;;; build-site.el --- Publish my website using org-publish -*- lexical-binding: t; -*-

;; Author: Zaine Qayyum <zaineulabideen@outlook.com>
;; Created: 2025-08-08
;; Purpose: Build and publish my static site from Org files.

;;; Commentary:
;; Run this file with:
;; emacs -Q --script build-site.el

;;; Code:

(require 'package)

(add-to-list 'load-path "~/master-folder/org_files/org_web/lisp/")

(require 'recently-updated)
(require 'tags)
(require 'sidenotes)
(require 'sitemaps)

(setq package-user-dir (expand-file-name "./.packages"))
(setq package-archives '(("melpa" . "https://melpa.org/packages/")
                         ("elpa" . "https://elpa.gnu.org/packages/")))

(require 'ox-publish)
(require 'cl-lib)
(require 'org)
(require 'ox)
(require 'ox-html)

(package-initialize)
(unless package-archive-contents
  (package-refresh-contents))

(package-install 'htmlize)
(add-to-list 'load-path "~/master-folder/org_files/org_web/")
(require 'htmlize)

(defvar z-shared-head
      "
<link rel=\"stylesheet\" href=\"/assets/styles/style.css\" />
<link rel=\"stylesheet\" href=\"/assets/styles/bigger-picture.min.css\" />
<link rel=\"stylesheet\" href=\"/assets/styles/comments.css\" />
<link rel=\"stylesheet\" href=\"/assets/styles/kanban.css\" />
<link rel=\"stylesheet\" href=\"/assets/styles/org-syntax.css\" />
<link rel=\"stylesheet\" href=\"/assets/styles/misc.css\" />
<link rel=\"stylesheet\" href=\"/assets/styles/toc.css\" />
<link rel=\"stylesheet\" href=\"/assets/styles/media.css\" />

<script src=\"/assets/scripts/script.js\" defer></script> 
<script src=\"/assets/scripts/competency-status-board.js\" defer></script> 
<script src=\"/assets/scripts/notes.js\" defer></script> 
<script src=\"/assets/scripts/comments.js\" defer></script> 
<script src=\"/assets/scripts/bigger-picture.min.js\" defer></script>
<script src=\"/assets/scripts/svg-pan-zoom.min.js\" defer></script>
<script src=\"/assets/scripts/gallery-init.js\" defer></script>
"
      )

(setq org-export-global-macros
      (append
       '(("sidenote"
          . "@@html:<label for=\"sn$1\" class=\"margin-toggle sidenote-number\"></label><input type=\"checkbox\" id=\"sn$1\" class=\"margin-toggle\"/><span class=\"sidenote\">$2</span>@@")
	 ("epigraph"  . "@@html:<div class=\"epigraph\"><blockquote>$1<footer>$2</footer></blockquote></div>@@")
	 ("epigraph_single"  . "@@html:<div class=\"epigraph\"><blockquote>$1</blockquote></div>@@")
         ("epigraph3" . "@@html:<div class=\"epigraph\"><blockquote>$1<footer>$2, <cite>$3</cite></footer></blockquote></div>@@")
         ("kbd"       . "@@html:<kbd>$1</kbd>@@@@latex:\\texttt{$1}@@")
	 ("margimg"
 . "@@html:<aside class=\"marginnote\"><figure class=\"mn-fig\"><img src=\"$1\" alt=\"$2\" class=\"mn-img\" loading=\"lazy\" decoding=\"async\"/>$3</figure></aside>@@")
("countdown" . "@@html:<time class=\"countdown\" datetime=\"$1\" data-label=\"$2\"></time>@@")

       
       org-export-global-macros)))


(defvar z-preamble
  "
<a href=\"https://notes.zainezq.com\"> <img src=\"/assets/images/1_to_2.svg\" alt=\"Web Site Logo\" class=\"web-logo\" /> </a>
<div class=\"banner-header\">
  <a href=\"/\"> <img src=\"/assets/images/gr.png\" alt=\"Site Logo\" class=\"banner-logo\" /> </a>
  <nav>
    <a href=\"/\">Home | </a>
    <a href=\"/blogs/2025/2025-list.html \">2025 | </a>
    <a href=\"/blogs/blogs-list.html\">Blogs | </a>
    <a href=\"/posts/career/career-list.html\">Career | </a>
    <a href=\"/home/services.html\">Services</a>
  </nav>
  <button class=\"theme-toggle\" id=\"theme-toggle\" type=\"button\" aria-label=\"Toggle dark mode\">🌗 Theme</button>

  </div>
  <div id=\"updated\">Updated: %C</div>

"
)

(defvar z-postamble
  "<footer>
<div class=\"copyright-container\">
<div class=\"copyright\">
Copyright &copy; 2022-2025 Zaine Qayyum. All rights reserved unless otherwise noted.</div></div>
<div class=\"generated\">
Created with %c on <a href=\"https://www.archlinux.org/\">Arch</a> <a href=\"https://www.gnu.org\">GNU</a>/<a href=\"https://www.kernel.org/\">Linux</a>
</div>
</footer>")



(defun z/comments-file-p (file)
  "Return non-nil if FILE has comments enabled.
A file has comments if:
  - It has a #+COMMENTS: keyword with value \"t\" (case-insensitive)."
  (when (file-exists-p file)
    (with-temp-buffer
      (insert-file-contents file)
      (org-mode)
      (let* ((keywords (org-collect-keywords '("COMMENTS")))
             (comments (cadr (assoc "COMMENTS" keywords))))
	(print keywords)
	
        (and comments
             (string-match-p "^\\s-*t\\s-*$"
                             (downcase comments)))))))

(defun z/comments-file-slug (file)
  "Return page slug from #+SLUG: or fallback to filename."
  (with-temp-buffer
    (insert-file-contents file)
    (org-mode)
    (let* ((keywords (org-collect-keywords '("SLUG")))
           (slug (cadr (assoc "SLUG" keywords))))
      (if (and slug (string-match-p "\\S-" slug))
          slug
        (file-name-base file)))))

(defun z/org-html-insert-comments-into-body (body backend info)
  "Insert comments section at the end of the document body."
  (when (org-export-derived-backend-p backend 'html)
    (let ((input-file (plist-get info :input-file)))
      (if (and input-file
               (z/comments-file-p input-file))
          (let* ((slug (z/comments-file-slug input-file))
                 (comments-html
                  (format
                   "
<section id=\"comments\" class=\"comments\" data-slug=\"%s\">
  <h2>Comments</h2>

  <div id=\"comments-list\" class=\"comments-list\">
    <noscript>Please enable JavaScript to view comments.</noscript>
  </div>

  <form id=\"comment-form\" class=\"comment-form\">
    <label class=\"comment-author\">
      <span>Name (optional)</span>
      <input type=\"text\" name=\"author\"/>
    </label>

    <label class=\"comment-content\">
      <span>Your comment</span>
      <textarea name=\"content\" required></textarea>
    </label>

    <button type=\"submit\">Post comment</button>
  </form>
</section>
"
                   slug)))
            (concat body comments-html))
        body))))


(defun z/org-html-add-body-classes (output backend info)
  "Add layout-related classes to <body> based on file metadata."
  (when (org-export-derived-backend-p backend 'html)
    (let* ((input-file (plist-get info :input-file))
           (classes
            (delq nil
                  (list
                   (when (and input-file
                              (z/wip-file-p input-file))
                     "wip")
                   (when (and input-file
                              (z/no-sidenotes-file-p input-file))
                     "no-sidenotes")))))
      (if classes
          (replace-regexp-in-string
           "<body\\([^>]*\\)>"
           (format "<body\\1 class=\"%s\">"
                   (string-join classes " "))
           output)
        output))))

(add-to-list 'org-export-filter-final-output-functions
             #'z/org-html-add-body-classes)
(add-to-list 'org-export-filter-body-functions
             #'z/org-html-insert-comments-into-body)



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

(org-export-define-derived-backend 'z-html 'html
  :filters-alist '((:filter-final-output . z/insert-filetags-after-title)))

(defun z/org-main-prep (_project)
  (z/generate-recently-updated-org 26))

(defun z/z-publish-to-html (plist filename pub-dir)
  "Publish FILENAME to HTML using the z-html backend."
  (org-publish-org-to 'z-html filename ".html" plist pub-dir))

;; Define the publishing project
(setq org-publish-project-alist
      `(("org-main"
         :recursive t
         :base-directory "~/master-folder/org_files/org_web/"
         :publishing-function z/z-publish-to-html
         :publishing-directory "~/master-folder/org_files/org_web/output"
         :base-extension "org"
	 :auto-sitemap t
	 :sitemap-filename "sitemap.org"
	 :sitemap-title "Sitemap"
	 :sitemap-sort-files chronologically
         :html-preamble ,z-preamble
         :html-postamble ,z-postamble
	 :html-head ,z-shared-head
	 :preparation-function z/org-main-prep
	 )
	
	("org-categories-sitemap"
         :recursive t
         :base-directory "~/master-folder/org_files/org_web/home"
         :publishing-directory "~/master-folder/org_files/org_web/output/home"
         :base-extension "org"
	 :auto-sitemap t
	 :sitemap-filename "categories.org"
	 :sitemap-title "Categories"
	 :sitemap-function z/categories-sitemap
	 :html-preamble ,z-preamble
         :html-postamble ,z-postamble
	 :html-head ,z-shared-head
	 )
        ("org-posts"
         :base-directory "~/master-folder/org_files/org_web/posts"
         :publishing-directory "~/master-folder/org_files/org_web/output/posts/"
         :recursive t
         :base-extension "org"
         :publishing-function z/z-publish-to-html
         :with-author nil
         :with-creator nil
         :html-validation-link nil
         :with-toc t
         :section-numbers t
	 :html-preamble ,z-preamble
         :html-postamble ,z-postamble
	 :auto-sitemap t
	 :sitemap-filename "posts-list.org"
	 :sitemap-title "Posts List"
	 :sitemap-style list
	 :sitemap-function z/posts-sitemap
	 :sitemap-sort-files anti-chronologically
	 :html-head ,z-shared-head
	 )
	("org-blogs"
         :base-directory "~/master-folder/org_files/org_web/blogs"
         :publishing-directory "~/master-folder/org_files/org_web/output/blogs/"
         :recursive t
         :base-extension "org"
         :publishing-function z/z-publish-to-html
         :with-author nil
         :with-creator nil
         :html-validation-link nil
         :html-preamble ,z-preamble
         :html-postamble ,z-postamble
	 :auto-sitemap t
	 :sitemap-filename "blogs-list.org"
	 :sitemap-title "Blogs List"
	 :sitemap-style list
	 :sitemap-function z/blogs-sitemap
	 :sitemap-sort-files anti-chronologically
	 :html-head ,z-shared-head
	 )
	("org-books"
         :base-directory "~/master-folder/org_files/org_web/books/"
         :publishing-directory "~/master-folder/org_files/org_web/output/books/"
         :recursive t
         :base-extension "org"
         :publishing-function z/z-publish-to-html
         :with-author nil
         :with-creator nil
         :html-validation-link nil
         :html-preamble ,z-preamble
         :html-postamble ,z-postamble
	 :auto-sitemap t
	 :sitemap-filename "books-list.org"
	 :sitemap-title "Books List"
	 :sitemap-style list
	 :sitemap-function z/books-sitemap
	 :sitemap-sort-files anti-chronologically
	 :html-head ,z-shared-head
	 )
        ("org-2025"
         :base-directory "~/master-folder/org_files/org_web/blogs/2025/"
         :publishing-directory "~/master-folder/org_files/org_web/output/blogs/2025/"
         :recursive t
         :base-extension "org"
         :publishing-function z/z-publish-to-html
         :with-author nil
         :with-creator nil
         :html-validation-link nil
         :html-preamble ,z-preamble
         :html-postamble ,z-postamble
	 :auto-sitemap t
	 :sitemap-filename "2025-list.org"
	 :sitemap-title "2025 List"
	 :sitemap-style list
	 :sitemap-function z/2025-sitemap
	 :sitemap-sort-files anti-chronologically
	 :html-head ,z-shared-head
	 )
	("org-career"
         :base-directory "~/master-folder/org_files/org_web/posts/career/"
         :publishing-directory "~/master-folder/org_files/org_web/output/posts/career/"
         :recursive t
         :base-extension "org"
         :publishing-function z/z-publish-to-html
         :with-author nil
         :with-creator nil
         :html-validation-link nil
         :html-preamble ,z-preamble
         :html-postamble ,z-postamble
	 :auto-sitemap t
	 :sitemap-filename "career-list.org"
	 :sitemap-title "Career List"
	 :sitemap-style list
	 :sitemap-function z/career-sitemap
	 :sitemap-sort-files anti-chronologically
	 :html-head ,z-shared-head
	 )
	("wip-pages"
         :base-directory "~/master-folder/org_files/org_web/"
         :publishing-directory "~/master-folder/org_files/org_web/output/"
         :recursive t
         :base-extension "org"
         :publishing-function z/z-publish-to-html
         :with-author nil
         :with-creator nil
         :html-validation-link nil
         :html-preamble ,z-preamble
         :html-postamble ,z-postamble
	 :auto-sitemap t
	 :sitemap-filename "wip.org"
	 :sitemap-title "Work in progress"
	 :sitemap-style list
	 :sitemap-function z/wip-sitemap
	 :sitemap-sort-files anti-chronologically
	 :html-head ,z-shared-head
	 )
	("org-tags"
	 :base-directory "~/master-folder/org_files/org_web/tags"
	 :publishing-directory "~/master-folder/org_files/org_web/output/tags"
	 :recursive t
	 :base-extension "org"
	 :publishing-function org-html-publish-to-html
	 :with-author nil
	 :with-creator nil
	 :html-preamble ,z-preamble
	 :html-postamble ,z-postamble
	 :html-head ,z-shared-head)
	("org-assets"
         :base-directory "~/master-folder/org_files/org_web/assets/"
         :base-extension "css\\|js\\|png\\|jpg\\|gif\\|svg\\|pdf\\|woff\\|woff2\\|ttf"
         :publishing-directory "~/master-folder/org_files/org_web/output/assets/"
         :recursive t
         :publishing-function org-publish-attachment)
	))


(delete-directory "~/master-folder/org_files/org_web/output/" t)
(delete-directory "~/master-folder/org_files/org_web/tags/" t)
(message "Directory deleted")

(z/write-tag-pages)
(org-publish-all t)
(message "Build complete!")

;;; build-site.el ends here