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55535639 | 1 | ;;; bib-mode.el --- major mode for editing bib files |
c0274f38 | 2 | |
9750e079 ER |
3 | ;; Copyright (C) 1989 Free Software Foundation, Inc. |
4 | ||
e5167999 | 5 | ;; Maintainer: FSF |
e5167999 ER |
6 | ;; Keywords: bib |
7 | ||
54369c0f JB |
8 | ;; This file is part of GNU Emacs. |
9 | ||
10 | ;; GNU Emacs is free software; you can redistribute it and/or modify | |
11 | ;; it under the terms of the GNU General Public License as published by | |
e5167999 | 12 | ;; the Free Software Foundation; either version 2, or (at your option) |
54369c0f JB |
13 | ;; any later version. |
14 | ||
15 | ;; GNU Emacs is distributed in the hope that it will be useful, | |
16 | ;; but WITHOUT ANY WARRANTY; without even the implied warranty of | |
17 | ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
18 | ;; GNU General Public License for more details. | |
19 | ||
20 | ;; You should have received a copy of the GNU General Public License | |
b578f267 EN |
21 | ;; along with GNU Emacs; see the file COPYING. If not, write to the |
22 | ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330, | |
23 | ;; Boston, MA 02111-1307, USA. | |
54369c0f | 24 | |
e41b2db1 | 25 | ;;; Commentary: |
54369c0f | 26 | |
54369c0f | 27 | ;; GNU Emacs code to help maintain databases compatible with (troff) |
db95369b | 28 | ;; refer and lookbib. The file bib-file should be set to your |
54369c0f JB |
29 | ;; bibliography file. Keys are automagically inserted as you type, |
30 | ;; and appropriate keys are presented for various kinds of entries. | |
31 | ||
e41b2db1 | 32 | ;;; Code: |
55535639 | 33 | |
d1ebc62e SE |
34 | (defgroup bib nil |
35 | "Major mode for editing bib files." | |
36 | :prefix "bib-" | |
6b61353c | 37 | :group 'external |
d1ebc62e | 38 | :group 'wp) |
e41b2db1 | 39 | |
d1ebc62e SE |
40 | (defcustom bib-file "~/my-bibliography.bib" |
41 | "Default name of file used by `addbib'." | |
42 | :type 'file | |
43 | :group 'bib) | |
54369c0f | 44 | |
d1ebc62e SE |
45 | (defcustom unread-bib-file "~/to-be-read.bib" |
46 | "Default name of file used by `unread-bib' in Bib mode." | |
47 | :type 'file | |
48 | :group 'bib) | |
54369c0f JB |
49 | |
50 | (defvar bib-mode-map (copy-keymap text-mode-map)) | |
51 | (define-key bib-mode-map "\C-M" 'return-key-bib) | |
52 | (define-key bib-mode-map "\C-c\C-u" 'unread-bib) | |
53 | (define-key bib-mode-map "\C-c\C-@" 'mark-bib) | |
54 | (define-key bib-mode-map "\e`" 'abbrev-mode) | |
54369c0f JB |
55 | |
56 | (defun addbib () | |
db95369b | 57 | "Set up editor to add to troff bibliography file specified |
54369c0f JB |
58 | by global variable `bib-file'. See description of `bib-mode'." |
59 | (interactive) | |
60 | (find-file bib-file) | |
61 | (goto-char (point-max)) | |
62 | (bib-mode) | |
63 | ) | |
db95369b | 64 | |
dda30de7 | 65 | (define-derived-mode bib-mode text-mode "Bib" |
db95369b | 66 | "Mode for editing `lookbib' style bibliographies. |
54369c0f JB |
67 | Hit RETURN to get next % field key. |
68 | If you want to ignore this field, just hit RETURN again. | |
69 | Use `text-mode' to turn this feature off. | |
70 | ||
71 | journal papers: A* T D J V N P K W X | |
db95369b | 72 | articles in books & proceedings: A* T D B E* I C P K W X |
54369c0f JB |
73 | tech reports: A* T D R I C K W X |
74 | books: A* T D I C K W X | |
75 | ||
76 | Fields: | |
77 | ||
78 | A uthor T itle D ate J ournal | |
79 | V olume N umber P age K eywords | |
80 | B in book or proceedings E ditor C ity & state | |
81 | I nstitution, school, or publisher | |
db95369b | 82 | R eport number or 'phd thesis' or 'masters thesis' or 'draft' or |
54369c0f JB |
83 | 'unnumbered' or 'unpublished' |
84 | W here can be found locally (login name, or ailib, etc.) | |
85 | X comments (not used in indexing) | |
86 | ||
87 | \\[unread-bib] appends current entry to a different file (for example, | |
88 | a file of papers to be read in the future), given by the value of the | |
89 | variable `unread-bib-file'. | |
90 | \\[mark-bib] marks current or previous entry. | |
91 | Abbreviations are saved in `bib-mode-abbrev-table'. | |
92 | Hook can be stored in `bib-mode-hook'. | |
93 | Field keys given by variable `bib-assoc'. | |
94 | ||
95 | Commands: | |
dda30de7 SM |
96 | \\{bib-mode-map}" |
97 | (abbrev-mode 1)) | |
98 | ||
99 | (defconst bib-assoc | |
100 | '((" *$" . "%A ") | |
101 | ("%A ." . "%A ") | |
102 | ("%A $" . "%T ") | |
103 | ("%T " . "%D ") | |
104 | ("%D " . "%J ") | |
105 | ("%J ." . "%V ") | |
106 | ("%V " . "%N ") | |
107 | ("%N " . "%P ") | |
108 | ("%P " . "%K ") | |
109 | ("%K " . "%W ") | |
110 | ("%W " . "%X ") | |
111 | ("%X " . "") | |
112 | ("%J $" . "%B ") | |
113 | ("%B ." . "%E ") | |
114 | ("%E ." . "%E ") | |
115 | ("%E $" . "%I ") | |
116 | ("%I " . "%C ") | |
117 | ("%C " . "%P ") | |
118 | ("%B $" . "%R ") | |
119 | ("%R " . "%I ")) | |
120 | "Describes bibliographic database format. | |
121 | A line beginning with the car of an entry is followed by one beginning | |
122 | with the cdr.") | |
54369c0f JB |
123 | |
124 | (defun bib-find-key (slots) | |
125 | (cond | |
126 | ((null slots) | |
127 | (if (bobp) | |
128 | "" | |
129 | (progn (previous-line 1) (bib-find-key bib-assoc)))) | |
130 | ((looking-at (car (car slots))) | |
131 | (cdr (car slots))) | |
132 | (t (bib-find-key (cdr slots))) | |
133 | )) | |
134 | ||
135 | ||
d1ebc62e SE |
136 | (defcustom bib-auto-capitalize t |
137 | "*True to automatically capitalize appropriate fields in Bib mode." | |
138 | :type 'boolean | |
139 | :group 'bib) | |
54369c0f JB |
140 | |
141 | (defconst bib-capitalized-fields "%[AETCBIJR]") | |
142 | ||
143 | (defun return-key-bib () | |
144 | "Magic when user hits return, used by `bib-mode'." | |
145 | (interactive) | |
146 | (if (eolp) | |
147 | (let (empty new-key beg-current end-current) | |
148 | (beginning-of-line) | |
149 | (setq empty (looking-at "%. $")) | |
150 | (if (not empty) | |
151 | (progn | |
152 | (end-of-line) | |
153 | (newline) | |
154 | (forward-line -1) | |
155 | )) | |
156 | (end-of-line) | |
157 | (setq end-current (point)) | |
158 | (beginning-of-line) | |
159 | (setq beg-current (point)) | |
160 | (setq new-key (bib-find-key bib-assoc)) | |
161 | (if (and (not empty) bib-auto-capitalize | |
162 | (looking-at bib-capitalized-fields)) | |
163 | (save-excursion | |
7a953756 | 164 | (bib-capitalize-title-region (+ (point) 3) end-current))) |
54369c0f JB |
165 | (goto-char beg-current) |
166 | (if empty | |
167 | (kill-line nil) | |
168 | (forward-line 1) | |
169 | ) | |
71a8775a | 170 | (insert new-key)) |
54369c0f JB |
171 | (newline))) |
172 | ||
173 | (defun mark-bib () | |
174 | "Set mark at beginning of current or previous bib entry, point at end." | |
175 | (interactive) | |
176 | (beginning-of-line nil) | |
177 | (if (looking-at "^ *$") (re-search-backward "[^ \n]" nil 2)) | |
178 | (re-search-backward "^ *$" nil 2) | |
179 | (re-search-forward "^%") | |
180 | (beginning-of-line nil) | |
181 | (push-mark (point)) | |
182 | (re-search-forward "^ *$" nil 2) | |
183 | (next-line 1) | |
184 | (beginning-of-line nil)) | |
185 | ||
186 | (defun unread-bib () | |
187 | "Append current or previous entry to file of unread papers | |
188 | named by variable `unread-bib-file'." | |
189 | (interactive) | |
190 | (mark-bib) | |
191 | (if (get-file-buffer unread-bib-file) | |
192 | (append-to-buffer (get-file-buffer unread-bib-file) (mark) (point)) | |
193 | (append-to-file (mark) (point) unread-bib-file))) | |
194 | ||
195 | ||
7a953756 | 196 | (defvar bib-capitalize-title-stop-words |
54369c0f JB |
197 | (concat |
198 | "the\\|and\\|of\\|is\\|a\\|an\\|of\\|for\\|in\\|to\\|in\\|on\\|at\\|" | |
199 | "by\\|with\\|that\\|its") | |
7a953756 | 200 | "Words not to be capitalized in a title (unless the first word).") |
54369c0f | 201 | |
7a953756 RS |
202 | (defvar bib-capitalize-title-stop-regexp |
203 | (concat "\\(" bib-capitalize-title-stop-words "\\)\\(\\b\\|'\\)")) | |
54369c0f | 204 | |
7a953756 | 205 | (defun bib-capitalize-title-region (begin end) |
54369c0f JB |
206 | "Like `capitalize-region', but don't capitalize stop words, except the first." |
207 | (interactive "r") | |
208 | (let ((case-fold-search nil) (orig-syntax-table (syntax-table))) | |
209 | (unwind-protect | |
210 | (save-restriction | |
211 | (set-syntax-table text-mode-syntax-table) | |
212 | (narrow-to-region begin end) | |
213 | (goto-char (point-min)) | |
214 | (if (looking-at "[A-Z][a-z]*[A-Z]") | |
215 | (forward-word 1) | |
216 | (capitalize-word 1)) | |
217 | (while (re-search-forward "\\<" nil t) | |
218 | (if (looking-at "[A-Z][a-z]*[A-Z]") | |
219 | (forward-word 1) | |
220 | (if (let ((case-fold-search t)) | |
7a953756 | 221 | (looking-at bib-capitalize-title-stop-regexp)) |
54369c0f JB |
222 | (downcase-word 1) |
223 | (capitalize-word 1))) | |
224 | )) | |
225 | (set-syntax-table orig-syntax-table)))) | |
226 | ||
227 | ||
7a953756 | 228 | (defun bib-capitalize-title (s) |
54369c0f JB |
229 | "Like `capitalize', but don't capitalize stop words, except the first." |
230 | (save-excursion | |
231 | (set-buffer (get-buffer-create "$$$Scratch$$$")) | |
232 | (erase-buffer) | |
233 | (insert s) | |
7a953756 | 234 | (bib-capitalize-title-region (point-min) (point-max)) |
54369c0f | 235 | (buffer-string))) |
49116ac0 JB |
236 | |
237 | (provide 'bib-mode) | |
238 | ||
6b61353c | 239 | ;;; arch-tag: e3a97958-3c2c-487f-9557-fafc3c98452d |
c0274f38 | 240 | ;;; bib-mode.el ends here |