mirror of
https://github.com/org-roam/org-roam
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92 lines
3.4 KiB
EmacsLisp
92 lines
3.4 KiB
EmacsLisp
;;; org-roam-reflinks.el --- The reflinks section -*- lexical-binding: t -*-
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;; Copyright © 2020 Jethro Kuan <jethrokuan95@gmail.com>
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;; Author: Jethro Kuan <jethrokuan95@gmail.com>
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;; URL: https://github.com/org-roam/org-roam
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;; Keywords: org-mode, roam, convenience
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;; Version: 2.0.0
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;; Package-Requires: ((emacs "26.1") (dash "2.13") (f "0.17.2") (s "1.12.0") (org "9.4") (emacsql "3.0.0") (emacsql-sqlite3 "1.0.2") (magit-section "2.90.1"))
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;; This file is NOT part of GNU Emacs.
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;; This program is free software; you can redistribute it and/or modify
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;; it under the terms of the GNU General Public License as published by
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;; the Free Software Foundation; either version 3, or (at your option)
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;; any later version.
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;;
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;; This program is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU General Public License for more details.
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;;
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;; You should have received a copy of the GNU General Public License
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;; along with GNU Emacs; see the file COPYING. If not, write to the
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;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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;; Boston, MA 02110-1301, USA.
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;;; Commentary:
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;;
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;; This library provides functionality dealing with nodes.
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;;
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;;; Code:
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;;;; Library Requires
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(require 'magit-section)
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(require 'org-roam-structs)
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(defvar org-roam-mode-sections)
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(defvar org-roam-mode-map)
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;;; Section
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;;;; Definition
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;;; Functions
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(cl-defmethod org-roam-populate ((reflink org-roam-reflink))
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"Populate REFLINK from database."
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(setf (org-roam-reflink-source-node reflink)
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(org-roam-populate (org-roam-reflink-source-node reflink)))
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reflink)
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(defun org-roam-reflinks-get (node)
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"Return the reflinks for NODE."
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(let ((refs (org-roam-db-query [:select [ref] :from refs
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:where (= node-id $s1)]
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(org-roam-node-id node)))
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links)
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(pcase-dolist (`(,ref) refs)
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(pcase-dolist (`(,source-id ,pos ,properties) (org-roam-db-query
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[:select [source pos properties]
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:from links
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:where (= dest $s1)]
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ref))
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(push (org-roam-populate
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(org-roam-reflink-create
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:source-node (org-roam-node-create :id source-id)
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:ref ref
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:point pos
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:properties properties)) links)))
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links))
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(defun org-roam-reflinks-sort (a b)
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"Default sorting function for reflinks A and B.
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Sorts by title."
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(string< (org-roam-node-title (org-roam-reflink-source-node a))
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(org-roam-node-title (org-roam-reflink-source-node b))))
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;;; Section inserter
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(cl-defun org-roam-reflinks-insert-section (&key node _file)
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"Insert reflinks section for NODE."
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(when (org-roam-node-refs node)
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(let* ((reflinks (seq-sort #'org-roam-reflinks-sort (org-roam-reflinks-get node))))
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(magit-insert-section (org-roam-reflinks)
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(magit-insert-heading "Reflinks:")
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(dolist (reflink reflinks)
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(org-roam-node-insert-section
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:source-node (org-roam-reflink-source-node reflink)
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:point (org-roam-reflink-point reflink)
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:properties (org-roam-reflink-properties reflink)))
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(insert ?\n)))))
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(provide 'org-roam-reflinks)
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;;; org-roam-reflinks.el ends here
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