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c0274f38 ER |
1 | ;;; bib-mode.el --- bib-mode, major mode for editing bib files. |
2 | ||
9750e079 ER |
3 | ;; Copyright (C) 1989 Free Software Foundation, Inc. |
4 | ||
e5167999 | 5 | ;; Maintainer: FSF |
e5167999 ER |
6 | ;; Keywords: bib |
7 | ||
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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 | |
21 | ;; along with GNU Emacs; see the file COPYING. If not, write to | |
22 | ;; the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. | |
23 | ||
e41b2db1 | 24 | ;;; Commentary: |
54369c0f | 25 | |
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26 | ;; GNU Emacs code to help maintain databases compatible with (troff) |
27 | ;; refer and lookbib. The file bib-file should be set to your | |
28 | ;; bibliography file. Keys are automagically inserted as you type, | |
29 | ;; and appropriate keys are presented for various kinds of entries. | |
30 | ||
e41b2db1 ER |
31 | ;;; Code: |
32 | ||
54369c0f JB |
33 | (defvar bib-file "~/my-bibliography.bib" |
34 | "Default name of file used by `addbib'.") | |
35 | ||
36 | (defvar unread-bib-file "~/to-be-read.bib" | |
37 | "Default name of file used by `unread-bib' in Bib mode.") | |
38 | ||
39 | (defvar bib-mode-map (copy-keymap text-mode-map)) | |
40 | (define-key bib-mode-map "\C-M" 'return-key-bib) | |
41 | (define-key bib-mode-map "\C-c\C-u" 'unread-bib) | |
42 | (define-key bib-mode-map "\C-c\C-@" 'mark-bib) | |
43 | (define-key bib-mode-map "\e`" 'abbrev-mode) | |
44 | (defvar bib-mode-abbrev-table nil | |
45 | "Abbrev table used in Bib mode") | |
46 | ||
47 | (defun addbib () | |
48 | "Set up editor to add to troff bibliography file specified | |
49 | by global variable `bib-file'. See description of `bib-mode'." | |
50 | (interactive) | |
51 | (find-file bib-file) | |
52 | (goto-char (point-max)) | |
53 | (bib-mode) | |
54 | ) | |
55 | ||
56 | (defun bib-mode () | |
57 | "Mode for editing `lookbib' style bibliographies. | |
58 | Hit RETURN to get next % field key. | |
59 | If you want to ignore this field, just hit RETURN again. | |
60 | Use `text-mode' to turn this feature off. | |
61 | ||
62 | journal papers: A* T D J V N P K W X | |
63 | articles in books & proceedings: A* T D B E* I C P K W X | |
64 | tech reports: A* T D R I C K W X | |
65 | books: A* T D I C K W X | |
66 | ||
67 | Fields: | |
68 | ||
69 | A uthor T itle D ate J ournal | |
70 | V olume N umber P age K eywords | |
71 | B in book or proceedings E ditor C ity & state | |
72 | I nstitution, school, or publisher | |
73 | R eport number or 'phd thesis' or 'masters thesis' or 'draft' or | |
74 | 'unnumbered' or 'unpublished' | |
75 | W here can be found locally (login name, or ailib, etc.) | |
76 | X comments (not used in indexing) | |
77 | ||
78 | \\[unread-bib] appends current entry to a different file (for example, | |
79 | a file of papers to be read in the future), given by the value of the | |
80 | variable `unread-bib-file'. | |
81 | \\[mark-bib] marks current or previous entry. | |
82 | Abbreviations are saved in `bib-mode-abbrev-table'. | |
83 | Hook can be stored in `bib-mode-hook'. | |
84 | Field keys given by variable `bib-assoc'. | |
85 | ||
86 | Commands: | |
87 | \\{bib-mode-map} | |
88 | " | |
89 | (interactive) | |
90 | (text-mode) | |
91 | (use-local-map bib-mode-map) | |
92 | (setq mode-name "Bib") | |
93 | (setq major-mode 'bib-mode) | |
94 | (define-abbrev-table 'bib-mode-abbrev-table ()) | |
95 | (setq local-abbrev-table bib-mode-abbrev-table) | |
96 | (abbrev-mode 1) | |
97 | (run-hooks 'bib-mode-hook) | |
98 | ) | |
99 | ||
100 | (defconst bib-assoc '( | |
101 | (" *$" . "%A ") | |
102 | ("%A ." . "%A ") | |
103 | ("%A $" . "%T ") | |
104 | ("%T " . "%D ") | |
105 | ("%D " . "%J ") | |
106 | ("%J ." . "%V ") | |
107 | ("%V " . "%N ") | |
108 | ("%N " . "%P ") | |
109 | ("%P " . "%K ") | |
110 | ("%K " . "%W ") | |
111 | ("%W " . "%X ") | |
112 | ("%X " . "") | |
113 | ("%J $" . "%B ") | |
114 | ("%B ." . "%E ") | |
115 | ("%E ." . "%E ") | |
116 | ("%E $" . "%I ") | |
117 | ("%I " . "%C ") | |
118 | ("%C " . "%P ") | |
119 | ("%B $" . "%R ") | |
120 | ("%R " . "%I ") | |
121 | ) | |
122 | ||
123 | "Describes bibliographic database format. A line beginning with | |
124 | the car of an entry is followed by one beginning with the cdr. | |
125 | ") | |
126 | ||
127 | (defun bib-find-key (slots) | |
128 | (cond | |
129 | ((null slots) | |
130 | (if (bobp) | |
131 | "" | |
132 | (progn (previous-line 1) (bib-find-key bib-assoc)))) | |
133 | ((looking-at (car (car slots))) | |
134 | (cdr (car slots))) | |
135 | (t (bib-find-key (cdr slots))) | |
136 | )) | |
137 | ||
138 | ||
139 | (defvar bib-auto-capitalize t | |
140 | "*True to automatically capitalize appropriate fields in Bib mode.") | |
141 | ||
142 | (defconst bib-capitalized-fields "%[AETCBIJR]") | |
143 | ||
144 | (defun return-key-bib () | |
145 | "Magic when user hits return, used by `bib-mode'." | |
146 | (interactive) | |
147 | (if (eolp) | |
148 | (let (empty new-key beg-current end-current) | |
149 | (beginning-of-line) | |
150 | (setq empty (looking-at "%. $")) | |
151 | (if (not empty) | |
152 | (progn | |
153 | (end-of-line) | |
154 | (newline) | |
155 | (forward-line -1) | |
156 | )) | |
157 | (end-of-line) | |
158 | (setq end-current (point)) | |
159 | (beginning-of-line) | |
160 | (setq beg-current (point)) | |
161 | (setq new-key (bib-find-key bib-assoc)) | |
162 | (if (and (not empty) bib-auto-capitalize | |
163 | (looking-at bib-capitalized-fields)) | |
164 | (save-excursion | |
165 | (capitalize-title-region (+ (point) 3) end-current))) | |
166 | (goto-char beg-current) | |
167 | (if empty | |
168 | (kill-line nil) | |
169 | (forward-line 1) | |
170 | ) | |
171 | (insert-string new-key)) | |
172 | (newline))) | |
173 | ||
174 | (defun mark-bib () | |
175 | "Set mark at beginning of current or previous bib entry, point at end." | |
176 | (interactive) | |
177 | (beginning-of-line nil) | |
178 | (if (looking-at "^ *$") (re-search-backward "[^ \n]" nil 2)) | |
179 | (re-search-backward "^ *$" nil 2) | |
180 | (re-search-forward "^%") | |
181 | (beginning-of-line nil) | |
182 | (push-mark (point)) | |
183 | (re-search-forward "^ *$" nil 2) | |
184 | (next-line 1) | |
185 | (beginning-of-line nil)) | |
186 | ||
187 | (defun unread-bib () | |
188 | "Append current or previous entry to file of unread papers | |
189 | named by variable `unread-bib-file'." | |
190 | (interactive) | |
191 | (mark-bib) | |
192 | (if (get-file-buffer unread-bib-file) | |
193 | (append-to-buffer (get-file-buffer unread-bib-file) (mark) (point)) | |
194 | (append-to-file (mark) (point) unread-bib-file))) | |
195 | ||
196 | ||
197 | (defvar capitalize-title-stop-words | |
198 | (concat | |
199 | "the\\|and\\|of\\|is\\|a\\|an\\|of\\|for\\|in\\|to\\|in\\|on\\|at\\|" | |
200 | "by\\|with\\|that\\|its") | |
201 | "Words not to be capitialized in a title (unless they're the first word | |
202 | in the title).") | |
203 | ||
204 | (defvar capitalize-title-stop-regexp | |
205 | (concat "\\(" capitalize-title-stop-words "\\)\\(\\b\\|'\\)")) | |
206 | ||
207 | (defun capitalize-title-region (begin end) | |
208 | "Like `capitalize-region', but don't capitalize stop words, except the first." | |
209 | (interactive "r") | |
210 | (let ((case-fold-search nil) (orig-syntax-table (syntax-table))) | |
211 | (unwind-protect | |
212 | (save-restriction | |
213 | (set-syntax-table text-mode-syntax-table) | |
214 | (narrow-to-region begin end) | |
215 | (goto-char (point-min)) | |
216 | (if (looking-at "[A-Z][a-z]*[A-Z]") | |
217 | (forward-word 1) | |
218 | (capitalize-word 1)) | |
219 | (while (re-search-forward "\\<" nil t) | |
220 | (if (looking-at "[A-Z][a-z]*[A-Z]") | |
221 | (forward-word 1) | |
222 | (if (let ((case-fold-search t)) | |
223 | (looking-at capitalize-title-stop-regexp)) | |
224 | (downcase-word 1) | |
225 | (capitalize-word 1))) | |
226 | )) | |
227 | (set-syntax-table orig-syntax-table)))) | |
228 | ||
229 | ||
230 | (defun capitalize-title (s) | |
231 | "Like `capitalize', but don't capitalize stop words, except the first." | |
232 | (save-excursion | |
233 | (set-buffer (get-buffer-create "$$$Scratch$$$")) | |
234 | (erase-buffer) | |
235 | (insert s) | |
236 | (capitalize-title-region (point-min) (point-max)) | |
237 | (buffer-string))) | |
49116ac0 JB |
238 | |
239 | (provide 'bib-mode) | |
240 | ||
c0274f38 | 241 | ;;; bib-mode.el ends here |