.emacs.d/site-lisp/eltuki.el

This commit is contained in:
Tom Willemsen 2012-10-03 02:46:05 +02:00
parent 01e05f9d67
commit df6be90649

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;;; eltuki.el --- Tekuti functions
;; Copyright (C) 2012 Tom Willemsen
;; Author: Tom Willemsen <slash@drd>
;; Keywords: convenience
;; 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:
;; Tekuti functions.
;;; Code:
(require 'org)
(defgroup eltuki
nil
"tekuti functions in Emacs."
:group 'external)
(defcustom eltuki-blog-dir "~/blog"
"Plain blog post directory, not the git repository."
:group 'eltuki
:type 'string)
(defcustom eltuki-default-status "publish"
"Default status to use when status is unknown."
:group 'eltuki
:type 'string)
(defcustom eltuki-default-comment-status "open"
"Default status for comments."
:group 'eltuki
:type 'string)
(defun eltuki-new-post ()
(interactive)
(switch-to-buffer (get-buffer-create "*eltuki*"))
(org-mode))
(defun eltuki-get-title ()
(save-excursion
(goto-char (point-min))
(if (re-search-forward "^#\\+TITLE: \\(.*\\)$" nil t)
(buffer-substring-no-properties
(match-beginning 1) (match-end 1))
(error "Post has no title."))))
(defun eltuki-set-title (title)
(interactive "MTitle: ")
(setq title (concat " " title))
(save-excursion
(goto-char (point-min))
(if (re-search-forward "^#\\+TITLE:\\(.*\\)$" nil t)
(replace-match title t t nil 1)
(insert "#+TITLE:" title "\n")
(unless (= (char-after) ?\n)
(insert-char ?\n)))))
(defun eltuki-get-timestamp ()
(save-excursion
(goto-char (point-min))
(if (re-search-forward "^#\\+TIMESTAMP: \\([[:digit:]]+\\)$" nil t)
(match-string 1)
(format-time-string "%s"))))
(defun eltuki-set-timestamp ()
(interactive)
(save-excursion
(goto-char (point-min))
(let ((newtime (format-time-string " %s")))
(if (re-search-forward "^#\\+TIMESTAMP:\\(.*\\)$" nil t)
(replace-match newtime nil t nil 1)
(search-forward "\n\n")
(backward-char)
(insert "#+TIMESTAMP:" newtime "\n")))))
(defun eltuki-get-tags ()
(save-excursion
(goto-char (point-min))
(when (re-search-forward "^#\\+TAGS: \\(.*\\)$" nil t)
(buffer-substring-no-properties
(match-beginning 1) (match-end 1)))))
(defun eltuki-set-tags (tags)
(interactive "MTags: ")
(setq tags (concat " " tags))
(save-excursion
(goto-char (point-min))
(if (re-search-forward "^#\\+TAGS:\\(.*\\)$" nil t)
(replace-match tags t t nil 1)
(search-forward "\n\n")
(backward-char)
(insert "#+TAGS:" tags "\n"))))
(defun eltuki-get-status ()
(save-excursion
(goto-char (point-min))
(if (re-search-forward "^#\\+STATUS: \\(draft\\|publish\\)$" nil t)
(buffer-substring-no-properties
(match-beginning 1) (match-end 1))
eltuki-default-status)))
(defun eltuki-toggle-status ()
(interactive)
(save-excursion
(goto-char (point-min))
(let ((newstatus (if (string= (eltuki-get-status) "draft")
" publish"
" draft")))
(if (re-search-forward "^#\\+STATUS:\\(.*\\)$" nil t)
(replace-match newstatus t t nil 1)
(search-forward "\n\n")
(backward-char)
(insert "#+STATUS:" newstatus "\n")))))
(defun eltuki-get-comment-status ()
(save-excursion
(goto-char (point-min))
(if (re-search-forward
"^#\\+COMMENTSTATUS: \\(open\\|closed\\)$" nil t)
(buffer-substring-no-properties
(match-beginning 1) (match-end 1))
eltuki-default-comment-status)))
(defun eltuki-toggle-comment-status ()
(interactive)
(save-excursion
(goto-char (point-min))
(let ((newstatus (if (string= (eltuki-get-comment-status) "closed")
" open"
" closed")))
(if (re-search-forward "^#\\+COMMENTSTATUS:\\(.*\\)$" nil t)
(replace-match newstatus t t nil 1)
(search-forward "\n\n")
(backward-char)
(insert "#+COMMENTSTATUS:" newstatus "\n")))))
(defun eltuki-slugify-string (str)
(while (string-match "[^a-zA-Z0-9 ]+" str)
(setq str (replace-match "" nil t str)))
(while (string-match " +" str)
(setq str (replace-match "-" nil t str)))
(downcase str))
(defun eltuki-get-directory ()
(concat
eltuki-blog-dir "/"
(format-time-string "%Y%%2f%m%%2f%d%%2f")
(eltuki-slugify-string (eltuki-get-title))))
(defun eltuki-write-content (dir)
(with-current-buffer (org-export-region-as-html
(point-min) (point-max) t "*eltuki-html*")
(write-region (point-min) (point-max) (concat dir "/content"))))
(defun eltuki-write-metadata (dir)
(let ((timestamp (eltuki-get-timestamp))
(tags (eltuki-get-tags))
(status (eltuki-get-status))
(title (eltuki-get-title))
(name (eltuki-slugify-string (eltuki-get-title)))
(commentstatus (eltuki-get-comment-status)))
(with-temp-buffer
(insert "timestamp: " timestamp "\n"
"tags: " tags "\n"
"status: " status "\n"
"title: " title "\n"
"name: " name "\n"
"comment_status: " commentstatus)
(write-region (point-min) (point-max) (concat dir "/metadata")))))
(defun eltuki-finish ()
(interactive)
(let ((buffer (get-buffer "*eltuki*"))
(dest (eltuki-get-directory)))
(unless (file-exists-p dest)
(mkdir dest))
(eltuki-write-content dest)
(eltuki-write-metadata dest)
(kill-buffer buffer)))
(provide 'eltuki)
;;; eltuki.el ends here