1 ;;; supercite.el --- minor mode for citing mail and news replies
3 ;; Copyright (C) 1993, 1997 Free Software Foundation, Inc.
5 ;; Author: 1993 Barry A. Warsaw, Century Computing, Inc. <bwarsaw@cen.com>
6 ;; Maintainer: supercite-help@python.org
7 ;; Created: February 1993
8 ;; Last Modified: 1993/09/22 18:58:46
9 ;; Keywords: mail, news
11 ;; supercite.el revision: 3.54
13 ;; This file is part of GNU Emacs.
15 ;; GNU Emacs is free software; you can redistribute it and/or modify
16 ;; it under the terms of the GNU General Public License as published by
17 ;; the Free Software Foundation; either version 2, or (at your option)
20 ;; GNU Emacs is distributed in the hope that it will be useful,
21 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
22 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
23 ;; GNU General Public License for more details.
25 ;; You should have received a copy of the GNU General Public License
26 ;; along with GNU Emacs; see the file COPYING. If not, write to the
27 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
28 ;; Boston, MA 02111-1307, USA.
31 ;; supercite|Barry A. Warsaw|supercite-help@anthem.nlm.nih.gov
32 ;; |Mail and news reply citation package
33 ;; |1993/09/22 18:58:46|3.1|
39 (require 'sendmail) ;; For mail-header-end.
41 ;; start user configuration variables
42 ;; vvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvv
44 (defgroup supercite nil
50 (defgroup supercite-frames nil
51 "Supercite (regi) frames"
55 (defgroup supercite-attr nil
56 "Supercite attributions"
60 (defgroup supercite-cite nil
65 (defgroup supercite-hooks nil
66 "Hooking into supercite"
70 (defcustom sc-auto-fill-region-p t
71 "*If non-nil, automatically fill each paragraph after it has been cited."
75 (defcustom sc-blank-lines-after-headers 1
76 "*Number of blank lines to leave after mail headers have been nuked.
77 Set to nil, to use whatever blank lines happen to occur naturally."
78 :type '(choice (const :tag "leave" nil)
82 (defcustom sc-citation-leader " "
83 "*String comprising first part of a citation."
85 :group 'supercite-cite)
87 (defcustom sc-citation-delimiter ">"
88 "*String comprising third part of a citation.
89 This string is used in both nested and non-nested citations."
91 :group 'supercite-cite)
93 (defcustom sc-citation-separator " "
94 "*String comprising fourth and last part of a citation."
96 :group 'supercite-cite)
98 (defcustom sc-citation-leader-regexp "[ \t]*"
99 "*Regexp describing citation leader for a cited line.
100 This should NOT have a leading `^' character."
102 :group 'supercite-cite)
104 ;; Nemacs and Mule users note: please see the texinfo manual for
105 ;; suggestions on setting these variables.
106 (defcustom sc-citation-root-regexp "[-._a-zA-Z0-9]*"
107 "*Regexp describing variable root part of a citation for a cited line.
108 This should NOT have a leading `^' character. See also
109 `sc-citation-nonnested-root-regexp'."
111 :group 'supercite-cite)
113 (defcustom sc-citation-nonnested-root-regexp "[-._a-zA-Z0-9]+"
114 "*Regexp describing the variable root part of a nested citation.
115 This should NOT have a leading `^' character. This variable is
116 related to `sc-citation-root-regexp' but whereas that variable
117 describes both nested and non-nested citation roots, this variable
118 describes only nested citation roots."
120 :group 'supercite-cite)
122 (defcustom sc-citation-delimiter-regexp "[>]+"
123 "*Regexp describing citation delimiter for a cited line.
124 This should NOT have a leading `^' character."
126 :group 'supercite-cite)
128 (defcustom sc-citation-separator-regexp "[ \t]*"
129 "*Regexp describing citation separator for a cited line.
130 This should NOT have a leading `^' character."
132 :group 'supercite-cite)
134 (defcustom sc-cite-blank-lines-p nil
135 "*If non-nil, put a citation on blank lines."
137 :group 'supercite-cite)
139 (defcustom sc-cite-frame-alist '()
140 "*Alist for frame selection during citing.
141 Each element of this list has the following form:
142 (INFOKEY ((REGEXP . FRAME)
146 Where INFOKEY is a key for `sc-mail-field', REGEXP is a regular
147 expression to match against the INFOKEY's value. FRAME is a citation
148 frame, or a variable containing a citation frame."
149 :type '(repeat (list symbol (repeat (cons regexp
150 (choice (repeat (repeat sexp))
152 :group 'supercite-frames)
154 (defcustom sc-uncite-frame-alist '()
155 "*Alist for frame selection during unciting.
156 See the variable `sc-cite-frame-alist' for details."
157 :type '(repeat (list symbol (repeat (cons regexp
158 (choice (repeat (repeat sexp))
160 :group 'supercite-frames)
162 (defcustom sc-recite-frame-alist '()
163 "*Alist for frame selection during reciting.
164 See the variable `sc-cite-frame-alist' for details."
165 :type '(repeat (list symbol (repeat (cons regexp
166 (choice (repeat (repeat sexp))
168 :group 'supercite-frames)
170 (defcustom sc-default-cite-frame
171 '(;; initialize fill state and temporary variables when entering
172 ;; frame. this makes things run much faster
174 (sc-fill-if-different)
175 (setq sc-tmp-nested-regexp (sc-cite-regexp "")
176 sc-tmp-nonnested-regexp (sc-cite-regexp)
181 (sc-cite-regexp sc-citation-nonnested-root-regexp))
183 ;; blank lines mean paragraph separators, so fill the last cited
184 ;; paragraph, unless sc-cite-blank-lines-p is non-nil, in which
185 ;; case we treat blank lines just like any other line.
186 ("^[ \t]*$" (if sc-cite-blank-lines-p
188 (sc-fill-if-different "")))
189 ;; do nothing if looking at a reference tag. make sure that the
190 ;; tag string isn't the empty string since this will match every
191 ;; line. it cannot be nil.
192 (sc-reference-tag-string (if (string= sc-reference-tag-string "")
195 ;; this regexp catches nested citations in which the author cited
196 ;; a non-nested citation with a dumb citer.
197 (sc-tmp-dumb-regexp (sc-cite-coerce-dumb-citer))
198 ;; if we are looking at a nested citation then add a citation level
199 (sc-tmp-nested-regexp (sc-add-citation-level))
200 ;; if we're looking at a non-nested citation, coerce it to our style
201 (sc-tmp-nonnested-regexp (sc-cite-coerce-cited-line))
202 ;; we must be looking at an uncited line. if we are in nested
203 ;; citations, just add a citation level
204 (sc-nested-citation-p (sc-add-citation-level))
205 ;; we're looking at an uncited line and we are in non-nested
206 ;; citations, so cite it with a non-nested citation
208 ;; be sure when we're done that we fill the last cited paragraph.
209 (end (sc-fill-if-different ""))
211 "*Default REGI frame for citing a region."
212 :type '(repeat (repeat sexp))
213 :group 'supercite-frames)
215 (defcustom sc-default-uncite-frame
216 '(;; do nothing on a blank line
218 ;; if the line is cited, uncite it
219 ((sc-cite-regexp) (sc-uncite-line))
221 "*Default REGI frame for unciting a region."
222 :type '(repeat (repeat sexp))
223 :group 'supercite-frames)
225 (defcustom sc-default-recite-frame
226 '(;; initialize fill state when entering frame
227 (begin (sc-fill-if-different))
228 ;; do nothing on a blank line
230 ;; if we're looking at a cited line, recite it
231 ((sc-cite-regexp) (sc-recite-line (sc-cite-regexp)))
232 ;; otherwise, the line is uncited, so just cite it
234 ;; be sure when we're done that we fill the last cited paragraph.
235 (end (sc-fill-if-different ""))
237 "*Default REGI frame for reciting a region."
238 :type '(repeat (repeat sexp))
239 :group 'supercite-frames)
241 (defcustom sc-cite-region-limit t
242 "*This variable controls automatic citation of yanked text.
245 non-nil -- cite the entire region, regardless of its size
246 nil -- do not cite the region at all
247 <integer> -- a number indicating the threshold for citation. When
248 the number of lines in the region is greater than this
249 value, a warning message will be printed and the region
250 will not be cited. Lines in region are counted with
253 The gathering of attribution information is not affected by the value
254 of this variable. The number of lines in the region is calculated
255 *after* all mail headers are removed. This variable is only consulted
256 during the initial citing via `sc-cite-original'."
257 :type '(choice (const :tag "do not cite" nil)
258 (integer :tag "citation threshold")
259 (other :tag "always cite" t))
260 :group 'supercite-cite)
262 (defcustom sc-confirm-always-p t
263 "*If non-nil, always confirm attribution string before citing text body."
265 :group 'supercite-attr)
267 (defcustom sc-default-attribution "Anon"
268 "*String used when author's attribution cannot be determined."
270 :group 'supercite-attr)
271 (defcustom sc-default-author-name "Anonymous"
272 "*String used when author's name cannot be determined."
274 :group 'supercite-attr)
275 (defcustom sc-downcase-p nil
276 "*Non-nil means downcase the attribution and citation strings."
278 :group 'supercite-attr
279 :group 'supercite-cite)
280 (defcustom sc-electric-circular-p t
281 "*If non-nil, treat electric references as circular."
283 :group 'supercite-attr)
285 (defcustom sc-electric-mode-hook nil
286 "*Hook for `sc-electric-mode' electric references mode."
288 :group 'supercite-hooks)
289 (defcustom sc-electric-references-p nil
290 "*Use electric references if non-nil."
294 (defcustom sc-fixup-whitespace-p nil
295 "*If non-nil, delete all leading white space before citing."
299 (defcustom sc-load-hook nil
300 "*Hook which gets run once after Supercite loads."
302 :group 'supercite-hooks)
303 (defcustom sc-pre-hook nil
304 "*Hook which gets run before each invocation of `sc-cite-original'."
306 :group 'supercite-hooks)
307 (defcustom sc-post-hook nil
308 "*Hook which gets run after each invocation of `sc-cite-original'."
310 :group 'supercite-hooks)
312 (defcustom sc-mail-warn-if-non-rfc822-p t
313 "*Warn if mail headers don't conform to RFC822."
315 :group 'supercite-attr)
316 (defcustom sc-mumble ""
317 "*Value returned by `sc-mail-field' if field isn't in mail headers."
319 :group 'supercite-attr)
321 (defcustom sc-name-filter-alist
322 '(("^\\(Mr\\|Mrs\\|Ms\\|Dr\\)[.]?$" . 0)
323 ("^\\(Jr\\|Sr\\)[.]?$" . last)
326 "*Name list components which are filtered out as noise.
327 This variable contains an association list where each element is of
328 the form: (REGEXP . POSITION).
330 REGEXP is a regular expression which matches the name list component.
331 Match is performed using `string-match'. POSITION is the position in
332 the name list which can match the regular expression, starting at zero
333 for the first element. Use `last' to match the last element in the
334 list and `any' to match all elements."
335 :type '(repeat (cons regexp (choice (const last) (const any)
336 (integer :tag "position"))))
337 :group 'supercite-attr)
339 (defcustom sc-nested-citation-p nil
340 "*Controls whether to use nested or non-nested citation style.
341 Non-nil uses nested citations, nil uses non-nested citations."
345 (defcustom sc-nuke-mail-headers 'all
346 "*Controls mail header nuking.
347 Used in conjunction with `sc-nuke-mail-header-list'. Legal values are:
349 `all' -- nuke all mail headers
350 `none' -- don't nuke any mail headers
351 `specified' -- nuke headers specified in `sc-nuke-mail-header-list'
352 `keep' -- keep headers specified in `sc-nuke-mail-header-list'"
353 :type '(choice (const all) (const none)
354 (const specified) (const keep))
357 (defcustom sc-nuke-mail-header-list nil
358 "*List of mail header regexps to remove or keep in body of reply.
359 This list contains regular expressions describing the mail headers to
360 keep or nuke, depending on the value of `sc-nuke-mail-headers'."
361 :type '(repeat regexp)
364 (defcustom sc-preferred-attribution-list
365 '("sc-lastchoice" "x-attribution" "firstname" "initials" "lastname")
366 "*Specifies what to use as the attribution string.
367 Supercite creates a list of possible attributions when it scans the
368 mail headers from the original message. Each attribution choice is
369 associated with a key in an attribution alist. Supercite tries to
370 pick a \"preferred\" attribution by matching the attribution alist
371 keys against the elements in `sc-preferred-attribution-list' in order.
372 The first non-empty string value found is used as the preferred
375 Note that Supercite now honors the X-Attribution: mail field. If
376 present in the original message, the value of this field should always
377 be used to select the most preferred attribution since it reflects how
378 the original author would like to be distinguished. It should be
379 considered bad taste to put any attribution preference key before
380 \"x-attribution\" in this list, except perhaps for \"sc-lastchoice\"
383 Supercite remembers the last attribution used when reciting an already
384 cited paragraph. This attribution will always be saved with the
385 \"sc-lastchoice\" key, which can be used in this list. Note that the
386 last choice is always reset after every call of `sc-cite-original'.
388 Barring error conditions, the following preferences are always present
389 in the attribution alist:
391 \"emailname\" -- email terminus name
392 \"initials\" -- initials of author
393 \"firstname\" -- first name of author
394 \"lastname\" -- last name of author
395 \"middlename-1\" -- first middle name of author
396 \"middlename-2\" -- second middle name of author
399 Middle name indexes can be any positive integer greater than 0,
400 although it is unlikely that many authors will supply more than one
401 middle name, if that many. The string of all middle names is
402 associated with the key \"middlenames\"."
403 :type '(repeat string)
404 :group 'supercite-attr)
406 (defcustom sc-attrib-selection-list nil
407 "*An alist for selecting preferred attribution based on mail headers.
408 Each element of this list has the following form:
410 (INFOKEY ((REGEXP . ATTRIBUTION)
411 (REGEXP . ATTRIBUTION)
414 Where INFOKEY is a key for `sc-mail-field', REGEXP is a regular
415 expression to match against the INFOKEY's value. ATTRIBUTION can be a
416 string or a list. If its a string, then it is the attribution that is
417 selected by `sc-select-attribution'. If it is a list, it is `eval'd
418 and the return value must be a string, which is used as the selected
419 attribution. Note that the variable `sc-preferred-attribution-list'
420 must contain an element of the string \"sc-consult\" for this variable
421 to be consulted during attribution selection."
422 :type '(repeat (list symbol (repeat (cons regexp
423 (choice (repeat (repeat sexp))
425 :group 'supercite-attr)
427 (defcustom sc-attribs-preselect-hook nil
428 "*Hook to run before selecting an attribution."
430 :group 'supercite-attr
431 :group 'supercite-hooks)
432 (defcustom sc-attribs-postselect-hook nil
433 "*Hook to run after selecting an attribution, but before confirmation."
435 :group 'supercite-attr
436 :group 'supercite-hooks)
438 (defcustom sc-pre-cite-hook nil
439 "*Hook to run before citing a region of text."
441 :group 'supercite-cite
442 :group 'supercite-hooks)
443 (defcustom sc-pre-uncite-hook nil
444 "*Hook to run before unciting a region of text."
446 :group 'supercite-cite
447 :group 'supercite-hooks)
448 (defcustom sc-pre-recite-hook nil
449 "*Hook to run before reciting a region of text."
451 :group 'supercite-cite
452 :group 'supercite-hooks)
454 (defcustom sc-preferred-header-style 4
455 "*Index into `sc-rewrite-header-list' specifying preferred header style.
456 Index zero accesses the first function in the list."
460 (defcustom sc-reference-tag-string ">>>>> "
461 "*String used at the beginning of built-in reference headers."
465 (defcustom sc-rewrite-header-list
468 (sc-header-inarticle-writes)
469 (sc-header-regarding-adds)
470 (sc-header-attributed-writes)
471 (sc-header-author-writes)
473 (sc-no-blank-line-or-header)
475 "*List of reference header rewrite functions.
476 The variable `sc-preferred-header-style' controls which function in
477 this list is chosen for automatic reference header insertions.
478 Electric reference mode will cycle through this list of functions."
482 (defcustom sc-titlecue-regexp "\\s +-+\\s +"
483 "*Regular expression describing the separator between names and titles.
484 Set to nil to treat entire field as a name."
485 :type '(choice (const :tag "entire field as name" nil)
487 :group 'supercite-attr)
489 (defcustom sc-use-only-preference-p nil
490 "*Controls what happens when the preferred attribution cannot be found.
491 If non-nil, then `sc-default-attribution' will be used. If nil, then
492 some secondary scheme will be employed to find a suitable attribution
495 :group 'supercite-attr)
497 ;; ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
498 ;; end user configuration variables
500 (defconst sc-version "3.1"
501 "Supercite version number.")
502 (defconst sc-help-address "bug-supercite@gnu.org"
503 "Address accepting submissions of bug reports.")
505 (defvar sc-mail-info nil
506 "Alist of mail header information gleaned from reply buffer.")
507 (defvar sc-attributions nil
508 "Alist of attributions for use when citing.")
510 (defconst sc-emacs-features
513 (if (string= (substring emacs-version 0 2) "19")
515 (if (string-match "Lucid" emacs-version)
516 (setq flavor 'Lucid))
518 (list version flavor))
519 "A list describing what version of Emacs we're running on.
522 All GNU18's: (v18 GNU)
524 Lucid19.x : (v19 Lucid)")
527 (defvar sc-tmp-nested-regexp nil
528 "Temporary regepx describing nested citations.")
529 (defvar sc-tmp-nonnested-regexp nil
530 "Temporary regexp describing non-nested citations.")
531 (defvar sc-tmp-dumb-regexp nil
532 "Temp regexp describing non-nested citation cited with a nesting citer.")
534 (defvar sc-minor-mode nil
535 "Supercite minor mode on flag.")
536 (defvar sc-mode-string " SC"
537 "Supercite minor mode string.")
539 (make-variable-buffer-local 'sc-mail-info)
540 (make-variable-buffer-local 'sc-attributions)
541 (make-variable-buffer-local 'sc-minor-mode)
544 ;; ======================================================================
547 (defvar sc-mode-map-prefix "\C-c\C-p"
548 "*Key binding to install Supercite keymap.
549 If this is nil, Supercite keymap is not installed.")
551 (defvar sc-T-keymap ()
552 "Keymap for sub-keymap of setting and toggling functions.")
555 (setq sc-T-keymap (make-sparse-keymap))
556 (define-key sc-T-keymap "a" 'sc-S-preferred-attribution-list)
557 (define-key sc-T-keymap "b" 'sc-T-mail-nuke-blank-lines)
558 (define-key sc-T-keymap "c" 'sc-T-confirm-always)
559 (define-key sc-T-keymap "d" 'sc-T-downcase)
560 (define-key sc-T-keymap "e" 'sc-T-electric-references)
561 (define-key sc-T-keymap "f" 'sc-T-auto-fill-region)
562 (define-key sc-T-keymap "h" 'sc-T-describe)
563 (define-key sc-T-keymap "l" 'sc-S-cite-region-limit)
564 (define-key sc-T-keymap "n" 'sc-S-mail-nuke-mail-headers)
565 (define-key sc-T-keymap "N" 'sc-S-mail-header-nuke-list)
566 (define-key sc-T-keymap "o" 'sc-T-electric-circular)
567 (define-key sc-T-keymap "p" 'sc-S-preferred-header-style)
568 (define-key sc-T-keymap "s" 'sc-T-nested-citation)
569 (define-key sc-T-keymap "u" 'sc-T-use-only-preferences)
570 (define-key sc-T-keymap "w" 'sc-T-fixup-whitespace)
571 (define-key sc-T-keymap "?" 'sc-T-describe)
574 (defvar sc-mode-map ()
575 "Keymap for Supercite quasi-mode.")
578 (setq sc-mode-map (make-sparse-keymap))
579 (define-key sc-mode-map "c" 'sc-cite-region)
580 (define-key sc-mode-map "f" 'sc-mail-field-query)
581 (define-key sc-mode-map "g" 'sc-mail-process-headers)
582 (define-key sc-mode-map "h" 'sc-describe)
583 (define-key sc-mode-map "i" 'sc-insert-citation)
584 (define-key sc-mode-map "o" 'sc-open-line)
585 (define-key sc-mode-map "r" 'sc-recite-region)
586 (define-key sc-mode-map "\C-p" 'sc-raw-mode-toggle)
587 (define-key sc-mode-map "u" 'sc-uncite-region)
588 (define-key sc-mode-map "v" 'sc-version)
589 (define-key sc-mode-map "w" 'sc-insert-reference)
590 (define-key sc-mode-map "\C-t" sc-T-keymap)
591 (define-key sc-mode-map "\C-b" 'sc-submit-bug-report)
592 (define-key sc-mode-map "?" 'sc-describe)
595 (defvar sc-electric-mode-map ()
596 "Keymap for `sc-electric-mode' electric references mode.")
597 (if sc-electric-mode-map
599 (setq sc-electric-mode-map (make-sparse-keymap))
600 (define-key sc-electric-mode-map "p" 'sc-eref-prev)
601 (define-key sc-electric-mode-map "n" 'sc-eref-next)
602 (define-key sc-electric-mode-map "s" 'sc-eref-setn)
603 (define-key sc-electric-mode-map "j" 'sc-eref-jump)
604 (define-key sc-electric-mode-map "x" 'sc-eref-abort)
605 (define-key sc-electric-mode-map "q" 'sc-eref-abort)
606 (define-key sc-electric-mode-map "\r" 'sc-eref-exit)
607 (define-key sc-electric-mode-map "\n" 'sc-eref-exit)
608 (define-key sc-electric-mode-map "g" 'sc-eref-goto)
609 (define-key sc-electric-mode-map "?" 'describe-mode)
610 (define-key sc-electric-mode-map "\C-h" 'describe-mode)
611 (define-key sc-electric-mode-map [f1] 'describe-mode)
612 (define-key sc-electric-mode-map [help] 'describe-mode)
615 (defvar sc-minibuffer-local-completion-map nil
616 "Keymap for minibuffer confirmation of attribution strings.")
617 (if sc-minibuffer-local-completion-map
619 (setq sc-minibuffer-local-completion-map
620 (copy-keymap minibuffer-local-completion-map))
621 (define-key sc-minibuffer-local-completion-map "\C-t" 'sc-toggle-fn)
622 (define-key sc-minibuffer-local-completion-map " " 'self-insert-command))
624 (defvar sc-minibuffer-local-map nil
625 "Keymap for minibuffer confirmation of attribution strings.")
626 (if sc-minibuffer-local-map
628 (setq sc-minibuffer-local-map (copy-keymap minibuffer-local-map))
629 (define-key sc-minibuffer-local-map "\C-t" 'sc-toggle-fn))
632 ;; ======================================================================
635 (defun sc-completing-read (prompt table &optional predicate require-match
636 initial-contents history)
637 "Compatibility between Emacs 18 and 19 `completing-read'.
638 In version 18, the HISTORY argument is ignored."
639 (if (memq 'v19 sc-emacs-features)
640 (funcall 'completing-read prompt table predicate require-match
641 initial-contents history)
642 (funcall 'completing-read prompt table predicate require-match
643 (or (car-safe initial-contents)
646 (defun sc-read-string (prompt &optional initial-contents history)
647 "Compatibility between Emacs 18 and 19 `read-string'.
648 In version 18, the HISTORY argument is ignored."
649 (if (memq 'v19 sc-emacs-features)
650 ;; maybe future versions will take a `history' argument:
651 (read-string prompt initial-contents)
652 (read-string prompt initial-contents)))
654 (if (fboundp 'match-string)
655 (defalias 'sc-submatch 'match-string)
656 (defun sc-submatch (matchnum &optional string)
657 "Returns `match-beginning' and `match-end' sub-expression for MATCHNUM.
658 If optional STRING is provided, take sub-expression using `substring'
659 of argument, otherwise use `buffer-substring' on current buffer. Note
660 that `match-data' must have already been generated and no error
661 checking is performed by this function."
663 (substring string (match-beginning matchnum) (match-end matchnum))
664 (buffer-substring (match-beginning matchnum) (match-end matchnum)))))
666 (if (fboundp 'member)
667 (defalias 'sc-member 'member)
668 (defun sc-member (elt list)
669 "Like `memq', but uses `equal' instead of `eq'.
670 Emacs19 has a builtin function `member' which does exactly this."
671 (catch 'elt-is-member
673 (if (equal elt (car list))
674 (throw 'elt-is-member list))
675 (setq list (cdr list))))))
677 ;; One day maybe Emacs will have this...
678 (if (fboundp 'string-text)
679 (defalias 'sc-string-text 'string-text)
680 (defun sc-string-text (string)
681 "Return STRING with all text properties removed."
682 (let ((string (copy-sequence string)))
683 (set-text-properties 0 (length string) nil string)
686 (defun sc-ask (alist)
687 "Ask a question in the minibuffer requiring a single character answer.
688 This function is kind of an extension of `y-or-n-p' where a single
689 letter is used to answer a question. Question is formed from ALIST
690 which has members of the form: (WORD . LETTER). WORD is the long
691 word form, while LETTER is the letter for selecting that answer. The
692 selected letter is returned, or nil if the question was not answered.
693 Note that WORD is a string and LETTER is a character. All LETTERs in
694 the list should be unique."
695 (let* ((prompt (concat
696 (mapconcat (function (lambda (elt) (car elt))) alist ", ")
700 (lambda (elt) (char-to-string (cdr elt)))) alist "/")
704 (if (memq 'Lucid sc-emacs-features)
708 (if (let ((cursor-in-echo-area t)
711 ;; lets be good neighbors and be compatible with all emacsen
713 ((memq 'v18 sc-emacs-features)
714 (setq event (read-char)))
715 ((memq 'Lucid sc-emacs-features)
716 (next-command-event event))
718 (setq event (read-event))))
719 (prog1 quit-flag (setq quit-flag nil)))
721 (message "%s%s" p (single-key-description event))
722 (and (memq 'Lucid sc-emacs-features)
723 (deallocate-event event))
727 (if (memq 'Lucid sc-emacs-features)
728 (let* ((key (and (key-press-event-p event) (event-key event)))
729 (char (and key (event-to-character event))))
733 (if char (setq char (downcase char)))
735 ((setq elt (rassq char alist))
736 (message "%s%s" p (car elt))
738 ((and (memq 'Lucid sc-emacs-features)
739 (button-release-event-p event)) ; ignore them
742 (message "%s%s" p (single-key-description event))
743 (if (memq 'Lucid sc-emacs-features)
748 (setq p (concat "Try again. " prompt)))))))
749 (and (memq 'Lucid sc-emacs-features)
750 (deallocate-event event))
753 (defun sc-scan-info-alist (alist)
754 "Find a match in the info alist that matches a regexp in ALIST."
758 (let* ((elem (car alist))
760 (infoval (sc-mail-field infokey))
761 (mlist (car (cdr elem))))
763 (let* ((ml-elem (car mlist))
764 (regexp (car ml-elem))
765 (thing (cdr ml-elem)))
766 (if (string-match regexp infoval)
767 ;; we found a match, time to return
771 ;; else we didn't find a match
772 (setq mlist (cdr mlist))
773 ))) ;end of mlist loop
774 (setq alist (cdr alist))
775 )) ;end of alist loop
779 ;; ======================================================================
780 ;; extract mail field information from headers in reply buffer
782 ;; holder variables for bc happiness
783 (defvar sc-mail-headers-start nil
784 "Start of header fields.")
785 (defvar sc-mail-headers-end nil
786 "End of header fields.")
787 (defvar sc-mail-field-history nil
788 "For minibuffer completion on mail field queries.")
789 (defvar sc-mail-field-modification-history nil
790 "For minibuffer completion on mail field modifications.")
791 (defvar sc-mail-glom-frame
792 '((begin (setq sc-mail-headers-start (point)))
793 ("^x-attribution:[ \t]+.*$" (sc-mail-fetch-field t) nil t)
794 ("^\\S +:.*$" (sc-mail-fetch-field) nil t)
795 ("^$" (list 'abort '(step . 0)))
796 ("^[ \t]+" (sc-mail-append-field))
797 (sc-mail-warn-if-non-rfc822-p (sc-mail-error-in-mail-field))
798 (end (setq sc-mail-headers-end (point))))
799 "Regi frame for glomming mail header information.")
802 (defun sc-mail-fetch-field (&optional attribs-p)
803 "Insert a key and value into `sc-mail-info' alist.
804 If optional ATTRIBS-P is non-nil, the key/value pair is placed in
805 `sc-attributions' too."
806 (if (string-match "^\\(\\S *\\)\\s *:\\s +\\(.*\\)$" curline)
807 (let* ((key (downcase (sc-string-text (sc-submatch 1 curline))))
808 (val (sc-string-text (sc-submatch 2 curline)))
809 (keyval (cons key val)))
810 (setq sc-mail-info (cons keyval sc-mail-info))
812 (setq sc-attributions (cons keyval sc-attributions)))
816 (defun sc-mail-append-field ()
817 "Append a continuation line onto the last fetched mail field's info."
818 (let ((keyval (car sc-mail-info)))
819 (if (and keyval (string-match "^\\s *\\(.*\\)$" curline))
820 (setcdr keyval (concat (cdr keyval) " "
821 (sc-string-text (sc-submatch 1 curline))))))
824 (defun sc-mail-error-in-mail-field ()
825 "Issue warning that mail headers don't conform to RFC 822."
826 (let* ((len (min (length curline) 10))
827 (ellipsis (if (< len (length curline)) "..." ""))
828 (msg "Mail header \"%s%s\" doesn't conform to RFC 822. skipping..."))
829 (message msg (substring curline 0 len) ellipsis))
834 ;; mail header nuking
835 (defvar sc-mail-last-header-nuked-p nil
836 "True if the last header was nuked.")
838 (defun sc-mail-nuke-line ()
839 "Nuke the current mail header line."
840 (delete-region (regi-pos 'bol) (regi-pos 'bonl))
843 (defun sc-mail-nuke-header-line ()
844 "Delete current-line and set up for possible continuation."
845 (setq sc-mail-last-header-nuked-p t)
848 (defun sc-mail-nuke-continuation-line ()
849 "Delete a continuation line if the last header line was deleted."
850 (if sc-mail-last-header-nuked-p
851 (sc-mail-nuke-line)))
853 (defun sc-mail-cleanup-blank-lines ()
854 "Leave some blank lines after original mail headers are nuked.
855 The number of lines left is specified by `sc-blank-lines-after-headers'."
856 (if sc-blank-lines-after-headers
859 (skip-chars-backward " \t\n")
863 (if (looking-at "[ \t]*$")
864 (delete-region (regi-pos 'bol) (regi-pos 'bonl)))
865 (insert-char ?\n sc-blank-lines-after-headers)))
868 (defun sc-mail-build-nuke-frame ()
869 "Build the regiframe for nuking mail headers."
870 (let (every-func entry-func nonentry-func)
872 ((eq sc-nuke-mail-headers 'all)
873 (setq every-func '(progn (forward-line -1) (sc-mail-nuke-line))))
874 ((eq sc-nuke-mail-headers 'specified)
875 (setq entry-func '(sc-mail-nuke-header-line)
876 nonentry-func '(setq sc-mail-last-header-nuked-p nil)))
877 ((eq sc-nuke-mail-headers 'keep)
878 (setq entry-func '(setq sc-mail-last-header-nuked-p nil)
879 nonentry-func '(sc-mail-nuke-header-line)))
880 ;; we never get far enough to interpret a frame if s-n-m-h == 'none
881 ((eq sc-nuke-mail-headers 'none))
882 (t (error "Illegal value for sc-nuke-mail-headers: %s"
883 sc-nuke-mail-headers))
887 (regi-mapcar sc-nuke-mail-header-list entry-func nil t))
888 (and nonentry-func (list (list "^\\S +:.*$" nonentry-func)))
889 (and (not every-func)
890 '(("^[ \t]+" (sc-mail-nuke-continuation-line))))
891 '((begin (setq sc-mail-last-header-zapped-p nil)))
892 '((end (sc-mail-cleanup-blank-lines)))
893 (and every-func (list (list 'every every-func)))
896 ;; mail processing and zapping. this is the top level entry defun to
897 ;; all header processing.
898 (defun sc-mail-process-headers (start end)
899 "Process original mail message's mail headers.
900 After processing, mail headers may be nuked. Header information is
901 stored in `sc-mail-info', and any old information is lost unless an
904 (let ((info (copy-alist sc-mail-info))
905 (attribs (copy-alist sc-attributions)))
906 (setq sc-mail-info nil
908 (regi-interpret sc-mail-glom-frame start end)
909 (if (null sc-mail-info)
911 (message "No mail headers found! Restoring old information.")
912 (setq sc-mail-info info
913 sc-attributions attribs))
914 (regi-interpret (sc-mail-build-nuke-frame)
915 sc-mail-headers-start sc-mail-headers-end)
919 ;; let the user change mail field information
920 (defun sc-mail-field (field)
921 "Return the mail header field value associated with FIELD.
922 If there was no mail header with FIELD as its key, return the value of
923 `sc-mumble'. FIELD is case insensitive."
924 (or (cdr (assoc (downcase field) sc-mail-info)) sc-mumble))
926 (defun sc-mail-field-query (arg)
927 "View the value of a mail field.
928 With `\\[universal-argument]', prompts for action on mail field.
929 Action can be one of: View, Modify, Add, or Delete."
931 (let* ((alist '(("view" . ?v) ("modify" . ?m) ("add" . ?a) ("delete" . ?d)))
932 (action (if (not arg) ?v (sc-ask alist)))
936 (setq key (sc-completing-read
937 (concat (car (rassq action alist))
938 " information key: ")
940 (if (eq action ?a) nil 'noexit)
941 nil 'sc-mail-field-history))
944 (message "%s: %s" key (cdr (assoc key sc-mail-info))))
946 (setq sc-mail-info (delq (assoc key sc-mail-info) sc-mail-info)))
948 (let ((keyval (assoc key sc-mail-info)))
949 ;; first put initial value onto list if not already there
950 (if (not (sc-member (cdr keyval)
951 sc-mail-field-modification-history))
952 (setq sc-mail-field-modification-history
953 (cons (cdr keyval) sc-mail-field-modification-history)))
954 (setcdr keyval (sc-read-string
955 (concat key ": ") (cdr keyval)
956 'sc-mail-field-modification-history))))
960 (sc-read-string (concat key ": "))) sc-mail-info)))
964 ;; ======================================================================
967 (defvar sc-attribution-confirmation-history nil
968 "History for confirmation of attribution strings.")
969 (defvar sc-citation-confirmation-history nil
970 "History for confirmation of attribution prefixes.")
972 (defun sc-attribs-%@-addresses (from &optional delim)
973 "Extract the author's email terminus from email address FROM.
974 Match addresses of the style ``name%[stuff].'' when called with DELIM
975 of \"%\" and addresses of the style ``[stuff]name@[stuff]'' when
976 called with DELIM \"@\". If DELIM is nil or not provided, matches
977 addresses of the style ``name''."
978 (and (string-match (concat "[-a-zA-Z0-9_.]+" delim) from 0)
981 (- (match-end 0) (if (null delim) 0 1)))))
983 (defun sc-attribs-!-addresses (from)
984 "Extract the author's email terminus from email address FROM.
985 Match addresses of the style ``[stuff]![stuff]...!name[stuff].''"
986 (let ((eos (length from))
987 (mstart (string-match "![-a-zA-Z0-9_.]+\\([^-!a-zA-Z0-9_.]\\|$\\)"
989 (mend (match-end 0)))
991 (substring from (1+ mstart) (- mend (if (= mend eos) 0 1)))
994 (defun sc-attribs-<>-addresses (from)
995 "Extract the author's email terminus from email address FROM.
996 Match addresses of the style ``<name[stuff]>.''"
997 (and (string-match "<\\(.*\\)>" from)
998 (sc-submatch 1 from)))
1000 (defun sc-get-address (from author)
1001 "Get the full email address path from FROM.
1002 AUTHOR is the author's name (which is removed from the address)."
1003 (let ((eos (length from)))
1004 (if (string-match (concat "\\(^\\|^\"\\)" author
1005 "\\(\\s +\\|\"\\s +\\)") from 0)
1006 (let ((address (substring from (match-end 0) eos)))
1007 (if (and (= (aref address 0) ?<)
1008 (= (aref address (1- (length address))) ?>))
1009 (substring address 1 (1- (length address)))
1011 (if (string-match "[-a-zA-Z0-9!@%._]+" from 0)
1012 (sc-submatch 0 from)
1016 (defun sc-attribs-emailname (from)
1017 "Get the email terminus name from FROM."
1019 (sc-attribs-%@-addresses from "%")
1020 (sc-attribs-%@-addresses from "@")
1021 (sc-attribs-!-addresses from)
1022 (sc-attribs-<>-addresses from)
1023 (sc-attribs-%@-addresses from)
1024 (substring from 0 10)))
1026 (defun sc-name-substring (string start end extend)
1027 "Extract the specified substring of STRING from START to END.
1028 EXTEND is the number of characters on each side to extend the
1031 (let ((sos (+ start extend))
1032 (eos (- end extend)))
1033 (substring string sos
1034 (or (string-match sc-titlecue-regexp string sos) eos)
1037 (defun sc-attribs-extract-namestring (from)
1038 "Extract the name string from FROM.
1039 This should be the author's full name minus an optional title."
1042 ;; If there is a <...> in the name,
1043 ;; treat everything before that as the full name.
1044 ;; Even if it contains parens, use the whole thing.
1045 ;; On the other hand, we do look for quotes in the usual way.
1046 (and (string-match " *<.*>" from 0)
1047 (let ((before-angles
1048 (sc-name-substring from 0 (match-beginning 0) 0)))
1049 (if (string-match "\".*\"" before-angles 0)
1051 before-angles (match-beginning 0) (match-end 0) 1)
1054 from (string-match "(.*)" from 0) (match-end 0) 1)
1056 from (string-match "\".*\"" from 0) (match-end 0) 1)
1058 from (string-match "\\([-.a-zA-Z0-9_]+\\s +\\)+<" from 0)
1060 (sc-attribs-emailname from))))
1061 ;; strip off any leading or trailing whitespace
1064 (eos (1- (length namestring))))
1065 (while (and (<= bos eos)
1066 (memq (aref namestring bos) '(32 ?\t)))
1067 (setq bos (1+ bos)))
1068 (while (and (> eos bos)
1069 (memq (aref namestring eos) '(32 ?\t)))
1070 (setq eos (1- eos)))
1071 (substring namestring bos (1+ eos))))))
1073 (defun sc-attribs-chop-namestring (namestring)
1074 "Convert NAMESTRING to a list of names.
1075 example: (sc-namestring-to-list \"John Xavier Doe\")
1076 => (\"John\" \"Xavier\" \"Doe\")"
1077 (if (string-match "\\([ \t]*\\)\\([^ \t._]+\\)\\([ \t]*\\)" namestring)
1078 (cons (sc-submatch 2 namestring)
1079 (sc-attribs-chop-namestring (substring namestring (match-end 3)))
1082 (defun sc-attribs-strip-initials (namelist)
1083 "Extract the author's initials from the NAMELIST."
1087 (if (< 0 (length name))
1088 (substring name 0 1))))
1091 (defun sc-guess-attribution (&optional string)
1092 "Guess attribution string on current line.
1093 If attribution cannot be guessed, nil is returned. Optional STRING if
1094 supplied, is used instead of the line point is on in the current buffer."
1096 (string (or string (buffer-substring (regi-pos 'bol) (regi-pos 'eol))))
1099 (= start (or (string-match sc-citation-leader-regexp string start) -1))
1100 (setq start (match-end 0))
1101 (= start (or (string-match sc-citation-root-regexp string start) 1))
1102 (setq attribution (sc-submatch 0 string)
1103 start (match-end 0))
1104 (= start (or (string-match sc-citation-delimiter-regexp string start) -1))
1105 (setq start (match-end 0))
1106 (= start (or (string-match sc-citation-separator-regexp string start) -1))
1109 (defun sc-attribs-filter-namelist (namelist)
1110 "Filter out noise in NAMELIST according to `sc-name-filter-alist'."
1111 (let ((elements (length namelist))
1113 keepers filtered-list)
1117 (setq position (1+ position))
1122 (let ((regexp (car filter))
1124 (if (and (string-match regexp name)
1125 (or (and (numberp pos)
1128 (= position (1- elements)))
1132 sc-name-filter-alist)
1134 (setq keepers (cons position keepers)))
1140 (setq filtered-list (cons (nth position namelist) filtered-list))
1145 (defun sc-attribs-chop-address (from)
1146 "Extract attribution information from FROM.
1147 This populates the `sc-attributions' with the list of possible attributions."
1148 (if (and (stringp from)
1149 (< 0 (length from)))
1150 (let* ((sc-mumble "")
1151 (namestring (sc-attribs-extract-namestring from))
1152 (namelist (sc-attribs-filter-namelist
1153 (sc-attribs-chop-namestring namestring)))
1154 (revnames (reverse (cdr namelist)))
1155 (firstname (car namelist))
1156 (midnames (reverse (cdr revnames)))
1157 (lastname (car revnames))
1158 (initials (sc-attribs-strip-initials namelist))
1159 (emailname (sc-attribs-emailname from))
1163 ;; put basic information
1165 ;; put middle names and build sc-author entry
1166 middlenames (mapconcat
1169 (let ((key-attribs (format "middlename-%d" n))
1170 (key-mail (format "sc-middlename-%d" n)))
1172 sc-attributions (cons (cons key-attribs midname)
1174 sc-mail-info (cons (cons key-mail midname)
1180 author (concat firstname " " middlenames (and midnames " ") lastname)
1182 sc-attributions (append
1184 (cons "firstname" firstname)
1185 (cons "lastname" lastname)
1186 (cons "emailname" emailname)
1187 (cons "initials" initials))
1189 sc-mail-info (append
1191 (cons "sc-firstname" firstname)
1192 (cons "sc-middlenames" middlenames)
1193 (cons "sc-lastname" lastname)
1194 (cons "sc-emailname" emailname)
1195 (cons "sc-initials" initials)
1196 (cons "sc-author" author)
1197 (cons "sc-from-address" (sc-get-address
1198 (sc-mail-field "from")
1200 (cons "sc-reply-address" (sc-get-address
1201 (sc-mail-field "reply-to")
1203 (cons "sc-sender-address" (sc-get-address
1204 (sc-mail-field "sender")
1209 ;; from string is empty
1210 (setq sc-mail-info (cons (cons "sc-author" sc-default-author-name)
1213 (defvar sc-attrib-or-cite nil
1214 "Used to toggle between attribution input or citation input.")
1216 (defun sc-toggle-fn ()
1217 "Toggle between attribution selection and citation selection.
1218 Only used during confirmation."
1220 (setq sc-attrib-or-cite (not sc-attrib-or-cite))
1221 (throw 'sc-reconfirm t))
1223 (defun sc-select-attribution ()
1224 "Select an attribution from `sc-attributions'.
1226 Variables involved in selection process include:
1227 `sc-preferred-attribution-list'
1228 `sc-use-only-preference-p'
1229 `sc-confirm-always-p'
1230 `sc-default-attribution'
1231 `sc-attrib-selection-list'.
1233 Runs the hook `sc-attribs-preselect-hook' before selecting an
1234 attribution and the hook `sc-attribs-postselect-hook' after making the
1235 selection but before querying is performed. During
1236 `sc-attribs-postselect-hook' the variable `citation' is bound to the
1237 auto-selected citation string and the variable `attribution' is bound
1238 to the auto-selected attribution string."
1239 (run-hooks 'sc-attribs-preselect-hook)
1240 (let ((query-p sc-confirm-always-p)
1241 attribution citation
1242 (attriblist sc-preferred-attribution-list))
1244 ;; first cruise through sc-preferred-attribution-list looking for
1245 ;; a match in either sc-attributions or sc-mail-info. if the
1246 ;; element is "sc-consult", then we have to do the alist
1247 ;; consultation phase
1249 (let* ((preferred (car attriblist)))
1251 ((string= preferred "sc-consult")
1252 ;; we've been told to consult the attribution vs. mail
1253 ;; header key alist. we do this until we find a match in
1254 ;; the sc-attrib-selection-list. if we do not find a match,
1255 ;; we continue scanning attriblist
1256 (let ((attrib (sc-scan-info-alist sc-attrib-selection-list)))
1259 (setq attriblist (cdr attriblist)))
1261 (setq attribution attrib
1264 (setq attribution (eval attrib)
1266 (t (error "%s did not evaluate to a string or list!"
1267 "sc-attrib-selection-list"))
1269 ((setq attribution (cdr (assoc preferred sc-attributions)))
1270 (setq attriblist nil))
1272 (setq attriblist (cdr attriblist)))
1275 ;; if preference was not found, we may use a secondary method to
1276 ;; find a valid attribution
1277 (if (and (not attribution)
1278 (not sc-use-only-preference-p))
1279 ;; secondary method tries to find a preference in this order
1285 ;; 6. first non-empty attribution in alist
1287 (or (cdr (assoc "sc-lastchoice" sc-attributions))
1288 (cdr (assoc "x-attribution" sc-attributions))
1289 (cdr (assoc "firstname" sc-attributions))
1290 (cdr (assoc "lastname" sc-attributions))
1291 (cdr (assoc "initials" sc-attributions))
1292 (cdr (car sc-attributions)))))
1294 ;; still couldn't find an attribution. we're now limited to using
1295 ;; the default attribution, but we'll force a query when this happens
1296 (if (not attribution)
1297 (setq attribution sc-default-attribution
1300 ;; create the attribution prefix
1301 (setq citation (sc-make-citation attribution))
1303 ;; run the post selection hook before querying the user
1304 (run-hooks 'sc-attribs-postselect-hook)
1306 ;; query for confirmation
1308 (let* ((query-alist (mapcar (function (lambda (entry)
1309 (list (cdr entry))))
1311 (minibuffer-local-completion-map
1312 sc-minibuffer-local-completion-map)
1313 (minibuffer-local-map sc-minibuffer-local-map)
1314 (initial attribution)
1315 (completer-disable t) ; in case completer.el is used
1317 (setq sc-attrib-or-cite nil) ; nil==attribution, t==citation
1319 (catch 'sc-reconfirm
1320 (string= "" (setq choice
1321 (if sc-attrib-or-cite
1323 "Enter citation prefix: "
1325 'sc-citation-confirmation-history)
1327 "Complete attribution name: "
1330 'sc-attribution-confirmation-history)
1332 (if sc-attrib-or-cite
1333 ;; since the citation was chosen, we have to guess at
1335 (setq citation choice
1336 attribution (or (sc-guess-attribution citation)
1339 (setq citation (sc-make-citation choice)
1340 attribution choice))
1343 ;; its possible that the user wants to downcase the citation and
1346 (setq citation (downcase citation)
1347 attribution (downcase attribution)))
1349 ;; set up mail info alist
1350 (let* ((ckey "sc-citation")
1351 (akey "sc-attribution")
1352 (ckeyval (assoc ckey sc-mail-info))
1353 (akeyval (assoc akey sc-mail-info)))
1355 (setcdr ckeyval citation)
1357 (append (list (cons ckey citation)) sc-mail-info)))
1359 (setcdr akeyval attribution)
1361 (append (list (cons akey attribution)) sc-mail-info))))
1363 ;; set the sc-lastchoice attribution
1364 (let* ((lkey "sc-lastchoice")
1365 (lastchoice (assoc lkey sc-attributions)))
1367 (setcdr lastchoice attribution)
1368 (setq sc-attributions
1369 (cons (cons lkey attribution) sc-attributions))))
1373 ;; ======================================================================
1374 ;; filladapt hooks for supercite 3.1. you shouldn't need anything
1375 ;; extra to make gin-mode understand supercited lines. Even this
1376 ;; stuff might not be entirely necessary...
1378 (defun sc-cite-regexp (&optional root-regexp)
1379 "Return a regexp describing a Supercited line.
1380 The regexp is the concatenation of `sc-citation-leader-regexp',
1381 `sc-citation-root-regexp', `sc-citation-delimiter-regexp', and
1382 `sc-citation-separator-regexp'. If optional ROOT-REGEXP is supplied,
1383 use it instead of `sc-citation-root-regexp'."
1384 (concat sc-citation-leader-regexp
1385 (or root-regexp sc-citation-root-regexp)
1386 sc-citation-delimiter-regexp
1387 sc-citation-separator-regexp))
1389 (defun sc-make-citation (attribution)
1390 "Make a non-nested citation from ATTRIBUTION."
1391 (concat sc-citation-leader
1393 sc-citation-delimiter
1394 sc-citation-separator))
1396 (defun sc-setup-filladapt ()
1397 "Setup `filladapt-prefix-table' to handle Supercited paragraphs."
1398 (let* ((fa-sc-elt 'filladapt-supercite-included-text)
1399 (elt (rassq fa-sc-elt filladapt-prefix-table)))
1400 (if elt (setcar elt (sc-cite-regexp))
1401 (message "Filladapt doesn't seem to know about Supercite.")
1405 ;; ======================================================================
1406 ;; citing and unciting regions of text
1408 (defvar sc-fill-begin 1
1409 "Buffer position to begin filling.")
1410 (defvar sc-fill-line-prefix ""
1411 "Fill prefix of previous line")
1414 (defun sc-fill-if-different (&optional prefix)
1415 "Fill the region bounded by `sc-fill-begin' and point.
1416 Only fill if optional PREFIX is different than `sc-fill-line-prefix'.
1417 If `sc-auto-fill-region-p' is nil, do not fill region. If PREFIX is
1418 not supplied, initialize fill variables. This is useful for a regi
1419 `begin' frame-entry."
1421 (setq sc-fill-line-prefix ""
1422 sc-fill-begin (regi-pos 'bol))
1423 (if (and sc-auto-fill-region-p
1424 (not (string= prefix sc-fill-line-prefix)))
1425 (let ((fill-prefix sc-fill-line-prefix))
1426 (if (not (string= fill-prefix ""))
1427 (fill-region sc-fill-begin (regi-pos 'bol)))
1428 (setq sc-fill-line-prefix prefix
1429 sc-fill-begin (regi-pos 'bol))))
1433 (defun sc-cite-coerce-cited-line ()
1434 "Coerce a Supercited line to look like our style."
1435 (let* ((attribution (sc-guess-attribution))
1436 (regexp (sc-cite-regexp attribution))
1437 (prefix (sc-make-citation attribution)))
1438 (if (and attribution
1439 (looking-at regexp))
1444 (goto-char (match-end 0))
1445 (if (bolp) (forward-char -1))
1448 (sc-fill-if-different prefix)))
1451 (defun sc-cite-coerce-dumb-citer ()
1452 "Coerce a non-nested citation that's been cited with a dumb nesting citer."
1453 (delete-region (match-beginning 1) (match-end 1))
1455 (sc-cite-coerce-cited-line))
1457 (defun sc-guess-nesting (&optional string)
1458 "Guess the citation nesting on the current line.
1459 If nesting cannot be guessed, nil is returned. Optional STRING if
1460 supplied, is used instead of the line point is on in the current
1463 (string (or string (buffer-substring (regi-pos 'bol) (regi-pos 'eol))))
1466 (= start (or (string-match sc-citation-leader-regexp string start) -1))
1467 (setq start (match-end 0))
1468 (= start (or (string-match sc-citation-delimiter-regexp string start) -1))
1469 (setq nesting (sc-submatch 0 string)
1470 start (match-end 0))
1471 (= start (or (string-match sc-citation-separator-regexp string start) -1))
1474 (defun sc-add-citation-level ()
1475 "Add a citation level for nested citation style w/ coercion."
1476 (let* ((nesting (sc-guess-nesting))
1477 (citation (make-string (1+ (length nesting))
1478 (string-to-char sc-citation-delimiter)))
1479 (prefix (concat sc-citation-leader citation sc-citation-separator)))
1480 (if (looking-at (sc-cite-regexp ""))
1481 (delete-region (match-beginning 0) (match-end 0)))
1483 (sc-fill-if-different prefix)))
1485 (defun sc-cite-line (&optional citation)
1486 "Cite a single line of uncited text.
1487 Optional CITATION overrides any citation automatically selected."
1488 (if sc-fixup-whitespace-p
1490 (let ((prefix (or citation
1491 (cdr (assoc "sc-citation" sc-mail-info))
1492 sc-default-attribution)))
1494 (sc-fill-if-different prefix))
1497 (defun sc-uncite-line ()
1498 "Remove citation from current line."
1499 (let ((cited (looking-at (sc-cite-regexp))))
1501 (delete-region (match-beginning 0) (match-end 0))))
1504 (defun sc-recite-line (regexp)
1505 "Remove citation matching REGEXP from current line and recite line."
1506 (let ((cited (looking-at (concat "^" regexp)))
1507 (prefix (cdr (assoc "sc-citation" sc-mail-info))))
1509 (delete-region (match-beginning 0) (match-end 0)))
1510 (insert (or prefix sc-default-attribution))
1511 (sc-fill-if-different prefix))
1514 ;; interactive functions
1515 (defun sc-cite-region (start end &optional confirm-p)
1516 "Cite a region delineated by START and END.
1517 If optional CONFIRM-P is non-nil, the attribution is confirmed before
1518 its use in the citation string. This function first runs
1519 `sc-pre-cite-hook'."
1520 (interactive "r\nP")
1522 (let ((frame (or (sc-scan-info-alist sc-cite-frame-alist)
1523 sc-default-cite-frame))
1524 (sc-confirm-always-p (if confirm-p t sc-confirm-always-p)))
1525 (run-hooks 'sc-pre-cite-hook)
1527 (sc-select-attribution))
1528 (regi-interpret frame start end)))
1530 (defun sc-uncite-region (start end)
1531 "Uncite a region delineated by START and END.
1532 First runs `sc-pre-uncite-hook'."
1535 (let ((frame (or (sc-scan-info-alist sc-uncite-frame-alist)
1536 sc-default-uncite-frame)))
1537 (run-hooks 'sc-pre-uncite-hook)
1538 (regi-interpret frame start end)))
1540 (defun sc-recite-region (start end)
1541 "Recite a region delineated by START and END.
1542 First runs `sc-pre-recite-hook'."
1544 (let ((sc-confirm-always-p t))
1545 (sc-select-attribution))
1547 (let ((frame (or (sc-scan-info-alist sc-recite-frame-alist)
1548 sc-default-recite-frame)))
1549 (run-hooks 'sc-pre-recite-hook)
1550 (regi-interpret frame start end)))
1553 ;; ======================================================================
1556 (defun sc-hdr (prefix field &optional sep return-nil-p)
1557 "Returns a concatenation of PREFIX and FIELD.
1558 If FIELD is not a string or is the empty string, the empty string will
1559 be returned. Optional third argument SEP is concatenated on the end if
1560 it is a string. Returns empty string, unless optional RETURN-NIL-P is
1562 (if (and (stringp field)
1563 (not (string= field "")))
1564 (concat prefix field (or sep ""))
1565 (and (not return-nil-p) "")))
1567 (defun sc-whofrom ()
1568 "Return the value of (sc-mail-field \"from\") or nil."
1569 (let ((sc-mumble nil))
1570 (sc-mail-field "from")))
1572 (defun sc-no-header ()
1573 "Does nothing. Use this instead of nil to get a blank header."
1576 (defun sc-no-blank-line-or-header()
1577 "Similar to `sc-no-header' except it removes the preceding blank line."
1580 (progn (forward-line -1)
1581 (or (= (point) (mail-header-end))
1582 (and (eq major-mode 'mh-letter-mode)
1583 (mh-in-header-p)))))
1584 (progn (forward-line)
1585 (let ((kill-lines-magic t))
1588 (defun sc-header-on-said ()
1589 "\"On <date>, <from> said:\" unless:
1590 1. the \"from\" field cannot be found, in which case nothing is inserted;
1591 2. the \"date\" field is missing in which case only the from part is printed."
1592 (let ((sc-mumble "")
1593 (whofrom (sc-whofrom)))
1595 (insert sc-reference-tag-string
1596 (sc-hdr "On " (sc-mail-field "date") ", ")
1597 whofrom " said:\n"))))
1599 (defun sc-header-inarticle-writes ()
1600 "\"In article <message-id>, <from> writes:\"
1601 Treats \"message-id\" and \"from\" fields similar to `sc-header-on-said'."
1602 (let ((sc-mumble "")
1603 (whofrom (sc-mail-field "from")))
1605 (insert sc-reference-tag-string
1606 (sc-hdr "In article " (sc-mail-field "message-id") ", ")
1607 whofrom " writes:\n"))))
1609 (defun sc-header-regarding-adds ()
1610 "\"Regarding <subject>; <from> adds:\"
1611 Treats \"subject\" and \"from\" fields similar to `sc-header-on-said'."
1612 (let ((sc-mumble "")
1613 (whofrom (sc-whofrom)))
1615 (insert sc-reference-tag-string
1616 (sc-hdr "Regarding " (sc-mail-field "subject") "; ")
1617 whofrom " adds:\n"))))
1619 (defun sc-header-attributed-writes ()
1620 "\"<sc-attribution>\" == <sc-author> <address> writes:
1621 Treats these fields in a similar manner to `sc-header-on-said'."
1622 (let ((sc-mumble "")
1623 (whofrom (sc-whofrom)))
1625 (insert sc-reference-tag-string
1626 (sc-hdr "\"" (sc-mail-field "sc-attribution") "\" == ")
1627 (sc-hdr "" (sc-mail-field "sc-author") " ")
1628 (or (sc-hdr "<" (sc-mail-field "sc-from-address") ">" t)
1629 (sc-hdr "<" (sc-mail-field "sc-reply-address") ">" t)
1633 (defun sc-header-author-writes ()
1634 "<sc-author> writes:"
1635 (let ((sc-mumble "")
1636 (whofrom (sc-whofrom)))
1638 (insert sc-reference-tag-string
1639 (sc-hdr "" (sc-mail-field "sc-author"))
1642 (defun sc-header-verbose ()
1643 "Very verbose, some say gross."
1644 (let ((sc-mumble "")
1645 (whofrom (sc-whofrom))
1646 (tag sc-reference-tag-string))
1648 (insert (sc-hdr (concat tag "On ") (sc-mail-field "date") ",\n")
1649 (or (sc-hdr tag (sc-mail-field "sc-author") "\n" t)
1650 (concat tag whofrom "\n"))
1651 (sc-hdr (concat tag "from the organization of ")
1652 (sc-mail-field "organization") "\n")
1653 (let ((rtag (concat tag "who can be reached at: ")))
1654 (or (sc-hdr rtag (sc-mail-field "sc-from-address") "\n" t)
1655 (sc-hdr rtag (sc-mail-field "sc-reply-address") "\n" t)
1658 (concat tag "(whose comments are cited below with \"")
1659 (sc-mail-field "sc-citation") "\"),\n")
1660 (sc-hdr (concat tag "had this to say in article ")
1661 (sc-mail-field "message-id") "\n")
1662 (sc-hdr (concat tag "in newsgroups ")
1663 (sc-mail-field "newsgroups") "\n")
1664 (sc-hdr (concat tag "concerning the subject of ")
1665 (sc-mail-field "subject") "\n")
1666 (sc-hdr (concat tag "(see ")
1667 (sc-mail-field "references")
1668 " for more details)\n")
1672 ;; ======================================================================
1675 (defconst sc-electric-bufname " *sc-erefs* "
1676 "Supercite electric reference mode's buffer name.")
1677 (defvar sc-eref-style 0
1678 "Current electric reference style.")
1680 (defun sc-valid-index-p (index)
1681 "Returns INDEX if it is a valid index into `sc-rewrite-header-list'.
1682 Otherwise returns nil."
1683 ;; a number, and greater than or equal to zero
1684 ;; less than or equal to the last index
1685 (and (natnump index)
1686 (< index (length sc-rewrite-header-list))
1689 (defun sc-eref-insert-selected (&optional nomsg)
1690 "Insert the selected reference header in the current buffer.
1691 Optional NOMSG, if non-nil, inhibits printing messages, unless an
1693 (let ((ref (nth sc-eref-style sc-rewrite-header-list)))
1697 (let ((lines (count-lines (point-min) (point-max))))
1698 (or nomsg (message "Ref header %d [%d line%s]: %s"
1700 (if (= lines 1) "" "s")
1704 "Symbol's function definition is void: %s (Header %d)"
1705 (car (cdr err)) sc-eref-style)
1710 (defun sc-electric-mode (&optional arg)
1712 Mode for viewing Supercite reference headers. Commands are:
1713 \n\\{sc-electric-mode-map}
1715 `sc-electric-mode' is not intended to be run interactively, but rather
1716 accessed through Supercite's electric reference feature. See
1717 `sc-insert-reference' for more details. Optional ARG is the initial
1718 header style to use, unless not supplied or invalid, in which case
1719 `sc-preferred-header-style' is used."
1721 (let ((info sc-mail-info))
1724 (or (sc-valid-index-p arg)
1725 (sc-valid-index-p sc-preferred-header-style)
1728 (get-buffer-create sc-electric-bufname)
1729 ;; set up buffer and enter command loop
1731 (save-window-excursion
1732 (pop-to-buffer sc-electric-bufname)
1733 (kill-all-local-variables)
1734 (let ((sc-mail-info info)
1735 (buffer-read-only t)
1736 (mode-name "SC Electric Refs")
1737 (major-mode 'sc-electric-mode))
1738 (use-local-map sc-electric-mode-map)
1739 (sc-eref-show sc-eref-style)
1740 (run-hooks 'sc-electric-mode-hook)
1745 (sc-eref-insert-selected))
1746 (kill-buffer sc-electric-bufname)
1749 ;; functions for electric reference mode
1750 (defun sc-eref-show (index)
1751 "Show reference INDEX in `sc-rewrite-header-list'."
1752 (let ((msg "No %ing reference headers in list.")
1753 (last (length sc-rewrite-header-list)))
1756 ((sc-valid-index-p index) index)
1758 (if sc-electric-circular-p
1760 (progn (error msg "preced") 0)))
1762 (if sc-electric-circular-p
1764 (progn (error msg "follow") (1- last))))
1767 (set-buffer sc-electric-bufname)
1768 (let ((buffer-read-only nil))
1770 (goto-char (point-min))
1771 (sc-eref-insert-selected)
1772 ;; now shrink the window to just contain the electric reference
1774 (let ((hdrlines (count-lines (point-min) (point-max)))
1775 (winlines (1- (window-height))))
1776 (if (/= hdrlines winlines)
1777 (if (> hdrlines winlines)
1778 ;; we have to enlarge the window
1779 (enlarge-window (- hdrlines winlines))
1780 ;; we have to shrink the window
1781 (shrink-window (- winlines (max hdrlines window-min-height)))
1785 (defun sc-eref-next ()
1786 "Display next reference in other buffer."
1788 (sc-eref-show (1+ sc-eref-style)))
1790 (defun sc-eref-prev ()
1791 "Display previous reference in other buffer."
1793 (sc-eref-show (1- sc-eref-style)))
1795 (defun sc-eref-setn ()
1796 "Set reference header selected as preferred."
1798 (setq sc-preferred-header-style sc-eref-style)
1799 (message "Preferred reference style set to header %d." sc-eref-style))
1801 (defun sc-eref-goto (refnum)
1802 "Show reference style indexed by REFNUM.
1803 If REFNUM is an invalid index, don't go to that reference and return
1805 (interactive "NGoto Reference: ")
1806 (if (sc-valid-index-p refnum)
1807 (sc-eref-show refnum)
1808 (error "Invalid reference: %d. (Range: [%d .. %d])"
1809 refnum 0 (1- (length sc-rewrite-header-list)))
1812 (defun sc-eref-jump ()
1813 "Set reference header to preferred header."
1815 (sc-eref-show sc-preferred-header-style))
1817 (defun sc-eref-abort ()
1818 "Exit from electric reference mode without inserting reference."
1820 (setq sc-eref-style nil)
1821 (exit-recursive-edit))
1823 (defun sc-eref-exit ()
1824 "Exit from electric reference mode and insert selected reference."
1826 (exit-recursive-edit))
1828 (defun sc-insert-reference (arg)
1829 "Insert, at point, a reference header in the body of the reply.
1830 Numeric ARG indicates which header style from `sc-rewrite-header-list'
1831 to use when rewriting the header. No supplied ARG indicates use of
1832 `sc-preferred-header-style'.
1834 With just `\\[universal-argument]', electric reference insert mode is
1835 entered, regardless of the value of `sc-electric-references-p'. See
1836 `sc-electric-mode' for more information."
1840 (let ((preference (or (sc-valid-index-p arg)
1841 (sc-valid-index-p sc-preferred-header-style)
1842 sc-preferred-header-style
1844 (if sc-electric-references-p
1845 (sc-electric-mode preference)
1846 (sc-eref-insert-selected t)
1850 ;; ======================================================================
1851 ;; variable toggling
1853 (defun sc-raw-mode-toggle ()
1854 "Toggle, in one fell swoop, two important SC variables:
1855 `sc-fixup-whitespace-p' and `sc-auto-fill-region-p'"
1857 (setq sc-fixup-whitespace-p (not sc-fixup-whitespace-p)
1858 sc-auto-fill-region-p (not sc-auto-fill-region-p))
1859 (sc-set-mode-string)
1860 (force-mode-line-update))
1862 (defun sc-toggle-var (variable)
1863 "Boolean toggle VARIABLE's value.
1864 VARIABLE must be a bound symbol. Nil values change to t, non-nil
1865 values are changed to nil."
1866 (message "%s changed from %s to %s"
1867 variable (symbol-value variable)
1868 (set-variable variable (not (eval-expression variable))))
1869 (sc-set-mode-string))
1871 (defun sc-set-variable (var)
1872 "Set the Supercite VARIABLE.
1873 This function mimics `set-variable', except that the variable to set
1874 is determined non-interactively. The value is queried for in the
1875 minibuffer exactly the same way that `set-variable' does it.
1877 You can see the current value of the variable when the minibuffer is
1878 querying you by typing `C-h'. Note that the format is changed
1879 slightly from that used by `set-variable' -- the current value is
1880 printed just after the variable's name instead of at the bottom of the
1882 (let* ((minibuffer-help-form
1887 (with-output-to-temp-buffer "*Help*"
1890 (let ((print-length 20))
1891 (princ "\t(Current value: ")
1892 (prin1 (symbol-value var))
1894 (princ "\n\nDocumentation:\n")
1895 (princ (substring (documentation-property
1897 'variable-documentation)
1900 (set-buffer standard-output)
1903 (set var (eval-minibuffer (format "Set %s to value: " var))))
1904 (sc-set-mode-string))
1906 (defmacro sc-toggle-symbol (rootname)
1907 (list 'defun (intern (concat "sc-T-" rootname)) '()
1909 (list 'sc-toggle-var
1910 (list 'quote (intern (concat "sc-" rootname "-p"))))))
1912 (defmacro sc-setvar-symbol (rootname)
1913 (list 'defun (intern (concat "sc-S-" rootname)) '()
1915 (list 'sc-set-variable
1916 (list 'quote (intern (concat "sc-" rootname))))))
1918 (sc-toggle-symbol "confirm-always")
1919 (sc-toggle-symbol "downcase")
1920 (sc-toggle-symbol "electric-references")
1921 (sc-toggle-symbol "auto-fill-region")
1922 (sc-toggle-symbol "mail-nuke-blank-lines")
1923 (sc-toggle-symbol "nested-citation")
1924 (sc-toggle-symbol "electric-circular")
1925 (sc-toggle-symbol "use-only-preferences")
1926 (sc-toggle-symbol "fixup-whitespace")
1928 (sc-setvar-symbol "preferred-attribution-list")
1929 (sc-setvar-symbol "preferred-header-style")
1930 (sc-setvar-symbol "mail-nuke-mail-headers")
1931 (sc-setvar-symbol "mail-header-nuke-list")
1932 (sc-setvar-symbol "cite-region-limit")
1934 (defun sc-T-describe ()
1937 Supercite provides a number of key bindings which simplify the process
1938 of setting or toggling certain variables controlling its operation.
1940 Note on function names in this list: all functions of the form
1941 `sc-S-<name>' actually call `sc-set-variable' on the corresponding
1942 `sc-<name>' variable. All functions of the form `sc-T-<name>' call
1943 `sc-toggle-var' on the corresponding `sc-<name>-p' variable.
1947 (describe-function 'sc-T-describe))
1949 (defun sc-set-mode-string ()
1950 "Update the minor mode string to show state of Supercite."
1951 (setq sc-mode-string
1953 (if (or sc-auto-fill-region-p
1954 sc-fixup-whitespace-p)
1956 (if sc-auto-fill-region-p "f" "")
1957 (if sc-fixup-whitespace-p "w" "")
1961 ;; ======================================================================
1962 ;; published interface to mail and news readers
1965 (defun sc-cite-original ()
1966 "Workhorse citing function which performs the initial citation.
1967 This is callable from the various mail and news readers' reply
1968 function according to the agreed upon standard. See `\\[sc-describe]'
1969 for more details. `sc-cite-original' does not do any yanking of the
1970 original message but it does require a few things:
1972 1) The reply buffer is the current buffer.
1974 2) The original message has been yanked and inserted into the
1977 3) Verbose mail headers from the original message have been
1978 inserted into the reply buffer directly before the text of the
1981 4) Point is at the beginning of the verbose headers.
1983 5) Mark is at the end of the body of text to be cited.
1985 For Emacs 19's, the region need not be active (and typically isn't
1986 when this function is called. Also, the hook `sc-pre-hook' is run
1987 before, and `sc-post-hook' is run after the guts of this function."
1988 (run-hooks 'sc-pre-hook)
1990 ;; before we do anything, we want to insert the supercite keymap so
1991 ;; we can proceed from here
1992 (and sc-mode-map-prefix
1993 (local-set-key sc-mode-map-prefix sc-mode-map))
1995 ;; hack onto the minor mode alist, if it hasn't been done before,
1996 ;; then turn on the minor mode. also, set the minor mode string with
1997 ;; the values of fill and fixup whitespace variables
1998 (if (not (get 'minor-mode-alist 'sc-minor-mode))
2000 (put 'minor-mode-alist 'sc-minor-mode 'sc-minor-mode)
2001 (setq minor-mode-alist
2002 (cons '(sc-minor-mode sc-mode-string) minor-mode-alist))
2004 (setq sc-minor-mode t)
2005 (sc-set-mode-string)
2009 ;; grab point and mark since the region is probably not active when
2010 ;; this function gets automatically called. we want point to be a
2011 ;; mark so any deleting before point works properly
2012 (let* ((zmacs-regions nil) ; for Lemacs
2013 (mark-active t) ; for FSFmacs
2014 (point (point-marker))
2015 (mark (copy-marker (mark-marker))))
2017 ;; make sure point comes before mark, not all functions are
2024 ;; first process mail headers, and populate sc-mail-info
2025 (sc-mail-process-headers point mark)
2027 ;; now get possible attributions
2028 (sc-attribs-chop-address (or (sc-mail-field "from")
2029 (sc-mail-field "reply")
2030 (sc-mail-field "reply-to")
2031 (sc-mail-field "sender")))
2032 ;; select the attribution
2033 (sc-select-attribution)
2035 ;; cite the region, but first check the value of sc-cite-region-limit
2036 (let ((linecnt (count-lines point mark)))
2037 (and sc-cite-region-limit
2038 (if (or (not (numberp sc-cite-region-limit))
2039 (<= linecnt sc-cite-region-limit))
2041 ;; cite the region and insert the header rewrite
2042 (sc-cite-region point mark)
2044 (let ((sc-eref-style (or sc-preferred-header-style 0)))
2045 (if sc-electric-references-p
2046 (sc-electric-mode sc-eref-style)
2047 (sc-eref-insert-selected t))))
2050 "Region not cited. %d lines exceeds sc-cite-region-limit: %d"
2051 linecnt sc-cite-region-limit))))
2053 ;; finally, free the point-marker
2054 (set-marker point nil)
2055 (set-marker mark nil)
2057 (run-hooks 'sc-post-hook)
2058 ;; post hook could have changed the variables
2059 (sc-set-mode-string))
2062 ;; ======================================================================
2063 ;; bug reporting and miscellaneous commands
2065 (defun sc-open-line (arg)
2066 "Like `open-line', but insert the citation prefix at the front of the line.
2067 With numeric ARG, inserts that many new lines."
2070 (let ((start (point))
2071 (prefix (or (progn (beginning-of-line)
2072 (if (looking-at (sc-cite-regexp))
2084 (defun sc-insert-citation (arg)
2085 "Insert citation string at beginning of current line if not already cited.
2086 With `\\[universal-argument]' insert citation even if line is already
2091 (if (or (not (looking-at (sc-cite-regexp)))
2092 (looking-at "^[ \t]*$")
2094 (insert (sc-mail-field "sc-citation"))
2095 (error "Line is already cited."))))
2097 (defun sc-version (arg)
2098 "Echo the current version of Supercite in the minibuffer.
2099 With \\[universal-argument] (universal-argument), or if run non-interactively,
2100 inserts the version string in the current buffer instead."
2102 (let ((verstr (format "Using Supercite.el %s" sc-version)))
2104 (not (interactive-p)))
2105 (insert "`sc-version' says: " verstr)
2108 (defun sc-describe ()
2110 Supercite is a package which provides a flexible mechanism for citing
2111 email and news replies. Please see the associated texinfo file for
2114 (describe-function 'sc-describe))
2116 (defun sc-submit-bug-report ()
2117 "Submit a bug report on Supercite via mail."
2121 (y-or-n-p "Do you want to submit a report on Supercite? ")
2122 (reporter-submit-bug-report
2124 (concat "Supercite version " sc-version)
2126 'sc-attrib-selection-list
2127 'sc-auto-fill-region-p
2128 'sc-blank-lines-after-headers
2130 'sc-citation-delimiter
2131 'sc-citation-separator
2132 'sc-citation-leader-regexp
2133 'sc-citation-root-regexp
2134 'sc-citation-nonnested-root-regexp
2135 'sc-citation-delimiter-regexp
2136 'sc-citation-separator-regexp
2137 'sc-cite-region-limit
2138 'sc-confirm-always-p
2139 'sc-default-attribution
2140 'sc-default-author-name
2142 'sc-electric-circular-p
2143 'sc-electric-references-p
2144 'sc-fixup-whitespace-p
2145 'sc-mail-warn-if-non-rfc822-p
2147 'sc-name-filter-alist
2148 'sc-nested-citation-p
2149 'sc-nuke-mail-headers
2150 'sc-nuke-mail-header-list
2151 'sc-preferred-attribution-list
2152 'sc-preferred-header-style
2153 'sc-reference-tag-string
2154 'sc-rewrite-header-list
2156 'sc-use-only-preference-p
2161 (provide 'supercite)
2162 (run-hooks 'sc-load-hook)
2164 ;;; supercite.el ends here