From 59c094fad6fffc5fccee107200ad33daf798e7e5 Mon Sep 17 00:00:00 2001
From: Gergely Polonkai <gergely@polonkai.eu>
Date: Thu, 30 Jul 2015 15:40:18 +0200
Subject: [PATCH] Add jekyll related things

---
 init.el   |   4 +-
 jekyll.el | 112 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 115 insertions(+), 1 deletion(-)
 create mode 100644 jekyll.el

diff --git a/init.el b/init.el
index 84e986b..80ebede 100644
--- a/init.el
+++ b/init.el
@@ -47,7 +47,8 @@
      (files
       (".#*" "*.so" "*~")))))
  '(magit-auto-revert-mode nil)
- '(magit-last-seen-setup-instructions "1.4.0"))
+ '(magit-last-seen-setup-instructions "1.4.0")
+ '(jekyll-directory "~/Projektek/jekyll/gergely.polonkai.eu"))
 
 (custom-set-faces
  ;; custom-set-faces was added by Custom.
@@ -88,6 +89,7 @@
 (load (concat user-emacs-directory "transpose-windows.el"))
 (load (concat user-emacs-directory "zim.el"))
 (load (concat user-emacs-directory "clearcase.el"))
+(load (concat user-emacs-directory "jekyll.el"))
 
 (add-hook 'c-mode-hook
           (lambda ()
diff --git a/jekyll.el b/jekyll.el
new file mode 100644
index 0000000..6b37fcb
--- /dev/null
+++ b/jekyll.el
@@ -0,0 +1,112 @@
+;; Configuration for Jekyll (http://jekyllrb.com/)
+
+(defun jekyll-timestamp ()
+  "Update existing date: timestamp on a Jekyll page or post."
+  (interactive)
+  (save-excursion (goto-char 1)
+                  (re-search-forward "^date:")
+                  (let ((beg (point)))
+                    (end-of-line)
+                    (delete-region beg (point)))
+                  (insert (concat " " (format-time-string "%Y-%m-%d %H:%M:%S %z"))))
+  )
+;; TODO: Make the function add a date variable if none exists.
+
+;; (defun jekyll-timestamp ()
+;;   "Insert a time stamp suitable for use in a Jekyll page or post.  Replaces current text selection."
+;;   (interactive)
+;;   (when (region-active-p) (delete-region (region-beginning) (region-end) ) )
+;;   (insert (format-time-string "%Y-%m-%d %H:%M:%S %z")))
+
+;; All of the below is taken from http://www.gorgnegre.com/linux/using-emacs-orgmode-to-blog-with-jekyll.html
+;; (Later tweaked a bit.)
+
+(global-set-key (kbd "C-c j n") 'jekyll-draft-post)
+(global-set-key (kbd "C-c j p") 'jekyll-publish-post)
+(global-set-key (kbd "C-c j t") 'jekyll-timestamp)
+(global-set-key (kbd "C-c j o") (lambda () (interactive) (find-file "~/web/")))
+
+(defcustom jekyll-directory
+  "~/web/"
+  "Path to Jekyll blog. It must end "
+  :type '(directory)
+  :group 'jekyll)
+(defcustom jekyll-drafts-dir
+  "_drafts/"
+  "Path to article drafts. Relative to jekyll-directory."
+  :type '(string)
+  :group 'jekyll)
+(defcustom jekyll-posts-dir
+  "_posts/"
+  "Path to articles. Relative to jekyll-directory."
+  :type '(string)
+  :group 'jekyll)
+(defcustom jekyll-post-ext
+  ".md"
+  "File extension of Jekyll posts."
+  :type '(string)
+  :group 'jekyll)
+(defcustom jekyll-post-template
+  "---\nlayout: post\ntitle: %s\ntags:\ndate: %t\n---\n"
+  "Default template for Jekyll posts. %s will be replace by the post title, %t will be replaced with the current timestamp"
+  :type '(string)
+  :group 'jekyll)
+
+(defun jekyll-make-slug (s) "Turn a string into a slug."
+       (replace-regexp-in-string " "
+                                 "-"
+                                 (downcase
+                                  (replace-regexp-in-string "[^A-Za-z0-9 ]"
+                                                            "" s))))
+
+(defun jekyll-yaml-escape (s) "Escape a string for YAML."
+       (if
+           (or
+            (string-match ":" s)
+            (string-match "\"" s))
+           (concat "\"" (replace-regexp-in-string "\"" "\\\\\"" s) "\"") s))
+
+(defun jekyll-draft-post (title) "Create a new Jekyll blog post."
+       (interactive "sPost Title: ")
+       (let ((draft-file (concat
+                          (file-name-as-directory jekyll-directory)
+                          jekyll-drafts-dir
+                          (jekyll-make-slug title)
+                          jekyll-post-ext)))
+         (if (file-exists-p draft-file)
+             (find-file draft-file)
+           (find-file draft-file)
+           (insert (format jekyll-post-template (jekyll-yaml-escape title))))))
+
+(defun jekyll-publish-post ()
+  "Move a draft post to the posts directory, and rename it so that it contains the date."
+       (interactive)
+       (cond
+        ((not (equal
+               (file-name-directory (buffer-file-name (current-buffer)))
+               (expand-file-name (concat
+                                  (file-name-as-directory jekyll-directory)
+                                  jekyll-drafts-dir))))
+         (message "This is not a draft post.")
+         (insert (file-name-directory (buffer-file-name (current-buffer))) "\n"
+                 (concat
+                  (file-name-as-directory jekyll-directory)
+                  jekyll-drafts-dir)))
+        ((buffer-modified-p)
+         (message "Can't publish post; buffer has modifications."))
+        (t
+         (let ((filename
+                (concat
+                 (file-name-as-directory jekyll-directory)
+                 jekyll-posts-dir
+                 (format-time-string "%Y-%m-%d-")
+                 (file-name-nondirectory
+                  (buffer-file-name (current-buffer)))))
+               (old-point (point)))
+           (rename-file (buffer-file-name (current-buffer))
+                        filename)
+           (kill-buffer nil)
+           (find-file filename)
+           (set-window-point (selected-window) old-point)))))
+
+(provide 'setup-jekyll)