alist of targets with invisible aliases.")
(defvar org-export-preferred-target-alist nil
"Alist of section id's with preferred aliases.")
(defvar org-export-id-target-alist nil
"Alist of section id's with preferred aliases.")
(defvar org-export-code-refs nil
"Alist of code references and line numbers.")
(defun org-export-preprocess-string (string &rest parameters)
"Cleanup STRING so that that the true exported has a more consistent source.
This function takes STRING, which should be a buffer-string of an org-file
to export. It then creates a temporary buffer where it does its job.
The result is then again returned as a string, and the exporter works
on this string to produce the exported version."
(interactive)
(let* ((htmlp (plist-get parameters :for-html))
(asciip (plist-get parameters :for-ascii))
(latexp (plist-get parameters :for-LaTeX))
(docbookp (plist-get parameters :for-docbook))
(backend (cond (htmlp 'html)
(latexp 'latex)
(asciip 'ascii)
(docbookp 'docbook)))
(archived-trees (plist-get parameters :archived-trees))
(inhibit-read-only t)
(drawers org-drawers)
(outline-regexp "\\*+ ")
target-alist rtn)
(setq org-export-target-aliases nil
org-export-preferred-target-alist nil
org-export-id-target-alist nil
org-export-code-refs nil)
(with-current-buffer (get-buffer-create " org-mode-tmp")
(erase-buffer)
(insert string)
(setq case-fold-search t)
(let ((inhibit-read-only t))
(remove-text-properties (point-min) (point-max)
'(read-only t)))
;; Remove license-to-kill stuff
;; The caller marks some stuff for killing, stuff that has been
;; used to create the page title, for example.
(org-export-kill-licensed-text)
(let ((org-inhibit-startup t)) (org-mode))
(setq case-fold-search t)
(org-install-letbind)
;; Call the hook
(run-hooks 'org-export-preprocess-hook)
;; Process the macros
(org-export-preprocess-apply-macros)
(run-hooks 'org-export-preprocess-after-macros-hook)
(untabify (point-min) (point-max))
;; Handle include files, and call a hook
(org-export-handle-include-files-recurse)
(run-hooks 'org-export-preprocess-after-include-files-hook)
;; Get rid of archived trees
(org-export-remove-archived-trees archived-trees)
;; Remove comment environment and comment subtrees
(org-export-remove-comment-blocks-and-subtrees)
;; Get rid of excluded trees, and call a hook
(org-export-handle-export-tags (plist-get parameters :select-tags)
(plist-get parameters :exclude-tags))
(run-hooks 'org-export-preprocess-after-tree-selection-hook)
;; Mark end of lists
(org-export-mark-list-ending backend)
;; Export code blocks
(org-export-blocks-preprocess)
;; Handle source code snippets
(org-export-replace-src-segments-and-examples backend)
;; Protect short examples marked by a leading colon
(org-export-protect-colon-examples)
;; Protected spaces
(org-export-convert-protected-spaces backend)
;; Normalize footnotes
(when (plist-get parameters :footnotes)
(org-footnote-normalize nil t))
;; Find all headings and compute the targets for them
(setq target-alist (org-export-define-heading-targets target-alist))
(run-hooks 'org-export-preprocess-after-headline-targets-hook)
;; Find HTML special classes for headlines
(org-export-remember-html-container-classes)
;; Get rid of drawers
(org-export-remove-or-extract-drawers
drawers (plist-get parameters :drawers) backend)
;; Get the correct stuff before the first headline
(when (plist-get parameters :skip-before-1st-heading)
(goto-char (point-min))
(when (re-search-forward "^\\(#.*\n\\)?\\*+[ \t]" nil t)
(delete-region (point-min) (match-beginning 0))
(goto-char (point-min))
(insert "\n")))
(when (plist-get parameters :add-text)
(goto-char (point-min))
(insert (plist-get parameters :add-text) "\n"))
;; Remove todo-keywords before exporting, if the user has requested so
(org-export-remove-headline-metadata parameters)
;; Find targets in comments and move them out of comments,
;; but mark them as targets that should be invisible
(setq target-alist (org-export-handle-invisible-targets target-alist))
;; Select and protect backend specific stuff, throw away stuff
;; that is specific for other backends
(run-hooks 'org-export-preprocess-before-selecting-backend-code-hook)
(org-export-select-backend-specific-text backend)
;; Protect quoted subtrees
(org-export-protect-quoted-subtrees)
;; Remove clock lines
(org-export-remove-clock-lines)
;; Protect verbatim elements
(org-export-protect-verbatim)
;; Blockquotes, verse, and center
(org-export-mark-blockquote-verse-center)
(run-hooks 'org-export-preprocess-after-blockquote-hook)
;; Remove timestamps, if the user has requested so
(unless (plist-get parameters :timestamps)
(org-export-remove-timestamps))
;; Attach captions to the correct object
(setq target-alist (org-export-attach-captions-and-attributes
backend target-alist))
;; Find matches for radio targets and turn them into internal links
(org-export-mark-radio-links)
(run-hooks 'org-export-preprocess-after-radio-targets-hook)
;; Find all links that contain a newline and put them into a single line
(org-export-concatenate-multiline-links)
;; Normalize links: Convert angle and plain links into bracket links
;; and expand link abbreviations
(run-hooks 'org-export-preprocess-before-normalizing-links-hook)
(org-export-normalize-links)
;; Find all internal links. If they have a fuzzy match (i.e. not
;; a *dedicated* target match, let the link point to the
;; corresponding section.
(org-export-target-internal-links target-alist)
;; Find multiline emphasis and put them into single line
(when (plist-get parameters :emph-multiline)
(org-export-concatenate-multiline-emphasis))
;; Remove special table lines, and store alignment information
(org-store-forced-table-alignment)
(when org-export-table-remove-special-lines
(org-export-remove-special-table-lines))
;; Another hook
(run-hooks 'org-export-preprocess-before-backend-specifics-hook)
;; LaTeX-specific preprocessing
(when latexp
(require 'org-latex nil)
(org-export-latex-preprocess parameters))
;; ASCII-specific preprocessing
(when asciip
(org-export-ascii-preprocess parameters))
;; HTML-specific preprocessing
(when htmlp
(org-export-html-preprocess parameters))
;; DocBook-specific preprocessing
(when docbookp
(require 'org-docbook nil)
(org-export-docbook-preprocess parameters))
;; Remove or replace comments
(org-export-handle-comments (plist-get parameters :comments))
;; Remove #+TBLFM and #+TBLNAME lines
(org-export-handle-table-metalines)
;; Run the final hook
(run-hooks 'org-export-preprocess-final-hook)
(setq rtn (buffer-string)))
(kill-buffer " org-mode-tmp")
rtn))
(defun org-export-kill-licensed-text ()
"Remove all text that is marked with a :org-license-to-kill property."
(let (p)
(while (setq p (text-property-any (point-min) (point-max)
:org-license-to-kill t))
(delete-region
p (or (next-single-property-change p :org-license-to-kill)
(point-max))))))
(defvar org-export-define-heading-targets-headline-hook nil
"Hook that is run when a headline was matched during target search.
This is part of the preprocessing for export.")
(defun org-export-define-heading-targets (target-alist)
"Find all headings and define the targets for them.
The new targets are added to TARGET-ALIST, which is also returned.
Also find all ID and CUSTOM_ID properties and store them."
(goto-char (point-min))
(org-init-section-numbers)
(let ((re (concat "^" org-outline-regexp
"\\|"
"^[ \t]*:\\(ID\\|CUSTOM_ID\\):[ \t]*\\([^ \t\r\n]+\\)"))
level target last-section-target a id)
(while (re-search-forward re nil t)
(org-if-unprotected-at (match-beginning 0)
(if (match-end 2)
(progn
(setq id (org-match-string-no-properties 2))
(push (cons id target) target-alist)
(setq a (or (assoc last-section-target org-export-target-aliases)
(progn
(push (list last-section-target)
org-export-target-aliases)
(car org-export-target-aliases))))
(push (caar target-alist) (cdr a))
(when (equal (match-string 1) "CUSTOM_ID")
(if (not (assoc last-section-target
org-export-preferred-target-alist))
(push (cons last-section-target id)
org-export-preferred-target-alist)))
(when (equal (match-string 1) "ID")
(if (not (assoc last-section-target
org-export-id-target-alist))
(push (cons last-section-target (concat "ID-" id))
org-export-id-target-alist))))
(setq level (org-reduced-level
(save-excursion (goto-char (point-at-bol))
(org-outline-level))))
(setq target (org-solidify-link-text
(format "sec-%s" (replace-regexp-in-string
"\\." "_"
(org-section-number level)))))
(setq last-section-target target)
(push (cons target target) target-alist)
(add-text-properties
(point-at-bol) (point-at-eol)
(list 'target target))
(run-hooks 'org-export-define-heading-targets-headline-hook)))))
target-alist)
(defun org-export-handle-invisible-targets (target-alist)
"Find targets in comments and move them out of comments.
Mark them as invisible targets."
(let (target tmp a)
(goto-char (point-min))
(while (re-search-forward "^#.*?\\(<<\\([^>\r\n]+\\)>>>?\\).*" nil t)
;; Check if the line before or after is a headline with a target
(if (setq target (or (get-text-property (point-at-bol 0) 'target)
(get-text-property (point-at-bol 2) 'target)))
(progn
;; use the existing target in a neighboring line
(setq tmp (match-string 2))
(replace-match "")
(and (looking-at "\n") (delete-char 1))
(push (cons (setq tmp (org-solidify-link-text tmp)) target)
target-alist)
(setq a (or (assoc target org-export-target-aliases)
(progn
(push (list target) org-export-target-aliases)
(car org-export-target-aliases))))
(push tmp (cdr a)))
;; Make an invisible target
(replace-match "\\1(INVISIBLE)"))))
target-alist)
(defun org-export-target-internal-links (target-alist)
"Find all internal links and assign targets to them.
If a link has a fuzzy match (i.e. not a *dedicated* target match),
let the link point to the corresponding section.
This function also handles the id links, if they have a match in
the current file."
(goto-char (point-min))
(while (re-search-forward org-bracket-link-regexp nil t)
(org-if-unprotected-at (1+ (match-beginning 0))
(let* ((md (match-data))
(desc (match-end 2))
(link (org-link-unescape (match-string 1)))
(slink (org-solidify-link-text link))
found props pos cref
(target
(cond
((= (string-to-char link) ?#)
;; user wants exactly this link
link)
((cdr (assoc slink target-alist))
(or (cdr (assoc (assoc slink target-alist)
org-export-preferred-target-alist))
(cdr (assoc slink target-alist))))
((and (string-match "^id:" link)
(cdr (assoc (substring link 3) target-alist))))
((string-match "^(\\(.*\\))$" link)
(setq cref (match-string 1 link))
(concat "coderef:" cref))
((string-match org-link-types-re link) nil)
((or (file-name-absolute-p link)
(string-match "^\\." link))
nil)
(t
(let ((org-link-search-inhibit-query t))
(save-excursion
(setq found (condition-case nil (org-link-search link)
(error nil)))
(when (and found
(or (org-on-heading-p)
(not (eq found 'dedicated))))
(or (get-text-property (point) 'target)
(get-text-property
(max (point-min)
(1- (or (previous-single-property-change
(point) 'target) 0)))
'target)))))))))
(when target
(set-match-data md)
(goto-char (match-beginning 1))
(setq props (text-properties-at (point)))
(delete-region (match-beginning 1) (match-end 1))
(setq pos (point))
(insert target)
(unless desc (insert "][" link))
(add-text-properties pos (point) props))))))
(defun org-export-remember-html-container-classes ()
"Store the HTML_CONTAINER_CLASS properties in a text property."
(goto-char (point-min))
(let (class)
(while (re-search-forward
"^[ \t]*:HTML_CONTAINER_CLASS:[ \t]+\\(.+\\)$" nil t)
(setq class (match-string 1))
(save-excursion
(org-back-to-heading t)
(put-text-property (point-at-bol) (point-at-eol) 'html-container-class class)))))
(defvar org-export-format-drawer-function nil
"Function to be called to format the contents of a drawer.
The function must accept three parameters:
NAME the drawer name, like \"PROPERTIES\"
CONTENT the content of the drawer.
BACKEND one of the symbols html, docbook, latex, ascii, xoxo
The function should return the text to be inserted into the buffer.
If this is nil, `org-export-format-drawer' is used as a default.")
(defun org-export-remove-or-extract-drawers (all-drawers exp-drawers backend)
"Remove drawers, or extract and format the content.
ALL-DRAWERS is a list of all drawer names valid in the current buffer.
EXP-DRAWERS can be t to keep all drawer contents, or a list of drawers
whose content to keep. Any drawers that are in ALL-DRAWERS but not in
EXP-DRAWERS will be removed.
BACKEND is the current export backend."
(goto-char (point-min))
(let ((re (concat "^[ \t]*:\\("
(mapconcat 'identity all-drawers "\\|")
"\\):[ \t]*$"))
name beg beg-content eol content)
(while (re-search-forward re nil t)
(org-if-unprotected
(setq name (match-string 1))
(setq beg (match-beginning 0)
beg-content (1+ (point-at-eol))
eol (point-at-eol))
(if (not (and (re-search-forward
"^\\([ \t]*:END:[ \t]*\n?\\)\\|^\\*+[ \t]" nil t)
(match-end 1)))
(goto-char eol)
(goto-char (match-beginning 0))
(and (looking-at ".*\n?") (replace-match ""))
(setq content (buffer-substring beg-content (point)))
(delete-region beg (point))
(when (or (eq exp-drawers t)
(member name exp-drawers))
(setq content (funcall (or org-export-format-drawer-function
'org-export-format-drawer)
name content backend))
(insert content)))))))
(defun org-export-format-drawer (name content backend)
"Format the content of a drawer as a colon example."
(if (string-match "[ \t]+\\'" content)
(setq content (substring content (match-beginning 0))))
(while (string-match "\\`[ \t]*\n" content)
(setq content (substring content (match-end 0))))
(setq content (org-remove-indentation content))
(setq content (concat ": " (mapconcat 'identity
(org-split-string content "\n")
"\n: ")
"\n"))
(setq content (concat " : " (upcase name) "\n" content))
(org-add-props content nil 'org-protected t))
(defun org-export-handle-export-tags (select-tags exclude-tags)
"Modify the buffer, honoring SELECT-TAGS and EXCLUDE-TAGS.
Both arguments are lists of tags.
If any of SELECT-TAGS is found, all trees not marked by a SELECT-TAG
will be removed.
After that, all subtrees that are marked by EXCLUDE-TAGS will be
removed as well."
(remove-text-properties (point-min) (point-max) '(:org-delete t))
(let* ((re-sel (concat ":\\(" (mapconcat 'regexp-quote
select-tags "\\|")
"\\):"))
(re-excl (concat ":\\(" (mapconcat 'regexp-quote
exclude-tags "\\|")
"\\):"))
beg end cont)
(goto-char (point-min))
(when (and select-tags
(re-search-forward
(concat "^\\*+[ \t].*" re-sel "[^ \t\n]*[ \t]*$") nil t))
;; At least one tree is marked for export, this means
;; all the unmarked stuff needs to go.
;; Dig out the trees that should be exported
(goto-char (point-min))
(outline-next-heading)
(setq beg (point))
(put-text-property beg (point-max) :org-delete t)
(while (re-search-forward re-sel nil t)
(when (org-on-heading-p)
(org-back-to-heading)
(remove-text-properties
(max (1- (point)) (point-min))
(setq cont (save-excursion (org-end-of-subtree t t)))
'(:org-delete t))
(while (and (org-up-heading-safe)
(get-text-property (point) :org-delete))
(remove-text-properties (max (1- (point)) (point-min))
(point-at-eol) '(:org-delete t)))
(goto-char cont))))
;; Remove the trees explicitly marked for noexport
(when exclude-tags
(goto-char (point-min))
(while (re-search-forward re-excl nil t)
(when (org-at-heading-p)
(org-back-to-heading t)
(setq beg (point))
(org-end-of-subtree t t)
(delete-region beg (point))
(when (featurep 'org-inlinetask)
(org-inlinetask-remove-END-maybe)))))
;; Remove everything that is now still marked for deletion
(goto-char (point-min))
(while (setq beg (text-property-any (point-min) (point-max) :org-delete t))
(setq end (or (next-single-property-change beg :org-delete)
(point-max)))
(delete-region beg end))))
(defun org-export-remove-archived-trees (export-archived-trees)
"Remove archived trees.
When EXPORT-ARCHIVED-TREES is `headline;, only the headline will be exported.
When it is t, the entire archived tree will be exported.
When it is nil the entire tree including the headline will be removed
from the buffer."
(let ((re-archive (concat ":" org-archive-tag ":"))
a b)
(when (not (eq export-archived-trees t))
(goto-char (point-min))
(while (re-search-forward re-archive nil t)
(if (not (org-on-heading-p t))
(goto-char (point-at-eol))
(beginning-of-line 1)
(setq a (if export-archived-trees
(1+ (point-at-eol)) (point))
b (org-end-of-subtree t))
(if (> b a) (delete-region a b)))))))
(defun org-export-remove-headline-metadata (opts)
"Remove meta data from the headline, according to user options."
(let ((re org-complex-heading-regexp)
(todo (plist-get opts :todo-keywords))
(tags (plist-get opts :tags))
(pri (plist-get opts :priority))
(elts '(1 2 3 4 5))
rpl)
(setq elts (delq nil (list 1 (if todo 2) (if pri 3) 4 (if tags 5))))
(when (or (not todo) (not tags) (not pri))
(goto-char (point-min))
(while (re-search-forward re nil t)
(org-if-unprotected
(setq rpl (mapconcat (lambda (i) (if (match-end i) (match-string i) ""))
elts " "))
(replace-match rpl t t))))))
(defun org-export-remove-timestamps ()
"Remove timestamps and keywords for export."
(goto-char (point-min))
(while (re-search-forward org-maybe-keyword-time-regexp nil t)
(backward-char 1)
(org-if-unprotected
(unless (save-match-data (org-at-table-p))
(replace-match "")
(beginning-of-line 1)
(if (looking-at "[- \t]*\\(=>[- \t0-9:]*\\)?[ \t]*\n")
(replace-match ""))))))
(defun org-export-remove-clock-lines ()
"Remove clock lines for export."
(goto-char (point-min))
(let ((re (concat "^[ \t]*" org-clock-string ".*\n?")))
(while (re-search-forward re nil t)
(org-if-unprotected
(replace-match "")))))
(defun org-export-protect-quoted-subtrees ()
"Mark quoted subtrees with the protection property."
(let ((re-quote (concat "^\\*+[ \t]+" org-quote-string "\\>")))
(goto-char (point-min))
(while (re-search-forward re-quote nil t)
(goto-char (match-beginning 0))
(end-of-line 1)
(add-text-properties (point) (org-end-of-subtree t)
'(org-protected t)))))
(defun org-export-convert-protected-spaces (backend)
"Convert strings like \\____ to protected spaces in all backends."
(goto-char (point-min))
(while (re-search-forward "\\\\__+" nil t)
(org-if-unprotected-1
(replace-match
(org-add-props
(cond
((eq backend 'latex)
(format "\\hspace{%dex}" (- (match-end 0) (match-beginning 0))))
((eq backend 'html)
(org-add-props (match-string 0) nil
'org-whitespace (- (match-end 0) (match-beginning 0))))
;; ((eq backend 'docbook))
((eq backend 'ascii)
(org-add-props (match-string 0) '(org-whitespace t)))
(t (make-string (- (match-end 0) (match-beginning 0)) ?\ )))
'(org-protected t))
t t))))
(defun org-export-protect-verbatim ()
"Mark verbatim snippets with the protection property."
(goto-char (point-min))
(while (re-search-forward org-verbatim-re nil t)
(org-if-unprotected
(add-text-properties (match-beginning 4) (match-end 4)
'(org-protected t org-verbatim-emph t))
(goto-char (1+ (match-end 4))))))
(defun org-export-protect-colon-examples ()
"Protect lines starting with a colon."
(goto-char (point-min))
(let ((re "^[ \t]*:\\([ \t]\\|$\\)") beg)
(while (re-search-forward re nil t)
(beginning-of-line 1)
(setq beg (point))
(while (looking-at re)
(end-of-line 1)
(or (eobp) (forward-char 1)))
(add-text-properties beg (if (bolp) (1- (point)) (point))
'(org-protected t)))))
(defun org-export-select-backend-specific-text (backend)
(let ((formatters
'((docbook "DOCBOOK" "BEGIN_DOCBOOK" "END_DOCBOOK")
(html "HTML" "BEGIN_HTML" "END_HTML")
(beamer "BEAMER" "BEGIN_BEAMER" "END_BEAMER")
(ascii "ASCII" "BEGIN_ASCII" "END_ASCII")
(latex "LaTeX" "BEGIN_LaTeX" "END_LaTeX")))
(case-fold-search t)
fmt beg beg-content end end-content)
(while formatters
(setq fmt (pop formatters))
;; Handle #+Backend: stuff
(goto-char (point-min))
(while (re-search-forward (concat "^\\([ \t]*\\)#\\+" (cadr fmt)
":[ \t]*\\(.*\\)") nil t)
(if (not (eq (car fmt) backend))
(delete-region (point-at-bol) (min (1+ (point-at-eol)) (point-max)))
(replace-match "\\1\\2" t)
(add-text-properties
(point-at-bol) (min (1+ (point-at-eol)) (point-max))
'(org-protected t))))
;; Delete #+attr_Backend: stuff of another backend. Those
;; matching the current backend will be taken care of by
;; `org-export-attach-captions-and-attributes'
(goto-char (point-min))
(while (re-search-forward (concat "^\\([ \t]*\\)#\\+attr_" (cadr fmt)
":[ \t]*\\(.*\\)") nil t)
(when (not (eq (car fmt) backend))
(delete-region (point-at-bol) (min (1+ (point-at-eol)) (point-max)))))
;; Handle #+begin_Backend and #+end_Backend stuff
(goto-char (point-min))
(while (re-search-forward (concat "^[ \t]*#\\+" (caddr fmt) "\\>.*\n?")
nil t)
(setq beg (match-beginning 0) beg-content (match-end 0))
(when (re-search-forward (concat "^[ \t]*#\\+" (cadddr fmt) "\\>.*\n?")
nil t)
(setq end (match-end 0) end-content (match-beginning 0))
(if (eq (car fmt) backend)
;; yes, keep this
(progn
(add-text-properties beg-content end-content '(org-protected t))
(delete-region (match-beginning 0) (match-end 0))
(save-excursion
(goto-char beg)
(delete-region (point) (1+ (point-at-eol)))))
;; No, this is for a different backend, kill it
(delete-region beg end)))))))
(defun org-export-mark-blockquote-verse-center ()
"Mark block quote and verse environments with special cookies.
These special cookies will later be interpreted by the backend."
;; Blockquotes
(let (type t1 ind beg end beg1 end1 content)
(goto-char (point-min))
(while (re-search-forward
"^\\([ \t]*\\)#\\+\\(begin_\\(\\(block\\)?quote\\|verse\\|center\\)\\>.*\\)"
nil t)
(setq ind (length (match-string 1))
type (downcase (match-string 3))
t1 (if (equal type "quote") "blockquote" type))
(setq beg (match-beginning 0)
beg1 (1+ (match-end 0)))
(when (re-search-forward (concat "^[ \t]*#\\+end_" type "\\>.*") nil t)
(setq end1 (1- (match-beginning 0))
end (+ (point-at-eol) (if (looking-at "\n$") 1 0)))
(setq content (org-remove-indentation (buffer-substring beg1 end1)))
(setq content (concat "ORG-" (upcase t1) "-START\n"
content "\n"
"ORG-" (upcase t1) "-END\n"))
(delete-region beg end)
(insert (org-add-props content nil 'original-indentation ind))))))
(defun org-export-mark-list-ending (backend)
"Mark list endings with special cookies.
These special cookies will later be interpreted by the backend.
`org-list-end-re' is replaced by a blank line in the process."
(let ((process-buffer
(lambda (end-list-marker)
(goto-char (point-min))
(while (org-search-forward-unenclosed org-item-beginning-re nil t)
(goto-char (org-list-bottom-point))
(when (and (not (eq org-list-ending-method 'indent))
(looking-at (org-list-end-re)))
(replace-match "\n"))
(insert end-list-marker)))))
;; We need to divide backends into 3 categories.
(cond
;; 1. Backends using `org-list-parse-list' do not need markers.
((memq backend '(latex))
nil)
;; 2. Line-processing backends need to be told where lists end.
((memq backend '(html docbook))
(funcall process-buffer "ORG-LIST-END\n"))
;; 3. Others backends do not need to know this: clean list enders.
(t
(funcall process-buffer "")))))
(defun org-export-attach-captions-and-attributes (backend target-alist)
"Move #+CAPTION, #+ATTR_BACKEND, and #+LABEL text into text properties.
If the next thing following is a table, add the text properties to the first
table line. If it is a link, add it to the line containing the link."
(goto-char (point-min))
(remove-text-properties (point-min) (point-max)
'(org-caption nil org-attributes nil))
(let ((case-fold-search t)
(re (concat "^[ \t]*#\\+caption:[ \t]+\\(.*\\)"
"\\|"
"^[ \t]*#\\+attr_" (symbol-name backend) ":[ \t]+\\(.*\\)"
"\\|"
"^[ \t]*#\\+label:[ \t]+\\(.*\\)"
"\\|"
"^[ \t]*\\(|[^-]\\)"
"\\|"
"^[ \t]*\\[\\[.*\\]\\][ \t]*$"))
cap shortn attr label end)
(while (re-search-forward re nil t)
(cond
((match-end 1)
(progn
(setq cap (concat cap (if cap " " "") (org-trim (match-string 1))))
(when (string-match "\\[\\(.*\\)\\]{\\(.*\\)}" cap)
(setq shortn (match-string 1 cap)
cap (match-string 2 cap)))
(delete-region (point-at-bol) (min (1+ (point-at-eol)) (point-max)))))
((match-end 2)
(progn
(setq attr (concat attr (if attr " " "") (org-trim (match-string 2))))
(delete-region (point-at-bol) (min (1+ (point-at-eol)) (point-max)))))
((match-end 3)
(progn
(setq label (org-trim (match-string 3)))
(delete-region (point-at-bol) (min (1+ (point-at-eol)) (point-max)))))
(t
(setq end (if (match-end 4)
(let ((ee (org-table-end)))
(prog1 (1- (marker-position ee)) (move-marker ee nil)))
(point-at-eol)))
(add-text-properties (point-at-bol) end
(list 'org-caption cap
'org-caption-shortn shortn
'org-attributes attr
'org-label label))
(if label (push (cons label label) target-alist))
(goto-char end)
(setq cap nil attr nil label nil)))))
target-alist)
(defun org-export-remove-comment-blocks-and-subtrees ()
"Remove the comment environment, and also commented subtrees."
(let ((re-commented (concat "^\\*+[ \t]+" org-comment-string "\\>"))
case-fold-search)
;; Remove comment environment
(goto-char (point-min))
(setq case-fold-search t)
(while (re-search-forward
"^#\\+begin_comment[ \t]*\n[^\000]*?^#\\+end_comment\\>.*" nil t)
(replace-match "" t t))
;; Remove subtrees that are commented
(goto-char (point-min))
(setq case-fold-search nil)
(while (re-search-forward re-commented nil t)
(goto-char (match-beginning 0))
(delete-region (point) (org-end-of-subtree t)))))
(defun org-export-handle-comments (commentsp)
"Remove comments, or convert to backend-specific format.
COMMENTSP can be a format string for publishing comments.
When it is nil, all comments will be removed."
(let ((re "^\\(#\\|[ \t]*#\\+ \\)\\(.*\n?\\)")
pos)
(goto-char (point-min))
(while (or (looking-at re)
(re-search-forward re nil t))
(setq pos (match-beginning 0))
(if (get-text-property pos 'org-protected)
(goto-char (1+ pos))
(if (and commentsp
(not (equal (char-before (match-end 1)) ?+)))
(progn (add-text-properties
(match-beginning 0) (match-end 0) '(org-protected t))
(replace-match (format commentsp (match-string 2)) t t))
(goto-char (1+ pos))
(replace-match "")
(goto-char (max (point-min) (1- pos))))))))
(defun org-export-handle-table-metalines ()
"Remove table specific metalines #+TBLNAME: and #+TBLFM:."
(let ((re "^[ \t]*#\\+TBL\\(NAME\\|FM\\):\\(.*\n?\\)")
pos)
(goto-char (point-min))
(while (or (looking-at re)
(re-search-forward re nil t))
(setq pos (match-beginning 0))
(if (get-text-property (match-beginning 1) 'org-protected)
(goto-char (1+ pos))
(goto-char (1+ pos))
(replace-match "")
(goto-char (max (point-min) (1- pos)))))))
(defun org-export-mark-radio-links ()
"Find all matches for radio targets and turn them into internal links."
(let ((re-radio (and org-target-link-regexp
(concat "\\([^<]\\)\\(" org-target-link-regexp "\\)"))))
(goto-char (point-min))
(when re-radio
(while (re-search-forward re-radio nil t)
(unless
(save-match-data
(or (org-in-regexp org-bracket-link-regexp)
(org-in-regexp org-plain-link-re)
(org-in-regexp "<<[^<>]+>>")))
(org-if-unprotected
(replace-match "\\1[[\\2]]")))))))
(defun org-store-forced-table-alignment ()
"Find table lines which force alignment, store the results in properties."
(let (line cnt aligns)
(goto-char (point-min))
(while (re-search-forward "|[ \t]*<[lrc][0-9]*>[ \t]*|" nil t)
;; OK, this looks like a table line with an alignment cookie
(org-if-unprotected
(setq line (buffer-substring (point-at-bol) (point-at-eol)))
(when (and (org-at-table-p)
(org-table-cookie-line-p line))
(setq cnt 0 aligns nil)
(mapc
(lambda (x)
(setq cnt (1+ cnt))
(if (string-match "\\`<\\([lrc]\\)" x)
(push (cons cnt (downcase (match-string 1 x))) aligns)))
(org-split-string line "[ \t]*|[ \t]*"))
(add-text-properties (org-table-begin) (org-table-end)
(list 'org-forced-aligns aligns))))
(goto-char (point-at-eol)))))
(defun org-export-remove-special-table-lines ()
"Remove tables lines that are used for internal purposes.
Also, store forcedalignment information found in such lines."
(goto-char (point-min))
(while (re-search-forward "^[ \t]*|" nil t)
(org-if-unprotected-at (1- (point))
(beginning-of-line 1)
(if (or (looking-at "[ \t]*| *[!_^] *|")
(not
(memq
nil
(mapcar
(lambda (f)
(or (= (length f) 0)
(string-match
"\\`<\\([0-9]\\|[lrc]\\|[lrc][0-9]+\\)>\\'" f)))
(org-split-string ;; FIXME, can't we do without splitting???
(buffer-substring (point-at-bol) (point-at-eol))
"[ \t]*|[ \t]*")))))
(delete-region (max (point-min) (1- (point-at-bol)))
(point-at-eol))
(end-of-line 1)))))
(defun org-export-protect-sub-super (s)
(save-match-data
(while (string-match "\\([^\\\\]\\)\\([_^]\\)" s)
(setq s (replace-match "\\1\\\\\\2" nil nil s)))
s))
(defun org-export-normalize-links ()
"Convert all links to bracket links, and expand link abbreviations."
(let ((re-plain-link (concat "\\([^[<]\\)" org-plain-link-re))
(re-angle-link (concat "\\([^[]\\)" org-angle-link-re))
nodesc)
(goto-char (point-min))
(while (re-search-forward re-plain-link nil t)
(unless (org-string-match-p
"\\[\\[\\S+:\\S-*?\\<"
(buffer-substring (point-at-bol) (match-beginning 0)))
(goto-char (1- (match-end 0)))
(org-if-unprotected-at (1+ (match-beginning 0))
(let* ((s (concat (match-string 1)
"[[" (match-string 2) ":" (match-string 3)
"][" (match-string 2) ":" (org-export-protect-sub-super
(match-string 3))
"]]")))
;; added 'org-link face to links
(put-text-property 0 (length s) 'face 'org-link s)
(replace-match s t t)))))
(goto-char (point-min))
(while (re-search-forward re-angle-link nil t)
(goto-char (1- (match-end 0)))
(org-if-unprotected
(let* ((s (concat (match-string 1)
"[[" (match-string 2) ":" (match-string 3)
"][" (match-string 2) ":" (org-export-protect-sub-super
(match-string 3))
"]]")))
(put-text-property 0 (length s) 'face 'org-link s)
(replace-match s t t))))
(goto-char (point-min))
(while (re-search-forward org-bracket-link-regexp nil t)
(goto-char (1- (match-end 0)))
(setq nodesc (not (match-end 3)))
(org-if-unprotected
(let* ((xx (save-match-data
(org-translate-link
(org-link-expand-abbrev (match-string 1)))))
(s (concat
"[[" (org-add-props (copy-sequence xx)
nil 'org-protected t 'org-no-description nodesc)
"]"
(if (match-end 3)
(match-string 2)
(concat "[" (copy-sequence xx)
"]"))
"]")))
(put-text-property 0 (length s) 'face 'org-link s)
(replace-match s t t))))))
(defun org-export-concatenate-multiline-links ()
"Find multi-line links and put it all into a single line.
This is to make sure that the line-processing export backends
can work correctly."
(goto-char (point-min))
(while (re-search-forward "\\(\\(\\[\\|\\]\\)\\[[^]]*?\\)[ \t]*\n[ \t]*\\([^]]*\\]\\(\\[\\|\\]\\)\\)" nil t)
(org-if-unprotected-at (match-beginning 1)
(replace-match "\\1 \\3")
(goto-char (match-beginning 0)))))
(defun org-export-concatenate-multiline-emphasis ()
"Find multi-line emphasis and put it all into a single line.
This is to make sure that the line-processing export backends
can work correctly."
(goto-char (point-min))
(while (re-search-forward org-emph-re nil t)
(if (and (not (= (char-after (match-beginning 3))
(char-after (match-beginning 4))))
(save-excursion (goto-char (match-beginning 0))
(save-match-data
(and (not (org-at-table-p))
(not (org-at-heading-p))))))
(org-if-unprotected
(subst-char-in-region (match-beginning 0) (match-end 0)
?\n ?\ t)
(goto-char (1- (match-end 0))))
(goto-char (1+ (match-beginning 0))))))
(defun org-export-grab-title-from-buffer ()
"Get a title for the current document, from looking at the buffer."
(let ((inhibit-read-only t))
(save-excursion
(goto-char (point-min))
(let ((end (if (looking-at org-outline-regexp)
(point)
(save-excursion (outline-next-heading) (point)))))
(when (re-search-forward "^[ \t]*[^|# \t\r\n].*\n" end t)
;; Mark the line so that it will not be exported as normal text.
(org-unmodified
(add-text-properties (match-beginning 0) (match-end 0)
(list :org-license-to-kill t)))
;; Return the title string
(org-trim (match-string 0)))))))
(defun org-export-get-title-from-subtree ()
"Return subtree title and exclude it from export."
(let (title (rbeg (region-beginning)) (rend (region-end)))
(save-excursion
(goto-char rbeg)
(when (and (org-at-heading-p)
(>= (org-end-of-subtree t t) rend))
;; This is a subtree, we take the title from the first heading
(goto-char rbeg)
(looking-at org-todo-line-regexp)
(setq title (match-string 3))
(org-unmodified
(add-text-properties (point) (1+ (point-at-eol))
(list :org-license-to-kill t)))
(setq title (or (org-entry-get nil "EXPORT_TITLE") title))))
title))
(defun org-solidify-link-text (s &optional alist)
"Take link text and make a safe target out of it."
(save-match-data
(let* ((rtn
(mapconcat
'identity
(org-split-string s "[ \t\r\n]+") "=="))
(a (assoc rtn alist)))
(or (cdr a) rtn))))
(defun org-get-min-level (lines &optional offset)
"Get the minimum level in LINES."
(let ((re "^\\(\\*+\\) ") l)
(catch 'exit
(while (setq l (pop lines))
(if (string-match re l)
(throw 'exit (org-tr-level (- (length (match-string 1 l))
(or offset 0))))))
1)))
;; Variable holding the vector with section numbers
(defvar org-section-numbers (make-vector org-level-max 0))
(defun org-init-section-numbers ()
"Initialize the vector for the section numbers."
(let* ((level -1)
(numbers (nreverse (org-split-string "" "\\.")))
(depth (1- (length org-section-numbers)))
(i depth) number-string)
(while (>= i 0)
(if (> i level)
(aset org-section-numbers i 0)
(setq number-string (or (car numbers) "0"))
(if (string-match "\\`[A-Z]\\'" number-string)
(aset org-section-numbers i
(- (string-to-char number-string) ?A -1))
(aset org-section-numbers i (string-to-number number-string)))
(pop numbers))
(setq i (1- i)))))
(defun org-section-number (&optional level)
"Return a string with the current section number.
When LEVEL is non-nil, increase section numbers on that level."
(let* ((depth (1- (length org-section-numbers)))
(string "")
(fmts (car org-export-section-number-format))
(term (cdr org-export-section-number-format))
(sep "")
ctype fmt idx n)
(when level
(when (> level -1)
(aset org-section-numbers
level (1+ (aref org-section-numbers level))))
(setq idx (1+ level))
(while (<= idx depth)
(if (not (= idx 1))
(aset org-section-numbers idx 0))
(setq idx (1+ idx))))
(setq idx 0)
(while (<= idx depth)
(when (> (aref org-section-numbers idx) 0)
(setq fmt (or (pop fmts) fmt)
ctype (car fmt)
n (aref org-section-numbers idx)
string (if (> n 0)
(concat string sep (org-number-to-counter n ctype))
(concat string ".0"))
sep (nth 1 fmt)))
(setq idx (1+ idx)))
(save-match-data
(if (string-match "\\`\\([@0]\\.\\)+" string)
(setq string (replace-match "" t nil string)))
(if (string-match "\\(\\.0\\)+\\'" string)
(setq string (replace-match "" t nil string))))
(concat string term)))
(defun org-number-to-counter (n type)
"Concert number N to a string counter, according to TYPE.
TYPE must be a string, any of:
1 number
A A,B,....
a a,b,....
I upper case roman numeral
i lower case roman numeral"
(cond
((equal type "1") (number-to-string n))
((equal type "A") (char-to-string (+ ?A n -1)))
((equal type "a") (char-to-string (+ ?a n -1)))
((equal type "I") (org-number-to-roman n))
((equal type "i") (downcase (org-number-to-roman n)))
(t (error "Invalid counter type `%s'" type))))
(defun org-number-to-roman (n)
"Convert integer N into a roman numeral."
(let ((roman '((1000 . "M") (900 . "CM") (500 . "D") (400 . "CD")
( 100 . "C") ( 90 . "XC") ( 50 . "L") ( 40 . "XL")
( 10 . "X") ( 9 . "IX") ( 5 . "V") ( 4 . "IV")
( 1 . "I")))
(res ""))
(if (<= n 0)
(number-to-string n)
(while roman
(if (>= n (caar roman))
(setq n (- n (caar roman))
res (concat res (cdar roman)))
(pop roman)))
res)))
;;; Macros
(defun org-export-preprocess-apply-macros ()
"Replace macro references."
(goto-char (point-min))
(let (sy val key args args2 s n)
(while (re-search-forward
"{{{\\([a-zA-Z][-a-zA-Z0-9_]*\\)\\(([ \t\n]*\\([^\000]*?\\))\\)?}}}"
nil t)
(unless (save-match-data
(save-excursion
(goto-char (point-at-bol))
(looking-at "[ \t]*#\\+macro")))
(setq key (downcase (match-string 1))
args (match-string 3))
(when (setq val (or (plist-get org-export-opt-plist
(intern (concat ":macro-" key)))
(plist-get org-export-opt-plist
(intern (concat ":" key)))))
(save-match-data
(when args
(setq args (org-split-string args ",") args2 nil)
(while args
(while (string-match "\\\\\\'" (car args))
;; repair bad splits
(setcar (cdr args) (concat (substring (car args) 0 -1)
"," (nth 1 args)))
(pop args))
(push (pop args) args2))
(setq args (mapcar 'org-trim (nreverse args2)))
(setq s 0)
(while (string-match "\\$\\([0-9]+\\)" val s)
(setq s (1+ (match-beginning 0))
n (string-to-number (match-string 1 val)))
(and (>= (length args) n)
(setq val (replace-match (nth (1- n) args) t t val)))))
(when (string-match "\\`(eval\\>" val)
(setq val (eval (read val))))
(if (and val (not (stringp val)))
(setq val (format "%s" val))))
(and (stringp val)
(prog1 (replace-match val t t)
(goto-char (match-beginning 0)))))))))
(defun org-export-apply-macros-in-string (s)
"Apply the macros in string S."
(when s
(with-temp-buffer
(insert s)
(org-export-preprocess-apply-macros)
(buffer-string))))
;;; Include files
(defun org-export-handle-include-files ()
"Include the contents of include files, with proper formatting."
(let ((case-fold-search t)
params file markup lang start end prefix prefix1 switches all)
(goto-char (point-min))
(while (re-search-forward "^#\\+INCLUDE:?[ \t]+\\(.*\\)" nil t)
(setq params (read (concat "(" (match-string 1) ")"))
prefix (org-get-and-remove-property 'params :prefix)
prefix1 (org-get-and-remove-property 'params :prefix1)
file (org-symname-or-string (pop params))
markup (org-symname-or-string (pop params))
lang (and (member markup '("src" "SRC"))
(org-symname-or-string (pop params)))
switches (mapconcat '(lambda (x) (format "%s" x)) params " ")
start nil end nil)
(delete-region (match-beginning 0) (match-end 0))
(if (or (not file)
(not (file-exists-p file))
(not (file-readable-p file)))
(insert (format "CANNOT INCLUDE FILE %s" file))
(setq all (cons file all))
(when markup
(if (equal (downcase markup) "src")
(setq start (format "#+begin_src %s %s\n"
(or lang "fundamental")
(or switches ""))
end "#+end_src")
(setq start (format "#+begin_%s %s\n" markup switches)
end (format "#+end_%s" markup))))
(insert (or start ""))
(insert (org-get-file-contents (expand-file-name file)
prefix prefix1 markup))
(or (bolp) (newline))
(insert (or end ""))))
all))
(defun org-export-handle-include-files-recurse ()
"Recursively include files aborting on circular inclusion."
(let ((now (list org-current-export-file)) all)
(while now
(setq all (append now all))
(setq now (org-export-handle-include-files))
(let ((intersection
(delq nil
(mapcar (lambda (el) (when (member el all) el)) now))))
(when intersection
(error "Recursive #+INCLUDE: %S" intersection))))))
(defun org-get-file-contents (file &optional prefix prefix1 markup)
"Get the contents of FILE and return them as a string.
If PREFIX is a string, prepend it to each line. If PREFIX1
is a string, prepend it to the first line instead of PREFIX.
If MARKUP, don't protect org-like lines, the exporter will
take care of the block they are in."
(if (stringp markup) (setq markup (downcase markup)))
(with-temp-buffer
(insert-file-contents file)
(when (or prefix prefix1)
(goto-char (point-min))
(while (not (eobp))
(insert (or prefix1 prefix))
(setq prefix1 "")
(beginning-of-line 2)))
(buffer-string)
(when (member markup '("src" "example"))
(goto-char (point-min))
(while (re-search-forward "^\\([*#]\\|[ \t]*#\\+\\)" nil t)
(goto-char (match-beginning 0))
(insert ",")
(end-of-line 1)))
(buffer-string)))
(defun org-get-and-remove-property (listvar prop)
"Check if the value of LISTVAR contains PROP as a property.
If yes, return the value of that property (i.e. the element following
in the list) and remove property and value from the list in LISTVAR."
(let ((list (symbol-value listvar)) m v)
(when (setq m (member prop list))
(setq v (nth 1 m))
(if (equal (car list) prop)
(set listvar (cddr list))
(setcdr (nthcdr (- (length list) (length m) 1) list)
(cddr m))
(set listvar list)))
v))
(defun org-symname-or-string (s)
(if (symbolp s)
(if s (symbol-name s) s)
s))
;;; Fontification and line numbers for code examples
(defvar org-export-last-code-line-counter-value 0)
(defun org-export-replace-src-segments-and-examples (backend)
"Replace source code segments with special code for export."
(setq org-export-last-code-line-counter-value 0)
(let ((case-fold-search t)
lang code trans opts indent caption)
(goto-char (point-min))
(while (re-search-forward
"\\(^\\([ \t]*\\)#\\+BEGIN_SRC:?\\([ \t]+\\([^ \t\n]+\\)\\)?\\(.*\\)\n\\([^\000]+?\n\\)[ \t]*#\\+END_SRC.*\n?\\)\\|\\(^\\([ \t]*\\)#\\+BEGIN_EXAMPLE:?\\(?:[ \t]+\\(.*\\)\\)?\n\\([^\000]+?\n\\)[ \t]*#\\+END_EXAMPLE.*\n?\\)"
nil t)
(if (match-end 1)
(if (not (match-string 4))
(error "Source block missing language specification: %s"
(let* ((body (match-string 6))
(nothing (message "body:%s" body))
(preview (or (and (string-match
"^[ \t]*\\([^\n\r]*\\)" body)
(match-string 1 body)) body)))
(if (> (length preview) 35)
(concat (substring preview 0 32) "...")
preview)))
;; src segments
(setq lang (match-string 4)
opts (match-string 5)
code (match-string 6)
indent (length (match-string 2))
caption (get-text-property 0 'org-caption (match-string 0))))
(setq lang nil
opts (match-string 9)
code (match-string 10)
indent (length (match-string 8))
caption (get-text-property 0 'org-caption (match-string 0))))
(setq trans (org-export-format-source-code-or-example
backend lang code opts indent caption))
(replace-match trans t t))))
(defvar htmlp) ;; dynamically scoped
(defvar latexp) ;; dynamically scoped
(defvar org-export-latex-verbatim-wrap) ;; defined in org-latex.el
(defvar org-export-latex-listings) ;; defined in org-latex.el
(defvar org-export-latex-listings-langs) ;; defined in org-latex.el
(defvar org-export-latex-listings-w-names) ;; defined in org-latex.el
(defvar org-export-latex-minted-langs) ;; defined in org-latex.el
(defun org-export-format-source-code-or-example
(backend lang code &optional opts indent caption)
"Format CODE from language LANG and return it formatted for export.
If LANG is nil, do not add any fontification.
OPTS contains formatting options, like `-n' for triggering numbering lines,
and `+n' for continuing previous numbering.
Code formatting according to language currently only works for HTML.
Numbering lines works for all three major backends (html, latex, and ascii).
INDENT was the original indentation of the block."
(save-match-data
(let (num cont rtn rpllbl keepp textareap preserve-indentp cols rows fmt)
(setq opts (or opts "")
num (string-match "[-+]n\\>" opts)
cont (string-match "\\+n\\>" opts)
rpllbl (string-match "-r\\>" opts)
keepp (string-match "-k\\>" opts)
textareap (string-match "-t\\>" opts)
preserve-indentp (or org-src-preserve-indentation
(string-match "-i\\>" opts))
cols (if (string-match "-w[ \t]+\\([0-9]+\\)" opts)
(string-to-number (match-string 1 opts))
80)
rows (if (string-match "-h[ \t]+\\([0-9]+\\)" opts)
(string-to-number (match-string 1 opts))
(org-count-lines code))
fmt (if (string-match "-l[ \t]+\"\\([^\"\n]+\\)\"" opts)
(match-string 1 opts)))
(when (and textareap (eq backend 'html))
;; we cannot use numbering or highlighting.
(setq num nil cont nil lang nil))
(if keepp (setq rpllbl 'keep))
(setq rtn (if preserve-indentp code (org-remove-indentation code)))
(when (string-match "^," rtn)
(setq rtn (with-temp-buffer
(insert rtn)
;; Free up the protected lines
(goto-char (point-min))
(while (re-search-forward "^," nil t)
(if (or (equal lang "org")
(save-match-data
(looking-at "\\([*#]\\|[ \t]*#\\+\\)")))
(replace-match ""))
(end-of-line 1))
(buffer-string))))
;; Now backend-specific coding
(setq rtn
(cond
((eq backend 'docbook)
(setq rtn (org-export-number-lines rtn 'docbook 0 0 num cont rpllbl fmt))
(concat "\n#+BEGIN_DOCBOOK\n"
(org-add-props (concat "\n")
'(org-protected t org-example t))
"#+END_DOCBOOK\n"))
((eq backend 'html)
;; We are exporting to HTML
(when lang
(if (featurep 'xemacs)
(require 'htmlize)
(require 'htmlize nil t))
(when (not (fboundp 'htmlize-region-for-paste))
;; we do not have htmlize.el, or an old version of it
(setq lang nil)
(message
"htmlize.el 1.34 or later is needed for source code formatting")))
(if lang
(let* ((lang-m (when lang
(or (cdr (assoc lang org-src-lang-modes))
lang)))
(mode (and lang-m (intern
(concat
(if (symbolp lang-m)
(symbol-name lang-m)
lang-m)
"-mode"))))
(org-inhibit-startup t)
(org-startup-folded nil))
(setq rtn
(with-temp-buffer
(insert rtn)
(if (functionp mode)
(funcall mode)
(fundamental-mode))
(font-lock-fontify-buffer)
(org-src-mode)
(set-buffer-modified-p nil)
(org-export-htmlize-region-for-paste
(point-min) (point-max))))
(if (string-match "