mirror of
https://git.savannah.gnu.org/git/emacs/org-mode.git
synced 2024-08-26 08:32:51 +00:00
605 lines
23 KiB
EmacsLisp
605 lines
23 KiB
EmacsLisp
;;; org-icalendar.el --- iCalendar export for Org-mode
|
|
|
|
;; Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009
|
|
;; Free Software Foundation, Inc.
|
|
|
|
;; Author: Carsten Dominik <carsten at orgmode dot org>
|
|
;; Keywords: outlines, hypermedia, calendar, wp
|
|
;; Homepage: http://orgmode.org
|
|
;; Version: 6.32trans
|
|
;;
|
|
;; This file is part of GNU Emacs.
|
|
;;
|
|
;; GNU Emacs is free software: you can redistribute it and/or modify
|
|
;; it under the terms of the GNU General Public License as published by
|
|
;; the Free Software Foundation, either version 3 of the License, or
|
|
;; (at your option) any later version.
|
|
|
|
;; GNU Emacs is distributed in the hope that it will be useful,
|
|
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
;; GNU General Public License for more details.
|
|
|
|
;; You should have received a copy of the GNU General Public License
|
|
;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>.
|
|
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
|
|
;;
|
|
;;; Commentary:
|
|
|
|
(require 'org-exp)
|
|
|
|
(declare-function org-bbdb-anniv-export-ical "org-bbdb" nil)
|
|
|
|
(defgroup org-export-icalendar nil
|
|
"Options specific for iCalendar export of Org-mode files."
|
|
:tag "Org Export iCalendar"
|
|
:group 'org-export)
|
|
|
|
(defcustom org-combined-agenda-icalendar-file "~/org.ics"
|
|
"The file name for the iCalendar file covering all agenda files.
|
|
This file is created with the command \\[org-export-icalendar-all-agenda-files].
|
|
The file name should be absolute, the file will be overwritten without warning."
|
|
:group 'org-export-icalendar
|
|
:type 'file)
|
|
|
|
(defcustom org-icalendar-combined-name "OrgMode"
|
|
"Calendar name for the combined iCalendar representing all agenda files."
|
|
:group 'org-export-icalendar
|
|
:type 'string)
|
|
|
|
(defcustom org-icalendar-use-plain-timestamp t
|
|
"Non-nil means, make an event from every plain time stamp."
|
|
:group 'org-export-icalendar
|
|
:type 'boolean)
|
|
|
|
(defcustom org-icalendar-use-deadline '(event-if-not-todo todo-due)
|
|
"Contexts where iCalendar export should use a deadline time stamp.
|
|
This is a list with several symbols in it. Valid symbol are:
|
|
|
|
event-if-todo Deadlines in TODO entries become calendar events.
|
|
event-if-not-todo Deadlines in non-TODO entries become calendar events.
|
|
todo-due Use deadlines in TODO entries as due-dates"
|
|
:group 'org-export-icalendar
|
|
:type '(set :greedy t
|
|
(const :tag "Deadlines in non-TODO entries become events"
|
|
event-if-not-todo)
|
|
(const :tag "Deadline in TODO entries become events"
|
|
event-if-todo)
|
|
(const :tag "Deadlines in TODO entries become due-dates"
|
|
todo-due)))
|
|
|
|
(defcustom org-icalendar-use-scheduled '(todo-start)
|
|
"Contexts where iCalendar export should use a scheduling time stamp.
|
|
This is a list with several symbols in it. Valid symbol are:
|
|
|
|
event-if-todo Scheduling time stamps in TODO entries become an event.
|
|
event-if-not-todo Scheduling time stamps in non-TODO entries become an event.
|
|
todo-start Scheduling time stamps in TODO entries become start date.
|
|
Some calendar applications show TODO entries only after
|
|
that date."
|
|
:group 'org-export-icalendar
|
|
:type '(set :greedy t
|
|
(const :tag
|
|
"SCHEDULED timestamps in non-TODO entries become events"
|
|
event-if-not-todo)
|
|
(const :tag "SCHEDULED timestamps in TODO entries become events"
|
|
event-if-todo)
|
|
(const :tag "SCHEDULED in TODO entries become start date"
|
|
todo-start)))
|
|
|
|
(defcustom org-icalendar-categories '(local-tags category)
|
|
"Items that should be entered into the categories field.
|
|
This is a list of symbols, the following are valid:
|
|
|
|
category The Org-mode category of the current file or tree
|
|
todo-state The todo state, if any
|
|
local-tags The tags, defined in the current line
|
|
all-tags All tags, including inherited ones."
|
|
:group 'org-export-icalendar
|
|
:type '(repeat
|
|
(choice
|
|
(const :tag "The file or tree category" category)
|
|
(const :tag "The TODO state" todo-state)
|
|
(const :tag "Tags defined in current line" local-tags)
|
|
(const :tag "All tags, including inherited ones" all-tags))))
|
|
|
|
(defcustom org-icalendar-include-todo nil
|
|
"Non-nil means, export to iCalendar files should also cover TODO items.
|
|
Valid values are:
|
|
nil don't inlcude any TODO items
|
|
t include all TODO items that are not in a DONE state
|
|
unblocked include all TODO idems that are not blocked
|
|
all include both done and not done items."
|
|
:group 'org-export-icalendar
|
|
:type '(choice
|
|
(const :tag "None" nil)
|
|
(const :tag "Unfinished" t)
|
|
(const :tag "Unblocked" unblocked)
|
|
(const :tag "All" all)))
|
|
|
|
(defvar org-icalendar-verify-function nil
|
|
"Function to verify entries for iCalendar export.
|
|
This can be set to a function that will be called at each entry that
|
|
is considered for export to iCalendar. When the function returns nil,
|
|
the entry will be skipped. When it returns a non-nil value, the entry
|
|
will be considered for export.
|
|
This is used internally when an agenda buffer is exported to an ics file,
|
|
to make sure that only entries currently listed in the agenda will end
|
|
up in the ics file. But for normal iCalendar export, you can use this
|
|
for whatevery you need.")
|
|
|
|
(defcustom org-icalendar-include-bbdb-anniversaries nil
|
|
"Non-nil means, a combined iCalendar files should include anniversaries.
|
|
The anniversaries are define in the BBDB database."
|
|
:group 'org-export-icalendar
|
|
:type 'boolean)
|
|
|
|
(defcustom org-icalendar-include-sexps t
|
|
"Non-nil means, export to iCalendar files should also cover sexp entries.
|
|
These are entries like in the diary, but directly in an Org-mode file."
|
|
:group 'org-export-icalendar
|
|
:type 'boolean)
|
|
|
|
(defcustom org-icalendar-include-body 100
|
|
"Amount of text below headline to be included in iCalendar export.
|
|
This is a number of characters that should maximally be included.
|
|
Properties, scheduling and clocking lines will always be removed.
|
|
The text will be inserted into the DESCRIPTION field."
|
|
:group 'org-export-icalendar
|
|
:type '(choice
|
|
(const :tag "Nothing" nil)
|
|
(const :tag "Everything" t)
|
|
(integer :tag "Max characters")))
|
|
|
|
(defcustom org-icalendar-store-UID nil
|
|
"Non-nil means, store any created UIDs in properties.
|
|
The iCalendar standard requires that all entries have a unique identifier.
|
|
Org will create these identifiers as needed. When this variable is non-nil,
|
|
the created UIDs will be stored in the ID property of the entry. Then the
|
|
next time this entry is exported, it will be exported with the same UID,
|
|
superceding the previous form of it. This is essential for
|
|
synchronization services.
|
|
This variable is not turned on by default because we want to avoid creating
|
|
a property drawer in every entry if people are only playing with this feature,
|
|
or if they are only using it locally."
|
|
:group 'org-export-icalendar
|
|
:type 'boolean)
|
|
|
|
(defcustom org-icalendar-timezone (getenv "TZ")
|
|
"The time zone string for iCalendar export.
|
|
When nil of the empty string, use the abbreviation retrieved from Emacs."
|
|
:group 'org-export-icalendar
|
|
:type '(choice
|
|
(const :tag "Unspecified" nil)
|
|
(string :tag "Time zone")))
|
|
|
|
;;; iCalendar export
|
|
|
|
;;;###autoload
|
|
(defun org-export-icalendar-this-file ()
|
|
"Export current file as an iCalendar file.
|
|
The iCalendar file will be located in the same directory as the Org-mode
|
|
file, but with extension `.ics'."
|
|
(interactive)
|
|
(org-export-icalendar nil buffer-file-name))
|
|
|
|
;;;###autoload
|
|
(defun org-export-icalendar-all-agenda-files ()
|
|
"Export all files in `org-agenda-files' to iCalendar .ics files.
|
|
Each iCalendar file will be located in the same directory as the Org-mode
|
|
file, but with extension `.ics'."
|
|
(interactive)
|
|
(apply 'org-export-icalendar nil (org-agenda-files t)))
|
|
|
|
;;;###autoload
|
|
(defun org-export-icalendar-combine-agenda-files ()
|
|
"Export all files in `org-agenda-files' to a single combined iCalendar file.
|
|
The file is stored under the name `org-combined-agenda-icalendar-file'."
|
|
(interactive)
|
|
(apply 'org-export-icalendar t (org-agenda-files t)))
|
|
|
|
(defun org-export-icalendar (combine &rest files)
|
|
"Create iCalendar files for all elements of FILES.
|
|
If COMBINE is non-nil, combine all calendar entries into a single large
|
|
file and store it under the name `org-combined-agenda-icalendar-file'."
|
|
(save-excursion
|
|
(org-prepare-agenda-buffers files)
|
|
(let* ((dir (org-export-directory
|
|
:ical (list :publishing-directory
|
|
org-export-publishing-directory)))
|
|
file ical-file ical-buffer category started org-agenda-new-buffers)
|
|
(and (get-buffer "*ical-tmp*") (kill-buffer "*ical-tmp*"))
|
|
(when combine
|
|
(setq ical-file
|
|
(if (file-name-absolute-p org-combined-agenda-icalendar-file)
|
|
org-combined-agenda-icalendar-file
|
|
(expand-file-name org-combined-agenda-icalendar-file dir))
|
|
ical-buffer (org-get-agenda-file-buffer ical-file))
|
|
(set-buffer ical-buffer) (erase-buffer))
|
|
(while (setq file (pop files))
|
|
(catch 'nextfile
|
|
(org-check-agenda-file file)
|
|
(set-buffer (org-get-agenda-file-buffer file))
|
|
(unless combine
|
|
(setq ical-file (concat (file-name-as-directory dir)
|
|
(file-name-sans-extension
|
|
(file-name-nondirectory buffer-file-name))
|
|
".ics"))
|
|
(setq ical-buffer (org-get-agenda-file-buffer ical-file))
|
|
(with-current-buffer ical-buffer (erase-buffer)))
|
|
(setq category (or org-category
|
|
(file-name-sans-extension
|
|
(file-name-nondirectory buffer-file-name))))
|
|
(if (symbolp category) (setq category (symbol-name category)))
|
|
(let ((standard-output ical-buffer))
|
|
(if combine
|
|
(and (not started) (setq started t)
|
|
(org-start-icalendar-file org-icalendar-combined-name))
|
|
(org-start-icalendar-file category))
|
|
(org-print-icalendar-entries combine)
|
|
(when (or (and combine (not files)) (not combine))
|
|
(when (and combine org-icalendar-include-bbdb-anniversaries)
|
|
(require 'org-bbdb)
|
|
(org-bbdb-anniv-export-ical))
|
|
(org-finish-icalendar-file)
|
|
(set-buffer ical-buffer)
|
|
(run-hooks 'org-before-save-iCalendar-file-hook)
|
|
(save-buffer)
|
|
(run-hooks 'org-after-save-iCalendar-file-hook)
|
|
(and (boundp 'org-wait) (numberp org-wait) (sit-for org-wait))
|
|
))))
|
|
(org-release-buffers org-agenda-new-buffers))))
|
|
|
|
(defvar org-before-save-iCalendar-file-hook nil
|
|
"Hook run before an iCalendar file has been saved.
|
|
This can be used to modify the result of the export.")
|
|
|
|
(defvar org-after-save-iCalendar-file-hook nil
|
|
"Hook run after an iCalendar file has been saved.
|
|
The iCalendar buffer is still current when this hook is run.
|
|
A good way to use this is to tell a desktop calendar application to re-read
|
|
the iCalendar file.")
|
|
|
|
(defvar org-agenda-default-appointment-duration) ; defined in org-agenda.el
|
|
(defun org-print-icalendar-entries (&optional combine)
|
|
"Print iCalendar entries for the current Org-mode file to `standard-output'.
|
|
When COMBINE is non nil, add the category to each line."
|
|
(require 'org-agenda)
|
|
(let ((re1 (concat org-ts-regexp "\\|<%%([^>\n]+>"))
|
|
(re2 (concat "--?-?\\(" org-ts-regexp "\\)"))
|
|
(dts (org-ical-ts-to-string
|
|
(format-time-string (cdr org-time-stamp-formats) (current-time))
|
|
"DTSTART"))
|
|
hd ts ts2 state status (inc t) pos b sexp rrule
|
|
scheduledp deadlinep todo prefix due start
|
|
tmp pri categories location summary desc uid
|
|
(sexp-buffer (get-buffer-create "*ical-tmp*")))
|
|
(org-refresh-category-properties)
|
|
(save-excursion
|
|
(goto-char (point-min))
|
|
(while (re-search-forward re1 nil t)
|
|
(catch :skip
|
|
(org-agenda-skip)
|
|
(when org-icalendar-verify-function
|
|
(unless (save-match-data (funcall org-icalendar-verify-function))
|
|
(outline-next-heading)
|
|
(backward-char 1)
|
|
(throw :skip nil)))
|
|
(setq pos (match-beginning 0)
|
|
ts (match-string 0)
|
|
inc t
|
|
hd (condition-case nil
|
|
(org-icalendar-cleanup-string
|
|
(org-get-heading))
|
|
(error (throw :skip nil)))
|
|
summary (org-icalendar-cleanup-string
|
|
(org-entry-get nil "SUMMARY"))
|
|
desc (org-icalendar-cleanup-string
|
|
(or (org-entry-get nil "DESCRIPTION")
|
|
(and org-icalendar-include-body (org-get-entry)))
|
|
t org-icalendar-include-body)
|
|
location (org-icalendar-cleanup-string
|
|
(org-entry-get nil "LOCATION" 'selective))
|
|
uid (if org-icalendar-store-UID
|
|
(org-id-get-create)
|
|
(or (org-id-get) (org-id-new)))
|
|
categories (org-export-get-categories)
|
|
deadlinep nil scheduledp nil)
|
|
(if (looking-at re2)
|
|
(progn
|
|
(goto-char (match-end 0))
|
|
(setq ts2 (match-string 1)
|
|
inc (not (string-match "[0-9]\\{1,2\\}:[0-9][0-9]" ts2))))
|
|
(setq tmp (buffer-substring (max (point-min)
|
|
(- pos org-ds-keyword-length))
|
|
pos)
|
|
ts2 (if (string-match "[0-9]\\{1,2\\}:[0-9][0-9]-\\([0-9]\\{1,2\\}:[0-9][0-9]\\)" ts)
|
|
(progn
|
|
(setq inc nil)
|
|
(replace-match "\\1" t nil ts))
|
|
ts)
|
|
deadlinep (string-match org-deadline-regexp tmp)
|
|
scheduledp (string-match org-scheduled-regexp tmp)
|
|
todo (org-get-todo-state)
|
|
;; donep (org-entry-is-done-p)
|
|
))
|
|
(when (and (not org-icalendar-use-plain-timestamp)
|
|
(not deadlinep) (not scheduledp))
|
|
(throw :skip t))
|
|
(when (and
|
|
deadlinep
|
|
(if todo
|
|
(not (memq 'event-if-todo org-icalendar-use-deadline))
|
|
(not (memq 'event-if-not-todo org-icalendar-use-deadline))))
|
|
(throw :skip t))
|
|
(when (and
|
|
scheduledp
|
|
(if todo
|
|
(not (memq 'event-if-todo org-icalendar-use-scheduled))
|
|
(not (memq 'event-if-not-todo org-icalendar-use-scheduled))))
|
|
(throw :skip t))
|
|
(setq prefix (if deadlinep "DL-" (if scheduledp "SC-" "TS-")))
|
|
(if (or (string-match org-tr-regexp hd)
|
|
(string-match org-ts-regexp hd))
|
|
(setq hd (replace-match "" t t hd)))
|
|
(if (string-match "\\+\\([0-9]+\\)\\([dwmy]\\)>" ts)
|
|
(setq rrule
|
|
(concat "\nRRULE:FREQ="
|
|
(cdr (assoc
|
|
(match-string 2 ts)
|
|
'(("d" . "DAILY")("w" . "WEEKLY")
|
|
("m" . "MONTHLY")("y" . "YEARLY"))))
|
|
";INTERVAL=" (match-string 1 ts)))
|
|
(setq rrule ""))
|
|
(setq summary (or summary hd))
|
|
(if (string-match org-bracket-link-regexp summary)
|
|
(setq summary
|
|
(replace-match (if (match-end 3)
|
|
(match-string 3 summary)
|
|
(match-string 1 summary))
|
|
t t summary)))
|
|
(if deadlinep (setq summary (concat "DL: " summary)))
|
|
(if scheduledp (setq summary (concat "S: " summary)))
|
|
(if (string-match "\\`<%%" ts)
|
|
(with-current-buffer sexp-buffer
|
|
(insert (substring ts 1 -1) " " summary "\n"))
|
|
(princ (format "BEGIN:VEVENT
|
|
UID: %s
|
|
%s
|
|
%s%s
|
|
SUMMARY:%s%s%s
|
|
CATEGORIES:%s
|
|
END:VEVENT\n"
|
|
(concat prefix uid)
|
|
(org-ical-ts-to-string ts "DTSTART")
|
|
(org-ical-ts-to-string ts2 "DTEND" inc)
|
|
rrule summary
|
|
(if (and desc (string-match "\\S-" desc))
|
|
(concat "\nDESCRIPTION: " desc) "")
|
|
(if (and location (string-match "\\S-" location))
|
|
(concat "\nLOCATION: " location) "")
|
|
categories)))))
|
|
(when (and org-icalendar-include-sexps
|
|
(condition-case nil (require 'icalendar) (error nil))
|
|
(fboundp 'icalendar-export-region))
|
|
;; Get all the literal sexps
|
|
(goto-char (point-min))
|
|
(while (re-search-forward "^&?%%(" nil t)
|
|
(catch :skip
|
|
(org-agenda-skip)
|
|
(when org-icalendar-verify-function
|
|
(unless (save-match-data (funcall org-icalendar-verify-function))
|
|
(outline-next-heading)
|
|
(backward-char 1)
|
|
(throw :skip nil)))
|
|
(setq b (match-beginning 0))
|
|
(goto-char (1- (match-end 0)))
|
|
(forward-sexp 1)
|
|
(end-of-line 1)
|
|
(setq sexp (buffer-substring b (point)))
|
|
(with-current-buffer sexp-buffer
|
|
(insert sexp "\n"))))
|
|
(princ (org-diary-to-ical-string sexp-buffer))
|
|
(kill-buffer sexp-buffer))
|
|
|
|
(when org-icalendar-include-todo
|
|
(setq prefix "TODO-")
|
|
(goto-char (point-min))
|
|
(while (re-search-forward org-todo-line-regexp nil t)
|
|
(catch :skip
|
|
(org-agenda-skip)
|
|
(when org-icalendar-verify-function
|
|
(unless (save-match-data
|
|
(funcall org-icalendar-verify-function))
|
|
(outline-next-heading)
|
|
(backward-char 1)
|
|
(throw :skip nil)))
|
|
(setq state (match-string 2))
|
|
(setq status (if (member state org-done-keywords)
|
|
"COMPLETED" "NEEDS-ACTION"))
|
|
(when (and state
|
|
(cond
|
|
;; check if the state is one we should use
|
|
((eq org-icalendar-include-todo 'all)
|
|
;; all should be included
|
|
t)
|
|
((eq org-icalendar-include-todo 'unblocked)
|
|
;; only undone entries that are not blocked
|
|
(and (member state org-not-done-keywords)
|
|
(or (not org-blocker-hook)
|
|
(save-match-data
|
|
(run-hook-with-args-until-failure
|
|
'org-blocker-hook
|
|
(list :type 'todo-state-change
|
|
:position (point-at-bol)
|
|
:from 'todo
|
|
:to 'done))))))
|
|
((eq org-icalendar-include-todo t)
|
|
;; include everything that is not done
|
|
(member state org-not-done-keywords))))
|
|
(setq hd (match-string 3)
|
|
summary (org-icalendar-cleanup-string
|
|
(org-entry-get nil "SUMMARY"))
|
|
desc (org-icalendar-cleanup-string
|
|
(or (org-entry-get nil "DESCRIPTION")
|
|
(and org-icalendar-include-body (org-get-entry)))
|
|
t org-icalendar-include-body)
|
|
location (org-icalendar-cleanup-string
|
|
(org-entry-get nil "LOCATION" 'selective))
|
|
due (and (member 'todo-due org-icalendar-use-deadline)
|
|
(org-entry-get nil "DEADLINE"))
|
|
start (and (member 'todo-start org-icalendar-use-scheduled)
|
|
(org-entry-get nil "SCHEDULED"))
|
|
categories (org-export-get-categories)
|
|
uid (if org-icalendar-store-UID
|
|
(org-id-get-create)
|
|
(or (org-id-get) (org-id-new))))
|
|
(and due (setq due (org-ical-ts-to-string due "DUE")))
|
|
(and start (setq start (org-ical-ts-to-string start "DTSTART")))
|
|
|
|
(if (string-match org-bracket-link-regexp hd)
|
|
(setq hd (replace-match (if (match-end 3) (match-string 3 hd)
|
|
(match-string 1 hd))
|
|
t t hd)))
|
|
(if (string-match org-priority-regexp hd)
|
|
(setq pri (string-to-char (match-string 2 hd))
|
|
hd (concat (substring hd 0 (match-beginning 1))
|
|
(substring hd (match-end 1))))
|
|
(setq pri org-default-priority))
|
|
(setq pri (floor (- 9 (* 8. (/ (float (- org-lowest-priority pri))
|
|
(- org-lowest-priority org-highest-priority))))))
|
|
|
|
(princ (format "BEGIN:VTODO
|
|
UID: %s
|
|
%s
|
|
SUMMARY:%s%s%s%s
|
|
CATEGORIES:%s
|
|
SEQUENCE:1
|
|
PRIORITY:%d
|
|
STATUS:%s
|
|
END:VTODO\n"
|
|
(concat prefix uid)
|
|
(or start dts)
|
|
(or summary hd)
|
|
(if (and location (string-match "\\S-" location))
|
|
(concat "\nLOCATION: " location) "")
|
|
(if (and desc (string-match "\\S-" desc))
|
|
(concat "\nDESCRIPTION: " desc) "")
|
|
(if due (concat "\n" due) "")
|
|
categories
|
|
pri status)))))))))
|
|
|
|
(defun org-export-get-categories ()
|
|
"Get categories according to `org-icalendar-categories'."
|
|
(let ((cs org-icalendar-categories) c rtn tmp)
|
|
(while (setq c (pop cs))
|
|
(cond
|
|
((eq c 'category) (push (org-get-category) rtn))
|
|
((eq c 'todo-state)
|
|
(setq tmp (org-get-todo-state))
|
|
(and tmp (push tmp rtn)))
|
|
((eq c 'local-tags)
|
|
(setq rtn (append (nreverse (org-get-local-tags-at (point))) rtn)))
|
|
((eq c 'all-tags)
|
|
(setq rtn (append (nreverse (org-get-tags-at (point))) rtn)))))
|
|
(mapconcat 'identity (nreverse rtn) ",")))
|
|
|
|
(defun org-icalendar-cleanup-string (s &optional is-body maxlength)
|
|
"Take out stuff and quote what needs to be quoted.
|
|
When IS-BODY is non-nil, assume that this is the body of an item, clean up
|
|
whitespace, newlines, drawers, and timestamps, and cut it down to MAXLENGTH
|
|
characters."
|
|
(if (not s)
|
|
nil
|
|
(when is-body
|
|
(let ((re (concat "\\(" org-drawer-regexp "\\)[^\000]*?:END:.*\n?"))
|
|
(re2 (concat "^[ \t]*" org-keyword-time-regexp ".*\n?")))
|
|
(while (string-match re s) (setq s (replace-match "" t t s)))
|
|
(while (string-match re2 s) (setq s (replace-match "" t t s)))))
|
|
(let ((start 0))
|
|
(while (string-match "\\([,;]\\)" s start)
|
|
(setq start (+ (match-beginning 0) 2)
|
|
s (replace-match "\\\\\\1" nil nil s))))
|
|
(setq s (org-trim s))
|
|
(when is-body
|
|
(while (string-match "[ \t]*\n[ \t]*" s)
|
|
(setq s (replace-match "\\n" t t s))))
|
|
(if is-body
|
|
(if maxlength
|
|
(if (and (numberp maxlength)
|
|
(> (length s) maxlength))
|
|
(setq s (substring s 0 maxlength)))))
|
|
s))
|
|
|
|
(defun org-icalendar-cleanup-string-rfc2455 (s &optional is-body maxlength)
|
|
"Take out stuff and quote what needs to be quoted.
|
|
When IS-BODY is non-nil, assume that this is the body of an item, clean up
|
|
whitespace, newlines, drawers, and timestamps, and cut it down to MAXLENGTH
|
|
characters.
|
|
This seems to be more like RFC 2455, but it causes problems, so it is
|
|
not used right now."
|
|
(if (not s)
|
|
nil
|
|
(if is-body
|
|
(let ((re (concat "\\(" org-drawer-regexp "\\)[^\000]*?:END:.*\n?"))
|
|
(re2 (concat "^[ \t]*" org-keyword-time-regexp ".*\n?")))
|
|
(while (string-match re s) (setq s (replace-match "" t t s)))
|
|
(while (string-match re2 s) (setq s (replace-match "" t t s)))
|
|
(setq s (org-trim s))
|
|
(while (string-match "[ \t]*\n[ \t]*" s)
|
|
(setq s (replace-match "\\n" t t s)))
|
|
(if maxlength
|
|
(if (and (numberp maxlength)
|
|
(> (length s) maxlength))
|
|
(setq s (substring s 0 maxlength)))))
|
|
(setq s (org-trim s)))
|
|
(while (string-match "\"" s) (setq s (replace-match "''" t t s)))
|
|
(when (string-match "[;,:]" s) (setq s (concat "\"" s "\"")))
|
|
s))
|
|
|
|
(defun org-start-icalendar-file (name)
|
|
"Start an iCalendar file by inserting the header."
|
|
(let ((user user-full-name)
|
|
(name (or name "unknown"))
|
|
(timezone (if (> (length org-icalendar-timezone) 0)
|
|
org-icalendar-timezone
|
|
(cadr (current-time-zone)))))
|
|
(princ
|
|
(format "BEGIN:VCALENDAR
|
|
VERSION:2.0
|
|
X-WR-CALNAME:%s
|
|
PRODID:-//%s//Emacs with Org-mode//EN
|
|
X-WR-TIMEZONE:%s
|
|
CALSCALE:GREGORIAN\n" name user timezone))))
|
|
|
|
(defun org-finish-icalendar-file ()
|
|
"Finish an iCalendar file by inserting the END statement."
|
|
(princ "END:VCALENDAR\n"))
|
|
|
|
(defun org-ical-ts-to-string (s keyword &optional inc)
|
|
"Take a time string S and convert it to iCalendar format.
|
|
KEYWORD is added in front, to make a complete line like DTSTART....
|
|
When INC is non-nil, increase the hour by two (if time string contains
|
|
a time), or the day by one (if it does not contain a time)."
|
|
(let ((t1 (org-parse-time-string s 'nodefault))
|
|
t2 fmt have-time time)
|
|
(if (and (car t1) (nth 1 t1) (nth 2 t1))
|
|
(setq t2 t1 have-time t)
|
|
(setq t2 (org-parse-time-string s)))
|
|
(let ((s (car t2)) (mi (nth 1 t2)) (h (nth 2 t2))
|
|
(d (nth 3 t2)) (m (nth 4 t2)) (y (nth 5 t2)))
|
|
(when inc
|
|
(if have-time
|
|
(if org-agenda-default-appointment-duration
|
|
(setq mi (+ org-agenda-default-appointment-duration mi))
|
|
(setq h (+ 2 h)))
|
|
(setq d (1+ d))))
|
|
(setq time (encode-time s mi h d m y)))
|
|
(setq fmt (if have-time ":%Y%m%dT%H%M%S" ";VALUE=DATE:%Y%m%d"))
|
|
(concat keyword (format-time-string fmt time))))
|
|
|
|
(provide 'org-icalendar)
|
|
|
|
;; arch-tag: 2dee2b6e-9211-4aee-8a47-a3c7e5bc30cf
|
|
;;; org-icalendar.el ends here
|