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;;; publish.el --- Publishing configuration for ryuslash.org  -*- lexical-binding: t; -*-

;; Copyright (C) 2020  Tom Willemse

;; Author: Tom Willemse <tom@ryuslash.org>
;; Keywords:

;; 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 <https://www.gnu.org/licenses/>.

;;; Commentary:

;;

;;; Code:

(require 'dockerfile-mode)
(require 'ob-dot)
(require 'ox-publish)
(require 'rainbow-delimiters)
(require 'subr-x)

(add-hook 'prog-mode-hook 'rainbow-delimiters-mode)

(defun publish-calculate-reading-time (buffer)
  "Calculate the amount of minutes it would take to read the contents of BUFFER."
  (with-current-buffer buffer
    (max 1 (/ (count-words (point-min) (point-max)) 228))))

(defun publish-format-reading-time (time)
  "Return a string describing TIME."
  (format "%d minute%s"
          time
          (if (= time 1) "" "s")))

(setq org-export-exclude-tags '("noexport" "draft"))

(setq org-confirm-babel-evaluate nil)

(setq org-html-head-include-default-style t)

(setq org-html-htmlize-output-type 'css)

(setq org-publish-timestamp-directory
      (concat default-directory "/.org-timestamps/"))

(setq org-html-html5-fancy t)

(setq org-html-doctype "html5")

(setq org-publish-project-alist
      '(("index"
         :base-directory "."
         :base-extension "org"
         :publishing-directory "public/"
         :recursive t
         :exclude "^posts/"
         :publishing-function org-html-publish-to-html
         :html-head "<link rel=\"stylesheet\" href=\"/assets/css/main.css\" type=\"text/css\"/>")
        ("posts"
         :base-directory "posts/"
         :base-extension "org"
         :publishing-directory "public/posts/"
         :recursive t
         :publishing-function org-html-publish-to-html
         :html-head "<link rel=\"stylesheet\" href=\"/assets/css/main.css\" type=\"text/css\"/>"
         :html-preamble (lambda (project)
                          (let ((buffer (find-file-noselect (buffer-file-name))))
                            (unless (string= "ryuslash.org"
                                             (car (org-publish-find-property (buffer-file-name) :title project)))
                              (publish-format-reading-time
                               (publish-calculate-reading-time buffer))))))
        ("assets"
         :base-directory "."
         :recursive t
         :exclude "^public/"
         :base-extension "svg"
         :publishing-function org-publish-attachment
         :publishing-directory "public/")
        ("all" :components ("index" "posts" "assets"))))

(provide 'publish)
;;; publish.el ends here