;;; bib-mode.el --- bib-mode, major mode for editing bib files.
;; Copyright (C) 1989 Free Software Foundation, Inc.
;; Maintainer: FSF
;; Keywords: bib
;; This file is part of XEmacs.
;; XEmacs is free software; you can redistribute it and/or modify it
;; under the terms of the GNU General Public License as published by
;; the Free Software Foundation; either version 2, or (at your option)
;; any later version.
;; XEmacs is distributed in the hope that it will be useful, but
;; WITHOUT ANY WARRANTY; without even the implied warranty of
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
;; General Public License for more details.
;; You should have received a copy of the GNU General Public License
;; along with XEmacs; see the file COPYING. If not, write to the Free
;; Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
;; 02111-1307, USA.
;;; Synched up with: FSF 19.34.
;; GNU Emacs code to help maintain databases compatible with (troff)
;; refer and lookbib. The file bib-file should be set to your
;; bibliography file. Keys are automagically inserted as you type,
;; and appropriate keys are presented for various kinds of entries.
(defvar bib-file "~/my-bibliography.bib"
"Default name of file used by `addbib'.")
(defvar unread-bib-file "~/to-be-read.bib"
"Default name of file used by `unread-bib' in Bib mode.")
(defvar bib-mode-map (copy-keymap text-mode-map))
(define-key bib-mode-map "\C-M" 'return-key-bib)
(define-key bib-mode-map "\C-c\C-u" 'unread-bib)
(define-key bib-mode-map "\C-c\C-@" 'mark-bib)
(define-key bib-mode-map "\e`" 'abbrev-mode)
(defvar bib-mode-abbrev-table nil
"Abbrev table used in Bib mode")
(defun addbib ()
"Set up editor to add to troff bibliography file specified
by global variable `bib-file'. See description of `bib-mode'."
(defun bib-mode ()
"Mode for editing `lookbib' style bibliographies.
Hit RETURN to get next % field key.
If you want to ignore this field, just hit RETURN again.
Use `text-mode' to turn this feature off.
journal papers: A* T D J V N P K W X
articles in books & proceedings: A* T D B E* I C P K W X
tech reports: A* T D R I C K W X
books: A* T D I C K W X
A uthor T itle D ate J ournal
V olume N umber P age K eywords
B in book or proceedings E ditor C ity & state
I nstitution, school, or publisher
R eport number or 'phd thesis' or 'masters thesis' or 'draft' or
'unnumbered' or 'unpublished'
W here can be found locally (login name, or ailib, etc.)
X comments (not used in indexing)
\\[unread-bib] appends current entry to a different file (for example,
a file of papers to be read in the future), given by the value of the
\\[mark-bib] marks current or previous entry.
Abbreviations are saved in `bib-mode-abbrev-table'.
Hook can be stored in `bib-mode-hook'.
Field keys given by variable `bib-assoc'.
(setq mode-name "Bib")
(setq major-mode 'bib-mode)
(define-abbrev-table 'bib-mode-abbrev-table ())
(setq local-abbrev-table bib-mode-abbrev-table)
(defconst bib-assoc '(
(" *$" . "%A ")
("%A ." . "%A ")
("%A $" . "%T ")
("%T " . "%D ")
("%D " . "%J ")
("%J ." . "%V ")
("%V " . "%N ")
("%N " . "%P ")
("%P " . "%K ")
("%K " . "%W ")
("%W " . "%X ")
("%X " . "")
("%J $" . "%B ")
("%B ." . "%E ")
("%E ." . "%E ")
("%E $" . "%I ")
("%I " . "%C ")
("%C " . "%P ")
("%B $" . "%R ")
("%R " . "%I ")
"Describes bibliographic database format. A line beginning with
the car of an entry is followed by one beginning with the cdr.
(defun bib-find-key (slots)
(progn (previous-line 1) (bib-find-key bib-assoc))))
((looking-at (car (car slots)))
(cdr (car slots)))
(t (bib-find-key (cdr slots)))
(defvar bib-auto-capitalize t
"*True to automatically capitalize appropriate fields in Bib mode.")
(defconst bib-capitalized-fields "%[AETCBIJR]")
(defun return-key-bib ()
"Magic when user hits return, used by `bib-mode'."
(let (empty new-key beg-current end-current)
(setq empty (looking-at "%. $"))
(if (not empty)
(setq end-current (point))
(setq beg-current (point))
(setq new-key (bib-find-key bib-assoc))
(if (and (not empty) bib-auto-capitalize
(capitalize-title-region (+ (point) 3) end-current)))
(defun mark-bib ()
"Set mark at beginning of current or previous bib entry, point at end."
(if (looking-at "^ *$") (re-search-backward "[^ \n]" nil 2))
(re-search-backward "^ *$" nil 2)
(re-search-forward "^ *$" nil 2)
(defun unread-bib ()
"Append current or previous entry to file of unread papers
named by variable `unread-bib-file'."
(if (get-file-buffer unread-bib-file)
(append-to-buffer (get-file-buffer unread-bib-file) (mark) (point))
(append-to-file (mark) (point) unread-bib-file)))
"Words not to be capitalized in a title (unless they're the first word
in the title).")
(concat "\\(" capitalize-title-stop-words "\\)\\(\\b\\|'\\)"))
(defun capitalize-title-region (begin end)
"Like `capitalize-region', but don't capitalize stop words, except the first."
(let ((case-fold-search nil) (orig-syntax-table (syntax-table)))
(narrow-to-region begin end)
(if (looking-at "[A-Z][a-z]*[A-Z]")
(while (re-search-forward "\\<" nil t)
(if (looking-at "[A-Z][a-z]*[A-Z]")
(if (let ((case-fold-search t))
(defun capitalize-title (s)
"Like `capitalize', but don't capitalize stop words, except the first."
(set-buffer (get-buffer-create "$$$Scratch$$$"))
(capitalize-title-region (point-min) (point-max))
;;; bib-mode.el ends here