1993-10-13 06:08:00 +00:00
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;;; supercite.el --- minor mode for citing mail and news replies
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;; Author: 1993 Barry A. Warsaw, Century Computing, Inc. <bwarsaw@cen.com>
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;; Maintainer: supercite-help@anthem.nlm.nih.gov
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;; Created: February 1993
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;; Version: 3.1
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;; Last Modified: 1993/09/22 18:58:46
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1993-11-23 20:12:25 +00:00
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;; Keywords: mail, news
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1993-10-13 06:08:00 +00:00
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;; supercite.el revision: 3.54
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;; Copyright (C) 1993 Barry A. Warsaw
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;; This file is part of GNU Emacs.
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;; GNU Emacs is free software; you can redistribute it and/or modify
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;; it under the terms of the GNU General Public License as published by
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;; the Free Software Foundation; either version 2, or (at your option)
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;; any later version.
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;; GNU Emacs is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU General Public License for more details.
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;; You should have received a copy of the GNU General Public License
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;; along with GNU Emacs; see the file COPYING. If not, write to
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;; the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
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;; LCD Archive Entry
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;; supercite|Barry A. Warsaw|supercite-help@anthem.nlm.nih.gov
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;; |Mail and news reply citation package
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;; |1993/09/22 18:58:46|3.1|
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;; Code:
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(require 'regi)
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;; start user configuration variables
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;; vvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvv
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(defvar sc-auto-fill-region-p t
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"*If non-nil, automatically fill each paragraph after it has been cited.")
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(defvar sc-blank-lines-after-headers 1
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"*Number of blank lines to leave after mail headers have been nuked.
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Set to nil, to use whatever blank lines happen to occur naturally.")
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(defvar sc-citation-leader " "
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"*String comprising first part of a citation.")
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(defvar sc-citation-delimiter ">"
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"*String comprising third part of a citation.
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This string is used in both nested and non-nested citations.")
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(defvar sc-citation-separator " "
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"*String comprising fourth and last part of a citation.")
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(defvar sc-citation-leader-regexp "[ \t]*"
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"*Regexp describing citation leader for a cited line.
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This should NOT have a leading `^' character.")
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;; Nemacs and Mule users note: please see the texinfo manual for
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;; suggestions on setting these variables.
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(defvar sc-citation-root-regexp "[-._a-zA-Z0-9]*"
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"*Regexp describing variable root part of a citation for a cited line.
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This should NOT have a leading `^' character. See also
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`sc-citation-nonnested-root-regexp'.")
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(defvar sc-citation-nonnested-root-regexp "[-._a-zA-Z0-9]+"
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"*Regexp describing the variable root part of a nested citation.
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This should NOT have a leading `^' character. This variable is
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related to `sc-citation-root-regexp' but where as that varariable
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describes both nested and non-nested citation roots, this variable
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describes only nested citation roots.")
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(defvar sc-citation-delimiter-regexp "[>]+"
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"*Regexp describing citation delimiter for a cited line.
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This should NOT have a leading `^' character.")
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(defvar sc-citation-separator-regexp "[ \t]*"
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"*Regexp describing citation separator for a cited line.
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This should NOT have a leading `^' character.")
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(defvar sc-cite-blank-lines-p nil
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"*If non-nil, put a citation on blank lines.")
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(defvar sc-cite-frame-alist '()
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"*Alist for frame selection during citing.
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Each element of this list has the following form:
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(INFOKEY ((REGEXP . FRAME)
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(REGEXP . FRAME)
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(...)))
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Where INFOKEY is a key for `sc-mail-field', REGEXP is a regular
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expression to match against the INFOKEY's value. FRAME is a citation
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frame, or a variable containing a citation frame.")
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(defvar sc-uncite-frame-alist '()
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"*Alist for frame selection during unciting.
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See the variable `sc-cite-frame-alist' for details.")
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(defvar sc-recite-frame-alist '()
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"*Alist for frame selection during reciting.
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See the variable `sc-cite-frame-alist' for details.")
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(defvar sc-default-cite-frame
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'(;; initialize fill state and temporary variables when entering
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;; frame. this makes things run much faster
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(begin (progn
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(sc-fill-if-different)
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(setq sc-tmp-nested-regexp (sc-cite-regexp "")
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sc-tmp-nonnested-regexp (sc-cite-regexp)
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sc-tmp-dumb-regexp
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(concat "\\("
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(sc-cite-regexp "")
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"\\)"
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(sc-cite-regexp sc-citation-nonnested-root-regexp))
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)))
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;; blank lines mean paragraph separators, so fill the last cited
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;; paragraph, unless sc-cite-blank-lines-p is non-nil, in which
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;; case we treat blank lines just like any other line.
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("^[ \t]*$" (if sc-cite-blank-lines-p
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(sc-cite-line)
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(sc-fill-if-different "")))
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;; do nothing if looking at a reference tag. make sure that the
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;; tag string isn't the empty string since this will match every
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;; line. it cannot be nil.
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(sc-reference-tag-string (if (string= sc-reference-tag-string "")
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(list 'continue)
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nil))
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;; this regexp catches nested citations in which the author cited
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;; a non-nested citation with a dumb citer.
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(sc-tmp-dumb-regexp (sc-cite-coerce-dumb-citer))
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;; if we are looking at a nested citation then add a citation level
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(sc-tmp-nested-regexp (sc-add-citation-level))
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;; if we're looking at a non-nested citation, coerce it to our style
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(sc-tmp-nonnested-regexp (sc-cite-coerce-cited-line))
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;; we must be looking at an uncited line. if we are in nested
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;; citations, just add a citation level
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(sc-nested-citation-p (sc-add-citation-level))
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;; we're looking at an uncited line and we are in non-nested
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;; citations, so cite it with a non-nested citation
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(t (sc-cite-line))
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;; be sure when we're done that we fill the last cited paragraph.
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(end (sc-fill-if-different ""))
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)
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"*Default REGI frame for citing a region.")
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(defvar sc-default-uncite-frame
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'(;; do nothing on a blank line
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("^[ \t]*$" nil)
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;; if the line is cited, uncite it
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((sc-cite-regexp) (sc-uncite-line))
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)
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"*Default REGI frame for unciting a region.")
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(defvar sc-default-recite-frame
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'(;; initialize fill state when entering frame
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(begin (sc-fill-if-different))
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;; do nothing on a blank line
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("^[ \t]*$" nil)
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;; if we're looking at a cited line, recite it
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((sc-cite-regexp) (sc-recite-line (sc-cite-regexp)))
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;; otherwise, the line is uncited, so just cite it
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(t (sc-cite-line))
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;; be sure when we're done that we fill the last cited paragraph.
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(end (sc-fill-if-different ""))
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)
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"*Default REGI frame for reciting a region.")
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(defvar sc-cite-region-limit t
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"*This variable controls automatic citation of yanked text.
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Legal values are:
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non-nil -- cite the entire region, regardless of its size
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nil -- do not cite the region at all
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<integer> -- a number indicating the threshold for citation. When
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the number of lines in the region is greater than this
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value, a warning message will be printed and the region
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will not be cited. Lines in region are counted with
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`count-lines'.
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The gathering of attribution information is not affected by the value
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of this variable. The number of lines in the region is calculated
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*after* all mail headers are removed. This variable is only consulted
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during the initial citing via `sc-cite-original'.")
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(defvar sc-confirm-always-p t
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"*If non-nil, always confirm attribution string before citing text body.")
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(defvar sc-default-attribution "Anon"
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"*String used when author's attribution cannot be determined.")
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(defvar sc-default-author-name "Anonymous"
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"*String used when author's name cannot be determined.")
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(defvar sc-downcase-p nil
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"*Non-nil means downcase the attribution and citation strings.")
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(defvar sc-electric-circular-p t
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"*If non-nil, treat electric references as circular.")
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(defvar sc-electric-mode-hook nil
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"*Hook for `sc-electric-mode' electric references mode.")
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(defvar sc-electric-references-p nil
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"*Use electric references if non-nil.")
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(defvar sc-fixup-whitespace-p nil
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"*If non-nil, delete all leading white space before citing.")
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(defvar sc-load-hook nil
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"*Hook which gets run once after Supercite loads.")
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(defvar sc-pre-hook nil
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"*Hook which gets run before each invocation of `sc-cite-original'.")
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(defvar sc-post-hook nil
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"*Hook which gets run after each invocation of `sc-cite-original'.")
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(defvar sc-mail-warn-if-non-rfc822-p t
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"*Warn if mail headers don't conform to RFC822.")
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(defvar sc-mumble ""
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"*Value returned by `sc-mail-field' if field isn't in mail headers.")
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(defvar sc-name-filter-alist
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'(("^\\(Mr\\|Mrs\\|Ms\\|Dr\\)[.]?$" . 0)
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("^\\(Jr\\|Sr\\)[.]?$" . last)
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("^ASTS$" . 0)
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("^[I]+$" . last))
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"*Name list components which are filtered out as noise.
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This variable contains an association list where each element is of
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the form: (REGEXP . POSITION).
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REGEXP is a regular expression which matches the name list component.
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Match is performed using `string-match'. POSITION is the position in
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the name list which can match the regular expression, starting at zero
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for the first element. Use `last' to match the last element in the
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list and `any' to match all elements.")
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(defvar sc-nested-citation-p nil
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"*Controls whether to use nested or non-nested citation style.
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Non-nil uses nested citations, nil uses non-nested citations.")
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(defvar sc-nuke-mail-headers 'all
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"*Controls mail header nuking.
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Used in conjunction with `sc-nuke-mail-header-list'. Legal values are:
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`all' -- nuke all mail headers
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`none' -- don't nuke any mail headers
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`specified' -- nuke headers specified in `sc-nuke-mail-header-list'
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`keep' -- keep headers specified in `sc-nuke-mail-header-list'")
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(defvar sc-nuke-mail-header-list nil
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"*List of mail header regexps to remove or keep in body of reply.
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This list contains regular expressions describing the mail headers to
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keep or nuke, depending on the value of `sc-nuke-mail-headers'.")
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(defvar sc-preferred-attribution-list
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'("sc-lastchoice" "x-attribution" "firstname" "initials" "lastname")
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"*Specifies what to use as the attribution string.
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Supercite creates a list of possible attributions when it scans the
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mail headers from the original message. Each attribution choice is
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associated with a key in an attribution alist. Supercite tries to
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pick a \"preferred\" attribution by matching the attribution alist
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keys against the elements in `sc-preferred-attribution-list' in order.
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The first non-empty string value found is used as the preferred
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attribution.
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Note that Supercite now honors the X-Attribution: mail field. If
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present in the original message, the value of this field should always
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be used to select the most preferred attribution since it reflects how
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the original author would like to be distinguished. It should be
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considered bad taste to put any attribution preference key before
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\"x-attribution\" in this list, except perhaps for \"sc-lastchoice\"
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1994-05-22 22:14:17 +00:00
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\(see below).
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1993-10-13 06:08:00 +00:00
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|
|
Supercite remembers the last attribution used when reciting an already
|
|
|
|
|
|
cited paragraph. This attribution will always be saved with the
|
|
|
|
|
|
\"sc-lastchoice\" key, which can be used in this list. Note that the
|
|
|
|
|
|
last choice is always reset after every call of `sc-cite-original'.
|
|
|
|
|
|
|
|
|
|
|
|
Barring error conditions, the following preferences are always present
|
|
|
|
|
|
in the attribution alist:
|
|
|
|
|
|
|
|
|
|
|
|
\"emailname\" -- email terminus name
|
|
|
|
|
|
\"initials\" -- initials of author
|
|
|
|
|
|
\"firstname\" -- first name of author
|
|
|
|
|
|
\"lastname\" -- last name of author
|
|
|
|
|
|
\"middlename-1\" -- first middle name of author
|
|
|
|
|
|
\"middlename-2\" -- second middle name of author
|
|
|
|
|
|
...
|
|
|
|
|
|
|
|
|
|
|
|
Middle name indexes can be any positive integer greater than 0,
|
|
|
|
|
|
although it is unlikely that many authors will supply more than one
|
|
|
|
|
|
middle name, if that many. The string of all middle names is
|
|
|
|
|
|
associated with the key \"middlenames\".")
|
|
|
|
|
|
|
|
|
|
|
|
(defvar sc-attrib-selection-list nil
|
|
|
|
|
|
"*An alist for selecting preferred attribution based on mail headers.
|
|
|
|
|
|
Each element of this list has the following form:
|
|
|
|
|
|
|
|
|
|
|
|
(INFOKEY ((REGEXP . ATTRIBUTION)
|
|
|
|
|
|
(REGEXP . ATTRIBUTION)
|
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|
|
|
|
(...)))
|
|
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|
|
|
|
|
|
|
|
|
Where INFOKEY is a key for `sc-mail-field', REGEXP is a regular
|
|
|
|
|
|
expression to match against the INFOKEY's value. ATTRIBUTION can be a
|
|
|
|
|
|
string or a list. If its a string, then it is the attribution that is
|
|
|
|
|
|
selected by `sc-select-attribution'. If it is a list, it is `eval'd
|
|
|
|
|
|
and the return value must be a string, which is used as the selected
|
|
|
|
|
|
attribution. Note that the variable `sc-preferred-attribution-list'
|
|
|
|
|
|
must contain an element of the string \"sc-consult\" for this variable
|
|
|
|
|
|
to be consulted during attribution selection.")
|
|
|
|
|
|
|
|
|
|
|
|
(defvar sc-attribs-preselect-hook nil
|
|
|
|
|
|
"*Hook to run before selecting an attribution.")
|
|
|
|
|
|
(defvar sc-attribs-postselect-hook nil
|
|
|
|
|
|
"*Hook to run after selecting an attribution, but before confirmation.")
|
|
|
|
|
|
|
|
|
|
|
|
(defvar sc-pre-cite-hook nil
|
|
|
|
|
|
"*Hook to run before citing a region of text.")
|
|
|
|
|
|
(defvar sc-pre-uncite-hook nil
|
|
|
|
|
|
"*Hook to run before unciting a region of text.")
|
|
|
|
|
|
(defvar sc-pre-recite-hook nil
|
|
|
|
|
|
"*Hook to run before reciting a region of text.")
|
|
|
|
|
|
|
|
|
|
|
|
(defvar sc-preferred-header-style 4
|
|
|
|
|
|
"*Index into `sc-rewrite-header-list' specifying preferred header style.
|
|
|
|
|
|
Index zero accesses the first function in the list.")
|
|
|
|
|
|
|
|
|
|
|
|
(defvar sc-reference-tag-string ">>>>> "
|
|
|
|
|
|
"*String used at the beginning of built-in reference headers.")
|
|
|
|
|
|
|
|
|
|
|
|
(defvar sc-rewrite-header-list
|
|
|
|
|
|
'((sc-no-header)
|
|
|
|
|
|
(sc-header-on-said)
|
|
|
|
|
|
(sc-header-inarticle-writes)
|
|
|
|
|
|
(sc-header-regarding-adds)
|
|
|
|
|
|
(sc-header-attributed-writes)
|
|
|
|
|
|
(sc-header-author-writes)
|
|
|
|
|
|
(sc-header-verbose)
|
|
|
|
|
|
(sc-no-blank-line-or-header)
|
|
|
|
|
|
)
|
|
|
|
|
|
"*List of reference header rewrite functions.
|
|
|
|
|
|
The variable `sc-preferred-header-style' controls which function in
|
|
|
|
|
|
this list is chosen for automatic reference header insertions.
|
|
|
|
|
|
Electric reference mode will cycle through this list of functions.")
|
|
|
|
|
|
|
|
|
|
|
|
(defvar sc-titlecue-regexp "\\s +-+\\s +"
|
|
|
|
|
|
"*Regular expression describing the separator between names and titles.
|
|
|
|
|
|
Set to nil to treat entire field as a name.")
|
|
|
|
|
|
|
|
|
|
|
|
(defvar sc-use-only-preference-p nil
|
|
|
|
|
|
"*Controls what happens when the preferred attribution cannot be found.
|
|
|
|
|
|
If non-nil, then `sc-default-attribution' will be used. If nil, then
|
|
|
|
|
|
some secondary scheme will be employed to find a suitable attribution
|
|
|
|
|
|
string.")
|
|
|
|
|
|
|
|
|
|
|
|
;; ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
|
|
|
|
|
;; end user configuration variables
|
|
|
|
|
|
|
|
|
|
|
|
(defconst sc-version "3.1"
|
|
|
|
|
|
"Supercite version number.")
|
|
|
|
|
|
(defconst sc-help-address "supercite-help@anthem.nlm.nih.gov"
|
|
|
|
|
|
"Address accepting submissions of bug reports.")
|
|
|
|
|
|
|
|
|
|
|
|
(defvar sc-mail-info nil
|
|
|
|
|
|
"Alist of mail header information gleaned from reply buffer.")
|
|
|
|
|
|
(defvar sc-attributions nil
|
|
|
|
|
|
"Alist of attributions for use when citing.")
|
|
|
|
|
|
|
|
|
|
|
|
(defconst sc-emacs-features
|
|
|
|
|
|
(let ((version 'v18)
|
|
|
|
|
|
(flavor 'GNU))
|
|
|
|
|
|
(if (string= (substring emacs-version 0 2) "19")
|
|
|
|
|
|
(setq version 'v19))
|
|
|
|
|
|
(if (string-match "Lucid" emacs-version)
|
|
|
|
|
|
(setq flavor 'Lucid))
|
|
|
|
|
|
;; cobble up list
|
|
|
|
|
|
(list version flavor))
|
|
|
|
|
|
"A list describing what version of Emacs we're running on.
|
|
|
|
|
|
Known flavors are:
|
|
|
|
|
|
|
|
|
|
|
|
All GNU18's: (v18 GNU)
|
|
|
|
|
|
FSF19.x : (v19 GNU)
|
|
|
|
|
|
Lucid19.x : (v19 Lucid)")
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
(defvar sc-tmp-nested-regexp nil
|
|
|
|
|
|
"Temporary regepx describing nested citations.")
|
|
|
|
|
|
(defvar sc-tmp-nonnested-regexp nil
|
|
|
|
|
|
"Temporary regexp describing non-nested citations.")
|
|
|
|
|
|
(defvar sc-tmp-dumb-regexp nil
|
|
|
|
|
|
"Temp regexp describing non-nested citation cited with a nesting citer.")
|
|
|
|
|
|
|
|
|
|
|
|
(defvar sc-minor-mode nil
|
|
|
|
|
|
"Supercite minor mode on flag.")
|
|
|
|
|
|
(defvar sc-mode-string " SC"
|
|
|
|
|
|
"Supercite minor mode string.")
|
|
|
|
|
|
|
|
|
|
|
|
(make-variable-buffer-local 'sc-mail-info)
|
|
|
|
|
|
(make-variable-buffer-local 'sc-attributions)
|
|
|
|
|
|
(make-variable-buffer-local 'sc-minor-mode)
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
;; ======================================================================
|
|
|
|
|
|
;; supercite keymaps
|
|
|
|
|
|
|
|
|
|
|
|
(defvar sc-mode-map-prefix "\C-c\C-p"
|
|
|
|
|
|
"*Key binding to install Supercite keymap.
|
|
|
|
|
|
If this is nil, Supercite keymap is not installed.")
|
|
|
|
|
|
|
|
|
|
|
|
(defvar sc-T-keymap ()
|
|
|
|
|
|
"Keymap for sub-keymap of setting and toggling functions.")
|
|
|
|
|
|
(if sc-T-keymap
|
|
|
|
|
|
()
|
|
|
|
|
|
(setq sc-T-keymap (make-sparse-keymap))
|
|
|
|
|
|
(define-key sc-T-keymap "a" 'sc-S-preferred-attribution-list)
|
|
|
|
|
|
(define-key sc-T-keymap "b" 'sc-T-mail-nuke-blank-lines)
|
|
|
|
|
|
(define-key sc-T-keymap "c" 'sc-T-confirm-always)
|
|
|
|
|
|
(define-key sc-T-keymap "d" 'sc-T-downcase)
|
|
|
|
|
|
(define-key sc-T-keymap "e" 'sc-T-electric-references)
|
|
|
|
|
|
(define-key sc-T-keymap "f" 'sc-T-auto-fill-region)
|
|
|
|
|
|
(define-key sc-T-keymap "h" 'sc-T-describe)
|
|
|
|
|
|
(define-key sc-T-keymap "l" 'sc-S-cite-region-limit)
|
|
|
|
|
|
(define-key sc-T-keymap "n" 'sc-S-mail-nuke-mail-headers)
|
|
|
|
|
|
(define-key sc-T-keymap "N" 'sc-S-mail-header-nuke-list)
|
|
|
|
|
|
(define-key sc-T-keymap "o" 'sc-T-electric-circular)
|
|
|
|
|
|
(define-key sc-T-keymap "p" 'sc-S-preferred-header-style)
|
|
|
|
|
|
(define-key sc-T-keymap "s" 'sc-T-nested-citation)
|
|
|
|
|
|
(define-key sc-T-keymap "u" 'sc-T-use-only-preferences)
|
|
|
|
|
|
(define-key sc-T-keymap "w" 'sc-T-fixup-whitespace)
|
|
|
|
|
|
(define-key sc-T-keymap "?" 'sc-T-describe)
|
|
|
|
|
|
)
|
|
|
|
|
|
|
|
|
|
|
|
(defvar sc-mode-map ()
|
|
|
|
|
|
"Keymap for Supercite quasi-mode.")
|
|
|
|
|
|
(if sc-mode-map
|
|
|
|
|
|
()
|
|
|
|
|
|
(setq sc-mode-map (make-sparse-keymap))
|
|
|
|
|
|
(define-key sc-mode-map "c" 'sc-cite-region)
|
|
|
|
|
|
(define-key sc-mode-map "f" 'sc-mail-field-query)
|
|
|
|
|
|
(define-key sc-mode-map "g" 'sc-mail-process-headers)
|
|
|
|
|
|
(define-key sc-mode-map "h" 'sc-describe)
|
|
|
|
|
|
(define-key sc-mode-map "i" 'sc-insert-citation)
|
|
|
|
|
|
(define-key sc-mode-map "o" 'sc-open-line)
|
|
|
|
|
|
(define-key sc-mode-map "r" 'sc-recite-region)
|
|
|
|
|
|
(define-key sc-mode-map "\C-p" 'sc-raw-mode-toggle)
|
|
|
|
|
|
(define-key sc-mode-map "u" 'sc-uncite-region)
|
|
|
|
|
|
(define-key sc-mode-map "v" 'sc-version)
|
|
|
|
|
|
(define-key sc-mode-map "w" 'sc-insert-reference)
|
|
|
|
|
|
(define-key sc-mode-map "\C-t" sc-T-keymap)
|
|
|
|
|
|
(define-key sc-mode-map "\C-b" 'sc-submit-bug-report)
|
|
|
|
|
|
(define-key sc-mode-map "?" 'sc-describe)
|
|
|
|
|
|
)
|
|
|
|
|
|
|
|
|
|
|
|
(defvar sc-electric-mode-map ()
|
|
|
|
|
|
"Keymap for `sc-electric-mode' electric references mode.")
|
|
|
|
|
|
(if sc-electric-mode-map
|
|
|
|
|
|
nil
|
|
|
|
|
|
(setq sc-electric-mode-map (make-sparse-keymap))
|
|
|
|
|
|
(define-key sc-electric-mode-map "p" 'sc-eref-prev)
|
|
|
|
|
|
(define-key sc-electric-mode-map "n" 'sc-eref-next)
|
|
|
|
|
|
(define-key sc-electric-mode-map "s" 'sc-eref-setn)
|
|
|
|
|
|
(define-key sc-electric-mode-map "j" 'sc-eref-jump)
|
|
|
|
|
|
(define-key sc-electric-mode-map "x" 'sc-eref-abort)
|
|
|
|
|
|
(define-key sc-electric-mode-map "q" 'sc-eref-abort)
|
|
|
|
|
|
(define-key sc-electric-mode-map "\r" 'sc-eref-exit)
|
|
|
|
|
|
(define-key sc-electric-mode-map "\n" 'sc-eref-exit)
|
|
|
|
|
|
(define-key sc-electric-mode-map "g" 'sc-eref-goto)
|
|
|
|
|
|
(define-key sc-electric-mode-map "?" 'describe-mode)
|
|
|
|
|
|
(define-key sc-electric-mode-map "\C-h" 'describe-mode)
|
|
|
|
|
|
)
|
|
|
|
|
|
|
|
|
|
|
|
(defvar sc-minibuffer-local-completion-map nil
|
|
|
|
|
|
"Keymap for minibuffer confirmation of attribution strings.")
|
|
|
|
|
|
(if sc-minibuffer-local-completion-map
|
|
|
|
|
|
()
|
|
|
|
|
|
(setq sc-minibuffer-local-completion-map
|
|
|
|
|
|
(copy-keymap minibuffer-local-completion-map))
|
|
|
|
|
|
(define-key sc-minibuffer-local-completion-map "\C-t" 'sc-toggle-fn)
|
|
|
|
|
|
(define-key sc-minibuffer-local-completion-map " " 'self-insert-command))
|
|
|
|
|
|
|
|
|
|
|
|
(defvar sc-minibuffer-local-map nil
|
|
|
|
|
|
"Keymap for minibuffer confirmation of attribution strings.")
|
|
|
|
|
|
(if sc-minibuffer-local-map
|
|
|
|
|
|
()
|
|
|
|
|
|
(setq sc-minibuffer-local-map (copy-keymap minibuffer-local-map))
|
|
|
|
|
|
(define-key sc-minibuffer-local-map "\C-t" 'sc-toggle-fn))
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
;; ======================================================================
|
|
|
|
|
|
;; utility functions
|
|
|
|
|
|
|
|
|
|
|
|
(defun sc-completing-read (prompt table &optional predicate require-match
|
|
|
|
|
|
initial-contents history)
|
|
|
|
|
|
"Compatibility between Emacs 18 and 19 `completing-read'.
|
|
|
|
|
|
In version 18, the HISTORY argument is ignored."
|
|
|
|
|
|
(if (memq 'v19 sc-emacs-features)
|
|
|
|
|
|
(funcall 'completing-read prompt table predicate require-match
|
|
|
|
|
|
initial-contents history)
|
|
|
|
|
|
(funcall 'completing-read prompt table predicate require-match
|
|
|
|
|
|
(or (car-safe initial-contents)
|
|
|
|
|
|
initial-contents))))
|
|
|
|
|
|
|
|
|
|
|
|
(defun sc-read-string (prompt &optional initial-contents history)
|
|
|
|
|
|
"Compatibility between Emacs 18 and 19 `read-string'.
|
|
|
|
|
|
In version 18, the HISTORY argument is ignored."
|
|
|
|
|
|
(if (memq 'v19 sc-emacs-features)
|
1993-12-23 03:42:20 +00:00
|
|
|
|
;; maybe future versions will take a `history' argument:
|
|
|
|
|
|
(read-string prompt initial-contents)
|
|
|
|
|
|
(read-string prompt initial-contents)))
|
1993-10-13 06:08:00 +00:00
|
|
|
|
|
|
|
|
|
|
(defun sc-submatch (matchnum &optional string)
|
|
|
|
|
|
"Returns `match-beginning' and `match-end' sub-expression for MATCHNUM.
|
|
|
|
|
|
If optional STRING is provided, take sub-expression using `substring'
|
|
|
|
|
|
of argument, otherwise use `buffer-substring' on current buffer. Note
|
|
|
|
|
|
that `match-data' must have already been generated and no error
|
|
|
|
|
|
checking is performed by this function."
|
|
|
|
|
|
(if string
|
|
|
|
|
|
(substring string (match-beginning matchnum) (match-end matchnum))
|
|
|
|
|
|
(buffer-substring (match-beginning matchnum) (match-end matchnum))))
|
|
|
|
|
|
|
|
|
|
|
|
(defun sc-member (elt list)
|
|
|
|
|
|
"Like `memq', but uses `equal' instead of `eq'.
|
|
|
|
|
|
Emacs19 has a builtin function `member' which does exactly this."
|
|
|
|
|
|
(catch 'elt-is-member
|
|
|
|
|
|
(while list
|
|
|
|
|
|
(if (equal elt (car list))
|
|
|
|
|
|
(throw 'elt-is-member list))
|
|
|
|
|
|
(setq list (cdr list)))))
|
|
|
|
|
|
(and (memq 'v19 sc-emacs-features)
|
|
|
|
|
|
(fset 'sc-member 'member))
|
|
|
|
|
|
|
|
|
|
|
|
(defun sc-ask (alist)
|
|
|
|
|
|
"Ask a question in the minibuffer requiring a single character answer.
|
|
|
|
|
|
This function is kind of an extension of `y-or-n-p' where a single
|
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|
|
|
|
letter is used to answer a question. Question is formed from ALIST
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|
|
|
which has members of the form: (WORD . LETTER). WORD is the long
|
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|
|
word form, while LETTER is the letter for selecting that answer. The
|
|
|
|
|
|
selected letter is returned, or nil if the question was not answered.
|
|
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|
|
Note that WORD is a string and LETTER is a character. All LETTERs in
|
|
|
|
|
|
the list should be unique."
|
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|
|
(let* ((prompt (concat
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|
|
(mapconcat (function (lambda (elt) (car elt))) alist ", ")
|
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|
|
"? ("
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|
|
(mapconcat
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|
|
(function
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|
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|
|
|
(lambda (elt) (char-to-string (cdr elt)))) alist "/")
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|
|
") "))
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|
|
(p prompt)
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|
|
(event
|
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|
|
|
|
(if (memq 'Lucid sc-emacs-features)
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|
|
|
|
(allocate-event)
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|
|
|
|
nil)))
|
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|
|
(while (stringp p)
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|
|
(if (let ((cursor-in-echo-area t)
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|
|
(inhibit-quit t))
|
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|
|
(message "%s" p)
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|
|
;; lets be good neighbors and be compatible with all emacsen
|
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|
|
|
(cond
|
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|
|
((memq 'v18 sc-emacs-features)
|
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|
|
|
(setq event (read-char)))
|
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|
|
((memq 'Lucid sc-emacs-features)
|
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|
|
(next-command-event event))
|
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|
|
(t ; must be FSF19
|
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|
|
(setq event (read-event))))
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|
|
(prog1 quit-flag (setq quit-flag nil)))
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|
|
(progn
|
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|
|
(message "%s%s" p (single-key-description event))
|
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|
|
|
(and (memq 'Lucid sc-emacs-features)
|
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|
|
|
|
(deallocate-event event))
|
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|
|
(setq quit-flag nil)
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|
|
(signal 'quit '())))
|
|
|
|
|
|
(let ((char
|
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|
|
|
(if (memq 'Lucid sc-emacs-features)
|
|
|
|
|
|
(let* ((key (and (key-press-event-p event) (event-key event)))
|
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|
|
(char (and key (event-to-character event))))
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|
char)
|
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|
event))
|
|
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|
elt)
|
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|
|
(if char (setq char (downcase char)))
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|
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|
|
(cond
|
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|
|
((setq elt (rassq char alist))
|
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|
|
|
|
(message "%s%s" p (car elt))
|
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|
|
|
|
(setq p (cdr elt)))
|
|
|
|
|
|
((and (memq 'Lucid sc-emacs-features)
|
|
|
|
|
|
(button-release-event-p event)) ; ignore them
|
|
|
|
|
|
nil)
|
|
|
|
|
|
(t
|
|
|
|
|
|
(message "%s%s" p (single-key-description event))
|
|
|
|
|
|
(if (memq 'Lucid sc-emacs-features)
|
|
|
|
|
|
(ding nil 'y-or-n-p)
|
|
|
|
|
|
(ding))
|
|
|
|
|
|
(discard-input)
|
|
|
|
|
|
(if (eq p prompt)
|
|
|
|
|
|
(setq p (concat "Try again. " prompt)))))))
|
|
|
|
|
|
(and (memq 'Lucid sc-emacs-features)
|
|
|
|
|
|
(deallocate-event event))
|
|
|
|
|
|
p))
|
|
|
|
|
|
|
|
|
|
|
|
(defun sc-scan-info-alist (alist)
|
|
|
|
|
|
"Find a match in the info alist that matches a regexp in ALIST."
|
|
|
|
|
|
(let ((sc-mumble "")
|
|
|
|
|
|
rtnvalue)
|
|
|
|
|
|
(while alist
|
|
|
|
|
|
(let* ((elem (car alist))
|
|
|
|
|
|
(infokey (car elem))
|
|
|
|
|
|
(infoval (sc-mail-field infokey))
|
|
|
|
|
|
(mlist (car (cdr elem))))
|
|
|
|
|
|
(while mlist
|
|
|
|
|
|
(let* ((ml-elem (car mlist))
|
|
|
|
|
|
(regexp (car ml-elem))
|
|
|
|
|
|
(thing (cdr ml-elem)))
|
|
|
|
|
|
(if (string-match regexp infoval)
|
|
|
|
|
|
;; we found a match, time to return
|
|
|
|
|
|
(setq rtnvalue thing
|
|
|
|
|
|
mlist nil
|
|
|
|
|
|
alist nil)
|
|
|
|
|
|
;; else we didn't find a match
|
|
|
|
|
|
(setq mlist (cdr mlist))
|
|
|
|
|
|
))) ;end of mlist loop
|
|
|
|
|
|
(setq alist (cdr alist))
|
|
|
|
|
|
)) ;end of alist loop
|
|
|
|
|
|
rtnvalue))
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
;; ======================================================================
|
|
|
|
|
|
;; extract mail field information from headers in reply buffer
|
|
|
|
|
|
|
|
|
|
|
|
;; holder variables for bc happiness
|
|
|
|
|
|
(defvar sc-mail-headers-start nil
|
|
|
|
|
|
"Start of header fields.")
|
|
|
|
|
|
(defvar sc-mail-headers-end nil
|
|
|
|
|
|
"End of header fields.")
|
|
|
|
|
|
(defvar sc-mail-field-history nil
|
|
|
|
|
|
"For minibuffer completion on mail field queries.")
|
|
|
|
|
|
(defvar sc-mail-field-modification-history nil
|
|
|
|
|
|
"For minibuffer completion on mail field modifications.")
|
|
|
|
|
|
(defvar sc-mail-glom-frame
|
|
|
|
|
|
'((begin (setq sc-mail-headers-start (point)))
|
|
|
|
|
|
("^x-attribution:[ \t]+.*$" (sc-mail-fetch-field t) nil t)
|
|
|
|
|
|
("^\\S +:.*$" (sc-mail-fetch-field) nil t)
|
|
|
|
|
|
("^$" (list 'abort '(step . 0)))
|
|
|
|
|
|
("^[ \t]+" (sc-mail-append-field))
|
|
|
|
|
|
(sc-mail-warn-if-non-rfc822-p (sc-mail-error-in-mail-field))
|
|
|
|
|
|
(end (setq sc-mail-headers-end (point))))
|
|
|
|
|
|
"Regi frame for glomming mail header information.")
|
|
|
|
|
|
|
|
|
|
|
|
;; regi functions
|
|
|
|
|
|
(defun sc-mail-fetch-field (&optional attribs-p)
|
|
|
|
|
|
"Insert a key and value into `sc-mail-info' alist.
|
|
|
|
|
|
If optional ATTRIBS-P is non-nil, the key/value pair is placed in
|
|
|
|
|
|
`sc-attributions' too."
|
|
|
|
|
|
(if (string-match "^\\(\\S *\\)\\s *:\\s +\\(.*\\)$" curline)
|
|
|
|
|
|
(let* ((key (downcase (sc-submatch 1 curline)))
|
|
|
|
|
|
(val (sc-submatch 2 curline))
|
|
|
|
|
|
(keyval (cons key val)))
|
|
|
|
|
|
(setq sc-mail-info (cons keyval sc-mail-info))
|
|
|
|
|
|
(if attribs-p
|
|
|
|
|
|
(setq sc-attributions (cons keyval sc-attributions)))
|
|
|
|
|
|
))
|
|
|
|
|
|
nil)
|
|
|
|
|
|
|
|
|
|
|
|
(defun sc-mail-append-field ()
|
|
|
|
|
|
"Append a continuation line onto the last fetched mail field's info."
|
|
|
|
|
|
(let ((keyval (car sc-mail-info)))
|
|
|
|
|
|
(if (and keyval (string-match "^\\s *\\(.*\\)$" curline))
|
|
|
|
|
|
(setcdr keyval (concat (cdr keyval) " " (sc-submatch 1 curline)))))
|
|
|
|
|
|
nil)
|
|
|
|
|
|
|
|
|
|
|
|
(defun sc-mail-error-in-mail-field ()
|
|
|
|
|
|
"Issue warning that mail headers don't conform to RFC 822."
|
|
|
|
|
|
(let* ((len (min (length curline) 10))
|
|
|
|
|
|
(ellipsis (if (< len (length curline)) "..." ""))
|
|
|
|
|
|
(msg "Mail header \"%s%s\" doesn't conform to RFC 822. skipping..."))
|
|
|
|
|
|
(message msg (substring curline 0 len) ellipsis))
|
|
|
|
|
|
(beep)
|
|
|
|
|
|
(sit-for 2)
|
|
|
|
|
|
nil)
|
|
|
|
|
|
|
|
|
|
|
|
;; mail header nuking
|
|
|
|
|
|
(defvar sc-mail-last-header-nuked-p nil
|
|
|
|
|
|
"True if the last header was nuked.")
|
|
|
|
|
|
|
|
|
|
|
|
(defun sc-mail-nuke-line ()
|
|
|
|
|
|
"Nuke the current mail header line."
|
|
|
|
|
|
(delete-region (regi-pos 'bol) (regi-pos 'bonl))
|
|
|
|
|
|
'((step . -1)))
|
|
|
|
|
|
|
|
|
|
|
|
(defun sc-mail-nuke-header-line ()
|
|
|
|
|
|
"Delete current-line and set up for possible continuation."
|
|
|
|
|
|
(setq sc-mail-last-header-nuked-p t)
|
|
|
|
|
|
(sc-mail-nuke-line))
|
|
|
|
|
|
|
|
|
|
|
|
(defun sc-mail-nuke-continuation-line ()
|
|
|
|
|
|
"Delete a continuation line if the last header line was deleted."
|
|
|
|
|
|
(if sc-mail-last-header-nuked-p
|
|
|
|
|
|
(sc-mail-nuke-line)))
|
|
|
|
|
|
|
|
|
|
|
|
(defun sc-mail-cleanup-blank-lines ()
|
|
|
|
|
|
"Leave some blank lines after original mail headers are nuked.
|
|
|
|
|
|
The number of lines left is specified by `sc-blank-lines-after-headers'."
|
|
|
|
|
|
(if sc-blank-lines-after-headers
|
|
|
|
|
|
(save-restriction
|
|
|
|
|
|
(widen)
|
|
|
|
|
|
(skip-chars-backward " \t\n")
|
|
|
|
|
|
(forward-line 1)
|
|
|
|
|
|
(delete-blank-lines)
|
|
|
|
|
|
(beginning-of-line)
|
|
|
|
|
|
(if (looking-at "[ \t]*$")
|
|
|
|
|
|
(delete-region (regi-pos 'bol) (regi-pos 'bonl)))
|
|
|
|
|
|
(insert-char ?\n sc-blank-lines-after-headers)))
|
|
|
|
|
|
nil)
|
|
|
|
|
|
|
|
|
|
|
|
(defun sc-mail-build-nuke-frame ()
|
|
|
|
|
|
"Build the regiframe for nuking mail headers."
|
|
|
|
|
|
(let (every-func entry-func nonentry-func)
|
|
|
|
|
|
(cond
|
|
|
|
|
|
((eq sc-nuke-mail-headers 'all)
|
|
|
|
|
|
(setq every-func '(progn (forward-line -1) (sc-mail-nuke-line))))
|
|
|
|
|
|
((eq sc-nuke-mail-headers 'specified)
|
|
|
|
|
|
(setq entry-func '(sc-mail-nuke-header-line)
|
|
|
|
|
|
nonentry-func '(setq sc-mail-last-header-nuked-p nil)))
|
|
|
|
|
|
((eq sc-nuke-mail-headers 'keep)
|
|
|
|
|
|
(setq entry-func '(setq sc-mail-last-header-nuked-p nil)
|
|
|
|
|
|
nonentry-func '(sc-mail-nuke-header-line)))
|
|
|
|
|
|
;; we never get far enough to interpret a frame if s-n-m-h == 'none
|
|
|
|
|
|
((eq sc-nuke-mail-headers 'none))
|
|
|
|
|
|
(t (error "Illegal value for sc-nuke-mail-headers: %s"
|
|
|
|
|
|
sc-nuke-mail-headers))
|
|
|
|
|
|
) ; end-cond
|
|
|
|
|
|
(append
|
|
|
|
|
|
(and entry-func
|
|
|
|
|
|
(regi-mapcar sc-nuke-mail-header-list entry-func nil t))
|
|
|
|
|
|
(and nonentry-func (list (list "^\\S +:.*$" nonentry-func)))
|
|
|
|
|
|
(and (not every-func)
|
|
|
|
|
|
'(("^[ \t]+" (sc-mail-nuke-continuation-line))))
|
|
|
|
|
|
'((begin (setq sc-mail-last-header-zapped-p nil)))
|
|
|
|
|
|
'((end (sc-mail-cleanup-blank-lines)))
|
|
|
|
|
|
(and every-func (list (list 'every every-func)))
|
|
|
|
|
|
)))
|
|
|
|
|
|
|
|
|
|
|
|
;; mail processing and zapping. this is the top level entry defun to
|
|
|
|
|
|
;; all header processing.
|
|
|
|
|
|
(defun sc-mail-process-headers (start end)
|
|
|
|
|
|
"Process original mail message's mail headers.
|
|
|
|
|
|
After processing, mail headers may be nuked. Header information is
|
|
|
|
|
|
stored in `sc-mail-info', and any old information is lost unless an
|
|
|
|
|
|
error occurs."
|
|
|
|
|
|
(interactive "r")
|
|
|
|
|
|
(let ((info (copy-alist sc-mail-info))
|
|
|
|
|
|
(attribs (copy-alist sc-attributions)))
|
|
|
|
|
|
(setq sc-mail-info nil
|
|
|
|
|
|
sc-attributions nil)
|
|
|
|
|
|
(regi-interpret sc-mail-glom-frame start end)
|
|
|
|
|
|
(if (null sc-mail-info)
|
|
|
|
|
|
(progn
|
|
|
|
|
|
(message "No mail headers found! Restoring old information.")
|
|
|
|
|
|
(setq sc-mail-info info
|
|
|
|
|
|
sc-attributions attribs))
|
|
|
|
|
|
(regi-interpret (sc-mail-build-nuke-frame)
|
|
|
|
|
|
sc-mail-headers-start sc-mail-headers-end)
|
|
|
|
|
|
)))
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
;; let the user change mail field information
|
|
|
|
|
|
(defun sc-mail-field (field)
|
|
|
|
|
|
"Return the mail header field value associated with FIELD.
|
|
|
|
|
|
If there was no mail header with FIELD as its key, return the value of
|
|
|
|
|
|
`sc-mumble'. FIELD is case insensitive."
|
|
|
|
|
|
(or (cdr (assoc (downcase field) sc-mail-info)) sc-mumble))
|
|
|
|
|
|
|
|
|
|
|
|
(defun sc-mail-field-query (arg)
|
|
|
|
|
|
"View the value of a mail field.
|
|
|
|
|
|
With `\\[universal-argument]', prompts for action on mail field.
|
|
|
|
|
|
Action can be one of: View, Modify, Add, or Delete."
|
|
|
|
|
|
(interactive "P")
|
|
|
|
|
|
(let* ((alist '(("view" . ?v) ("modify" . ?m) ("add" . ?a) ("delete" . ?d)))
|
|
|
|
|
|
(action (if (not arg) ?v (sc-ask alist)))
|
|
|
|
|
|
key)
|
|
|
|
|
|
(if (not action)
|
|
|
|
|
|
()
|
|
|
|
|
|
(setq key (sc-completing-read
|
|
|
|
|
|
(concat (car (rassq action alist))
|
|
|
|
|
|
" information key: ")
|
|
|
|
|
|
sc-mail-info nil
|
|
|
|
|
|
(if (eq action ?a) nil 'noexit)
|
|
|
|
|
|
nil 'sc-mail-field-history))
|
|
|
|
|
|
(cond
|
|
|
|
|
|
((eq action ?v)
|
|
|
|
|
|
(message "%s: %s" key (cdr (assoc key sc-mail-info))))
|
|
|
|
|
|
((eq action ?d)
|
|
|
|
|
|
(setq sc-mail-info (delq (assoc key sc-mail-info) sc-mail-info)))
|
|
|
|
|
|
((eq action ?m)
|
|
|
|
|
|
(let ((keyval (assoc key sc-mail-info)))
|
|
|
|
|
|
;; first put initial value onto list if not already there
|
|
|
|
|
|
(if (not (sc-member (cdr keyval)
|
|
|
|
|
|
sc-mail-field-modification-history))
|
|
|
|
|
|
(setq sc-mail-field-modification-history
|
|
|
|
|
|
(cons (cdr keyval) sc-mail-field-modification-history)))
|
|
|
|
|
|
(setcdr keyval (sc-read-string
|
|
|
|
|
|
(concat key ": ") (cdr keyval)
|
|
|
|
|
|
'sc-mail-field-modification-history))))
|
|
|
|
|
|
((eq action ?a)
|
|
|
|
|
|
(setq sc-mail-info
|
|
|
|
|
|
(cons (cons key
|
|
|
|
|
|
(sc-read-string (concat key ": "))) sc-mail-info)))
|
|
|
|
|
|
))))
|
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|
|
|
|
;; ======================================================================
|
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|
|
|
;; attributions
|
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(defvar sc-attribution-confirmation-history nil
|
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|
|
|
|
"History for confirmation of attribution strings.")
|
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|
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|
|
(defvar sc-citation-confirmation-history nil
|
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|
|
|
|
"History for confirmation of attribution prefixes.")
|
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|
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|
|
|
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|
|
(defun sc-attribs-%@-addresses (from &optional delim)
|
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|
"Extract the author's email terminus from email address FROM.
|
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|
|
|
Match addresses of the style ``name%[stuff].'' when called with DELIM
|
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|
|
|
of \"%\" and addresses of the style ``[stuff]name@[stuff]'' when
|
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|
|
|
|
called with DELIM \"@\". If DELIM is nil or not provided, matches
|
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|
|
|
|
addresses of the style ``name''."
|
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|
|
(and (string-match (concat "[-a-zA-Z0-9_.]+" delim) from 0)
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|
(substring from
|
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|
|
|
|
(match-beginning 0)
|
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|
|
|
|
(- (match-end 0) (if (null delim) 0 1)))))
|
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|
(defun sc-attribs-!-addresses (from)
|
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|
|
"Extract the author's email terminus from email address FROM.
|
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|
|
Match addresses of the style ``[stuff]![stuff]...!name[stuff].''"
|
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|
|
(let ((eos (length from))
|
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|
|
|
|
(mstart (string-match "![-a-zA-Z0-9_.]+\\([^-!a-zA-Z0-9_.]\\|$\\)"
|
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|
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|
|
from 0))
|
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|
|
(mend (match-end 0)))
|
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|
|
|
|
(and mstart
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|
|
(substring from (1+ mstart) (- mend (if (= mend eos) 0 1)))
|
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|
|
|
|
)))
|
|
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|
|
(defun sc-attribs-<>-addresses (from)
|
|
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|
|
"Extract the author's email terminus from email address FROM.
|
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|
|
|
|
Match addresses of the style ``<name[stuff]>.''"
|
|
|
|
|
|
(and (string-match "<\\(.*\\)>" from)
|
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|
|
|
|
(sc-submatch 1 from)))
|
|
|
|
|
|
|
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|
|
(defun sc-get-address (from author)
|
|
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|
|
"Get the full email address path from FROM.
|
|
|
|
|
|
AUTHOR is the author's name (which is removed from the address)."
|
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|
|
|
(let ((eos (length from)))
|
|
|
|
|
|
(if (string-match (concat "\\(^\\|^\"\\)" author
|
|
|
|
|
|
"\\(\\s +\\|\"\\s +\\)") from 0)
|
|
|
|
|
|
(let ((address (substring from (match-end 0) eos)))
|
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|
|
|
|
(if (and (= (aref address 0) ?<)
|
|
|
|
|
|
(= (aref address (1- (length address))) ?>))
|
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|
|
|
|
(substring address 1 (1- (length address)))
|
|
|
|
|
|
address))
|
|
|
|
|
|
(if (string-match "[-a-zA-Z0-9!@%._]+" from 0)
|
|
|
|
|
|
(sc-submatch 0 from)
|
|
|
|
|
|
"")
|
|
|
|
|
|
)))
|
|
|
|
|
|
|
|
|
|
|
|
(defun sc-attribs-emailname (from)
|
|
|
|
|
|
"Get the email terminus name from FROM."
|
|
|
|
|
|
(or
|
|
|
|
|
|
(sc-attribs-%@-addresses from "%")
|
|
|
|
|
|
(sc-attribs-%@-addresses from "@")
|
|
|
|
|
|
(sc-attribs-!-addresses from)
|
|
|
|
|
|
(sc-attribs-<>-addresses from)
|
|
|
|
|
|
(sc-attribs-%@-addresses from)
|
|
|
|
|
|
(substring from 0 10)))
|
|
|
|
|
|
|
|
|
|
|
|
(defun sc-name-substring (string start end extend)
|
|
|
|
|
|
"Extract the specified substring of STRING from START to END.
|
|
|
|
|
|
EXTEND is the number of characters on each side to extend the
|
|
|
|
|
|
substring."
|
|
|
|
|
|
(and start
|
|
|
|
|
|
(let ((sos (+ start extend))
|
|
|
|
|
|
(eos (- end extend)))
|
|
|
|
|
|
(substring string sos
|
|
|
|
|
|
(or (string-match sc-titlecue-regexp string sos) eos)
|
|
|
|
|
|
))))
|
|
|
|
|
|
|
|
|
|
|
|
(defun sc-attribs-extract-namestring (from)
|
|
|
|
|
|
"Extract the name string from FROM.
|
|
|
|
|
|
This should be the author's full name minus an optional title."
|
|
|
|
|
|
(let ((namestring
|
|
|
|
|
|
(or
|
|
|
|
|
|
(sc-name-substring
|
|
|
|
|
|
from (string-match "(.*)" from 0) (match-end 0) 1)
|
|
|
|
|
|
(sc-name-substring
|
|
|
|
|
|
from (string-match "\".*\"" from 0) (match-end 0) 1)
|
|
|
|
|
|
(sc-name-substring
|
|
|
|
|
|
from (string-match "\\([-.a-zA-Z0-9_]+\\s +\\)+<" from 0)
|
|
|
|
|
|
(match-end 1) 0)
|
|
|
|
|
|
(sc-attribs-emailname from))))
|
|
|
|
|
|
;; strip off any leading or trailing whitespace
|
|
|
|
|
|
(if namestring
|
|
|
|
|
|
(let ((bos 0)
|
|
|
|
|
|
(eos (1- (length namestring))))
|
|
|
|
|
|
(while (and (<= bos eos)
|
|
|
|
|
|
(memq (aref namestring bos) '(32 ?\t)))
|
|
|
|
|
|
(setq bos (1+ bos)))
|
|
|
|
|
|
(while (and (> eos bos)
|
|
|
|
|
|
(memq (aref namestring eos) '(32 ?\t)))
|
|
|
|
|
|
(setq eos (1- eos)))
|
|
|
|
|
|
(substring namestring bos (1+ eos))))))
|
|
|
|
|
|
|
|
|
|
|
|
(defun sc-attribs-chop-namestring (namestring)
|
|
|
|
|
|
"Convert NAMESTRING to a list of names.
|
|
|
|
|
|
example: (sc-namestring-to-list \"John Xavier Doe\")
|
|
|
|
|
|
=> (\"John\" \"Xavier\" \"Doe\")"
|
|
|
|
|
|
(if (string-match "\\([ \t]*\\)\\([^ \t._]+\\)\\([ \t]*\\)" namestring)
|
|
|
|
|
|
(cons (sc-submatch 2 namestring)
|
|
|
|
|
|
(sc-attribs-chop-namestring (substring namestring (match-end 3)))
|
|
|
|
|
|
)))
|
|
|
|
|
|
|
|
|
|
|
|
(defun sc-attribs-strip-initials (namelist)
|
|
|
|
|
|
"Extract the author's initials from the NAMELIST."
|
|
|
|
|
|
(mapconcat
|
|
|
|
|
|
(function
|
|
|
|
|
|
(lambda (name)
|
|
|
|
|
|
(if (< 0 (length name))
|
|
|
|
|
|
(substring name 0 1))))
|
|
|
|
|
|
namelist ""))
|
|
|
|
|
|
|
|
|
|
|
|
(defun sc-guess-attribution (&optional string)
|
|
|
|
|
|
"Guess attribution string on current line.
|
|
|
|
|
|
If attribution cannot be guessed, nil is returned. Optional STRING if
|
|
|
|
|
|
supplied, is used instead of the line point is on in the current buffer."
|
|
|
|
|
|
(let ((start 0)
|
|
|
|
|
|
(string (or string (buffer-substring (regi-pos 'bol) (regi-pos 'eol))))
|
|
|
|
|
|
attribution)
|
|
|
|
|
|
(and
|
|
|
|
|
|
(= start (or (string-match sc-citation-leader-regexp string start) -1))
|
|
|
|
|
|
(setq start (match-end 0))
|
|
|
|
|
|
(= start (or (string-match sc-citation-root-regexp string start) 1))
|
|
|
|
|
|
(setq attribution (sc-submatch 0 string)
|
|
|
|
|
|
start (match-end 0))
|
|
|
|
|
|
(= start (or (string-match sc-citation-delimiter-regexp string start) -1))
|
|
|
|
|
|
(setq start (match-end 0))
|
|
|
|
|
|
(= start (or (string-match sc-citation-separator-regexp string start) -1))
|
|
|
|
|
|
attribution)))
|
|
|
|
|
|
|
|
|
|
|
|
(defun sc-attribs-filter-namelist (namelist)
|
|
|
|
|
|
"Filter out noise in NAMELIST according to `sc-name-filter-alist'."
|
|
|
|
|
|
(let ((elements (length namelist))
|
|
|
|
|
|
(position -1)
|
|
|
|
|
|
keepers filtered-list)
|
|
|
|
|
|
(mapcar
|
|
|
|
|
|
(function
|
|
|
|
|
|
(lambda (name)
|
|
|
|
|
|
(setq position (1+ position))
|
|
|
|
|
|
(let ((keep-p t))
|
|
|
|
|
|
(mapcar
|
|
|
|
|
|
(function
|
|
|
|
|
|
(lambda (filter)
|
|
|
|
|
|
(let ((regexp (car filter))
|
|
|
|
|
|
(pos (cdr filter)))
|
|
|
|
|
|
(if (and (string-match regexp name)
|
|
|
|
|
|
(or (and (numberp pos)
|
|
|
|
|
|
(= pos position))
|
|
|
|
|
|
(and (eq pos 'last)
|
|
|
|
|
|
(= position (1- elements)))
|
|
|
|
|
|
(eq pos 'any)))
|
|
|
|
|
|
(setq keep-p nil))
|
|
|
|
|
|
)))
|
|
|
|
|
|
sc-name-filter-alist)
|
|
|
|
|
|
(if keep-p
|
|
|
|
|
|
(setq keepers (cons position keepers)))
|
|
|
|
|
|
)))
|
|
|
|
|
|
namelist)
|
|
|
|
|
|
(mapcar
|
|
|
|
|
|
(function
|
|
|
|
|
|
(lambda (position)
|
|
|
|
|
|
(setq filtered-list (cons (nth position namelist) filtered-list))
|
|
|
|
|
|
))
|
|
|
|
|
|
keepers)
|
|
|
|
|
|
filtered-list))
|
|
|
|
|
|
|
|
|
|
|
|
(defun sc-attribs-chop-address (from)
|
|
|
|
|
|
"Extract attribution information from FROM.
|
|
|
|
|
|
This populates the `sc-attributions' with the list of possible attributions."
|
|
|
|
|
|
(if (and (stringp from)
|
|
|
|
|
|
(< 0 (length from)))
|
|
|
|
|
|
(let* ((sc-mumble "")
|
|
|
|
|
|
(namestring (sc-attribs-extract-namestring from))
|
|
|
|
|
|
(namelist (sc-attribs-filter-namelist
|
|
|
|
|
|
(sc-attribs-chop-namestring namestring)))
|
|
|
|
|
|
(revnames (reverse (cdr namelist)))
|
|
|
|
|
|
(firstname (car namelist))
|
|
|
|
|
|
(midnames (reverse (cdr revnames)))
|
|
|
|
|
|
(lastname (car revnames))
|
|
|
|
|
|
(initials (sc-attribs-strip-initials namelist))
|
|
|
|
|
|
(emailname (sc-attribs-emailname from))
|
|
|
|
|
|
(n 1)
|
|
|
|
|
|
author middlenames)
|
|
|
|
|
|
|
|
|
|
|
|
;; put basic information
|
|
|
|
|
|
(setq
|
|
|
|
|
|
;; put middle names and build sc-author entry
|
|
|
|
|
|
middlenames (mapconcat
|
|
|
|
|
|
(function
|
|
|
|
|
|
(lambda (midname)
|
|
|
|
|
|
(let ((key-attribs (format "middlename-%d" n))
|
|
|
|
|
|
(key-mail (format "sc-middlename-%d" n)))
|
|
|
|
|
|
(setq
|
|
|
|
|
|
sc-attributions (cons (cons key-attribs midname)
|
|
|
|
|
|
sc-attributions)
|
|
|
|
|
|
sc-mail-info (cons (cons key-mail midname)
|
|
|
|
|
|
sc-mail-info)
|
|
|
|
|
|
n (1+ n))
|
|
|
|
|
|
midname)))
|
|
|
|
|
|
midnames " ")
|
|
|
|
|
|
|
|
|
|
|
|
author (concat firstname " " middlenames (and midnames " ") lastname)
|
|
|
|
|
|
|
|
|
|
|
|
sc-attributions (append
|
|
|
|
|
|
(list
|
|
|
|
|
|
(cons "firstname" firstname)
|
|
|
|
|
|
(cons "lastname" lastname)
|
|
|
|
|
|
(cons "emailname" emailname)
|
|
|
|
|
|
(cons "initials" initials))
|
|
|
|
|
|
sc-attributions)
|
|
|
|
|
|
sc-mail-info (append
|
|
|
|
|
|
(list
|
|
|
|
|
|
(cons "sc-firstname" firstname)
|
|
|
|
|
|
(cons "sc-middlenames" middlenames)
|
|
|
|
|
|
(cons "sc-lastname" lastname)
|
|
|
|
|
|
(cons "sc-emailname" emailname)
|
|
|
|
|
|
(cons "sc-initials" initials)
|
|
|
|
|
|
(cons "sc-author" author)
|
|
|
|
|
|
(cons "sc-from-address" (sc-get-address
|
|
|
|
|
|
(sc-mail-field "from")
|
|
|
|
|
|
namestring))
|
|
|
|
|
|
(cons "sc-reply-address" (sc-get-address
|
|
|
|
|
|
(sc-mail-field "reply-to")
|
|
|
|
|
|
namestring))
|
|
|
|
|
|
(cons "sc-sender-address" (sc-get-address
|
|
|
|
|
|
(sc-mail-field "sender")
|
|
|
|
|
|
namestring))
|
|
|
|
|
|
)
|
|
|
|
|
|
sc-mail-info)
|
|
|
|
|
|
))
|
|
|
|
|
|
;; from string is empty
|
|
|
|
|
|
(setq sc-mail-info (cons (cons "sc-author" sc-default-author-name)
|
|
|
|
|
|
sc-mail-info))))
|
|
|
|
|
|
|
|
|
|
|
|
(defvar sc-attrib-or-cite nil
|
|
|
|
|
|
"Used to toggle between attribution input or citation input.")
|
|
|
|
|
|
|
|
|
|
|
|
(defun sc-toggle-fn ()
|
|
|
|
|
|
"Toggle between attribution selection and citation selection.
|
|
|
|
|
|
Only used during confirmation."
|
|
|
|
|
|
(interactive)
|
|
|
|
|
|
(setq sc-attrib-or-cite (not sc-attrib-or-cite))
|
|
|
|
|
|
(throw 'sc-reconfirm t))
|
|
|
|
|
|
|
|
|
|
|
|
(defun sc-select-attribution ()
|
|
|
|
|
|
"Select an attribution from `sc-attributions'.
|
|
|
|
|
|
|
|
|
|
|
|
Variables involved in selection process include:
|
|
|
|
|
|
`sc-preferred-attribution-list'
|
|
|
|
|
|
`sc-use-only-preference-p'
|
|
|
|
|
|
`sc-confirm-always-p'
|
|
|
|
|
|
`sc-default-attribution'
|
|
|
|
|
|
`sc-attrib-selection-list'.
|
|
|
|
|
|
|
|
|
|
|
|
Runs the hook `sc-attribs-preselect-hook' before selecting an
|
|
|
|
|
|
attribution and the hook `sc-attribs-postselect-hook' after making the
|
|
|
|
|
|
selection but before querying is performed. During
|
|
|
|
|
|
`sc-attribs-postselect-hook' the variable `citation' is bound to the
|
|
|
|
|
|
auto-selected citation string and the variable `attribution' is bound
|
|
|
|
|
|
to the auto-selected attribution string."
|
|
|
|
|
|
(run-hooks 'sc-attribs-preselect-hook)
|
|
|
|
|
|
(let ((query-p sc-confirm-always-p)
|
|
|
|
|
|
attribution citation
|
|
|
|
|
|
(attriblist sc-preferred-attribution-list))
|
|
|
|
|
|
|
|
|
|
|
|
;; first cruise through sc-preferred-attribution-list looking for
|
|
|
|
|
|
;; a match in either sc-attributions or sc-mail-info. if the
|
|
|
|
|
|
;; element is "sc-consult", then we have to do the alist
|
|
|
|
|
|
;; consultation phase
|
|
|
|
|
|
(while attriblist
|
|
|
|
|
|
(let* ((preferred (car attriblist)))
|
|
|
|
|
|
(cond
|
|
|
|
|
|
((string= preferred "sc-consult")
|
|
|
|
|
|
;; we've been told to consult the attribution vs. mail
|
|
|
|
|
|
;; header key alist. we do this until we find a match in
|
|
|
|
|
|
;; the sc-attrib-selection-list. if we do not find a match,
|
|
|
|
|
|
;; we continue scanning attriblist
|
|
|
|
|
|
(let ((attrib (sc-scan-info-alist sc-attrib-selection-list)))
|
|
|
|
|
|
(cond
|
|
|
|
|
|
((not attrib)
|
|
|
|
|
|
(setq attriblist (cdr attriblist)))
|
|
|
|
|
|
((stringp attrib)
|
|
|
|
|
|
(setq attribution attrib
|
|
|
|
|
|
attriblist nil))
|
|
|
|
|
|
((listp attrib)
|
|
|
|
|
|
(setq attribution (eval attrib)
|
|
|
|
|
|
attriblist nil))
|
|
|
|
|
|
(t (error "%s did not evaluate to a string or list!"
|
|
|
|
|
|
"sc-attrib-selection-list"))
|
|
|
|
|
|
)))
|
|
|
|
|
|
((setq attribution (cdr (assoc preferred sc-attributions)))
|
|
|
|
|
|
(setq attriblist nil))
|
|
|
|
|
|
(t
|
|
|
|
|
|
(setq attriblist (cdr attriblist)))
|
|
|
|
|
|
)))
|
|
|
|
|
|
|
|
|
|
|
|
;; if preference was not found, we may use a secondary method to
|
|
|
|
|
|
;; find a valid attribution
|
|
|
|
|
|
(if (and (not attribution)
|
|
|
|
|
|
(not sc-use-only-preference-p))
|
|
|
|
|
|
;; secondary method tries to find a preference in this order
|
|
|
|
|
|
;; 1. sc-lastchoice
|
|
|
|
|
|
;; 2. x-attribution
|
|
|
|
|
|
;; 3. firstname
|
|
|
|
|
|
;; 4. lastname
|
|
|
|
|
|
;; 5. initials
|
|
|
|
|
|
;; 6. first non-empty attribution in alist
|
|
|
|
|
|
(setq attribution
|
|
|
|
|
|
(or (cdr (assoc "sc-lastchoice" sc-attributions))
|
|
|
|
|
|
(cdr (assoc "x-attribution" sc-attributions))
|
|
|
|
|
|
(cdr (assoc "firstname" sc-attributions))
|
|
|
|
|
|
(cdr (assoc "lastname" sc-attributions))
|
|
|
|
|
|
(cdr (assoc "initials" sc-attributions))
|
|
|
|
|
|
(cdr (car sc-attributions)))))
|
|
|
|
|
|
|
|
|
|
|
|
;; still couldn't find an attribution. we're now limited to using
|
|
|
|
|
|
;; the default attribution, but we'll force a query when this happens
|
|
|
|
|
|
(if (not attribution)
|
|
|
|
|
|
(setq attribution sc-default-attribution
|
|
|
|
|
|
query-p t))
|
|
|
|
|
|
|
|
|
|
|
|
;; create the attribution prefix
|
|
|
|
|
|
(setq citation (sc-make-citation attribution))
|
|
|
|
|
|
|
|
|
|
|
|
;; run the post selection hook before querying the user
|
|
|
|
|
|
(run-hooks 'sc-attribs-postselect-hook)
|
|
|
|
|
|
|
|
|
|
|
|
;; query for confirmation
|
|
|
|
|
|
(if query-p
|
|
|
|
|
|
(let* ((query-alist (mapcar (function (lambda (entry)
|
|
|
|
|
|
(list (cdr entry))))
|
|
|
|
|
|
sc-attributions))
|
|
|
|
|
|
(minibuffer-local-completion-map
|
|
|
|
|
|
sc-minibuffer-local-completion-map)
|
|
|
|
|
|
(minibuffer-local-map sc-minibuffer-local-map)
|
|
|
|
|
|
(initial attribution)
|
|
|
|
|
|
(completer-disable t) ; in case completer.el is used
|
|
|
|
|
|
choice)
|
|
|
|
|
|
(setq sc-attrib-or-cite nil) ; nil==attribution, t==citation
|
|
|
|
|
|
(while
|
|
|
|
|
|
(catch 'sc-reconfirm
|
|
|
|
|
|
(string= "" (setq choice
|
|
|
|
|
|
(if sc-attrib-or-cite
|
|
|
|
|
|
(sc-read-string
|
|
|
|
|
|
"Enter citation prefix: "
|
|
|
|
|
|
citation
|
|
|
|
|
|
'sc-citation-confirmation-history)
|
|
|
|
|
|
(sc-completing-read
|
|
|
|
|
|
"Complete attribution name: "
|
|
|
|
|
|
query-alist nil nil
|
|
|
|
|
|
(cons initial 0)
|
|
|
|
|
|
'sc-attribution-confirmation-history)
|
|
|
|
|
|
)))))
|
|
|
|
|
|
(if sc-attrib-or-cite
|
|
|
|
|
|
;; since the citation was chosen, we have to guess at
|
|
|
|
|
|
;; the attribution
|
|
|
|
|
|
(setq citation choice
|
|
|
|
|
|
attribution (or (sc-guess-attribution citation)
|
|
|
|
|
|
citation))
|
|
|
|
|
|
|
|
|
|
|
|
(setq citation (sc-make-citation choice)
|
|
|
|
|
|
attribution choice))
|
|
|
|
|
|
))
|
|
|
|
|
|
|
|
|
|
|
|
;; its possible that the user wants to downcase the citation and
|
|
|
|
|
|
;; attribution
|
|
|
|
|
|
(if sc-downcase-p
|
|
|
|
|
|
(setq citation (downcase citation)
|
|
|
|
|
|
attribution (downcase attribution)))
|
|
|
|
|
|
|
|
|
|
|
|
;; set up mail info alist
|
|
|
|
|
|
(let* ((ckey "sc-citation")
|
|
|
|
|
|
(akey "sc-attribution")
|
|
|
|
|
|
(ckeyval (assoc ckey sc-mail-info))
|
|
|
|
|
|
(akeyval (assoc akey sc-mail-info)))
|
|
|
|
|
|
(if ckeyval
|
|
|
|
|
|
(setcdr ckeyval citation)
|
|
|
|
|
|
(setq sc-mail-info
|
|
|
|
|
|
(append (list (cons ckey citation)) sc-mail-info)))
|
|
|
|
|
|
(if akeyval
|
|
|
|
|
|
(setcdr akeyval attribution)
|
|
|
|
|
|
(setq sc-mail-info
|
|
|
|
|
|
(append (list (cons akey attribution)) sc-mail-info))))
|
|
|
|
|
|
|
|
|
|
|
|
;; set the sc-lastchoice attribution
|
|
|
|
|
|
(let* ((lkey "sc-lastchoice")
|
|
|
|
|
|
(lastchoice (assoc lkey sc-attributions)))
|
|
|
|
|
|
(if lastchoice
|
|
|
|
|
|
(setcdr lastchoice attribution)
|
|
|
|
|
|
(setq sc-attributions
|
|
|
|
|
|
(cons (cons lkey attribution) sc-attributions))))
|
|
|
|
|
|
))
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
;; ======================================================================
|
|
|
|
|
|
;; filladapt hooks for supercite 3.1. you shouldn't need anything
|
|
|
|
|
|
;; extra to make gin-mode understand supercited lines. Even this
|
|
|
|
|
|
;; stuff might not be entirely necessary...
|
|
|
|
|
|
|
|
|
|
|
|
(defun sc-cite-regexp (&optional root-regexp)
|
|
|
|
|
|
"Return a regexp describing a Supercited line.
|
|
|
|
|
|
The regexp is the concatenation of `sc-citation-leader-regexp',
|
|
|
|
|
|
`sc-citation-root-regexp', `sc-citation-delimiter-regexp', and
|
|
|
|
|
|
`sc-citation-separator-regexp'. If optional ROOT-REGEXP is supplied,
|
|
|
|
|
|
use it instead of `sc-citation-root-regexp'."
|
|
|
|
|
|
(concat sc-citation-leader-regexp
|
|
|
|
|
|
(or root-regexp sc-citation-root-regexp)
|
|
|
|
|
|
sc-citation-delimiter-regexp
|
|
|
|
|
|
sc-citation-separator-regexp))
|
|
|
|
|
|
|
|
|
|
|
|
(defun sc-make-citation (attribution)
|
|
|
|
|
|
"Make a non-nested citation from ATTRIBUTION."
|
|
|
|
|
|
(concat sc-citation-leader
|
|
|
|
|
|
attribution
|
|
|
|
|
|
sc-citation-delimiter
|
|
|
|
|
|
sc-citation-separator))
|
|
|
|
|
|
|
|
|
|
|
|
(defun sc-setup-filladapt ()
|
|
|
|
|
|
"Setup `filladapt-prefix-table' to handle Supercited paragraphs."
|
|
|
|
|
|
(let* ((fa-sc-elt 'filladapt-supercite-included-text)
|
|
|
|
|
|
(elt (rassq fa-sc-elt filladapt-prefix-table)))
|
|
|
|
|
|
(if elt (setcar elt (sc-cite-regexp))
|
|
|
|
|
|
(message "Filladapt doesn't seem to know about Supercite.")
|
|
|
|
|
|
(beep))))
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
;; ======================================================================
|
|
|
|
|
|
;; citing and unciting regions of text
|
|
|
|
|
|
|
|
|
|
|
|
(defvar sc-fill-begin 1
|
|
|
|
|
|
"Buffer position to begin filling.")
|
|
|
|
|
|
(defvar sc-fill-line-prefix ""
|
|
|
|
|
|
"Fill prefix of previous line")
|
|
|
|
|
|
|
|
|
|
|
|
;; filling
|
|
|
|
|
|
(defun sc-fill-if-different (&optional prefix)
|
|
|
|
|
|
"Fill the region bounded by `sc-fill-begin' and point.
|
|
|
|
|
|
Only fill if optional PREFIX is different than `sc-fill-line-prefix'.
|
|
|
|
|
|
If `sc-auto-fill-region-p' is nil, do not fill region. If PREFIX is
|
|
|
|
|
|
not supplied, initialize fill variables. This is useful for a regi
|
|
|
|
|
|
`begin' frame-entry."
|
|
|
|
|
|
(if (not prefix)
|
|
|
|
|
|
(setq sc-fill-line-prefix ""
|
|
|
|
|
|
sc-fill-begin (regi-pos 'bol))
|
|
|
|
|
|
(if (and sc-auto-fill-region-p
|
|
|
|
|
|
(not (string= prefix sc-fill-line-prefix)))
|
|
|
|
|
|
(let ((fill-prefix sc-fill-line-prefix))
|
|
|
|
|
|
(if (not (string= fill-prefix ""))
|
|
|
|
|
|
(fill-region sc-fill-begin (regi-pos 'bol)))
|
|
|
|
|
|
(setq sc-fill-line-prefix prefix
|
|
|
|
|
|
sc-fill-begin (regi-pos 'bol))))
|
|
|
|
|
|
)
|
|
|
|
|
|
nil)
|
|
|
|
|
|
|
|
|
|
|
|
(defun sc-cite-coerce-cited-line ()
|
|
|
|
|
|
"Coerce a Supercited line to look like our style."
|
|
|
|
|
|
(let* ((attribution (sc-guess-attribution))
|
|
|
|
|
|
(regexp (sc-cite-regexp attribution))
|
|
|
|
|
|
(prefix (sc-make-citation attribution)))
|
|
|
|
|
|
(if (and attribution
|
|
|
|
|
|
(looking-at regexp))
|
|
|
|
|
|
(progn
|
|
|
|
|
|
(delete-region
|
|
|
|
|
|
(match-beginning 0)
|
|
|
|
|
|
(save-excursion
|
|
|
|
|
|
(goto-char (match-end 0))
|
|
|
|
|
|
(if (bolp) (forward-char -1))
|
|
|
|
|
|
(point)))
|
|
|
|
|
|
(insert prefix)
|
|
|
|
|
|
(sc-fill-if-different prefix)))
|
|
|
|
|
|
nil))
|
|
|
|
|
|
|
|
|
|
|
|
(defun sc-cite-coerce-dumb-citer ()
|
|
|
|
|
|
"Coerce a non-nested citation that's been cited with a dumb nesting citer."
|
|
|
|
|
|
(delete-region (match-beginning 1) (match-end 1))
|
|
|
|
|
|
(beginning-of-line)
|
|
|
|
|
|
(sc-cite-coerce-cited-line))
|
|
|
|
|
|
|
|
|
|
|
|
(defun sc-guess-nesting (&optional string)
|
|
|
|
|
|
"Guess the citation nesting on the current line.
|
|
|
|
|
|
If nesting cannot be guessed, nil is returned. Optional STRING if
|
|
|
|
|
|
supplied, is used instead of the line point is on in the current
|
|
|
|
|
|
buffer."
|
|
|
|
|
|
(let ((start 0)
|
|
|
|
|
|
(string (or string (buffer-substring (regi-pos 'bol) (regi-pos 'eol))))
|
|
|
|
|
|
nesting)
|
|
|
|
|
|
(and
|
|
|
|
|
|
(= start (or (string-match sc-citation-leader-regexp string start) -1))
|
|
|
|
|
|
(setq start (match-end 0))
|
|
|
|
|
|
(= start (or (string-match sc-citation-delimiter-regexp string start) -1))
|
|
|
|
|
|
(setq nesting (sc-submatch 0 string)
|
|
|
|
|
|
start (match-end 0))
|
|
|
|
|
|
(= start (or (string-match sc-citation-separator-regexp string start) -1))
|
|
|
|
|
|
nesting)))
|
|
|
|
|
|
|
|
|
|
|
|
(defun sc-add-citation-level ()
|
|
|
|
|
|
"Add a citation level for nested citation style w/ coersion."
|
|
|
|
|
|
(let* ((nesting (sc-guess-nesting))
|
|
|
|
|
|
(citation (make-string (1+ (length nesting))
|
|
|
|
|
|
(string-to-char sc-citation-delimiter)))
|
|
|
|
|
|
(prefix (concat sc-citation-leader citation sc-citation-separator)))
|
|
|
|
|
|
(if (looking-at (sc-cite-regexp ""))
|
|
|
|
|
|
(delete-region (match-beginning 0) (match-end 0)))
|
|
|
|
|
|
(insert prefix)
|
|
|
|
|
|
(sc-fill-if-different prefix)))
|
|
|
|
|
|
|
|
|
|
|
|
(defun sc-cite-line (&optional citation)
|
|
|
|
|
|
"Cite a single line of uncited text.
|
|
|
|
|
|
Optional CITATION overrides any citation automatically selected."
|
|
|
|
|
|
(if sc-fixup-whitespace-p
|
|
|
|
|
|
(fixup-whitespace))
|
|
|
|
|
|
(let ((prefix (or citation
|
|
|
|
|
|
(cdr (assoc "sc-citation" sc-mail-info))
|
|
|
|
|
|
sc-default-attribution)))
|
|
|
|
|
|
(insert prefix)
|
|
|
|
|
|
(sc-fill-if-different prefix))
|
|
|
|
|
|
nil)
|
|
|
|
|
|
|
|
|
|
|
|
(defun sc-uncite-line ()
|
|
|
|
|
|
"Remove citation from current line."
|
|
|
|
|
|
(let ((cited (looking-at (sc-cite-regexp))))
|
|
|
|
|
|
(if cited
|
|
|
|
|
|
(delete-region (match-beginning 0) (match-end 0))))
|
|
|
|
|
|
nil)
|
|
|
|
|
|
|
|
|
|
|
|
(defun sc-recite-line (regexp)
|
|
|
|
|
|
"Remove citation matching REGEXP from current line and recite line."
|
|
|
|
|
|
(let ((cited (looking-at (concat "^" regexp)))
|
|
|
|
|
|
(prefix (cdr (assoc "sc-citation" sc-mail-info))))
|
|
|
|
|
|
(if cited
|
|
|
|
|
|
(delete-region (match-beginning 0) (match-end 0)))
|
|
|
|
|
|
(insert (or prefix sc-default-attribution))
|
|
|
|
|
|
(sc-fill-if-different prefix))
|
|
|
|
|
|
nil)
|
|
|
|
|
|
|
|
|
|
|
|
;; interactive functions
|
|
|
|
|
|
(defun sc-cite-region (start end &optional confirm-p)
|
|
|
|
|
|
"Cite a region delineated by START and END.
|
|
|
|
|
|
If optional CONFIRM-P is non-nil, the attribution is confirmed before
|
|
|
|
|
|
its use in the citation string. This function first runs
|
|
|
|
|
|
`sc-pre-cite-hook'."
|
|
|
|
|
|
(interactive "r\nP")
|
|
|
|
|
|
(undo-boundary)
|
|
|
|
|
|
(let ((frame (or (sc-scan-info-alist sc-cite-frame-alist)
|
|
|
|
|
|
sc-default-cite-frame))
|
|
|
|
|
|
(sc-confirm-always-p (if confirm-p t sc-confirm-always-p)))
|
|
|
|
|
|
(run-hooks 'sc-pre-cite-hook)
|
|
|
|
|
|
(if (interactive-p)
|
|
|
|
|
|
(sc-select-attribution))
|
|
|
|
|
|
(regi-interpret frame start end)))
|
|
|
|
|
|
|
|
|
|
|
|
(defun sc-uncite-region (start end)
|
|
|
|
|
|
"Uncite a region delineated by START and END.
|
|
|
|
|
|
First runs `sc-pre-uncite-hook'."
|
|
|
|
|
|
(interactive "r")
|
|
|
|
|
|
(undo-boundary)
|
|
|
|
|
|
(let ((frame (or (sc-scan-info-alist sc-uncite-frame-alist)
|
|
|
|
|
|
sc-default-uncite-frame)))
|
|
|
|
|
|
(run-hooks 'sc-pre-uncite-hook)
|
|
|
|
|
|
(regi-interpret frame start end)))
|
|
|
|
|
|
|
|
|
|
|
|
(defun sc-recite-region (start end)
|
|
|
|
|
|
"Recite a region delineated by START and END.
|
|
|
|
|
|
First runs `sc-pre-recite-hook'."
|
|
|
|
|
|
(interactive "r")
|
|
|
|
|
|
(let ((sc-confirm-always-p t))
|
|
|
|
|
|
(sc-select-attribution))
|
|
|
|
|
|
(undo-boundary)
|
|
|
|
|
|
(let ((frame (or (sc-scan-info-alist sc-recite-frame-alist)
|
|
|
|
|
|
sc-default-recite-frame)))
|
|
|
|
|
|
(run-hooks 'sc-pre-recite-hook)
|
|
|
|
|
|
(regi-interpret frame start end)))
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
;; ======================================================================
|
|
|
|
|
|
;; building headers
|
|
|
|
|
|
|
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|
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|
|
(defun sc-hdr (prefix field &optional sep return-nil-p)
|
|
|
|
|
|
"Returns a concatenation of PREFIX and FIELD.
|
|
|
|
|
|
If FIELD is not a string or is the empty string, the empty string will
|
|
|
|
|
|
be returned. Optional third argument SEP is concatenated on the end if
|
|
|
|
|
|
it is a string. Returns empty string, unless optional RETURN-NIL-P is
|
|
|
|
|
|
non-nil."
|
|
|
|
|
|
(if (and (stringp field)
|
|
|
|
|
|
(not (string= field "")))
|
|
|
|
|
|
(concat prefix field (or sep ""))
|
|
|
|
|
|
(and (not return-nil-p) "")))
|
|
|
|
|
|
|
|
|
|
|
|
(defun sc-whofrom ()
|
|
|
|
|
|
"Return the value of (sc-mail-field \"from\") or nil."
|
|
|
|
|
|
(let ((sc-mumble nil))
|
|
|
|
|
|
(sc-mail-field "from")))
|
|
|
|
|
|
|
|
|
|
|
|
(defun sc-no-header ()
|
|
|
|
|
|
"Does nothing. Use this instead of nil to get a blank header."
|
|
|
|
|
|
())
|
|
|
|
|
|
|
|
|
|
|
|
(defun sc-no-blank-line-or-header()
|
|
|
|
|
|
"Similar to `sc-no-header' except it removes the preceeding blank line."
|
|
|
|
|
|
(if (not (bobp))
|
|
|
|
|
|
(if (and (eolp)
|
|
|
|
|
|
(progn (forward-line -1)
|
|
|
|
|
|
(or (looking-at mail-header-separator)
|
|
|
|
|
|
(and (eq major-mode 'mh-letter-mode)
|
|
|
|
|
|
(mh-in-header-p)))))
|
|
|
|
|
|
(progn (forward-line)
|
|
|
|
|
|
(let ((kill-lines-magic t))
|
|
|
|
|
|
(kill-line))))))
|
|
|
|
|
|
|
|
|
|
|
|
(defun sc-header-on-said ()
|
|
|
|
|
|
"\"On <date>, <from> said:\" unless:
|
|
|
|
|
|
1. the \"from\" field cannot be found, in which case nothing is inserted;
|
|
|
|
|
|
2. the \"date\" field is missing in which case only the from part is printed."
|
|
|
|
|
|
(let ((sc-mumble "")
|
|
|
|
|
|
(whofrom (sc-whofrom)))
|
|
|
|
|
|
(if whofrom
|
|
|
|
|
|
(insert sc-reference-tag-string
|
|
|
|
|
|
(sc-hdr "On " (sc-mail-field "date") ", ")
|
|
|
|
|
|
whofrom " said:\n"))))
|
|
|
|
|
|
|
|
|
|
|
|
(defun sc-header-inarticle-writes ()
|
|
|
|
|
|
"\"In article <message-id>, <from> writes:\"
|
|
|
|
|
|
Treats \"message-id\" and \"from\" fields similar to `sc-header-on-said'."
|
|
|
|
|
|
(let ((sc-mumble "")
|
|
|
|
|
|
(whofrom (sc-mail-field "from")))
|
|
|
|
|
|
(if whofrom
|
|
|
|
|
|
(insert sc-reference-tag-string
|
|
|
|
|
|
(sc-hdr "In article " (sc-mail-field "message-id") ", ")
|
|
|
|
|
|
whofrom " writes:\n"))))
|
|
|
|
|
|
|
|
|
|
|
|
(defun sc-header-regarding-adds ()
|
|
|
|
|
|
"\"Regarding <subject>; <from> adds:\"
|
|
|
|
|
|
Treats \"subject\" and \"from\" fields similar to `sc-header-on-said'."
|
|
|
|
|
|
(let ((sc-mumble "")
|
|
|
|
|
|
(whofrom (sc-whofrom)))
|
|
|
|
|
|
(if whofrom
|
|
|
|
|
|
(insert sc-reference-tag-string
|
|
|
|
|
|
(sc-hdr "Regarding " (sc-mail-field "subject") "; ")
|
|
|
|
|
|
whofrom " adds:\n"))))
|
|
|
|
|
|
|
|
|
|
|
|
(defun sc-header-attributed-writes ()
|
|
|
|
|
|
"\"<sc-attribution>\" == <sc-author> <address> writes:
|
|
|
|
|
|
Treats these fields in a similar manner to `sc-header-on-said'."
|
|
|
|
|
|
(let ((sc-mumble "")
|
|
|
|
|
|
(whofrom (sc-whofrom)))
|
|
|
|
|
|
(if whofrom
|
|
|
|
|
|
(insert sc-reference-tag-string
|
|
|
|
|
|
(sc-hdr "\"" (sc-mail-field "sc-attribution") "\" == ")
|
|
|
|
|
|
(sc-hdr "" (sc-mail-field "sc-author") " ")
|
|
|
|
|
|
(or (sc-hdr "<" (sc-mail-field "sc-from-address") ">" t)
|
|
|
|
|
|
(sc-hdr "<" (sc-mail-field "sc-reply-address") ">" t)
|
|
|
|
|
|
"")
|
|
|
|
|
|
" writes:\n"))))
|
|
|
|
|
|
|
|
|
|
|
|
(defun sc-header-author-writes ()
|
|
|
|
|
|
"<sc-author> writes:"
|
|
|
|
|
|
(let ((sc-mumble "")
|
|
|
|
|
|
(whofrom (sc-whofrom)))
|
|
|
|
|
|
(if whofrom
|
|
|
|
|
|
(insert sc-reference-tag-string
|
|
|
|
|
|
(sc-hdr "" (sc-mail-field "sc-author"))
|
|
|
|
|
|
" writes:\n"))))
|
|
|
|
|
|
|
|
|
|
|
|
(defun sc-header-verbose ()
|
|
|
|
|
|
"Very verbose, some say gross."
|
|
|
|
|
|
(let ((sc-mumble "")
|
|
|
|
|
|
(whofrom (sc-whofrom))
|
|
|
|
|
|
(tag sc-reference-tag-string))
|
|
|
|
|
|
(if whofrom
|
|
|
|
|
|
(insert (sc-hdr (concat tag "On ") (sc-mail-field "date") ",\n")
|
|
|
|
|
|
(or (sc-hdr tag (sc-mail-field "sc-author") "\n" t)
|
|
|
|
|
|
(concat tag whofrom "\n"))
|
|
|
|
|
|
(sc-hdr (concat tag "from the organization of ")
|
|
|
|
|
|
(sc-mail-field "organization") "\n")
|
|
|
|
|
|
(let ((rtag (concat tag "who can be reached at: ")))
|
|
|
|
|
|
(or (sc-hdr rtag (sc-mail-field "sc-from-address") "\n" t)
|
|
|
|
|
|
(sc-hdr rtag (sc-mail-field "sc-reply-address") "\n" t)
|
|
|
|
|
|
""))
|
|
|
|
|
|
(sc-hdr
|
|
|
|
|
|
(concat tag "(whose comments are cited below with \"")
|
|
|
|
|
|
(sc-mail-field "sc-citation") "\"),\n")
|
|
|
|
|
|
(sc-hdr (concat tag "had this to say in article ")
|
|
|
|
|
|
(sc-mail-field "message-id") "\n")
|
|
|
|
|
|
(sc-hdr (concat tag "in newsgroups ")
|
|
|
|
|
|
(sc-mail-field "newsgroups") "\n")
|
|
|
|
|
|
(sc-hdr (concat tag "concerning the subject of ")
|
|
|
|
|
|
(sc-mail-field "subject") "\n")
|
|
|
|
|
|
(sc-hdr (concat tag "(see ")
|
|
|
|
|
|
(sc-mail-field "references")
|
|
|
|
|
|
" for more details)\n")
|
|
|
|
|
|
))))
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
;; ======================================================================
|
|
|
|
|
|
;; header rewrites
|
|
|
|
|
|
|
|
|
|
|
|
(defconst sc-electric-bufname " *sc-erefs* "
|
|
|
|
|
|
"Supercite electric reference mode's buffer name.")
|
|
|
|
|
|
(defvar sc-eref-style 0
|
|
|
|
|
|
"Current electric reference style.")
|
|
|
|
|
|
|
|
|
|
|
|
(defun sc-valid-index-p (index)
|
|
|
|
|
|
"Returns INDEX if it is a valid index into `sc-rewrite-header-list'.
|
|
|
|
|
|
Otherwise returns nil."
|
|
|
|
|
|
;; a number, and greater than or equal to zero
|
|
|
|
|
|
;; less than or equal to the last index
|
|
|
|
|
|
(and (natnump index)
|
|
|
|
|
|
(< index (length sc-rewrite-header-list))
|
|
|
|
|
|
index))
|
|
|
|
|
|
|
|
|
|
|
|
(defun sc-eref-insert-selected (&optional nomsg)
|
|
|
|
|
|
"Insert the selected reference header in the current buffer.
|
|
|
|
|
|
Optional NOMSG, if non-nil, inhibits printing messages, unless an
|
|
|
|
|
|
error occurs."
|
|
|
|
|
|
(let ((ref (nth sc-eref-style sc-rewrite-header-list)))
|
|
|
|
|
|
(condition-case err
|
|
|
|
|
|
(progn
|
|
|
|
|
|
(eval ref)
|
|
|
|
|
|
(let ((lines (count-lines (point-min) (point-max))))
|
|
|
|
|
|
(or nomsg (message "Ref header %d [%d line%s]: %s"
|
|
|
|
|
|
sc-eref-style lines
|
|
|
|
|
|
(if (= lines 1) "" "s")
|
|
|
|
|
|
ref))))
|
|
|
|
|
|
(void-function
|
|
|
|
|
|
(progn (message
|
|
|
|
|
|
"Symbol's function definition is void: %s (Header %d)"
|
|
|
|
|
|
(car (cdr err)) sc-eref-style)
|
|
|
|
|
|
(beep)
|
|
|
|
|
|
))
|
|
|
|
|
|
)))
|
|
|
|
|
|
|
|
|
|
|
|
(defun sc-electric-mode (&optional arg)
|
|
|
|
|
|
"
|
|
|
|
|
|
Mode for viewing Supercite reference headers. Commands are:
|
|
|
|
|
|
\n\\{sc-electric-mode-map}
|
|
|
|
|
|
|
|
|
|
|
|
`sc-electric-mode' is not intended to be run interactively, but rather
|
|
|
|
|
|
accessed through Supercite's electric reference feature. See
|
|
|
|
|
|
`sc-insert-reference' for more details. Optional ARG is the initial
|
|
|
|
|
|
header style to use, unless not supplied or invalid, in which case
|
|
|
|
|
|
`sc-preferred-header-style' is used."
|
|
|
|
|
|
|
|
|
|
|
|
(let ((info sc-mail-info))
|
|
|
|
|
|
|
|
|
|
|
|
(setq sc-eref-style
|
|
|
|
|
|
(or (sc-valid-index-p arg)
|
|
|
|
|
|
(sc-valid-index-p sc-preferred-header-style)
|
|
|
|
|
|
0))
|
|
|
|
|
|
|
|
|
|
|
|
(get-buffer-create sc-electric-bufname)
|
|
|
|
|
|
;; set up buffer and enter command loop
|
|
|
|
|
|
(save-excursion
|
|
|
|
|
|
(save-window-excursion
|
|
|
|
|
|
(pop-to-buffer sc-electric-bufname)
|
|
|
|
|
|
(kill-all-local-variables)
|
|
|
|
|
|
(let ((sc-mail-info info)
|
|
|
|
|
|
(buffer-read-only t)
|
|
|
|
|
|
(mode-name "SC Electric Refs")
|
|
|
|
|
|
(major-mode 'sc-electric-mode))
|
|
|
|
|
|
(use-local-map sc-electric-mode-map)
|
|
|
|
|
|
(sc-eref-show sc-eref-style)
|
|
|
|
|
|
(run-hooks 'sc-electric-mode-hook)
|
|
|
|
|
|
(recursive-edit)
|
|
|
|
|
|
)))
|
|
|
|
|
|
|
|
|
|
|
|
(and sc-eref-style
|
|
|
|
|
|
(sc-eref-insert-selected))
|
|
|
|
|
|
(kill-buffer sc-electric-bufname)
|
|
|
|
|
|
))
|
|
|
|
|
|
|
|
|
|
|
|
;; functions for electric reference mode
|
|
|
|
|
|
(defun sc-eref-show (index)
|
|
|
|
|
|
"Show reference INDEX in `sc-rewrite-header-list'."
|
|
|
|
|
|
(let ((msg "No %ing reference headers in list.")
|
|
|
|
|
|
(last (length sc-rewrite-header-list)))
|
|
|
|
|
|
(setq sc-eref-style
|
|
|
|
|
|
(cond
|
|
|
|
|
|
((sc-valid-index-p index) index)
|
|
|
|
|
|
((< index 0)
|
|
|
|
|
|
(if sc-electric-circular-p
|
|
|
|
|
|
(1- last)
|
|
|
|
|
|
(progn (error msg "preced") 0)))
|
|
|
|
|
|
((>= index last)
|
|
|
|
|
|
(if sc-electric-circular-p
|
|
|
|
|
|
0
|
|
|
|
|
|
(progn (error msg "follow") (1- last))))
|
|
|
|
|
|
))
|
|
|
|
|
|
(save-excursion
|
|
|
|
|
|
(set-buffer sc-electric-bufname)
|
|
|
|
|
|
(let ((buffer-read-only nil))
|
|
|
|
|
|
(erase-buffer)
|
|
|
|
|
|
(goto-char (point-min))
|
|
|
|
|
|
(sc-eref-insert-selected)
|
|
|
|
|
|
;; now shrink the window to just contain the electric reference
|
|
|
|
|
|
;; header.
|
|
|
|
|
|
(let ((hdrlines (count-lines (point-min) (point-max)))
|
|
|
|
|
|
(winlines (1- (window-height))))
|
|
|
|
|
|
(if (/= hdrlines winlines)
|
|
|
|
|
|
(if (> hdrlines winlines)
|
|
|
|
|
|
;; we have to enlarge the window
|
|
|
|
|
|
(enlarge-window (- hdrlines winlines))
|
|
|
|
|
|
;; we have to shrink the window
|
|
|
|
|
|
(shrink-window (- winlines (max hdrlines window-min-height)))
|
|
|
|
|
|
)))
|
|
|
|
|
|
))))
|
|
|
|
|
|
|
|
|
|
|
|
(defun sc-eref-next ()
|
|
|
|
|
|
"Display next reference in other buffer."
|
|
|
|
|
|
(interactive)
|
|
|
|
|
|
(sc-eref-show (1+ sc-eref-style)))
|
|
|
|
|
|
|
|
|
|
|
|
(defun sc-eref-prev ()
|
|
|
|
|
|
"Display previous reference in other buffer."
|
|
|
|
|
|
(interactive)
|
|
|
|
|
|
(sc-eref-show (1- sc-eref-style)))
|
|
|
|
|
|
|
|
|
|
|
|
(defun sc-eref-setn ()
|
|
|
|
|
|
"Set reference header selected as preferred."
|
|
|
|
|
|
(interactive)
|
|
|
|
|
|
(setq sc-preferred-header-style sc-eref-style)
|
|
|
|
|
|
(message "Preferred reference style set to header %d." sc-eref-style))
|
|
|
|
|
|
|
|
|
|
|
|
(defun sc-eref-goto (refnum)
|
|
|
|
|
|
"Show reference style indexed by REFNUM.
|
|
|
|
|
|
If REFNUM is an invalid index, don't go to that reference and return
|
|
|
|
|
|
nil."
|
|
|
|
|
|
(interactive "NGoto Reference: ")
|
|
|
|
|
|
(if (sc-valid-index-p refnum)
|
|
|
|
|
|
(sc-eref-show refnum)
|
|
|
|
|
|
(error "Invalid reference: %d. (Range: [%d .. %d])"
|
|
|
|
|
|
refnum 0 (1- (length sc-rewrite-header-list)))
|
|
|
|
|
|
))
|
|
|
|
|
|
|
|
|
|
|
|
(defun sc-eref-jump ()
|
|
|
|
|
|
"Set reference header to preferred header."
|
|
|
|
|
|
(interactive)
|
|
|
|
|
|
(sc-eref-show sc-preferred-header-style))
|
|
|
|
|
|
|
|
|
|
|
|
(defun sc-eref-abort ()
|
|
|
|
|
|
"Exit from electric reference mode without inserting reference."
|
|
|
|
|
|
(interactive)
|
|
|
|
|
|
(setq sc-eref-style nil)
|
|
|
|
|
|
(exit-recursive-edit))
|
|
|
|
|
|
|
|
|
|
|
|
(defun sc-eref-exit ()
|
|
|
|
|
|
"Exit from electric reference mode and insert selected reference."
|
|
|
|
|
|
(interactive)
|
|
|
|
|
|
(exit-recursive-edit))
|
|
|
|
|
|
|
|
|
|
|
|
(defun sc-insert-reference (arg)
|
|
|
|
|
|
"Insert, at point, a reference header in the body of the reply.
|
|
|
|
|
|
Numeric ARG indicates which header style from `sc-rewrite-header-list'
|
|
|
|
|
|
to use when rewriting the header. No supplied ARG indicates use of
|
|
|
|
|
|
`sc-preferred-header-style'.
|
|
|
|
|
|
|
|
|
|
|
|
With just `\\[universal-argument]', electric reference insert mode is
|
|
|
|
|
|
entered, regardless of the value of `sc-electric-references-p'. See
|
|
|
|
|
|
`sc-electric-mode' for more information."
|
|
|
|
|
|
(interactive "P")
|
|
|
|
|
|
(if (consp arg)
|
|
|
|
|
|
(sc-electric-mode)
|
|
|
|
|
|
(let ((preference (or (sc-valid-index-p arg)
|
|
|
|
|
|
(sc-valid-index-p sc-preferred-header-style)
|
|
|
|
|
|
sc-preferred-header-style
|
|
|
|
|
|
0)))
|
|
|
|
|
|
(if sc-electric-references-p
|
|
|
|
|
|
(sc-electric-mode preference)
|
|
|
|
|
|
(sc-eref-insert-selected t)
|
|
|
|
|
|
))))
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
;; ======================================================================
|
|
|
|
|
|
;; variable toggling
|
|
|
|
|
|
|
|
|
|
|
|
(defun sc-raw-mode-toggle ()
|
|
|
|
|
|
"Toggle, in one fell swoop, two important SC variables:
|
|
|
|
|
|
`sc-fixup-whitespace-p' and `sc-auto-fill-region-p'"
|
|
|
|
|
|
(interactive)
|
|
|
|
|
|
(setq sc-fixup-whitespace-p (not sc-fixup-whitespace-p)
|
|
|
|
|
|
sc-auto-fill-region-p (not sc-auto-fill-region-p))
|
|
|
|
|
|
(sc-set-mode-string)
|
|
|
|
|
|
(set-buffer-modified-p (buffer-modified-p)))
|
|
|
|
|
|
|
|
|
|
|
|
(defun sc-toggle-var (variable)
|
|
|
|
|
|
"Boolean toggle VARIABLE's value.
|
|
|
|
|
|
VARIABLE must be a bound symbol. Nil values change to t, non-nil
|
|
|
|
|
|
values are changed to nil."
|
|
|
|
|
|
(message "%s changed from %s to %s"
|
|
|
|
|
|
variable (symbol-value variable)
|
|
|
|
|
|
(set-variable variable (not (eval-expression variable))))
|
|
|
|
|
|
(sc-set-mode-string))
|
|
|
|
|
|
|
|
|
|
|
|
(defun sc-set-variable (var)
|
|
|
|
|
|
"Set the Supercite VARIABLE.
|
|
|
|
|
|
This function mimics `set-variable', except that the variable to set
|
|
|
|
|
|
is determined non-interactively. The value is queried for in the
|
|
|
|
|
|
minibuffer exactly the same way that `set-variable' does it.
|
|
|
|
|
|
|
|
|
|
|
|
You can see the current value of the variable when the minibuffer is
|
|
|
|
|
|
querying you by typing `C-h'. Note that the format is changed
|
|
|
|
|
|
slightly from that used by `set-variable' -- the current value is
|
|
|
|
|
|
printed just after the variable's name instead of at the bottom of the
|
|
|
|
|
|
help window."
|
|
|
|
|
|
(let* ((minibuffer-help-form
|
|
|
|
|
|
'(funcall myhelp))
|
|
|
|
|
|
(myhelp
|
|
|
|
|
|
(function
|
|
|
|
|
|
(lambda ()
|
|
|
|
|
|
(with-output-to-temp-buffer "*Help*"
|
|
|
|
|
|
(prin1 var)
|
|
|
|
|
|
(if (boundp var)
|
|
|
|
|
|
(let ((print-length 20))
|
|
|
|
|
|
(princ "\t(Current value: ")
|
|
|
|
|
|
(prin1 (symbol-value var))
|
|
|
|
|
|
(princ ")")))
|
|
|
|
|
|
(princ "\n\nDocumentation:\n")
|
|
|
|
|
|
(princ (substring (documentation-property
|
|
|
|
|
|
var
|
|
|
|
|
|
'variable-documentation)
|
|
|
|
|
|
1))
|
|
|
|
|
|
nil)))))
|
|
|
|
|
|
(set var (eval-minibuffer (format "Set %s to value: " var))))
|
|
|
|
|
|
(sc-set-mode-string))
|
|
|
|
|
|
|
|
|
|
|
|
(defmacro sc-toggle-symbol (rootname)
|
|
|
|
|
|
(list 'defun (intern (concat "sc-T-" rootname)) '()
|
|
|
|
|
|
(list 'interactive)
|
|
|
|
|
|
(list 'sc-toggle-var
|
|
|
|
|
|
(list 'quote (intern (concat "sc-" rootname "-p"))))))
|
|
|
|
|
|
|
|
|
|
|
|
(defmacro sc-setvar-symbol (rootname)
|
|
|
|
|
|
(list 'defun (intern (concat "sc-S-" rootname)) '()
|
|
|
|
|
|
(list 'interactive)
|
|
|
|
|
|
(list 'sc-set-variable
|
|
|
|
|
|
(list 'quote (intern (concat "sc-" rootname))))))
|
|
|
|
|
|
|
|
|
|
|
|
(sc-toggle-symbol "confirm-always")
|
|
|
|
|
|
(sc-toggle-symbol "downcase")
|
|
|
|
|
|
(sc-toggle-symbol "electric-references")
|
|
|
|
|
|
(sc-toggle-symbol "auto-fill-region")
|
|
|
|
|
|
(sc-toggle-symbol "mail-nuke-blank-lines")
|
|
|
|
|
|
(sc-toggle-symbol "nested-citation")
|
|
|
|
|
|
(sc-toggle-symbol "electric-circular")
|
|
|
|
|
|
(sc-toggle-symbol "use-only-preferences")
|
|
|
|
|
|
(sc-toggle-symbol "fixup-whitespace")
|
|
|
|
|
|
|
|
|
|
|
|
(sc-setvar-symbol "preferred-attribution-list")
|
|
|
|
|
|
(sc-setvar-symbol "preferred-header-style")
|
|
|
|
|
|
(sc-setvar-symbol "mail-nuke-mail-headers")
|
|
|
|
|
|
(sc-setvar-symbol "mail-header-nuke-list")
|
|
|
|
|
|
(sc-setvar-symbol "cite-region-limit")
|
|
|
|
|
|
|
|
|
|
|
|
(defun sc-T-describe ()
|
|
|
|
|
|
"
|
|
|
|
|
|
|
|
|
|
|
|
Supercite provides a number of key bindings which simplify the process
|
|
|
|
|
|
of setting or toggling certain variables controlling its operation.
|
|
|
|
|
|
|
|
|
|
|
|
Note on function names in this list: all functions of the form
|
|
|
|
|
|
`sc-S-<name>' actually call `sc-set-variable' on the corresponding
|
|
|
|
|
|
`sc-<name>' variable. All functions of the form `sc-T-<name>' call
|
|
|
|
|
|
`sc-toggle-var' on the corresponding `sc-<name>-p' variable.
|
|
|
|
|
|
|
|
|
|
|
|
\\{sc-T-keymap}"
|
|
|
|
|
|
(interactive)
|
|
|
|
|
|
(describe-function 'sc-T-describe))
|
|
|
|
|
|
|
|
|
|
|
|
(defun sc-set-mode-string ()
|
|
|
|
|
|
"Update the minor mode string to show state of Supercite."
|
|
|
|
|
|
(setq sc-mode-string
|
|
|
|
|
|
(concat " SC"
|
|
|
|
|
|
(if (or sc-auto-fill-region-p
|
|
|
|
|
|
sc-fixup-whitespace-p)
|
|
|
|
|
|
":" "")
|
|
|
|
|
|
(if sc-auto-fill-region-p "f" "")
|
|
|
|
|
|
(if sc-fixup-whitespace-p "w" "")
|
|
|
|
|
|
)))
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
;; ======================================================================
|
|
|
|
|
|
;; published interface to mail and news readers
|
|
|
|
|
|
|
1994-05-07 00:19:23 +00:00
|
|
|
|
;;;###autoload
|
1993-10-13 06:08:00 +00:00
|
|
|
|
(defun sc-cite-original ()
|
|
|
|
|
|
"Workhorse citing function which performs the initial citation.
|
|
|
|
|
|
This is callable from the various mail and news readers' reply
|
|
|
|
|
|
function according to the agreed upon standard. See `\\[sc-describe]'
|
|
|
|
|
|
for more details. `sc-cite-original' does not do any yanking of the
|
|
|
|
|
|
original message but it does require a few things:
|
|
|
|
|
|
|
|
|
|
|
|
1) The reply buffer is the current buffer.
|
|
|
|
|
|
|
|
|
|
|
|
2) The original message has been yanked and inserted into the
|
|
|
|
|
|
reply buffer.
|
|
|
|
|
|
|
|
|
|
|
|
3) Verbose mail headers from the original message have been
|
|
|
|
|
|
inserted into the reply buffer directly before the text of the
|
|
|
|
|
|
original message.
|
|
|
|
|
|
|
|
|
|
|
|
4) Point is at the beginning of the verbose headers.
|
|
|
|
|
|
|
|
|
|
|
|
5) Mark is at the end of the body of text to be cited.
|
|
|
|
|
|
|
|
|
|
|
|
For Emacs 19's, the region need not be active (and typically isn't
|
|
|
|
|
|
when this function is called. Also, the hook `sc-pre-hook' is run
|
|
|
|
|
|
before, and `sc-post-hook' is run after the guts of this function."
|
|
|
|
|
|
(run-hooks 'sc-pre-hook)
|
|
|
|
|
|
|
|
|
|
|
|
;; before we do anything, we want to insert the supercite keymap so
|
|
|
|
|
|
;; we can proceed from here
|
|
|
|
|
|
(and sc-mode-map-prefix
|
|
|
|
|
|
(local-set-key sc-mode-map-prefix sc-mode-map))
|
|
|
|
|
|
|
|
|
|
|
|
;; hack onto the minor mode alist, if it hasn't been done before,
|
|
|
|
|
|
;; then turn on the minor mode. also, set the minor mode string with
|
|
|
|
|
|
;; the values of fill and fixup whitespace variables
|
|
|
|
|
|
(if (not (get 'minor-mode-alist 'sc-minor-mode))
|
|
|
|
|
|
(progn
|
|
|
|
|
|
(put 'minor-mode-alist 'sc-minor-mode 'sc-minor-mode)
|
|
|
|
|
|
(setq minor-mode-alist
|
|
|
|
|
|
(cons '(sc-minor-mode sc-mode-string) minor-mode-alist))
|
|
|
|
|
|
))
|
|
|
|
|
|
(setq sc-minor-mode t)
|
|
|
|
|
|
(sc-set-mode-string)
|
|
|
|
|
|
|
|
|
|
|
|
(undo-boundary)
|
|
|
|
|
|
|
|
|
|
|
|
;; grab point and mark since the region is probably not active when
|
|
|
|
|
|
;; this function gets automatically called. we want point to be a
|
|
|
|
|
|
;; mark so any deleting before point works properly
|
|
|
|
|
|
(let* ((zmacs-regions nil) ; for Lemacs
|
|
|
|
|
|
(mark-active t) ; for FSFmacs
|
|
|
|
|
|
(point (point-marker))
|
|
|
|
|
|
(mark (copy-marker (mark-marker))))
|
|
|
|
|
|
|
|
|
|
|
|
;; make sure point comes before mark, not all functions are
|
|
|
|
|
|
;; interactive "r"
|
|
|
|
|
|
(if (< mark point)
|
|
|
|
|
|
(let ((tmp point))
|
|
|
|
|
|
(setq point mark
|
|
|
|
|
|
mark tmp)))
|
|
|
|
|
|
|
|
|
|
|
|
;; first process mail headers, and populate sc-mail-info
|
|
|
|
|
|
(sc-mail-process-headers point mark)
|
|
|
|
|
|
|
|
|
|
|
|
;; now get possible attributions
|
|
|
|
|
|
(sc-attribs-chop-address (or (sc-mail-field "from")
|
|
|
|
|
|
(sc-mail-field "reply")
|
|
|
|
|
|
(sc-mail-field "reply-to")
|
|
|
|
|
|
(sc-mail-field "sender")))
|
|
|
|
|
|
;; select the attribution
|
|
|
|
|
|
(sc-select-attribution)
|
|
|
|
|
|
|
|
|
|
|
|
;; cite the region, but first check the value of sc-cite-region-limit
|
|
|
|
|
|
(let ((linecnt (count-lines point mark)))
|
|
|
|
|
|
(and sc-cite-region-limit
|
|
|
|
|
|
(if (or (not (numberp sc-cite-region-limit))
|
|
|
|
|
|
(<= linecnt sc-cite-region-limit))
|
|
|
|
|
|
(progn
|
|
|
|
|
|
;; cite the region and insert the header rewrite
|
|
|
|
|
|
(sc-cite-region point mark)
|
|
|
|
|
|
(goto-char point)
|
|
|
|
|
|
(let ((sc-eref-style (or sc-preferred-header-style 0)))
|
|
|
|
|
|
(if sc-electric-references-p
|
|
|
|
|
|
(sc-electric-mode sc-eref-style)
|
|
|
|
|
|
(sc-eref-insert-selected t))))
|
|
|
|
|
|
(beep)
|
|
|
|
|
|
(message
|
|
|
|
|
|
"Region not cited. %d lines exceeds sc-cite-region-limit: %d"
|
|
|
|
|
|
linecnt sc-cite-region-limit))))
|
|
|
|
|
|
|
|
|
|
|
|
;; finally, free the point-marker
|
|
|
|
|
|
(set-marker point nil)
|
|
|
|
|
|
(set-marker mark nil)
|
|
|
|
|
|
)
|
|
|
|
|
|
(run-hooks 'sc-post-hook)
|
|
|
|
|
|
;; post hook could have changed the variables
|
|
|
|
|
|
(sc-set-mode-string))
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
;; ======================================================================
|
|
|
|
|
|
;; bug reporting and miscellaneous commands
|
|
|
|
|
|
|
|
|
|
|
|
(defun sc-open-line (arg)
|
|
|
|
|
|
"Like `open-line', but insert the citation prefix at the front of the line.
|
|
|
|
|
|
With numeric ARG, inserts that many new lines."
|
|
|
|
|
|
(interactive "p")
|
|
|
|
|
|
(save-excursion
|
|
|
|
|
|
(let ((start (point))
|
|
|
|
|
|
(prefix (or (progn (beginning-of-line)
|
|
|
|
|
|
(if (looking-at (sc-cite-regexp))
|
|
|
|
|
|
(sc-submatch 0)))
|
|
|
|
|
|
"")))
|
|
|
|
|
|
(goto-char start)
|
|
|
|
|
|
(open-line arg)
|
|
|
|
|
|
(forward-line 1)
|
|
|
|
|
|
(while (< 0 arg)
|
|
|
|
|
|
(insert prefix)
|
|
|
|
|
|
(forward-line 1)
|
|
|
|
|
|
(setq arg (1- arg))
|
|
|
|
|
|
))))
|
|
|
|
|
|
|
|
|
|
|
|
(defun sc-insert-citation (arg)
|
|
|
|
|
|
"Insert citation string at beginning of current line if not already cited.
|
|
|
|
|
|
With `\\[universal-argument]' insert citation even if line is already
|
|
|
|
|
|
cited."
|
|
|
|
|
|
(interactive "P")
|
|
|
|
|
|
(save-excursion
|
|
|
|
|
|
(beginning-of-line)
|
|
|
|
|
|
(if (or (not (looking-at (sc-cite-regexp)))
|
|
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(looking-at "^[ \t]*$")
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(consp arg))
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(insert (sc-mail-field "sc-citation"))
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(error "Line is already cited."))))
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(defun sc-version (arg)
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"Echo the current version of Supercite in the minibuffer.
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With \\[universal-argument] (universal-argument), or if run non-interactively,
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inserts the version string in the current buffer instead."
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(interactive "P")
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(let ((verstr (format "Using Supercite.el %s" sc-version)))
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(if (or (consp arg)
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(not (interactive-p)))
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(insert "`sc-version' says: " verstr)
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(message verstr))))
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(defun sc-describe ()
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"
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Supercite is a package which provides a flexible mechanism for citing
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email and news replies. Please see the associated texinfo file for
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more information."
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(interactive)
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(describe-function 'sc-describe))
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(defun sc-submit-bug-report ()
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"Submit a bug report on Supercite via mail."
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(interactive)
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(require 'reporter)
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(and
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(y-or-n-p "Do you want to submit a report on Supercite? ")
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(reporter-submit-bug-report
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sc-help-address
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(concat "Supercite version " sc-version)
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(list
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'sc-attrib-selection-list
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'sc-auto-fill-region-p
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'sc-blank-lines-after-headers
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'sc-citation-leader
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'sc-citation-delimiter
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'sc-citation-separator
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'sc-citation-leader-regexp
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'sc-citation-root-regexp
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'sc-citation-nonnested-root-regexp
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'sc-citation-delimiter-regexp
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'sc-citation-separator-regexp
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'sc-cite-region-limit
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'sc-confirm-always-p
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'sc-default-attribution
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'sc-default-author-name
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'sc-downcase-p
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'sc-electric-circular-p
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'sc-electric-references-p
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'sc-fixup-whitespace-p
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'sc-mail-warn-if-non-rfc822-p
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'sc-mumble
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'sc-name-filter-alist
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'sc-nested-citation-p
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'sc-nuke-mail-headers
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'sc-nuke-mail-header-list
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'sc-preferred-attribution-list
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'sc-preferred-header-style
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'sc-reference-tag-string
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'sc-rewrite-header-list
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'sc-titlecue-regexp
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'sc-use-only-preference-p
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))))
|
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;; useful stuff
|
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|
(provide 'supercite)
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|
(run-hooks 'sc-load-hook)
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;;; supercite.el ends here
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