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dokuwiki-mode.el
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dokuwiki-mode.el
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;;; dokuwiki-mode.el --- Major mode for DokuWiki document
;; Copyright (C) 2013-2017 Tsunenobu Kai
;; Author: Tsunenobu Kai <[email protected]>
;; URL: https://github.com/kai2nenobu/emacs-dokuwiki-mode
;; Version: 0.1.1
;; Keywords: hypermedia text DokuWiki
;; This file is not part of GNU Emacs.
;; This program 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.
;; This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
;;; Commentary:
;;; Code:
(defgroup dokuwiki-mode nil
"Major mode for DokuWiki document."
:group 'text
:group 'dokuwiki
:tag "DokuWiki"
:link '(url-link "https://www.dokuwiki.org/dokuwiki"))
(defvar dokuwiki-mode-map
(let ((map (make-sparse-keymap)))
(define-key map (kbd "C-c C-n") 'outline-next-visible-heading)
(define-key map (kbd "C-c C-p") 'outline-previous-visible-heading)
(define-key map (kbd "C-c C-f") 'outline-forward-same-level)
(define-key map (kbd "C-c C-b") 'outline-backward-same-level)
(define-key map (kbd "C-c C-u") 'outline-up-heading)
(define-key map (kbd "C-c C-@") 'outline-mark-subtree)
map)
"Keymap for the `dokuwiki-mode'.")
(defvar dokuwiki-smiley-list
'("8-)" "8-O" ":-(" ":-)" "=) " ":-/" ":-\\" ":-?" ":-D" ":-P" ":-O"
":-X" ":-|" ";-)" "^_^" ":?:" ":!:" "LOL" "FIXME" "DELETEME")
"Smiley list in DokuWiki.")
(defvar dokuwiki-outline-regexp " ?\\(=\\{2,6\\}\\)"
"Regexp which indicates headline in DokuWiki.
See also `outline-regexp'.")
;;;; Faces
(defface dokuwiki-box '((t (:box t)))
"Face enabled box property")
(defface dokuwiki-code '((t (:inherit shadow)))
"DokuWiki face for code."
:group 'dokuwiki)
(defface dokuwiki-list '((t (:inherit font-lock-type-face)))
"DokuWiki face for list."
:group 'dokuwiki)
(defface dokuwiki-verbatim '((t (:inherit shadow)))
"DokuWiki face for text as is."
:group 'dokuwiki)
(defface dokuwiki-footnote '((t (:inherit font-lock-builtin-face)))
"DokuWiki face for footnote."
:group 'dokuwiki)
(defface dokuwiki-headline-1 '((t (:inherit outline-1)))
"DokuWiki face for level 1 headline."
:group 'dokuwiki)
(defface dokuwiki-headline-2 '((t (:inherit outline-2)))
"DokuWiki face for level 2 headline."
:group 'dokuwiki)
(defface dokuwiki-headline-3 '((t (:inherit outline-3)))
"DokuWiki face for level 3 headline."
:group 'dokuwiki)
(defface dokuwiki-headline-4 '((t (:inherit outline-4)))
"DokuWiki face for level 4 headline."
:group 'dokuwiki)
(defface dokuwiki-headline-5 '((t (:inherit outline-5)))
"DokuWiki face for level 5 headline."
:group 'dokuwiki)
(defface dokuwiki-link '((t (:inherit link)))
"DokuWiki face for link."
:group 'dokuwiki)
(defface dokuwiki-image '((t (:inherit font-lock-variable-name-face)))
"DokuWiki face for image."
:group 'dokuwiki)
(defface dokuwiki-table '((t (:inherit font-lock-function-name-face)))
"DokuWiki face for table."
:group 'dokuwiki)
(defface dokuwiki-smiley '((t (:inherit font-lock-constant-face)))
"DokuWiki face for smiley."
:group 'dokuwiki)
(defvar dokuwiki-font-lock-keywords
`(
;; bold
("\\*\\*.+?\\*\\*" (0 'bold append))
;; italic
("//.+?//" . (0 'italic append))
;; underline
("__.+?__" . (0 'underline append))
;; monospace
("''\\(.+?\\)''" (0 'dokuwiki-code append) (1 'dokuwiki-box append))
;; verbatim
("%%.+?%%" (0 'dokuwiki-code t))
;; footnote
("((.+?))" (0 'dokuwiki-footnote))
;; headline
(" ?======.+======[ \t]*$" (0 'dokuwiki-headline-1))
(" ?=====.+=====[ \t]*$" (0 'dokuwiki-headline-2))
(" ?====.+====[ \t]*$" (0 'dokuwiki-headline-3))
(" ?===.+===[ \t]*$" (0 'dokuwiki-headline-4))
(" ?==.+==[ \t]*$" (0 'dokuwiki-headline-5))
;; link
("\\[\\[[^|]+?\\(?:\\(|\\)\\(.*?\\)\\)?\\]\\]"
(0 'dokuwiki-link) (1 'dokuwiki-code t t)
(2 'font-lock-string-face t t) (2 'underline append t))
("https?://\\(\\([-_.!~*'()a-zA-Z0-9;?:@&=+$,%#]+\\)/?\\)+" (0 'dokuwiki-link))
;; image
("{{[^|]+?\\(|\\(.*?\\)\\)?}}"
(0 'dokuwiki-image t)
(1 'dokuwiki-code t t) (2 'font-lock-string-face t t))
;; table
("^[ \t]*[|^].*$" (0 'dokuwiki-table))
;; linebreak
("\\\\\\\\\\s-+" (0 'dokuwiki-code t))
;; list
("^\\(?: \\{2\\}\\|[\t]\\)[ \t]*" "\\([-*]\\).*$" nil nil (1 'dokuwiki-list))
;; code block
("^\\(?: \\{2\\}\\|[\t]\\)[ \t]*" dokuwiki-code-block-search
nil nil (0 'dokuwiki-code t))
;; smiley
,@(mapcar #'(lambda (smiley)
(list (concat "\\W\\(" (regexp-quote smiley) "\\)\\W")
1 'dokuwiki-smiley))
dokuwiki-smiley-list)
))
(defun dokuwiki-code-block-search (limit)
(if (not (looking-at "[-*]"))
(re-search-forward ".*$" limit t)))
(defun dokuwiki-outline-level ()
"Compute a header's nesting level in `dokuwiki-mode'.
See also `outline-level'."
(when (looking-at outline-regexp)
(let ((const 7)
(headline (match-string 1)))
(- const (length headline)))))
;;;; Work with `outline-magic'
(eval-after-load "outline-magic"
'(progn
(define-key dokuwiki-mode-map (kbd "TAB") 'outline-cycle)
(define-key dokuwiki-mode-map (kbd "<S-tab>")
'(lambda () (interactive) (outline-cycle '(4))))
(define-key dokuwiki-mode-map (kbd "<M-S-right>") 'outline-demote)
(define-key dokuwiki-mode-map (kbd "<M-S-left>") 'outline-promote)
(define-key dokuwiki-mode-map (kbd "<M-up>") 'outline-move-subtree-up)
(define-key dokuwiki-mode-map (kbd "<M-down>") 'outline-move-subtree-down)
(add-hook 'dokuwiki-mode-hook 'dokuwiki-outline-magic-hook)
;; Enable outline-magic features in `dokuwiki-mode' buffers
(dolist (buf (buffer-list))
(with-current-buffer buf
(when (eq major-mode 'dokuwiki-mode) (dokuwiki-outline-magic-hook))))
))
(defun dokuwiki-outline-magic-hook ()
"Hook to configure `outline-magic'."
(set (make-local-variable 'outline-promotion-headings)
'(("======" . 1) ("=====" . 2) ("====" . 3) ("===" . 4) ("==" . 5)))
(set (make-local-variable 'outline-cycle-emulate-tab) t))
;;;###autoload
(define-derived-mode dokuwiki-mode text-mode "DokuWiki"
"Major mode for DokuWiki document."
(set (make-local-variable 'font-lock-defaults)
'(dokuwiki-font-lock-keywords
nil nil ((?_ . "w")) nil))
(set (make-local-variable 'outline-regexp) dokuwiki-outline-regexp)
(set (make-local-variable 'outline-level) 'dokuwiki-outline-level)
(outline-minor-mode 1)
)
(provide 'dokuwiki-mode)
;;; dokuwiki-mode.el ends here