This is a collection of dotfiles and scripts for my bspwm setup
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;;; dot-org-mode.el --- -*- lexical-binding: t; -*-
;;; Commentary:
;; Load org-mode modules.
;;; Code:
;; -----------------------------------------
;; LaTeX Configuration
(elpaca-nil (setup tex-mode ; built-in
(:when-loaded
(defun dot/tex-mode-init () ""
(setq indent-tabs-mode t)
(setq tab-width 4)
(setq tex-indent-basic 4))
(:hook dot/tex-mode-init)
(with-eval-after-load 'project
(defun compile-latex ()
"Compile LaTeX project."
(interactive)
(let ((default-directory (dot/find-project-root)))
(dot/project-save-project-buffers)
(shell-command "make")))))))
;; -----------------------------------------
;; Org Configuration
;; Base Org.
(elpaca-nil (setup org ; built-in
(setq org-directory (expand-file-name "documents/org" (getenv "HOME")))
(setq org-default-notes-file (expand-file-name "notes.org" org-directory))
(:with-mode before-save
(:hook dot/org-set-last-modified))
(:when-loaded
(setq org-adapt-indentation nil)
(setq org-ellipsis "")
(setq org-image-actual-width nil)
(setq org-startup-folded nil)
;; Enable structured template completion
(add-to-list 'org-modules 'org-tempo t)
(add-to-list 'org-structure-template-alist
'("el" . "src emacs-lisp"))
(with-eval-after-load 'evil-commands
(defun dot/org-ret-at-point ()
"Org return key at point.
If point is on:
checkbox -- toggle it
link -- follow it
table -- go to next row
otherwise -- run the default (evil-ret) expression"
(interactive)
(let ((type (org-element-type (org-element-context))))
(pcase type
('link (if org-return-follows-link (org-open-at-point) (evil-ret)))
((guard (org-at-item-checkbox-p)) (org-toggle-checkbox))
('table-cell (org-table-next-row))
(_ (evil-ret))
))))
(defun dot/org-find-file-property (property &optional anywhere)
"Return the position of the file PROPERTY if it exists.
When ANYWHERE is non-nil, search beyond the preamble."
(save-excursion
(goto-char (point-min))
(let ((first-heading
(save-excursion
(re-search-forward org-outline-regexp-bol nil t))))
(when (re-search-forward (format "^#\\+%s:" property)
(if anywhere nil first-heading)
t)
(point)))))
(defun dot/org-set-file-property (property value)
"Set the file PROPERTY in the preamble."
(when-let ((pos (dot/org-find-file-property property)))
(save-excursion
(goto-char pos)
(if (looking-at-p " ")
(forward-char)
(insert " "))
(delete-region (point) (line-end-position))
(insert value))))
(defun dot/org-set-last-modified ()
"Update the LAST_MODIFIED file property in the preamble."
(when (derived-mode-p 'org-mode)
(dot/org-set-file-property "LAST_MODIFIED"
(format-time-string "[%Y-%m-%d %a %H:%M]")))))))
;; Org agenda.
(elpaca-nil (setup org-agenda ; built-in
(:load-after evil org)
(:when-loaded
(setq org-agenda-files `(,org-directory ,user-emacs-directory))
(setq org-agenda-span 14)
(setq org-agenda-window-setup 'current-window)
(evil-set-initial-state 'org-agenda-mode 'motion))))
;; Org capture.
(elpaca-nil (setup org-capture ; built-in
;; Org-capture in new tab, rather than split window
(:hook delete-other-windows)))
;; Org keys.
(elpaca-nil (setup org-keys ; built-in
(:when-loaded
(setq org-return-follows-link t))))
;; Org links.
(elpaca-nil (setup ol ; built-in
(:when-loaded
;; Do not open links to .org files in a split window
(add-to-list 'org-link-frame-setup '(file . find-file)))))
;; Org source code blocks.
(elpaca-nil (setup org-src ; built-in
(:when-loaded
(setq org-edit-src-content-indentation 0)
(setq org-src-fontify-natively t)
(setq org-src-preserve-indentation t)
(setq org-src-tab-acts-natively t)
(setq org-src-window-setup 'current-window))))
;; Org exporter.
(elpaca-nil (setup ox ; built-in
(:when-loaded
(setq org-export-coding-system 'utf-8-unix))))
;; Org latex exporter.
(elpaca-nil (setup ox-latex ; built-in
(:when-loaded
;; Define how minted (highlighted src code) is added to src code blocks
(setq org-latex-listings 'minted)
(setq org-latex-minted-options '(("frame" "lines") ("linenos=true")))
;; Set 'Table of Contents' layout
(setq org-latex-toc-command "\\newpage \\tableofcontents \\newpage")
;; Add minted package to every LaTeX header
(add-to-list 'org-latex-packages-alist '("" "minted"))
;; Add -shell-escape so pdflatex exports minted correctly
(setcar org-latex-pdf-process (replace-regexp-in-string
"-%latex -interaction"
"-%latex -shell-escape -interaction"
(car org-latex-pdf-process))))))
;;; Org Bullets
(elpaca-setup org-bullets
(:hook-into org-mode))
;;; Org Export Packages
;; HTML exporter.
(elpaca-setup htmlize
(:when-loaded (setq org-export-html-postamble nil)))
;;org-export-html-postamble-format ; TODO
;; GitHub flavored Markdown exporter.
(elpaca-setup ox-gfm)
;;; Org Roam
(elpaca-setup emacsql-sqlite-builtin)
(elpaca-setup org-roam
(:autoload org-roam-node-find) ;; TODO, is this enough?
(setq org-roam-v2-ack t)
(setq org-roam-database-connector 'sqlite-builtin)
(:when-loaded
(setq org-roam-db-location (expand-file-name "org-roam.db" dot-cache-dir))
(setq org-roam-directory org-directory)
;; Exclude Syncthing backup directory
(setq org-roam-file-exclude-regexp "\\.stversions")
(setq org-roam-verbose nil)
(setq org-roam-capture-templates
'(("d" "default" plain
"%?"
:target (file+head "%<%Y%m%d%H%M%S>-${slug}.org" "#+TITLE: ${title}\n#+LAST_MODIFIED:\n#+FILETAGS: %^{File tags||:structure:}\n")
:unnarrowed t)))
(defun dot/org-roam-node-insert-immediate (arg &rest args)
(interactive "P")
(let ((args (push arg args))
(org-roam-capture-templates (list (append (car org-roam-capture-templates)
'(:immediate-finish t)))))
(apply #'org-roam-node-insert args)))
(cl-defmethod org-roam-node-slug ((node org-roam-node))
"Return the slug of NODE, strip out common words."
(let* ((title (org-roam-node-title node))
(words (split-string title " "))
(common-words '("a" "an" "and" "as" "at" "by" "is" "it" "of" "the" "to"))
(title (string-join (seq-remove (lambda (element) (member element common-words)) words) "_"))
(pairs '(("c\\+\\+" . "cpp") ;; convert c++ -> cpp
("c#" . "cs") ;; convert c# -> cs
("[^[:alnum:][:digit:]]" . "_") ;; convert anything not alphanumeric
("__*" . "_") ;; remove sequential underscores
("^_" . "") ;; remove starting underscore
("_$" . "")))) ;; remove ending underscore
(cl-flet ((cl-replace (title pair)
(replace-regexp-in-string (car pair) (cdr pair) title)))
(downcase (-reduce-from #'cl-replace title pairs)))))
;; Right-align org-roam-node-tags in the completion menu without a length limit
;; Source: https://github.com/org-roam/org-roam/issues/1775#issue-971157225
(setq org-roam-node-display-template "${title} ${tags:0}")
(setq org-roam-node-annotation-function #'dot/org-roam-annotate-tag)
(defun dot/org-roam-annotate-tag (node)
(let ((tags (mapconcat 'identity (org-roam-node-tags node) " #")))
(unless (string-empty-p tags)
(concat
(propertize " " 'display `(space :align-to (- right ,(+ 2 (length tags)))))
(propertize (concat "#" tags) 'face 'bold)))))
(org-roam-setup)))
;; Enable https://www.orgroam.com/manual.html#org_002droam_002dprotocol, needed to process org-protocol:// links
(elpaca-nil (setup org-roam-protocol ; org-roam-protocol.el is part of org-roam
(:load-after org-roam)
(:when-loaded
;; Templates used when creating a new file from a bookmark
(setq org-roam-capture-ref-templates
'(("r" "ref" plain
"%?"
:target (file+head "${slug}.org" "#+TITLE: ${title}\n \n${body}")
:unnarrowed t))))))
;; The roam-ref protocol bookmarks to add:
;; javascript:location.href =
;; 'org-protocol://roam-ref?template=r'
;; + '&ref=' + encodeURIComponent(location.href)
;; + '&title=' + encodeURIComponent(document.title)
;; + '&body=' + encodeURIComponent(window.getSelection())
;; Setup org-roam-ui, runs at http://127.0.0.1:35901.
(elpaca-setup org-roam-ui
(:load-after org-roam)
(:when-loaded
(setq org-roam-ui-follow t)
(setq org-roam-ui-open-on-start t)
(setq org-roam-ui-sync-theme nil) ;; FIXME: Make this work (org-roam-ui-get-theme)
(setq org-roam-ui-update-on-save t)))
;; Easily searchable .org files via Deft.
(elpaca-setup deft
(:hook dot/hook-disable-line-numbers)
(:when-loaded
(setq deft-auto-save-interval 0)
(setq deft-default-extension "org")
(setq deft-directory org-directory)
(setq deft-file-naming-rules '((noslash . "-")
(nospace . "-")
(case-fn . downcase)))
(setq deft-new-file-format "%Y%m%d%H%M%S-deft")
(setq deft-recursive t)
;; Exclude Syncthing backup directory
(setq deft-recursive-ignore-dir-regexp (concat "\\.stversions\\|" deft-recursive-ignore-dir-regexp))
;; Remove file variable -*- .. -*- and Org Mode :PROPERTIES: lines
(setq deft-strip-summary-regexp (concat "\\(^.*-\\*-.+-\\*-$\\|^:[[:alpha:]_]+:.*$\\)\\|" deft-strip-summary-regexp))
(setq deft-use-filename-as-title nil)
(setq deft-use-filter-string-for-filename t)
(add-to-list 'deft-extensions "tex")
;; Start filtering immediately
(with-eval-after-load 'evil
(evil-set-initial-state 'deft-mode 'insert))
(defun deft-parse-title (file contents)
"Parse the given FILE and CONTENTS and determine the title."
(if (string-match "#\\+\\(TITLE\\|title\\):\s*\\(.*\\)$" contents)
(match-string 2 contents)
(deft-base-filename file)))))
;;; Org "Table of Contents"
;; Generate table of contents without exporting.
(elpaca-setup toc-org
(:hook-into org-mode))
(provide 'dot-org-mode)
;;; dot-org-mode.el ends here