-;;; diary.el --- diary functions.
+;;; diary-lib.el --- diary functions.
-;; Copyright (C) 1989, 1990, 1992 Free Software Foundation, Inc.
+;; Copyright (C) 1989, 1990, 1992, 1993, 1994 Free Software Foundation, Inc.
;; Author: Edward M. Reingold <reingold@cs.uiuc.edu>
;; Keywords: calendar
;; 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 2, or (at your option)
+;; any later version.
+
;; GNU Emacs is distributed in the hope that it will be useful,
-;; but WITHOUT ANY WARRANTY. No author or distributor
-;; accepts responsibility to anyone for the consequences of using it
-;; or for whether it serves any particular purpose or works at all,
-;; unless he says so in writing. Refer to the GNU Emacs General Public
-;; License for full details.
-
-;; Everyone is granted permission to copy, modify and redistribute
-;; GNU Emacs, but only under the conditions described in the
-;; GNU Emacs General Public License. A copy of this license is
-;; supposed to have been given to you along with GNU Emacs so you
-;; can know your rights and responsibilities. It should be in a
-;; file named COPYING. Among other things, the copyright notice
-;; and this notice must be preserved on all copies.
+;; 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; see the file COPYING. If not, write to
+;; the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
;;; Commentary:
"Generate the diary window for ARG days starting with the current date.
If no argument is provided, the number of days of diary entries is governed
by the variable `number-of-diary-entries'. This function is suitable for
-execution in a .emacs file."
+execution in a `.emacs' file."
(interactive "P")
(let ((d-file (substitute-in-file-name diary-file))
(date (calendar-current-date)))
(defun view-diary-entries (arg)
"Prepare and display a buffer with diary entries.
-Searches the file diary-file for entries that match ARG days starting with
-the date indicated by the cursor position in the displayed three-month
-calendar."
+Searches the file named in `diary-file' for entries that
+match ARG days starting with the date indicated by the cursor position
+in the displayed three-month calendar."
(interactive "p")
(let ((d-file (substitute-in-file-name diary-file)))
(if (and d-file (file-exists-p d-file))
(if (file-readable-p d-file)
- (list-diary-entries (or (calendar-cursor-to-date)
- (error "Cursor is not on a date!"))
- arg)
- (error "Your diary file is not readable!"))
+ (list-diary-entries (calendar-cursor-to-date t) arg)
+ (error "Diary file is not readable!"))
(error "You don't have a diary file!"))))
+(defun view-other-diary-entries (arg diary-file)
+ "Prepare and display buffer of diary entries from an alternative diary file.
+Prompts for a file name and searches that file for entries that match ARG
+days starting with the date indicated by the cursor position in the displayed
+three-month calendar."
+ (interactive
+ (list (cond ((null current-prefix-arg) 1)
+ ((listp current-prefix-arg) (car current-prefix-arg))
+ (t current-prefix-arg))
+ (setq diary-file (read-file-name "Enter diary file name: "
+ default-directory nil t))))
+ (view-diary-entries arg))
+
(autoload 'check-calendar-holidays "holidays"
"Check the list of holidays for any that occur on DATE.
The value returned is a list of strings of relevant holiday descriptions.
-The holidays are those in the list calendar-holidays."
+The holidays are those in the list `calendar-holidays'."
t)
-
(autoload 'calendar-holiday-list "holidays"
"Form the list of holidays that occur on dates in the calendar window.
-The holidays are those in the list calendar-holidays."
+The holidays are those in the list `calendar-holidays'."
t)
(autoload 'diary-french-date "cal-french"
No diary entry if there is no sunset on that date."
t)
-(defvar diary-syntax-table
- (standard-syntax-table)
+(defvar diary-syntax-table (copy-syntax-table (standard-syntax-table))
"The syntax table used when parsing dates in the diary file.
It is the standard syntax table used in Fundamental mode, but with the
syntax of `*' changed to be a word constituent.")
\(consisting of the empty string) for a date with no diary entries.
After the list is prepared, the hooks `nongregorian-diary-listing-hook',
-`list-diary-entries-hook', and `diary-display-hook' are run. These hooks
-have the following distinct roles:
+`list-diary-entries-hook', `diary-display-hook', and `diary-hook' are run.
+These hooks have the following distinct roles:
`nongregorian-diary-listing-hook' can cull dates from the diary
and each included file. Usually used for Hebrew or Islamic
`list-diary-entries-hook' adds or manipulates diary entries from
external sources. Used, for example, to include diary entries
- from other files or to sort the diary entries. Invoked *once* only.
+ from other files or to sort the diary entries. Invoked *once* only,
+ before the display hook is run.
+
+ `diary-display-hook' does the actual display of information. If this is
+ nil, simple-diary-display will be used. Use add-hook to set this to
+ fancy-diary-display, if desired. If you want no diary display, use
+ add-hook to set this to ignore.
- `diary-display-hook' does the actual display of information. Could be
- used also for an appointment notification function."
+ `diary-hook' is run last. This can be used for an appointment
+ notification function."
(if (< 0 number)
(let* ((original-date date);; save for possible use in the hooks
(set-syntax-table old-diary-syntax-table))
(goto-char (point-min))
(run-hooks 'nongregorian-diary-listing-hook
- 'list-diary-entries-hook
- 'diary-display-hook)
+ 'list-diary-entries-hook)
+ (if diary-display-hook
+ (run-hooks 'diary-display-hook)
+ (simple-diary-display))
+ (run-hooks 'diary-hook)
diary-entries-list))))
(defun include-other-diary-files ()
"Include the diary entries from other diary files with those of diary-file.
-This function is suitable for use just before fancy-diary-display as the
-list-diary-entries-hook; it enables you to use shared diary files together
-with your own. The files included are specified in the diary-file by lines of
-the form
+This function is suitable for use in `list-diary-entries-hook';
+it enables you to use shared diary files together with your own.
+The files included are specified in the diaryfile by lines of this form:
#include \"filename\"
This is recursive; that is, #include directives in diary files thus included
-are obeyed. You can change the \"#include\" to some other string by
+are obeyed. You can change the `#include' to some other string by
changing the variable `diary-include-string'."
(goto-char (point-min))
(while (re-search-forward
(buffer-substring (match-beginning 2) (match-end 2))))
(diary-list-include-blanks nil)
(list-diary-entries-hook 'include-other-diary-files)
- (diary-display-hook nil))
+ (diary-display-hook 'ignore)
+ (diary-hook nil))
(if (file-exists-p diary-file)
(if (file-readable-p diary-file)
(unwind-protect
(defun fancy-diary-display ()
"Prepare a diary buffer with relevant entries in a fancy, noneditable form.
-This function is provided for optional use as the `list-diary-entries-hook'."
+This function is provided for optional use as the `diary-display-hook'."
+ (save-excursion;; Turn off selective-display in the diary file's buffer.
+ (set-buffer (get-file-buffer (substitute-in-file-name diary-file)))
+ (let ((diary-modified (buffer-modified-p)))
+ (subst-char-in-region (point-min) (point-max) ?\^M ?\n t)
+ (setq selective-display nil)
+ (kill-local-variable 'mode-line-format)
+ (set-buffer-modified-p diary-modified)))
(if (or (not diary-entries-list)
(and (not (cdr diary-entries-list))
(string-equal (car (cdr (car diary-entries-list))) "")))
(setq buffer-read-only t)
(display-buffer holiday-buffer)
(message "No diary entries for %s" date-string)))
- (save-excursion;; Turn off selective-display in the diary file's buffer.
- (set-buffer (get-file-buffer (substitute-in-file-name diary-file)))
- (let ((diary-modified (buffer-modified-p)))
- (subst-char-in-region (point-min) (point-max) ?\^M ?\n t)
- (setq selective-display nil)
- (kill-local-variable 'mode-line-format)
- (set-buffer-modified-p diary-modified)))
(save-excursion;; Prepare the fancy diary buffer.
- (set-buffer (get-buffer-create fancy-diary-buffer))
+ (set-buffer (make-fancy-diary-buffer))
(setq buffer-read-only nil)
- (make-local-variable 'mode-line-format)
- (calendar-set-mode-line "Diary Entries")
- (erase-buffer)
(let ((entry-list diary-entries-list)
(holiday-list)
(holiday-list-last-month 1)
(display-buffer fancy-diary-buffer)
(message "Preparing diary...done"))))
+(defun make-fancy-diary-buffer ()
+ "Create and return the initial fancy diary buffer."
+ (save-excursion
+ (set-buffer (get-buffer-create fancy-diary-buffer))
+ (setq buffer-read-only nil)
+ (make-local-variable 'mode-line-format)
+ (calendar-set-mode-line "Diary Entries")
+ (erase-buffer)
+ (set-buffer-modified-p nil)
+ (setq buffer-read-only t)
+ (get-buffer fancy-diary-buffer)))
+
(defun print-diary-entries ()
"Print a hard copy of the diary display.
(error "You don't have a diary buffer!")))))
(defun show-all-diary-entries ()
- "Show all of the diary entries in the diary-file.
-This function gets rid of the selective display of the diary-file so that
+ "Show all of the diary entries in the diary file.
+This function gets rid of the selective display of the diary file so that
all entries, not just some, are visible. If there is no diary buffer, one
is created."
(interactive)
(defun mark-diary-entries ()
"Mark days in the calendar window that have diary entries.
-Each entry in diary-file visible in the calendar window is marked. After the
-entries are marked, the hooks `nongregorian-diary-marking-hook' and
+Each entry in the diary file visible in the calendar window is marked.
+After the entries are marked, the hooks `nongregorian-diary-marking-hook' and
`mark-diary-entries-hook' are run."
(interactive)
(setq mark-diary-entries-in-calendar t)
(defun mark-sexp-diary-entries ()
"Mark days in the calendar window that have sexp diary entries.
-Each entry in diary-file (or included files) visible in the calendar window
+Each entry in the diary file (or included files) visible in the calendar window
is marked. See the documentation for the function `list-sexp-diary-entries'."
(let* ((sexp-mark (regexp-quote sexp-diary-entry-symbol))
(s-entry (concat "\\(\\`\\|\^M\\|\n\\)" sexp-mark "("))
(calendar-gregorian-from-absolute date))))))))
(defun mark-included-diary-files ()
- "Mark the diary entries from other diary files with those of diary-file.
-This function is suitable for use as the mark-diary-entries-hook; it enables
+ "Mark the diary entries from other diary files with those of the diary file.
+This function is suitable for use as the `mark-diary-entries-hook'; it enables
you to use shared diary files together with your own. The files included are
-specified in the diary-file by lines of the form
+specified in the diary-file by lines of this form:
#include \"filename\"
This is recursive; that is, #include directives in diary files thus included
-are obeyed. You can change the \"#include\" to some other string by
+are obeyed. You can change the `#include' to some other string by
changing the variable `diary-include-string'."
(goto-char (point-min))
(while (re-search-forward
(defun mark-calendar-date-pattern (month day year)
"Mark all dates in the calendar window that conform to MONTH/DAY/YEAR.
-A value of 0 in any position is a wild-card."
+A value of 0 in any position is a wildcard."
(save-excursion
(set-buffer calendar-buffer)
(let ((m displayed-month)
(defun mark-calendar-month (month year p-month p-day p-year)
"Mark dates in the MONTH/YEAR that conform to pattern P-MONTH/P_DAY/P-YEAR.
-A value of 0 in any position of the pattern is a wild-card."
+A value of 0 in any position of the pattern is a wildcard."
(if (or (and (= month p-month)
(or (= p-year 0) (= year p-year)))
(and (= p-month 0)
The recognized forms are XXXX or X:XX or XX:XX (military time), XXam or XXpm,
and XX:XXam or XX:XXpm."
(cond ((string-match;; Military time
- "^ *\\([0-9]?[0-9]\\):?\\([0-9][0-9]\\)\\(\\>\\|[^ap]\\)" s)
+ "^[ \t]*\\([0-9]?[0-9]\\):?\\([0-9][0-9]\\)\\(\\>\\|[^ap]\\)" s)
(+ (* 100 (string-to-int
(substring s (match-beginning 1) (match-end 1))))
(string-to-int (substring s (match-beginning 2) (match-end 2)))))
((string-match;; Hour only XXam or XXpm
- "^ *\\([0-9]?[0-9]\\)\\([ap]\\)m\\>" s)
+ "^[ \t]*\\([0-9]?[0-9]\\)\\([ap]\\)m\\>" s)
(+ (* 100 (% (string-to-int
(substring s (match-beginning 1) (match-end 1)))
12))
(substring s (match-beginning 2) (match-end 2)))
0 1200)))
((string-match;; Hour and minute XX:XXam or XX:XXpm
- "^ *\\([0-9]?[0-9]\\):\\([0-9][0-9]\\)\\([ap]\\)m\\>" s)
+ "^[ \t]*\\([0-9]?[0-9]\\):\\([0-9][0-9]\\)\\([ap]\\)m\\>" s)
(+ (* 100 (% (string-to-int
(substring s (match-beginning 1) (match-end 1)))
12))
(t -9999)));; Unrecognizable
(defun list-hebrew-diary-entries ()
- "Add any Hebrew date entries from the diary-file to diary-entries-list.
-Hebrew date diary entries must be prefaced by a hebrew-diary-entry-symbol
-(normally an `H'). The same diary-date-forms govern the style of the Hebrew
+ "Add any Hebrew date entries from the diary file to `diary-entries-list'.
+Hebrew date diary entries must be prefaced by `hebrew-diary-entry-symbol'
+\(normally an `H'). The same diary date forms govern the style of the Hebrew
calendar entries, except that the Hebrew month names must be spelled in full.
The Hebrew months are numbered from 1 to 13 with Nisan being 1, 12 being
Adar I and 13 being Adar II; you must use `Adar I' if you want Adar of a
common Hebrew year. If a Hebrew date diary entry begins with a
-diary-nonmarking-symbol the entry will appear in the diary listing, but will
+`diary-nonmarking-symbol', the entry will appear in the diary listing, but will
not be marked in the calendar. This function is provided for use with the
-nongregorian-diary-listing-hook."
+`nongregorian-diary-listing-hook'."
(if (< 0 number)
(let ((buffer-read-only nil)
(diary-modified (buffer-modified-p))
"Mark days in the calendar window that have Hebrew date diary entries.
Each entry in diary-file (or included files) visible in the calendar window
is marked. Hebrew date entries are prefaced by a hebrew-diary-entry-symbol
-(normally an `H'). The same diary-date-forms govern the style of the Hebrew
+\(normally an `H'). The same diary-date-forms govern the style of the Hebrew
calendar entries, except that the Hebrew month names must be spelled in full.
The Hebrew months are numbered from 1 to 13 with Nisan being 1, 12 being
Adar I and 13 being Adar II; you must use `Adar I' if you want Adar of a
(defun mark-hebrew-calendar-date-pattern (month day year)
"Mark dates in calendar window that conform to Hebrew date MONTH/DAY/YEAR.
-A value of 0 in any position is a wild-card."
+A value of 0 in any position is a wildcard."
(save-excursion
(set-buffer calendar-buffer)
(if (and (/= 0 month) (/= 0 day))
(calendar-gregorian-from-absolute date)))))))))
(defun list-sexp-diary-entries (date)
- "Add sexp entries for DATE from the diary-file to diary-entries-list.
+ "Add sexp entries for DATE from the diary file to `diary-entries-list'.
Also, Make them visible in the diary file. Returns t if any entries were
found.
-Sexp diary entries must be prefaced by a sexp-diary-entry-symbol (normally
+Sexp diary entries must be prefaced by a `sexp-diary-entry-symbol' (normally
`%%'). The form of a sexp diary entry is
%%(SEXP) ENTRY
day before. (If `european-calendar-style' is t, the order
of the parameters should be changed to DAY, MONTH, YEAR.)
- %%(diary-sunrise-sunset)
- Diary entries giving the local times of Sabbath candle
- lighting will be made every day. Note that since there is
- no text, it makes sense only if the fancy diary display is
- used. Floating point required.
-
%%(diary-rosh-hodesh)
Diary entries will be made on the dates of Rosh Hodesh on
the Hebrew calendar. Note that since there is no text, it
(defun diary-ordinal-suffix (n)
"Ordinal suffix for N. (That is, `st', `nd', `rd', or `th', as appropriate.)"
(if (or (memq (% n 100) '(11 12 13))
- (< 3 (% n 10)))
+ (< 3 (% n 10)))
"th"
(aref ["th" "st" "nd" "rd"] (% n 10))))
(defun diary-day-of-year ()
"Day of year and number of days remaining in the year of date diary entry."
- (let* ((year (extract-calendar-year date))
- (day (calendar-day-number date))
- (days-remaining (- (calendar-day-number (list 12 31 year)) day)))
- (format "Day %d of %d; %d day%s remaining in the year"
- day year days-remaining (if (= days-remaining 1) "" "s"))))
+ (calendar-day-of-year-string date))
(defun diary-iso-date ()
"ISO calendar equivalent of date diary entry."
- (let ((day (% (calendar-absolute-from-gregorian date) 7))
- (iso-date (calendar-iso-from-absolute
- (calendar-absolute-from-gregorian date))))
- (format "ISO date: Day %s of week %d of %d."
- (if (zerop day) 7 day)
- (extract-calendar-month iso-date)
- (extract-calendar-year iso-date))))
+ (format "ISO date: %s" (calendar-iso-date-string date)))
(defun diary-islamic-date ()
"Islamic calendar equivalent of date diary entry."
- (let* ((i-date (calendar-islamic-from-absolute
- (calendar-absolute-from-gregorian date)))
- (calendar-month-name-array calendar-islamic-month-name-array))
- (if (>= (extract-calendar-year i-date) 1)
- (format "Islamic date: %s" (calendar-date-string i-date nil t)))))
+ (let ((i (calendar-islamic-date-string (calendar-cursor-to-date t))))
+ (if (string-equal i "")
+ "Date is pre-Islamic"
+ (format "Islamic date (until sunset): %s" i))))
(defun diary-hebrew-date ()
"Hebrew calendar equivalent of date diary entry."
- (let* ((h-date (calendar-hebrew-from-absolute
- (calendar-absolute-from-gregorian date)))
- (calendar-month-name-array
- (if (hebrew-calendar-leap-year-p
- (extract-calendar-year h-date))
- calendar-hebrew-month-name-array-leap-year
- calendar-hebrew-month-name-array-common-year)))
- (format "Hebrew date: %s" (calendar-date-string h-date nil t))))
+ (format "Hebrew date (until sunset): %s" (calendar-hebrew-date-string date)))
(defun diary-julian-date ()
"Julian calendar equivalent of date diary entry."
- (format "Julian date: %s"
- (calendar-date-string
- (calendar-julian-from-absolute
- (calendar-absolute-from-gregorian date)))
- nil t))
+ (format "Julian date: %s" (calendar-julian-date-string date)))
(defun diary-astro-day-number ()
"Astronomical (Julian) day number diary entry."
- (format "Astronomical (Julian) day number %d"
- (+ 1721425 (calendar-absolute-from-gregorian date))))
+ (format "Astronomical (Julian) day number %s"
+ (calendar-astro-date-string date)))
(defun diary-omer ()
"Omer count diary entry.
Parameters are DEATH-MONTH, DEATH-DAY, DEATH-YEAR; the diary entry is assumed
to be the name of the person. Date of death is on the *civil* calendar;
although the date of death is specified by the civil calendar, the proper
-Hebrew calendar yahrzeit is determined. If european-calendar-style is t, the
+Hebrew calendar yahrzeit is determined. If `european-calendar-style' is t, the
order of the parameters is changed to DEATH-DAY, DEATH-MONTH, DEATH-YEAR."
(let* ((h-date (calendar-hebrew-from-absolute
(calendar-absolute-from-gregorian
(hebrew-calendar-parasha-name parasha))))))))
(defun add-to-diary-list (date string)
- "Add the entry (DATE STRING) to the diary-entries-list.
+ "Add the entry (DATE STRING) to `diary-entries-list'.
Do nothing if DATE or STRING is nil."
(and date string
(setq diary-entries-list
(append diary-entries-list (list (list date string))))))
-(defconst hebrew-calendar-parashiot-names
+(defvar hebrew-calendar-parashiot-names
["Bereshith" "Noah" "Lech L'cha" "Vayera" "Hayei Sarah" "Toledoth"
"Vayetze" "Vayishlah" "Vayeshev" "Mikketz" "Vayiggash" "Vayhi"
"Shemoth" "Vaera" "Bo" "Beshallah" "Yithro" "Mishpatim"
(aref hebrew-calendar-parashiot-names p)))
(defun list-islamic-diary-entries ()
- "Add any Islamic date entries from the diary-file to diary-entries-list.
-Islamic date diary entries must be prefaced by an islamic-diary-entry-symbol
-(normally an `I'). The same diary-date-forms govern the style of the Islamic
+ "Add any Islamic date entries from the diary file to `diary-entries-list'.
+Islamic date diary entries must be prefaced by an `islamic-diary-entry-symbol'
+\(normally an `I'). The same diary date forms govern the style of the Islamic
calendar entries, except that the Islamic month names must be spelled in full.
The Islamic months are numbered from 1 to 12 with Muharram being 1 and 12 being
Dhu al-Hijjah. If an Islamic date diary entry begins with a
-diary-nonmarking-symbol the entry will appear in the diary listing, but will
+`diary-nonmarking-symbol', the entry will appear in the diary listing, but will
not be marked in the calendar. This function is provided for use with the
-nongregorian-diary-listing-hook."
+`nongregorian-diary-listing-hook'."
(if (< 0 number)
(let ((buffer-read-only nil)
(diary-modified (buffer-modified-p))
"Mark days in the calendar window that have Islamic date diary entries.
Each entry in diary-file (or included files) visible in the calendar window
is marked. Islamic date entries are prefaced by a islamic-diary-entry-symbol
-(normally an `I'). The same diary-date-forms govern the style of the Islamic
+\(normally an `I'). The same diary-date-forms govern the style of the Islamic
calendar entries, except that the Islamic month names must be spelled in full.
The Islamic months are numbered from 1 to 12 with Muharram being 1 and 12 being
Dhu al-Hijjah. Islamic date diary entries that begin with a
(defun mark-islamic-calendar-date-pattern (month day year)
"Mark dates in calendar window that conform to Islamic date MONTH/DAY/YEAR.
-A value of 0 in any position is a wild-card."
+A value of 0 in any position is a wildcard."
(save-excursion
(set-buffer calendar-buffer)
(if (and (/= 0 month) (/= 0 day))
(mark-visible-calendar-date
(calendar-gregorian-from-absolute date)))))))))
-(provide 'diary)
+(provide 'diary-lib)
-;;; diary.el ends here
+;;; diary-lib.el ends here