config

Personal configuration.
git clone git://code.dwrz.net/config
Log | Files | Refs

consult-org.el (5811B)


      1 ;;; consult-org.el --- Consult commands for org-mode -*- lexical-binding: t -*-
      2 
      3 ;; Copyright (C) 2021-2024 Free Software Foundation, Inc.
      4 
      5 ;; This file is part of GNU Emacs.
      6 
      7 ;; This program is free software: you can redistribute it and/or modify
      8 ;; it under the terms of the GNU General Public License as published by
      9 ;; the Free Software Foundation, either version 3 of the License, or
     10 ;; (at your option) any later version.
     11 
     12 ;; This program is distributed in the hope that it will be useful,
     13 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
     14 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     15 ;; GNU General Public License for more details.
     16 
     17 ;; You should have received a copy of the GNU General Public License
     18 ;; along with this program.  If not, see <https://www.gnu.org/licenses/>.
     19 
     20 ;;; Commentary:
     21 
     22 ;; Provides a `completing-read' interface for Org mode navigation.
     23 ;; This is an extra package, to allow lazy loading of Org.
     24 
     25 ;;; Code:
     26 
     27 (require 'consult)
     28 (require 'org)
     29 
     30 (defvar consult-org--history nil)
     31 
     32 (defun consult-org--narrow ()
     33   "Narrowing configuration for `consult-org' commands."
     34   (let ((todo-kws
     35          (seq-filter
     36           (lambda (x) (<= ?a (car x) ?z))
     37           (mapcar (lambda (s)
     38                     (pcase-let ((`(,a ,b) (split-string s "(")))
     39                       (cons (downcase (string-to-char (or b a))) a)))
     40                   (apply #'append (mapcar #'cdr org-todo-keywords))))))
     41     (list :predicate
     42           (lambda (cand)
     43             (pcase-let ((`(,level ,todo ,prio . ,_)
     44                          (get-text-property 0 'consult-org--heading cand)))
     45               (cond
     46                ((<= ?1 consult--narrow ?9) (<= level (- consult--narrow ?0)))
     47                ((<= ?A consult--narrow ?Z) (eq prio consult--narrow))
     48                (t (equal todo (alist-get consult--narrow todo-kws))))))
     49           :keys
     50           (nconc (mapcar (lambda (c) (cons c (format "Level %c" c)))
     51                          (number-sequence ?1 ?9))
     52                  (mapcar (lambda (c) (cons c (format "Priority %c" c)))
     53                          (number-sequence (max ?A org-highest-priority)
     54                                           (min ?Z org-lowest-priority)))
     55                  todo-kws))))
     56 
     57 (defun consult-org--headings (prefix match scope &rest skip)
     58   "Return a list of Org heading candidates.
     59 
     60 If PREFIX is non-nil, prefix the candidates with the buffer name.
     61 MATCH, SCOPE and SKIP are as in `org-map-entries'."
     62   (let (buffer (idx 0))
     63     (apply
     64      #'org-map-entries
     65      (lambda ()
     66        ;; Reset the cache when the buffer changes, since `org-get-outline-path' uses the cache
     67        (unless (eq buffer (buffer-name))
     68          (setq buffer (buffer-name)
     69                org-outline-path-cache nil))
     70        (pcase-let* ((`(_ ,level ,todo ,prio ,_hl ,tags) (org-heading-components))
     71                     (tags (if org-use-tag-inheritance
     72                               (when-let ((tags (org-get-tags)))
     73                                 (concat ":" (string-join tags ":") ":"))
     74                             tags))
     75                     (cand (org-format-outline-path
     76                            (org-get-outline-path 'with-self 'use-cache)
     77                            most-positive-fixnum)))
     78          (when todo
     79            (put-text-property 0 (length todo) 'face (org-get-todo-face todo) todo))
     80          (when tags
     81            (put-text-property 0 (length tags) 'face 'org-tag tags))
     82          (setq cand (concat (and prefix buffer) (and prefix " ") cand (and tags " ")
     83                             tags (consult--tofu-encode idx)))
     84          (cl-incf idx)
     85          (add-text-properties 0 1
     86                               `(org-marker ,(point-marker)
     87                                 consult-org--heading (,level ,todo ,prio . ,buffer))
     88                               cand)
     89          cand))
     90      match scope skip)))
     91 
     92 (defun consult-org--annotate (cand)
     93   "Annotate CAND for `consult-org-heading'."
     94   (pcase-let ((`(,_level ,todo ,prio . ,_)
     95                (get-text-property 0 'consult-org--heading cand)))
     96     (consult--annotate-align
     97      cand
     98      (concat todo
     99              (and prio (format #(" [#%c]" 1 6 (face org-priority)) prio))))))
    100 
    101 (defun consult-org--group (cand transform)
    102   "Return title for CAND or TRANSFORM the candidate."
    103   (pcase-let ((`(,_level ,_todo ,_prio . ,buffer)
    104                (get-text-property 0 'consult-org--heading cand)))
    105     (if transform (substring cand (1+ (length buffer))) buffer)))
    106 
    107 ;;;###autoload
    108 (defun consult-org-heading (&optional match scope)
    109   "Jump to an Org heading.
    110 
    111 MATCH and SCOPE are as in `org-map-entries' and determine which
    112 entries are offered.  By default, all entries of the current
    113 buffer are offered."
    114   (interactive (unless (derived-mode-p #'org-mode)
    115                  (user-error "Must be called from an Org buffer")))
    116   (let ((prefix (not (memq scope '(nil tree region region-start-level file)))))
    117     (consult--read
    118      (consult--slow-operation "Collecting headings..."
    119        (or (consult-org--headings prefix match scope)
    120            (user-error "No headings")))
    121      :prompt "Go to heading: "
    122      :category 'org-heading
    123      :sort nil
    124      :require-match t
    125      :history '(:input consult-org--history)
    126      :narrow (consult-org--narrow)
    127      :state (consult--jump-state)
    128      :annotate #'consult-org--annotate
    129      :group (and prefix #'consult-org--group)
    130      :lookup (apply-partially #'consult--lookup-prop 'org-marker))))
    131 
    132 ;;;###autoload
    133 (defun consult-org-agenda (&optional match)
    134   "Jump to an Org agenda heading.
    135 
    136 By default, all agenda entries are offered.  MATCH is as in
    137 `org-map-entries' and can used to refine this."
    138   (interactive)
    139   (unless org-agenda-files
    140     (user-error "No agenda files"))
    141   (consult-org-heading match 'agenda))
    142 
    143 (provide 'consult-org)
    144 ;;; consult-org.el ends here