mirror of
https://git.savannah.gnu.org/git/emacs/org-mode.git
synced 2024-08-26 07:02:52 +00:00
Merge branch 'master' of git+ssh://repo.or.cz/srv/git/org-mode
This commit is contained in:
commit
12e58f4844
|
@ -1,10 +1,10 @@
|
|||
;;; org-export.el --- Export engine for Org
|
||||
;;
|
||||
;; Copyright 2008 Bastien Guerry
|
||||
;; Copyright 2008 2010 Bastien Guerry
|
||||
;;
|
||||
;; Emacs Lisp Archive Entry
|
||||
;; Filename: org-export.el
|
||||
;; Version: 0.1a
|
||||
;; Version: 0.3
|
||||
;; Author: Bastien <bzg AT altern DOT org>
|
||||
;; Maintainer: Bastien <bzg AT altern DOT org>
|
||||
;; Keywords:
|
||||
|
@ -27,23 +27,50 @@
|
|||
;;
|
||||
;;; Commentary:
|
||||
;;
|
||||
;; This is the export engine for Org.
|
||||
;; org-export.el implements a new experimental export engine for Org.
|
||||
;;
|
||||
;; Put this file into your load-path and the following into your ~/.emacs:
|
||||
;; (require 'org-export)
|
||||
;;
|
||||
;;; Todo:
|
||||
;;
|
||||
;; Rewrite `org-export-export-preprocess-string'.
|
||||
;;
|
||||
;;; Code:
|
||||
|
||||
(eval-when-compile
|
||||
(require 'cl))
|
||||
|
||||
;;; Preparation functions:
|
||||
|
||||
(defvar org-export-structure nil)
|
||||
(defvar org-export-content nil)
|
||||
(defvar org-export-properties nil)
|
||||
|
||||
(defun org-export-set-backend (suffix)
|
||||
"Set the backend functions names from SUFFIX."
|
||||
(setq org-export-structure
|
||||
`((header ,(intern (concat "org-" suffix "-export-header")))
|
||||
(first-lines ,(intern (concat "org-" suffix "-export-first-lines")))
|
||||
(section-beginning ,(intern (concat "org-" suffix "-export-section-beginning")))
|
||||
(heading ,(intern (concat "org-" suffix "-export-heading")))
|
||||
(section-end ,(intern (concat "org-" suffix "-export-section-end")))
|
||||
(footer ,(intern (concat "org-" suffix "-export-footer")))))
|
||||
(setq org-export-content
|
||||
`((fonts ,(intern (concat "org-" suffix "-export-fonts")))
|
||||
(links ,(intern (concat "org-" suffix "-export-links")))
|
||||
(lists ,(intern (concat "org-" suffix "-export-lists")))
|
||||
(envs ,(intern (concat "org-" suffix "-export-quote-verse-center")))
|
||||
(tables ,(intern (concat "org-" suffix "-export-tables"))))))
|
||||
|
||||
;;; Parsing functions:
|
||||
|
||||
(defun org-export-parse (&optional level)
|
||||
"Parse the current buffer.
|
||||
Return a nested list reflecting the sectioning structure of the
|
||||
file and containing all information about each section, including
|
||||
its content."
|
||||
"Recursively parse the current buffer.
|
||||
If LEVEL is set, do the parsing at that level of sectioning.
|
||||
Return a nested list containing the structure of the parsed
|
||||
buffer and information about each section, including its
|
||||
content."
|
||||
(let (output eos)
|
||||
(save-excursion
|
||||
(goto-char (point-min))
|
||||
|
@ -60,102 +87,87 @@ its content."
|
|||
(list :level (or level 1)
|
||||
:heading heading
|
||||
:properties properties
|
||||
:content (org-export-parse-clean-content-string
|
||||
(org-export-parse-content))
|
||||
:content (org-export-get-entry-content)
|
||||
:subtree (org-export-parse
|
||||
(if level (1+ level) 2)))))))
|
||||
(goto-char (1- eos)))))
|
||||
output))
|
||||
|
||||
(defun org-export-parse-content ()
|
||||
"Extract the content of a section.
|
||||
The content of a section is the part before a subtree."
|
||||
(defun org-export-get-entry-content ()
|
||||
"Extract the content of an entry.
|
||||
The content of a entry is the part before its first subtree or
|
||||
the end of the entry."
|
||||
(save-excursion
|
||||
(goto-char (point-min))
|
||||
;; FIXME The following shouldn't be necessary since we are cleaning
|
||||
;; up the buffer ith org-export-preprocess-string
|
||||
(while (or (looking-at org-property-drawer-re)
|
||||
(looking-at org-clock-drawer-re)
|
||||
(looking-at org-keyword-time-regexp))
|
||||
(move-beginning-of-line 1))
|
||||
(buffer-substring
|
||||
(point)
|
||||
(if (re-search-forward org-complex-heading-regexp nil t)
|
||||
(match-beginning 0) (point-max)))))
|
||||
|
||||
(defun org-export-parse-clean-content-string (s)
|
||||
"From the content string S, remove stuff also captured by get-properties.
|
||||
So this will remove the clock drawer, the property drawer, and the lines
|
||||
with planning info (DEADLINE, SCHEDULED, CLOSED)."
|
||||
(if (string-match org-property-drawer-re s)
|
||||
(setq s (replace-match "" t t s)))
|
||||
(if (string-match org-clock-drawer-re s)
|
||||
(setq s (replace-match "" t t s)))
|
||||
(while (string-match (concat org-keyword-time-regexp ".*\n?") s)
|
||||
(setq s (replace-match "" t t s)))
|
||||
s)
|
||||
|
||||
;;; Rendering functions:
|
||||
|
||||
(defun org-export-buffer (filter struct-backend content-backend)
|
||||
"Render the current buffer.
|
||||
It first parses the current buffer into a list. Then it filters
|
||||
this list with FILTER. Finally it uses STRUCT-BACKEND and
|
||||
CONTENT-BACKEND to render the structure of the buffer and the
|
||||
content of each section."
|
||||
(save-excursion
|
||||
(let* ((props (org-combine-plists
|
||||
(org-default-export-plist)
|
||||
(defun org-export-render (&optional filter)
|
||||
"Render the current Org buffer and export it.
|
||||
First parse the buffer and return it as a nested list. If FILTER
|
||||
is set, use it to filter this list (see `org-export-filter') then
|
||||
export the (filtered) list with `org-export-render-structure'."
|
||||
(setq org-export-properties
|
||||
(org-combine-plists (org-default-export-plist)
|
||||
(org-infile-export-plist)))
|
||||
(first-lines (org-export-parse-content))
|
||||
(parsed-buffer (org-export-parse)))
|
||||
(let* (first-lines
|
||||
(bstring (buffer-string))
|
||||
(parsed-buffer
|
||||
(with-temp-buffer
|
||||
(org-mode)
|
||||
(insert (apply 'org-export-export-preprocess-string
|
||||
bstring org-export-properties))
|
||||
(goto-char (point-min))
|
||||
(setq first-lines (org-export-get-entry-content))
|
||||
(org-export-parse))))
|
||||
(switch-to-buffer (get-buffer-create "*Org export*"))
|
||||
(erase-buffer)
|
||||
(funcall (cdr (assoc 'header struct-backend)) props)
|
||||
(funcall (cdr (assoc 'first-lines struct-backend))
|
||||
first-lines props)
|
||||
(org-export-render-structure parsed-buffer props filter
|
||||
struct-backend content-backend)
|
||||
(funcall (cdr (assoc 'footer struct-backend)) props))))
|
||||
(funcall (cadr (assoc 'header org-export-structure)))
|
||||
(funcall (cadr (assoc 'first-lines org-export-structure)) first-lines)
|
||||
(org-export-render-structure parsed-buffer filter)
|
||||
(funcall (cadr (assoc 'footer org-export-structure)))))
|
||||
|
||||
(defun org-export-render-structure
|
||||
(parsed-buffer props filter struct-backend content-backend)
|
||||
(defun org-export-render-structure (parsed-buffer &optional filter)
|
||||
"Render PARSED-BUFFER.
|
||||
The optional argument FILTER specifies a filter to pass to the
|
||||
An optional argument FILTER specifies a filter to pass to the
|
||||
rendering engine."
|
||||
(mapc (lambda(s)
|
||||
(funcall (cdr (assoc 'section-beginning struct-backend)) s)
|
||||
(funcall (cdr (assoc 'heading struct-backend)) s)
|
||||
(insert (org-export-render-content s props content-backend) "\n\n")
|
||||
(org-export-render-structure (plist-get s :subtree) props
|
||||
filter struct-backend content-backend)
|
||||
(funcall (cdr (assoc 'section-end struct-backend)) s))
|
||||
(funcall (cadr (assoc 'section-beginning org-export-structure)) s)
|
||||
(funcall (cadr (assoc 'heading org-export-structure)) s)
|
||||
(insert (org-export-render-content s) "\n\n")
|
||||
(org-export-render-structure (plist-get s :subtree) filter)
|
||||
(funcall (cadr (assoc 'section-end org-export-structure)) s))
|
||||
(org-export-filter parsed-buffer filter)))
|
||||
|
||||
(defun org-export-render-content (section props content-backend)
|
||||
"Render SECTION with PROPS. SECTION is the property list
|
||||
defining the information for the section. PROPS is the property
|
||||
list defining information for the current export.
|
||||
CONTENT-BACKEND is an association list defining possible
|
||||
exporting directive the content of this section."
|
||||
(defun org-export-render-content (section)
|
||||
"Render SECTION.
|
||||
SECTION is either a string or a property list containing
|
||||
informations (including content) for a section."
|
||||
(with-temp-buffer
|
||||
(insert (plist-get section :content))
|
||||
(if (not (plist-get props :with-comment))
|
||||
(funcall (cdr (assoc 'comment content-backend))))
|
||||
(insert (if (listp section) (plist-get section :content) section))
|
||||
(mapc (lambda(e)
|
||||
(goto-char (point-min))
|
||||
(funcall (cadr (assoc e org-export-content))))
|
||||
'(fonts tables lists envs links))
|
||||
(buffer-string)))
|
||||
|
||||
(defun org-export-strip-drawer ()
|
||||
"Strip DRAWERS in the current buffer.
|
||||
Stripped drawers are those matched by `org-drawer-regexp'."
|
||||
(save-excursion
|
||||
(while (re-search-forward org-drawer-regexp nil t)
|
||||
(let ((beg (match-beginning 0))
|
||||
(end (and (search-forward ":END:" nil t)
|
||||
(match-end 0))))
|
||||
(delete-region beg end)))))
|
||||
|
||||
;;; Filtering functions:
|
||||
|
||||
(defun org-export-filter (parsed-buffer filter)
|
||||
"Filter out PARSED-BUFFER with FILTER.
|
||||
PARSED-BUFFER is a nested list a sections and subsections, as
|
||||
PARSED-BUFFER is a nested list of sections and subsections, as
|
||||
produced by `org-export-parse'. FILTER is an alist of rules to
|
||||
apply to PARSED-BUFFER. For the syntax of a filter, please check
|
||||
the docstring of `org-export-latex-filter'."
|
||||
;; FIXME where is org-export-latex-filter
|
||||
(delete
|
||||
nil
|
||||
(mapcar
|
||||
|
@ -179,6 +191,204 @@ the docstring of `org-export-latex-filter'."
|
|||
s))) ;; return the section if it isn't filtered out
|
||||
parsed-buffer)))
|
||||
|
||||
;; FIXME This function is a copy of `org-export-preprocess-string' which
|
||||
;; should be rewritten for this export engine to work okay.
|
||||
(defun org-export-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)
|
||||
|
||||
;; Handle source code snippets
|
||||
;; (org-export-export-replace-src-segments-and-examples backend)
|
||||
|
||||
;; Protect short examples marked by a leading colon
|
||||
(org-export-protect-colon-examples)
|
||||
|
||||
;; 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 :text)
|
||||
(goto-char (point-min))
|
||||
(insert (plist-get parameters :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
|
||||
(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))
|
||||
|
||||
(provide 'org-export)
|
||||
|
||||
;;; User Options, Variables
|
||||
|
|
|
@ -4755,7 +4755,7 @@ The following commands are available:
|
|||
|
||||
(defconst org-non-link-chars "]\t\n\r<>")
|
||||
(defvar org-link-types '("http" "https" "ftp" "mailto" "file" "news"
|
||||
"shell" "elisp" "doi"))
|
||||
"shell" "elisp" "doi" "message"))
|
||||
(defvar org-link-types-re nil
|
||||
"Matches a link that has a url-like prefix like \"http:\"")
|
||||
(defvar org-link-re-with-space nil
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Reference in a new issue