267 lines
8.1 KiB
EmacsLisp
267 lines
8.1 KiB
EmacsLisp
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;;; eltuki.el --- Tekuti functions
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;; Copyright (C) 2012 Tom Willemse
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;; Author: Tom Willemse <slash@drd>
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;; Keywords: convenience
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;; This program is free software; you can redistribute it and/or modify
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;; it under the terms of the GNU General Public License as published by
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;; the Free Software Foundation, either version 3 of the License, or
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;; (at your option) any later version.
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;; This program is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU General Public License for more details.
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;; You should have received a copy of the GNU General Public License
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;; along with this program. If not, see <http://www.gnu.org/licenses/>.
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;;; Commentary:
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;; Tekuti functions.
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;;; Code:
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(require 'org)
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(defgroup eltuki
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nil
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"tekuti functions in Emacs."
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:group 'external)
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(defcustom eltuki-blog-dir "~/blog"
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"Plain blog post directory, not the git repository."
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:group 'eltuki
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:type 'string)
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(defcustom eltuki-default-status "publish"
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"Default status to use when status is unknown."
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:group 'eltuki
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:type 'string)
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(defcustom eltuki-default-comment-status "open"
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"Default status for comments."
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:group 'eltuki
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:type 'string)
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(define-skeleton eltuki-post
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"Create a post template for eltuki."
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""
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"#+TITLE: " (skeleton-read "Title: ") "\n"
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"#+TIMESTAMP: \n"
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"#+TAGS: " (skeleton-read "Tags (comma separated): ") "\n"
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"\n"
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_)
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(defun eltuki-new-post ()
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(interactive)
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(switch-to-buffer (get-buffer-create "*eltuki*"))
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(org-mode)
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(eltuki-post))
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(defun eltuki-get-title ()
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(save-excursion
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(goto-char (point-min))
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(if (re-search-forward "^#\\+TITLE: \\(.*\\)$" nil t)
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(buffer-substring-no-properties
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(match-beginning 1) (match-end 1))
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(error "Post has no title."))))
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(defun eltuki-set-title (title)
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(interactive "MTitle: ")
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(setq title (concat " " title))
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(save-excursion
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(goto-char (point-min))
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(if (re-search-forward "^#\\+TITLE:\\(.*\\)$" nil t)
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(replace-match title t t nil 1)
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(insert "#+TITLE:" title "\n")
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(unless (= (char-after) ?\n)
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(insert-char ?\n)))))
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(defun eltuki-get-timestamp ()
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(save-excursion
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(goto-char (point-min))
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(if (re-search-forward "^#\\+TIMESTAMP: \\([[:digit:]]+\\)$" nil t)
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(match-string 1)
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(format-time-string "%s"))))
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(defun eltuki-set-timestamp ()
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(interactive)
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(save-excursion
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(goto-char (point-min))
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(let ((newtime (format-time-string " %s")))
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(if (re-search-forward "^#\\+TIMESTAMP:\\(.*\\)$" nil t)
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(replace-match newtime nil t nil 1)
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(when (search-forward "\n\n" nil t)
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(backward-char))
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(insert "#+TIMESTAMP:" newtime "\n")))))
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(defun eltuki-get-tags ()
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(save-excursion
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(goto-char (point-min))
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(when (re-search-forward "^#\\+TAGS: \\(.*\\)$" nil t)
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(buffer-substring-no-properties
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(match-beginning 1) (match-end 1)))))
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(defun eltuki-set-tags (tags)
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(interactive "MTags: ")
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(setq tags (concat " " tags))
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(save-excursion
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(goto-char (point-min))
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(if (re-search-forward "^#\\+TAGS:\\(.*\\)$" nil t)
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(replace-match tags t t nil 1)
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(when (search-forward "\n\n" nil t)
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(backward-char))
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(insert "#+TAGS:" tags "\n"))))
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(defun eltuki-get-status ()
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(save-excursion
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(goto-char (point-min))
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(if (re-search-forward "^#\\+STATUS: \\(draft\\|publish\\)$" nil t)
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(buffer-substring-no-properties
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(match-beginning 1) (match-end 1))
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eltuki-default-status)))
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(defun eltuki-toggle-status ()
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(interactive)
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(save-excursion
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(goto-char (point-min))
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(let ((newstatus (if (string= (eltuki-get-status) "draft")
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" publish"
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" draft")))
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(if (re-search-forward "^#\\+STATUS:\\(.*\\)$" nil t)
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(replace-match newstatus t t nil 1)
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(when (search-forward "\n\n" nil t)
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(backward-char))
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(insert "#+STATUS:" newstatus "\n")))))
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(defun eltuki-get-comment-status ()
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(save-excursion
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(goto-char (point-min))
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(if (re-search-forward
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"^#\\+COMMENTSTATUS: \\(open\\|closed\\)$" nil t)
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(buffer-substring-no-properties
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(match-beginning 1) (match-end 1))
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eltuki-default-comment-status)))
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(defun eltuki-toggle-comment-status ()
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(interactive)
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(save-excursion
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(goto-char (point-min))
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(let ((newstatus (if (string= (eltuki-get-comment-status) "closed")
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" open"
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" closed")))
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(if (re-search-forward "^#\\+COMMENTSTATUS:\\(.*\\)$" nil t)
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(replace-match newstatus t t nil 1)
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(when (search-forward "\n\n" nil t)
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(backward-char))
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(insert "#+COMMENTSTATUS:" newstatus "\n")))))
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(defun eltuki-slugify-string (str)
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(while (string-match "[^a-zA-Z0-9 ]+" str)
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(setq str (replace-match "" nil t str)))
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(while (string-match " +" str)
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(setq str (replace-match "-" nil t str)))
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(downcase str))
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(defun eltuki-get-directory ()
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(concat
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eltuki-blog-dir "/"
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(format-time-string "%Y%%2f%m%%2f%d%%2f")
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(eltuki-slugify-string (eltuki-get-title))))
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(defun eltuki-write-content (dir)
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(let ((org-export-with-toc nil)
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(org-export-with-section-numbers nil)
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(filename (concat dir "/content"))
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(org-export-show-temporary-export-buffer nil))
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(org-html-export-as-html nil nil nil t)
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(with-current-buffer "*Org HTML Export*"
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(write-region (point-min) (point-max) filename)
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(kill-buffer))
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filename))
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(defun eltuki-write-metadata (dir)
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(let ((timestamp (eltuki-get-timestamp))
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(tags (eltuki-get-tags))
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(status (eltuki-get-status))
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(title (eltuki-get-title))
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(name (eltuki-slugify-string (eltuki-get-title)))
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(commentstatus (eltuki-get-comment-status))
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(filename (concat dir "/metadata")))
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(with-temp-buffer
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(insert "timestamp: " timestamp "\n"
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"tags: " tags "\n"
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"status: " status "\n"
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"title: " title "\n"
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"name: " name "\n"
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"comment_status: " commentstatus)
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(write-region (point-min) (point-max) filename))
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filename))
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(defun eltuki-save-org (buffer dir)
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(let ((filename (concat dir "/post.org")))
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(with-current-buffer buffer
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(write-file filename))
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filename))
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(defun eltuki-git-add (file)
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(shell-command (concat "cd " eltuki-blog-dir "; git add '" (expand-file-name file) "'")))
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(defun eltuki-commit ()
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(shell-command (concat "cd " eltuki-blog-dir "; git commit -m \"new post: \\\"" (eltuki-get-title)
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"\\\"\"")))
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(defun eltuki-finish ()
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(interactive)
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(let ((buffer (or (get-buffer "*eltuki*")
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(current-buffer)))
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(dest (eltuki-get-directory)))
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(unless (file-exists-p dest)
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(mkdir dest))
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(mapc #'eltuki-git-add
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(list (eltuki-write-content dest)
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(eltuki-write-metadata dest)
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(eltuki-save-org buffer dest)))
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(eltuki-commit)
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(kill-buffer buffer)))
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(defun eltuki-process-sentinel (proc status)
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"Print PROC's STATUS."
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(message "git %s" (substring status 0 -1)))
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(defun eltuki--passwd-prompt (string)
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"Decide on what to prompt based on STRING."
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(cond
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((or
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(string-match "^Enter passphrase for key '\\\(.*\\\)': $" string)
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(string-match "^\\\(.*\\\)'s password:" string))
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(format "Password for '%s': " (match-string 1 string)))
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((string-match "^[pP]assword:" string)
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"Password:")))
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(defun eltuki-process-filter (proc string)
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"Check if PROC is asking for a password in STRING."
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(with-current-buffer (process-buffer proc)
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(let ((inhibit-read-only t)
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(ask (eltuki--passwd-prompt string)))
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(if ask
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(process-send-string proc (concat (read-passwd ask nil) "\n"))
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(insert string)))))
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(defun eltuki-publish ()
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"Publish posts."
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(interactive)
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(let* ((default-directory (concat eltuki-blog-dir "/"))
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(proc (start-process "eltuki-publish" "*eltuki-publish*"
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"git" "push")))
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(set-process-sentinel proc 'eltuki-process-sentinel)
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(set-process-filter proc 'eltuki-process-filter)))
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(provide 'eltuki)
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;;; eltuki.el ends here
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