From 99d3e48af3944fc749694c52989b924fc3f080f4 Mon Sep 17 00:00:00 2001
From: JSDurand <mmemmew@gmail.com>
Date: Tue, 24 Aug 2021 16:43:49 +0800
Subject: Use Org-mode to publish a blog

* org-conf.el (org-publish-project-alist): The settings are stored in
this variable.

(durand-sitemap-custom-string-alist): My hack to insert some strings
in sitemap files.

(durand-org-publish-sitemap): Custom function to generate sitemaps.

(durand-org-publish-sitemap-format): Add a date to the format of the
entries.

(ox): Add a require to avoid some errors at startup.
---
 org-conf.el | 110 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 109 insertions(+), 1 deletion(-)

diff --git a/org-conf.el b/org-conf.el
index 1f1d8cd..019c033 100644
--- a/org-conf.el
+++ b/org-conf.el
@@ -6,6 +6,10 @@
       ;; org-format-latex-options (plist-put org-format-latex-options :scale 1.5)
       )
 
+;;; org-export
+
+(require 'ox)
+
 ;;; org capture bookmark
 
 (setq org-capture-bookmark nil)
@@ -542,10 +546,69 @@ If DESC is non-`nil', then it is the description of the new link."
 
 ;;; publishing settings
 
+;;;;; Projects settings
+
 (setq org-publish-project-alist
       (list
        (list
-        "blog"
+        "website"
+        :components (list "code" "life" "main"))
+       (list
+        "code"
+        :base-directory (directory-file-name
+                         (expand-file-name
+                          "code" (expand-file-name
+                                  "blog" org-directory)))
+        :base-extension "org"
+        :publishing-directory (directory-file-name
+                               (expand-file-name
+                                "public" org-directory))
+        :publishing-function #'org-html-publish-to-html
+        :section-numbers nil
+        :with-toc nil
+        :with-email t
+        :with-creator t
+        :auto-sitemap t
+        :recursive t
+        :sitemap-function #'durand-org-publish-sitemap
+        :sitemap-format-entry #'durand-org-publish-sitemap-format
+        :sitemap-date-format "Published: %F %a %R"
+        :sitemap-filename "code-sitemap.org"
+        :sitemap-title "About coding"
+        :html-link-home "index.html"
+        :sitemap-sort-files 'anti-chronologically
+        :html-head "<link rel=\"stylesheet\" type=\"text/css\"
+                       href=\"website.css\"/>"
+        :html-preamble t)
+       (list
+        "life"
+        :base-directory (directory-file-name
+                         (expand-file-name
+                          "life" (expand-file-name
+                                  "blog" org-directory)))
+        :base-extension "org"
+        :publishing-directory (directory-file-name
+                               (expand-file-name
+                                "public" org-directory))
+        :publishing-function #'org-html-publish-to-html
+        :section-numbers nil
+        :with-toc nil
+        :with-email t
+        :with-creator t
+        :auto-sitemap t
+        :recursive t
+        :sitemap-function #'durand-org-publish-sitemap
+        :sitemap-format-entry #'durand-org-publish-sitemap-format
+        :sitemap-date-format "Published: %F %a %R"
+        :sitemap-filename "life-sitemap.org"
+        :sitemap-title "My life"
+        :html-link-home "index.html"
+        :sitemap-sort-files 'anti-chronologically
+        :html-head "<link rel=\"stylesheet\" type=\"text/css\"
+                       href=\"website.css\"/>"
+        :html-preamble t)
+       (list
+        "main"
         :base-directory (directory-file-name
                          (expand-file-name
                           "blog" org-directory))
@@ -556,5 +619,50 @@ If DESC is non-`nil', then it is the description of the new link."
         :publishing-function #'org-html-publish-to-html
         :section-numbers nil
         :with-toc nil
+        :with-email t
+        :with-creator t
+        :auto-sitemap nil
+        :recursive nil
+        :html-head "<link rel=\"stylesheet\" type=\"text/css\"
+                       href=\"website.css\"/>"
         :html-preamble t)))
 
+;;;;; Sitemap function
+
+;;;;;; A hack to insert some string in the sitemap file.
+
+(defvar durand-sitemap-custom-string-alist
+  (list
+   (cons "About coding"
+         "This is the coding blog.  It contains my coding experiments, or \
+one might think of them as development diaries.")
+   (cons "My life"
+         "This is my casual blog.  It contains articles about my plain \
+life."))
+  "An association list that relates the title of the sitemap and the string to insert.")
+
+;;;;;; Custom sitemap function
+
+(defun durand-org-publish-sitemap (title rep)
+  "Return the sitemap as a string.
+TITLE is the title of the sitemap.
+
+REP is a representation of the files and directories in the
+project.  Use such functions as `org-list-to-org' or
+`org-list-to-subtree' to transform it."
+  (format "#+TITLE: %s\n#+AUTHOR: JSDurand\n%s#+DATE: <%s>\n\n%s\n\n%s"
+          title
+          "#+HTML_LINK_UP: index.html"
+          (format-time-string "%F %a %R")
+          (cdr (assoc title durand-sitemap-custom-string-alist #'string=))
+          (org-list-to-org rep)))
+
+;;;;;; Custom sitemap format
+
+(defun durand-org-publish-sitemap-format (entry _style project)
+  "Format the entry for the sitemap.
+A date is added."
+  (format "[[file:%s][(%s) %s]]"
+          entry (format-time-string
+                 "%F %R" (org-publish-find-date entry project))
+          (org-publish-find-title entry project)))
-- 
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