lisp/org-colview.el

   1 ;;; org-colview.el --- Column View in Org-mode
   2
   3 ;; Copyright (C) 2004-2013 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 (eval-when-compile (require 'cl))
  32 (require 'org)
  33
  34 (declare-function org-agenda-redo "org-agenda" ())
  35 (declare-function org-agenda-do-context-action "org-agenda" ())
  36 (declare-function org-clock-sum-today "org-clock" (&optional headline-filter))
  37
  38 (when (featurep 'xemacs)
  39   (error "Do not load this file into XEmacs, use `org-colview-xemacs.el' from the contrib/ directory"))
  40
  41 ;;; Column View
  42
  43 (defvar org-columns-overlays nil
  44   "Holds the list of current column overlays.")
  45
  46 (defvar org-columns-current-fmt nil
  47   "Local variable, holds the currently active column format.")
  48 (make-variable-buffer-local 'org-columns-current-fmt)
  49 (defvar org-columns-current-fmt-compiled nil
  50   "Local variable, holds the currently active column format.
  51 This is the compiled version of the format.")
  52 (make-variable-buffer-local 'org-columns-current-fmt-compiled)
  53 (defvar org-columns-current-widths nil
  54   "Loval variable, holds the currently widths of fields.")
  55 (make-variable-buffer-local 'org-columns-current-widths)
  56 (defvar org-columns-current-maxwidths nil
  57   "Loval variable, holds the currently active maximum column widths.")
  58 (make-variable-buffer-local 'org-columns-current-maxwidths)
  59 (defvar org-columns-begin-marker (make-marker)
  60   "Points to the position where last a column creation command was called.")
  61 (defvar org-columns-top-level-marker (make-marker)
  62   "Points to the position where current columns region starts.")
  63
  64 (defvar org-columns-map (make-sparse-keymap)
  65   "The keymap valid in column display.")
  66
  67 (defun org-columns-content ()
  68   "Switch to contents view while in columns view."
  69   (interactive)
  70   (org-overview)
  71   (org-content))
  72
  73 (org-defkey org-columns-map "c" 'org-columns-content)
  74 (org-defkey org-columns-map "o" 'org-overview)
  75 (org-defkey org-columns-map "e" 'org-columns-edit-value)
  76 (org-defkey org-columns-map "\C-c\C-t" 'org-columns-todo)
  77 (org-defkey org-columns-map "\C-c\C-c" 'org-columns-set-tags-or-toggle)
  78 (org-defkey org-columns-map "\C-c\C-o" 'org-columns-open-link)
  79 (org-defkey org-columns-map "v" 'org-columns-show-value)
  80 (org-defkey org-columns-map "q" 'org-columns-quit)
  81 (org-defkey org-columns-map "r" 'org-columns-redo)
  82 (org-defkey org-columns-map "g" 'org-columns-redo)
  83 (org-defkey org-columns-map [left] 'backward-char)
  84 (org-defkey org-columns-map "\M-b" 'backward-char)
  85 (org-defkey org-columns-map "a" 'org-columns-edit-allowed)
  86 (org-defkey org-columns-map "s" 'org-columns-edit-attributes)
  87 (org-defkey org-columns-map "\M-f"
  88             (lambda () (interactive) (goto-char (1+ (point)))))
  89 (org-defkey org-columns-map [right]
  90             (lambda () (interactive) (goto-char (1+ (point)))))
  91 (org-defkey org-columns-map [down]
  92             (lambda () (interactive)
  93               (let ((col (current-column)))
  94                 (beginning-of-line 2)
  95                 (while (and (org-invisible-p2) (not (eobp)))
  96                   (beginning-of-line 2))
  97                 (move-to-column col)
  98                 (if (eq major-mode 'org-agenda-mode)
  99                     (org-agenda-do-context-action)))))
 100 (org-defkey org-columns-map [up]
 101             (lambda () (interactive)
 102               (let ((col (current-column)))
 103                 (beginning-of-line 0)
 104                 (while (and (org-invisible-p2) (not (bobp)))
 105                   (beginning-of-line 0))
 106                 (move-to-column col)
 107                 (if (eq major-mode 'org-agenda-mode)
 108                     (org-agenda-do-context-action)))))
 109 (org-defkey org-columns-map [(shift right)] 'org-columns-next-allowed-value)
 110 (org-defkey org-columns-map "n" 'org-columns-next-allowed-value)
 111 (org-defkey org-columns-map [(shift left)] 'org-columns-previous-allowed-value)
 112 (org-defkey org-columns-map "p" 'org-columns-previous-allowed-value)
 113 (org-defkey org-columns-map "<" 'org-columns-narrow)
 114 (org-defkey org-columns-map ">" 'org-columns-widen)
 115 (org-defkey org-columns-map [(meta right)] 'org-columns-move-right)
 116 (org-defkey org-columns-map [(meta left)] 'org-columns-move-left)
 117 (org-defkey org-columns-map [(shift meta right)] 'org-columns-new)
 118 (org-defkey org-columns-map [(shift meta left)] 'org-columns-delete)
 119 (dotimes (i 10)
 120   (org-defkey org-columns-map (number-to-string i)
 121               `(lambda () (interactive)
 122                  (org-columns-next-allowed-value nil ,i))))
 123
 124 (easy-menu-define org-columns-menu org-columns-map "Org Column Menu"
 125   '("Column"
 126     ["Edit property" org-columns-edit-value t]
 127     ["Next allowed value" org-columns-next-allowed-value t]
 128     ["Previous allowed value" org-columns-previous-allowed-value t]
 129     ["Show full value" org-columns-show-value t]
 130     ["Edit allowed values" org-columns-edit-allowed t]
 131     "--"
 132     ["Edit column attributes" org-columns-edit-attributes t]
 133     ["Increase column width" org-columns-widen t]
 134     ["Decrease column width" org-columns-narrow t]
 135     "--"
 136     ["Move column right" org-columns-move-right t]
 137     ["Move column left" org-columns-move-left t]
 138     ["Add column" org-columns-new t]
 139     ["Delete column" org-columns-delete t]
 140     "--"
 141     ["CONTENTS" org-columns-content t]
 142     ["OVERVIEW" org-overview t]
 143     ["Refresh columns display" org-columns-redo t]
 144     "--"
 145     ["Open link" org-columns-open-link t]
 146     "--"
 147     ["Quit" org-columns-quit t]))
 148
 149 (defun org-columns-new-overlay (beg end &optional string face)
 150   "Create a new column overlay and add it to the list."
 151   (let ((ov (make-overlay beg end)))
 152     (overlay-put ov 'face (or face 'secondary-selection))
 153     (remove-text-properties 0 (length string) '(face nil) string)
 154     (org-overlay-display ov string face)
 155     (push ov org-columns-overlays)
 156     ov))
 157
 158 (defun org-columns-display-here (&optional props dateline)
 159   "Overlay the current line with column display."
 160   (interactive)
 161   (let* ((fmt org-columns-current-fmt-compiled)
 162          (beg (point-at-bol))
 163          (level-face (save-excursion
 164                        (beginning-of-line 1)
 165                        (and (looking-at "\\(\\**\\)\\(\\* \\)")
 166                             (org-get-level-face 2))))
 167          (ref-face (or level-face
 168                        (and (eq major-mode 'org-agenda-mode)
 169                             (get-text-property (point-at-bol) 'face))
 170                        'default))
 171          (color (list :foreground (face-attribute ref-face :foreground)))
 172          (font (list :height (face-attribute 'default :height)
 173                      :family (face-attribute 'default :family)))
 174          (face (list color font 'org-column ref-face))
 175          (face1 (list color font 'org-agenda-column-dateline ref-face))
 176          (cphr (get-text-property (point-at-bol) 'org-complex-heading-regexp))
 177          pom property ass width f string ov column val modval s2 title calc)
 178     ;; Check if the entry is in another buffer.
 179     (unless props
 180       (if (eq major-mode 'org-agenda-mode)
 181           (setq pom (or (org-get-at-bol 'org-hd-marker)
 182                         (org-get-at-bol 'org-marker))
 183                 props (if pom (org-entry-properties pom) nil))
 184         (setq props (org-entry-properties nil))))
 185     ;; Walk the format
 186     (while (setq column (pop fmt))
 187       (setq property (car column)
 188             title (nth 1 column)
 189             ass (if (equal property "ITEM")
 190                     (cons "ITEM"
 191                           ;; When in a buffer, get the whole line,
 192                           ;; we'll clean it later…
 193                           (if (derived-mode-p 'org-mode)
 194                               (save-match-data
 195                                 (org-remove-tabs
 196                                  (buffer-substring-no-properties
 197                                   (point-at-bol) (point-at-eol))))
 198                             ;; In agenda, just get the `txt' property
 199                             (or (org-get-at-bol 'txt)
 200                                 (buffer-substring-no-properties
 201                                  (point) (progn (end-of-line) (point))))))
 202                   (assoc property props))
 203             width (or (cdr (assoc property org-columns-current-maxwidths))
 204                       (nth 2 column)
 205                       (length property))
 206             f (format "%%-%d.%ds | " width width)
 207             calc (nth 7 column)
 208             val (or (cdr ass) "")
 209             modval (cond ((and org-columns-modify-value-for-display-function
 210                                (functionp
 211                                 org-columns-modify-value-for-display-function))
 212                           (funcall org-columns-modify-value-for-display-function
 213                                    title val))
 214                          ((equal property "ITEM")
 215                           (org-columns-cleanup-item
 216                            val org-columns-current-fmt-compiled
 217                            (or org-complex-heading-regexp cphr)))
 218                          ((and calc (functionp calc)
 219                                (not (string= val ""))
 220                                (not (get-text-property 0 'org-computed val)))
 221                           (org-columns-number-to-string
 222                            (funcall calc (org-columns-string-to-number
 223                                           val (nth 4 column)))
 224                            (nth 4 column)))))
 225       (setq s2 (org-columns-add-ellipses (or modval val) width))
 226       (setq string (format f s2))
 227       ;; Create the overlay
 228       (org-with-silent-modifications
 229        (setq ov (org-columns-new-overlay
 230                  beg (setq beg (1+ beg)) string (if dateline face1 face)))
 231        (overlay-put ov 'keymap org-columns-map)
 232        (overlay-put ov 'org-columns-key property)
 233        (overlay-put ov 'org-columns-value (cdr ass))
 234        (overlay-put ov 'org-columns-value-modified modval)
 235        (overlay-put ov 'org-columns-pom pom)
 236        (overlay-put ov 'org-columns-format f)
 237        (overlay-put ov 'line-prefix "")
 238        (overlay-put ov 'wrap-prefix ""))
 239       (if (or (not (char-after beg))
 240               (equal (char-after beg) ?\n))
 241           (let ((inhibit-read-only t))
 242             (save-excursion
 243               (goto-char beg)
 244               (org-unmodified (insert " ")))))) ;; FIXME: add props and remove later?
 245     ;; Make the rest of the line disappear.
 246     (org-unmodified
 247      (setq ov (org-columns-new-overlay beg (point-at-eol)))
 248      (overlay-put ov 'invisible t)
 249      (overlay-put ov 'keymap org-columns-map)
 250      (overlay-put ov 'intangible t)
 251      (overlay-put ov 'line-prefix "")
 252      (overlay-put ov 'wrap-prefix "")
 253      (push ov org-columns-overlays)
 254      (setq ov (make-overlay (1- (point-at-eol)) (1+ (point-at-eol))))
 255      (overlay-put ov 'keymap org-columns-map)
 256      (push ov org-columns-overlays)
 257      (let ((inhibit-read-only t))
 258        (put-text-property (max (point-min) (1- (point-at-bol)))
 259                           (min (point-max) (1+ (point-at-eol)))
 260                           'read-only "Type `e' to edit property")))))
 261
 262 (defun org-columns-add-ellipses (string width)
 263   "Truncate STRING with WIDTH characters, with ellipses."
 264   (cond
 265    ((<= (length string) width) string)
 266    ((<= width (length org-columns-ellipses))
 267     (substring org-columns-ellipses 0 width))
 268    (t (concat (substring string 0 (- width (length org-columns-ellipses)))
 269               org-columns-ellipses))))
 270
 271 (defvar org-columns-full-header-line-format nil
 272   "The full header line format, will be shifted by horizontal scrolling." )
 273 (defvar org-previous-header-line-format nil
 274   "The header line format before column view was turned on.")
 275 (defvar org-columns-inhibit-recalculation nil
 276   "Inhibit recomputing of columns on column view startup.")
 277 (defvar org-columns-flyspell-was-active nil
 278   "Remember the state of `flyspell-mode' before column view.
 279 Flyspell-mode can cause problems in columns view, so it is turned off
 280 for the duration of the command.")
 281
 282 (defvar header-line-format)
 283 (defvar org-columns-previous-hscroll 0)
 284
 285 (defun org-columns-display-here-title ()
 286   "Overlay the newline before the current line with the table title."
 287   (interactive)
 288   (let ((fmt org-columns-current-fmt-compiled)
 289         string (title "")
 290         property width f column str widths)
 291     (while (setq column (pop fmt))
 292       (setq property (car column)
 293             str (or (nth 1 column) property)
 294             width (or (cdr (assoc property org-columns-current-maxwidths))
 295                       (nth 2 column)
 296                       (length str))
 297             widths (push width widths)
 298             f (format "%%-%d.%ds | " width width)
 299             string (format f str)
 300             title (concat title string)))
 301     (setq title (concat
 302                  (org-add-props " " nil 'display '(space :align-to 0))
 303                  ;;(org-add-props title nil 'face '(:weight bold :underline t :inherit default))))
 304                  (org-add-props title nil 'face 'org-column-title)))
 305     (org-set-local 'org-previous-header-line-format header-line-format)
 306     (org-set-local 'org-columns-current-widths (nreverse widths))
 307     (setq org-columns-full-header-line-format title)
 308     (setq org-columns-previous-hscroll -1)
 309                                         ;    (org-columns-hscoll-title)
 310     (org-add-hook 'post-command-hook 'org-columns-hscoll-title nil 'local)))
 311
 312 (defun org-columns-hscoll-title ()
 313   "Set the `header-line-format' so that it scrolls along with the table."
 314   (sit-for .0001) ; need to force a redisplay to update window-hscroll
 315   (when (not (= (window-hscroll) org-columns-previous-hscroll))
 316     (setq header-line-format
 317           (concat (substring org-columns-full-header-line-format 0 1)
 318                   (substring org-columns-full-header-line-format
 319                              (1+ (window-hscroll))))
 320           org-columns-previous-hscroll (window-hscroll))
 321     (force-mode-line-update)))
 322
 323 (defvar org-colview-initial-truncate-line-value nil
 324   "Remember the value of `truncate-lines' across colview.")
 325
 326 (defun org-columns-remove-overlays ()
 327   "Remove all currently active column overlays."
 328   (interactive)
 329   (when (marker-buffer org-columns-begin-marker)
 330     (with-current-buffer (marker-buffer org-columns-begin-marker)
 331       (when (local-variable-p 'org-previous-header-line-format)
 332         (setq header-line-format org-previous-header-line-format)
 333         (kill-local-variable 'org-previous-header-line-format)
 334         (remove-hook 'post-command-hook 'org-columns-hscoll-title 'local))
 335       (move-marker org-columns-begin-marker nil)
 336       (move-marker org-columns-top-level-marker nil)
 337       (org-with-silent-modifications
 338        (mapc 'delete-overlay org-columns-overlays)
 339        (setq org-columns-overlays nil)
 340        (let ((inhibit-read-only t))
 341          (remove-text-properties (point-min) (point-max) '(read-only t))))
 342       (when org-columns-flyspell-was-active
 343         (flyspell-mode 1))
 344       (when (local-variable-p 'org-colview-initial-truncate-line-value)
 345         (setq truncate-lines org-colview-initial-truncate-line-value)))))
 346
 347 (defun org-columns-cleanup-item (item fmt cphr)
 348   "Remove from ITEM what is a column in the format FMT.
 349 CPHR is the complex heading regexp to use for parsing ITEM."
 350   (let (fixitem)
 351     (if (not cphr)
 352         item
 353       (unless (string-match "^\*+ " item)
 354         (setq item (concat "* " item) fixitem t))
 355       (if (string-match cphr item)
 356           (setq item
 357                 (concat
 358                  (org-add-props (match-string 1 item) nil
 359                    'org-whitespace (* 2 (1- (org-reduced-level (- (match-end 1) (match-beginning 1))))))
 360                  (and (match-end 2) (not (assoc "TODO" fmt)) (concat " " (match-string 2 item)))
 361                  (and (match-end 3) (not (assoc "PRIORITY" fmt)) (concat " " (match-string 3 item)))
 362                  " " (save-match-data (org-columns-compact-links (or (match-string 4 item) "")))
 363                  (and (match-end 5) (not (assoc "TAGS" fmt)) (concat " " (match-string 5 item)))))
 364         (add-text-properties
 365          0 (1+ (match-end 1))
 366          (list 'org-whitespace (* 2 (1- (org-reduced-level (- (match-end 1) (match-beginning 1))))))
 367          item))
 368       (if fixitem (replace-regexp-in-string "^\*+ " "" item) item))))
 369
 370 (defun org-columns-compact-links (s)
 371   "Replace [[link][desc]] with [desc] or [link]."
 372   (while (string-match org-bracket-link-regexp s)
 373     (setq s (replace-match
 374              (concat "[" (match-string (if (match-end 3) 3 1) s) "]")
 375              t t s)))
 376   s)
 377
 378 (defun org-columns-show-value ()
 379   "Show the full value of the property."
 380   (interactive)
 381   (let ((value (get-char-property (point) 'org-columns-value)))
 382     (message "Value is: %s" (or value ""))))
 383
 384 (defvar org-agenda-columns-active) ;; defined in org-agenda.el
 385
 386 (defun org-columns-quit ()
 387   "Remove the column overlays and in this way exit column editing."
 388   (interactive)
 389   (org-with-silent-modifications
 390    (org-columns-remove-overlays)
 391    (let ((inhibit-read-only t))
 392      (remove-text-properties (point-min) (point-max) '(read-only t))))
 393   (when (eq major-mode 'org-agenda-mode)
 394     (setq org-agenda-columns-active nil)
 395     (message
 396      "Modification not yet reflected in Agenda buffer, use `r' to refresh")))
 397
 398 (defun org-columns-check-computed ()
 399   "Check if this column value is computed.
 400 If yes, throw an error indicating that changing it does not make sense."
 401   (let ((val (get-char-property (point) 'org-columns-value)))
 402     (when (and (stringp val)
 403                (get-char-property 0 'org-computed val))
 404       (error "This value is computed from the entry's children"))))
 405
 406 (defun org-columns-todo (&optional arg)
 407   "Change the TODO state during column view."
 408   (interactive "P")
 409   (org-columns-edit-value "TODO"))
 410
 411 (defun org-columns-set-tags-or-toggle (&optional arg)
 412   "Toggle checkbox at point, or set tags for current headline."
 413   (interactive "P")
 414   (if (string-match "\\`\\[[ xX-]\\]\\'"
 415                     (get-char-property (point) 'org-columns-value))
 416       (org-columns-next-allowed-value)
 417     (org-columns-edit-value "TAGS")))
 418
 419 (defvar org-agenda-overriding-columns-format nil
 420   "When set, overrides any other format definition for the agenda.
 421 Don't set this, this is meant for dynamic scoping.")
 422
 423 (defun org-columns-edit-value (&optional key)
 424   "Edit the value of the property at point in column view.
 425 Where possible, use the standard interface for changing this line."
 426   (interactive)
 427   (org-columns-check-computed)
 428   (let* ((col (current-column))
 429          (key (or key (get-char-property (point) 'org-columns-key)))
 430          (value (get-char-property (point) 'org-columns-value))
 431          (bol (point-at-bol)) (eol (point-at-eol))
 432          (pom (or (get-text-property bol 'org-hd-marker)
 433                   (point))) ; keep despite of compiler waring
 434          (line-overlays
 435           (delq nil (mapcar (lambda (x)
 436                               (and (eq (overlay-buffer x) (current-buffer))
 437                                    (>= (overlay-start x) bol)
 438                                    (<= (overlay-start x) eol)
 439                                    x))
 440                             org-columns-overlays)))
 441          (org-columns-time (time-to-number-of-days (current-time)))
 442          nval eval allowed)
 443     (cond
 444      ((equal key "CLOCKSUM")
 445       (error "This special column cannot be edited"))
 446      ((equal key "ITEM")
 447       (setq eval '(org-with-point-at pom
 448                     (org-edit-headline))))
 449      ((equal key "TODO")
 450       (setq eval '(org-with-point-at
 451                       pom
 452                     (call-interactively 'org-todo))))
 453      ((equal key "PRIORITY")
 454       (setq eval '(org-with-point-at pom
 455                     (call-interactively 'org-priority))))
 456      ((equal key "TAGS")
 457       (setq eval '(org-with-point-at pom
 458                     (let ((org-fast-tag-selection-single-key
 459                            (if (eq org-fast-tag-selection-single-key 'expert)
 460                                t org-fast-tag-selection-single-key)))
 461                       (call-interactively 'org-set-tags)))))
 462      ((equal key "DEADLINE")
 463       (setq eval '(org-with-point-at pom
 464                     (call-interactively 'org-deadline))))
 465      ((equal key "SCHEDULED")
 466       (setq eval '(org-with-point-at pom
 467                     (call-interactively 'org-schedule))))
 468      ((equal key "BEAMER_env")
 469       (setq eval '(org-with-point-at pom
 470                     (call-interactively 'org-beamer-select-environment))))
 471      (t
 472       (setq allowed (org-property-get-allowed-values pom key 'table))
 473       (if allowed
 474           (setq nval (org-icompleting-read
 475                       "Value: " allowed nil
 476                       (not (get-text-property 0 'org-unrestricted
 477                                               (caar allowed)))))
 478         (setq nval (read-string "Edit: " value)))
 479       (setq nval (org-trim nval))
 480       (when (not (equal nval value))
 481         (setq eval '(org-entry-put pom key nval)))))
 482     (when eval
 483
 484       (cond
 485        ((equal major-mode 'org-agenda-mode)
 486         (org-columns-eval eval)
 487         ;; The following let preserves the current format, and makes sure
 488         ;; that in only a single file things need to be updated.
 489         (let* ((org-agenda-overriding-columns-format org-columns-current-fmt)
 490                (buffer (marker-buffer pom))
 491                (org-agenda-contributing-files
 492                 (list (with-current-buffer buffer
 493                         (buffer-file-name (buffer-base-buffer))))))
 494           (org-agenda-columns)))
 495        (t
 496         (let ((inhibit-read-only t))
 497           (org-with-silent-modifications
 498            (remove-text-properties
 499             (max (point-min) (1- bol)) eol '(read-only t)))
 500           (unwind-protect
 501               (progn
 502                 (setq org-columns-overlays
 503                       (org-delete-all line-overlays org-columns-overlays))
 504                 (mapc 'delete-overlay line-overlays)
 505                 (org-columns-eval eval))
 506             (org-columns-display-here)))
 507         (org-move-to-column col)
 508         (if (and (derived-mode-p 'org-mode)
 509                  (nth 3 (assoc key org-columns-current-fmt-compiled)))
 510             (org-columns-update key)))))))
 511
 512 (defun org-edit-headline () ; FIXME: this is not columns specific.  Make interactive?????  Use from agenda????
 513   "Edit the current headline, the part without TODO keyword, TAGS."
 514   (org-back-to-heading)
 515   (when (looking-at org-todo-line-regexp)
 516     (let ((pos (point))
 517           (pre (buffer-substring (match-beginning 0) (match-beginning 3)))
 518           (txt (match-string 3))
 519           (post "")
 520           txt2)
 521       (if (string-match (org-re "[ \t]+:[[:alnum:]:_@#%]+:[ \t]*$") txt)
 522           (setq post (match-string 0 txt)
 523                 txt (substring txt 0 (match-beginning 0))))
 524       (setq txt2 (read-string "Edit: " txt))
 525       (when (not (equal txt txt2))
 526         (goto-char pos)
 527         (insert pre txt2 post)
 528         (delete-region (point) (point-at-eol))
 529         (org-set-tags nil t)))))
 530
 531 (defun org-columns-edit-allowed ()
 532   "Edit the list of allowed values for the current property."
 533   (interactive)
 534   (let* ((pom (or (org-get-at-bol 'org-marker)
 535                   (org-get-at-bol 'org-hd-marker)
 536                   (point)))
 537          (key (get-char-property (point) 'org-columns-key))
 538          (key1 (concat key "_ALL"))
 539          (allowed (org-entry-get pom key1 t))
 540          nval)
 541     ;; FIXME: Cover editing TODO, TAGS etc in-buffer settings.????
 542     ;; FIXME: Write back to #+PROPERTY setting if that is needed.
 543     (setq nval (read-string "Allowed: " allowed))
 544     (org-entry-put
 545      (cond ((marker-position org-entry-property-inherited-from)
 546             org-entry-property-inherited-from)
 547            ((marker-position org-columns-top-level-marker)
 548             org-columns-top-level-marker)
 549            (t pom))
 550      key1 nval)))
 551
 552 (defun org-columns-eval (form)
 553   (let (hidep)
 554     (save-excursion
 555       (beginning-of-line 1)
 556       ;; `next-line' is needed here, because it skips invisible line.
 557       (condition-case nil (org-no-warnings (next-line 1)) (error nil))
 558       (setq hidep (org-at-heading-p 1)))
 559     (eval form)
 560     (and hidep (hide-entry))))
 561
 562 (defun org-columns-previous-allowed-value ()
 563   "Switch to the previous allowed value for this column."
 564   (interactive)
 565   (org-columns-next-allowed-value t))
 566
 567 (defun org-columns-next-allowed-value (&optional previous nth)
 568   "Switch to the next allowed value for this column.
 569 When PREVIOUS is set, go to the previous value.  When NTH is
 570 an integer, select that value."
 571   (interactive)
 572   (org-columns-check-computed)
 573   (let* ((col (current-column))
 574          (key (get-char-property (point) 'org-columns-key))
 575          (value (get-char-property (point) 'org-columns-value))
 576          (bol (point-at-bol)) (eol (point-at-eol))
 577          (pom (or (get-text-property bol 'org-hd-marker)
 578                   (point))) ; keep despite of compiler waring
 579          (line-overlays
 580           (delq nil (mapcar (lambda (x)
 581                               (and (eq (overlay-buffer x) (current-buffer))
 582                                    (>= (overlay-start x) bol)
 583                                    (<= (overlay-start x) eol)
 584                                    x))
 585                             org-columns-overlays)))
 586          (allowed (or (org-property-get-allowed-values pom key)
 587                       (and (memq
 588                             (nth 4 (assoc key org-columns-current-fmt-compiled))
 589                             '(checkbox checkbox-n-of-m checkbox-percent))
 590                            '("[ ]" "[X]"))
 591                       (org-colview-construct-allowed-dates value)))
 592          nval)
 593     (when (integerp nth)
 594       (setq nth (1- nth))
 595       (if (= nth -1) (setq nth 9)))
 596     (when (equal key "ITEM")
 597       (error "Cannot edit item headline from here"))
 598     (unless (or allowed (member key '("SCHEDULED" "DEADLINE" "CLOCKSUM")))
 599       (error "Allowed values for this property have not been defined"))
 600     (if (member key '("SCHEDULED" "DEADLINE" "CLOCKSUM"))
 601         (setq nval (if previous 'earlier 'later))
 602       (if previous (setq allowed (reverse allowed)))
 603       (cond
 604        (nth
 605         (setq nval (nth nth allowed))
 606         (if (not nval)
 607             (error "There are only %d allowed values for property `%s'"
 608                    (length allowed) key)))
 609        ((member value allowed)
 610         (setq nval (or (car (cdr (member value allowed)))
 611                        (car allowed)))
 612         (if (equal nval value)
 613             (error "Only one allowed value for this property")))
 614        (t (setq nval (car allowed)))))
 615     (cond
 616      ((equal major-mode 'org-agenda-mode)
 617       (org-columns-eval '(org-entry-put pom key nval))
 618       ;; The following let preserves the current format, and makes sure
 619       ;; that in only a single file things need to be updated.
 620       (let* ((org-agenda-overriding-columns-format org-columns-current-fmt)
 621              (buffer (marker-buffer pom))
 622              (org-agenda-contributing-files
 623               (list (with-current-buffer buffer
 624                       (buffer-file-name (buffer-base-buffer))))))
 625         (org-agenda-columns)))
 626      (t
 627       (let ((inhibit-read-only t))
 628         (remove-text-properties (1- bol) eol '(read-only t))
 629         (unwind-protect
 630             (progn
 631               (setq org-columns-overlays
 632                     (org-delete-all line-overlays org-columns-overlays))
 633               (mapc 'delete-overlay line-overlays)
 634               (org-columns-eval '(org-entry-put pom key nval)))
 635           (org-columns-display-here)))
 636       (org-move-to-column col)
 637       (and (nth 3 (assoc key org-columns-current-fmt-compiled))
 638            (org-columns-update key))))))
 639
 640 (defun org-colview-construct-allowed-dates (s)
 641   "Construct a list of three dates around the date in S.
 642 This respects the format of the time stamp in S, active or non-active,
 643 and also including time or not.  S must be just a time stamp, no text
 644 around it."
 645   (when (and s (string-match (concat "^" org-ts-regexp3 "$") s))
 646     (let* ((time (org-parse-time-string s 'nodefaults))
 647            (active (equal (string-to-char s) ?<))
 648            (fmt (funcall (if (nth 1 time) 'cdr 'car) org-time-stamp-formats))
 649            time-before time-after)
 650       (unless active (setq fmt (concat "[" (substring fmt 1 -1) "]")))
 651       (setf (car time) (or (car time) 0))
 652       (setf (nth 1 time) (or (nth 1 time) 0))
 653       (setf (nth 2 time) (or (nth 2 time) 0))
 654       (setq time-before (copy-sequence time))
 655       (setq time-after (copy-sequence time))
 656       (setf (nth 3 time-before) (1- (nth 3 time)))
 657       (setf (nth 3 time-after) (1+ (nth 3 time)))
 658       (mapcar (lambda (x) (format-time-string fmt (apply 'encode-time x)))
 659               (list time-before time time-after)))))
 660
 661 (defun org-verify-version (task)
 662   (cond
 663    ((eq task 'columns)
 664     (if (or (featurep 'xemacs)
 665             (< emacs-major-version 22))
 666         (error "Emacs 22 is required for the columns feature")))))
 667
 668 (defun org-columns-open-link (&optional arg)
 669   (interactive "P")
 670   (let ((value (get-char-property (point) 'org-columns-value)))
 671     (org-open-link-from-string value arg)))
 672
 673 (defun org-columns-get-format-and-top-level ()
 674   (let ((fmt (org-columns-get-format)))
 675     (org-columns-goto-top-level)
 676     fmt))
 677
 678 (defun org-columns-get-format (&optional fmt-string)
 679   (interactive)
 680   (let (fmt-as-property fmt)
 681     (when (condition-case nil (org-back-to-heading) (error nil))
 682       (setq fmt-as-property (org-entry-get nil "COLUMNS" t)))
 683     (setq fmt (or fmt-string fmt-as-property org-columns-default-format))
 684     (org-set-local 'org-columns-current-fmt fmt)
 685     (org-columns-compile-format fmt)
 686     fmt))
 687
 688 (defun org-columns-goto-top-level ()
 689   (when (condition-case nil (org-back-to-heading) (error nil))
 690     (org-entry-get nil "COLUMNS" t))
 691   (if (marker-position org-entry-property-inherited-from)
 692       (move-marker org-columns-top-level-marker org-entry-property-inherited-from)
 693     (move-marker org-columns-top-level-marker (point))))
 694
 695 ;;;###autoload
 696 (defun org-columns (&optional columns-fmt-string)
 697   "Turn on column view on an org-mode file.
 698 When COLUMNS-FMT-STRING is non-nil, use it as the column format."
 699   (interactive)
 700   (org-verify-version 'columns)
 701   (org-columns-remove-overlays)
 702   (move-marker org-columns-begin-marker (point))
 703   (let ((org-columns-time (time-to-number-of-days (current-time)))
 704         beg end fmt cache maxwidths)
 705     (org-columns-goto-top-level)
 706     (setq fmt (org-columns-get-format columns-fmt-string))
 707     (save-excursion
 708       (goto-char org-columns-top-level-marker)
 709       (setq beg (point))
 710       (unless org-columns-inhibit-recalculation
 711         (org-columns-compute-all))
 712       (setq end (or (condition-case nil (org-end-of-subtree t t) (error nil))
 713                     (point-max)))
 714       ;; Get and cache the properties
 715       (goto-char beg)
 716       (when (assoc "CLOCKSUM" org-columns-current-fmt-compiled)
 717         (save-excursion
 718           (save-restriction
 719             (narrow-to-region beg end)
 720             (org-clock-sum))))
 721       (when (assoc "CLOCKSUM_T" org-columns-current-fmt-compiled)
 722         (save-excursion
 723           (save-restriction
 724             (narrow-to-region beg end)
 725             (org-clock-sum-today))))
 726       (while (re-search-forward org-outline-regexp-bol end t)
 727         (if (and org-columns-skip-archived-trees
 728                  (looking-at (concat ".*:" org-archive-tag ":")))
 729             (org-end-of-subtree t)
 730           (push (cons (org-current-line) (org-entry-properties)) cache)))
 731       (when cache
 732         (setq maxwidths (org-columns-get-autowidth-alist fmt cache))
 733         (org-set-local 'org-columns-current-maxwidths maxwidths)
 734         (org-columns-display-here-title)
 735         (when (org-set-local 'org-columns-flyspell-was-active
 736                              (org-bound-and-true-p flyspell-mode))
 737           (flyspell-mode 0))
 738         (unless (local-variable-p 'org-colview-initial-truncate-line-value)
 739           (org-set-local 'org-colview-initial-truncate-line-value
 740                          truncate-lines))
 741         (setq truncate-lines t)
 742         (mapc (lambda (x)
 743                 (org-goto-line (car x))
 744                 (org-columns-display-here (cdr x)))
 745               cache)))))
 746
 747 (eval-when-compile (defvar org-columns-time))
 748
 749 (defvar org-columns-compile-map
 750   '(("none" none +)
 751     (":" add_times +)
 752     ("+" add_numbers +)
 753     ("$" currency +)
 754     ("X" checkbox +)
 755     ("X/" checkbox-n-of-m +)
 756     ("X%" checkbox-percent +)
 757     ("max" max_numbers max)
 758     ("min" min_numbers min)
 759     ("mean" mean_numbers
 760      (lambda (&rest x) (/ (apply '+ x) (float (length x)))))
 761     (":max" max_times max)
 762     (":min" min_times min)
 763     (":mean" mean_times
 764      (lambda (&rest x) (/ (apply '+ x) (float (length x)))))
 765     ("@min" min_age min (lambda (x) (- org-columns-time x)))
 766     ("@max" max_age max (lambda (x) (- org-columns-time x)))
 767     ("@mean" mean_age
 768      (lambda (&rest x) (/ (apply '+ x) (float (length x))))
 769      (lambda (x) (- org-columns-time x)))
 770     ("est+" estimate org-estimate-combine))
 771   "Operator <-> format,function,calc  map.
 772 Used to compile/uncompile columns format and completing read in
 773 interactive function `org-columns-new'.
 774
 775 operator    string used in #+COLUMNS definition describing the
 776             summary type
 777 format      symbol describing summary type selected interactively in
 778             `org-columns-new' and internally in
 779             `org-columns-number-to-string' and
 780             `org-columns-string-to-number'
 781 function    called with a list of values as argument to calculate
 782             the summary value
 783 calc        function called on every element before summarizing.  This is
 784             optional and should only be specified if needed")
 785
 786 (defun org-columns-new (&optional prop title width op fmt fun &rest rest)
 787   "Insert a new column, to the left of the current column."
 788   (interactive)
 789   (let ((editp (and prop (assoc prop org-columns-current-fmt-compiled)))
 790         cell)
 791     (setq prop (org-icompleting-read
 792                 "Property: " (mapcar 'list (org-buffer-property-keys t nil t))
 793                 nil nil prop))
 794     (setq title (read-string (concat "Column title [" prop "]: ") (or title prop)))
 795     (setq width (read-string "Column width: " (if width (number-to-string width))))
 796     (if (string-match "\\S-" width)
 797         (setq width (string-to-number width))
 798       (setq width nil))
 799     (setq fmt (org-icompleting-read
 800                "Summary [none]: "
 801                (mapcar (lambda (x) (list (symbol-name (cadr x))))
 802                        org-columns-compile-map)
 803                nil t))
 804     (setq fmt (intern fmt)
 805           fun (cdr (assoc fmt (mapcar 'cdr org-columns-compile-map))))
 806     (if (eq fmt 'none) (setq fmt nil))
 807     (if editp
 808         (progn
 809           (setcar editp prop)
 810           (setcdr editp (list title width nil fmt nil fun)))
 811       (setq cell (nthcdr (1- (current-column))
 812                          org-columns-current-fmt-compiled))
 813       (setcdr cell (cons (list prop title width nil fmt nil
 814                                (car fun) (cadr fun))
 815                          (cdr cell))))
 816     (org-columns-store-format)
 817     (org-columns-redo)))
 818
 819 (defun org-columns-delete ()
 820   "Delete the column at point from columns view."
 821   (interactive)
 822   (let* ((n (current-column))
 823          (title (nth 1 (nth n org-columns-current-fmt-compiled))))
 824     (when (y-or-n-p
 825            (format "Are you sure you want to remove column \"%s\"? " title))
 826       (setq org-columns-current-fmt-compiled
 827             (delq (nth n org-columns-current-fmt-compiled)
 828                   org-columns-current-fmt-compiled))
 829       (org-columns-store-format)
 830       (org-columns-redo)
 831       (if (>= (current-column) (length org-columns-current-fmt-compiled))
 832           (backward-char 1)))))
 833
 834 (defun org-columns-edit-attributes ()
 835   "Edit the attributes of the current column."
 836   (interactive)
 837   (let* ((n (current-column))
 838          (info (nth n org-columns-current-fmt-compiled)))
 839     (apply 'org-columns-new info)))
 840
 841 (defun org-columns-widen (arg)
 842   "Make the column wider by ARG characters."
 843   (interactive "p")
 844   (let* ((n (current-column))
 845          (entry (nth n org-columns-current-fmt-compiled))
 846          (width (or (nth 2 entry)
 847                     (cdr (assoc (car entry) org-columns-current-maxwidths)))))
 848     (setq width (max 1 (+ width arg)))
 849     (setcar (nthcdr 2 entry) width)
 850     (org-columns-store-format)
 851     (org-columns-redo)))
 852
 853 (defun org-columns-narrow (arg)
 854   "Make the column narrower by ARG characters."
 855   (interactive "p")
 856   (org-columns-widen (- arg)))
 857
 858 (defun org-columns-move-right ()
 859   "Swap this column with the one to the right."
 860   (interactive)
 861   (let* ((n (current-column))
 862          (cell (nthcdr n org-columns-current-fmt-compiled))
 863          e)
 864     (when (>= n (1- (length org-columns-current-fmt-compiled)))
 865       (error "Cannot shift this column further to the right"))
 866     (setq e (car cell))
 867     (setcar cell (car (cdr cell)))
 868     (setcdr cell (cons e (cdr (cdr cell))))
 869     (org-columns-store-format)
 870     (org-columns-redo)
 871     (forward-char 1)))
 872
 873 (defun org-columns-move-left ()
 874   "Swap this column with the one to the left."
 875   (interactive)
 876   (let* ((n (current-column)))
 877     (when (= n 0)
 878       (error "Cannot shift this column further to the left"))
 879     (backward-char 1)
 880     (org-columns-move-right)
 881     (backward-char 1)))
 882
 883 (defun org-columns-store-format ()
 884   "Store the text version of the current columns format in appropriate place.
 885 This is either in the COLUMNS property of the node starting the current column
 886 display, or in the #+COLUMNS line of the current buffer."
 887   (let (fmt (cnt 0))
 888     (setq fmt (org-columns-uncompile-format org-columns-current-fmt-compiled))
 889     (org-set-local 'org-columns-current-fmt fmt)
 890     (if (marker-position org-columns-top-level-marker)
 891         (save-excursion
 892           (goto-char org-columns-top-level-marker)
 893           (if (and (org-at-heading-p)
 894                    (org-entry-get nil "COLUMNS"))
 895               (org-entry-put nil "COLUMNS" fmt)
 896             (goto-char (point-min))
 897             ;; Overwrite all #+COLUMNS lines....
 898             (while (re-search-forward "^#\\+COLUMNS:.*" nil t)
 899               (setq cnt (1+ cnt))
 900               (replace-match (concat "#+COLUMNS: " fmt) t t))
 901             (unless (> cnt 0)
 902               (goto-char (point-min))
 903               (or (org-at-heading-p t) (outline-next-heading))
 904               (let ((inhibit-read-only t))
 905                 (insert-before-markers "#+COLUMNS: " fmt "\n")))
 906             (org-set-local 'org-columns-default-format fmt))))))
 907
 908 (defun org-columns-get-autowidth-alist (s cache)
 909   "Derive the maximum column widths from the format and the cache."
 910   (let ((start 0) rtn)
 911     (while (string-match (org-re "%\\([[:alpha:]][[:alnum:]_-]*\\)") s start)
 912       (push (cons (match-string 1 s) 1) rtn)
 913       (setq start (match-end 0)))
 914     (mapc (lambda (x)
 915             (setcdr x (apply 'max
 916                              (mapcar
 917                               (lambda (y)
 918                                 (length (or (cdr (assoc (car x) (cdr y))) " ")))
 919                               cache))))
 920           rtn)
 921     rtn))
 922
 923 (defun org-columns-compute-all ()
 924   "Compute all columns that have operators defined."
 925   (org-with-silent-modifications
 926    (remove-text-properties (point-min) (point-max) '(org-summaries t)))
 927   (let ((columns org-columns-current-fmt-compiled)
 928         (org-columns-time (time-to-number-of-days (current-time)))
 929         col)
 930     (while (setq col (pop columns))
 931       (when (nth 3 col)
 932         (save-excursion
 933           (org-columns-compute (car col)))))))
 934
 935 (defun org-columns-update (property)
 936   "Recompute PROPERTY, and update the columns display for it."
 937   (org-columns-compute property)
 938   (let (fmt val pos)
 939     (save-excursion
 940       (mapc (lambda (ov)
 941               (when (equal (overlay-get ov 'org-columns-key) property)
 942                 (setq pos (overlay-start ov))
 943                 (goto-char pos)
 944                 (when (setq val (cdr (assoc property
 945                                             (get-text-property
 946                                              (point-at-bol) 'org-summaries))))
 947                   (setq fmt (overlay-get ov 'org-columns-format))
 948                   (overlay-put ov 'org-columns-value val)
 949                   (overlay-put ov 'display (format fmt val)))))
 950             org-columns-overlays))))
 951
 952 (defvar org-inlinetask-min-level
 953   (if (featurep 'org-inlinetask) org-inlinetask-min-level 15))
 954 (defun org-columns-compute (property)
 955   "Sum the values of property PROPERTY hierarchically, for the entire buffer."
 956   (interactive)
 957   (let* ((re org-outline-regexp-bol)
 958          (lmax 30) ; Does anyone use deeper levels???
 959          (lvals (make-vector lmax nil))
 960          (lflag (make-vector lmax nil))
 961          (level 0)
 962          (ass (assoc property org-columns-current-fmt-compiled))
 963          (format (nth 4 ass))
 964          (printf (nth 5 ass))
 965          (fun (nth 6 ass))
 966          (calc (or (nth 7 ass) 'identity))
 967          (beg org-columns-top-level-marker)
 968          (inminlevel org-inlinetask-min-level)
 969          (last-level org-inlinetask-min-level)
 970          val valflag flag end sumpos sum-alist sum str str1 useval)
 971     (save-excursion
 972       ;; Find the region to compute
 973       (goto-char beg)
 974       (setq end (condition-case nil (org-end-of-subtree t) (error (point-max))))
 975       (goto-char end)
 976       ;; Walk the tree from the back and do the computations
 977       (while (re-search-backward re beg t)
 978         (setq sumpos (match-beginning 0)
 979               last-level (if (not (or (zerop level) (eq level inminlevel)))
 980                              level last-level)
 981               level (org-outline-level)
 982               val (org-entry-get nil property)
 983               valflag (and val (string-match "\\S-" val)))
 984         (cond
 985          ((< level last-level)
 986           ;; put the sum of lower levels here as a property
 987           (setq sum (+ (if (and (/= last-level inminlevel)
 988                                 (aref lvals last-level))
 989                            (apply fun (aref lvals last-level)) 0)
 990                        (if (aref lvals inminlevel)
 991                            (apply fun (aref lvals inminlevel)) 0))
 992                 flag (or (aref lflag last-level) ; any valid entries from children?
 993                          (aref lflag inminlevel)) ; or inline tasks?
 994                 str (org-columns-number-to-string sum format printf)
 995                 str1 (org-add-props (copy-sequence str) nil 'org-computed t 'face 'bold)
 996                 useval (if flag str1 (if valflag val ""))
 997                 sum-alist (get-text-property sumpos 'org-summaries))
 998           (if (assoc property sum-alist)
 999               (setcdr (assoc property sum-alist) useval)
1000             (push (cons property useval) sum-alist)
1001             (org-with-silent-modifications
1002              (add-text-properties sumpos (1+ sumpos)
1003                                   (list 'org-summaries sum-alist))))
1004           (when (and val (not (equal val (if flag str val))))
1005             (org-entry-put nil property (if flag str val)))
1006           ;; add current to current level accumulator
1007           (when (or flag valflag)
1008             (push (if flag
1009                       sum
1010                     (funcall calc (org-columns-string-to-number
1011                                    (if flag str val) format)))
1012                   (aref lvals level))
1013             (aset lflag level t))
1014           ;; clear accumulators for deeper levels
1015           (loop for l from (1+ level) to (1- lmax) do
1016                 (aset lvals l nil)
1017                 (aset lflag l nil)))
1018          ((>= level last-level)
1019           ;; add what we have here to the accumulator for this level
1020           (when valflag
1021             (push (funcall calc (org-columns-string-to-number val format))
1022                   (aref lvals level))
1023             (aset lflag level t)))
1024          (t (error "This should not happen")))))))
1025
1026 (defun org-columns-redo ()
1027   "Construct the column display again."
1028   (interactive)
1029   (message "Recomputing columns...")
1030   (let ((line (org-current-line))
1031         (col (current-column)))
1032     (save-excursion
1033       (if (marker-position org-columns-begin-marker)
1034           (goto-char org-columns-begin-marker))
1035       (org-columns-remove-overlays)
1036       (if (derived-mode-p 'org-mode)
1037           (call-interactively 'org-columns)
1038         (org-agenda-redo)
1039         (call-interactively 'org-agenda-columns)))
1040     (org-goto-line line)
1041     (move-to-column col))
1042   (message "Recomputing columns...done"))
1043
1044 (defun org-columns-not-in-agenda ()
1045   (if (eq major-mode 'org-agenda-mode)
1046       (error "This command is only allowed in Org-mode buffers")))
1047
1048 (defun org-string-to-number (s)
1049   "Convert string to number, and interpret hh:mm:ss."
1050   (if (not (string-match ":" s))
1051       (string-to-number s)
1052     (let ((l (nreverse (org-split-string s ":"))) (sum 0.0))
1053       (while l
1054         (setq sum (+ (string-to-number (pop l)) (/ sum 60))))
1055       sum)))
1056
1057 (defun org-columns-number-to-string (n fmt &optional printf)
1058   "Convert a computed column number to a string value, according to FMT."
1059   (cond
1060    ((memq fmt '(estimate)) (org-estimate-print n printf))
1061    ((not (numberp n)) "")
1062    ((memq fmt '(add_times max_times min_times mean_times))
1063     (org-hours-to-clocksum-string n))
1064    ((eq fmt 'checkbox)
1065     (cond ((= n (floor n)) "[X]")
1066           ((> n 1.) "[-]")
1067           (t "[ ]")))
1068    ((memq fmt '(checkbox-n-of-m checkbox-percent))
1069     (let* ((n1 (floor n)) (n2 (floor (+ .5 (* 1000000 (- n n1))))))
1070       (org-nofm-to-completion n1 (+ n2 n1) (eq fmt 'checkbox-percent))))
1071    (printf (format printf n))
1072    ((eq fmt 'currency)
1073     (format "%.2f" n))
1074    ((memq fmt '(min_age max_age mean_age))
1075     (org-format-time-period n))
1076    (t (number-to-string n))))
1077
1078 (defun org-nofm-to-completion (n m &optional percent)
1079   (if (not percent)
1080       (format "[%d/%d]" n m)
1081     (format "[%d%%]"(floor (+ 0.5 (* 100. (/ (* 1.0 n) m)))))))
1082
1083
1084 (defun org-columns-string-to-number (s fmt)
1085   "Convert a column value to a number that can be used for column computing."
1086   (if s
1087       (cond
1088        ((memq fmt '(min_age max_age mean_age))
1089         (cond ((string= s "") org-columns-time)
1090               ((string-match
1091                 "\\([0-9]+\\)d \\([0-9]+\\)h \\([0-9]+\\)m \\([0-9]+\\)s"
1092                 s)
1093                (+ (* 60 (+ (* 60 (+ (* 24 (string-to-number (match-string 1 s)))
1094                                     (string-to-number (match-string 2 s))))
1095                            (string-to-number (match-string 3 s))))
1096                   (string-to-number (match-string 4 s))))
1097               (t (time-to-number-of-days (apply 'encode-time
1098                                                 (org-parse-time-string s t))))))
1099        ((string-match ":" s)
1100         (let ((l (nreverse (org-split-string s ":"))) (sum 0.0))
1101           (while l
1102             (setq sum (+ (string-to-number (pop l)) (/ sum 60))))
1103           sum))
1104        ((string-match (concat "\\([0-9.]+\\) *\\("
1105                               (regexp-opt (mapcar 'car org-effort-durations))
1106                               "\\)") s)
1107         (setq s (concat "0:" (org-duration-string-to-minutes s t)))
1108         (let ((l (nreverse (org-split-string s ":"))) (sum 0.0))
1109           (while l
1110             (setq sum (+ (string-to-number (pop l)) (/ sum 60))))
1111           sum))
1112        ((memq fmt '(checkbox checkbox-n-of-m checkbox-percent))
1113         (if (equal s "[X]") 1. 0.000001))
1114        ((memq fmt '(estimate)) (org-string-to-estimate s))
1115        (t (string-to-number s)))))
1116
1117 (defun org-columns-uncompile-format (cfmt)
1118   "Turn the compiled columns format back into a string representation."
1119   (let ((rtn "") e s prop title op op-match width fmt printf fun calc)
1120     (while (setq e (pop cfmt))
1121       (setq prop (car e)
1122             title (nth 1 e)
1123             width (nth 2 e)
1124             op (nth 3 e)
1125             fmt (nth 4 e)
1126             printf (nth 5 e)
1127             fun (nth 6 e)
1128             calc (nth 7 e))
1129       (when (setq op-match (rassoc (list fmt fun calc) org-columns-compile-map))
1130         (setq op (car op-match)))
1131       (if (and op printf) (setq op (concat op ";" printf)))
1132       (if (equal title prop) (setq title nil))
1133       (setq s (concat "%" (if width (number-to-string width))
1134                       prop
1135                       (if title (concat "(" title ")"))
1136                       (if op (concat "{" op "}"))))
1137       (setq rtn (concat rtn " " s)))
1138     (org-trim rtn)))
1139
1140 (defun org-columns-compile-format (fmt)
1141   "Turn a column format string into an alist of specifications.
1142 The alist has one entry for each column in the format.  The elements of
1143 that list are:
1144 property     the property
1145 title        the title field for the columns
1146 width        the column width in characters, can be nil for automatic
1147 operator     the operator if any
1148 format       the output format for computed results, derived from operator
1149 printf       a printf format for computed values
1150 fun          the lisp function to compute summary values, derived from operator
1151 calc         function to get values from base elements"
1152   (let ((start 0) width prop title op op-match f printf fun calc)
1153     (setq org-columns-current-fmt-compiled nil)
1154     (while (string-match
1155             (org-re "%\\([0-9]+\\)?\\([[:alnum:]_-]+\\)\\(?:(\\([^)]+\\))\\)?\\(?:{\\([^}]+\\)}\\)?\\s-*")
1156             fmt start)
1157       (setq start (match-end 0)
1158             width (match-string 1 fmt)
1159             prop (match-string 2 fmt)
1160             title (or (match-string 3 fmt) prop)
1161             op (match-string 4 fmt)
1162             f nil
1163             printf nil
1164             fun '+
1165             calc nil)
1166       (if width (setq width (string-to-number width)))
1167       (when (and op (string-match ";" op))
1168         (setq printf (substring op (match-end 0))
1169               op (substring op 0 (match-beginning 0))))
1170       (when (setq op-match (assoc op org-columns-compile-map))
1171         (setq f (cadr op-match)
1172               fun (caddr op-match)
1173               calc (cadddr op-match)))
1174       (push (list prop title width op f printf fun calc)
1175             org-columns-current-fmt-compiled))
1176     (setq org-columns-current-fmt-compiled
1177           (nreverse org-columns-current-fmt-compiled))))
1178
1179
1180 ;;; Dynamic block for Column view
1181
1182 (defvar org-heading-regexp) ; defined in org.el
1183 (defvar org-heading-keyword-regexp-format) ; defined in org.el
1184 (defun org-columns-capture-view (&optional maxlevel skip-empty-rows)
1185   "Get the column view of the current buffer or subtree.
1186 The first optional argument MAXLEVEL sets the level limit.  A
1187 second optional argument SKIP-EMPTY-ROWS tells whether to skip
1188 empty rows, an empty row being one where all the column view
1189 specifiers except ITEM are empty.  This function returns a list
1190 containing the title row and all other rows.  Each row is a list
1191 of fields."
1192   (save-excursion
1193     (let* ((title (mapcar 'cadr org-columns-current-fmt-compiled))
1194            (re-comment (format org-heading-keyword-regexp-format
1195                                org-comment-string))
1196            (re-archive (concat ".*:" org-archive-tag ":"))
1197            (n (length title)) row tbl)
1198       (goto-char (point-min))
1199       (while (re-search-forward org-heading-regexp nil t)
1200         (catch 'next
1201           (when (and (or (null maxlevel)
1202                          (>= maxlevel
1203                              (if org-odd-levels-only
1204                                  (/ (1+ (length (match-string 1))) 2)
1205                                (length (match-string 1)))))
1206                      (get-char-property (match-beginning 0) 'org-columns-key))
1207             (when (save-excursion
1208                     (goto-char (point-at-bol))
1209                     (or (looking-at re-comment)
1210                         (looking-at re-archive)))
1211               (org-end-of-subtree t)
1212               (throw 'next t))
1213             (setq row nil)
1214             (loop for i from 0 to (1- n) do
1215                   (push
1216                    (org-quote-vert
1217                     (or (get-char-property (+ (match-beginning 0) i) 'org-columns-value-modified)
1218                         (get-char-property (+ (match-beginning 0) i) 'org-columns-value)
1219                         ""))
1220                    row))
1221             (setq row (nreverse row))
1222             (unless (and skip-empty-rows
1223                          (eq 1 (length (delete "" (delete-dups (copy-sequence row))))))
1224               (push row tbl)))))
1225       (append (list title 'hline) (nreverse tbl)))))
1226
1227 ;;;###autoload
1228 (defun org-dblock-write:columnview (params)
1229   "Write the column view table.
1230 PARAMS is a property list of parameters:
1231
1232 :width    enforce same column widths with <N> specifiers.
1233 :id       the :ID: property of the entry where the columns view
1234           should be built.  When the symbol `local', call locally.
1235           When `global' call column view with the cursor at the beginning
1236           of the buffer (usually this means that the whole buffer switches
1237           to column view).  When \"file:path/to/file.org\", invoke column
1238           view at the start of that file.  Otherwise, the ID is located
1239           using `org-id-find'.
1240 :hlines   When t, insert a hline before each item.  When a number, insert
1241           a hline before each level <= that number.
1242 :vlines   When t, make each column a colgroup to enforce vertical lines.
1243 :maxlevel When set to a number, don't capture headlines below this level.
1244 :skip-empty-rows
1245           When t, skip rows where all specifiers other than ITEM are empty.
1246 :format   When non-nil, specify the column view format to use."
1247   (let ((pos (point-marker))
1248         (hlines (plist-get params :hlines))
1249         (vlines (plist-get params :vlines))
1250         (maxlevel (plist-get params :maxlevel))
1251         (content-lines (org-split-string (plist-get params :content) "\n"))
1252         (skip-empty-rows (plist-get params :skip-empty-rows))
1253         (columns-fmt (plist-get params :format))
1254         (case-fold-search t)
1255         tbl id idpos nfields tmp recalc line
1256         id-as-string view-file view-pos)
1257     (when (setq id (plist-get params :id))
1258       (setq id-as-string (cond ((numberp id) (number-to-string id))
1259                                ((symbolp id) (symbol-name id))
1260                                ((stringp id) id)
1261                                (t "")))
1262       (cond ((not id) nil)
1263             ((eq id 'global) (setq view-pos (point-min)))
1264             ((eq id 'local))
1265             ((string-match "^file:\\(.*\\)" id-as-string)
1266              (setq view-file (match-string 1 id-as-string)
1267                    view-pos 1)
1268              (unless (file-exists-p view-file)
1269                (error "No such file: \"%s\"" id-as-string)))
1270             ((setq idpos (org-find-entry-with-id id))
1271              (setq view-pos idpos))
1272             ((setq idpos (org-id-find id))
1273              (setq view-file (car idpos))
1274              (setq view-pos (cdr idpos)))
1275             (t (error "Cannot find entry with :ID: %s" id))))
1276     (with-current-buffer (if view-file
1277                              (get-file-buffer view-file)
1278                            (current-buffer))
1279       (save-excursion
1280         (save-restriction
1281           (widen)
1282           (goto-char (or view-pos (point)))
1283           (org-columns columns-fmt)
1284           (setq tbl (org-columns-capture-view maxlevel skip-empty-rows))
1285           (setq nfields (length (car tbl)))
1286           (org-columns-quit))))
1287     (goto-char pos)
1288     (move-marker pos nil)
1289     (when tbl
1290       (when (plist-get params :hlines)
1291         (setq tmp nil)
1292         (while tbl
1293           (if (eq (car tbl) 'hline)
1294               (push (pop tbl) tmp)
1295             (if (string-match "\\` *\\(\\*+\\)" (caar tbl))
1296                 (if (and (not (eq (car tmp) 'hline))
1297                          (or (eq hlines t)
1298                              (and (numberp hlines)
1299                                   (<= (- (match-end 1) (match-beginning 1))
1300                                       hlines))))
1301                     (push 'hline tmp)))
1302             (push (pop tbl) tmp)))
1303         (setq tbl (nreverse tmp)))
1304       (when vlines
1305         (setq tbl (mapcar (lambda (x)
1306                             (if (eq 'hline x) x (cons "" x)))
1307                           tbl))
1308         (setq tbl (append tbl (list (cons "/" (make-list nfields "<>"))))))
1309       (when content-lines
1310         (while (string-match "^#" (car content-lines))
1311           (insert (pop content-lines) "\n")))
1312       (setq pos (point))
1313       (insert (org-listtable-to-string tbl))
1314       (when (plist-get params :width)
1315         (insert "\n|" (mapconcat (lambda (x) (format "<%d>" (max 3 x)))
1316                                  org-columns-current-widths "|")))
1317       (while (setq line (pop content-lines))
1318         (when (string-match "^#" line)
1319           (insert "\n" line)
1320           (when (string-match "^[ \t]*#\\+tblfm" line)
1321             (setq recalc t))))
1322       (if recalc
1323           (progn (goto-char pos) (org-table-recalculate 'all))
1324         (goto-char pos)
1325         (org-table-align)))))
1326
1327 (defun org-listtable-to-string (tbl)
1328   "Convert a listtable TBL to a string that contains the Org-mode table.
1329 The table still need to be aligned.  The resulting string has no leading
1330 and tailing newline characters."
1331   (mapconcat
1332    (lambda (x)
1333      (cond
1334       ((listp x)
1335        (concat "|" (mapconcat 'identity x "|") "|"))
1336       ((eq x 'hline) "|-|")
1337       (t (error "Garbage in listtable: %s" x))))
1338    tbl "\n"))
1339
1340 ;;;###autoload
1341 (defun org-insert-columns-dblock ()
1342   "Create a dynamic block capturing a column view table."
1343   (interactive)
1344   (let ((defaults '(:name "columnview" :hlines 1))
1345         (id (org-icompleting-read
1346              "Capture columns (local, global, entry with :ID: property) [local]: "
1347              (append '(("global") ("local"))
1348                      (mapcar 'list (org-property-values "ID"))))))
1349     (if (equal id "") (setq id 'local))
1350     (if (equal id "global") (setq id 'global))
1351     (setq defaults (append defaults (list :id id)))
1352     (org-create-dblock defaults)
1353     (org-update-dblock)))
1354
1355 ;;; Column view in the agenda
1356
1357 (defvar org-agenda-view-columns-initially nil
1358   "When set, switch to columns view immediately after creating the agenda.")
1359
1360 (defvar org-agenda-columns-show-summaries) ; defined in org-agenda.el
1361 (defvar org-agenda-columns-compute-summary-properties); defined in org-agenda.el
1362 (defvar org-agenda-columns-add-appointments-to-effort-sum); as well
1363
1364 ;;;###autoload
1365 (defun org-agenda-columns ()
1366   "Turn on or update column view in the agenda."
1367   (interactive)
1368   (org-verify-version 'columns)
1369   (org-columns-remove-overlays)
1370   (move-marker org-columns-begin-marker (point))
1371   (let ((org-columns-time (time-to-number-of-days (current-time)))
1372         cache maxwidths m p a d fmt)
1373     (cond
1374      ((and (boundp 'org-agenda-overriding-columns-format)
1375            org-agenda-overriding-columns-format)
1376       (setq fmt org-agenda-overriding-columns-format))
1377      ((setq m (org-get-at-bol 'org-hd-marker))
1378       (setq fmt (or (org-entry-get m "COLUMNS" t)
1379                     (with-current-buffer (marker-buffer m)
1380                       org-columns-default-format))))
1381      ((and (boundp 'org-columns-current-fmt)
1382            (local-variable-p 'org-columns-current-fmt)
1383            org-columns-current-fmt)
1384       (setq fmt org-columns-current-fmt))
1385      ((setq m (next-single-property-change (point-min) 'org-hd-marker))
1386       (setq m (get-text-property m 'org-hd-marker))
1387       (setq fmt (or (org-entry-get m "COLUMNS" t)
1388                     (with-current-buffer (marker-buffer m)
1389                       org-columns-default-format)))))
1390     (setq fmt (or fmt org-columns-default-format))
1391     (org-set-local 'org-columns-current-fmt fmt)
1392     (org-columns-compile-format fmt)
1393     (when org-agenda-columns-compute-summary-properties
1394       (org-agenda-colview-compute org-columns-current-fmt-compiled))
1395     (save-excursion
1396       ;; Get and cache the properties
1397       (goto-char (point-min))
1398       (while (not (eobp))
1399         (when (setq m (or (org-get-at-bol 'org-hd-marker)
1400                           (org-get-at-bol 'org-marker)))
1401           (setq p (org-entry-properties m))
1402
1403           (when (or (not (setq a (assoc org-effort-property p)))
1404                     (not (string-match "\\S-" (or (cdr a) ""))))
1405             ;; OK, the property is not defined.  Use appointment duration?
1406             (when (and org-agenda-columns-add-appointments-to-effort-sum
1407                        (setq d (get-text-property (point) 'duration)))
1408               (setq d (org-minutes-to-clocksum-string d))
1409               (put-text-property 0 (length d) 'face 'org-warning d)
1410               (push (cons org-effort-property d) p)))
1411           (push (cons (org-current-line) p) cache))
1412         (beginning-of-line 2))
1413       (when cache
1414         (setq maxwidths (org-columns-get-autowidth-alist fmt cache))
1415         (org-set-local 'org-columns-current-maxwidths maxwidths)
1416         (org-columns-display-here-title)
1417         (when (org-set-local 'org-columns-flyspell-was-active
1418                              (org-bound-and-true-p flyspell-mode))
1419           (flyspell-mode 0))
1420         (mapc (lambda (x)
1421                 (org-goto-line (car x))
1422                 (org-columns-display-here (cdr x)))
1423               cache)
1424         (when org-agenda-columns-show-summaries
1425           (org-agenda-colview-summarize cache))))))
1426
1427 (defun org-agenda-colview-summarize (cache)
1428   "Summarize the summarizable columns in column view in the agenda.
1429 This will add overlays to the date lines, to show the summary for each day."
1430   (let* ((fmt (mapcar (lambda (x)
1431                         (if (string-match "CLOCKSUM.*" (car x))
1432                             (list (match-string 0 (car x))
1433                                   (nth 1 x) (nth 2 x) ":" 'add_times
1434                                   nil '+ nil)
1435                           x))
1436                       org-columns-current-fmt-compiled))
1437          line c c1 stype calc sumfunc props lsum entries prop v title)
1438     (catch 'exit
1439       (when (delq nil (mapcar 'cadr fmt))
1440         ;; OK, at least one summation column, it makes sense to try this
1441         (goto-char (point-max))
1442         (while t
1443           (when (or (get-text-property (point) 'org-date-line)
1444                     (eq (get-text-property (point) 'face)
1445                         'org-agenda-structure))
1446             ;; OK, this is a date line that should be used
1447             (setq line (org-current-line))
1448             (setq entries nil c cache cache nil)
1449             (while (setq c1 (pop c))
1450               (if (> (car c1) line)
1451                   (push c1 entries)
1452                 (push c1 cache)))
1453             ;; now ENTRIES are the ones we want to use, CACHE is the rest
1454             ;; Compute the summaries for the properties we want,
1455             ;; set nil properties for the rest.
1456             (when (setq entries (mapcar 'cdr entries))
1457               (setq props
1458                     (mapcar
1459                      (lambda (f)
1460                        (setq prop (car f)
1461                              title (nth 1 f)
1462                              stype (nth 4 f)
1463                              sumfunc (nth 6 f)
1464                              calc (or (nth 7 f) 'identity))
1465                        (cond
1466                         ((equal prop "ITEM")
1467                          (cons prop (buffer-substring (point-at-bol)
1468                                                       (point-at-eol))))
1469                         ((not stype) (cons prop ""))
1470                         (t ;; do the summary
1471                          (setq lsum nil)
1472                          (dolist (x entries)
1473                            (setq v (cdr (assoc prop x)))
1474                            (if v
1475                                (push
1476                                 (funcall
1477                                  (if (not (get-text-property 0 'org-computed v))
1478                                      calc
1479                                    'identity)
1480                                  (org-columns-string-to-number
1481                                   v stype))
1482                                 lsum)))
1483                          (setq lsum (remove nil lsum))
1484                          (setq lsum
1485                                (cond ((> (length lsum) 1)
1486                                       (org-columns-number-to-string
1487                                        (apply sumfunc lsum) stype))
1488                                      ((eq (length lsum) 1)
1489                                       (org-columns-number-to-string
1490                                        (car lsum) stype))
1491                                      (t "")))
1492                          (put-text-property 0 (length lsum) 'face 'bold lsum)
1493                          (unless (eq calc 'identity)
1494                            (put-text-property 0 (length lsum) 'org-computed t lsum))
1495                          (cons prop lsum))))
1496                      fmt))
1497               (org-columns-display-here props 'dateline)
1498               (org-set-local 'org-agenda-columns-active t)))
1499           (if (bobp) (throw 'exit t))
1500           (beginning-of-line 0))))))
1501
1502 (defun org-agenda-colview-compute (fmt)
1503   "Compute the relevant columns in the contributing source buffers."
1504   (let ((files org-agenda-contributing-files)
1505         (org-columns-begin-marker (make-marker))
1506         (org-columns-top-level-marker (make-marker))
1507         f fm a b)
1508     (while (setq f (pop files))
1509       (setq b (find-buffer-visiting f))
1510       (with-current-buffer (or (buffer-base-buffer b) b)
1511         (save-excursion
1512           (save-restriction
1513             (widen)
1514             (org-with-silent-modifications
1515              (remove-text-properties (point-min) (point-max) '(org-summaries t)))
1516             (goto-char (point-min))
1517             (org-columns-get-format-and-top-level)
1518             (while (setq fm (pop fmt))
1519               (cond ((equal (car fm) "CLOCKSUM")
1520                      (org-clock-sum))
1521                     ((equal (car fm) "CLOCKSUM_T")
1522                      (org-clock-sum-today))
1523                     ((and (nth 4 fm)
1524                           (setq a (assoc (car fm)
1525                                          org-columns-current-fmt-compiled))
1526                           (equal (nth 4 a) (nth 4 fm)))
1527                      (org-columns-compute (car fm)))))))))))
1528
1529 (defun org-format-time-period (interval)
1530   "Convert time in fractional days to days/hours/minutes/seconds."
1531   (if (numberp interval)
1532       (let* ((days (floor interval))
1533              (frac-hours (* 24 (- interval days)))
1534              (hours (floor frac-hours))
1535              (minutes (floor (* 60 (- frac-hours hours))))
1536              (seconds (floor (* 60 (- (* 60 (- frac-hours hours)) minutes)))))
1537         (format "%dd %02dh %02dm %02ds" days hours minutes seconds))
1538     ""))
1539
1540 (defun org-estimate-mean-and-var (v)
1541   "Return the mean and variance of an estimate."
1542   (let* ((low (float (car v)))
1543          (high (float (cadr v)))
1544          (mean (/ (+ low high) 2.0))
1545          (var (/ (+ (expt (- mean low) 2.0) (expt (- high mean) 2.0)) 2.0)))
1546     (list  mean var)))
1547
1548 (defun org-estimate-combine (&rest el)
1549   "Combine a list of estimates, using mean and variance.
1550 The mean and variance of the result will be the sum of the means
1551 and variances (respectively) of the individual estimates."
1552   (let ((mean 0)
1553         (var 0))
1554     (mapc (lambda (e)
1555             (let ((stats (org-estimate-mean-and-var e)))
1556               (setq mean (+ mean (car stats)))
1557               (setq var (+ var (cadr stats)))))
1558           el)
1559     (let ((stdev (sqrt var)))
1560       (list (- mean stdev) (+ mean stdev)))))
1561
1562 (defun org-estimate-print (e &optional fmt)
1563   "Prepare a string representation of an estimate.
1564 This formats these numbers as two numbers with a \"-\" between them."
1565   (if (null fmt) (set 'fmt "%.0f"))
1566   (format "%s" (mapconcat (lambda (n) (format fmt n))  e "-")))
1567
1568 (defun org-string-to-estimate (s)
1569   "Convert a string to an estimate.
1570 The string should be two numbers joined with a \"-\"."
1571   (if (string-match "\\(.*\\)-\\(.*\\)" s)
1572       (list (string-to-number (match-string 1 s))
1573             (string-to-number(match-string 2 s)))
1574     (list (string-to-number s) (string-to-number s))))
1575
1576 (provide 'org-colview)
1577
1578 ;;; org-colview.el ends here