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;;; ccwl --- Concise Common Workflow Language
;;; Copyright © 2021, 2022 Arun Isaac <arunisaac@systemreboot.net>
;;;
;;; This file is part of ccwl.
;;;
;;; ccwl 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.
;;;
;;; ccwl 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 ccwl. If not, see <https://www.gnu.org/licenses/>.
;;; Commentary:
;; This Emacs script generates the home page of the website from
;; README.org.
;;; Code:
(require 'ox-html)
(setq make-backup-files nil
org-export-with-section-numbers nil
org-export-with-sub-superscripts nil
org-export-with-toc nil
org-html-head "<link rel=\"stylesheet\" type=\"text/css\" href=\"style.css\" />"
org-html-head-include-default-style nil
org-html-head-include-scripts nil
org-html-postamble nil)
(defun org-dblock-write:download (params)
"Dynamically write download block."
(insert "* Download
Download release tarballs.
")
(call-process "git" nil t nil
"for-each-ref" "--sort=-taggerdate"
(let ((release-file "./releases/ccwl-%(refname:short).tar.lz"))
(format "--format=- %%(taggerdate:short) [[%s][%s]] [[%s.asc][GPG Signature]]"
release-file
(file-name-nondirectory release-file)
release-file))
"refs/tags/v*")
(insert "
Download [[https://systemreboot.net/about/arunisaac.pub][public signing key]].
Browse the [[https://github.com/arunisaac/ccwl][development version]] of ccwl hosted on GitHub.")
;; Fix tarball filenames.
(replace-string "ccwl-v" "ccwl-" nil nil nil t))
(defun build-website ()
(with-current-buffer (find-file "README.org")
(org-update-all-dblocks)
;; Unfortunately, org is unable to handle headlines inside dynamic
;; blocks. So, dissolve the download dynamic block.
(replace-string "#+BEGIN: download" "")
(replace-string "#+END:" "")
(org-export-to-file 'html "website/index.html")))
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