Commit | Line | Data |
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c0274f38 | 1 | ;;; diary.el --- diary functions. |
d1c7011d | 2 | |
9e2b097b | 3 | ;; Copyright (C) 1989, 1990, 1992 Free Software Foundation, Inc. |
3a801d0c | 4 | |
d1c7011d | 5 | ;; Author: Edward M. Reingold <reingold@cs.uiuc.edu> |
e9571d2a | 6 | ;; Keywords: calendar |
d1c7011d | 7 | |
1802278a JB |
8 | ;; This file is part of GNU Emacs. |
9 | ||
10 | ;; GNU Emacs is distributed in the hope that it will be useful, | |
11 | ;; but WITHOUT ANY WARRANTY. No author or distributor | |
12 | ;; accepts responsibility to anyone for the consequences of using it | |
13 | ;; or for whether it serves any particular purpose or works at all, | |
14 | ;; unless he says so in writing. Refer to the GNU Emacs General Public | |
15 | ;; License for full details. | |
16 | ||
17 | ;; Everyone is granted permission to copy, modify and redistribute | |
18 | ;; GNU Emacs, but only under the conditions described in the | |
19 | ;; GNU Emacs General Public License. A copy of this license is | |
20 | ;; supposed to have been given to you along with GNU Emacs so you | |
21 | ;; can know your rights and responsibilities. It should be in a | |
22 | ;; file named COPYING. Among other things, the copyright notice | |
23 | ;; and this notice must be preserved on all copies. | |
24 | ||
d1c7011d ER |
25 | ;;; Commentary: |
26 | ||
1802278a JB |
27 | ;; This collection of functions implements the diary features as described |
28 | ;; in calendar.el. | |
29 | ||
30 | ;; Comments, corrections, and improvements should be sent to | |
31 | ;; Edward M. Reingold Department of Computer Science | |
32 | ;; (217) 333-6733 University of Illinois at Urbana-Champaign | |
33 | ;; reingold@cs.uiuc.edu 1304 West Springfield Avenue | |
34 | ;; Urbana, Illinois 61801 | |
35 | ||
d1c7011d ER |
36 | ;;; Code: |
37 | ||
1802278a | 38 | (require 'calendar) |
e5d77022 JB |
39 | |
40 | ;;;###autoload | |
1802278a JB |
41 | (defun diary (&optional arg) |
42 | "Generate the diary window for ARG days starting with the current date. | |
43 | If no argument is provided, the number of days of diary entries is governed | |
44 | by the variable `number-of-diary-entries'. This function is suitable for | |
45 | execution in a .emacs file." | |
46 | (interactive "P") | |
47 | (let ((d-file (substitute-in-file-name diary-file)) | |
48 | (date (calendar-current-date))) | |
49 | (if (and d-file (file-exists-p d-file)) | |
50 | (if (file-readable-p d-file) | |
51 | (list-diary-entries | |
52 | date | |
53 | (cond | |
54 | (arg (prefix-numeric-value arg)) | |
55 | ((vectorp number-of-diary-entries) | |
56 | (aref number-of-diary-entries (calendar-day-of-week date))) | |
57 | (t number-of-diary-entries))) | |
58 | (error "Your diary file is not readable!")) | |
59 | (error "You don't have a diary file!")))) | |
60 | ||
61 | (defun view-diary-entries (arg) | |
62 | "Prepare and display a buffer with diary entries. | |
63 | Searches the file diary-file for entries that match ARG days starting with | |
64 | the date indicated by the cursor position in the displayed three-month | |
65 | calendar." | |
66 | (interactive "p") | |
67 | (let ((d-file (substitute-in-file-name diary-file))) | |
68 | (if (and d-file (file-exists-p d-file)) | |
69 | (if (file-readable-p d-file) | |
70 | (list-diary-entries (or (calendar-cursor-to-date) | |
71 | (error "Cursor is not on a date!")) | |
72 | arg) | |
73 | (error "Your diary file is not readable!")) | |
74 | (error "You don't have a diary file!")))) | |
75 | ||
76 | (autoload 'check-calendar-holidays "holidays" | |
77 | "Check the list of holidays for any that occur on DATE. | |
78 | The value returned is a list of strings of relevant holiday descriptions. | |
9e2b097b JB |
79 | The holidays are those in the list calendar-holidays." |
80 | t) | |
81 | ||
1802278a JB |
82 | |
83 | (autoload 'calendar-holiday-list "holidays" | |
84 | "Form the list of holidays that occur on dates in the calendar window. | |
9e2b097b JB |
85 | The holidays are those in the list calendar-holidays." |
86 | t) | |
87 | ||
88 | (autoload 'diary-french-date "cal-french" | |
89 | "French calendar equivalent of date diary entry." | |
90 | t) | |
91 | ||
92 | (autoload 'diary-mayan-date "cal-mayan" | |
93 | "Mayan calendar equivalent of date diary entry." | |
94 | t) | |
95 | ||
96 | (autoload 'diary-phases-of-moon "lunar" "Moon phases diary entry." t) | |
97 | ||
98 | (autoload 'diary-sunrise-sunset "solar" | |
99 | "Local time of sunrise and sunset as a diary entry." | |
100 | t) | |
101 | ||
102 | (autoload 'diary-sabbath-candles "solar" | |
103 | "Local time of candle lighting diary entry--applies if date is a Friday. | |
104 | No diary entry if there is no sunset on that date." | |
105 | t) | |
1802278a JB |
106 | |
107 | (defvar diary-syntax-table | |
108 | (standard-syntax-table) | |
109 | "The syntax table used when parsing dates in the diary file. | |
110 | It is the standard syntax table used in Fundamental mode, but with the | |
111 | syntax of `*' changed to be a word constituent.") | |
112 | ||
113 | (modify-syntax-entry ?* "w" diary-syntax-table) | |
114 | ||
115 | (defun list-diary-entries (date number) | |
116 | "Create and display a buffer containing the relevant lines in diary-file. | |
c7784735 RS |
117 | The arguments are DATE and NUMBER; the entries selected are those |
118 | for NUMBER days starting with date DATE. The other entries are hidden | |
119 | using selective display. | |
1802278a JB |
120 | |
121 | Returns a list of all relevant diary entries found, if any, in order by date. | |
122 | The list entries have the form ((month day year) string). If the variable | |
c7784735 RS |
123 | `diary-list-include-blanks' is t, this list includes a dummy diary entry |
124 | \(consisting of the empty string) for a date with no diary entries. | |
1802278a JB |
125 | |
126 | After the list is prepared, the hooks `nongregorian-diary-listing-hook', | |
127 | `list-diary-entries-hook', and `diary-display-hook' are run. These hooks | |
128 | have the following distinct roles: | |
129 | ||
130 | `nongregorian-diary-listing-hook' can cull dates from the diary | |
131 | and each included file. Usually used for Hebrew or Islamic | |
132 | diary entries in files. Applied to *each* file. | |
133 | ||
134 | `list-diary-entries-hook' adds or manipulates diary entries from | |
135 | external sources. Used, for example, to include diary entries | |
136 | from other files or to sort the diary entries. Invoked *once* only. | |
137 | ||
138 | `diary-display-hook' does the actual display of information. Could be | |
139 | used also for an appointment notification function." | |
140 | ||
141 | (if (< 0 number) | |
142 | (let* ((original-date date);; save for possible use in the hooks | |
143 | (old-diary-syntax-table) | |
144 | (diary-entries-list) | |
145 | (date-string (calendar-date-string date)) | |
146 | (d-file (substitute-in-file-name diary-file))) | |
147 | (message "Preparing diary...") | |
148 | (save-excursion | |
149 | (let ((diary-buffer (get-file-buffer d-file))) | |
150 | (set-buffer (if diary-buffer | |
151 | diary-buffer | |
152 | (find-file-noselect d-file t)))) | |
153 | (setq selective-display t) | |
154 | (setq selective-display-ellipses nil) | |
155 | (setq old-diary-syntax-table (syntax-table)) | |
156 | (set-syntax-table diary-syntax-table) | |
157 | (unwind-protect | |
158 | (let ((buffer-read-only nil) | |
159 | (diary-modified (buffer-modified-p)) | |
160 | (mark (regexp-quote diary-nonmarking-symbol))) | |
161 | (goto-char (1- (point-max))) | |
162 | (if (not (looking-at "\^M\\|\n")) | |
163 | (progn | |
164 | (forward-char 1) | |
165 | (insert-string "\^M"))) | |
166 | (goto-char (point-min)) | |
167 | (if (not (looking-at "\^M\\|\n")) | |
168 | (insert-string "\^M")) | |
169 | (subst-char-in-region (point-min) (point-max) ?\n ?\^M t) | |
170 | (calendar-for-loop i from 1 to number do | |
171 | (let ((d diary-date-forms) | |
172 | (month (extract-calendar-month date)) | |
173 | (day (extract-calendar-day date)) | |
174 | (year (extract-calendar-year date)) | |
175 | (entry-found (list-sexp-diary-entries date))) | |
176 | (while d | |
177 | (let* | |
178 | ((date-form (if (equal (car (car d)) 'backup) | |
179 | (cdr (car d)) | |
180 | (car d))) | |
181 | (backup (equal (car (car d)) 'backup)) | |
182 | (dayname | |
183 | (concat | |
184 | (calendar-day-name date) "\\|" | |
185 | (substring (calendar-day-name date) 0 3) ".?")) | |
186 | (monthname | |
187 | (concat | |
188 | "\\*\\|" | |
189 | (calendar-month-name month) "\\|" | |
190 | (substring (calendar-month-name month) 0 3) ".?")) | |
191 | (month (concat "\\*\\|0*" (int-to-string month))) | |
192 | (day (concat "\\*\\|0*" (int-to-string day))) | |
193 | (year | |
194 | (concat | |
195 | "\\*\\|0*" (int-to-string year) | |
196 | (if abbreviated-calendar-year | |
197 | (concat "\\|" (int-to-string (% year 100))) | |
198 | ""))) | |
199 | (regexp | |
200 | (concat | |
201 | "\\(\\`\\|\^M\\|\n\\)" mark "?\\(" | |
202 | (mapconcat 'eval date-form "\\)\\(") | |
203 | "\\)")) | |
204 | (case-fold-search t)) | |
205 | (goto-char (point-min)) | |
206 | (while (re-search-forward regexp nil t) | |
207 | (if backup (re-search-backward "\\<" nil t)) | |
208 | (if (and (or (char-equal (preceding-char) ?\^M) | |
209 | (char-equal (preceding-char) ?\n)) | |
210 | (not (looking-at " \\|\^I"))) | |
211 | ;; Diary entry that consists only of date. | |
212 | (backward-char 1) | |
213 | ;; Found a nonempty diary entry--make it visible and | |
214 | ;; add it to the list. | |
215 | (setq entry-found t) | |
216 | (let ((entry-start (point)) | |
217 | (date-start)) | |
218 | (re-search-backward "\^M\\|\n\\|\\`") | |
219 | (setq date-start (point)) | |
220 | (re-search-forward "\^M\\|\n" nil t 2) | |
221 | (while (looking-at " \\|\^I") | |
222 | (re-search-forward "\^M\\|\n" nil t)) | |
223 | (backward-char 1) | |
224 | (subst-char-in-region date-start | |
225 | (point) ?\^M ?\n t) | |
226 | (add-to-diary-list | |
227 | date (buffer-substring entry-start (point))))))) | |
228 | (setq d (cdr d))) | |
229 | (or entry-found | |
230 | (not diary-list-include-blanks) | |
231 | (setq diary-entries-list | |
232 | (append diary-entries-list | |
233 | (list (list date ""))))) | |
234 | (setq date | |
235 | (calendar-gregorian-from-absolute | |
236 | (1+ (calendar-absolute-from-gregorian date)))) | |
237 | (setq entry-found nil))) | |
238 | (set-buffer-modified-p diary-modified)) | |
239 | (set-syntax-table old-diary-syntax-table)) | |
240 | (goto-char (point-min)) | |
241 | (run-hooks 'nongregorian-diary-listing-hook | |
242 | 'list-diary-entries-hook | |
243 | 'diary-display-hook) | |
244 | diary-entries-list)))) | |
245 | ||
246 | (defun include-other-diary-files () | |
247 | "Include the diary entries from other diary files with those of diary-file. | |
248 | This function is suitable for use just before fancy-diary-display as the | |
249 | list-diary-entries-hook; it enables you to use shared diary files together | |
250 | with your own. The files included are specified in the diary-file by lines of | |
251 | the form | |
252 | #include \"filename\" | |
253 | This is recursive; that is, #include directives in diary files thus included | |
254 | are obeyed. You can change the \"#include\" to some other string by | |
255 | changing the variable `diary-include-string'." | |
256 | (goto-char (point-min)) | |
257 | (while (re-search-forward | |
258 | (concat | |
259 | "\\(\\`\\|\^M\\|\n\\)" | |
260 | (regexp-quote diary-include-string) | |
261 | " \"\\([^\"]*\\)\"") | |
262 | nil t) | |
263 | (let ((diary-file (substitute-in-file-name | |
264 | (buffer-substring (match-beginning 2) (match-end 2)))) | |
265 | (diary-list-include-blanks nil) | |
266 | (list-diary-entries-hook 'include-other-diary-files) | |
267 | (diary-display-hook nil)) | |
268 | (if (file-exists-p diary-file) | |
269 | (if (file-readable-p diary-file) | |
270 | (unwind-protect | |
271 | (setq diary-entries-list | |
272 | (append diary-entries-list | |
273 | (list-diary-entries original-date number))) | |
274 | (kill-buffer (get-file-buffer diary-file))) | |
275 | (beep) | |
276 | (message "Can't read included diary file %s" diary-file) | |
277 | (sleep-for 2)) | |
278 | (beep) | |
279 | (message "Can't find included diary file %s" diary-file) | |
280 | (sleep-for 2)))) | |
281 | (goto-char (point-min))) | |
282 | ||
283 | (defun simple-diary-display () | |
284 | "Display the diary buffer if there are any relevant entries or holidays." | |
285 | (let* ((holiday-list (if holidays-in-diary-buffer | |
286 | (check-calendar-holidays original-date))) | |
287 | (msg (format "No diary entries for %s %s" | |
288 | (concat date-string (if holiday-list ":" "")) | |
289 | (mapconcat 'identity holiday-list "; ")))) | |
290 | (if (or (not diary-entries-list) | |
291 | (and (not (cdr diary-entries-list)) | |
292 | (string-equal (car (cdr (car diary-entries-list))) ""))) | |
f98955ea | 293 | (if (<= (length msg) (frame-width)) |
1802278a JB |
294 | (message msg) |
295 | (set-buffer (get-buffer-create holiday-buffer)) | |
296 | (setq buffer-read-only nil) | |
9e2b097b | 297 | (calendar-set-mode-line date-string) |
1802278a JB |
298 | (erase-buffer) |
299 | (insert (mapconcat 'identity holiday-list "\n")) | |
300 | (goto-char (point-min)) | |
301 | (set-buffer-modified-p nil) | |
302 | (setq buffer-read-only t) | |
303 | (display-buffer holiday-buffer) | |
304 | (message "No diary entries for %s" date-string)) | |
9e2b097b JB |
305 | (calendar-set-mode-line |
306 | (concat "Diary for " date-string | |
307 | (if holiday-list ": " "") | |
308 | (mapconcat 'identity holiday-list "; "))) | |
1802278a JB |
309 | (display-buffer (get-file-buffer d-file)) |
310 | (message "Preparing diary...done")))) | |
311 | ||
312 | (defun fancy-diary-display () | |
313 | "Prepare a diary buffer with relevant entries in a fancy, noneditable form. | |
314 | This function is provided for optional use as the `list-diary-entries-hook'." | |
315 | (if (or (not diary-entries-list) | |
316 | (and (not (cdr diary-entries-list)) | |
317 | (string-equal (car (cdr (car diary-entries-list))) ""))) | |
318 | (let* ((holiday-list (if holidays-in-diary-buffer | |
319 | (check-calendar-holidays original-date))) | |
320 | (msg (format "No diary entries for %s %s" | |
321 | (concat date-string (if holiday-list ":" "")) | |
322 | (mapconcat 'identity holiday-list "; ")))) | |
f98955ea | 323 | (if (<= (length msg) (frame-width)) |
1802278a JB |
324 | (message msg) |
325 | (set-buffer (get-buffer-create holiday-buffer)) | |
326 | (setq buffer-read-only nil) | |
9e2b097b | 327 | (calendar-set-mode-line date-string) |
1802278a JB |
328 | (erase-buffer) |
329 | (insert (mapconcat 'identity holiday-list "\n")) | |
330 | (goto-char (point-min)) | |
331 | (set-buffer-modified-p nil) | |
332 | (setq buffer-read-only t) | |
333 | (display-buffer holiday-buffer) | |
334 | (message "No diary entries for %s" date-string))) | |
335 | (save-excursion;; Turn off selective-display in the diary file's buffer. | |
336 | (set-buffer (get-file-buffer (substitute-in-file-name diary-file))) | |
337 | (let ((diary-modified (buffer-modified-p))) | |
338 | (subst-char-in-region (point-min) (point-max) ?\^M ?\n t) | |
339 | (setq selective-display nil) | |
340 | (kill-local-variable 'mode-line-format) | |
341 | (set-buffer-modified-p diary-modified))) | |
342 | (save-excursion;; Prepare the fancy diary buffer. | |
343 | (set-buffer (get-buffer-create fancy-diary-buffer)) | |
344 | (setq buffer-read-only nil) | |
345 | (make-local-variable 'mode-line-format) | |
9e2b097b | 346 | (calendar-set-mode-line "Diary Entries") |
1802278a JB |
347 | (erase-buffer) |
348 | (let ((entry-list diary-entries-list) | |
349 | (holiday-list) | |
350 | (holiday-list-last-month 1) | |
351 | (holiday-list-last-year 1) | |
352 | (date (list 0 0 0))) | |
353 | (while entry-list | |
354 | (if (not (calendar-date-equal date (car (car entry-list)))) | |
355 | (progn | |
356 | (setq date (car (car entry-list))) | |
357 | (and holidays-in-diary-buffer | |
358 | (calendar-date-compare | |
359 | (list (list holiday-list-last-month | |
360 | (calendar-last-day-of-month | |
361 | holiday-list-last-month | |
362 | holiday-list-last-year) | |
363 | holiday-list-last-year)) | |
364 | (list date)) | |
365 | ;; We need to get the holidays for the next 3 months. | |
366 | (setq holiday-list-last-month | |
367 | (extract-calendar-month date)) | |
368 | (setq holiday-list-last-year | |
369 | (extract-calendar-year date)) | |
370 | (increment-calendar-month | |
371 | holiday-list-last-month holiday-list-last-year 1) | |
372 | (setq holiday-list | |
373 | (let ((displayed-month holiday-list-last-month) | |
374 | (displayed-year holiday-list-last-year)) | |
375 | (calendar-holiday-list))) | |
376 | (increment-calendar-month | |
377 | holiday-list-last-month holiday-list-last-year 1)) | |
378 | (let* ((date-string (calendar-date-string date)) | |
379 | (date-holiday-list | |
380 | (let ((h holiday-list) | |
381 | (d)) | |
382 | ;; Make a list of all holidays for date. | |
383 | (while h | |
384 | (if (calendar-date-equal date (car (car h))) | |
385 | (setq d (append d (cdr (car h))))) | |
386 | (setq h (cdr h))) | |
387 | d))) | |
388 | (insert (if (= (point) (point-min)) "" ?\n) date-string) | |
389 | (if date-holiday-list (insert ": ")) | |
390 | (let ((l (current-column))) | |
391 | (insert (mapconcat 'identity date-holiday-list | |
392 | (concat "\n" (make-string l ? ))))) | |
393 | (let ((l (current-column))) | |
394 | (insert ?\n (make-string l ?=) ?\n))))) | |
395 | (if (< 0 (length (car (cdr (car entry-list))))) | |
396 | (insert (car (cdr (car entry-list))) ?\n)) | |
397 | (setq entry-list (cdr entry-list)))) | |
398 | (set-buffer-modified-p nil) | |
399 | (goto-char (point-min)) | |
400 | (setq buffer-read-only t) | |
401 | (display-buffer fancy-diary-buffer) | |
402 | (message "Preparing diary...done")))) | |
403 | ||
404 | (defun print-diary-entries () | |
9e2b097b JB |
405 | "Print a hard copy of the diary display. |
406 | ||
407 | If the simple diary display is being used, prepare a temp buffer with the | |
408 | visible lines of the diary buffer, add a heading line composed from the mode | |
409 | line, print the temp buffer, and destroy it. | |
410 | ||
411 | If the fancy diary display is being used, just print the buffer. | |
412 | ||
413 | The hooks given by the variable `print-diary-entries-hook' are called to do | |
414 | the actual printing." | |
1802278a | 415 | (interactive) |
9e2b097b JB |
416 | (if (bufferp (get-buffer fancy-diary-buffer)) |
417 | (save-excursion | |
418 | (set-buffer (get-buffer fancy-diary-buffer)) | |
419 | (run-hooks 'print-diary-entries-hook)) | |
420 | (let ((diary-buffer | |
421 | (get-file-buffer (substitute-in-file-name diary-file)))) | |
422 | (if diary-buffer | |
423 | (let ((temp-buffer (get-buffer-create "*Printable Diary Entries*")) | |
424 | (heading)) | |
425 | (save-excursion | |
426 | (set-buffer diary-buffer) | |
427 | (setq heading | |
428 | (if (not (stringp mode-line-format)) | |
429 | "All Diary Entries" | |
430 | (string-match "^-*\\([^-].*[^-]\\)-*$" mode-line-format) | |
431 | (substring mode-line-format | |
432 | (match-beginning 1) (match-end 1)))) | |
433 | (copy-to-buffer temp-buffer (point-min) (point-max)) | |
434 | (set-buffer temp-buffer) | |
435 | (while (re-search-forward "\^M.*$" nil t) | |
436 | (replace-match "")) | |
437 | (goto-char (point-min)) | |
438 | (insert heading "\n" | |
439 | (make-string (length heading) ?=) "\n") | |
440 | (run-hooks 'print-diary-entries-hook) | |
441 | (kill-buffer temp-buffer))) | |
442 | (error "You don't have a diary buffer!"))))) | |
1802278a JB |
443 | |
444 | (defun show-all-diary-entries () | |
445 | "Show all of the diary entries in the diary-file. | |
446 | This function gets rid of the selective display of the diary-file so that | |
447 | all entries, not just some, are visible. If there is no diary buffer, one | |
448 | is created." | |
449 | (interactive) | |
450 | (let ((d-file (substitute-in-file-name diary-file))) | |
451 | (if (and d-file (file-exists-p d-file)) | |
452 | (if (file-readable-p d-file) | |
453 | (save-excursion | |
454 | (let ((diary-buffer (get-file-buffer d-file))) | |
455 | (set-buffer (if diary-buffer | |
456 | diary-buffer | |
457 | (find-file-noselect d-file t))) | |
458 | (let ((buffer-read-only nil) | |
459 | (diary-modified (buffer-modified-p))) | |
460 | (subst-char-in-region (point-min) (point-max) ?\^M ?\n t) | |
461 | (setq selective-display nil) | |
462 | (make-local-variable 'mode-line-format) | |
9e2b097b | 463 | (setq mode-line-format default-mode-line-format) |
1802278a JB |
464 | (display-buffer (current-buffer)) |
465 | (set-buffer-modified-p diary-modified)))) | |
466 | (error "Your diary file is not readable!")) | |
467 | (error "You don't have a diary file!")))) | |
468 | ||
469 | (defun diary-name-pattern (string-array &optional fullname) | |
470 | "Convert an STRING-ARRAY, an array of strings to a pattern. | |
471 | The pattern will match any of the strings, either entirely or abbreviated | |
472 | to three characters. An abbreviated form will match with or without a period; | |
473 | If the optional FULLNAME is t, abbreviations will not match, just the full | |
474 | name." | |
475 | (let ((pattern "")) | |
476 | (calendar-for-loop i from 0 to (1- (length string-array)) do | |
477 | (setq pattern | |
478 | (concat | |
479 | pattern | |
480 | (if (string-equal pattern "") "" "\\|") | |
481 | (aref string-array i) | |
482 | (if fullname | |
483 | "" | |
484 | (concat | |
485 | "\\|" | |
486 | (substring (aref string-array i) 0 3) ".?"))))) | |
487 | pattern)) | |
488 | ||
489 | (defun mark-diary-entries () | |
490 | "Mark days in the calendar window that have diary entries. | |
491 | Each entry in diary-file visible in the calendar window is marked. After the | |
492 | entries are marked, the hooks `nongregorian-diary-marking-hook' and | |
493 | `mark-diary-entries-hook' are run." | |
494 | (interactive) | |
495 | (setq mark-diary-entries-in-calendar t) | |
496 | (let ((d-file (substitute-in-file-name diary-file))) | |
497 | (if (and d-file (file-exists-p d-file)) | |
498 | (if (file-readable-p d-file) | |
499 | (save-excursion | |
500 | (message "Marking diary entries...") | |
501 | (set-buffer (find-file-noselect d-file t)) | |
502 | (let ((d diary-date-forms) | |
503 | (old-diary-syntax-table)) | |
504 | (setq old-diary-syntax-table (syntax-table)) | |
505 | (set-syntax-table diary-syntax-table) | |
506 | (while d | |
507 | (let* | |
508 | ((date-form (if (equal (car (car d)) 'backup) | |
509 | (cdr (car d)) | |
510 | (car d)));; ignore 'backup directive | |
511 | (dayname (diary-name-pattern calendar-day-name-array)) | |
512 | (monthname | |
513 | (concat | |
514 | (diary-name-pattern calendar-month-name-array) | |
515 | "\\|\\*")) | |
516 | (month "[0-9]+\\|\\*") | |
517 | (day "[0-9]+\\|\\*") | |
518 | (year "[0-9]+\\|\\*") | |
519 | (l (length date-form)) | |
520 | (d-name-pos (- l (length (memq 'dayname date-form)))) | |
521 | (d-name-pos (if (/= l d-name-pos) (+ 2 d-name-pos))) | |
522 | (m-name-pos (- l (length (memq 'monthname date-form)))) | |
523 | (m-name-pos (if (/= l m-name-pos) (+ 2 m-name-pos))) | |
524 | (d-pos (- l (length (memq 'day date-form)))) | |
525 | (d-pos (if (/= l d-pos) (+ 2 d-pos))) | |
526 | (m-pos (- l (length (memq 'month date-form)))) | |
527 | (m-pos (if (/= l m-pos) (+ 2 m-pos))) | |
528 | (y-pos (- l (length (memq 'year date-form)))) | |
529 | (y-pos (if (/= l y-pos) (+ 2 y-pos))) | |
530 | (regexp | |
531 | (concat | |
532 | "\\(\\`\\|\^M\\|\n\\)\\(" | |
533 | (mapconcat 'eval date-form "\\)\\(") | |
534 | "\\)")) | |
535 | (case-fold-search t)) | |
536 | (goto-char (point-min)) | |
537 | (while (re-search-forward regexp nil t) | |
538 | (let* ((dd-name | |
539 | (if d-name-pos | |
540 | (buffer-substring | |
541 | (match-beginning d-name-pos) | |
542 | (match-end d-name-pos)))) | |
543 | (mm-name | |
544 | (if m-name-pos | |
545 | (buffer-substring | |
546 | (match-beginning m-name-pos) | |
547 | (match-end m-name-pos)))) | |
548 | (mm (string-to-int | |
549 | (if m-pos | |
550 | (buffer-substring | |
551 | (match-beginning m-pos) | |
552 | (match-end m-pos)) | |
553 | ""))) | |
554 | (dd (string-to-int | |
555 | (if d-pos | |
556 | (buffer-substring | |
557 | (match-beginning d-pos) | |
558 | (match-end d-pos)) | |
559 | ""))) | |
560 | (y-str (if y-pos | |
561 | (buffer-substring | |
562 | (match-beginning y-pos) | |
563 | (match-end y-pos)))) | |
564 | (yy (if (not y-str) | |
565 | 0 | |
566 | (if (and (= (length y-str) 2) | |
567 | abbreviated-calendar-year) | |
568 | (let* ((current-y | |
569 | (extract-calendar-year | |
570 | (calendar-current-date))) | |
571 | (y (+ (string-to-int y-str) | |
572 | (* 100 | |
573 | (/ current-y 100))))) | |
574 | (if (> (- y current-y) 50) | |
575 | (- y 100) | |
576 | (if (> (- current-y y) 50) | |
577 | (+ y 100) | |
578 | y))) | |
579 | (string-to-int y-str))))) | |
580 | (if dd-name | |
581 | (mark-calendar-days-named | |
582 | (cdr (assoc (capitalize (substring dd-name 0 3)) | |
583 | (calendar-make-alist | |
584 | calendar-day-name-array | |
585 | 0 | |
586 | '(lambda (x) (substring x 0 3)))))) | |
587 | (if mm-name | |
588 | (if (string-equal mm-name "*") | |
589 | (setq mm 0) | |
590 | (setq mm | |
591 | (cdr (assoc | |
592 | (capitalize | |
593 | (substring mm-name 0 3)) | |
594 | (calendar-make-alist | |
595 | calendar-month-name-array | |
596 | 1 | |
597 | '(lambda (x) (substring x 0 3))) | |
598 | ))))) | |
599 | (mark-calendar-date-pattern mm dd yy)))) | |
600 | (setq d (cdr d)))) | |
601 | (mark-sexp-diary-entries) | |
602 | (run-hooks 'nongregorian-diary-marking-hook | |
603 | 'mark-diary-entries-hook) | |
604 | (set-syntax-table old-diary-syntax-table) | |
605 | (message "Marking diary entries...done"))) | |
606 | (error "Your diary file is not readable!")) | |
607 | (error "You don't have a diary file!")))) | |
608 | ||
609 | (defun mark-sexp-diary-entries () | |
610 | "Mark days in the calendar window that have sexp diary entries. | |
611 | Each entry in diary-file (or included files) visible in the calendar window | |
612 | is marked. See the documentation for the function `list-sexp-diary-entries'." | |
613 | (let* ((sexp-mark (regexp-quote sexp-diary-entry-symbol)) | |
614 | (s-entry (concat "\\(\\`\\|\^M\\|\n\\)" sexp-mark "(")) | |
615 | (m) | |
616 | (y) | |
617 | (first-date) | |
618 | (last-date)) | |
619 | (save-excursion | |
620 | (set-buffer calendar-buffer) | |
621 | (setq m displayed-month) | |
622 | (setq y displayed-year)) | |
623 | (increment-calendar-month m y -1) | |
624 | (setq first-date | |
625 | (calendar-absolute-from-gregorian (list m 1 y))) | |
626 | (increment-calendar-month m y 2) | |
627 | (setq last-date | |
628 | (calendar-absolute-from-gregorian | |
629 | (list m (calendar-last-day-of-month m y) y))) | |
630 | (goto-char (point-min)) | |
631 | (while (re-search-forward s-entry nil t) | |
632 | (backward-char 1) | |
633 | (let ((sexp-start (point)) | |
634 | (sexp) | |
635 | (entry) | |
636 | (entry-start) | |
637 | (line-start)) | |
638 | (forward-sexp) | |
639 | (setq sexp (buffer-substring sexp-start (point))) | |
640 | (save-excursion | |
641 | (re-search-backward "\^M\\|\n\\|\\`") | |
642 | (setq line-start (point))) | |
643 | (forward-char 1) | |
644 | (if (and (or (char-equal (preceding-char) ?\^M) | |
645 | (char-equal (preceding-char) ?\n)) | |
646 | (not (looking-at " \\|\^I"))) | |
647 | (progn;; Diary entry consists only of the sexp | |
648 | (backward-char 1) | |
649 | (setq entry "")) | |
650 | (setq entry-start (point)) | |
651 | (re-search-forward "\^M\\|\n" nil t) | |
652 | (while (looking-at " \\|\^I") | |
653 | (re-search-forward "\^M\\|\n" nil t)) | |
654 | (backward-char 1) | |
655 | (setq entry (buffer-substring entry-start (point))) | |
656 | (while (string-match "[\^M]" entry) | |
657 | (aset entry (match-beginning 0) ?\n ))) | |
658 | (calendar-for-loop date from first-date to last-date do | |
659 | (if (diary-sexp-entry sexp entry | |
660 | (calendar-gregorian-from-absolute date)) | |
661 | (mark-visible-calendar-date | |
662 | (calendar-gregorian-from-absolute date)))))))) | |
663 | ||
664 | (defun mark-included-diary-files () | |
665 | "Mark the diary entries from other diary files with those of diary-file. | |
666 | This function is suitable for use as the mark-diary-entries-hook; it enables | |
667 | you to use shared diary files together with your own. The files included are | |
668 | specified in the diary-file by lines of the form | |
669 | #include \"filename\" | |
670 | This is recursive; that is, #include directives in diary files thus included | |
671 | are obeyed. You can change the \"#include\" to some other string by | |
672 | changing the variable `diary-include-string'." | |
673 | (goto-char (point-min)) | |
674 | (while (re-search-forward | |
675 | (concat | |
676 | "\\(\\`\\|\^M\\|\n\\)" | |
677 | (regexp-quote diary-include-string) | |
678 | " \"\\([^\"]*\\)\"") | |
679 | nil t) | |
680 | (let ((diary-file (substitute-in-file-name | |
681 | (buffer-substring (match-beginning 2) (match-end 2)))) | |
682 | (mark-diary-entries-hook 'mark-included-diary-files)) | |
683 | (if (file-exists-p diary-file) | |
684 | (if (file-readable-p diary-file) | |
685 | (progn | |
686 | (mark-diary-entries) | |
687 | (kill-buffer (get-file-buffer diary-file))) | |
688 | (beep) | |
689 | (message "Can't read included diary file %s" diary-file) | |
690 | (sleep-for 2)) | |
691 | (beep) | |
692 | (message "Can't find included diary file %s" diary-file) | |
693 | (sleep-for 2)))) | |
694 | (goto-char (point-min))) | |
695 | ||
696 | (defun mark-calendar-days-named (dayname) | |
697 | "Mark all dates in the calendar window that are day DAYNAME of the week. | |
698 | 0 means all Sundays, 1 means all Mondays, and so on." | |
699 | (save-excursion | |
700 | (set-buffer calendar-buffer) | |
701 | (let ((prev-month displayed-month) | |
702 | (prev-year displayed-year) | |
703 | (succ-month displayed-month) | |
704 | (succ-year displayed-year) | |
705 | (last-day) | |
706 | (day)) | |
707 | (increment-calendar-month succ-month succ-year 1) | |
708 | (increment-calendar-month prev-month prev-year -1) | |
709 | (setq day (calendar-absolute-from-gregorian | |
710 | (calendar-nth-named-day 1 dayname prev-month prev-year))) | |
711 | (setq last-day (calendar-absolute-from-gregorian | |
712 | (calendar-nth-named-day -1 dayname succ-month succ-year))) | |
713 | (while (<= day last-day) | |
714 | (mark-visible-calendar-date (calendar-gregorian-from-absolute day)) | |
715 | (setq day (+ day 7)))))) | |
716 | ||
717 | (defun mark-calendar-date-pattern (month day year) | |
718 | "Mark all dates in the calendar window that conform to MONTH/DAY/YEAR. | |
719 | A value of 0 in any position is a wild-card." | |
720 | (save-excursion | |
721 | (set-buffer calendar-buffer) | |
722 | (let ((m displayed-month) | |
723 | (y displayed-year)) | |
724 | (increment-calendar-month m y -1) | |
725 | (calendar-for-loop i from 0 to 2 do | |
726 | (mark-calendar-month m y month day year) | |
727 | (increment-calendar-month m y 1))))) | |
728 | ||
729 | (defun mark-calendar-month (month year p-month p-day p-year) | |
730 | "Mark dates in the MONTH/YEAR that conform to pattern P-MONTH/P_DAY/P-YEAR. | |
731 | A value of 0 in any position of the pattern is a wild-card." | |
732 | (if (or (and (= month p-month) | |
733 | (or (= p-year 0) (= year p-year))) | |
734 | (and (= p-month 0) | |
735 | (or (= p-year 0) (= year p-year)))) | |
736 | (if (= p-day 0) | |
737 | (calendar-for-loop | |
738 | i from 1 to (calendar-last-day-of-month month year) do | |
739 | (mark-visible-calendar-date (list month i year))) | |
740 | (mark-visible-calendar-date (list month p-day year))))) | |
741 | ||
9e2b097b JB |
742 | (defun sort-diary-entries () |
743 | "Sort the list of diary entries by time of day." | |
744 | (setq diary-entries-list (sort diary-entries-list 'diary-entry-compare))) | |
745 | ||
1802278a JB |
746 | (defun diary-entry-compare (e1 e2) |
747 | "Returns t if E1 is earlier than E2." | |
748 | (or (calendar-date-compare e1 e2) | |
749 | (and (calendar-date-equal (car e1) (car e2)) | |
750 | (< (diary-entry-time (car (cdr e1))) | |
751 | (diary-entry-time (car (cdr e2))))))) | |
752 | ||
753 | (defun diary-entry-time (s) | |
754 | "Time at the beginning of the string S in a military-style integer. | |
755 | For example, returns 1325 for 1:25pm. Returns -9999 if no time is recognized. | |
756 | The recognized forms are XXXX or X:XX or XX:XX (military time), XXam or XXpm, | |
757 | and XX:XXam or XX:XXpm." | |
758 | (cond ((string-match;; Military time | |
759 | "^ *\\([0-9]?[0-9]\\):?\\([0-9][0-9]\\)\\(\\>\\|[^ap]\\)" s) | |
760 | (+ (* 100 (string-to-int | |
761 | (substring s (match-beginning 1) (match-end 1)))) | |
762 | (string-to-int (substring s (match-beginning 2) (match-end 2))))) | |
763 | ((string-match;; Hour only XXam or XXpm | |
764 | "^ *\\([0-9]?[0-9]\\)\\([ap]\\)m\\>" s) | |
765 | (+ (* 100 (% (string-to-int | |
766 | (substring s (match-beginning 1) (match-end 1))) | |
767 | 12)) | |
768 | (if (string-equal "a" | |
769 | (substring s (match-beginning 2) (match-end 2))) | |
770 | 0 1200))) | |
771 | ((string-match;; Hour and minute XX:XXam or XX:XXpm | |
772 | "^ *\\([0-9]?[0-9]\\):\\([0-9][0-9]\\)\\([ap]\\)m\\>" s) | |
773 | (+ (* 100 (% (string-to-int | |
774 | (substring s (match-beginning 1) (match-end 1))) | |
775 | 12)) | |
776 | (string-to-int (substring s (match-beginning 2) (match-end 2))) | |
777 | (if (string-equal "a" | |
778 | (substring s (match-beginning 3) (match-end 3))) | |
779 | 0 1200))) | |
780 | (t -9999)));; Unrecognizable | |
781 | ||
782 | (defun list-hebrew-diary-entries () | |
783 | "Add any Hebrew date entries from the diary-file to diary-entries-list. | |
784 | Hebrew date diary entries must be prefaced by a hebrew-diary-entry-symbol | |
9e2b097b | 785 | (normally an `H'). The same diary-date-forms govern the style of the Hebrew |
1802278a JB |
786 | calendar entries, except that the Hebrew month names must be spelled in full. |
787 | The Hebrew months are numbered from 1 to 13 with Nisan being 1, 12 being | |
788 | Adar I and 13 being Adar II; you must use `Adar I' if you want Adar of a | |
789 | common Hebrew year. If a Hebrew date diary entry begins with a | |
790 | diary-nonmarking-symbol the entry will appear in the diary listing, but will | |
791 | not be marked in the calendar. This function is provided for use with the | |
792 | nongregorian-diary-listing-hook." | |
793 | (if (< 0 number) | |
794 | (let ((buffer-read-only nil) | |
795 | (diary-modified (buffer-modified-p)) | |
796 | (gdate original-date) | |
797 | (mark (regexp-quote diary-nonmarking-symbol))) | |
798 | (calendar-for-loop i from 1 to number do | |
799 | (let* ((d diary-date-forms) | |
800 | (hdate (calendar-hebrew-from-absolute | |
801 | (calendar-absolute-from-gregorian gdate))) | |
802 | (month (extract-calendar-month hdate)) | |
803 | (day (extract-calendar-day hdate)) | |
804 | (year (extract-calendar-year hdate))) | |
805 | (while d | |
806 | (let* | |
807 | ((date-form (if (equal (car (car d)) 'backup) | |
808 | (cdr (car d)) | |
809 | (car d))) | |
810 | (backup (equal (car (car d)) 'backup)) | |
811 | (dayname | |
812 | (concat | |
813 | (calendar-day-name gdate) "\\|" | |
814 | (substring (calendar-day-name gdate) 0 3) ".?")) | |
815 | (calendar-month-name-array | |
816 | calendar-hebrew-month-name-array-leap-year) | |
817 | (monthname | |
818 | (concat | |
819 | "\\*\\|" | |
820 | (calendar-month-name month))) | |
821 | (month (concat "\\*\\|0*" (int-to-string month))) | |
822 | (day (concat "\\*\\|0*" (int-to-string day))) | |
823 | (year | |
824 | (concat | |
825 | "\\*\\|0*" (int-to-string year) | |
826 | (if abbreviated-calendar-year | |
827 | (concat "\\|" (int-to-string (% year 100))) | |
828 | ""))) | |
829 | (regexp | |
830 | (concat | |
831 | "\\(\\`\\|\^M\\|\n\\)" mark "?" | |
832 | (regexp-quote hebrew-diary-entry-symbol) | |
833 | "\\(" | |
834 | (mapconcat 'eval date-form "\\)\\(") | |
835 | "\\)")) | |
836 | (case-fold-search t)) | |
837 | (goto-char (point-min)) | |
838 | (while (re-search-forward regexp nil t) | |
839 | (if backup (re-search-backward "\\<" nil t)) | |
840 | (if (and (or (char-equal (preceding-char) ?\^M) | |
841 | (char-equal (preceding-char) ?\n)) | |
842 | (not (looking-at " \\|\^I"))) | |
843 | ;; Diary entry that consists only of date. | |
844 | (backward-char 1) | |
845 | ;; Found a nonempty diary entry--make it visible and | |
846 | ;; add it to the list. | |
847 | (let ((entry-start (point)) | |
848 | (date-start)) | |
849 | (re-search-backward "\^M\\|\n\\|\\`") | |
850 | (setq date-start (point)) | |
851 | (re-search-forward "\^M\\|\n" nil t 2) | |
852 | (while (looking-at " \\|\^I") | |
853 | (re-search-forward "\^M\\|\n" nil t)) | |
854 | (backward-char 1) | |
855 | (subst-char-in-region date-start (point) ?\^M ?\n t) | |
856 | (add-to-diary-list | |
857 | gdate (buffer-substring entry-start (point))))))) | |
858 | (setq d (cdr d)))) | |
859 | (setq gdate | |
860 | (calendar-gregorian-from-absolute | |
861 | (1+ (calendar-absolute-from-gregorian gdate))))) | |
862 | (set-buffer-modified-p diary-modified)) | |
863 | (goto-char (point-min)))) | |
864 | ||
865 | (defun mark-hebrew-diary-entries () | |
866 | "Mark days in the calendar window that have Hebrew date diary entries. | |
867 | Each entry in diary-file (or included files) visible in the calendar window | |
868 | is marked. Hebrew date entries are prefaced by a hebrew-diary-entry-symbol | |
9e2b097b | 869 | (normally an `H'). The same diary-date-forms govern the style of the Hebrew |
1802278a JB |
870 | calendar entries, except that the Hebrew month names must be spelled in full. |
871 | The Hebrew months are numbered from 1 to 13 with Nisan being 1, 12 being | |
872 | Adar I and 13 being Adar II; you must use `Adar I' if you want Adar of a | |
873 | common Hebrew year. Hebrew date diary entries that begin with a | |
874 | diary-nonmarking symbol will not be marked in the calendar. This function | |
875 | is provided for use as part of the nongregorian-diary-marking-hook." | |
876 | (let ((d diary-date-forms)) | |
877 | (while d | |
878 | (let* | |
879 | ((date-form (if (equal (car (car d)) 'backup) | |
880 | (cdr (car d)) | |
881 | (car d)));; ignore 'backup directive | |
882 | (dayname (diary-name-pattern calendar-day-name-array)) | |
883 | (monthname | |
884 | (concat | |
885 | (diary-name-pattern calendar-hebrew-month-name-array-leap-year t) | |
886 | "\\|\\*")) | |
887 | (month "[0-9]+\\|\\*") | |
888 | (day "[0-9]+\\|\\*") | |
889 | (year "[0-9]+\\|\\*") | |
890 | (l (length date-form)) | |
891 | (d-name-pos (- l (length (memq 'dayname date-form)))) | |
892 | (d-name-pos (if (/= l d-name-pos) (+ 2 d-name-pos))) | |
893 | (m-name-pos (- l (length (memq 'monthname date-form)))) | |
894 | (m-name-pos (if (/= l m-name-pos) (+ 2 m-name-pos))) | |
895 | (d-pos (- l (length (memq 'day date-form)))) | |
896 | (d-pos (if (/= l d-pos) (+ 2 d-pos))) | |
897 | (m-pos (- l (length (memq 'month date-form)))) | |
898 | (m-pos (if (/= l m-pos) (+ 2 m-pos))) | |
899 | (y-pos (- l (length (memq 'year date-form)))) | |
900 | (y-pos (if (/= l y-pos) (+ 2 y-pos))) | |
901 | (regexp | |
902 | (concat | |
903 | "\\(\\`\\|\^M\\|\n\\)" | |
904 | (regexp-quote hebrew-diary-entry-symbol) | |
905 | "\\(" | |
906 | (mapconcat 'eval date-form "\\)\\(") | |
907 | "\\)")) | |
908 | (case-fold-search t)) | |
909 | (goto-char (point-min)) | |
910 | (while (re-search-forward regexp nil t) | |
911 | (let* ((dd-name | |
912 | (if d-name-pos | |
913 | (buffer-substring | |
914 | (match-beginning d-name-pos) | |
915 | (match-end d-name-pos)))) | |
916 | (mm-name | |
917 | (if m-name-pos | |
918 | (buffer-substring | |
919 | (match-beginning m-name-pos) | |
920 | (match-end m-name-pos)))) | |
921 | (mm (string-to-int | |
922 | (if m-pos | |
923 | (buffer-substring | |
924 | (match-beginning m-pos) | |
925 | (match-end m-pos)) | |
926 | ""))) | |
927 | (dd (string-to-int | |
928 | (if d-pos | |
929 | (buffer-substring | |
930 | (match-beginning d-pos) | |
931 | (match-end d-pos)) | |
932 | ""))) | |
933 | (y-str (if y-pos | |
934 | (buffer-substring | |
935 | (match-beginning y-pos) | |
936 | (match-end y-pos)))) | |
937 | (yy (if (not y-str) | |
938 | 0 | |
939 | (if (and (= (length y-str) 2) | |
940 | abbreviated-calendar-year) | |
941 | (let* ((current-y | |
942 | (extract-calendar-year | |
943 | (calendar-hebrew-from-absolute | |
944 | (calendar-absolute-from-gregorian | |
945 | (calendar-current-date))))) | |
946 | (y (+ (string-to-int y-str) | |
947 | (* 100 (/ current-y 100))))) | |
948 | (if (> (- y current-y) 50) | |
949 | (- y 100) | |
950 | (if (> (- current-y y) 50) | |
951 | (+ y 100) | |
952 | y))) | |
953 | (string-to-int y-str))))) | |
954 | (if dd-name | |
955 | (mark-calendar-days-named | |
956 | (cdr (assoc (capitalize (substring dd-name 0 3)) | |
957 | (calendar-make-alist | |
958 | calendar-day-name-array | |
959 | 0 | |
960 | '(lambda (x) (substring x 0 3)))))) | |
961 | (if mm-name | |
962 | (if (string-equal mm-name "*") | |
963 | (setq mm 0) | |
964 | (setq | |
965 | mm | |
966 | (cdr | |
967 | (assoc | |
968 | (capitalize mm-name) | |
969 | (calendar-make-alist | |
970 | calendar-hebrew-month-name-array-leap-year)))))) | |
971 | (mark-hebrew-calendar-date-pattern mm dd yy))))) | |
972 | (setq d (cdr d))))) | |
973 | ||
974 | (defun mark-hebrew-calendar-date-pattern (month day year) | |
eabf7f96 CZ |
975 | "Mark dates in calendar window that conform to Hebrew date MONTH/DAY/YEAR. |
976 | A value of 0 in any position is a wild-card." | |
1802278a JB |
977 | (save-excursion |
978 | (set-buffer calendar-buffer) | |
979 | (if (and (/= 0 month) (/= 0 day)) | |
980 | (if (/= 0 year) | |
981 | ;; Fully specified Hebrew date. | |
982 | (let ((date (calendar-gregorian-from-absolute | |
983 | (calendar-absolute-from-hebrew | |
984 | (list month day year))))) | |
985 | (if (calendar-date-is-visible-p date) | |
986 | (mark-visible-calendar-date date))) | |
987 | ;; Month and day in any year--this taken from the holiday stuff. | |
988 | (if (memq displayed-month;; This test is only to speed things up a | |
989 | (list ;; bit; it works fine without the test too. | |
990 | (if (< 11 month) (- month 11) (+ month 1)) | |
991 | (if (< 10 month) (- month 10) (+ month 2)) | |
992 | (if (< 9 month) (- month 9) (+ month 3)) | |
993 | (if (< 8 month) (- month 8) (+ month 4)) | |
994 | (if (< 7 month) (- month 7) (+ month 5)))) | |
995 | (let ((m1 displayed-month) | |
996 | (y1 displayed-year) | |
997 | (m2 displayed-month) | |
998 | (y2 displayed-year) | |
999 | (year)) | |
1000 | (increment-calendar-month m1 y1 -1) | |
1001 | (increment-calendar-month m2 y2 1) | |
1002 | (let* ((start-date (calendar-absolute-from-gregorian | |
1003 | (list m1 1 y1))) | |
1004 | (end-date (calendar-absolute-from-gregorian | |
1005 | (list m2 | |
1006 | (calendar-last-day-of-month m2 y2) | |
1007 | y2))) | |
1008 | (hebrew-start | |
1009 | (calendar-hebrew-from-absolute start-date)) | |
1010 | (hebrew-end (calendar-hebrew-from-absolute end-date)) | |
1011 | (hebrew-y1 (extract-calendar-year hebrew-start)) | |
1012 | (hebrew-y2 (extract-calendar-year hebrew-end))) | |
1013 | (setq year (if (< 6 month) hebrew-y2 hebrew-y1)) | |
1014 | (let ((date (calendar-gregorian-from-absolute | |
1015 | (calendar-absolute-from-hebrew | |
1016 | (list month day year))))) | |
1017 | (if (calendar-date-is-visible-p date) | |
1018 | (mark-visible-calendar-date date))))))) | |
1019 | ;; Not one of the simple cases--check all visible dates for match. | |
1020 | ;; Actually, the following code takes care of ALL of the cases, but | |
1021 | ;; it's much too slow to be used for the simple (common) cases. | |
1022 | (let ((m displayed-month) | |
1023 | (y displayed-year) | |
1024 | (first-date) | |
1025 | (last-date)) | |
1026 | (increment-calendar-month m y -1) | |
1027 | (setq first-date | |
1028 | (calendar-absolute-from-gregorian | |
1029 | (list m 1 y))) | |
1030 | (increment-calendar-month m y 2) | |
1031 | (setq last-date | |
1032 | (calendar-absolute-from-gregorian | |
1033 | (list m (calendar-last-day-of-month m y) y))) | |
1034 | (calendar-for-loop date from first-date to last-date do | |
1035 | (let* ((h-date (calendar-hebrew-from-absolute date)) | |
1036 | (h-month (extract-calendar-month h-date)) | |
1037 | (h-day (extract-calendar-day h-date)) | |
1038 | (h-year (extract-calendar-year h-date))) | |
1039 | (and (or (zerop month) | |
1040 | (= month h-month)) | |
1041 | (or (zerop day) | |
1042 | (= day h-day)) | |
1043 | (or (zerop year) | |
1044 | (= year h-year)) | |
1045 | (mark-visible-calendar-date | |
1046 | (calendar-gregorian-from-absolute date))))))))) | |
1047 | ||
1048 | (defun list-sexp-diary-entries (date) | |
1bd410e5 JB |
1049 | "Add sexp entries for DATE from the diary-file to diary-entries-list. |
1050 | Also, Make them visible in the diary file. Returns t if any entries were | |
1051 | found. | |
1802278a JB |
1052 | |
1053 | Sexp diary entries must be prefaced by a sexp-diary-entry-symbol (normally | |
1054 | `%%'). The form of a sexp diary entry is | |
1055 | ||
1056 | %%(SEXP) ENTRY | |
1057 | ||
1058 | Both ENTRY and DATE are globally available when the SEXP is evaluated. If the | |
1059 | SEXP yields the value nil, the diary entry does not apply. If it yields a | |
1060 | non-nil value, ENTRY will be taken to apply to DATE; if the non-nil value is a | |
1061 | string, that string will be the diary entry in the fancy diary display. | |
1062 | ||
1063 | For example, the following diary entry will apply to the 21st of the month | |
1064 | if it is a weekday and the Friday before if the 21st is on a weekend: | |
1065 | ||
1066 | &%%(let ((dayname (calendar-day-of-week date)) | |
1067 | (day (extract-calendar-day date))) | |
1068 | (or | |
1069 | (and (= day 21) (memq dayname '(1 2 3 4 5))) | |
1070 | (and (memq day '(19 20)) (= dayname 5))) | |
1071 | ) UIUC pay checks deposited | |
1072 | ||
1073 | A number of built-in functions are available for this type of diary entry: | |
1074 | ||
1075 | %%(diary-float MONTH DAYNAME N) text | |
1076 | Entry will appear on the Nth DAYNAME of MONTH. | |
1077 | (DAYNAME=0 means Sunday, 1 means Monday, and so on; | |
1078 | if N is negative it counts backward from the end of | |
1079 | the month. MONTH can be a list of months, a single | |
1080 | month, or t to specify all months. | |
1081 | ||
1082 | %%(diary-block M1 D1 Y1 M2 D2 Y2) text | |
1083 | Entry will appear on dates between M1/D1/Y1 and M2/D2/Y2, | |
1084 | inclusive. (If `european-calendar-style' is t, the | |
1085 | order of the parameters should be changed to D1, M1, Y1, | |
1086 | D2, M2, Y2.) | |
1087 | ||
1088 | %%(diary-anniversary MONTH DAY YEAR) text | |
1089 | Entry will appear on anniversary dates of MONTH DAY, YEAR. | |
1090 | (If `european-calendar-style' is t, the order of the | |
1091 | parameters should be changed to DAY, MONTH, YEAR.) Text | |
1092 | can contain %d or %d%s; %d will be replaced by the number | |
1093 | of years since the MONTH DAY, YEAR and %s will be replaced | |
1094 | by the ordinal ending of that number (that is, `st', `nd', | |
1095 | `rd' or `th', as appropriate. The anniversary of February | |
1096 | 29 is considered to be March 1 in a non-leap year. | |
1097 | ||
1098 | %%(diary-cyclic N MONTH DAY YEAR) text | |
1099 | Entry will appear every N days, starting MONTH DAY, YEAR. | |
1100 | (If `european-calendar-style' is t, the order of the | |
1101 | parameters should be changed to N, DAY, MONTH, YEAR.) Text | |
1102 | can contain %d or %d%s; %d will be replaced by the number | |
1103 | of repetitions since the MONTH DAY, YEAR and %s will | |
1104 | be replaced by the ordinal ending of that number (that is, | |
1105 | `st', `nd', `rd' or `th', as appropriate. | |
1106 | ||
1107 | %%(diary-day-of-year) | |
1108 | Diary entries giving the day of the year and the number of | |
1109 | days remaining in the year will be made every day. Note | |
1110 | that since there is no text, it makes sense only if the | |
1111 | fancy diary display is used. | |
1112 | ||
1113 | %%(diary-iso-date) | |
1114 | Diary entries giving the corresponding ISO commercial date | |
1115 | will be made every day. Note that since there is no text, | |
1116 | it makes sense only if the fancy diary display is used. | |
1117 | ||
1118 | %%(diary-french-date) | |
1119 | Diary entries giving the corresponding French Revolutionary | |
1120 | date will be made every day. Note that since there is no | |
1121 | text, it makes sense only if the fancy diary display is used. | |
1122 | ||
1123 | %%(diary-islamic-date) | |
1124 | Diary entries giving the corresponding Islamic date will be | |
1125 | made every day. Note that since there is no text, it | |
1126 | makes sense only if the fancy diary display is used. | |
1127 | ||
1128 | %%(diary-hebrew-date) | |
1129 | Diary entries giving the corresponding Hebrew date will be | |
1130 | made every day. Note that since there is no text, it | |
1131 | makes sense only if the fancy diary display is used. | |
1132 | ||
9e2b097b JB |
1133 | %%(diary-astro-day-number) Diary entries giving the corresponding |
1134 | astronomical (Julian) day number will be made every day. | |
1135 | Note that since there is no text, it makes sense only if the | |
1136 | fancy diary display is used. | |
1137 | ||
1138 | %%(diary-julian-date) Diary entries giving the corresponding | |
1139 | Julian date will be made every day. Note that since | |
1140 | there is no text, it makes sense only if the fancy diary | |
1141 | display is used. | |
1142 | ||
1143 | %%(diary-sunrise-sunset) | |
1144 | Diary entries giving the local times of sunrise and sunset | |
1145 | will be made every day. Note that since there is no text, | |
1146 | it makes sense only if the fancy diary display is used. | |
1147 | Floating point required. | |
1148 | ||
1149 | %%(diary-phases-of-moon) | |
1150 | Diary entries giving the times of the phases of the moon | |
1151 | will be when appropriate. Note that since there is no text, | |
1152 | it makes sense only if the fancy diary display is used. | |
1153 | Floating point required. | |
1154 | ||
1802278a JB |
1155 | %%(diary-yahrzeit MONTH DAY YEAR) text |
1156 | Text is assumed to be the name of the person; the date is | |
1157 | the date of death on the *civil* calendar. The diary entry | |
1158 | will appear on the proper Hebrew-date anniversary and on the | |
1159 | day before. (If `european-calendar-style' is t, the order | |
1160 | of the parameters should be changed to DAY, MONTH, YEAR.) | |
1161 | ||
9e2b097b JB |
1162 | %%(diary-sunrise-sunset) |
1163 | Diary entries giving the local times of Sabbath candle | |
1164 | lighting will be made every day. Note that since there is | |
1165 | no text, it makes sense only if the fancy diary display is | |
1166 | used. Floating point required. | |
1167 | ||
1802278a JB |
1168 | %%(diary-rosh-hodesh) |
1169 | Diary entries will be made on the dates of Rosh Hodesh on | |
1170 | the Hebrew calendar. Note that since there is no text, it | |
1171 | makes sense only if the fancy diary display is used. | |
1172 | ||
1173 | %%(diary-parasha) | |
1174 | Diary entries giving the weekly parasha will be made on | |
1175 | every Saturday. Note that since there is no text, it | |
1176 | makes sense only if the fancy diary display is used. | |
1177 | ||
1178 | %%(diary-omer) | |
1179 | Diary entries giving the omer count will be made every day | |
1180 | from Passover to Shavuoth. Note that since there is no text, | |
1181 | it makes sense only if the fancy diary display is used. | |
1182 | ||
1183 | Marking these entries is *extremely* time consuming, so these entries are | |
1184 | best if they are nonmarking." | |
1185 | (let* ((mark (regexp-quote diary-nonmarking-symbol)) | |
1186 | (sexp-mark (regexp-quote sexp-diary-entry-symbol)) | |
1187 | (s-entry (concat "\\(\\`\\|\^M\\|\n\\)" mark "?" sexp-mark "(")) | |
1188 | (entry-found)) | |
1189 | (goto-char (point-min)) | |
1190 | (while (re-search-forward s-entry nil t) | |
1191 | (backward-char 1) | |
1192 | (let ((sexp-start (point)) | |
1193 | (sexp) | |
1194 | (entry) | |
1195 | (entry-start) | |
1196 | (line-start)) | |
1197 | (forward-sexp) | |
1198 | (setq sexp (buffer-substring sexp-start (point))) | |
1199 | (save-excursion | |
1200 | (re-search-backward "\^M\\|\n\\|\\`") | |
1201 | (setq line-start (point))) | |
1202 | (forward-char 1) | |
1203 | (if (and (or (char-equal (preceding-char) ?\^M) | |
1204 | (char-equal (preceding-char) ?\n)) | |
1205 | (not (looking-at " \\|\^I"))) | |
1206 | (progn;; Diary entry consists only of the sexp | |
1207 | (backward-char 1) | |
1208 | (setq entry "")) | |
1209 | (setq entry-start (point)) | |
1210 | (re-search-forward "\^M\\|\n" nil t) | |
1211 | (while (looking-at " \\|\^I") | |
1212 | (re-search-forward "\^M\\|\n" nil t)) | |
1213 | (backward-char 1) | |
1214 | (setq entry (buffer-substring entry-start (point))) | |
1215 | (while (string-match "[\^M]" entry) | |
1216 | (aset entry (match-beginning 0) ?\n ))) | |
1217 | (let ((diary-entry (diary-sexp-entry sexp entry date))) | |
1218 | (if diary-entry | |
1219 | (subst-char-in-region line-start (point) ?\^M ?\n t)) | |
1220 | (add-to-diary-list date diary-entry) | |
1221 | (setq entry-found (or entry-found diary-entry))))) | |
1222 | entry-found)) | |
1223 | ||
1224 | (defun diary-sexp-entry (sexp entry date) | |
1225 | "Process a SEXP diary ENTRY for DATE." | |
1bd410e5 JB |
1226 | (let ((result (if calendar-debug-sexp |
1227 | (let ((stack-trace-on-error t)) | |
1228 | (eval (car (read-from-string sexp)))) | |
1229 | (condition-case nil | |
1230 | (eval (car (read-from-string sexp))) | |
1231 | (error | |
1232 | (beep) | |
1233 | (message "Bad sexp at line %d in %s: %s" | |
1234 | (save-excursion | |
1235 | (save-restriction | |
1236 | (narrow-to-region 1 (point)) | |
1237 | (goto-char (point-min)) | |
1238 | (let ((lines 1)) | |
1239 | (while (re-search-forward "\n\\|\^M" nil t) | |
1240 | (setq lines (1+ lines))) | |
1241 | lines))) | |
1242 | diary-file sexp) | |
1243 | (sleep-for 2)))))) | |
1802278a JB |
1244 | (if (stringp result) |
1245 | result | |
1246 | (if result | |
1247 | entry | |
1248 | nil)))) | |
1249 | ||
1250 | (defun diary-block (m1 d1 y1 m2 d2 y2) | |
eabf7f96 CZ |
1251 | "Block diary entry. |
1252 | Entry applies if date is between two dates. Order of the parameters is | |
1253 | M1, D1, Y1, M2, D2, Y2 `european-calendar-style' is nil, and | |
1802278a JB |
1254 | D1, M1, Y1, D2, M2, Y2 if `european-calendar-style' is t." |
1255 | (let ((date1 (calendar-absolute-from-gregorian | |
1256 | (if european-calendar-style | |
1257 | (list d1 m1 y1) | |
1258 | (list m1 d1 y1)))) | |
1259 | (date2 (calendar-absolute-from-gregorian | |
1260 | (if european-calendar-style | |
1261 | (list d2 m2 y2) | |
1262 | (list m2 d2 y2)))) | |
1263 | (d (calendar-absolute-from-gregorian date))) | |
1264 | (if (and (<= date1 d) (<= d date2)) | |
1265 | entry))) | |
1266 | ||
1267 | (defun diary-float (month dayname n) | |
1268 | "Floating diary entry--entry applies if date is the nth dayname of month. | |
1269 | Parameters are MONTH, DAYNAME, N. MONTH can be a list of months, the constant | |
1270 | t, or an integer. The constant t means all months. If N is negative, count | |
1271 | backward from the end of the month." | |
1272 | (let ((m (extract-calendar-month date)) | |
1273 | (y (extract-calendar-year date))) | |
1274 | (if (and | |
1275 | (or (and (listp month) (memq m month)) | |
1276 | (equal m month) | |
1277 | (eq month t)) | |
1278 | (calendar-date-equal date (calendar-nth-named-day n dayname m y))) | |
1279 | entry))) | |
1280 | ||
1281 | (defun diary-anniversary (month day year) | |
eabf7f96 CZ |
1282 | "Anniversary diary entry. |
1283 | Entry applies if date is the anniversary of MONTH, DAY, YEAR if | |
1284 | `european-calendar-style' is nil, and DAY, MONTH, YEAR if | |
1285 | `european-calendar-style' is t. Diary entry can contain `%d' or `%d%s'; the | |
1802278a JB |
1286 | %d will be replaced by the number of years since the MONTH DAY, YEAR and the |
1287 | %s will be replaced by the ordinal ending of that number (that is, `st', `nd', | |
1288 | `rd' or `th', as appropriate. The anniversary of February 29 is considered | |
1289 | to be March 1 in non-leap years." | |
1290 | (let* ((d (if european-calendar-style | |
1291 | month | |
1292 | day)) | |
1293 | (m (if european-calendar-style | |
1294 | day | |
1295 | month)) | |
1296 | (y (extract-calendar-year date)) | |
1297 | (diff (- y year))) | |
1298 | (if (and (= m 2) (= d 29) (not (calendar-leap-year-p y))) | |
1299 | (setq m 3 | |
1300 | d 1)) | |
1301 | (if (and (> diff 0) (calendar-date-equal (list m d y) date)) | |
1302 | (format entry diff (diary-ordinal-suffix diff))))) | |
1303 | ||
1304 | (defun diary-cyclic (n month day year) | |
1305 | "Cycle diary entry--entry applies every N days starting at MONTH, DAY, YEAR. | |
1306 | If `european-calendar-style' is t, parameters are N, DAY, MONTH, YEAR. | |
1307 | ENTRY can contain `%d' or `%d%s'; the %d will be replaced by the number of | |
1308 | years since the MONTH DAY, YEAR and the %s will be replaced by the ordinal | |
1309 | ending of that number (that is, `st', `nd', `rd' or `th', as appropriate." | |
1310 | (let* ((d (if european-calendar-style | |
1311 | month | |
1312 | day)) | |
1313 | (m (if european-calendar-style | |
1314 | day | |
1315 | month)) | |
1316 | (diff (- (calendar-absolute-from-gregorian date) | |
1317 | (calendar-absolute-from-gregorian | |
1318 | (list m d year)))) | |
1319 | (cycle (/ diff n))) | |
1320 | (if (and (>= diff 0) (zerop (% diff n))) | |
1321 | (format entry cycle (diary-ordinal-suffix cycle))))) | |
1322 | ||
1323 | (defun diary-ordinal-suffix (n) | |
1324 | "Ordinal suffix for N. (That is, `st', `nd', `rd', or `th', as appropriate.)" | |
e5d77022 JB |
1325 | (if (or (memq (% n 100) '(11 12 13)) |
1326 | (< 3 (% n 10))) | |
1802278a JB |
1327 | "th" |
1328 | (aref ["th" "st" "nd" "rd"] (% n 10)))) | |
1329 | ||
1330 | (defun diary-day-of-year () | |
1331 | "Day of year and number of days remaining in the year of date diary entry." | |
1332 | (let* ((year (extract-calendar-year date)) | |
1333 | (day (calendar-day-number date)) | |
1334 | (days-remaining (- (calendar-day-number (list 12 31 year)) day))) | |
1335 | (format "Day %d of %d; %d day%s remaining in the year" | |
1336 | day year days-remaining (if (= days-remaining 1) "" "s")))) | |
1337 | ||
1338 | (defun diary-iso-date () | |
1339 | "ISO calendar equivalent of date diary entry." | |
1340 | (let ((day (% (calendar-absolute-from-gregorian date) 7)) | |
1341 | (iso-date (calendar-iso-from-absolute | |
1342 | (calendar-absolute-from-gregorian date)))) | |
1343 | (format "ISO date: Day %s of week %d of %d." | |
1344 | (if (zerop day) 7 day) | |
1345 | (extract-calendar-month iso-date) | |
1346 | (extract-calendar-year iso-date)))) | |
1347 | ||
1348 | (defun diary-islamic-date () | |
1349 | "Islamic calendar equivalent of date diary entry." | |
9e2b097b | 1350 | (let* ((i-date (calendar-islamic-from-absolute |
1802278a JB |
1351 | (calendar-absolute-from-gregorian date))) |
1352 | (calendar-month-name-array calendar-islamic-month-name-array)) | |
1353 | (if (>= (extract-calendar-year i-date) 1) | |
9e2b097b | 1354 | (format "Islamic date: %s" (calendar-date-string i-date nil t))))) |
1802278a JB |
1355 | |
1356 | (defun diary-hebrew-date () | |
1357 | "Hebrew calendar equivalent of date diary entry." | |
9e2b097b | 1358 | (let* ((h-date (calendar-hebrew-from-absolute |
1802278a JB |
1359 | (calendar-absolute-from-gregorian date))) |
1360 | (calendar-month-name-array | |
1361 | (if (hebrew-calendar-leap-year-p | |
1362 | (extract-calendar-year h-date)) | |
1363 | calendar-hebrew-month-name-array-leap-year | |
1364 | calendar-hebrew-month-name-array-common-year))) | |
9e2b097b | 1365 | (format "Hebrew date: %s" (calendar-date-string h-date nil t)))) |
1802278a | 1366 | |
9e2b097b JB |
1367 | (defun diary-julian-date () |
1368 | "Julian calendar equivalent of date diary entry." | |
1369 | (format "Julian date: %s" | |
1370 | (calendar-date-string | |
1371 | (calendar-julian-from-absolute | |
1372 | (calendar-absolute-from-gregorian date))) | |
1373 | nil t)) | |
1374 | ||
1375 | (defun diary-astro-day-number () | |
1376 | "Astronomical (Julian) day number diary entry." | |
1377 | (format "Astronomical (Julian) day number %d" | |
1378 | (+ 1721425 (calendar-absolute-from-gregorian date)))) | |
1802278a JB |
1379 | |
1380 | (defun diary-omer () | |
eabf7f96 CZ |
1381 | "Omer count diary entry. |
1382 | Entry applies if date is within 50 days after Passover." | |
1802278a JB |
1383 | (let* ((passover |
1384 | (calendar-absolute-from-hebrew | |
1385 | (list 1 15 (+ (extract-calendar-year date) 3760)))) | |
1386 | (omer (- (calendar-absolute-from-gregorian date) passover)) | |
1387 | (week (/ omer 7)) | |
1388 | (day (% omer 7))) | |
1389 | (if (and (> omer 0) (< omer 50)) | |
1390 | (format "Day %d%s of the omer (until sunset)" | |
1391 | omer | |
1392 | (if (zerop week) | |
1393 | "" | |
1394 | (format ", that is, %d week%s%s" | |
1395 | week | |
1396 | (if (= week 1) "" "s") | |
1397 | (if (zerop day) | |
1398 | "" | |
1399 | (format " and %d day%s" | |
1400 | day (if (= day 1) "" "s"))))))))) | |
1401 | ||
1402 | (defun diary-yahrzeit (death-month death-day death-year) | |
1403 | "Yahrzeit diary entry--entry applies if date is yahrzeit or the day before. | |
1404 | Parameters are DEATH-MONTH, DEATH-DAY, DEATH-YEAR; the diary entry is assumed | |
1405 | to be the name of the person. Date of death is on the *civil* calendar; | |
1406 | although the date of death is specified by the civil calendar, the proper | |
1407 | Hebrew calendar yahrzeit is determined. If european-calendar-style is t, the | |
1408 | order of the parameters is changed to DEATH-DAY, DEATH-MONTH, DEATH-YEAR." | |
1409 | (let* ((h-date (calendar-hebrew-from-absolute | |
1410 | (calendar-absolute-from-gregorian | |
1411 | (if european-calendar-style | |
1412 | (list death-day death-month death-year) | |
1413 | (list death-month death-day death-year))))) | |
1414 | (h-month (extract-calendar-month h-date)) | |
1415 | (h-day (extract-calendar-day h-date)) | |
1416 | (h-year (extract-calendar-year h-date)) | |
1417 | (d (calendar-absolute-from-gregorian date)) | |
1418 | (yr (extract-calendar-year (calendar-hebrew-from-absolute d))) | |
1419 | (diff (- yr h-year)) | |
1420 | (y (hebrew-calendar-yahrzeit h-date yr))) | |
1421 | (if (and (> diff 0) (or (= y d) (= y (1+ d)))) | |
1422 | (format "Yahrzeit of %s%s: %d%s anniversary" | |
1423 | entry | |
1424 | (if (= y d) "" " (evening)") | |
1425 | diff | |
1426 | (cond ((= (% diff 10) 1) "st") | |
1427 | ((= (% diff 10) 2) "nd") | |
1428 | ((= (% diff 10) 3) "rd") | |
1429 | (t "th")))))) | |
1430 | ||
1431 | (defun diary-rosh-hodesh () | |
eabf7f96 CZ |
1432 | "Rosh Hodesh diary entry. |
1433 | Entry applies if date is Rosh Hodesh, the day before, or the Saturday before." | |
1802278a JB |
1434 | (let* ((d (calendar-absolute-from-gregorian date)) |
1435 | (h-date (calendar-hebrew-from-absolute d)) | |
1436 | (h-month (extract-calendar-month h-date)) | |
1437 | (h-day (extract-calendar-day h-date)) | |
1438 | (h-year (extract-calendar-year h-date)) | |
1439 | (leap-year (hebrew-calendar-leap-year-p h-year)) | |
1440 | (last-day (hebrew-calendar-last-day-of-month h-month h-year)) | |
1441 | (h-month-names | |
1442 | (if leap-year | |
1443 | calendar-hebrew-month-name-array-leap-year | |
1444 | calendar-hebrew-month-name-array-common-year)) | |
1445 | (this-month (aref h-month-names (1- h-month))) | |
1446 | (h-yesterday (extract-calendar-day | |
1447 | (calendar-hebrew-from-absolute (1- d))))) | |
1448 | (if (or (= h-day 30) (and (= h-day 1) (/= h-month 7))) | |
1449 | (format | |
1450 | "Rosh Hodesh %s" | |
1451 | (if (= h-day 30) | |
1452 | (format | |
1453 | "%s (first day)" | |
1454 | ;; next month must be in the same year since this | |
1455 | ;; month can't be the last month of the year since | |
1456 | ;; it has 30 days | |
1457 | (aref h-month-names h-month)) | |
1458 | (if (= h-yesterday 30) | |
1459 | (format "%s (second day)" this-month) | |
1460 | this-month))) | |
9e2b097b | 1461 | (if (= (% d 7) 6);; Saturday--check for Shabbat Mevarhim |
1802278a JB |
1462 | (cond ((and (> h-day 22) (/= h-month 6) (= 29 last-day)) |
1463 | (format "Mevarhim Rosh Hodesh %s (%s)" | |
1464 | (aref h-month-names | |
1465 | (if (= h-month | |
1466 | (hebrew-calendar-last-month-of-year | |
1467 | h-year)) | |
1468 | 0 h-month)) | |
1469 | (aref calendar-day-name-array (- 29 h-day)))) | |
1470 | ((and (< h-day 30) (> h-day 22) (= 30 last-day)) | |
1471 | (format "Mevarhim Rosh Hodesh %s (%s-%s)" | |
1472 | (aref h-month-names h-month) | |
e5d77022 JB |
1473 | (if (= h-day 29) |
1474 | "tomorrow" | |
1475 | (aref calendar-day-name-array (- 29 h-day))) | |
1802278a | 1476 | (aref calendar-day-name-array |
9e2b097b | 1477 | (% (- 30 h-day) 7))))) |
e5d77022 JB |
1478 | (if (and (= h-day 29) (/= h-month 6)) |
1479 | (format "Erev Rosh Hodesh %s" | |
1480 | (aref h-month-names | |
1481 | (if (= h-month | |
1482 | (hebrew-calendar-last-month-of-year | |
1483 | h-year)) | |
1484 | 0 h-month)))))))) | |
1802278a JB |
1485 | |
1486 | (defun diary-parasha () | |
1487 | "Parasha diary entry--entry applies if date is a Saturday." | |
1488 | (let ((d (calendar-absolute-from-gregorian date))) | |
1489 | (if (= (% d 7) 6);; Saturday | |
1490 | (let* | |
1491 | ((h-year (extract-calendar-year | |
1492 | (calendar-hebrew-from-absolute d))) | |
1493 | (rosh-hashannah | |
1494 | (calendar-absolute-from-hebrew (list 7 1 h-year))) | |
1495 | (passover | |
1496 | (calendar-absolute-from-hebrew (list 1 15 h-year))) | |
1497 | (rosh-hashannah-day | |
1498 | (aref calendar-day-name-array (% rosh-hashannah 7))) | |
1499 | (passover-day | |
1500 | (aref calendar-day-name-array (% passover 7))) | |
1501 | (long-h (hebrew-calendar-long-heshvan-p h-year)) | |
1502 | (short-k (hebrew-calendar-short-kislev-p h-year)) | |
1503 | (type (cond ((and long-h (not short-k)) "complete") | |
1504 | ((and (not long-h) short-k) "incomplete") | |
1505 | (t "regular"))) | |
1506 | (year-format | |
1507 | (symbol-value | |
1508 | (intern (format "hebrew-calendar-year-%s-%s-%s";; keviah | |
1509 | rosh-hashannah-day type passover-day)))) | |
1510 | (first-saturday;; of Hebrew year | |
1511 | (calendar-dayname-on-or-before 6 (+ 6 rosh-hashannah))) | |
1512 | (saturday;; which Saturday of the Hebrew year | |
1513 | (/ (- d first-saturday) 7)) | |
1514 | (parasha (aref year-format saturday))) | |
1515 | (if parasha | |
1516 | (format | |
1517 | "Parashat %s" | |
1518 | (if (listp parasha);; Israel differs from diaspora | |
1519 | (if (car parasha) | |
1520 | (format "%s (diaspora), %s (Israel)" | |
1521 | (hebrew-calendar-parasha-name (car parasha)) | |
1522 | (hebrew-calendar-parasha-name (cdr parasha))) | |
1523 | (format "%s (Israel)" | |
1524 | (hebrew-calendar-parasha-name (cdr parasha)))) | |
1525 | (hebrew-calendar-parasha-name parasha)))))))) | |
1526 | ||
1527 | (defun add-to-diary-list (date string) | |
1528 | "Add the entry (DATE STRING) to the diary-entries-list. | |
1529 | Do nothing if DATE or STRING is nil." | |
1530 | (and date string | |
1531 | (setq diary-entries-list | |
1532 | (append diary-entries-list (list (list date string)))))) | |
1533 | ||
1534 | (defconst hebrew-calendar-parashiot-names | |
1535 | ["Bereshith" "Noah" "Lech L'cha" "Vayera" "Hayei Sarah" "Toledoth" | |
1536 | "Vayetze" "Vayishlah" "Vayeshev" "Mikketz" "Vayiggash" "Vayhi" | |
1537 | "Shemoth" "Vaera" "Bo" "Beshallah" "Yithro" "Mishpatim" | |
1538 | "Terumah" "Tetzavveh" "Ki Tissa" "Vayakhel" "Pekudei" "Vayikra" | |
1539 | "Tzav" "Shemini" "Tazria" "Metzora" "Aharei Moth" "Kedoshim" | |
1540 | "Emor" "Behar" "Behukkotai" "Bemidbar" "Naso" "Behaalot'cha" | |
1541 | "Shelah L'cha" "Korah" "Hukkath" "Balak" "Pinhas" "Mattoth" | |
1542 | "Masei" "Devarim" "Vaethanan" "Ekev" "Reeh" "Shofetim" | |
1543 | "Ki Tetze" "Ki Tavo" "Nitzavim" "Vayelech" "Haazinu"] | |
1544 | "The names of the parashiot in the Torah.") | |
1545 | ||
1546 | ;; The seven ordinary year types (keviot) | |
1547 | ||
1548 | (defconst hebrew-calendar-year-Saturday-incomplete-Sunday | |
1549 | [nil 52 nil nil 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 [21 22] | |
1550 | 23 24 nil 25 [26 27] [28 29] 30 [31 32] 33 34 35 36 37 38 39 40 [41 42] | |
1551 | 43 44 45 46 47 48 49 50] | |
1bd410e5 JB |
1552 | "The structure of the parashiot. |
1553 | Hebrew year starts on Saturday, is `incomplete' (Heshvan and Kislev each have | |
1554 | 29 days), and has Passover start on Sunday.") | |
1802278a JB |
1555 | |
1556 | (defconst hebrew-calendar-year-Saturday-complete-Tuesday | |
1557 | [nil 52 nil nil 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 [21 22] | |
1558 | 23 24 nil 25 [26 27] [28 29] 30 [31 32] 33 34 35 36 37 38 39 40 [41 42] | |
1559 | 43 44 45 46 47 48 49 [50 51]] | |
1bd410e5 JB |
1560 | "The structure of the parashiot. |
1561 | Hebrew year that starts on Saturday, is `complete' (Heshvan and Kislev each | |
1562 | have 30 days), and has Passover start on Tuesday.") | |
1802278a JB |
1563 | |
1564 | (defconst hebrew-calendar-year-Monday-incomplete-Tuesday | |
1565 | [51 52 nil 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 [21 22] | |
1566 | 23 24 nil 25 [26 27] [28 29] 30 [31 32] 33 34 35 36 37 38 39 40 [41 42] | |
1567 | 43 44 45 46 47 48 49 [50 51]] | |
1bd410e5 JB |
1568 | "The structure of the parashiot. |
1569 | Hebrew year that starts on Monday, is `incomplete' (Heshvan and Kislev each | |
1570 | have 29 days), and has Passover start on Tuesday.") | |
1802278a JB |
1571 | |
1572 | (defconst hebrew-calendar-year-Monday-complete-Thursday | |
1573 | [51 52 nil 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 [21 22] | |
9e2b097b JB |
1574 | 23 24 nil 25 [26 27] [28 29] 30 [31 32] 33 (nil . 34) (34 . 35) (35 . 36) |
1575 | (36 . 37) (37 . 38) ([38 39] . 39) 40 [41 42] 43 44 45 46 47 48 49 [50 51]] | |
1bd410e5 JB |
1576 | "The structure of the parashiot. |
1577 | Hebrew year that starts on Monday, is `complete' (Heshvan and Kislev each have | |
1578 | 30 days), and has Passover start on Thursday.") | |
1802278a JB |
1579 | |
1580 | (defconst hebrew-calendar-year-Tuesday-regular-Thursday | |
1581 | [51 52 nil 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 [21 22] | |
9e2b097b JB |
1582 | 23 24 nil 25 [26 27] [28 29] 30 [31 32] 33 (nil . 34) (34 . 35) (35 . 36) |
1583 | (36 . 37) (37 . 38) ([38 39] . 39) 40 [41 42] 43 44 45 46 47 48 49 [50 51]] | |
1bd410e5 JB |
1584 | "The structure of the parashiot. |
1585 | Hebrew year that starts on Tuesday, is `regular' (Heshvan has 29 days and | |
1586 | Kislev has 30 days), and has Passover start on Thursday.") | |
1802278a JB |
1587 | |
1588 | (defconst hebrew-calendar-year-Thursday-regular-Saturday | |
9e2b097b JB |
1589 | [52 nil nil 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 [21 22] 23 |
1590 | 24 nil (nil . 25) (25 . [26 27]) ([26 27] . [28 29]) ([28 29] . 30) | |
1591 | (30 . 31) ([31 32] . 32) 33 34 35 36 37 38 39 40 [41 42] 43 44 45 46 47 48 | |
1592 | 49 50] | |
1bd410e5 JB |
1593 | "The structure of the parashiot. |
1594 | Hebrew year that starts on Thursday, is `regular' (Heshvan has 29 days and | |
1595 | Kislev has 30 days), and has Passover start on Saturday.") | |
1802278a JB |
1596 | |
1597 | (defconst hebrew-calendar-year-Thursday-complete-Sunday | |
1598 | [52 nil nil 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 | |
1599 | 23 24 nil 25 [26 27] [28 29] 30 [31 32] 33 34 35 36 37 38 39 40 [41 42] | |
1600 | 43 44 45 46 47 48 49 50] | |
1bd410e5 JB |
1601 | "The structure of the parashiot. |
1602 | Hebrew year that starts on Thursday, is `complete' (Heshvan and Kislev each | |
1603 | have 30 days), and has Passover start on Sunday.") | |
1802278a JB |
1604 | |
1605 | ;; The seven leap year types (keviot) | |
1606 | ||
1607 | (defconst hebrew-calendar-year-Saturday-incomplete-Tuesday | |
1608 | [nil 52 nil nil 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 | |
1609 | 23 24 25 26 27 nil 28 29 30 31 32 33 34 35 36 37 38 39 40 [41 42] | |
1610 | 43 44 45 46 47 48 49 [50 51]] | |
1bd410e5 JB |
1611 | "The structure of the parashiot. |
1612 | Hebrew year that starts on Saturday, is `incomplete' (Heshvan and Kislev each | |
1613 | have 29 days), and has Passover start on Tuesday.") | |
1802278a JB |
1614 | |
1615 | (defconst hebrew-calendar-year-Saturday-complete-Thursday | |
1616 | [nil 52 nil nil 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 | |
9e2b097b JB |
1617 | 23 24 25 26 27 nil 28 29 30 31 32 33 (nil . 34) (34 . 35) (35 . 36) |
1618 | (36 . 37) (37 . 38) ([38 39] . 39) 40 [41 42] 43 44 45 46 47 48 49 [50 51]] | |
1bd410e5 JB |
1619 | "The structure of the parashiot. |
1620 | Hebrew year that starts on Saturday, is `complete' (Heshvan and Kislev each | |
1621 | have 30 days), and has Passover start on Thursday.") | |
1802278a JB |
1622 | |
1623 | (defconst hebrew-calendar-year-Monday-incomplete-Thursday | |
1624 | [51 52 nil 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 | |
9e2b097b JB |
1625 | 23 24 25 26 27 nil 28 29 30 31 32 33 (nil . 34) (34 . 35) (35 . 36) |
1626 | (36 . 37) (37 . 38) ([38 39] . 39) 40 [41 42] 43 44 45 46 47 48 49 [50 51]] | |
1bd410e5 JB |
1627 | "The structure of the parashiot. |
1628 | Hebrew year that starts on Monday, is `incomplete' (Heshvan and Kislev each | |
1629 | have 29 days), and has Passover start on Thursday.") | |
1802278a JB |
1630 | |
1631 | (defconst hebrew-calendar-year-Monday-complete-Saturday | |
1632 | [51 52 nil 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 | |
9e2b097b JB |
1633 | 23 24 25 26 27 nil (nil . 28) (28 . 29) (29 . 30) (30 . 31) (31 . 32) |
1634 | (32 . 33) (33 . 34) (34 . 35) (35 . 36) (36 . 37) (37 . 38) (38 . 39) | |
1635 | (39 . 40) (40 . 41) ([41 42] . 42) 43 44 45 46 47 48 49 50] | |
1bd410e5 JB |
1636 | "The structure of the parashiot. |
1637 | Hebrew year that starts on Monday, is `complete' (Heshvan and Kislev each have | |
1638 | 30 days), and has Passover start on Saturday.") | |
1802278a JB |
1639 | |
1640 | (defconst hebrew-calendar-year-Tuesday-regular-Saturday | |
1641 | [51 52 nil 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 | |
9e2b097b JB |
1642 | 23 24 25 26 27 nil (nil . 28) (28 . 29) (29 . 30) (30 . 31) (31 . 32) |
1643 | (32 . 33) (33 . 34) (34 . 35) (35 . 36) (36 . 37) (37 . 38) (38 . 39) | |
1644 | (39 . 40) (40 . 41) ([41 42] . 42) 43 44 45 46 47 48 49 50] | |
1bd410e5 JB |
1645 | "The structure of the parashiot. |
1646 | Hebrew year that starts on Tuesday, is `regular' (Heshvan has 29 days and | |
1647 | Kislev has 30 days), and has Passover start on Saturday.") | |
1802278a JB |
1648 | |
1649 | (defconst hebrew-calendar-year-Thursday-incomplete-Sunday | |
1650 | [52 nil nil 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 | |
1651 | 23 24 25 26 27 28 nil 29 30 31 32 33 34 35 36 37 38 39 40 41 42 | |
1652 | 43 44 45 46 47 48 49 50] | |
1bd410e5 JB |
1653 | "The structure of the parashiot. |
1654 | Hebrew year that starts on Thursday, is `incomplete' (Heshvan and Kislev both | |
1655 | have 29 days), and has Passover start on Sunday.") | |
1802278a JB |
1656 | |
1657 | (defconst hebrew-calendar-year-Thursday-complete-Tuesday | |
1658 | [52 nil nil 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 | |
1659 | 23 24 25 26 27 28 nil 29 30 31 32 33 34 35 36 37 38 39 40 41 42 | |
1660 | 43 44 45 46 47 48 49 [50 51]] | |
1bd410e5 JB |
1661 | "The structure of the parashiot. |
1662 | Hebrew year that starts on Thursday, is `complete' (Heshvan and Kislev both | |
1663 | have 30 days), and has Passover start on Tuesday.") | |
1802278a JB |
1664 | |
1665 | (defun hebrew-calendar-parasha-name (p) | |
1666 | "Name(s) corresponding to parasha P." | |
1667 | (if (arrayp p);; combined parasha | |
1668 | (format "%s/%s" | |
1669 | (aref hebrew-calendar-parashiot-names (aref p 0)) | |
1670 | (aref hebrew-calendar-parashiot-names (aref p 1))) | |
1671 | (aref hebrew-calendar-parashiot-names p))) | |
1672 | ||
1802278a JB |
1673 | (defun list-islamic-diary-entries () |
1674 | "Add any Islamic date entries from the diary-file to diary-entries-list. | |
1675 | Islamic date diary entries must be prefaced by an islamic-diary-entry-symbol | |
9e2b097b | 1676 | (normally an `I'). The same diary-date-forms govern the style of the Islamic |
1802278a JB |
1677 | calendar entries, except that the Islamic month names must be spelled in full. |
1678 | The Islamic months are numbered from 1 to 12 with Muharram being 1 and 12 being | |
1679 | Dhu al-Hijjah. If an Islamic date diary entry begins with a | |
1680 | diary-nonmarking-symbol the entry will appear in the diary listing, but will | |
1681 | not be marked in the calendar. This function is provided for use with the | |
1682 | nongregorian-diary-listing-hook." | |
1683 | (if (< 0 number) | |
1684 | (let ((buffer-read-only nil) | |
1685 | (diary-modified (buffer-modified-p)) | |
1686 | (gdate original-date) | |
1687 | (mark (regexp-quote diary-nonmarking-symbol))) | |
1688 | (calendar-for-loop i from 1 to number do | |
1689 | (let* ((d diary-date-forms) | |
1690 | (idate (calendar-islamic-from-absolute | |
1691 | (calendar-absolute-from-gregorian gdate))) | |
1692 | (month (extract-calendar-month idate)) | |
1693 | (day (extract-calendar-day idate)) | |
1694 | (year (extract-calendar-year idate))) | |
1695 | (while d | |
1696 | (let* | |
1697 | ((date-form (if (equal (car (car d)) 'backup) | |
1698 | (cdr (car d)) | |
1699 | (car d))) | |
1700 | (backup (equal (car (car d)) 'backup)) | |
1701 | (dayname | |
1702 | (concat | |
1703 | (calendar-day-name gdate) "\\|" | |
1704 | (substring (calendar-day-name gdate) 0 3) ".?")) | |
1705 | (calendar-month-name-array | |
1706 | calendar-islamic-month-name-array) | |
1707 | (monthname | |
1708 | (concat | |
1709 | "\\*\\|" | |
1710 | (calendar-month-name month))) | |
1711 | (month (concat "\\*\\|0*" (int-to-string month))) | |
1712 | (day (concat "\\*\\|0*" (int-to-string day))) | |
1713 | (year | |
1714 | (concat | |
1715 | "\\*\\|0*" (int-to-string year) | |
1716 | (if abbreviated-calendar-year | |
1717 | (concat "\\|" (int-to-string (% year 100))) | |
1718 | ""))) | |
1719 | (regexp | |
1720 | (concat | |
1721 | "\\(\\`\\|\^M\\|\n\\)" mark "?" | |
1722 | (regexp-quote islamic-diary-entry-symbol) | |
1723 | "\\(" | |
1724 | (mapconcat 'eval date-form "\\)\\(") | |
1725 | "\\)")) | |
1726 | (case-fold-search t)) | |
1727 | (goto-char (point-min)) | |
1728 | (while (re-search-forward regexp nil t) | |
1729 | (if backup (re-search-backward "\\<" nil t)) | |
1730 | (if (and (or (char-equal (preceding-char) ?\^M) | |
1731 | (char-equal (preceding-char) ?\n)) | |
1732 | (not (looking-at " \\|\^I"))) | |
1733 | ;; Diary entry that consists only of date. | |
1734 | (backward-char 1) | |
1735 | ;; Found a nonempty diary entry--make it visible and | |
1736 | ;; add it to the list. | |
1737 | (let ((entry-start (point)) | |
1738 | (date-start)) | |
1739 | (re-search-backward "\^M\\|\n\\|\\`") | |
1740 | (setq date-start (point)) | |
1741 | (re-search-forward "\^M\\|\n" nil t 2) | |
1742 | (while (looking-at " \\|\^I") | |
1743 | (re-search-forward "\^M\\|\n" nil t)) | |
1744 | (backward-char 1) | |
1745 | (subst-char-in-region date-start (point) ?\^M ?\n t) | |
1746 | (add-to-diary-list | |
1747 | gdate (buffer-substring entry-start (point))))))) | |
1748 | (setq d (cdr d)))) | |
1749 | (setq gdate | |
1750 | (calendar-gregorian-from-absolute | |
1751 | (1+ (calendar-absolute-from-gregorian gdate))))) | |
1752 | (set-buffer-modified-p diary-modified)) | |
1753 | (goto-char (point-min)))) | |
1754 | ||
1755 | (defun mark-islamic-diary-entries () | |
1756 | "Mark days in the calendar window that have Islamic date diary entries. | |
1757 | Each entry in diary-file (or included files) visible in the calendar window | |
1758 | is marked. Islamic date entries are prefaced by a islamic-diary-entry-symbol | |
9e2b097b | 1759 | (normally an `I'). The same diary-date-forms govern the style of the Islamic |
1802278a JB |
1760 | calendar entries, except that the Islamic month names must be spelled in full. |
1761 | The Islamic months are numbered from 1 to 12 with Muharram being 1 and 12 being | |
1762 | Dhu al-Hijjah. Islamic date diary entries that begin with a | |
1763 | diary-nonmarking-symbol will not be marked in the calendar. This function is | |
1764 | provided for use as part of the nongregorian-diary-marking-hook." | |
1765 | (let ((d diary-date-forms)) | |
1766 | (while d | |
1767 | (let* | |
1768 | ((date-form (if (equal (car (car d)) 'backup) | |
1769 | (cdr (car d)) | |
1770 | (car d)));; ignore 'backup directive | |
1771 | (dayname (diary-name-pattern calendar-day-name-array)) | |
1772 | (monthname | |
1773 | (concat | |
1774 | (diary-name-pattern calendar-islamic-month-name-array t) | |
1775 | "\\|\\*")) | |
1776 | (month "[0-9]+\\|\\*") | |
1777 | (day "[0-9]+\\|\\*") | |
1778 | (year "[0-9]+\\|\\*") | |
1779 | (l (length date-form)) | |
1780 | (d-name-pos (- l (length (memq 'dayname date-form)))) | |
1781 | (d-name-pos (if (/= l d-name-pos) (+ 2 d-name-pos))) | |
1782 | (m-name-pos (- l (length (memq 'monthname date-form)))) | |
1783 | (m-name-pos (if (/= l m-name-pos) (+ 2 m-name-pos))) | |
1784 | (d-pos (- l (length (memq 'day date-form)))) | |
1785 | (d-pos (if (/= l d-pos) (+ 2 d-pos))) | |
1786 | (m-pos (- l (length (memq 'month date-form)))) | |
1787 | (m-pos (if (/= l m-pos) (+ 2 m-pos))) | |
1788 | (y-pos (- l (length (memq 'year date-form)))) | |
1789 | (y-pos (if (/= l y-pos) (+ 2 y-pos))) | |
1790 | (regexp | |
1791 | (concat | |
1792 | "\\(\\`\\|\^M\\|\n\\)" | |
1793 | (regexp-quote islamic-diary-entry-symbol) | |
1794 | "\\(" | |
1795 | (mapconcat 'eval date-form "\\)\\(") | |
1796 | "\\)")) | |
1797 | (case-fold-search t)) | |
1798 | (goto-char (point-min)) | |
1799 | (while (re-search-forward regexp nil t) | |
1800 | (let* ((dd-name | |
1801 | (if d-name-pos | |
1802 | (buffer-substring | |
1803 | (match-beginning d-name-pos) | |
1804 | (match-end d-name-pos)))) | |
1805 | (mm-name | |
1806 | (if m-name-pos | |
1807 | (buffer-substring | |
1808 | (match-beginning m-name-pos) | |
1809 | (match-end m-name-pos)))) | |
1810 | (mm (string-to-int | |
1811 | (if m-pos | |
1812 | (buffer-substring | |
1813 | (match-beginning m-pos) | |
1814 | (match-end m-pos)) | |
1815 | ""))) | |
1816 | (dd (string-to-int | |
1817 | (if d-pos | |
1818 | (buffer-substring | |
1819 | (match-beginning d-pos) | |
1820 | (match-end d-pos)) | |
1821 | ""))) | |
1822 | (y-str (if y-pos | |
1823 | (buffer-substring | |
1824 | (match-beginning y-pos) | |
1825 | (match-end y-pos)))) | |
1826 | (yy (if (not y-str) | |
1827 | 0 | |
1828 | (if (and (= (length y-str) 2) | |
1829 | abbreviated-calendar-year) | |
1830 | (let* ((current-y | |
1831 | (extract-calendar-year | |
1832 | (calendar-islamic-from-absolute | |
1833 | (calendar-absolute-from-gregorian | |
1834 | (calendar-current-date))))) | |
1835 | (y (+ (string-to-int y-str) | |
1836 | (* 100 (/ current-y 100))))) | |
1837 | (if (> (- y current-y) 50) | |
1838 | (- y 100) | |
1839 | (if (> (- current-y y) 50) | |
1840 | (+ y 100) | |
1841 | y))) | |
1842 | (string-to-int y-str))))) | |
1843 | (if dd-name | |
1844 | (mark-calendar-days-named | |
1845 | (cdr (assoc (capitalize (substring dd-name 0 3)) | |
1846 | (calendar-make-alist | |
1847 | calendar-day-name-array | |
1848 | 0 | |
1849 | '(lambda (x) (substring x 0 3)))))) | |
1850 | (if mm-name | |
1851 | (if (string-equal mm-name "*") | |
1852 | (setq mm 0) | |
1853 | (setq mm | |
1854 | (cdr (assoc | |
1855 | (capitalize mm-name) | |
1856 | (calendar-make-alist | |
1857 | calendar-islamic-month-name-array)))))) | |
1858 | (mark-islamic-calendar-date-pattern mm dd yy))))) | |
1859 | (setq d (cdr d))))) | |
1860 | ||
1861 | (defun mark-islamic-calendar-date-pattern (month day year) | |
eabf7f96 CZ |
1862 | "Mark dates in calendar window that conform to Islamic date MONTH/DAY/YEAR. |
1863 | A value of 0 in any position is a wild-card." | |
1802278a JB |
1864 | (save-excursion |
1865 | (set-buffer calendar-buffer) | |
1866 | (if (and (/= 0 month) (/= 0 day)) | |
1867 | (if (/= 0 year) | |
1868 | ;; Fully specified Islamic date. | |
1869 | (let ((date (calendar-gregorian-from-absolute | |
1870 | (calendar-absolute-from-islamic | |
1871 | (list month day year))))) | |
1872 | (if (calendar-date-is-visible-p date) | |
1873 | (mark-visible-calendar-date date))) | |
1874 | ;; Month and day in any year--this taken from the holiday stuff. | |
1875 | (let* ((islamic-date (calendar-islamic-from-absolute | |
1876 | (calendar-absolute-from-gregorian | |
1877 | (list displayed-month 15 displayed-year)))) | |
1878 | (m (extract-calendar-month islamic-date)) | |
1879 | (y (extract-calendar-year islamic-date)) | |
1880 | (date)) | |
1881 | (if (< m 1) | |
1882 | nil;; Islamic calendar doesn't apply. | |
1883 | (increment-calendar-month m y (- 10 month)) | |
1884 | (if (> m 7);; Islamic date might be visible | |
1885 | (let ((date (calendar-gregorian-from-absolute | |
1886 | (calendar-absolute-from-islamic | |
1887 | (list month day y))))) | |
1888 | (if (calendar-date-is-visible-p date) | |
1889 | (mark-visible-calendar-date date))))))) | |
1890 | ;; Not one of the simple cases--check all visible dates for match. | |
1891 | ;; Actually, the following code takes care of ALL of the cases, but | |
1892 | ;; it's much too slow to be used for the simple (common) cases. | |
1893 | (let ((m displayed-month) | |
1894 | (y displayed-year) | |
1895 | (first-date) | |
1896 | (last-date)) | |
1897 | (increment-calendar-month m y -1) | |
1898 | (setq first-date | |
1899 | (calendar-absolute-from-gregorian | |
1900 | (list m 1 y))) | |
1901 | (increment-calendar-month m y 2) | |
1902 | (setq last-date | |
1903 | (calendar-absolute-from-gregorian | |
1904 | (list m (calendar-last-day-of-month m y) y))) | |
1905 | (calendar-for-loop date from first-date to last-date do | |
1906 | (let* ((i-date (calendar-islamic-from-absolute date)) | |
1907 | (i-month (extract-calendar-month i-date)) | |
1908 | (i-day (extract-calendar-day i-date)) | |
1909 | (i-year (extract-calendar-year i-date))) | |
1910 | (and (or (zerop month) | |
1911 | (= month i-month)) | |
1912 | (or (zerop day) | |
1913 | (= day i-day)) | |
1914 | (or (zerop year) | |
1915 | (= year i-year)) | |
1916 | (mark-visible-calendar-date | |
1917 | (calendar-gregorian-from-absolute date))))))))) | |
1918 | ||
49116ac0 JB |
1919 | (provide 'diary) |
1920 | ||
c0274f38 | 1921 | ;;; diary.el ends here |