;; work.el
;;
;; The file setting up Org-mode to publish my work page.
;;
;; This file should be evaluated from within Emacs using the
;; 'eval-buffer' command.

;; Produce the string about the update date and time in French if lang
;; is 'fr and in English if lang is 'en or anything else.
(defun make-update-time (lang)
  (let ((date (format-time-string "%Y-%m-%d"))
	(time (format-time-string "%H:%M")))
    (cond ((eq lang 'en) (concat "Updated on " date " at " time "."))
	  ((eq lang 'fr) (concat "Mis à jour le " date " à " time "."))
	  (t (concat "Updated on " date " at " time ".")))))

;; Produce the string Powered by Org-mode in the appropriate language.
(defun make-powered-by (lang)
  (let ((orgmode "<a href=\"https://orgmode.org/\">Org-mode</a>")
	(src "<a href=\"https://git.marvid.fr/scolobb/work-site\">source</a>"))
    (cond ((eq lang 'fr)
	   (concat "Propulsé par " orgmode " (" src ")."))
	  (t
	   (concat "Powered by " orgmode " (" src ").")))))

;; Produce the postamble in the given language (same convention as for
;; make-update-time).
(defun make-postamble (lang)
  (concat "<span class=\"updated\">"
	  (make-update-time lang)
	  "</span> <span class=\"poweredby\">"
	  (make-powered-by lang)
	  "</span>"))

;; Produce the <link> tag including the stylesheet relative to the
;; given root.
(defun make-styles (root)
  (concat "<link rel=\"stylesheet\" type=\"text/css\" href=\"" root "content/css/default.css\" />"))

;; Produce the preamble with links relative to the given root.
(defun make-preamble (root)
  (concat "
<span class=\"myname\">Sergiu Ivanov</span>
<span class=\"logos\">
<a href=\"https://www.ibisc.univ-evry.fr/\"><img src=\"" root "content/imgs/ibisc.png\" alt=\"lab logo\" class=\"ibisclogo\" /></a>
<a href=\"https://www.univ-evry.fr/accueil.html\"><img src=\"" root "content/imgs/ueve.png\" alt=\"university logo\" class=\"uevelogo\" /></a>
</span>"))


;; Set up org-publish for my work site.
(let* ((work-base "~/Candies/Sites/work/")
       (publishing-base (concat work-base "www/")))


  (setq org-publish-project-alist
	`(("work-site"
	   :components ("work-site-en" "work-site-en-index" "work-site-fr" "work-site-content"))


	  ("work-site-en"
	   :base-extension "org"
	   :base-directory ,(concat work-base "en/")
	   :publishing-directory ,(concat publishing-base "en/")
	   :publishing-function org-html-publish-to-html

	   :section-numbers nil
	   :with-toc nil
	   :with-latex t

	   :html-head-include-default-style nil
	   :html-head-include-scripts nil
	   :html-head-extra ,(make-styles "../")
	   :html-preamble ,(make-preamble "../")
	   :html-postamble ,(make-postamble 'en))


	  ;; We are going to need an index.html in the root directory.
	  ;; We'll have a separate subproject for that file.
	  ("work-site-en-index"
	   :base-extension "org"
	   :base-directory ,work-base
	   :exclude "work-notes.org"
	   :publishing-directory ,publishing-base
	   :publishing-function org-html-publish-to-html

	   :section-numbers nil
	   :with-toc nil
	   :with-latex t

	   :html-head-include-default-style nil
	   :html-head-include-scripts nil
	   :html-head-extra ,(make-styles "")
	   :html-preamble ,(make-preamble "")
	   :html-postamble ,(make-postamble 'en))


	  ("work-site-fr"
	   :base-extension "org"
	   :base-directory ,(concat work-base "fr/")
	   :publishing-directory ,(concat publishing-base "fr/")
	   :publishing-function org-html-publish-to-html

	   :section-numbers nil
	   :with-toc nil
	   :with-latex t

	   :html-head-include-default-style nil
	   :html-head-include-scripts nil
	   :html-head-extra ,(make-styles "../")
	   :html-preamble ,(make-preamble "../")
	   :html-postamble ,(make-postamble 'fr))


	  ("work-site-content"
	   :base-extension any
	   :base-directory ,(concat work-base "content/")
	   :publishing-directory ,(concat publishing-base "content/")
	   :publishing-function org-publish-attachment
	   :recursive t))))