;; sign it with
;; gpg --local-user yann@esposito.host --output project.el.sig --detach-sign project.el
(defvar domainname "https://her.esy.fun")
(defvar base-dir (concat (projectile-project-root) "src"))
(defvar publish-dir (concat (projectile-project-root) "_site"))
(defvar assets-dir (concat base-dir "/"))
(defvar publish-assets-dir (concat publish-dir "/"))
(defvar posts-dir (concat base-dir "/posts"))
(defvar rss-title "Subscribe to articles")
(defvar posts-descr "Articles")
(defvar css-path "/css/minimalist.css")
(defvar author-name "Yann Esposito")
(defvar author-email "yann@esposito.host")
(require 'org)
(require 'ox-publish)
(require 'ox-html)
(require 'org-element)
;; (setq org-link-file-path-type 'relative)
(setq org-publish-timestamp-directory
(concat (projectile-project-root) "_cache/"))
(defvar org-blog-head
(concat
""
""
""
""))
(defun menu (lst)
"Blog menu"
(concat
""
(mapconcat 'identity
(append
'("Home"
"Posts"
"Slides"
"About")
lst)
" | ")
""))
(defun get-from-info (info k)
(let ((i (car (plist-get info k))))
(when (and i (stringp i))
i)))
(defun org-blog-preamble (info)
"Pre-amble for whole blog."
(concat
"
"
(menu '("
↓ bottom ↓"))
"
"
(format "%s" (car (plist-get info :title)))
"
"
(when-let ((date (plist-get info :date)))
(format "
%s"
(format-time-string "%Y-%m-%d"
(org-timestamp-to-time
(car date)))))
(when-let ((subtitle (car (plist-get info :subtitle))))
(format "
%s
" subtitle))
"
"))
(defun rand-obfs (c)
(let ((r (% (random) 20)))
(cond ;; ((eq 0 r) (format "%c" c))
((<= 0 r 10) (format "%d;" c))
(t (format "%X;" c)))))
(defun obfuscate-html (txt)
(apply 'concat
(mapcar 'rand-obfs txt)))
(defun org-blog-postamble (info)
"Post-amble for whole blog."
(concat
""
;; TODO install a comment system
;; (let ((url (format "%s%s" domainname (replace-regexp-in-string base-dir "" (plist-get info :input-file)))))
;; (format "
comment"
;; (url-hexify-string url)))
"
"
(menu '("
↑ Top ↑"))
"
"))
(defun y/org-get-keywords ()
(org-element-map (org-element-parse-buffer 'element) 'keyword
(lambda (keyword) (cons (org-element-property :key keyword)
(org-element-property :value keyword)))))
(defun y/org-get-meta (keyword)
(cdr (assoc keyword (y/org-get-keywords))))
(defun y/get-meta (file meta-name)
"Return the value of the meta of an org-mode file.
(y/get-meta file \"DESCRIPTION\")
"
(org-babel-with-temp-filebuffer file (y/org-get-meta meta-name)))
(defun date-format-entry (entry _style project)
"Return string for each ENTRY in PROJECT."
(when (string-match "posts/.*" entry)
(let* ((file (org-publish--expand-file-name entry project))
(title (org-publish-find-title entry project))
(date (format-time-string "%Y-%m-%d" (org-publish-find-date entry project)))
(keywords (split-string (y/get-meta file "KEYWORDS") ",\s*"))
(description (y/get-meta file "DESCRIPTION")))
(concat
"- "
(format " [%s]" date)
(format " *[[file:%s][%s]]*" file title)
(format " @@html:")
"\n"))
(goto-char (point-max))
(search-backward "")
(insert "\n
\n")
(save-buffer)
(kill-buffer))
file-path))
(defun org-blog-publish-attachment (plist filename pub-dir)
"Publish a file with no transformation of any kind.
FILENAME is the filename of the Org file to be published. PLIST
is the property list for the given project. PUB-DIR is the
publishing directory.
Take care of minimizing the pictures using imagemagick.
Return output file name."
(unless (file-directory-p pub-dir)
(make-directory pub-dir t))
(or (equal (expand-file-name (file-name-directory filename))
(file-name-as-directory (expand-file-name pub-dir)))
(let ((dst-file (expand-file-name (file-name-nondirectory filename) pub-dir)))
(if (string-match-p ".*\\.\\(png\\|jpg\\|gif\\)$" filename)
(shell-command (format "~/.nix-profile/bin/convert %s -resize 800x800\\> +dither -colors 16 -depth 4 %s"
filename
dst-file))
(copy-file filename dst-file t)))))
(defalias 'org-blog-posts-sitemap-fn
(apply-partially 'org-blog-sitemap-fn-descr posts-descr))
(setq org-publish-project-alist
`(("orgfiles"
:base-directory ,base-dir
:exclude ".*drafts/.*\\|.*/rss.*"
:base-extension "org"
:publishing-directory ,publish-dir
:recursive t
:preparation-function org-blog-prepare
:publishing-function org-blog-publish-to-html
:with-toc nil
:with-title nil
:with-date t
:section-numbers nil
:html-doctype "html5"
:html-html5-fancy t
:html-head-include-default-style nil
:html-head-include-scripts nil
:htmlized-source t
:html-head-extra ,org-blog-head
:html-preamble org-blog-preamble
:html-postamble org-blog-postamble
:auto-sitemap t
:sitemap-filename "archive.org"
:sitemap-title "Articles"
:sitemap-style list
:sitemap-sort-files anti-chronologically
:sitemap-format-entry date-format-entry
:sitemap-function org-blog-posts-sitemap-fn)
("assets"
:base-directory ,assets-dir
:base-extension ".*"
:exclude ".*\.org$"
:publishing-directory ,publish-assets-dir
:publishing-function org-blog-publish-attachment
:recursive t)
("blog" :components ("orgfiles" "assets"))))
;; add target=_blank and rel="noopener noreferrer" to all links by default
(defun my-org-export-add-target-blank-to-http-links (text backend info)
"Add target=\"_blank\" to external links."
(when (and
(org-export-derived-backend-p backend 'html)
(string-match "href=\"http[^\"]+" text)
(not (string-match "target=\"" text))
(not (string-match (concat "href=\"" domainname "[^\"]*") text)))
(string-match "