lisp/org/org-archive.el

   1 ;;; org-archive.el --- Archiving for Org-mode
   2
   3 ;; Copyright (C) 2004-2011  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 ;; Version: 7.7
   9 ;;
  10 ;; This file is part of GNU Emacs.
  11 ;;
  12 ;; GNU Emacs is free software: you can redistribute it and/or modify
  13 ;; it under the terms of the GNU General Public License as published by
  14 ;; the Free Software Foundation, either version 3 of the License, or
  15 ;; (at your option) any later version.
  16
  17 ;; GNU Emacs is distributed in the hope that it will be useful,
  18 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
  19 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20 ;; GNU General Public License for more details.
  21
  22 ;; You should have received a copy of the GNU General Public License
  23 ;; along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.
  24 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
  25 ;;
  26 ;;; Commentary:
  27
  28 ;; This file contains the face definitions for Org.
  29
  30 ;;; Code:
  31
  32 (require 'org)
  33
  34 (declare-function org-inlinetask-remove-END-maybe "org-inlinetask" ())
  35
  36 (defcustom org-archive-default-command 'org-archive-subtree
  37   "The default archiving command."
  38   :group 'org-archive
  39   :type '(choice
  40           (const org-archive-subtree)
  41           (const org-archive-to-archive-sibling)
  42           (const org-archive-set-tag)))
  43
  44 (defcustom org-archive-reversed-order nil
  45   "Non-nil means make the tree first child under the archive heading, not last."
  46   :group 'org-archive
  47   :type 'boolean)
  48
  49 (defcustom org-archive-sibling-heading "Archive"
  50   "Name of the local archive sibling that is used to archive entries locally.
  51 Locally means: in the tree, under a sibling.
  52 See `org-archive-to-archive-sibling' for more information."
  53   :group 'org-archive
  54   :type 'string)
  55
  56 (defcustom org-archive-mark-done nil
  57   "Non-nil means mark entries as DONE when they are moved to the archive file.
  58 This can be a string to set the keyword to use.  When t, Org-mode will
  59 use the first keyword in its list that means done."
  60   :group 'org-archive
  61   :type '(choice
  62           (const :tag "No" nil)
  63           (const :tag "Yes" t)
  64           (string :tag "Use this keyword")))
  65
  66 (defcustom org-archive-stamp-time t
  67   "Non-nil means add a time stamp to entries moved to an archive file.
  68 This variable is obsolete and has no effect anymore, instead add or remove
  69 `time' from the variable `org-archive-save-context-info'."
  70   :group 'org-archive
  71   :type 'boolean)
  72
  73 (defcustom org-archive-subtree-add-inherited-tags 'infile
  74   "Non-nil means append inherited tags when archiving a subtree."
  75   :group 'org-archive
  76   :type '(choice
  77           (const :tag "Never" nil)
  78           (const :tag "When archiving a subtree to the same file" infile)
  79           (const :tag "Always" t)))
  80
  81 (defcustom org-archive-save-context-info '(time file olpath category todo itags)
  82   "Parts of context info that should be stored as properties when archiving.
  83 When a subtree is moved to an archive file, it loses information given by
  84 context, like inherited tags, the category, and possibly also the TODO
  85 state (depending on the variable `org-archive-mark-done').
  86 This variable can be a list of any of the following symbols:
  87
  88 time       The time of archiving.
  89 file       The file where the entry originates.
  90 ltags      The local tags, in the headline of the subtree.
  91 itags      The tags the subtree inherits from further up the hierarchy.
  92 todo       The pre-archive TODO state.
  93 category   The category, taken from file name or #+CATEGORY lines.
  94 olpath     The outline path to the item.  These are all headlines above
  95            the current item, separated by /, like a file path.
  96
  97 For each symbol present in the list, a property will be created in
  98 the archived entry, with a prefix \"ARCHIVE_\", to remember this
  99 information."
 100   :group 'org-archive
 101   :type '(set :greedy t
 102           (const :tag "Time" time)
 103           (const :tag "File" file)
 104           (const :tag "Category" category)
 105           (const :tag "TODO state" todo)
 106           (const :tag "Priority" priority)
 107           (const :tag "Inherited tags" itags)
 108           (const :tag "Outline path" olpath)
 109           (const :tag "Local tags" ltags)))
 110
 111 (defun org-get-local-archive-location ()
 112   "Get the archive location applicable at point."
 113   (let ((re "^#\\+ARCHIVE:[ \t]+\\(\\S-.*\\S-\\)[ \t]*$")
 114         prop)
 115     (save-excursion
 116       (save-restriction
 117         (widen)
 118         (setq prop (org-entry-get nil "ARCHIVE" 'inherit))
 119         (cond
 120          ((and prop (string-match "\\S-" prop))
 121           prop)
 122          ((or (re-search-backward re nil t)
 123               (re-search-forward re nil t))
 124           (match-string 1))
 125          (t org-archive-location))))))
 126
 127 (defun org-add-archive-files (files)
 128   "Splice the archive files into the list of files.
 129 This implies visiting all these files and finding out what the
 130 archive file is."
 131   (org-uniquify
 132    (apply
 133     'append
 134     (mapcar
 135      (lambda (f)
 136        (if (not (file-exists-p f))
 137            nil
 138          (with-current-buffer (org-get-agenda-file-buffer f)
 139            (cons f (org-all-archive-files)))))
 140      files))))
 141
 142 (defun org-all-archive-files ()
 143   "Get a list of all archive files used in the current buffer."
 144   (let (file files)
 145     (save-excursion
 146       (save-restriction
 147         (goto-char (point-min))
 148         (while (re-search-forward
 149                 "^\\(#\\+\\|[ \t]*:\\)ARCHIVE:[ \t]+\\(.*\\)"
 150                 nil t)
 151           (setq file (org-extract-archive-file
 152                       (org-match-string-no-properties 2)))
 153           (and file (> (length file) 0) (file-exists-p file)
 154                (add-to-list 'files file)))))
 155     (setq files (nreverse files))
 156     (setq file (org-extract-archive-file))
 157     (and file (> (length file) 0) (file-exists-p file)
 158          (add-to-list 'files file))
 159     files))
 160
 161 (defun org-extract-archive-file (&optional location)
 162   "Extract and expand the file name from archive LOCATION.
 163 if LOCATION is not given, the value of `org-archive-location' is used."
 164   (setq location (or location org-archive-location))
 165   (if (string-match "\\(.*\\)::\\(.*\\)" location)
 166       (if (= (match-beginning 1) (match-end 1))
 167           (buffer-file-name (buffer-base-buffer))
 168         (expand-file-name
 169          (format (match-string 1 location)
 170                  (file-name-nondirectory
 171                   (buffer-file-name (buffer-base-buffer))))))))
 172
 173 (defun org-extract-archive-heading (&optional location)
 174   "Extract the heading from archive LOCATION.
 175 if LOCATION is not given, the value of `org-archive-location' is used."
 176   (setq location (or location org-archive-location))
 177   (if (string-match "\\(.*\\)::\\(.*\\)" location)
 178       (format (match-string 2 location)
 179               (file-name-nondirectory
 180                (buffer-file-name (buffer-base-buffer))))))
 181
 182 (defun org-archive-subtree (&optional find-done)
 183   "Move the current subtree to the archive.
 184 The archive can be a certain top-level heading in the current file, or in
 185 a different file.  The tree will be moved to that location, the subtree
 186 heading be marked DONE, and the current time will be added.
 187
 188 When called with prefix argument FIND-DONE, find whole trees without any
 189 open TODO items and archive them (after getting confirmation from the user).
 190 If the cursor is not at a headline when this command is called, try all level
 191 1 trees.  If the cursor is on a headline, only try the direct children of
 192 this heading."
 193   (interactive "P")
 194   (if find-done
 195       (org-archive-all-done)
 196     ;; Save all relevant TODO keyword-relatex variables
 197
 198     (let ((tr-org-todo-line-regexp org-todo-line-regexp) ; keep despite compiler
 199           (tr-org-todo-keywords-1 org-todo-keywords-1)
 200           (tr-org-todo-kwd-alist org-todo-kwd-alist)
 201           (tr-org-done-keywords org-done-keywords)
 202           (tr-org-todo-regexp org-todo-regexp)
 203           (tr-org-todo-line-regexp org-todo-line-regexp)
 204           (tr-org-odd-levels-only org-odd-levels-only)
 205           (this-buffer (current-buffer))
 206           ;; start of variables that will be used for saving context
 207           ;; The compiler complains about them - keep them anyway!
 208           (file (abbreviate-file-name
 209                  (or (buffer-file-name (buffer-base-buffer))
 210                      (error "No file associated to buffer"))))
 211           (olpath (mapconcat 'identity (org-get-outline-path) "/"))
 212           (time (format-time-string
 213                  (substring (cdr org-time-stamp-formats) 1 -1)
 214                  (current-time)))
 215           category todo priority ltags itags atags
 216           ;; end of variables that will be used for saving context
 217           location afile heading buffer level newfile-p infile-p visiting)
 218
 219       ;; Find the local archive location
 220       (setq location (org-get-local-archive-location)
 221             afile (org-extract-archive-file location)
 222             heading (org-extract-archive-heading location)
 223             infile-p (equal file (abbreviate-file-name afile)))
 224       (unless afile
 225         (error "Invalid `org-archive-location'"))
 226
 227       (if (> (length afile) 0)
 228           (setq newfile-p (not (file-exists-p afile))
 229                 visiting (find-buffer-visiting afile)
 230                 buffer (or visiting (find-file-noselect afile)))
 231         (setq buffer (current-buffer)))
 232       (unless buffer
 233         (error "Cannot access file \"%s\"" afile))
 234       (if (and (> (length heading) 0)
 235                (string-match "^\\*+" heading))
 236           (setq level (match-end 0))
 237         (setq heading nil level 0))
 238       (save-excursion
 239         (org-back-to-heading t)
 240         ;; Get context information that will be lost by moving the tree
 241         (setq category (org-get-category nil 'force-refresh)
 242               todo (and (looking-at org-todo-line-regexp)
 243                         (match-string 2))
 244               priority (org-get-priority
 245                         (if (match-end 3) (match-string 3) ""))
 246               ltags (org-get-tags)
 247               itags (org-delete-all ltags (org-get-tags-at))
 248               atags (org-get-tags-at))
 249         (setq ltags (mapconcat 'identity ltags " ")
 250               itags (mapconcat 'identity itags " "))
 251         ;; We first only copy, in case something goes wrong
 252         ;; we need to protect `this-command', to avoid kill-region sets it,
 253         ;; which would lead to duplication of subtrees
 254         (let (this-command) (org-copy-subtree 1 nil t))
 255         (set-buffer buffer)
 256         ;; Enforce org-mode for the archive buffer
 257         (if (not (org-mode-p))
 258             ;; Force the mode for future visits.
 259             (let ((org-insert-mode-line-in-empty-file t)
 260                   (org-inhibit-startup t))
 261               (call-interactively 'org-mode)))
 262         (when newfile-p
 263           (goto-char (point-max))
 264           (insert (format "\nArchived entries from file %s\n\n"
 265                           (buffer-file-name this-buffer))))
 266         ;; Force the TODO keywords of the original buffer
 267         (let ((org-todo-line-regexp tr-org-todo-line-regexp)
 268               (org-todo-keywords-1 tr-org-todo-keywords-1)
 269               (org-todo-kwd-alist tr-org-todo-kwd-alist)
 270               (org-done-keywords tr-org-done-keywords)
 271               (org-todo-regexp tr-org-todo-regexp)
 272               (org-todo-line-regexp tr-org-todo-line-regexp)
 273               (org-odd-levels-only
 274                (if (local-variable-p 'org-odd-levels-only (current-buffer))
 275                    org-odd-levels-only
 276                  tr-org-odd-levels-only)))
 277           (goto-char (point-min))
 278           (show-all)
 279           (if heading
 280               (progn
 281                 (if (re-search-forward
 282                      (concat "^" (regexp-quote heading)
 283                              (org-re "[ \t]*\\(:[[:alnum:]_@#%:]+:\\)?[ \t]*\\($\\|\r\\)"))
 284                      nil t)
 285                     (goto-char (match-end 0))
 286                   ;; Heading not found, just insert it at the end
 287                   (goto-char (point-max))
 288                   (or (bolp) (insert "\n"))
 289                   (insert "\n" heading "\n")
 290                   (end-of-line 0))
 291                 ;; Make the subtree visible
 292                 (show-subtree)
 293                 (if org-archive-reversed-order
 294                     (progn
 295                       (org-back-to-heading t)
 296                       (outline-next-heading))
 297                   (org-end-of-subtree t))
 298                 (skip-chars-backward " \t\r\n")
 299                 (and (looking-at "[ \t\r\n]*")
 300                      (replace-match "\n\n")))
 301             ;; No specific heading, just go to end of file.
 302             (goto-char (point-max)) (insert "\n"))
 303           ;; Paste
 304           (org-paste-subtree (org-get-valid-level level (and heading 1)))
 305           ;; Shall we append inherited tags?
 306           (and itags
 307                (or (and (eq org-archive-subtree-add-inherited-tags 'infile)
 308                         infile-p)
 309                    (eq org-archive-subtree-add-inherited-tags t))
 310                (org-set-tags-to atags))
 311           ;; Mark the entry as done
 312           (when (and org-archive-mark-done
 313                      (looking-at org-todo-line-regexp)
 314                      (or (not (match-end 2))
 315                          (not (member (match-string 2) org-done-keywords))))
 316             (let (org-log-done org-todo-log-states)
 317               (org-todo
 318                (car (or (member org-archive-mark-done org-done-keywords)
 319                         org-done-keywords)))))
 320
 321           ;; Add the context info
 322           (when org-archive-save-context-info
 323             (let ((l org-archive-save-context-info) e n v)
 324               (while (setq e (pop l))
 325                 (when (and (setq v (symbol-value e))
 326                            (stringp v) (string-match "\\S-" v))
 327                   (setq n (concat "ARCHIVE_" (upcase (symbol-name e))))
 328                   (org-entry-put (point) n v)))))
 329
 330           ;; Save and kill the buffer, if it is not the same buffer.
 331           (when (not (eq this-buffer buffer))
 332             (save-buffer))))
 333       ;; Here we are back in the original buffer.  Everything seems to have
 334       ;; worked.  So now cut the tree and finish up.
 335       (let (this-command) (org-cut-subtree))
 336       (when (featurep 'org-inlinetask)
 337         (org-inlinetask-remove-END-maybe))
 338       (setq org-markers-to-move nil)
 339       (message "Subtree archived %s"
 340                (if (eq this-buffer buffer)
 341                    (concat "under heading: " heading)
 342                  (concat "in file: " (abbreviate-file-name afile))))))
 343   (org-reveal)
 344   (if (looking-at "^[ \t]*$")
 345       (outline-next-visible-heading 1)))
 346
 347 (defun org-archive-to-archive-sibling ()
 348   "Archive the current heading by moving it under the archive sibling.
 349 The archive sibling is a sibling of the heading with the heading name
 350 `org-archive-sibling-heading' and an `org-archive-tag' tag.  If this
 351 sibling does not exist, it will be created at the end of the subtree."
 352   (interactive)
 353   (save-restriction
 354     (widen)
 355     (let (b e pos leader level)
 356       (org-back-to-heading t)
 357       (looking-at outline-regexp)
 358       (setq leader (match-string 0)
 359             level (funcall outline-level))
 360       (setq pos (point))
 361       (condition-case nil
 362           (outline-up-heading 1 t)
 363         (error (setq e (point-max)) (goto-char (point-min))))
 364       (setq b (point))
 365       (unless e
 366         (condition-case nil
 367             (org-end-of-subtree t t)
 368           (error (goto-char (point-max))))
 369         (setq e (point)))
 370       (goto-char b)
 371       (unless (re-search-forward
 372                (concat "^" (regexp-quote leader)
 373                        "[ \t]*"
 374                        org-archive-sibling-heading
 375                        "[ \t]*:"
 376                        org-archive-tag ":") e t)
 377         (goto-char e)
 378         (or (bolp) (newline))
 379         (insert leader org-archive-sibling-heading "\n")
 380         (beginning-of-line 0)
 381         (org-toggle-tag org-archive-tag 'on))
 382       (beginning-of-line 1)
 383       (if org-archive-reversed-order
 384           (outline-next-heading)
 385         (org-end-of-subtree t t))
 386       (save-excursion
 387         (goto-char pos)
 388         (let ((this-command this-command)) (org-cut-subtree)))
 389       (org-paste-subtree (org-get-valid-level level 1))
 390       (org-set-property
 391        "ARCHIVE_TIME"
 392        (format-time-string
 393         (substring (cdr org-time-stamp-formats) 1 -1)
 394         (current-time)))
 395       (outline-up-heading 1 t)
 396       (hide-subtree)
 397       (org-cycle-show-empty-lines 'folded)
 398       (goto-char pos)))
 399   (org-reveal)
 400   (if (looking-at "^[ \t]*$")
 401       (outline-next-visible-heading 1)))
 402
 403 (defun org-archive-all-done (&optional tag)
 404   "Archive sublevels of the current tree without open TODO items.
 405 If the cursor is not on a headline, try all level 1 trees.  If
 406 it is on a headline, try all direct children.
 407 When TAG is non-nil, don't move trees, but mark them with the ARCHIVE tag."
 408   (let ((re (concat org-outline-regexp-bol "+" org-not-done-regexp)) re1
 409         (rea (concat ".*:" org-archive-tag ":"))
 410         (begm (make-marker))
 411         (endm (make-marker))
 412         (question (if tag "Set ARCHIVE tag (no open TODO items)? "
 413                     "Move subtree to archive (no open TODO items)? "))
 414         beg end (cntarch 0))
 415     (if (org-on-heading-p)
 416         (progn
 417           (setq re1 (concat "^" (regexp-quote
 418                                  (make-string
 419                                   (+ (- (match-end 0) (match-beginning 0) 1)
 420                                      (if org-odd-levels-only 2 1))
 421                                   ?*))
 422                             " "))
 423           (move-marker begm (point))
 424           (move-marker endm (org-end-of-subtree t)))
 425       (setq re1 "^* ")
 426       (move-marker begm (point-min))
 427       (move-marker endm (point-max)))
 428     (save-excursion
 429       (goto-char begm)
 430       (while (re-search-forward re1 endm t)
 431         (setq beg (match-beginning 0)
 432               end (save-excursion (org-end-of-subtree t) (point)))
 433         (goto-char beg)
 434         (if (re-search-forward re end t)
 435             (goto-char end)
 436           (goto-char beg)
 437           (if (and (or (not tag) (not (looking-at rea)))
 438                    (y-or-n-p question))
 439               (progn
 440                 (if tag
 441                     (org-toggle-tag org-archive-tag 'on)
 442                   (org-archive-subtree))
 443                 (setq cntarch (1+ cntarch)))
 444             (goto-char end)))))
 445     (message "%d trees archived" cntarch)))
 446
 447 (defun org-toggle-archive-tag (&optional find-done)
 448   "Toggle the archive tag for the current headline.
 449 With prefix ARG, check all children of current headline and offer tagging
 450 the children that do not contain any open TODO items."
 451   (interactive "P")
 452   (if find-done
 453       (org-archive-all-done 'tag)
 454     (let (set)
 455       (save-excursion
 456         (org-back-to-heading t)
 457         (setq set (org-toggle-tag org-archive-tag))
 458         (when set (hide-subtree)))
 459       (and set (beginning-of-line 1))
 460       (message "Subtree %s" (if set "archived" "unarchived")))))
 461
 462 (defun org-archive-set-tag ()
 463   "Set the ARCHIVE tag."
 464   (interactive)
 465   (org-toggle-tag org-archive-tag 'on))
 466
 467 ;;;###autoload
 468 (defun org-archive-subtree-default ()
 469   "Archive the current subtree with the default command.
 470 This command is set with the variable `org-archive-default-command'."
 471   (interactive)
 472   (call-interactively org-archive-default-command))
 473
 474 ;;;###autoload
 475 (defun org-archive-subtree-default-with-confirmation ()
 476   "Archive the current subtree with the default command.
 477 This command is set with the variable `org-archive-default-command'."
 478   (interactive)
 479   (if (y-or-n-p "Archive this subtree or entry? ")
 480       (call-interactively org-archive-default-command)
 481     (error "Abort")))
 482
 483 (provide 'org-archive)
 484
 485
 486
 487 ;;; org-archive.el ends here