lisp/org-colview.el

   1 ;;; org-colview.el --- Column View in Org            -*- lexical-binding: t; -*-
   2
   3 ;; Copyright (C) 2004-2016 Free Software Foundation, Inc.
   4
   5 ;; Author: Carsten Dominik <carsten at orgmode dot org>
   6 ;; Keywords: outlines, hypermedia, calendar, wp
   7 ;; Homepage: http://orgmode.org
   8 ;;
   9 ;; This file is part of GNU Emacs.
  10 ;;
  11 ;; GNU Emacs is free software: you can redistribute it and/or modify
  12 ;; it under the terms of the GNU General Public License as published by
  13 ;; the Free Software Foundation, either version 3 of the License, or
  14 ;; (at your option) any later version.
  15
  16 ;; GNU Emacs is distributed in the hope that it will be useful,
  17 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
  18 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19 ;; GNU General Public License for more details.
  20
  21 ;; You should have received a copy of the GNU General Public License
  22 ;; along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.
  23 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
  24 ;;
  25 ;;; Commentary:
  26
  27 ;; This file contains the column view for Org.
  28
  29 ;;; Code:
  30
  31 (require 'cl-lib)
  32 (require 'org)
  33
  34 (declare-function org-agenda-redo "org-agenda" (&optional all))
  35 (declare-function org-agenda-do-context-action "org-agenda" ())
  36 (declare-function org-clock-sum-today "org-clock" (&optional headline-filter))
  37 (declare-function org-element-extract-element "org-element" (element))
  38 (declare-function org-element-interpret-data "org-element" (data))
  39 (declare-function org-element-map "org-element" (data types fun &optional info first-match no-recursion with-affiliated))
  40 (declare-function org-element-parse-secondary-string "org-element" (string restriction &optional parent))
  41 (declare-function org-element-property "org-element" (property element))
  42 (declare-function org-element-restriction "org-element" (element))
  43 (declare-function org-element-type "org-element" (element))
  44
  45 (defvar org-agenda-columns-add-appointments-to-effort-sum)
  46 (defvar org-agenda-columns-compute-summary-properties)
  47 (defvar org-agenda-columns-show-summaries)
  48 (defvar org-agenda-view-columns-initially)
  49 (defvar org-inlinetask-min-level)
  50
  51 \f
  52 ;;; Configuration
  53
  54 (defcustom org-columns-modify-value-for-display-function nil
  55   "Function that modifies values for display in column view.
  56 For example, it can be used to cut out a certain part from a time stamp.
  57 The function must take 2 arguments:
  58
  59 column-title    The title of the column (*not* the property name)
  60 value           The value that should be modified.
  61
  62 The function should return the value that should be displayed,
  63 or nil if the normal value should be used."
  64   :group 'org-properties
  65   :type '(choice (const nil) (function)))
  66
  67 (defcustom org-columns-summary-types nil
  68   "Alist between operators and summarize functions.
  69
  70 Each association follows the pattern (LABEL . SUMMARIZE) where
  71
  72   LABEL is a string used in #+COLUMNS definition describing the
  73   summary type.  It can contain any character but \"}\".  It is
  74   case-sensitive.
  75
  76   SUMMARIZE is a function called with two arguments.  The first
  77   argument is a non-empty list of values, as non-empty strings.
  78   The second one is a format string or nil.  It has to return
  79   a string summarizing the list of values.
  80
  81 Note that the return value can become one value for an higher
  82 order summary, so the function is expected to handle its own
  83 output.
  84
  85 Types defined in this variable take precedence over those defined
  86 in `org-columns-summary-types-default', which see."
  87   :group 'org-properties
  88   :version "25.1"
  89   :package-version '(Org . "9.0")
  90   :type '(alist :key-type (string :tag "       Label")
  91                 :value-type (function :tag "Summarize")))
  92
  93
  94 \f
  95 ;;; Column View
  96
  97 (defvar org-columns-overlays nil
  98   "Holds the list of current column overlays.")
  99
 100 (defvar org-columns--time 0.0
 101   "Number of seconds since the epoch, as a floating point number.")
 102
 103 (defvar-local org-columns-current-fmt nil
 104   "Local variable, holds the currently active column format.")
 105
 106 (defvar-local org-columns-current-fmt-compiled nil
 107   "Local variable, holds the currently active column format.
 108 This is the compiled version of the format.")
 109
 110 (defvar-local org-columns-current-maxwidths nil
 111   "Currently active maximum column widths, as a vector.")
 112
 113 (defvar org-columns-begin-marker (make-marker)
 114   "Points to the position where last a column creation command was called.")
 115
 116 (defvar org-columns-top-level-marker (make-marker)
 117   "Points to the position where current columns region starts.")
 118
 119 (defvar org-columns-map (make-sparse-keymap)
 120   "The keymap valid in column display.")
 121
 122 (defconst org-columns-summary-types-default
 123   '(("+"     . org-columns--summary-sum)
 124     ("$"     . org-columns--summary-currencies)
 125     ("X"     . org-columns--summary-checkbox)
 126     ("X/"    . org-columns--summary-checkbox-count)
 127     ("X%"    . org-columns--summary-checkbox-percent)
 128     ("max"   . org-columns--summary-max)
 129     ("mean"  . org-columns--summary-mean)
 130     ("min"   . org-columns--summary-min)
 131     (":"     . org-columns--summary-sum-times)
 132     (":max"  . org-columns--summary-max-time)
 133     (":mean" . org-columns--summary-mean-time)
 134     (":min"  . org-columns--summary-min-time)
 135     ("@max"  . org-columns--summary-max-age)
 136     ("@mean" . org-columns--summary-mean-age)
 137     ("@min"  . org-columns--summary-min-age)
 138     ("est+"  . org-columns--summary-estimate))
 139   "Map operators to summarize functions.
 140 See `org-columns-summary-types' for details.")
 141
 142 (defun org-columns-content ()
 143   "Switch to contents view while in columns view."
 144   (interactive)
 145   (org-overview)
 146   (org-content))
 147
 148 (org-defkey org-columns-map "c" 'org-columns-content)
 149 (org-defkey org-columns-map "o" 'org-overview)
 150 (org-defkey org-columns-map "e" 'org-columns-edit-value)
 151 (org-defkey org-columns-map "\C-c\C-t" 'org-columns-todo)
 152 (org-defkey org-columns-map "\C-c\C-c" 'org-columns-set-tags-or-toggle)
 153 (org-defkey org-columns-map "\C-c\C-o" 'org-columns-open-link)
 154 (org-defkey org-columns-map "v" 'org-columns-show-value)
 155 (org-defkey org-columns-map "q" 'org-columns-quit)
 156 (org-defkey org-columns-map "r" 'org-columns-redo)
 157 (org-defkey org-columns-map "g" 'org-columns-redo)
 158 (org-defkey org-columns-map [left] 'backward-char)
 159 (org-defkey org-columns-map "\M-b" 'backward-char)
 160 (org-defkey org-columns-map "a" 'org-columns-edit-allowed)
 161 (org-defkey org-columns-map "s" 'org-columns-edit-attributes)
 162 (org-defkey org-columns-map "\M-f"
 163             (lambda () (interactive) (goto-char (1+ (point)))))
 164 (org-defkey org-columns-map [right]
 165             (lambda () (interactive) (goto-char (1+ (point)))))
 166 (org-defkey org-columns-map [down]
 167             (lambda () (interactive)
 168               (let ((col (current-column)))
 169                 (beginning-of-line 2)
 170                 (while (and (org-invisible-p2) (not (eobp)))
 171                   (beginning-of-line 2))
 172                 (move-to-column col)
 173                 (if (eq major-mode 'org-agenda-mode)
 174                     (org-agenda-do-context-action)))))
 175 (org-defkey org-columns-map [up]
 176             (lambda () (interactive)
 177               (let ((col (current-column)))
 178                 (beginning-of-line 0)
 179                 (while (and (org-invisible-p2) (not (bobp)))
 180                   (beginning-of-line 0))
 181                 (move-to-column col)
 182                 (if (eq major-mode 'org-agenda-mode)
 183                     (org-agenda-do-context-action)))))
 184 (org-defkey org-columns-map [(shift right)] 'org-columns-next-allowed-value)
 185 (org-defkey org-columns-map "n" 'org-columns-next-allowed-value)
 186 (org-defkey org-columns-map [(shift left)] 'org-columns-previous-allowed-value)
 187 (org-defkey org-columns-map "p" 'org-columns-previous-allowed-value)
 188 (org-defkey org-columns-map "<" 'org-columns-narrow)
 189 (org-defkey org-columns-map ">" 'org-columns-widen)
 190 (org-defkey org-columns-map [(meta right)] 'org-columns-move-right)
 191 (org-defkey org-columns-map [(meta left)] 'org-columns-move-left)
 192 (org-defkey org-columns-map [(shift meta right)] 'org-columns-new)
 193 (org-defkey org-columns-map [(shift meta left)] 'org-columns-delete)
 194 (dotimes (i 10)
 195   (org-defkey org-columns-map (number-to-string i)
 196               `(lambda () (interactive)
 197                  (org-columns-next-allowed-value nil ,i))))
 198
 199 (easy-menu-define org-columns-menu org-columns-map "Org Column Menu"
 200   '("Column"
 201     ["Edit property" org-columns-edit-value t]
 202     ["Next allowed value" org-columns-next-allowed-value t]
 203     ["Previous allowed value" org-columns-previous-allowed-value t]
 204     ["Show full value" org-columns-show-value t]
 205     ["Edit allowed values" org-columns-edit-allowed t]
 206     "--"
 207     ["Edit column attributes" org-columns-edit-attributes t]
 208     ["Increase column width" org-columns-widen t]
 209     ["Decrease column width" org-columns-narrow t]
 210     "--"
 211     ["Move column right" org-columns-move-right t]
 212     ["Move column left" org-columns-move-left t]
 213     ["Add column" org-columns-new t]
 214     ["Delete column" org-columns-delete t]
 215     "--"
 216     ["CONTENTS" org-columns-content t]
 217     ["OVERVIEW" org-overview t]
 218     ["Refresh columns display" org-columns-redo t]
 219     "--"
 220     ["Open link" org-columns-open-link t]
 221     "--"
 222     ["Quit" org-columns-quit t]))
 223
 224 (defun org-columns--displayed-value (spec value)
 225   "Return displayed value for specification SPEC in current entry.
 226
 227 SPEC is a column format specification as stored in
 228 `org-columns-current-fmt-compiled'.  VALUE is the real value to
 229 display, as a string."
 230   (cond
 231    ((and (functionp org-columns-modify-value-for-display-function)
 232          (funcall org-columns-modify-value-for-display-function
 233                   (nth 1 spec)
 234                   value)))
 235    ((equal (car spec) "ITEM")
 236     (concat (make-string (1- (org-current-level))
 237                          (if org-hide-leading-stars ?\s ?*))
 238             "* "
 239             (org-columns-compact-links value)))
 240    (value)))
 241
 242 (defun org-columns--collect-values (&optional agenda)
 243   "Collect values for columns on the current line.
 244
 245 When optional argument AGENDA is non-nil, assume the value is
 246 meant for the agenda, i.e., caller is `org-agenda-columns'.
 247
 248 Return a list of triplets (SPEC VALUE DISPLAYED) suitable for
 249 `org-columns--display-here'.
 250
 251 This function assumes `org-columns-current-fmt-compiled' is
 252 initialized."
 253   (let ((summaries (get-text-property (point) 'org-summaries)))
 254     (mapcar
 255      (lambda (spec)
 256        (pcase spec
 257          (`(,p . ,_)
 258           (let* ((v (or (cdr (assoc spec summaries))
 259                         (org-entry-get (point) p 'selective t)
 260                         (and agenda
 261                              ;; Effort property is not defined.  Try
 262                              ;; to use appointment duration.
 263                              org-agenda-columns-add-appointments-to-effort-sum
 264                              (string= p (upcase org-effort-property))
 265                              (get-text-property (point) 'duration)
 266                              (propertize
 267                               (org-minutes-to-clocksum-string
 268                                (get-text-property (point) 'duration))
 269                               'face 'org-warning))
 270                         "")))
 271             (list spec v (org-columns--displayed-value spec v))))))
 272      org-columns-current-fmt-compiled)))
 273
 274 (defun org-columns--set-widths (cache)
 275   "Compute the maximum column widths from the format and CACHE.
 276 This function sets `org-columns-current-maxwidths' as a vector of
 277 integers greater than 0."
 278   (setq org-columns-current-maxwidths
 279         (apply #'vector
 280                (mapcar
 281                 (lambda (spec)
 282                   (pcase spec
 283                     (`(,_ ,_ ,(and width (pred wholenump)) . ,_) width)
 284                     (`(,_ ,name . ,_)
 285                      ;; No width is specified in the columns format.
 286                      ;; Compute it by checking all possible values for
 287                      ;; PROPERTY.
 288                      (let ((width (length name)))
 289                        (dolist (entry cache width)
 290                          (let ((value (nth 2 (assoc spec (cdr entry)))))
 291                            (setq width (max (length value) width))))))))
 292                 org-columns-current-fmt-compiled))))
 293
 294 (defun org-columns--new-overlay (beg end &optional string face)
 295   "Create a new column overlay and add it to the list."
 296   (let ((ov (make-overlay beg end)))
 297     (overlay-put ov 'face (or face 'secondary-selection))
 298     (org-overlay-display ov string face)
 299     (push ov org-columns-overlays)
 300     ov))
 301
 302 (defun org-columns--summarize (operator)
 303   "Return summary function associated to string OPERATOR."
 304   (if (not operator) nil
 305     (cdr (or (assoc operator org-columns-summary-types)
 306              (assoc operator org-columns-summary-types-default)
 307              (error "Unknown %S operator" operator)))))
 308
 309 (defun org-columns--overlay-text (value fmt width property original)
 310   "Return text "
 311   (format fmt
 312           (let ((v (org-columns-add-ellipses value width)))
 313             (pcase property
 314               ("PRIORITY"
 315                (propertize v 'face (org-get-priority-face original)))
 316               ("TAGS"
 317                (if (not org-tags-special-faces-re)
 318                    (propertize v 'face 'org-tag)
 319                  (replace-regexp-in-string
 320                   org-tags-special-faces-re
 321                   (lambda (m) (propertize m 'face (org-get-tag-face m)))
 322                   v nil nil 1)))
 323               ("TODO" (propertize v 'face (org-get-todo-face original)))
 324               (_ v)))))
 325
 326 (defun org-columns--display-here (columns &optional dateline)
 327   "Overlay the current line with column display.
 328 COLUMNS is an alist (SPEC VALUE DISPLAYED).  Optional argument
 329 DATELINE is non-nil when the face used should be
 330 `org-agenda-column-dateline'."
 331   (save-excursion
 332     (beginning-of-line)
 333     (let* ((level-face (and (looking-at "\\(\\**\\)\\(\\* \\)")
 334                             (org-get-level-face 2)))
 335            (ref-face (or level-face
 336                          (and (eq major-mode 'org-agenda-mode)
 337                               (org-get-at-bol 'face))
 338                          'default))
 339            (color (list :foreground (face-attribute ref-face :foreground)))
 340            (font (list :height (face-attribute 'default :height)
 341                        :family (face-attribute 'default :family)))
 342            (face (list color font 'org-column ref-face))
 343            (face1 (list color font 'org-agenda-column-dateline ref-face)))
 344       ;; Each column is an overlay on top of a character.  So there has
 345       ;; to be at least as many characters available on the line as
 346       ;; columns to display.
 347       (let ((columns (length org-columns-current-fmt-compiled))
 348             (chars (- (line-end-position) (line-beginning-position))))
 349         (when (> columns chars)
 350           (save-excursion
 351             (end-of-line)
 352             (let ((inhibit-read-only t))
 353               (insert (make-string (- columns chars) ?\s))))))
 354       ;; Display columns.  Create and install the overlay for the
 355       ;; current column on the next character.
 356       (let ((i 0)
 357             (last (1- (length columns))))
 358         (dolist (column columns)
 359           (pcase column
 360             (`(,spec ,original ,value)
 361              (let* ((property (car spec))
 362                     (width (aref org-columns-current-maxwidths i))
 363                     (fmt (format (if (= i last) "%%-%d.%ds |"
 364                                    "%%-%d.%ds | ")
 365                                  width width))
 366                     (ov (org-columns--new-overlay
 367                          (point) (1+ (point))
 368                          (org-columns--overlay-text
 369                           value fmt width property original)
 370                          (if dateline face1 face))))
 371                (overlay-put ov 'keymap org-columns-map)
 372                (overlay-put ov 'org-columns-key property)
 373                (overlay-put ov 'org-columns-value original)
 374                (overlay-put ov 'org-columns-value-modified value)
 375                (overlay-put ov 'org-columns-format fmt)
 376                (overlay-put ov 'line-prefix "")
 377                (overlay-put ov 'wrap-prefix "")
 378                (forward-char))))
 379           (cl-incf i)))
 380       ;; Make the rest of the line disappear.
 381       (let ((ov (org-columns--new-overlay (point) (line-end-position))))
 382         (overlay-put ov 'invisible t)
 383         (overlay-put ov 'keymap org-columns-map)
 384         (overlay-put ov 'line-prefix "")
 385         (overlay-put ov 'wrap-prefix ""))
 386       (let ((ov (make-overlay (1- (line-end-position))
 387                               (line-beginning-position 2))))
 388         (overlay-put ov 'keymap org-columns-map)
 389         (push ov org-columns-overlays))
 390       (org-with-silent-modifications
 391        (let ((inhibit-read-only t))
 392          (put-text-property
 393           (line-end-position 0)
 394           (line-beginning-position 2)
 395           'read-only
 396           (substitute-command-keys
 397            "Type \\<org-columns-map>\\[org-columns-edit-value] \
 398 to edit property")))))))
 399
 400 (defun org-columns-add-ellipses (string width)
 401   "Truncate STRING with WIDTH characters, with ellipses."
 402   (cond
 403    ((<= (length string) width) string)
 404    ((<= width (length org-columns-ellipses))
 405     (substring org-columns-ellipses 0 width))
 406    (t (concat (substring string 0 (- width (length org-columns-ellipses)))
 407               org-columns-ellipses))))
 408
 409 (defvar org-columns-full-header-line-format nil
 410   "The full header line format, will be shifted by horizontal scrolling." )
 411 (defvar org-previous-header-line-format nil
 412   "The header line format before column view was turned on.")
 413 (defvar org-columns-inhibit-recalculation nil
 414   "Inhibit recomputing of columns on column view startup.")
 415 (defvar org-columns-flyspell-was-active nil
 416   "Remember the state of `flyspell-mode' before column view.
 417 Flyspell-mode can cause problems in columns view, so it is turned off
 418 for the duration of the command.")
 419
 420 (defvar header-line-format)
 421 (defvar org-columns-previous-hscroll 0)
 422
 423 (defun org-columns--display-here-title ()
 424   "Overlay the newline before the current line with the table title."
 425   (interactive)
 426   (let ((title "")
 427         (i 0))
 428     (dolist (column org-columns-current-fmt-compiled)
 429       (pcase column
 430         (`(,property ,name . ,_)
 431          (let* ((width (aref org-columns-current-maxwidths i))
 432                 (fmt (format "%%-%d.%ds | " width width)))
 433            (setq title (concat title (format fmt (or name property)))))))
 434       (cl-incf i))
 435     (setq-local org-previous-header-line-format header-line-format)
 436     (setq org-columns-full-header-line-format
 437           (concat
 438            (org-add-props " " nil 'display '(space :align-to 0))
 439            (org-add-props (substring title 0 -1) nil 'face 'org-column-title)))
 440     (setq org-columns-previous-hscroll -1)
 441     (add-hook 'post-command-hook 'org-columns-hscroll-title nil 'local)))
 442
 443 (defun org-columns-hscroll-title ()
 444   "Set the `header-line-format' so that it scrolls along with the table."
 445   (sit-for .0001) ; need to force a redisplay to update window-hscroll
 446   (when (not (= (window-hscroll) org-columns-previous-hscroll))
 447     (setq header-line-format
 448           (concat (substring org-columns-full-header-line-format 0 1)
 449                   (substring org-columns-full-header-line-format
 450                              (1+ (window-hscroll))))
 451           org-columns-previous-hscroll (window-hscroll))
 452     (force-mode-line-update)))
 453
 454 (defvar org-colview-initial-truncate-line-value nil
 455   "Remember the value of `truncate-lines' across colview.")
 456
 457 ;;;###autoload
 458 (defun org-columns-remove-overlays ()
 459   "Remove all currently active column overlays."
 460   (interactive)
 461   (when (marker-buffer org-columns-begin-marker)
 462     (with-current-buffer (marker-buffer org-columns-begin-marker)
 463       (when (local-variable-p 'org-previous-header-line-format)
 464         (setq header-line-format org-previous-header-line-format)
 465         (kill-local-variable 'org-previous-header-line-format)
 466         (remove-hook 'post-command-hook 'org-columns-hscroll-title 'local))
 467       (move-marker org-columns-begin-marker nil)
 468       (move-marker org-columns-top-level-marker nil)
 469       (org-with-silent-modifications
 470        (mapc 'delete-overlay org-columns-overlays)
 471        (setq org-columns-overlays nil)
 472        (let ((inhibit-read-only t))
 473          (remove-text-properties (point-min) (point-max) '(read-only t))))
 474       (when org-columns-flyspell-was-active
 475         (flyspell-mode 1))
 476       (when (local-variable-p 'org-colview-initial-truncate-line-value)
 477         (setq truncate-lines org-colview-initial-truncate-line-value)))))
 478
 479 (defun org-columns-compact-links (s)
 480   "Replace [[link][desc]] with [desc] or [link]."
 481   (while (string-match org-bracket-link-regexp s)
 482     (setq s (replace-match
 483              (concat "[" (match-string (if (match-end 3) 3 1) s) "]")
 484              t t s)))
 485   s)
 486
 487 (defun org-columns-show-value ()
 488   "Show the full value of the property."
 489   (interactive)
 490   (let ((value (get-char-property (point) 'org-columns-value)))
 491     (message "Value is: %s" (or value ""))))
 492
 493 (defvar org-agenda-columns-active) ;; defined in org-agenda.el
 494
 495 (defun org-columns-quit ()
 496   "Remove the column overlays and in this way exit column editing."
 497   (interactive)
 498   (org-with-silent-modifications
 499    (org-columns-remove-overlays)
 500    (let ((inhibit-read-only t))
 501      (remove-text-properties (point-min) (point-max) '(read-only t))))
 502   (if (not (eq major-mode 'org-agenda-mode))
 503       (setq org-columns-current-fmt nil)
 504     (setq org-agenda-columns-active nil)
 505     (message
 506      "Modification not yet reflected in Agenda buffer, use `r' to refresh")))
 507
 508 (defun org-columns-check-computed ()
 509   "Throw an error if current column value is computed."
 510   (let ((spec (nth (current-column) org-columns-current-fmt-compiled)))
 511     (and
 512      (nth 3 spec)
 513      (assoc spec (get-text-property (line-beginning-position) 'org-summaries))
 514      (error "This value is computed from the entry's children"))))
 515
 516 (defun org-columns-todo (&optional _arg)
 517   "Change the TODO state during column view."
 518   (interactive "P")
 519   (org-columns-edit-value "TODO"))
 520
 521 (defun org-columns-set-tags-or-toggle (&optional _arg)
 522   "Toggle checkbox at point, or set tags for current headline."
 523   (interactive "P")
 524   (if (string-match "\\`\\[[ xX-]\\]\\'"
 525                     (get-char-property (point) 'org-columns-value))
 526       (org-columns-next-allowed-value)
 527     (org-columns-edit-value "TAGS")))
 528
 529 (defvar org-agenda-overriding-columns-format nil
 530   "When set, overrides any other format definition for the agenda.
 531 Don't set this, this is meant for dynamic scoping.")
 532
 533 (defun org-columns-edit-value (&optional key)
 534   "Edit the value of the property at point in column view.
 535 Where possible, use the standard interface for changing this line."
 536   (interactive)
 537   (org-columns-check-computed)
 538   (let* ((col (current-column))
 539          (bol (line-beginning-position))
 540          (eol (line-end-position))
 541          (pom (or (get-text-property bol 'org-hd-marker) (point)))
 542          (key (or key (get-char-property (point) 'org-columns-key)))
 543          (org-columns--time (float-time (current-time)))
 544          (action
 545           (pcase key
 546             ("CLOCKSUM"
 547              (error "This special column cannot be edited"))
 548             ("ITEM"
 549              (lambda () (org-with-point-at pom (org-edit-headline))))
 550             ("TODO"
 551              (lambda ()
 552                (org-with-point-at pom (call-interactively #'org-todo))))
 553             ("PRIORITY"
 554              (lambda ()
 555                (org-with-point-at pom
 556                  (call-interactively #'org-priority))))
 557             ("TAGS"
 558              (lambda ()
 559                (org-with-point-at pom
 560                  (let ((org-fast-tag-selection-single-key
 561                         (if (eq org-fast-tag-selection-single-key 'expert)
 562                             t
 563                           org-fast-tag-selection-single-key)))
 564                    (call-interactively #'org-set-tags)))))
 565             ("DEADLINE"
 566              (lambda ()
 567                (org-with-point-at pom (call-interactively #'org-deadline))))
 568             ("SCHEDULED"
 569              (lambda ()
 570                (org-with-point-at pom (call-interactively #'org-schedule))))
 571             ("BEAMER_ENV"
 572              (lambda ()
 573                (org-with-point-at pom
 574                  (call-interactively #'org-beamer-select-environment))))
 575             (_
 576              (let* ((allowed (org-property-get-allowed-values pom key 'table))
 577                     (value (get-char-property (point) 'org-columns-value))
 578                     (nval (org-trim
 579                            (if (null allowed) (read-string "Edit: " value)
 580                              (completing-read
 581                               "Value: " allowed nil
 582                               (not (get-text-property
 583                                     0 'org-unrestricted (caar allowed))))))))
 584                (and (not (equal nval value))
 585                     (lambda () (org-entry-put pom key nval))))))))
 586     (cond
 587      ((null action))
 588      ((eq major-mode 'org-agenda-mode)
 589       (org-columns--call action)
 590       ;; The following let preserves the current format, and makes
 591       ;; sure that in only a single file things need to be updated.
 592       (let* ((org-agenda-overriding-columns-format org-columns-current-fmt)
 593              (buffer (marker-buffer pom))
 594              (org-agenda-contributing-files
 595               (list (with-current-buffer buffer
 596                       (buffer-file-name (buffer-base-buffer))))))
 597         (org-agenda-columns)))
 598      (t
 599       (let ((inhibit-read-only t))
 600         (org-with-silent-modifications
 601          (remove-text-properties (max (point-min) (1- bol)) eol '(read-only t)))
 602         (org-columns--call action))
 603       ;; Some properties can modify headline (e.g., "TODO"), and
 604       ;; possible shuffle overlays.  Make sure they are still all at
 605       ;; the right place on the current line.
 606       (let ((org-columns-inhibit-recalculation)) (org-columns-redo))
 607       (org-columns-update key)
 608       (org-move-to-column col)))))
 609
 610 (defun org-columns-edit-allowed ()
 611   "Edit the list of allowed values for the current property."
 612   (interactive)
 613   (let* ((pom (or (org-get-at-bol 'org-marker)
 614                   (org-get-at-bol 'org-hd-marker)
 615                   (point)))
 616          (key (get-char-property (point) 'org-columns-key))
 617          (key1 (concat key "_ALL"))
 618          (allowed (org-entry-get pom key1 t))
 619          nval)
 620     ;; FIXME: Cover editing TODO, TAGS etc in-buffer settings.????
 621     ;; FIXME: Write back to #+PROPERTY setting if that is needed.
 622     (setq nval (read-string "Allowed: " allowed))
 623     (org-entry-put
 624      (cond ((marker-position org-entry-property-inherited-from)
 625             org-entry-property-inherited-from)
 626            ((marker-position org-columns-top-level-marker)
 627             org-columns-top-level-marker)
 628            (t pom))
 629      key1 nval)))
 630
 631 (defun org-columns--call (fun)
 632   "Call function FUN while preserving heading visibility.
 633 FUN is a function called with no argument."
 634   (let ((hide-body (and (/= (line-end-position) (point-max))
 635                         (save-excursion
 636                           (move-beginning-of-line 2)
 637                           (org-at-heading-p t)))))
 638     (unwind-protect (funcall fun)
 639       (when hide-body (outline-hide-entry)))))
 640
 641 (defun org-columns-previous-allowed-value ()
 642   "Switch to the previous allowed value for this column."
 643   (interactive)
 644   (org-columns-next-allowed-value t))
 645
 646 (defun org-columns-next-allowed-value (&optional previous nth)
 647   "Switch to the next allowed value for this column.
 648 When PREVIOUS is set, go to the previous value.  When NTH is
 649 an integer, select that value."
 650   (interactive)
 651   (org-columns-check-computed)
 652   (let* ((column (current-column))
 653          (key (get-char-property (point) 'org-columns-key))
 654          (value (get-char-property (point) 'org-columns-value))
 655          (pom (or (get-text-property (line-beginning-position) 'org-hd-marker)
 656                   (point)))
 657          (allowed
 658           (let ((all
 659                  (or (org-property-get-allowed-values pom key)
 660                      (pcase (nth column org-columns-current-fmt-compiled)
 661                        (`(,_ ,_ ,_ ,(or "X" "X/" "X%") ,_) '("[ ]" "[X]")))
 662                      (org-colview-construct-allowed-dates value))))
 663             (if previous (reverse all) all))))
 664     (when (equal key "ITEM") (error "Cannot edit item headline from here"))
 665     (unless (or allowed (member key '("SCHEDULED" "DEADLINE" "CLOCKSUM")))
 666       (error "Allowed values for this property have not been defined"))
 667     (let* ((l (length allowed))
 668            (new
 669             (cond
 670              ((member key '("SCHEDULED" "DEADLINE" "CLOCKSUM"))
 671               (if previous 'earlier 'later))
 672              ((integerp nth)
 673               (when (> (abs nth) l)
 674                 (user-error "Only %d allowed values for property `%s'" l key))
 675               (nth (mod (1- nth) l) allowed))
 676              ((member value allowed)
 677               (when (= l 1) (error "Only one allowed value for this property"))
 678               (or (nth 1 (member value allowed)) (car allowed)))
 679              (t (car allowed))))
 680            (action (lambda () (org-entry-put pom key new))))
 681       (cond
 682        ((eq major-mode 'org-agenda-mode)
 683         (org-columns--call action)
 684         ;; The following let preserves the current format, and makes
 685         ;; sure that in only a single file things need to be updated.
 686         (let* ((org-agenda-overriding-columns-format org-columns-current-fmt)
 687                (buffer (marker-buffer pom))
 688                (org-agenda-contributing-files
 689                 (list (with-current-buffer buffer
 690                         (buffer-file-name (buffer-base-buffer))))))
 691           (org-agenda-columns)))
 692        (t
 693         (let ((inhibit-read-only t))
 694           (remove-text-properties (line-end-position 0) (line-end-position)
 695                                   '(read-only t))
 696           (org-columns--call action))
 697         ;; Some properties can modify headline (e.g., "TODO"), and
 698         ;; possible shuffle overlays.  Make sure they are still all at
 699         ;; the right place on the current line.
 700         (let ((org-columns-inhibit-recalculation)) (org-columns-redo))
 701         (org-columns-update key)
 702         (org-move-to-column column))))))
 703
 704 (defun org-colview-construct-allowed-dates (s)
 705   "Construct a list of three dates around the date in S.
 706 This respects the format of the time stamp in S, active or non-active,
 707 and also including time or not.  S must be just a time stamp, no text
 708 around it."
 709   (when (and s (string-match (concat "^" org-ts-regexp3 "$") s))
 710     (let* ((time (org-parse-time-string s 'nodefaults))
 711            (active (equal (string-to-char s) ?<))
 712            (fmt (funcall (if (nth 1 time) 'cdr 'car) org-time-stamp-formats))
 713            time-before time-after)
 714       (unless active (setq fmt (concat "[" (substring fmt 1 -1) "]")))
 715       (setf (car time) (or (car time) 0))
 716       (setf (nth 1 time) (or (nth 1 time) 0))
 717       (setf (nth 2 time) (or (nth 2 time) 0))
 718       (setq time-before (copy-sequence time))
 719       (setq time-after (copy-sequence time))
 720       (setf (nth 3 time-before) (1- (nth 3 time)))
 721       (setf (nth 3 time-after) (1+ (nth 3 time)))
 722       (mapcar (lambda (x) (format-time-string fmt (apply 'encode-time x)))
 723               (list time-before time time-after)))))
 724
 725 (defun org-columns-open-link (&optional arg)
 726   (interactive "P")
 727   (let ((value (get-char-property (point) 'org-columns-value)))
 728     (org-open-link-from-string value arg)))
 729
 730 ;;;###autoload
 731 (defun org-columns-get-format-and-top-level ()
 732   (let ((fmt (org-columns-get-format)))
 733     (org-columns-goto-top-level)
 734     fmt))
 735
 736 (defun org-columns-get-format (&optional fmt-string)
 737   "Return columns format specifications.
 738 When optional argument FMT-STRING is non-nil, use it as the
 739 current specifications.  This function also sets
 740 `org-columns-current-fmt-compiled' and
 741 `org-columns-current-fmt'."
 742   (interactive)
 743   (let ((format
 744          (or fmt-string
 745              (org-entry-get nil "COLUMNS" t)
 746              (org-with-wide-buffer
 747               (goto-char (point-min))
 748               (catch :found
 749                 (let ((case-fold-search t))
 750                   (while (re-search-forward "^[ \t]*#\\+COLUMNS: .+$" nil t)
 751                     (let ((element (org-element-at-point)))
 752                       (when (eq (org-element-type element) 'keyword)
 753                         (throw :found (org-element-property :value element)))))
 754                   nil)))
 755              org-columns-default-format)))
 756     (setq org-columns-current-fmt format)
 757     (org-columns-compile-format format)
 758     format))
 759
 760 (defun org-columns-goto-top-level ()
 761   "Move to the beginning of the column view area.
 762 Also sets `org-columns-top-level-marker' to the new position."
 763   (goto-char
 764    (move-marker
 765     org-columns-top-level-marker
 766     (cond ((org-before-first-heading-p) (point-min))
 767           ((org-entry-get nil "COLUMNS" t) org-entry-property-inherited-from)
 768           (t (org-back-to-heading) (point))))))
 769
 770 ;;;###autoload
 771 (defun org-columns (&optional global columns-fmt-string)
 772   "Turn on column view on an Org mode file.
 773
 774 Column view applies to the whole buffer if point is before the
 775 first headline.  Otherwise, it applies to the first ancestor
 776 setting \"COLUMNS\" property.  If there is none, it defaults to
 777 the current headline.  With a \\[universal-argument] prefix \
 778 argument, turn on column
 779 view for the whole buffer unconditionally.
 780
 781 When COLUMNS-FMT-STRING is non-nil, use it as the column format."
 782   (interactive "P")
 783   (org-columns-remove-overlays)
 784   (move-marker org-columns-begin-marker (point))
 785   (org-columns-goto-top-level)
 786   ;; Initialize `org-columns-current-fmt' and
 787   ;; `org-columns-current-fmt-compiled'.
 788   (let ((org-columns--time (float-time (current-time))))
 789     (org-columns-get-format columns-fmt-string)
 790     (unless org-columns-inhibit-recalculation (org-columns-compute-all))
 791     (save-excursion
 792       (save-restriction
 793         (when (and (not global) (org-at-heading-p))
 794           (narrow-to-region (point) (org-end-of-subtree t t)))
 795         (when (assoc "CLOCKSUM" org-columns-current-fmt-compiled)
 796           (org-clock-sum))
 797         (when (assoc "CLOCKSUM_T" org-columns-current-fmt-compiled)
 798           (org-clock-sum-today))
 799         (let ((cache
 800                ;; Collect contents of columns ahead of time so as to
 801                ;; compute their maximum width.
 802                (org-map-entries
 803                 (lambda () (cons (point) (org-columns--collect-values)))
 804                 nil nil (and org-columns-skip-archived-trees 'archive))))
 805           (when cache
 806             (org-columns--set-widths cache)
 807             (org-columns--display-here-title)
 808             (when (setq-local org-columns-flyspell-was-active
 809                               (bound-and-true-p flyspell-mode))
 810               (flyspell-mode 0))
 811             (unless (local-variable-p 'org-colview-initial-truncate-line-value)
 812               (setq-local org-colview-initial-truncate-line-value
 813                           truncate-lines))
 814             (setq truncate-lines t)
 815             (dolist (entry cache)
 816               (goto-char (car entry))
 817               (org-columns--display-here (cdr entry)))))))))
 818
 819 (defun org-columns-new (&optional spec &rest attributes)
 820   "Insert a new column, to the left of the current column.
 821 Interactively fill attributes for new column.  When column format
 822 specification SPEC is provided, edit it instead.
 823
 824 When optional argument attributes can be a list of columns
 825 specifications attributes to create the new column
 826 non-interactively.  See `org-columns-compile-format' for
 827 details."
 828   (interactive)
 829   (let ((new (or attributes
 830                  (let ((prop
 831                         (completing-read
 832                          "Property: "
 833                          (mapcar #'list (org-buffer-property-keys t nil t))
 834                          nil nil (nth 0 spec))))
 835                    (list prop
 836                          (read-string (format "Column title [%s]: " prop)
 837                                       (nth 1 spec))
 838                          ;; Use `read-string' instead of `read-number'
 839                          ;; to allow empty width.
 840                          (let ((w (read-string
 841                                    "Column width: "
 842                                    (and (nth 2 spec)
 843                                         (number-to-string (nth 2 spec))))))
 844                            (and (org-string-nw-p w) (string-to-number w)))
 845                          (org-string-nw-p
 846                           (completing-read
 847                            "Summary: "
 848                            (delete-dups
 849                             (cons '("") ;Allow empty operator.
 850                                   (mapcar (lambda (x) (list (car x)))
 851                                           (append
 852                                            org-columns-summary-types
 853                                            org-columns-summary-types-default))))
 854                            nil t (nth 3 spec)))
 855                          (org-string-nw-p
 856                           (read-string "Format: " (nth 4 spec))))))))
 857     (if spec
 858         (progn (setcar spec (car new))
 859                (setcdr spec (cdr new)))
 860       (push new (nthcdr (current-column) org-columns-current-fmt-compiled)))
 861     (org-columns-store-format)
 862     (org-columns-redo)))
 863
 864 (defun org-columns-delete ()
 865   "Delete the column at point from columns view."
 866   (interactive)
 867   (let ((spec (nth (current-column) org-columns-current-fmt-compiled)))
 868     (when (y-or-n-p (format "Are you sure you want to remove column %S? "
 869                             (nth 1 spec)))
 870       (setq org-columns-current-fmt-compiled
 871             (delq spec org-columns-current-fmt-compiled))
 872       (org-columns-store-format)
 873       ;; This may leave a now wrong value in a node property.  However
 874       ;; updating it may prove counter-intuitive.  See comments in
 875       ;; `org-columns-move-right' for details.
 876       (let ((org-columns-inhibit-recalculation t)) (org-columns-redo))
 877       (when (>= (current-column) (length org-columns-current-fmt-compiled))
 878         (backward-char)))))
 879
 880 (defun org-columns-edit-attributes ()
 881   "Edit the attributes of the current column."
 882   (interactive)
 883   (org-columns-new (nth (current-column) org-columns-current-fmt-compiled)))
 884
 885 (defun org-columns-widen (arg)
 886   "Make the column wider by ARG characters."
 887   (interactive "p")
 888   (let* ((n (current-column))
 889          (entry (nth n org-columns-current-fmt-compiled))
 890          (width (aref org-columns-current-maxwidths n)))
 891     (setq width (max 1 (+ width arg)))
 892     (setcar (nthcdr 2 entry) width)
 893     (org-columns-store-format)
 894     (let ((org-columns-inhibit-recalculation t)) (org-columns-redo))))
 895
 896 (defun org-columns-narrow (arg)
 897   "Make the column narrower by ARG characters."
 898   (interactive "p")
 899   (org-columns-widen (- arg)))
 900
 901 (defun org-columns-move-right ()
 902   "Swap this column with the one to the right."
 903   (interactive)
 904   (let* ((n (current-column))
 905          (cell (nthcdr n org-columns-current-fmt-compiled))
 906          e)
 907     (when (>= n (1- (length org-columns-current-fmt-compiled)))
 908       (error "Cannot shift this column further to the right"))
 909     (setq e (car cell))
 910     (setcar cell (car (cdr cell)))
 911     (setcdr cell (cons e (cdr (cdr cell))))
 912     (org-columns-store-format)
 913     ;; Do not compute again properties, since we're just moving
 914     ;; columns around.  It can put a property value a bit off when
 915     ;; switching between an non-computed and a computed value for the
 916     ;; same property, e.g. from "%A %A{+}" to "%A{+} %A".
 917     ;;
 918     ;; In this case, the value needs to be updated since the first
 919     ;; column related to a property determines how its value is
 920     ;; computed.  However, (correctly) updating the value could be
 921     ;; surprising, so we leave it as-is nonetheless.
 922     (let ((org-columns-inhibit-recalculation t)) (org-columns-redo))
 923     (forward-char 1)))
 924
 925 (defun org-columns-move-left ()
 926   "Swap this column with the one to the left."
 927   (interactive)
 928   (let* ((n (current-column)))
 929     (when (= n 0)
 930       (error "Cannot shift this column further to the left"))
 931     (backward-char 1)
 932     (org-columns-move-right)
 933     (backward-char 1)))
 934
 935 (defun org-columns-store-format ()
 936   "Store the text version of the current columns format.
 937 The format is stored either in the COLUMNS property of the node
 938 starting the current column display, or in a #+COLUMNS line of
 939 the current buffer."
 940   (let ((fmt (org-columns-uncompile-format org-columns-current-fmt-compiled)))
 941     (setq-local org-columns-current-fmt fmt)
 942     (when (marker-position org-columns-top-level-marker)
 943       (org-with-wide-buffer
 944        (goto-char org-columns-top-level-marker)
 945        (if (and (org-at-heading-p) (org-entry-get nil "COLUMNS"))
 946            (org-entry-put nil "COLUMNS" fmt)
 947          (goto-char (point-min))
 948          (let ((case-fold-search t))
 949            ;; Try to replace the first COLUMNS keyword available.
 950            (catch :found
 951              (while (re-search-forward "^[ \t]*#\\+COLUMNS:\\(.*\\)" nil t)
 952                (let ((element (save-match-data (org-element-at-point))))
 953                  (when (and (eq (org-element-type element) 'keyword)
 954                             (equal (org-element-property :key element)
 955                                    "COLUMNS"))
 956                    (replace-match (concat " " fmt) t t nil 1)
 957                    (throw :found nil))))
 958              ;; No COLUMNS keyword in the buffer.  Insert one at the
 959              ;; beginning, right before the first heading, if any.
 960              (goto-char (point-min))
 961              (unless (org-at-heading-p t) (outline-next-heading))
 962              (let ((inhibit-read-only t))
 963                (insert-before-markers "#+COLUMNS: " fmt "\n"))))
 964          (setq-local org-columns-default-format fmt))))))
 965
 966 (defun org-columns-update (property)
 967   "Recompute PROPERTY, and update the columns display for it."
 968   (org-columns-compute property)
 969   (org-with-wide-buffer
 970    (let ((p (upcase property)))
 971      (dolist (ov org-columns-overlays)
 972        (let ((key (overlay-get ov 'org-columns-key)))
 973          (when (and key (equal key p) (overlay-start ov))
 974            (goto-char (overlay-start ov))
 975            (let* ((spec (nth (current-column) org-columns-current-fmt-compiled))
 976                   (value
 977                    (or (cdr (assoc spec
 978                                    (get-text-property (line-beginning-position)
 979                                                       'org-summaries)))
 980                        (org-entry-get (point) key))))
 981              (when value
 982                (let ((displayed (org-columns--displayed-value spec value))
 983                      (format (overlay-get ov 'org-columns-format))
 984                      (width
 985                       (aref org-columns-current-maxwidths (current-column))))
 986                  (overlay-put ov 'org-columns-value value)
 987                  (overlay-put ov 'org-columns-value-modified displayed)
 988                  (overlay-put ov
 989                               'display
 990                               (org-columns--overlay-text
 991                                displayed format width property value)))))))))))
 992
 993 (defun org-columns-redo ()
 994   "Construct the column display again."
 995   (interactive)
 996   (message "Recomputing columns...")
 997   (org-with-wide-buffer
 998    (when (marker-position org-columns-begin-marker)
 999      (goto-char org-columns-begin-marker))
1000    (org-columns-remove-overlays)
1001    (if (derived-mode-p 'org-mode)
1002        ;; Since we already know the columns format, provide it instead
1003        ;; of computing again.
1004        (call-interactively #'org-columns org-columns-current-fmt)
1005      (org-agenda-redo)
1006      (call-interactively #'org-agenda-columns)))
1007   (message "Recomputing columns...done"))
1008
1009 (defun org-columns-uncompile-format (compiled)
1010   "Turn the compiled columns format back into a string representation.
1011 COMPILED is an alist, as returned by
1012 `org-columns-compile-format', which see."
1013   (mapconcat
1014    (lambda (spec)
1015      (pcase spec
1016        (`(,prop ,title ,width ,op ,printf)
1017         (concat "%"
1018                 (and width (number-to-string width))
1019                 prop
1020                 (and title (not (equal prop title)) (format "(%s)" title))
1021                 (cond ((not op) nil)
1022                       (printf (format "{%s;%s}" op printf))
1023                       (t (format "{%s}" op)))))))
1024    compiled " "))
1025
1026 (defun org-columns-compile-format (fmt)
1027   "Turn a column format string FMT into an alist of specifications.
1028
1029 The alist has one entry for each column in the format.  The elements of
1030 that list are:
1031 property    the property name, as an upper-case string
1032 title       the title field for the columns, as a string
1033 width       the column width in characters, can be nil for automatic width
1034 operator    the summary operator, as a string, or nil
1035 printf      a printf format for computed values, as a string, or nil
1036
1037 This function updates `org-columns-current-fmt-compiled'."
1038   (setq org-columns-current-fmt-compiled nil)
1039   (let ((start 0))
1040     (while (string-match
1041             "%\\([0-9]+\\)?\\([[:alnum:]_-]+\\)\\(?:(\\([^)]+\\))\\)?\
1042 \\(?:{\\([^}]+\\)}\\)?\\s-*"
1043             fmt start)
1044       (setq start (match-end 0))
1045       (let* ((width (and (match-end 1) (string-to-number (match-string 1 fmt))))
1046              (prop (match-string-no-properties 2 fmt))
1047              (title (or (match-string-no-properties 3 fmt) prop))
1048              (operator (match-string-no-properties 4 fmt)))
1049         (push (if (not operator) (list (upcase prop) title width nil nil)
1050                 (let (printf)
1051                   (when (string-match ";" operator)
1052                     (setq printf (substring operator (match-end 0)))
1053                     (setq operator (substring operator 0 (match-beginning 0))))
1054                   (list (upcase prop) title width operator printf)))
1055               org-columns-current-fmt-compiled)))
1056     (setq org-columns-current-fmt-compiled
1057           (nreverse org-columns-current-fmt-compiled))))
1058
1059 \f
1060 ;;;; Column View Summary
1061
1062 (defconst org-columns--duration-re
1063   (concat "[0-9.]+ *" (regexp-opt (mapcar #'car org-effort-durations)))
1064   "Regexp matching a duration.")
1065
1066 (defun org-columns--time-to-seconds (s)
1067   "Turn time string S into a number of seconds.
1068 A time is expressed as HH:MM, HH:MM:SS, or with units defined in
1069 `org-effort-durations'.  Plain numbers are considered as hours."
1070   (cond
1071    ((string-match "\\([0-9]+\\):\\([0-9]+\\)\\(?::\\([0-9]+\\)\\)?" s)
1072     (+ (* 3600 (string-to-number (match-string 1 s)))
1073        (* 60 (string-to-number (match-string 2 s)))
1074        (if (match-end 3) (string-to-number (match-string 3 s)) 0)))
1075    ((string-match-p org-columns--duration-re s)
1076     (* 60 (org-duration-string-to-minutes s)))
1077    (t (* 3600 (string-to-number s)))))
1078
1079 (defun org-columns--age-to-seconds (s)
1080   "Turn age string S into a number of seconds.
1081 An age is either computed from a given time-stamp, or indicated
1082 as days/hours/minutes/seconds."
1083   (cond
1084    ((string-match-p org-ts-regexp s)
1085     (floor
1086      (- org-columns--time
1087         (float-time (apply #'encode-time (org-parse-time-string s))))))
1088    ;; Match own output for computations in upper levels.
1089    ((string-match "\\([0-9]+\\)d \\([0-9]+\\)h \\([0-9]+\\)m \\([0-9]+\\)s" s)
1090     (+ (* 86400 (string-to-number (match-string 1 s)))
1091        (* 3600 (string-to-number (match-string 2 s)))
1092        (* 60 (string-to-number (match-string 3 s)))
1093        (string-to-number (match-string 4 s))))
1094    (t (user-error "Invalid age: %S" s))))
1095
1096 (defun org-columns--summary-apply-times (fun times)
1097   "Apply FUN to time values TIMES.
1098 If TIMES contains any time value expressed as a duration, return
1099 the result as a duration.  If it contains any H:M:S, use that
1100 format instead.  Otherwise, use H:M format."
1101   (let* ((hms-flag nil)
1102          (duration-flag nil)
1103          (seconds
1104           (apply fun
1105                  (mapcar
1106                   (lambda (time)
1107                     (cond
1108                      (duration-flag)
1109                      ((string-match-p org-columns--duration-re time)
1110                       (setq duration-flag t))
1111                      (hms-flag)
1112                      ((string-match-p "\\`[0-9]+:[0-9]+:[0-9]+\\'" time)
1113                       (setq hms-flag t)))
1114                     (org-columns--time-to-seconds time))
1115                   times))))
1116     (cond (duration-flag (org-minutes-to-clocksum-string (/ seconds 60.0)))
1117           (hms-flag (format-seconds "%h:%.2m:%.2s" seconds))
1118           (t (format-seconds "%h:%.2m" seconds)))))
1119
1120 (defun org-columns--compute-spec (spec &optional update)
1121   "Update tree according to SPEC.
1122 SPEC is a column format specification.  When optional argument
1123 UPDATE is non-nil, summarized values can replace existing ones in
1124 properties drawers."
1125   (let* ((lmax (if (bound-and-true-p org-inlinetask-min-level)
1126                    org-inlinetask-min-level
1127                  29))                   ;Hard-code deepest level.
1128          (lvals (make-vector (1+ lmax) nil))
1129          (level 0)
1130          (inminlevel lmax)
1131          (last-level lmax)
1132          (property (car spec))
1133          (printf (nth 4 spec))
1134          (summarize (org-columns--summarize (nth 3 spec))))
1135     (org-with-wide-buffer
1136      ;; Find the region to compute.
1137      (goto-char org-columns-top-level-marker)
1138      (goto-char (condition-case nil (org-end-of-subtree t) (error (point-max))))
1139      ;; Walk the tree from the back and do the computations.
1140      (while (re-search-backward
1141              org-outline-regexp-bol org-columns-top-level-marker t)
1142        (unless (or (= level 0) (eq level inminlevel))
1143          (setq last-level level))
1144        (setq level (org-reduced-level (org-outline-level)))
1145        (let* ((pos (match-beginning 0))
1146               (value (org-entry-get nil property))
1147               (value-set (org-string-nw-p value)))
1148          (cond
1149           ((< level last-level)
1150            ;; Collect values from lower levels and inline tasks here
1151            ;; and summarize them using SUMMARIZE.  Store them in text
1152            ;; property `org-summaries', in alist whose key is SPEC.
1153            (let* ((summary
1154                    (and summarize
1155                         (let ((values (append (and (/= last-level inminlevel)
1156                                                    (aref lvals last-level))
1157                                               (aref lvals inminlevel))))
1158                           (and values (funcall summarize values printf))))))
1159              ;; Leaf values are not summaries: do not mark them.
1160              (when summary
1161                (let* ((summaries-alist (get-text-property pos 'org-summaries))
1162                       (old (assoc spec summaries-alist)))
1163                  (if old (setcdr old summary)
1164                    (push (cons spec summary) summaries-alist)
1165                    (org-with-silent-modifications
1166                     (add-text-properties
1167                      pos (1+ pos) (list 'org-summaries summaries-alist)))))
1168                ;; When PROPERTY exists in current node, even if empty,
1169                ;; but its value doesn't match the one computed, use
1170                ;; the latter instead.
1171                (when (and update value (not (equal value summary)))
1172                  (org-entry-put (point) property summary)))
1173              ;; Add current to current level accumulator.
1174              (when (or summary value-set)
1175                (push (or summary value) (aref lvals level)))
1176              ;; Clear accumulators for deeper levels.
1177              (cl-loop for l from (1+ level) to lmax do (aset lvals l nil))))
1178           (value-set (push value (aref lvals level)))
1179           (t nil)))))))
1180
1181 ;;;###autoload
1182 (defun org-columns-compute (property)
1183   "Summarize the values of PROPERTY hierarchically.
1184 Also update existing values for PROPERTY according to the first
1185 column specification."
1186   (interactive)
1187   (let ((main-flag t)
1188         (upcase-prop (upcase property)))
1189     (dolist (spec org-columns-current-fmt-compiled)
1190       (pcase spec
1191         (`(,(pred (equal upcase-prop)) . ,_)
1192          (org-columns--compute-spec spec main-flag)
1193          ;; Only the first summary can update the property value.
1194          (when main-flag (setq main-flag nil)))))))
1195
1196 (defun org-columns-compute-all ()
1197   "Compute all columns that have operators defined."
1198   (org-with-silent-modifications
1199    (remove-text-properties (point-min) (point-max) '(org-summaries t)))
1200   (let ((org-columns--time (float-time (current-time)))
1201         seen)
1202     (dolist (spec org-columns-current-fmt-compiled)
1203       (let ((property (car spec)))
1204         ;; Property value is updated only the first time a given
1205         ;; property is encountered.
1206         (org-columns--compute-spec spec (not (member property seen)))
1207         (push property seen)))))
1208
1209 (defun org-columns--summary-sum (values printf)
1210   "Compute the sum of VALUES.
1211 When PRINTF is non-nil, use it to format the result."
1212   (format (or printf "%s") (apply #'+ (mapcar #'string-to-number values))))
1213
1214 (defun org-columns--summary-currencies (values _)
1215   "Compute the sum of VALUES, with two decimals."
1216   (format "%.2f" (apply #'+ (mapcar #'string-to-number values))))
1217
1218 (defun org-columns--summary-checkbox (check-boxes _)
1219   "Summarize CHECK-BOXES with a check-box."
1220   (let ((done (cl-count "[X]" check-boxes :test #'equal))
1221         (all (length check-boxes)))
1222     (cond ((= done all) "[X]")
1223           ((> done 0) "[-]")
1224           (t "[ ]"))))
1225
1226 (defun org-columns--summary-checkbox-count (check-boxes _)
1227   "Summarize CHECK-BOXES with a check-box cookie."
1228   (format "[%d/%d]"
1229           (cl-count "[X]" check-boxes :test #'equal)
1230           (length check-boxes)))
1231
1232 (defun org-columns--summary-checkbox-percent (check-boxes _)
1233   "Summarize CHECK-BOXES with a check-box percent."
1234   (format "[%d%%]"
1235           (round (* 100.0 (cl-count "[X]" check-boxes :test #'equal))
1236                  (float (length check-boxes)))))
1237
1238 (defun org-columns--summary-min (values printf)
1239   "Compute the minimum of VALUES.
1240 When PRINTF is non-nil, use it to format the result."
1241   (format (or printf "%s")
1242           (apply #'min (mapcar #'string-to-number values))))
1243
1244 (defun org-columns--summary-max (values printf)
1245   "Compute the maximum of VALUES.
1246 When PRINTF is non-nil, use it to format the result."
1247   (format (or printf "%s")
1248           (apply #'max (mapcar #'string-to-number values))))
1249
1250 (defun org-columns--summary-mean (values printf)
1251   "Compute the mean of VALUES.
1252 When PRINTF is non-nil, use it to format the result."
1253   (format (or printf "%s")
1254           (/ (apply #'+ (mapcar #'string-to-number values))
1255              (float (length values)))))
1256
1257 (defun org-columns--summary-sum-times (times _)
1258   "Sum TIMES."
1259   (org-columns--summary-apply-times #'+ times))
1260
1261 (defun org-columns--summary-min-time (times _)
1262   "Compute the minimum time among TIMES."
1263   (org-columns--summary-apply-times #'min times))
1264
1265 (defun org-columns--summary-max-time (times _)
1266   "Compute the maximum time among TIMES."
1267   (org-columns--summary-apply-times #'max times))
1268
1269 (defun org-columns--summary-mean-time (times _)
1270   "Compute the mean time among TIMES."
1271   (org-columns--summary-apply-times
1272    (lambda (&rest values) (/ (apply #'+ values) (float (length values))))
1273    times))
1274
1275 (defun org-columns--summary-min-age (ages _)
1276   "Compute the minimum time among AGES."
1277   (format-seconds
1278    "%dd %.2hh %mm %ss"
1279    (apply #'min (mapcar #'org-columns--age-to-seconds ages))))
1280
1281 (defun org-columns--summary-max-age (ages _)
1282   "Compute the maximum time among AGES."
1283   (format-seconds
1284    "%dd %.2hh %mm %ss"
1285    (apply #'max (mapcar #'org-columns--age-to-seconds ages))))
1286
1287 (defun org-columns--summary-mean-age (ages _)
1288   "Compute the minimum time among AGES."
1289   (format-seconds
1290    "%dd %.2hh %mm %ss"
1291    (/ (apply #'+ (mapcar #'org-columns--age-to-seconds ages))
1292       (float (length ages)))))
1293
1294 (defun org-columns--summary-estimate (estimates printf)
1295   "Combine a list of estimates, using mean and variance.
1296 The mean and variance of the result will be the sum of the means
1297 and variances (respectively) of the individual estimates."
1298   (let ((mean 0)
1299         (var 0))
1300     (dolist (e estimates)
1301       (pcase (mapcar #'string-to-number (split-string e "-"))
1302         (`(,low ,high)
1303          (let ((m (/ (+ low high) 2.0)))
1304            (cl-incf mean m)
1305            (cl-incf var (- (/ (+ (* low low) (* high high)) 2.0) (* m m)))))
1306         (`(,value) (cl-incf mean value))))
1307     (let ((sd (sqrt var)))
1308       (format "%s-%s"
1309               (format (or printf "%.0f") (- mean sd))
1310               (format (or printf "%.0f") (+ mean sd))))))
1311
1312
1313 \f
1314 ;;; Dynamic block for Column view
1315
1316 (defun org-columns--capture-view (maxlevel skip-empty format local)
1317   "Get the column view of the current buffer.
1318
1319 MAXLEVEL sets the level limit.  SKIP-EMPTY tells whether to skip
1320 empty rows, an empty row being one where all the column view
1321 specifiers but ITEM are empty.  FORMAT is a format string for
1322 columns, or nil.  When LOCAL is non-nil, only capture headings in
1323 current subtree.
1324
1325 This function returns a list containing the title row and all
1326 other rows.  Each row is a list of fields, as strings, or
1327 `hline'."
1328   (org-columns (not local) format)
1329   (goto-char org-columns-top-level-marker)
1330   (let ((columns (length org-columns-current-fmt-compiled))
1331         (has-item (assoc "ITEM" org-columns-current-fmt-compiled))
1332         table)
1333     (org-map-entries
1334      (lambda ()
1335        (when (get-char-property (point) 'org-columns-key)
1336          (let (row)
1337            (dotimes (i columns)
1338              (let* ((col (+ (line-beginning-position) i))
1339                     (p (get-char-property col 'org-columns-key)))
1340                (push (org-quote-vert
1341                       (get-char-property col
1342                                          (if (string= p "ITEM")
1343                                              'org-columns-value
1344                                            'org-columns-value-modified)))
1345                      row)))
1346            (unless (and skip-empty
1347                         (let ((r (delete-dups (remove "" row))))
1348                           (or (null r) (and has-item (= (length r) 1)))))
1349              (push (cons (org-reduced-level (org-current-level)) (nreverse row))
1350                    table)))))
1351      (and maxlevel (format "LEVEL<=%d" maxlevel))
1352      (and local 'tree)
1353      'archive 'comment)
1354     (org-columns-quit)
1355     ;; Add column titles and a horizontal rule in front of the table.
1356     (cons (mapcar #'cadr org-columns-current-fmt-compiled)
1357           (cons 'hline (nreverse table)))))
1358
1359 (defun org-columns--clean-item (item)
1360   "Remove sensitive contents from string ITEM.
1361 This includes objects that may not be duplicated within
1362 a document, e.g., a target, or those forbidden in tables, e.g.,
1363 an inline src-block."
1364   (let ((data (org-element-parse-secondary-string
1365                item (org-element-restriction 'headline))))
1366     (org-element-map data
1367         '(footnote-reference inline-babel-call inline-src-block target
1368                              radio-target statistics-cookie)
1369       #'org-element-extract-element)
1370     (org-no-properties (org-element-interpret-data data))))
1371
1372 ;;;###autoload
1373 (defun org-dblock-write:columnview (params)
1374   "Write the column view table.
1375 PARAMS is a property list of parameters:
1376
1377 :id       the :ID: property of the entry where the columns view
1378           should be built.  When the symbol `local', call locally.
1379           When `global' call column view with the cursor at the beginning
1380           of the buffer (usually this means that the whole buffer switches
1381           to column view).  When \"file:path/to/file.org\", invoke column
1382           view at the start of that file.  Otherwise, the ID is located
1383           using `org-id-find'.
1384 :hlines   When t, insert a hline before each item.  When a number, insert
1385           a hline before each level <= that number.
1386 :indent   When non-nil, indent each ITEM field according to its level.
1387 :vlines   When t, make each column a colgroup to enforce vertical lines.
1388 :maxlevel When set to a number, don't capture headlines below this level.
1389 :skip-empty-rows
1390           When t, skip rows where all specifiers other than ITEM are empty.
1391 :width    apply widths specified in columns format using <N> specifiers.
1392 :format   When non-nil, specify the column view format to use."
1393   (let ((table
1394          (let ((id (plist-get params :id))
1395                view-file view-pos)
1396            (pcase id
1397              (`global nil)
1398              ((or `local `nil) (setq view-pos (point)))
1399              ((and (let id-string (format "%s" id))
1400                    (guard (string-match "^file:\\(.*\\)" id-string)))
1401               (setq view-file (match-string-no-properties 1 id-string))
1402               (unless (file-exists-p view-file)
1403                 (user-error "No such file: %S" id-string)))
1404              ((and (let idpos (org-find-entry-with-id id)) (guard idpos))
1405               (setq view-pos idpos))
1406              ((let `(,filename . ,position) (org-id-find id))
1407               (setq view-file filename)
1408               (setq view-pos position))
1409              (_ (user-error "Cannot find entry with :ID: %s" id)))
1410            (with-current-buffer (if view-file (get-file-buffer view-file)
1411                                   (current-buffer))
1412              (org-with-wide-buffer
1413               (when view-pos (goto-char view-pos))
1414               (org-columns--capture-view (plist-get params :maxlevel)
1415                                          (plist-get params :skip-empty-rows)
1416                                          (plist-get params :format)
1417                                          view-pos))))))
1418     (when table
1419       ;; Prune level information from the table.  Also normalize
1420       ;; headings: remove stars, add indentation entities, if
1421       ;; required, and possibly precede some of them with a horizontal
1422       ;; rule.
1423       (let ((item-index
1424              (let ((p (assoc "ITEM" org-columns-current-fmt-compiled)))
1425                (and p (cl-position p
1426                                    org-columns-current-fmt-compiled
1427                                    :test #'equal))))
1428             (hlines (plist-get params :hlines))
1429             (indent (plist-get params :indent))
1430             new-table)
1431         ;; Copy header and first rule.
1432         (push (pop table) new-table)
1433         (push (pop table) new-table)
1434         (dolist (row table (setq table (nreverse new-table)))
1435           (let ((level (car row)))
1436             (when (and (not (eq (car new-table) 'hline))
1437                        (or (eq hlines t)
1438                            (and (numberp hlines) (<= level hlines))))
1439               (push 'hline new-table))
1440             (when item-index
1441               (let ((item (org-columns--clean-item (nth item-index (cdr row)))))
1442                 (setf (nth item-index (cdr row))
1443                       (if (and indent (> level 1))
1444                           (concat "\\_" (make-string (* 2 (1- level)) ?\s) item)
1445                         item))))
1446             (push (cdr row) new-table))))
1447       (when (plist-get params :width)
1448         (setq table
1449               (append table
1450                       (list
1451                        (mapcar (lambda (spec)
1452                                  (let ((w (nth 2 spec)))
1453                                    (if w (format "<%d>" (max 3 w)) "")))
1454                                org-columns-current-fmt-compiled)))))
1455       (when (plist-get params :vlines)
1456         (setq table
1457               (let ((size (length org-columns-current-fmt-compiled)))
1458                 (append (mapcar (lambda (x) (if (eq 'hline x) x (cons "" x)))
1459                                 table)
1460                         (list (cons "/" (make-list size "<>")))))))
1461       (let ((content-lines (org-split-string (plist-get params :content) "\n"))
1462             recalc)
1463         ;; Insert affiliated keywords before the table.
1464         (when content-lines
1465           (while (string-match-p "\\`[ \t]*#\\+" (car content-lines))
1466             (insert (pop content-lines) "\n")))
1467         (save-excursion
1468           ;; Insert table at point.
1469           (insert
1470            (mapconcat (lambda (row)
1471                         (if (eq row 'hline) "|-|"
1472                           (format "|%s|" (mapconcat #'identity row "|"))))
1473                       table
1474                       "\n"))
1475           ;; Insert TBLFM lines following table.
1476           (let ((case-fold-search t))
1477             (dolist (line content-lines)
1478               (when (string-match-p "\\`[ \t]*#\\+TBLFM:" line)
1479                 (insert "\n" line)
1480                 (unless recalc (setq recalc t))))))
1481         (when recalc (org-table-recalculate 'all t))
1482         (org-table-align)))))
1483
1484 ;;;###autoload
1485 (defun org-columns-insert-dblock ()
1486   "Create a dynamic block capturing a column view table."
1487   (interactive)
1488   (let ((id (completing-read
1489              "Capture columns (local, global, entry with :ID: property) [local]: "
1490              (append '(("global") ("local"))
1491                      (mapcar #'list (org-property-values "ID"))))))
1492     (org-create-dblock
1493      (list :name "columnview"
1494            :hlines 1
1495            :id (cond ((string= id "global") 'global)
1496                      ((member id '("" "local")) 'local)
1497                      (id)))))
1498   (org-update-dblock))
1499
1500
1501 \f
1502 ;;; Column view in the agenda
1503
1504 ;;;###autoload
1505 (defun org-agenda-columns ()
1506   "Turn on or update column view in the agenda."
1507   (interactive)
1508   (org-columns-remove-overlays)
1509   (move-marker org-columns-begin-marker (point))
1510   (let ((org-columns--time (float-time (current-time)))
1511         (fmt
1512          (cond
1513           ((bound-and-true-p org-agenda-overriding-columns-format))
1514           ((let ((m (org-get-at-bol 'org-hd-marker)))
1515              (and m
1516                   (or (org-entry-get m "COLUMNS" t)
1517                       (with-current-buffer (marker-buffer m)
1518                         org-columns-default-format)))))
1519           ((and (local-variable-p 'org-columns-current-fmt)
1520                 org-columns-current-fmt))
1521           ((let ((m (next-single-property-change (point-min) 'org-hd-marker)))
1522              (and m
1523                   (let ((m (get-text-property m 'org-hd-marker)))
1524                     (or (org-entry-get m "COLUMNS" t)
1525                         (with-current-buffer (marker-buffer m)
1526                           org-columns-default-format))))))
1527           (t org-columns-default-format))))
1528     (setq-local org-columns-current-fmt fmt)
1529     (org-columns-compile-format fmt)
1530     (when org-agenda-columns-compute-summary-properties
1531       (org-agenda-colview-compute org-columns-current-fmt-compiled))
1532     (save-excursion
1533       ;; Collect properties for each headline in current view.
1534       (goto-char (point-min))
1535       (let (cache)
1536         (while (not (eobp))
1537           (let ((m (or (org-get-at-bol 'org-hd-marker)
1538                        (org-get-at-bol 'org-marker))))
1539             (when m
1540               (push (cons (line-beginning-position)
1541                           (org-with-point-at m
1542                             (org-columns--collect-values 'agenda)))
1543                     cache)))
1544           (forward-line))
1545         (when cache
1546           (org-columns--set-widths cache)
1547           (org-columns--display-here-title)
1548           (when (setq-local org-columns-flyspell-was-active
1549                             (bound-and-true-p flyspell-mode))
1550             (flyspell-mode 0))
1551           (dolist (entry cache)
1552             (goto-char (car entry))
1553             (org-columns--display-here (cdr entry)))
1554           (when org-agenda-columns-show-summaries
1555             (org-agenda-colview-summarize cache)))))))
1556
1557 (defun org-agenda-colview-summarize (cache)
1558   "Summarize the summarizable columns in column view in the agenda.
1559 This will add overlays to the date lines, to show the summary for each day."
1560   (let ((fmt (mapcar
1561               (lambda (spec)
1562                 (pcase spec
1563                   (`(,property ,title ,width . ,_)
1564                    (if (member property '("CLOCKSUM" "CLOCKSUM_T"))
1565                        (list property title width ":" nil)
1566                      spec))))
1567               org-columns-current-fmt-compiled))
1568         entries)
1569     ;; Ensure there's at least one summation column.
1570     (when (cl-some (lambda (spec) (nth 3 spec)) fmt)
1571       (goto-char (point-max))
1572       (while (not (bobp))
1573         (when (or (get-text-property (point) 'org-date-line)
1574                   (eq (get-text-property (point) 'face)
1575                       'org-agenda-structure))
1576           ;; OK, this is a date line that should be used.
1577           (let (rest)
1578             (dolist (c cache (setq cache rest))
1579               (if (> (car c) (point))
1580                   (push c entries)
1581                 (push c rest))))
1582           ;; Now ENTRIES contains entries below the current one.
1583           ;; CACHE is the rest.  Compute the summaries for the
1584           ;; properties we want, set nil properties for the rest.
1585           (when (setq entries (mapcar 'cdr entries))
1586             (org-columns--display-here
1587              (mapcar
1588               (lambda (spec)
1589                 (pcase spec
1590                   (`("ITEM" . ,_)
1591                    ;; Replace ITEM with current date.  Preserve
1592                    ;; properties for fontification.
1593                    (let ((date (buffer-substring
1594                                 (line-beginning-position)
1595                                 (line-end-position))))
1596                      (list spec date date)))
1597                   (`(,_ ,_ ,_ nil ,_) (list spec "" ""))
1598                   (`(,_ ,_ ,_ ,operator ,printf)
1599                    (let* ((summarize (org-columns--summarize operator))
1600                           (values
1601                            ;; Use real values for summary, not those
1602                            ;; prepared for display.
1603                            (delq nil
1604                                  (mapcar
1605                                   (lambda (e)
1606                                     (org-string-nw-p (nth 1 (assoc spec e))))
1607                                   entries)))
1608                           (final (if values (funcall summarize values printf)
1609                                    "")))
1610                      (unless (equal final "")
1611                        (put-text-property 0 (length final) 'face 'bold final))
1612                      (list spec final final)))))
1613               fmt)
1614              'dateline)
1615             (setq-local org-agenda-columns-active t)))
1616         (forward-line -1)))))
1617
1618 (defun org-agenda-colview-compute (fmt)
1619   "Compute the relevant columns in the contributing source buffers."
1620   (let ((files org-agenda-contributing-files)
1621         (org-columns-begin-marker (make-marker))
1622         (org-columns-top-level-marker (make-marker)))
1623     (dolist (f files)
1624       (let ((b (find-buffer-visiting f)))
1625         (with-current-buffer (or (buffer-base-buffer b) b)
1626           (org-with-wide-buffer
1627            (org-with-silent-modifications
1628             (remove-text-properties (point-min) (point-max) '(org-summaries t)))
1629            (goto-char (point-min))
1630            (org-columns-get-format-and-top-level)
1631            (dolist (spec fmt)
1632              (let ((prop (car spec)))
1633                (cond
1634                 ((equal prop "CLOCKSUM") (org-clock-sum))
1635                 ((equal prop "CLOCKSUM_T") (org-clock-sum-today))
1636                 ((and (nth 3 spec)
1637                       (let ((a (assoc prop org-columns-current-fmt-compiled)))
1638                         (equal (nth 3 a) (nth 3 spec))))
1639                  (org-columns-compute prop)))))))))))
1640
1641
1642 (provide 'org-colview)
1643
1644 ;;; org-colview.el ends here