1 ;;; ethio-util.el --- utilities for Ethiopic
3 ;; Copyright (C) 1997 Electrotechnical Laboratory, JAPAN.
4 ;; Licensed to the Free Software Foundation.
6 ;; Keywords: mule, multilingual, Ethiopic
8 ;; This file is part of GNU Emacs.
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
12 ;; the Free Software Foundation; either version 2, or (at your option)
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.
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 the
22 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
23 ;; Boston, MA 02111-1307, USA.
25 ;; Author: TAKAHASHI Naoto <ntakahas@etl.go.jp>
29 ;; Information for exiting Ethiopic environment.
30 (defvar exit-ethiopic-environment-data nil
)
33 (defun setup-ethiopic-environment ()
34 "Setup multilingual environment for Ethiopic."
35 (set-language-environment "Ethiopic"))
38 (defun setup-ethiopic-environment-internal ()
39 (let ((key-bindings '((" " . ethio-insert-space
)
40 ([?\S-
] . ethio-insert-ethio-space
)
41 ([?\C-
'] . ethio-gemination
)
42 ([f2] . ethio-toggle-space)
43 ([S-f2] . ethio-replace-space) ; as requested
44 ([f3] . ethio-toggle-punctuation)
45 ([f4] . ethio-sera-to-fidel-buffer)
46 ([S-f4] . ethio-sera-to-fidel-region)
47 ([C-f4] . ethio-sera-to-fidel-mail-or-marker)
48 ([f5] . ethio-fidel-to-sera-buffer)
49 ([S-f5] . ethio-fidel-to-sera-region)
50 ([C-f5] . ethio-fidel-to-sera-mail-or-marker)
51 ([f6] . ethio-modify-vowel)
52 ([f7] . ethio-replace-space)
53 ([f8] . ethio-input-special-character)))
56 (setq kb (car (car key-bindings)))
57 (setq exit-ethiopic-environment-data
58 (cons (cons kb (global-key-binding kb))
59 exit-ethiopic-environment-data))
60 (global-set-key kb (cdr (car key-bindings)))
61 (setq key-bindings (cdr key-bindings))))
63 (add-hook 'quail-activate-hook 'ethio-select-a-translation)
64 (add-hook 'find-file-hooks 'ethio-find-file)
65 (add-hook 'write-file-hooks 'ethio-write-file)
66 (add-hook 'after-save-hook 'ethio-find-file))
68 (defun exit-ethiopic-environment ()
69 "Exit Ethiopic language environment"
70 (while exit-ethiopic-environment-data
71 (global-set-key (car (car exit-ethiopic-environment-data))
72 (cdr (car exit-ethiopic-environment-data)))
73 (setq exit-ethiopic-environment-data
74 (cdr exit-ethiopic-environment-data)))
76 (remove-hook 'quail-activate-hook 'ethio-select-a-translation)
77 (remove-hook 'find-file-hooks 'ethio-find-file)
78 (remove-hook 'write-file-hooks 'ethio-write-file)
79 (remove-hook 'after-save-hook 'ethio-find-file))
82 ;; ETHIOPIC UTILITY FUNCTIONS
85 ;; If the filename ends in ".sera", editing is done in fidel
86 ;; but file I/O is done in SERA.
88 ;; If the filename ends in ".java", editing is done in fidel
89 ;; but file I/O is done in the \uXXXX style, where XXXX is
90 ;; the Unicode codepoint for the Ethiopic character.
92 ;; If the filename ends in ".tex", editing is done in fidel
93 ;; but file I/O is done in EthioTeX format.
95 ;; To automatically convert Ethiopic text to SERA format when sending mail,
96 ;; (add-hook 'mail-send-hook 'ethio-fidel-to-sera-mail)
98 ;; To automatically convert SERA format to Ethiopic when receiving mail,
99 ;; (add-hook 'rmail-show-message-hook 'ethio-sera-to-fidel-mail)
101 ;; To automatically convert Ethiopic text to SERA format when posting news,
102 ;; (add-hook 'news-inews-hook 'ethio-fidel-to-sera-mail)
108 (defvar ethio-primary-language 'tigrigna
109 "*Symbol that defines the primary language in SERA --> FIDEL conversion.
110 The value should be one of: `tigrigna', `amharic' or `english'.")
112 (defvar ethio-secondary-language 'english
113 "*Symbol that defines the secondary language in SERA --> FIDEL conversion.
114 The value should be one of: `tigrigna', `amharic' or `english'.")
116 (defvar ethio-use-colon-for-colon nil
117 "*Non-nil means associate ASCII colon with Ethiopic colon.
118 If nil, associate ASCII colon with Ethiopic word separator, i.e., two
119 vertically stacked dots. All SERA <--> FIDEL converters refer this
122 (defvar ethio-use-three-dot-question nil
123 "*Non-nil means associate ASCII question mark with Ethiopic old style question mark (three vertically stacked dots).
124 If nil, associate ASCII question mark with Ethiopic stylised question
125 mark. All SERA <--> FIDEL converters refer this variable.")
127 (defvar ethio-quote-vowel-always nil
128 "*Non-nil means always put an apostrophe before an isolated vowel (except at word initial) in FIDEL --> SERA conversion.
129 If nil, put an apostrophe only between a sixth-form consonant and an
132 (defvar ethio-W-sixth-always nil
133 "*Non-nil means convert the Wu-form of a 12-form consonant to \"W'\" instead of \"Wu\" in FIDEL --> SERA conversion.")
135 (defvar ethio-numeric-reduction 0
136 "*Degree of reduction in converting Ethiopic digits into Arabic digits.
138 For example, ({10}{9}{100}{80}{7}) is converted into:
139 `10`9`100`80`7 if `ethio-numeric-reduction' is 0,
140 `109100807 if `ethio-numeric-reduction' is 1,
141 `10900807 if `ethio-numeric-reduction' is 2.")
143 (defvar ethio-implicit-period-conversion t
144 "*Non-nil means replacing the Ethiopic dot at the end of an Ethiopic sentence
145 with an Ethiopic full stop.")
147 (defvar ethio-java-save-lowercase nil
148 "*Non-nil means save Ethiopic characters in lowercase hex numbers to Java files.
149 If nil, use uppercases.")
155 (defconst ethio-sera-to-fidel-table
157 nil nil nil nil nil nil nil nil nil nil nil nil nil nil nil nil
158 nil nil nil nil nil nil nil nil nil nil nil nil nil nil nil nil
161 (?: (if ethio-use-colon-for-colon " \e$(3$l\e(B" "\e$(3$h\e(B")
162 (32 (if ethio-use-colon-for-colon " \e$(3$l\e(B " "\e$(3$h\e(B"))
165 (?| (if ethio-use-colon-for-colon " \e$(3$l\e(B|" " \e$(3$h\e(B|")
166 (?: " \e$(3$o\e(B"))))
169 nil nil nil nil nil nil ("" (?' "\e$(3%s\e(B"))
171 nil nil nil nil ("\e$(3$j\e(B") ("-" (?: "\e$(3$l\e(B")) ("\e$(3%u\e(B")
172 ;;; / 0 1 2 3 4 5 6 7 8 9
173 nil nil nil nil nil nil nil nil nil nil nil
175 ((if ethio-use-colon-for-colon "\e$(3$l\e(B" "\e$(3$h\e(B")
176 (32 (if ethio-use-colon-for-colon "\e$(3$l\e(B " "\e$(3$h\e(B"))
179 (?| (if ethio-use-colon-for-colon "\e$(3$l\e(B|" "\e$(3$h\e(B|")
182 ("\e$(3$k\e(B") ("<" (?< "\e$(3%v\e(B")) nil (">" (?> "\e$(3%w\e(B"))
184 ((if ethio-use-three-dot-question "\e$(3$n\e(B" "\e$(3%x\e(B"))
188 ("\e$(3"f\e(B" (?2 "\e$(3#8\e(B"))
190 ("\e$(3"(\e(B" (?e "\e$(3"#\e(B") (?u "\e$(3"$\e(B") (?i "\e$(3"%\e(B") (?a "\e$(3"&\e(B") (?E "\e$(3"'\e(B") (?o "\e$(3")\e(B")
191 (?W "\e$(3%b\e(B" (?e "\e$(3%2\e(B") (?u "\e$(3%b\e(B") (?i "\e$(3%B\e(B") (?a "\e$(3"*\e(B") (?E "\e$(3%R\e(B")))
193 ("\e$(3$4\e(B" (?e "\e$(3$/\e(B") (?u "\e$(3$0\e(B") (?i "\e$(3$1\e(B") (?a "\e$(3$2\e(B") (?E "\e$(3$3\e(B") (?o "\e$(3$5\e(B")
194 (?W "\e$(3$6\e(B" (?a "\e$(3$6\e(B")
195 (?e "\e$(3$4%n\e(B") (?u "\e$(3$4%r\e(B") (?i "\e$(3$4%o\e(B") (?E "\e$(3$4%q\e(B")))
197 ("\e$(3#b\e(B" (?e "\e$(3#]\e(B") (?u "\e$(3#^\e(B") (?i "\e$(3#_\e(B") (?a "\e$(3#`\e(B") (?E "\e$(3#a\e(B") (?o "\e$(3#c\e(B")
198 (?W "\e$(3#d\e(B" (?a "\e$(3#d\e(B")
199 (?e "\e$(3#b%n\e(B") (?u "\e$(3#b%r\e(B") (?i "\e$(3#b%o\e(B") (?E "\e$(3#b%q\e(B")))
201 ("\e$(3"g\e(B" (?2 "\e$(3#9\e(B"))
203 ("\e$(3$T\e(B" (?e "\e$(3$O\e(B") (?u "\e$(3$P\e(B") (?i "\e$(3$Q\e(B") (?a "\e$(3$R\e(B") (?E "\e$(3$S\e(B") (?o "\e$(3$U\e(B")
204 (?W "\e$(3%d\e(B" (?e "\e$(3%4\e(B") (?u "\e$(3%d\e(B") (?i "\e$(3%D\e(B") (?a "\e$(3$V\e(B") (?E "\e$(3%T\e(B"))
205 (?Y "\e$(3$a\e(B" (?a "\e$(3$a\e(B")))
207 ("\e$(3$$\e(B" (?e "\e$(3#}\e(B") (?u "\e$(3#~\e(B") (?i "\e$(3$!\e(B") (?a "\e$(3$"\e(B") (?E "\e$(3$#\e(B") (?o "\e$(3$%\e(B")
208 (?W "\e$(3%c\e(B" (?e "\e$(3%3\e(B") (?u "\e$(3%c\e(B") (?i "\e$(3%C\e(B") (?a "\e$(3$&\e(B") (?E "\e$(3%S\e(B")))
210 ("\e$(3!6\e(B" (?e "\e$(3!1\e(B") (?u "\e$(3!2\e(B") (?i "\e$(3!3\e(B") (?a "\e$(3!4\e(B") (?E "\e$(3!5\e(B") (?o "\e$(3!7\e(B")
211 (?W "\e$(3!8\e(B" (?a "\e$(3!8\e(B")
212 (?e "\e$(3!6%n\e(B") (?u "\e$(3!6%r\e(B") (?i "\e$(3!6%o\e(B") (?E "\e$(3!6%q\e(B")))
214 ("\e$(3"h\e(B" (?2 "\e$(3#:\e(B"))
216 ("\e$(3#j\e(B" (?e "\e$(3#e\e(B") (?u "\e$(3#f\e(B") (?i "\e$(3#g\e(B") (?a "\e$(3#h\e(B") (?E "\e$(3#i\e(B") (?o "\e$(3#k\e(B")
217 (?W "\e$(3#l\e(B" (?a "\e$(3#l\e(B")
218 (?e "\e$(3#j%n\e(B") (?u "\e$(3#j%r\e(B") (?i "\e$(3#j%o\e(B") (?E "\e$(3#j%q\e(B")))
220 ("\e$(3#"\e(B" (?e "\e$(3"{\e(B") (?u "\e$(3"|\e(B") (?i "\e$(3"}\e(B") (?a "\e$(3"~\e(B") (?E "\e$(3#!\e(B") (?o "\e$(3##\e(B")
221 (?W "\e$(3#*\e(B" (?e "\e$(3#%\e(B") (?u "\e$(3#*\e(B") (?i "\e$(3#'\e(B") (?a "\e$(3#(\e(B") (?E "\e$(3#)\e(B")))
223 ("\e$(3!.\e(B" (?e "\e$(3!)\e(B") (?u "\e$(3!*\e(B") (?i "\e$(3!+\e(B") (?a "\e$(3!,\e(B") (?E "\e$(3!-\e(B") (?o "\e$(3!/\e(B")
224 (?W "\e$(3!0\e(B" (?a "\e$(3!0\e(B")
225 (?e "\e$(3!.%n\e(B") (?u "\e$(3!.%r\e(B") (?i "\e$(3!.%o\e(B") (?E "\e$(3!.%q\e(B")))
227 ("\e$(3!>\e(B" (?e "\e$(3!9\e(B") (?u "\e$(3!:\e(B") (?i "\e$(3!;\e(B") (?a "\e$(3!<\e(B") (?E "\e$(3!=\e(B") (?o "\e$(3!?\e(B")
228 (?W "\e$(3%a\e(B" (?e "\e$(3%1\e(B") (?u "\e$(3%a\e(B") (?i "\e$(3%A\e(B") (?a "\e$(3!@\e(B") (?E "\e$(3%Q\e(B"))
229 (?Y "\e$(3$_\e(B" (?a "\e$(3$_\e(B")))
231 ("\e$(3"`\e(B" (?e "\e$(3"[\e(B") (?u "\e$(3"\\e(B") (?i "\e$(3"]\e(B") (?a "\e$(3"^\e(B") (?E "\e$(3"_\e(B") (?o "\e$(3"a\e(B")
232 (?W "\e$(3"b\e(B" (?a "\e$(3"b\e(B")
233 (?e "\e$(3"`%n\e(B") (?u "\e$(3"`%r\e(B") (?i "\e$(3"`%o\e(B") (?E "\e$(3"`%q\e(B")))
235 ("\e$(3"i\e(B" (?2 "\e$(3#;\e(B"))
237 ("\e$(3$<\e(B" (?e "\e$(3$7\e(B") (?u "\e$(3$8\e(B") (?i "\e$(3$9\e(B") (?a "\e$(3$:\e(B") (?E "\e$(3$;\e(B") (?o "\e$(3$=\e(B")
238 (?W "\e$(3$>\e(B" (?a "\e$(3$>\e(B")
239 (?e "\e$(3$<%n\e(B") (?u "\e$(3$<%r\e(B") (?i "\e$(3$<%o\e(B") (?E "\e$(3$<%q\e(B")))
241 ("\e$(3!v\e(B" (?e "\e$(3!q\e(B") (?u "\e$(3!r\e(B") (?i "\e$(3!s\e(B") (?a "\e$(3!t\e(B") (?E "\e$(3!u\e(B") (?o "\e$(3!w\e(B")
242 (?W "\e$(3!~\e(B" (?e "\e$(3!y\e(B") (?u "\e$(3!~\e(B") (?i "\e$(3!{\e(B") (?a "\e$(3!|\e(B") (?E "\e$(3!}\e(B")))
244 ("\e$(3!N\e(B" (?e "\e$(3!I\e(B") (?u "\e$(3!J\e(B") (?i "\e$(3!K\e(B") (?a "\e$(3!L\e(B") (?E "\e$(3!M\e(B") (?o "\e$(3!O\e(B")
245 (?W "\e$(3!P\e(B" (?a "\e$(3!P\e(B")
246 (?e "\e$(3!N%n\e(B") (?u "\e$(3!N%r\e(B") (?i "\e$(3!N%o\e(B") (?E "\e$(3!N%q\e(B"))
247 (?Y "\e$(3$`\e(B" (?a "\e$(3$`\e(B")))
249 ("\e$(3$D\e(B" (?e "\e$(3$?\e(B") (?u "\e$(3$@\e(B") (?i "\e$(3$A\e(B") (?a "\e$(3$B\e(B") (?E "\e$(3$C\e(B") (?o "\e$(3$E\e(B")
250 (?W "\e$(3$F\e(B" (?a "\e$(3$F\e(B")
251 (?e "\e$(3$D%n\e(B") (?u "\e$(3$D%r\e(B") (?i "\e$(3$D%o\e(B") (?E "\e$(3$D%q\e(B"))
253 (?e "\e$(3$G\e(B") (?u "\e$(3$H\e(B") (?i "\e$(3$I\e(B") (?a "\e$(3$J\e(B") (?E "\e$(3$K\e(B") (?o "\e$(3$M\e(B")
254 (?W "\e$(3$F\e(B" (?a "\e$(3$F\e(B")
255 (?e "\e$(3$L%n\e(B") (?u "\e$(3$L%r\e(B") (?i "\e$(3$L%o\e(B") (?E "\e$(3$L%q\e(B"))))
257 ("\e$(3$,\e(B" (?e "\e$(3$'\e(B") (?u "\e$(3$(\e(B") (?i "\e$(3$)\e(B") (?a "\e$(3$*\e(B") (?E "\e$(3$+\e(B") (?o "\e$(3$-\e(B")
258 (?W "\e$(3$.\e(B" (?a "\e$(3$.\e(B")
259 (?e "\e$(3$,%n\e(B") (?u "\e$(3$,%r\e(B") (?i "\e$(3$,%o\e(B") (?E "\e$(3$,%q\e(B")))
261 ("\e$(3"d\e(B" (?2 "\e$(3#6\e(B"))
263 ("\e$(3"0\e(B" (?e "\e$(3"+\e(B") (?u "\e$(3",\e(B") (?i "\e$(3"-\e(B") (?a "\e$(3".\e(B") (?E "\e$(3"/\e(B") (?o "\e$(3"1\e(B")
264 (?W "\e$(3"2\e(B" (?a "\e$(3"2\e(B")
265 (?e "\e$(3"0%n\e(B") (?u "\e$(3"0%r\e(B") (?i "\e$(3"0%o\e(B") (?E "\e$(3"0%q\e(B")))
267 ("\e$(3%r\e(B" (?e "\e$(3%n\e(B") (?u "\e$(3%r\e(B") (?i "\e$(3%o\e(B") (?a "\e$(3%p\e(B") (?E "\e$(3%q\e(B"))
269 ("\e$(3%N\e(B" (?e "\e$(3%I\e(B") (?u "\e$(3%J\e(B") (?i "\e$(3%K\e(B") (?a "\e$(3%L\e(B") (?E "\e$(3%M\e(B") (?o "\e$(3%O\e(B"))
271 ("\e$(3#R\e(B" (?e "\e$(3#M\e(B") (?u "\e$(3#N\e(B") (?i "\e$(3#O\e(B") (?a "\e$(3#P\e(B") (?E "\e$(3#Q\e(B") (?o "\e$(3#S\e(B")
272 (?W "\e$(3#T\e(B" (?a "\e$(3#T\e(B")
273 (?e "\e$(3#R%n\e(B") (?u "\e$(3#R%r\e(B") (?i "\e$(3#R%o\e(B") (?E "\e$(3#R%q\e(B")))
275 ("\e$(3#J\e(B" (?e "\e$(3#E\e(B") (?u "\e$(3#F\e(B") (?i "\e$(3#G\e(B") (?a "\e$(3#H\e(B") (?E "\e$(3#I\e(B") (?o "\e$(3#K\e(B")
276 (?W "\e$(3#L\e(B" (?a "\e$(3#L\e(B")
277 (?e "\e$(3#J%n\e(B") (?u "\e$(3#J%r\e(B") (?i "\e$(3#J%o\e(B") (?E "\e$(3#J%q\e(B")))
283 (?? (if ethio-use-three-dot-question "\e$(3%x\e(B" "\e$(3$n\e(B"))
285 (?e "\e$(3#5\e(B") (?u "\e$(3#6\e(B") (?U "\e$(3#6\e(B") (?i "\e$(3#7\e(B") (?a "\e$(3#8\e(B") (?A "\e$(3#8\e(B")
286 (?E "\e$(3#9\e(B") (?I "\e$(3#:\e(B") (?o "\e$(3#;\e(B") (?O "\e$(3#;\e(B")
288 (?e "\e$(3%Y\e(B") (?u "\e$(3%Z\e(B") (?i "\e$(3%[\e(B") (?a "\e$(3%\\e(B") (?E "\e$(3%]\e(B") (?o "\e$(3%_\e(B"))
290 (?e "\e$(3"C\e(B") (?u "\e$(3"D\e(B") (?i "\e$(3"E\e(B") (?a "\e$(3"F\e(B") (?E "\e$(3"G\e(B") (?o "\e$(3"I\e(B")
291 (?W "\e$(3"P\e(B" (?e "\e$(3"K\e(B") (?u "\e$(3"P\e(B") (?i "\e$(3"M\e(B") (?a "\e$(3"N\e(B") (?E "\e$(3"O\e(B")))
293 (?e "\e$(3%9\e(B") (?u "\e$(3%:\e(B") (?i "\e$(3%;\e(B") (?a "\e$(3%<\e(B") (?E "\e$(3%=\e(B") (?o "\e$(3%?\e(B"))
295 (?e "\e$(3!A\e(B") (?u "\e$(3!B\e(B") (?i "\e$(3!C\e(B") (?a "\e$(3!D\e(B") (?E "\e$(3!E\e(B") (?o "\e$(3!G\e(B")
296 (?W "\e$(3!H\e(B" (?a "\e$(3!H\e(B")
297 (?e "\e$(3!F%n\e(B") (?u "\e$(3!F%r\e(B") (?i "\e$(3!F%o\e(B") (?E "\e$(3!F%q\e(B")))
299 (?e "\e$(3$G\e(B") (?u "\e$(3$H\e(B") (?i "\e$(3$I\e(B") (?a "\e$(3$J\e(B") (?E "\e$(3$K\e(B") (?o "\e$(3$M\e(B")
300 (?W "\e$(3$F\e(B" (?a "\e$(3$F\e(B")
301 (?e "\e$(3$L%n\e(B") (?u "\e$(3$L%r\e(B") (?i "\e$(3$L%o\e(B") (?E "\e$(3$L%q\e(B")))
302 (?q "\e$(3%.\e(B" (?e "\e$(3%)\e(B") (?u "\e$(3%*\e(B") (?i "\e$(3%+\e(B") (?a "\e$(3%,\e(B") (?E "\e$(3%-\e(B") (?o "\e$(3%/\e(B")))
304 ("\e$(3"f\e(B" (?2 "\e$(3#8\e(B"))
306 ("\e$(3"(\e(B" (?e "\e$(3"#\e(B") (?u "\e$(3"$\e(B") (?i "\e$(3"%\e(B") (?a "\e$(3"&\e(B") (?E "\e$(3"'\e(B") (?o "\e$(3")\e(B")
307 (?W "\e$(3%b\e(B" (?e "\e$(3%2\e(B") (?u "\e$(3%b\e(B") (?i "\e$(3%B\e(B") (?a "\e$(3"*\e(B") (?E "\e$(3%R\e(B")))
309 ("\e$(3"@\e(B" (?e "\e$(3";\e(B") (?u "\e$(3"<\e(B") (?i "\e$(3"=\e(B") (?a "\e$(3">\e(B") (?E "\e$(3"?\e(B") (?o "\e$(3"A\e(B")
310 (?W "\e$(3"B\e(B" (?a "\e$(3"B\e(B")
311 (?e "\e$(3"@%n\e(B") (?u "\e$(3"@%r\e(B") (?i "\e$(3"@%o\e(B") (?E "\e$(3"@%q\e(B")))
313 ("\e$(3#Z\e(B" (?e "\e$(3#U\e(B") (?u "\e$(3#V\e(B") (?i "\e$(3#W\e(B") (?a "\e$(3#X\e(B") (?E "\e$(3#Y\e(B") (?o "\e$(3#[\e(B")
314 (?W "\e$(3#\\e(B" (?a "\e$(3#\\e(B")
315 (?e "\e$(3#Z%o\e(B") (?u "\e$(3#Z%r\e(B") (?i "\e$(3#Z%p\e(B") (?E "\e$(3#Z%q\e(B")))
317 ("\e$(3"c\e(B" (?2 "\e$(3#5\e(B") (?a "\e$(3"j\e(B"))
319 ("\e$(3$T\e(B" (?e "\e$(3$O\e(B") (?u "\e$(3$P\e(B") (?i "\e$(3$Q\e(B") (?a "\e$(3$R\e(B") (?E "\e$(3$S\e(B") (?o "\e$(3$U\e(B")
320 (?W "\e$(3%d\e(B" (?e "\e$(3%4\e(B") (?u "\e$(3%d\e(B") (?i "\e$(3%D\e(B") (?a "\e$(3$V\e(B") (?E "\e$(3%T\e(B"))
321 (?Y "\e$(3$a\e(B" (?a "\e$(3$a\e(B")))
323 ("\e$(3#r\e(B" (?e "\e$(3#m\e(B") (?u "\e$(3#n\e(B") (?i "\e$(3#o\e(B") (?a "\e$(3#p\e(B") (?E "\e$(3#q\e(B") (?o "\e$(3#s\e(B")
324 (?W "\e$(3#z\e(B" (?e "\e$(3#u\e(B") (?u "\e$(3#z\e(B") (?i "\e$(3#w\e(B") (?a "\e$(3#x\e(B") (?E "\e$(3#y\e(B"))
325 (?2 "\e$(3%^\e(B" (?e "\e$(3%Y\e(B") (?u "\e$(3%Z\e(B") (?i "\e$(3%[\e(B") (?a "\e$(3%\\e(B") (?E "\e$(3%]\e(B") (?o "\e$(3%_\e(B")))
327 ("\e$(3!&\e(B" (?e "\e$(3!!\e(B") (?u "\e$(3!"\e(B") (?i "\e$(3!#\e(B") (?a "\e$(3!$\e(B") (?E "\e$(3!%\e(B") (?o "\e$(3!'\e(B")
328 (?W "\e$(3"P\e(B" (?e "\e$(3"K\e(B") (?u "\e$(3"P\e(B") (?i "\e$(3"M\e(B") (?a "\e$(3"N\e(B") (?E "\e$(3"O\e(B"))
329 (?2 "\e$(3"H\e(B" (?e "\e$(3"C\e(B") (?u "\e$(3"D\e(B") (?i "\e$(3"E\e(B") (?a "\e$(3"F\e(B") (?E "\e$(3"G\e(B") (?o "\e$(3"I\e(B")
330 (?W "\e$(3"P\e(B" (?e "\e$(3"K\e(B") (?u "\e$(3"P\e(B") (?i "\e$(3"M\e(B") (?a "\e$(3"N\e(B") (?E "\e$(3"O\e(B"))))
332 ("\e$(3"e\e(B" (?2 "\e$(3#7\e(B"))
334 ("\e$(3#j\e(B" (?e "\e$(3#e\e(B") (?u "\e$(3#f\e(B") (?i "\e$(3#g\e(B") (?a "\e$(3#h\e(B") (?E "\e$(3#i\e(B") (?o "\e$(3#k\e(B")
335 (?W "\e$(3#l\e(B" (?a "\e$(3#l\e(B")
336 (?e "\e$(3#j%n\e(B") (?u "\e$(3#j%r\e(B") (?i "\e$(3#j%o\e(B") (?E "\e$(3#j%q\e(B")))
338 ("\e$(3"p\e(B" (?e "\e$(3"k\e(B") (?u "\e$(3"l\e(B") (?i "\e$(3"m\e(B") (?a "\e$(3"n\e(B") (?E "\e$(3"o\e(B") (?o "\e$(3"q\e(B")
339 (?W "\e$(3"x\e(B" (?e "\e$(3"s\e(B") (?u "\e$(3"x\e(B") (?i "\e$(3"u\e(B") (?a "\e$(3"v\e(B") (?E "\e$(3"w\e(B"))
340 (?2 "\e$(3%>\e(B" (?e "\e$(3%9\e(B") (?u "\e$(3%:\e(B") (?i "\e$(3%;\e(B") (?a "\e$(3%<\e(B") (?E "\e$(3%=\e(B") (?o "\e$(3%?\e(B")))
342 ("\e$(3!.\e(B" (?e "\e$(3!)\e(B") (?u "\e$(3!*\e(B") (?i "\e$(3!+\e(B") (?a "\e$(3!,\e(B") (?E "\e$(3!-\e(B") (?o "\e$(3!/\e(B")
343 (?W "\e$(3!0\e(B" (?a "\e$(3!0\e(B")
344 (?e "\e$(3!.%n\e(B") (?u "\e$(3!.%r\e(B") (?i "\e$(3!.%o\e(B") (?E "\e$(3!.%q\e(B")))
346 ("\e$(3!>\e(B" (?e "\e$(3!9\e(B") (?u "\e$(3!:\e(B") (?i "\e$(3!;\e(B") (?a "\e$(3!<\e(B") (?E "\e$(3!=\e(B") (?o "\e$(3!?\e(B")
347 (?W "\e$(3%a\e(B" (?e "\e$(3%1\e(B") (?u "\e$(3%a\e(B") (?i "\e$(3%A\e(B") (?a "\e$(3!@\e(B") (?E "\e$(3%Q\e(B"))
348 (?Y "\e$(3$_\e(B" (?a "\e$(3$_\e(B")))
350 ("\e$(3"X\e(B" (?e "\e$(3"S\e(B") (?u "\e$(3"T\e(B") (?i "\e$(3"U\e(B") (?a "\e$(3"V\e(B") (?E "\e$(3"W\e(B") (?o "\e$(3"Y\e(B")
351 (?W "\e$(3"Z\e(B" (?a "\e$(3"Z\e(B")
352 (?e "\e$(3"X%n\e(B") (?u "\e$(3"X%r\e(B") (?i "\e$(3"X%o\e(B") (?E "\e$(3"X%q\e(B")))
354 ("\e$(3"i\e(B" (?2 "\e$(3#;\e(B"))
356 ("\e$(3$\\e(B" (?e "\e$(3$W\e(B") (?u "\e$(3$X\e(B") (?i "\e$(3$Y\e(B") (?a "\e$(3$Z\e(B") (?E "\e$(3$[\e(B") (?o "\e$(3$]\e(B")
357 (?W "\e$(3%e\e(B" (?e "\e$(3%5\e(B") (?u "\e$(3%e\e(B") (?i "\e$(3%E\e(B") (?a "\e$(3$^\e(B") (?E "\e$(3%U\e(B")))
359 ("\e$(3!f\e(B" (?e "\e$(3!a\e(B") (?u "\e$(3!b\e(B") (?i "\e$(3!c\e(B") (?a "\e$(3!d\e(B") (?E "\e$(3!e\e(B") (?o "\e$(3!g\e(B")
360 (?W "\e$(3!n\e(B" (?e "\e$(3!i\e(B") (?u "\e$(3!n\e(B") (?i "\e$(3!k\e(B") (?a "\e$(3!l\e(B") (?E "\e$(3!m\e(B"))
361 (?2 "\e$(3%.\e(B" (?e "\e$(3%)\e(B") (?u "\e$(3%*\e(B") (?i "\e$(3%+\e(B") (?a "\e$(3%,\e(B") (?E "\e$(3%-\e(B") (?o "\e$(3%/\e(B")))
363 ("\e$(3!N\e(B" (?e "\e$(3!I\e(B") (?u "\e$(3!J\e(B") (?i "\e$(3!K\e(B") (?a "\e$(3!L\e(B") (?E "\e$(3!M\e(B") (?o "\e$(3!O\e(B")
364 (?W "\e$(3!P\e(B" (?a "\e$(3!P\e(B")
365 (?e "\e$(3!N%n\e(B") (?u "\e$(3!N%r\e(B") (?i "\e$(3!N%o\e(B") (?E "\e$(3!N%q\e(B"))
366 (?Y "\e$(3$`\e(B" (?a "\e$(3$`\e(B")))
368 ("\e$(3!V\e(B" (?e "\e$(3!Q\e(B") (?u "\e$(3!R\e(B") (?i "\e$(3!S\e(B") (?a "\e$(3!T\e(B") (?E "\e$(3!U\e(B") (?o "\e$(3!W\e(B")
369 (?W "\e$(3!X\e(B" (?a "\e$(3!X\e(B")
370 (?e "\e$(3!V%n\e(B") (?u "\e$(3!V%r\e(B") (?i "\e$(3!V%o\e(B") (?E "\e$(3!V%q\e(B"))
371 (?2 "\e$(3!F\e(B" (?e "\e$(3!A\e(B") (?u "\e$(3!B\e(B") (?i "\e$(3!C\e(B") (?a "\e$(3!D\e(B") (?E "\e$(3!E\e(B") (?o "\e$(3!G\e(B")
372 (?W "\e$(3!H\e(B" (?a "\e$(3!H\e(B")
373 (?e "\e$(3!F%n\e(B") (?u "\e$(3!F%r\e(B") (?i "\e$(3!F%o\e(B") (?E "\e$(3!F%q\e(B"))))
375 ("\e$(3"8\e(B" (?e "\e$(3"3\e(B") (?u "\e$(3"4\e(B") (?i "\e$(3"5\e(B") (?a "\e$(3"6\e(B") (?E "\e$(3"7\e(B") (?o "\e$(3"9\e(B")
376 (?W "\e$(3":\e(B" (?a "\e$(3":\e(B")
377 (?e "\e$(3"8%n\e(B") (?u "\e$(3"8%r\e(B") (?i "\e$(3"8%o\e(B") (?E "\e$(3"8%q\e(B")))
379 ("\e$(3"d\e(B" (?2 "\e$(3#6\e(B"))
381 ("\e$(3"0\e(B" (?e "\e$(3"+\e(B") (?u "\e$(3",\e(B") (?i "\e$(3"-\e(B") (?a "\e$(3".\e(B") (?E "\e$(3"/\e(B") (?o "\e$(3"1\e(B")
382 (?W "\e$(3"2\e(B" (?a "\e$(3"2\e(B")
383 (?e "\e$(3"0%n\e(B") (?u "\e$(3"0%r\e(B") (?i "\e$(3"0%o\e(B") (?E "\e$(3"0%q\e(B")))
385 ("\e$(3#2\e(B" (?e "\e$(3#-\e(B") (?u "\e$(3#.\e(B") (?i "\e$(3#/\e(B") (?a "\e$(3#0\e(B") (?E "\e$(3#1\e(B") (?o "\e$(3#3\e(B")
386 (?W "\e$(3%p\e(B" (?e "\e$(3%n\e(B") (?u "\e$(3%r\e(B") (?i "\e$(3%o\e(B") (?a "\e$(3%p\e(B") (?E "\e$(3%q\e(B")))
388 ("\e$(3!^\e(B" (?e "\e$(3!Y\e(B") (?u "\e$(3!Z\e(B") (?i "\e$(3![\e(B") (?a "\e$(3!\\e(B") (?E "\e$(3!]\e(B") (?o "\e$(3!_\e(B")
389 (?W "\e$(3!`\e(B" (?a "\e$(3!`\e(B")
390 (?e "\e$(3!^%n\e(B") (?u "\e$(3!^%r\e(B") (?i "\e$(3!^%o\e(B") (?E "\e$(3!^%q\e(B")))
392 ("\e$(3#R\e(B" (?e "\e$(3#M\e(B") (?u "\e$(3#N\e(B") (?i "\e$(3#O\e(B") (?a "\e$(3#P\e(B") (?E "\e$(3#Q\e(B") (?o "\e$(3#S\e(B")
393 (?W "\e$(3#T\e(B" (?a "\e$(3#T\e(B")
394 (?e "\e$(3#R%n\e(B") (?u "\e$(3#R%r\e(B") (?i "\e$(3#R%o\e(B") (?E "\e$(3#R%q\e(B")))
396 ("\e$(3#B\e(B" (?e "\e$(3#=\e(B") (?u "\e$(3#>\e(B") (?i "\e$(3#?\e(B") (?a "\e$(3#@\e(B") (?E "\e$(3#A\e(B") (?o "\e$(3#C\e(B")
397 (?W "\e$(3#D\e(B" (?a "\e$(3#D\e(B")
398 (?e "\e$(3#B%n\e(B") (?u "\e$(3#B%r\e(B") (?i "\e$(3#B%o\e(B") (?E "\e$(3#B%q\e(B")))
404 (defun ethio-sera-to-fidel-region (beg end &optional secondary force)
405 "Convert the characters in region from SERA to FIDEL.
406 The variable `ethio-primary-language' specifies the primary language
407 and `ethio-secondary-language' specifies the secondary.
409 If the 3rd parameter SECONDARY is given and non-nil, assume the region
410 begins begins with the secondary language; otherwise with the primary
413 If the 4th parameter FORCE is given and non-nil, perform conversion
414 even if the buffer is read-only.
416 See also the descriptions of the variables
417 `ethio-use-colon-for-colon' and
418 `ethio-use-three-dot-question'."
422 (narrow-to-region beg end)
423 (ethio-sera-to-fidel-buffer secondary force)))
426 (defun ethio-sera-to-fidel-buffer (&optional secondary force)
427 "Convert the current buffer from SERA to FIDEL.
429 The variable `ethio-primary-language' specifies the primary
430 language and `ethio-secondary-language' specifies the secondary.
432 If the 1st optional parameter SECONDARY is non-nil, assume the buffer
433 begins with the secondary language; otherwise with the primary
436 If the 2nd optional parametr FORCE is non-nil, perform conversion even if the
439 See also the descriptions of the variables
440 `ethio-use-colon-for-colon' and
441 `ethio-use-three-dot-question'."
445 (if (and buffer-read-only
447 (not (y-or-n-p "Buffer is read-only. Force to convert? ")))
450 (let ((ethio-primary-language ethio-primary-language)
451 (ethio-secondary-language ethio-secondary-language)
452 (ethio-use-colon-for-colon ethio-use-colon-for-colon)
453 (ethio-use-three-dot-question ethio-use-three-dot-question)
454 ;; The above four variables may be changed temporary
455 ;; by tilde escapes during conversion. So we bind them to other
456 ;; variables but of the same names.
457 (buffer-read-only nil)
458 (case-fold-search nil)
462 (setq current-language
464 ethio-secondary-language
465 ethio-primary-language))
467 (goto-char (point-min))
472 ((eq current-language 'english)
473 (ethio-sera-to-fidel-english))
474 ((eq current-language 'amharic)
475 (ethio-sera-to-fidel-ethio 'amharic))
476 ((eq current-language 'tigrigna)
477 (ethio-sera-to-fidel-ethio 'tigrigna))
478 (t ; we don't know what to do
479 (ethio-sera-to-fidel-english))))
481 (setq current-language
484 ;; when language tag is explicitly specified
485 ((not (eq next-language 'toggle))
488 ;; found a toggle in a primary language section
489 ((eq current-language ethio-primary-language)
490 ethio-secondary-language)
492 ;; found a toggle in a secondary, third, fourth, ...
495 ethio-primary-language))))
497 ;; If ethio-implicit-period-conversion is non-nil, the
498 ;; Ethiopic dot "\e$(3%u\e(B" at the end of an Ethiopic sentence is
499 ;; replaced with the Ethiopic full stop "\e$(3$i\e(B".
500 (if ethio-implicit-period-conversion
502 (goto-char (point-min))
503 (while (re-search-forward "\\([\e$(3!!\e(B-\e$(3$a%)\e(B-\e$(3%e%n\e(B-\e$(3%r%s\e(B]\\)\e$(3%u\e(B\\([ \t]\\)"
505 (replace-match "\\1\e$(3$i\e(B\\2"))
506 (goto-char (point-min))
507 (while (re-search-forward "\\([\e$(3!!\e(B-\e$(3$a%)\e(B-\e$(3%e%n\e(B-\e$(3%r%s\e(B]\\)\e$(3%u\e(B$" nil t)
508 (replace-match "\\1\e$(3$i\e(B"))))
511 (goto-char (point-min))
512 (while (re-search-forward "\\ce\e$(3%s\e(B" nil 0)
514 (save-excursion (backward-char 2) (point))
518 (defun ethio-sera-to-fidel-english nil
519 "Handle English section in SERA to FIDEL conversion.
520 Conversion stops when a language switch is found. Then delete that
521 switch and return the name of the new language as a symbol."
522 (let ((new-language nil))
524 (while (and (not (eobp)) (null new-language))
527 ;; if no more "\", nothing to do.
528 ((not (search-forward "\\" nil 0)))
530 ;; hereafter point is put after a "\".
531 ;; first delete that "\", then check the following chars
533 ;; "\\" : leave the second "\"
535 (delete-backward-char 1)
536 (= (following-char) ?\\ ))
539 ;; "\ " : delete the following " "
540 ((= (following-char) 32)
542 (setq new-language 'toggle))
545 ((setq new-language (ethio-process-language-flag)))
547 ;; just a "\" : not special sequence.
549 (setq new-language 'toggle))))
553 (defun ethio-sera-to-fidel-ethio (lang)
554 "Handle Ethiopic section in SERA to FIDEL conversion.
555 Conversion stops when a language switch is found. Then delete that
556 switch and return the name of the new language as a symbol.
558 The parameter LANG (symbol, either `amharic' or `tigrigna') affects
559 the conversion of \"a\"."
561 (let ((new-language nil)
563 start table table2 ch)
565 (setcar (aref ethio-sera-to-fidel-table ?a)
566 (if (eq lang 'tigrigna) "\e$(3"f\e(B" "\e$(3"c\e(B"))
568 (while (and (not (eobp)) (null new-language))
569 (setq ch (following-char))
572 ;; skip from "<" to ">" (or from "&" to ";") if in w3-mode
573 ((and (boundp 'sera-being-called-by-w3)
574 sera-being-called-by-w3
575 (or (= ch ?<) (= ch ?&)))
576 (search-forward (if (= ch ?<) ">" ";")
579 ;; leave non-ASCII characters as they are
584 ((looking-at "`[1-9][0-9]*")
586 (ethio-convert-digit))
588 ;; if not seeing a "\", do sera to fidel conversion
592 (setq table (aref ethio-sera-to-fidel-table ch))
593 (while (setq table2 (cdr (assoc (following-char) table)))
596 (if (setq ch (car table))
598 (delete-region start (point))
601 (insert (eval ch))))))
603 ;; if control reaches here, we must be looking at a "\"
607 (if (looking-at "\\\\~! ?")
609 ;; "\~!" or "\~! ". switch to non-verbatim mode
614 ;; "\" but not "\~!" nor "\~! ". skip the current "\".
617 ;; hereafter, non-verbatim mode and looking at a "\"
618 ;; first delete that "\", then check the following chars.
620 ;; "\ " : delete the following " "
623 (setq ch (following-char))
626 (setq new-language 'toggle))
628 ;; "\~!" or "\~! " : switch to verbatim mode
634 ((setq new-language (ethio-process-language-flag)))
636 ;; "\~" but not "\~!" nor a language flag
639 (ethio-tilde-escape))
641 ;; ASCII punctuation escape. skip
642 ((looking-at "\\(,\\|\\.\\|;\\|:\\|'\\|`\\|\?\\|\\\\\\)+")
643 (goto-char (match-end 0)))
645 ;; "\", but not special sequence
647 (setq new-language 'toggle))))
651 (defun ethio-process-language-flag nil
652 "Process a language flag of the form \"~lang\" or \"~lang1~lang2\".
654 If looking at \"~lang1~lang2\", set `ethio-primary-language' and
655 `ethio-une-secondary-language' based on \"lang1\" and \"lang2\".
656 Then delete the language flag \"~lang1~lang2\" from the buffer.
657 Return value is the new primary language.
659 If looking at \"~lang\", delete that language flag \"~lang\" from the
660 buffer and return that language. In this case
661 `ethio-primary-language' and `ethio-uni-secondary-language'
664 If an unsupported language flag is found, just return nil without
672 "~\\([a-z][a-z][a-z]?\\)~\\([a-z][a-z][a-z]?\\)[ \t\n\\]")
674 (ethio-flag-to-language
675 (buffer-substring (match-beginning 1) (match-end 1))))
677 (ethio-flag-to-language
678 (buffer-substring (match-beginning 2) (match-end 2)))))
679 (setq ethio-primary-language lang1
680 ethio-secondary-language lang2)
681 (delete-region (point) (match-end 2))
682 (if (= (following-char) 32)
684 ethio-primary-language)
687 ((and (looking-at "~\\([a-z][a-z][a-z]?\\)[ \t\n\\]")
689 (ethio-flag-to-language
690 (buffer-substring (match-beginning 1) (match-end 1)))))
691 (delete-region (point) (match-end 1))
692 (if (= (following-char) 32)
700 (defun ethio-tilde-escape nil
701 "Handle a SERA tilde escape in Ethiopic section and delete it.
702 Delete the escape even it is not recognised."
704 (let ((p (point)) command)
705 (skip-chars-forward "^ \t\n\\\\")
706 (setq command (buffer-substring p (point)))
707 (delete-region p (point))
708 (if (= (following-char) 32)
714 ((string= command "-:")
715 (setq ethio-use-colon-for-colon t))
718 ((string= command "`:")
719 (setq ethio-use-colon-for-colon nil))
722 ((string= command "?")
723 (setq ethio-use-three-dot-question nil))
726 ((string= command "`|")
727 (setq ethio-use-three-dot-question t))
730 ((string= command "e")
731 (insert "\e$(3%j\e(B"))
734 ((string= command "E")
735 (insert "\e$(3%k\e(B"))
738 ((string= command "a")
739 (insert "\e$(3%l\e(B"))
742 ((string= command "A")
743 (insert "\e$(3%m\e(B"))
746 ((string= command "X")
747 (insert "\e$(3%i\e(B"))
749 ;; unsupported tilde escape
753 (defun ethio-flag-to-language (flag)
755 ((or (string= flag "en") (string= flag "eng")) 'english)
756 ((or (string= flag "ti") (string= flag "tir")) 'tigrigna)
757 ((or (string= flag "am") (string= flag "amh")) 'amharic)
760 (defun ethio-convert-digit nil
761 "Convert Arabic digits to Ethiopic digits."
763 (while (and (>= (setq ch (following-char)) ?1)
767 ;; count up following zeros
769 (while (= (following-char) ?0)
775 ;; first digit is 10, 20, ..., or 90
777 (insert (aref [?\e$(3$y\e(B ?\e$(3$z\e(B ?\e$(3${\e(B ?\e$(3$|\e(B ?\e$(3$}\e(B ?\e$(3$~\e(B ?\e$(3%!\e(B ?\e$(3%"\e(B ?\e$(3%#\e(B] (- ch ?1)))
780 ;; first digit is 2, 3, ..., or 9
782 (insert (aref [?\e$(3$q\e(B ?\e$(3$r\e(B ?\e$(3$s\e(B ?\e$(3$t\e(B ?\e$(3$u\e(B ?\e$(3$v\e(B ?\e$(3$w\e(B ?\e$(3$x\e(B] (- ch ?2))))
786 (insert "\e$(3$p\e(B")))
790 (insert "\e$(3%$\e(B"))
793 (insert-char ?\e$(3%%\e(B (/ z 4)))))
796 (defun ethio-sera-to-fidel-mail-or-marker (&optional arg)
797 "Execute ethio-sera-to-fidel-mail or ethio-sera-to-fidel-marker depending on the current major mode.
798 If in rmail-mode or in mail-mode, execute the former; otherwise latter."
801 (if (or (eq major-mode 'rmail-mode)
802 (eq major-mode 'mail-mode))
803 (ethio-sera-to-fidel-mail (prefix-numeric-value arg))
804 (ethio-sera-to-fidel-marker arg)))
807 (defun ethio-sera-to-fidel-mail (&optional arg)
808 "Convert SERA to FIDEL to read/write mail and news.
810 If the buffer contains the markers \"<sera>\" and \"</sera>\",
811 convert the segments between them into FIDEL.
813 If invoked interactively and there is no marker, convert the subject field
814 and the body into FIDEL using `ethio-sera-to-fidel-region'."
817 (let ((buffer-read-only nil)
821 ;; follow RFC822 rules instead of looking for a fixed separator
824 (setq border (point))
826 ;; note that the point is placed at the border
827 (if (or (re-search-forward "^<sera>$" nil t)
829 (goto-char (point-min))
830 (re-search-forward "^Subject: <sera>" border t)))
834 ;; we start with the body so that the border will not change
835 ;; use "^<sera>\n" instead of "^<sera>$" not to leave a blank line
837 (while (re-search-forward "^<sera>\n" nil t)
839 (ethio-sera-to-fidel-region
842 (if (re-search-forward "^</sera>\n" nil 0)
845 ;; now process the subject
846 (goto-char (point-min))
847 (if (re-search-forward "^Subject: <sera>" border t)
848 (ethio-sera-to-fidel-region
849 (progn (delete-backward-char 6) (point))
851 (if (re-search-forward "</sera>$" (line-end-position) 0)
855 ;; in case there are no marks but invoked interactively
858 (ethio-sera-to-fidel-region border (point-max))
859 (goto-char (point-min))
860 (if (re-search-forward "^Subject: " border t)
861 (ethio-sera-to-fidel-region (point) (line-end-position))))))
863 ;; adjust the rmail marker
864 (if (eq major-mode 'rmail-mode)
866 (aref rmail-message-vector (1+ rmail-current-message))
870 (defun ethio-sera-to-fidel-marker (&optional force)
871 "Convert the regions surrounded by \"<sera>\" and \"</sera>\" from SERA to FIDEL.
872 Assume that each region begins with `ethio-primary-language'.
873 The markers \"<sera>\" and \"</sera>\" themselves are not deleted."
875 (if (and buffer-read-only
877 (not (y-or-n-p "Buffer is read-only. Force to convert? ")))
880 (goto-char (point-min))
881 (while (re-search-forward "<sera>" nil t)
882 (ethio-sera-to-fidel-region
884 (if (re-search-forward "</sera>" nil t)
894 (defconst ethio-fidel-to-sera-map
895 [ "he" "hu" "hi" "ha" "hE" "h" "ho" "" ;; 0 - 7
896 "le" "lu" "li" "la" "lE" "l" "lo" "lWa" ;; 8
897 "He" "Hu" "Hi" "Ha" "HE" "H" "Ho" "HWa" ;; 16
898 "me" "mu" "mi" "ma" "mE" "m" "mo" "mWa" ;; 24
899 "`se" "`su" "`si" "`sa" "`sE" "`s" "`so" "`sWa" ;; 32
900 "re" "ru" "ri" "ra" "rE" "r" "ro" "rWa" ;; 40
901 "se" "su" "si" "sa" "sE" "s" "so" "sWa" ;; 48
902 "xe" "xu" "xi" "xa" "xE" "x" "xo" "xWa" ;; 56
903 "qe" "qu" "qi" "qa" "qE" "q" "qo" "" ;; 64
904 "qWe" "" "qWi" "qWa" "qWE" "qW'" "" "" ;; 72
905 "Qe" "Qu" "Qi" "Qa" "QE" "Q" "Qo" "" ;; 80
906 "QWe" "" "QWi" "QWa" "QWE" "QW'" "" "" ;; 88
907 "be" "bu" "bi" "ba" "bE" "b" "bo" "bWa" ;; 96
908 "ve" "vu" "vi" "va" "vE" "v" "vo" "vWa" ;; 104
909 "te" "tu" "ti" "ta" "tE" "t" "to" "tWa" ;; 112
910 "ce" "cu" "ci" "ca" "cE" "c" "co" "cWa" ;; 120
911 "`he" "`hu" "`hi" "`ha" "`hE" "`h" "`ho" "" ;; 128
912 "hWe" "" "hWi" "hWa" "hWE" "hW'" "" "" ;; 136
913 "ne" "nu" "ni" "na" "nE" "n" "no" "nWa" ;; 144
914 "Ne" "Nu" "Ni" "Na" "NE" "N" "No" "NWa" ;; 152
915 "e" "u" "i" "A" "E" "I" "o" "ea" ;; 160
916 "ke" "ku" "ki" "ka" "kE" "k" "ko" "" ;; 168
917 "kWe" "" "kWi" "kWa" "kWE" "kW'" "" "" ;; 176
918 "Ke" "Ku" "Ki" "Ka" "KE" "K" "Ko" "" ;; 184
919 "KWe" "" "KWi" "KWa" "KWE" "KW'" "" "" ;; 192
920 "we" "wu" "wi" "wa" "wE" "w" "wo" "" ;; 200
921 "`e" "`u" "`i" "`a" "`E" "`I" "`o" "" ;; 208
922 "ze" "zu" "zi" "za" "zE" "z" "zo" "zWa" ;; 216
923 "Ze" "Zu" "Zi" "Za" "ZE" "Z" "Zo" "ZWa" ;; 224
924 "ye" "yu" "yi" "ya" "yE" "y" "yo" "yWa" ;; 232
925 "de" "du" "di" "da" "dE" "d" "do" "dWa" ;; 240
926 "De" "Du" "Di" "Da" "DE" "D" "Do" "DWa" ;; 248
927 "je" "ju" "ji" "ja" "jE" "j" "jo" "jWa" ;; 256
928 "ge" "gu" "gi" "ga" "gE" "g" "go" "" ;; 264
929 "gWe" "" "gWi" "gWa" "gWE" "gW'" "" "" ;; 272
930 "Ge" "Gu" "Gi" "Ga" "GE" "G" "Go" "GWa" ;; 280
931 "Te" "Tu" "Ti" "Ta" "TE" "T" "To" "TWa" ;; 288
932 "Ce" "Cu" "Ci" "Ca" "CE" "C" "Co" "CWa" ;; 296
933 "Pe" "Pu" "Pi" "Pa" "PE" "P" "Po" "PWa" ;; 304
934 "Se" "Su" "Si" "Sa" "SE" "S" "So" "SWa" ;; 312
935 "`Se" "`Su" "`Si" "`Sa" "`SE" "`S" "`So" "" ;; 320
936 "fe" "fu" "fi" "fa" "fE" "f" "fo" "fWa" ;; 328
937 "pe" "pu" "pi" "pa" "pE" "p" "po" "pWa" ;; 336
938 "mYa" "rYa" "fYa" "" "" "" "" "" ;; 344
939 " " " : " "::" "," ";" "-:" ":-" "`?" ;; 352
940 ":|:" "1" "2" "3" "4" "5" "6" "7" ;; 360
941 "8" "9" "10" "20" "30" "40" "50" "60" ;; 368
942 "70" "80" "90" "100" "10000" "" "" "" ;; 376
943 "`qe" "`qu" "`qi" "`qa" "`qE" "`q" "`qo" "" ;; 384
944 "mWe" "bWe" "GWe" "fWe" "pWe" "" "" "" ;; 392
945 "`ke" "`ku" "`ki" "`ka" "`kE" "`k" "`ko" "" ;; 400
946 "mWi" "bWi" "GWi" "fWi" "pWi" "" "" "" ;; 408
947 "Xe" "Xu" "Xi" "Xa" "XE" "X" "Xo" "" ;; 416
948 "mWE" "bWE" "GWE" "fWE" "pWE" "" "" "" ;; 424
949 "`ge" "`gu" "`gi" "`ga" "`gE" "`g" "`go" "" ;; 432
950 "mW'" "bW'" "GW'" "fW'" "pW'" "" "" "" ;; 440
951 "\\~X " "\\~e " "\\~E " "\\~a " "\\~A " "wWe" "wWi" "wWa" ;; 448
952 "wWE" "wW'" "''" "`!" "." "<<" ">>" "?" ]) ;; 456
954 (defun ethio-prefer-amharic-p nil
955 (or (eq ethio-primary-language 'amharic)
956 (and (not (eq ethio-primary-language 'tigrigna))
957 (eq ethio-secondary-language 'amharic))))
959 (defun ethio-language-to-flag (lang)
961 ((eq lang 'english) "eng")
962 ((eq lang 'tigrigna) "tir")
963 ((eq lang 'amharic) "amh")
967 (defun ethio-fidel-to-sera-region (begin end &optional secondary force)
968 "Replace all the FIDEL characters in the region to the SERA format.
969 The variable `ethio-primary-language' specifies the primary
970 language and `ethio-secondary-language' specifies the secondary.
972 If the 3dr parameter SECONDARY is given and non-nil, try to convert
973 the region so that it begins in the secondary language; otherwise with
974 the primary language.
976 If the 4th parameter FORCE is given and non-nil, convert even if the
979 See also the descriptions of the variables
980 `ethio-use-colon-for-colon', `ethio-use-three-dot-question',
981 `ethio-quote-vowel-always' and `ethio-numeric-reduction'."
985 (narrow-to-region begin end)
986 (ethio-fidel-to-sera-buffer secondary force)))
989 (defun ethio-fidel-to-sera-buffer (&optional secondary force)
990 "Replace all the FIDEL characters in the current buffer to the SERA format.
991 The variable `ethio-primary-language' specifies the primary
992 language and `ethio-secondary-language' specifies the secondary.
994 If the 1st optional parameter SECONDARY is non-nil, try to convert the
995 region so that it begins in the secondary language; otherwise with the
998 If the 2nd optional parameter FORCE is non-nil, convert even if the
1001 See also the descriptions of the variables
1002 `ethio-use-colon-for-colon', `ethio-use-three-dot-question',
1003 `ethio-quote-vowel-always' and `ethio-numeric-reduction'."
1006 (if (and buffer-read-only
1008 (not (y-or-n-p "Buffer is read-only. Force to convert? ")))
1011 (let ((buffer-read-only nil)
1012 (case-fold-search nil)
1013 (lonec nil) ;; t means previous char was a lone consonant
1014 (fidel nil) ;; t means previous char was a FIDEL
1015 (digit nil) ;; t means previous char was an Ethiopic digit
1016 (flag (if (ethio-prefer-amharic-p) "\\~amh " "\\~tir "))
1019 ;; user's preference in transcription
1020 (if ethio-use-colon-for-colon
1022 (aset ethio-fidel-to-sera-map 353 "`:")
1023 (aset ethio-fidel-to-sera-map 357 ":"))
1024 (aset ethio-fidel-to-sera-map 353 " : ")
1025 (aset ethio-fidel-to-sera-map 357 "-:"))
1027 (if ethio-use-three-dot-question
1029 (aset ethio-fidel-to-sera-map 359 "?")
1030 (aset ethio-fidel-to-sera-map 463 "`?"))
1031 (aset ethio-fidel-to-sera-map 359 "`?")
1032 (aset ethio-fidel-to-sera-map 463 "?"))
1036 (aset (aref ethio-fidel-to-sera-map x)
1038 (if ethio-W-sixth-always ?' ?u)))
1039 '(77 93 141 181 197 277 440 441 442 443 444 457))
1041 (if (ethio-prefer-amharic-p)
1042 (aset ethio-fidel-to-sera-map 160 "a")
1043 (aset ethio-fidel-to-sera-map 160 "e"))
1044 ;; end of user's preference
1046 ;; first, decompose geminated characters
1047 (decompose-region (point-min) (point-max))
1049 ;; main conversion routine
1050 (goto-char (point-min))
1052 (setq ch (following-char))
1054 (cond ; ethiopic, english, neutral
1056 ;; ethiopic character. must go to ethiopic mode, if not in it.
1057 ((eq (char-charset ch) 'ethiopic)
1058 (setq ch (ethio-char-to-ethiocode ch))
1060 (if (not (eq mode 'ethiopic))
1063 (setq mode 'ethiopic)))
1065 (cond ; fidel, punc, digit
1068 ((or (<= ch 346) ; he - fYa
1069 (and (>= ch 384) (<= ch 444)) ; `qe - pw
1070 (and (>= ch 453) (<= ch 457))) ; wWe - wW
1071 (if (and (memq ch '(160 161 162 163 164 166 167)) ; (e - ea)
1073 (and ethio-quote-vowel-always
1076 (insert (aref ethio-fidel-to-sera-map ch))
1077 (setq lonec (ethio-lone-consonant-p ch)
1081 ;; punctuations or icons
1082 ((or (and (>= ch 353) (<= ch 360)) ; : - :|:
1083 (>= ch 458) ; '' - ?
1084 (and (>= ch 448) (<= ch 452))) ; \~X \~e \~E \~a \~A
1085 (insert (aref ethio-fidel-to-sera-map ch))
1090 ;; now CH must be an ethiopic digit
1092 ;; reduction = 0 or not preceded by Ethiopic number(s)
1093 ((or (= ethio-numeric-reduction 0)
1095 (insert "`" (aref ethio-fidel-to-sera-map ch))
1100 ;; reduction = 2 and following 10s, 100s, 10000s
1101 ((and (= ethio-numeric-reduction 2)
1102 (memq ch '(370 379 380)))
1103 (insert (substring (aref ethio-fidel-to-sera-map ch) 1))
1108 ;; ordinary following digits
1110 (insert (aref ethio-fidel-to-sera-map ch))
1115 ;; english character. must go to english mode, if not in it.
1116 ((or (and (>= ch ?a) (<= ch ?z))
1117 (and (>= ch ?A) (<= ch ?Z)))
1118 (if (not (eq mode 'english))
1126 ;; ch can appear both in ethiopic section and in english section.
1129 ;; we must decide the mode, if not decided yet
1134 ethio-secondary-language
1135 ethio-primary-language))
1136 (if (eq mode 'english)
1139 (setq mode 'ethiopic)))) ; tigrigna & amharic --> ethiopic
1141 (cond ; \ , eng-mode , punc , w3 , other
1143 ;; backslash is always quoted
1148 ;; nothing to do if in english mode
1152 ;; now we must be in ethiopic mode and seeing a non-"\"
1154 ;; ascii punctuations in ethiopic mode
1155 ((looking-at "[,.;:'`?]+")
1157 (goto-char (1+ (match-end 0)))) ; because we inserted one byte (\)
1159 ;; skip from "<" to ">" (or from "&" to ";") if called from w3
1160 ((and (boundp 'sera-being-called-by-w3)
1161 sera-being-called-by-w3
1162 (or (= ch ?<) (= ch ?&)))
1163 (search-forward (if (= ch ?<) ">" ";")
1166 ;; neutral character. no need to quote. just skip it.
1173 ;; end of main conversion routine
1176 (defun ethio-lone-consonant-p (ethiocode)
1177 "If ETHIOCODE is an Ethiopic lone consonant, return t."
1178 (or (and (< ethiocode 344) (= (% ethiocode 8) 5))
1180 ;; `q `k X `g mW bW GW fW pW wW
1181 (memq ethiocode '(389 405 421 437 440 441 442 443 444 457))))
1184 (defun ethio-fidel-to-sera-mail-or-marker (&optional arg)
1185 "Execute ethio-fidel-to-sera-mail or ethio-fidel-to-sera-marker depending on the current major mode.
1186 If in rmail-mode or in mail-mode, execute the former; otherwise latter."
1189 (if (or (eq major-mode 'rmail-mode)
1190 (eq major-mode 'mail-mode))
1191 (ethio-fidel-to-sera-mail)
1192 (ethio-fidel-to-sera-marker arg)))
1195 (defun ethio-fidel-to-sera-mail nil
1196 "Convert FIDEL to SERA to read/write mail and news.
1198 If the body contains at least one Ethiopic character,
1199 1) insert the string \"<sera>\" at the beginning of the body,
1200 2) insert \"</sera>\" at the end of the body, and
1201 3) convert the body into SERA.
1203 The very same procedure applies to the subject field, too."
1206 (let ((buffer-read-only nil)
1210 ;; follow RFC822 rules instead of looking for a fixed separator
1213 (setq border (point))
1215 ;; process body first not to change the border
1216 ;; note that the point is already at the border
1217 (if (re-search-forward "\\ce" nil t)
1219 (ethio-fidel-to-sera-region border (point-max))
1222 (goto-char (point-max))
1223 (insert "</sera>")))
1226 (goto-char (point-min))
1227 (if (re-search-forward "^Subject: " border t)
1229 (end (line-end-position)))
1230 (if (re-search-forward "\\ce" end t)
1232 (ethio-fidel-to-sera-region beg end)
1236 (insert "</sera>")))))
1238 ;; adjust the rmail marker
1239 (if (eq major-mode 'rmail-mode)
1241 (aref rmail-message-vector (1+ rmail-current-message))
1245 (defun ethio-fidel-to-sera-marker (&optional force)
1246 "Convert the regions surrounded by \"<sera>\" and \"</sera>\" from FIDEL to SERA.
1247 The markers \"<sera>\" and \"</sera>\" themselves are not deleted."
1250 (if (and buffer-read-only
1252 (not (y-or-n-p "Buffer is read-only. Force to convert? ")))
1255 (goto-char (point-min))
1256 (while (re-search-forward "<sera>" nil t)
1257 (ethio-fidel-to-sera-region
1259 (if (re-search-forward "</sera>" nil t)
1266 ;; vowel modification
1270 (defun ethio-modify-vowel nil
1271 "Modify the vowel of the FIDEL that is under the cursor."
1273 (let ((ch (following-char))
1274 (composite nil) ; geminated or not
1275 newch base vowel modulo)
1278 ;; in case of gemination
1279 ((eq (char-charset ch) 'composition)
1280 (setq ch (string-to-char (decompose-composite-char ch))
1282 ;; neither gemination nor fidel
1283 ((not (eq (char-charset ch) 'ethiopic))
1284 (error "Not a valid character.")))
1286 ;; set frequently referred character features
1287 (setq ch (ethio-char-to-ethiocode ch)
1291 (if (or (and (>= ch 344) (<= ch 380)) ;; mYa - `10000
1292 (and (>= ch 448) (<= ch 452)) ;; \~X - \~A
1293 (>= ch 458)) ;; private punctuations
1294 (error "Not a valid character."))
1300 ;; first standalone vowels
1302 (if (ethio-prefer-amharic-p)
1303 (message "Modify vowel to: [auiAEIoW\"] ")
1304 (message "Modify vowel to: [euiAEIoW\"] "))
1305 (setq vowel (read-char))
1315 ((= vowel ?a) (if (ethio-prefer-amharic-p) 160 163))
1316 ((= vowel ?\") (setq composite t) ch)
1319 ;; second standalone vowels
1321 (message "Modify vowel to: [euiaEIo\"] ")
1322 (setq vowel (read-char))
1331 ((= vowel ?\") (setq composite t) ch)
1334 ;; 12-form consonants, *W* form
1335 ((memq base '(72 88 136 176 192 272)) ; qW QW hW kW KW gW
1336 (message "Modify vowel to: [euiaE'\"] ")
1337 (setq vowel (read-char))
1340 ((= vowel ?u) (+ base 5))
1341 ((= vowel ?i) (+ base 2))
1342 ((= vowel ?a) (+ base 3))
1343 ((= vowel ?E) (+ base 4))
1344 ((= vowel ?') (+ base 5))
1345 ((= vowel ?\") (setq composite t) ch)
1348 ;; extended 12-form consonants, mWa bWa GWa fWa pWa
1350 (message "Modify vowel to: [euiaE'\"] ")
1351 (setq vowel (read-char))
1359 ((= vowel ?\") (setq composite t) ch)
1362 (message "Modify vowel to: [euiaE'\"] ")
1363 (setq vowel (read-char))
1371 ((= vowel ?\") (setq composite t) ch)
1374 (message "Modify vowel to: [euiaE'\"] ")
1375 (setq vowel (read-char))
1383 ((= vowel ?\") (setq composite t) ch)
1386 (message "Modify vowel to: [euiaE'\"] ")
1387 (setq vowel (read-char))
1395 ((= vowel ?\") (setq composite t) ch)
1398 (message "Modify vowel to: [euiaE'\"] ")
1399 (setq vowel (read-char))
1407 ((= vowel ?\") (setq composite t) ch)
1410 ;; extended 12-form consonatns, mW* bW* GW* fW* pW*
1411 ((memq base '(392 408 424 440)) ; *We *Wi *WE *W
1412 (message "Modify vowel to: [eiEau'\"] ")
1413 (setq vowel (read-char))
1415 ((= vowel ?e) (+ 392 modulo))
1416 ((= vowel ?i) (+ 408 modulo))
1417 ((= vowel ?E) (+ 424 modulo))
1419 ((= modulo 0) 31) ; mWa
1420 ((= modulo 1) 103) ; bWa
1421 ((= modulo 2) 287) ; GWa
1422 ((= modulo 3) 335) ; fWa
1423 ((= modulo 4) 343) ; pWa
1424 (t nil))) ; never reach here
1425 ((= vowel ?') (+ 440 modulo))
1426 ((= vowel ?u) (+ 440 modulo))
1427 ((= vowel ?\") (setq composite t) ch)
1430 ((and (>= ch 453) (<= ch 457)) ; wWe wWi wWa wWE wW
1431 (message "Modify vowel to: [eiaE'u\"] ")
1432 (setq vowel (read-char))
1440 ((= vowel ?\") (setq composite t) ch)
1443 ;; 7-form consonants, or
1444 ;; first 7 of 8-form consonants
1446 (message "Modify vowel to: [euiaE'o\"] ")
1447 (setq vowel (read-char))
1450 ((= vowel ?u) (+ base 1))
1451 ((= vowel ?i) (+ base 2))
1452 ((= vowel ?a) (+ base 3))
1453 ((= vowel ?E) (+ base 4))
1454 ((= vowel ?') (+ base 5))
1455 ((= vowel ?o) (+ base 6))
1456 ((= vowel ?\") (setq composite t) ch)
1465 ;; could not get new character
1467 (error "Invalid vowel"))
1469 ;; vowel changed on a composite Fidel
1474 (concat (char-to-string (ethio-ethiocode-to-char newch)) "\e$(3%s\e(B"))))
1476 ;; simple vowel modification
1479 (insert (ethio-ethiocode-to-char newch))))))
1481 (defun ethio-ethiocode-to-char (ethiocode)
1484 (+ (/ ethiocode 94) 33)
1485 (+ (mod ethiocode 94) 33)))
1487 (defun ethio-char-to-ethiocode (ch)
1488 (and (eq (char-charset ch) 'ethiopic)
1489 (let ((char-components (split-char ch)))
1490 (+ (* (- (nth 1 char-components) 33) 94)
1491 (- (nth 2 char-components) 33)))))
1494 ;; space replacement
1498 (defun ethio-replace-space (ch begin end)
1499 "Replace ASCII spaces with Ethiopic word separators in the region.
1501 In the specified region, replace word separators surrounded by two
1502 Ethiopic characters, depending on the first parameter CH, which should
1505 If CH = 1, word separator will be replaced with an ASCII space.
1506 If CH = 2, with two ASCII spaces.
1507 If CH = 3, with the Ethiopic colon-like word separator.
1509 The second and third parameters BEGIN and END specify the region."
1511 (interactive "*cReplace spaces to: 1 (sg col), 2 (dbl col), 3 (Ethiopic)\nr")
1512 (if (not (memq ch '(?1 ?2 ?3)))
1516 (narrow-to-region begin end)
1520 ;; an Ethiopic word separator --> an ASCII space
1521 (goto-char (point-min))
1522 (while (search-forward "\e$(3$h\e(B" nil t)
1523 (replace-match " " nil t))
1525 ;; two ASCII spaces between Ethiopic characters --> an ASCII space
1526 (goto-char (point-min))
1527 (while (re-search-forward "\\(\\ce\\) \\(\\ce\\)" nil t)
1528 (replace-match "\\1 \\2")
1529 (goto-char (match-beginning 2))))
1532 ;; An Ethiopic word separator --> two ASCII spaces
1533 (goto-char (point-min))
1534 (while (search-forward "\e$(3$h\e(B" nil t)
1535 (replace-match " "))
1537 ;; An ASCII space between Ethiopic characters --> two ASCII spaces
1538 (goto-char (point-min))
1539 (while (re-search-forward "\\(\\ce\\) \\(\\ce\\)" nil t)
1540 (replace-match "\\1 \\2")
1541 (goto-char (match-beginning 2))))
1544 ;; One or two ASCII spaces between Ethiopic characters
1545 ;; --> An Ethiopic word separator
1546 (goto-char (point-min))
1547 (while (re-search-forward "\\(\\ce\\) ?\\(\\ce\\)" nil t)
1548 (replace-match "\\1\e$(3$h\e(B\\2")
1549 (goto-char (match-beginning 2)))
1551 ;; Three or more ASCII spaces between Ethiopic characters
1552 ;; --> An Ethiopic word separator + (N - 2) ASCII spaces
1553 (goto-char (point-min))
1554 (while (re-search-forward "\\(\\ce\\) \\( *\\ce\\)" nil t)
1555 (replace-match "\\1\e$(3$h\e(B\\2")
1556 (goto-char (match-beginning 2))))))))
1563 (defun ethio-input-special-character (arg)
1564 "Allow the user to input special characters."
1565 (interactive "*cInput number: 1.\e$(3%j\e(B 2.\e$(3%k\e(B 3.\e$(3%l\e(B 4.\e$(3%m\e(B 5.\e$(3%i\e(B")
1568 (insert "\e$(3%j\e(B"))
1570 (insert "\e$(3%k\e(B"))
1572 (insert "\e$(3%l\e(B"))
1574 (insert "\e$(3%m\e(B"))
1576 (insert "\e$(3%i\e(B"))
1584 (defconst ethio-fidel-to-tex-map
1585 [ "heG" "huG" "hiG" "haG" "hEG" "hG" "hoG" "" ;; 0 - 7
1586 "leG" "luG" "liG" "laG" "lEG" "lG" "loG" "lWaG" ;; 8
1587 "HeG" "HuG" "HiG" "HaG" "HEG" "HG" "HoG" "HWaG" ;; 16
1588 "meG" "muG" "miG" "maG" "mEG" "mG" "moG" "mWaG" ;; 24
1589 "sseG" "ssuG" "ssiG" "ssaG" "ssEG" "ssG" "ssoG" "ssWaG" ;; 32
1590 "reG" "ruG" "riG" "raG" "rEG" "rG" "roG" "rWaG" ;; 40
1591 "seG" "suG" "siG" "saG" "sEG" "sG" "soG" "sWaG" ;; 48
1592 "xeG" "xuG" "xiG" "xaG" "xEG" "xG" "xoG" "xWaG" ;; 56
1593 "qeG" "quG" "qiG" "qaG" "qEG" "qG" "qoG" "" ;; 64
1594 "qWeG" "" "qWiG" "qWaG" "qWEG" "qWG" "" "" ;; 72
1595 "QeG" "QuG" "QiG" "QaG" "QEG" "QG" "QoG" "" ;; 80
1596 "QWeG" "" "QWiG" "QWaG" "QWEG" "QWG" "" "" ;; 88
1597 "beG" "buG" "biG" "baG" "bEG" "bG" "boG" "bWaG" ;; 96
1598 "veG" "vuG" "viG" "vaG" "vEG" "vG" "voG" "vWaG" ;; 104
1599 "teG" "tuG" "tiG" "taG" "tEG" "tG" "toG" "tWaG" ;; 112
1600 "ceG" "cuG" "ciG" "caG" "cEG" "cG" "coG" "cWaG" ;; 120
1601 "hheG" "hhuG" "hhiG" "hhaG" "hhEG" "hhG" "hhoG" "" ;; 128
1602 "hWeG" "" "hWiG" "hWaG" "hWEG" "hWG" "" "" ;; 136
1603 "neG" "nuG" "niG" "naG" "nEG" "nG" "noG" "nWaG" ;; 144
1604 "NeG" "NuG" "NiG" "NaG" "NEG" "NG" "NoG" "NWaG" ;; 152
1605 "eG" "uG" "iG" "AG" "EG" "IG" "oG" "eaG" ;; 160
1606 "keG" "kuG" "kiG" "kaG" "kEG" "kG" "koG" "" ;; 168
1607 "kWeG" "" "kWiG" "kWaG" "kWEG" "kWG" "" "" ;; 176
1608 "KeG" "KuG" "KiG" "KaG" "KEG" "KG" "KoG" "" ;; 184
1609 "KWeG" "" "KWiG" "KWaG" "KWEG" "KWG" "" "" ;; 192
1610 "weG" "wuG" "wiG" "waG" "wEG" "wG" "woG" "" ;; 200
1611 "eeG" "uuG" "iiG" "aaG" "EEG" "IIG" "ooG" "" ;; 208
1612 "zeG" "zuG" "ziG" "zaG" "zEG" "zG" "zoG" "zWaG" ;; 216
1613 "ZeG" "ZuG" "ZiG" "ZaG" "ZEG" "ZG" "ZoG" "ZWaG" ;; 224
1614 "yeG" "yuG" "yiG" "yaG" "yEG" "yG" "yoG" "yWaG" ;; 232
1615 "deG" "duG" "diG" "daG" "dEG" "dG" "doG" "dWaG" ;; 240
1616 "DeG" "DuG" "DiG" "DaG" "DEG" "DG" "DoG" "DWaG" ;; 248
1617 "jeG" "juG" "jiG" "jaG" "jEG" "jG" "joG" "jWaG" ;; 256
1618 "geG" "guG" "giG" "gaG" "gEG" "gG" "goG" "" ;; 264
1619 "gWeG" "" "gWiG" "gWaG" "gWEG" "gWG" "" "" ;; 272
1620 "GeG" "GuG" "GiG" "GaG" "GEG" "GG" "GoG" "GWaG" ;; 280
1621 "TeG" "TuG" "TiG" "TaG" "TEG" "TG" "ToG" "TWaG" ;; 288
1622 "CeG" "CuG" "CiG" "CaG" "CEG" "CG" "CoG" "CWaG" ;; 296
1623 "PeG" "PuG" "PiG" "PaG" "PEG" "PG" "PoG" "PWaG" ;; 304
1624 "SeG" "SuG" "SiG" "SaG" "SEG" "SG" "SoG" "SWaG" ;; 312
1625 "SSeG" "SSuG" "SSiG" "SSaG" "SSEG" "SSG" "SSoG" "" ;; 320
1626 "feG" "fuG" "fiG" "faG" "fEG" "fG" "foG" "fWaG" ;; 328
1627 "peG" "puG" "piG" "paG" "pEG" "pG" "poG" "pWaG" ;; 336
1628 "mYaG" "rYaG" "fYaG" "" "" "" "" "" ;; 344
1629 "" "spaceG" "periodG" "commaG" ;; 352
1630 "semicolonG" "colonG" "precolonG" "oldqmarkG" ;; 356
1631 "pbreakG" "andG" "huletG" "sostG" "aratG" "amstG" "sadstG" "sabatG" ;; 360
1632 "smntG" "zeteNG" "asrG" "heyaG" "selasaG" "arbaG" "hemsaG" "slsaG" ;; 368
1633 "sebaG" "semanyaG" "zeTanaG" "metoG" "asrxiG" "" "" "" ;; 376
1634 "qqeG" "qquG" "qqiG" "qqaG" "qqEG" "qqG" "qqoG" "" ;; 384
1635 "mWeG" "bWeG" "GWeG" "fWeG" "pWeG" "" "" "" ;; 392
1636 "kkeG" "kkuG" "kkiG" "kkaG" "kkEG" "kkG" "kkoG" "" ;; 400
1637 "mWiG" "bWiG" "GWiG" "fWiG" "pWiG" "" "" "" ;; 408
1638 "XeG" "XuG" "GXiG" "XaG" "XEG" "XG" "XoG" "" ;; 416
1639 "mWEG" "bWEG" "GWEG" "fWEG" "pWEG" "" "" "" ;; 424
1640 "ggeG" "gguG" "ggiG" "ggaG" "ggEG" "ggG" "ggoG" "" ;; 432
1641 "mWG" "bWG" "GWG" "fWG" "pWG" "" "" "" ;; 440
1642 "ornamentG" "flandG" "iflandG" "africaG" ;; 448
1643 "iafricaG" "wWeG" "wWiG" "wWaG" ;; 452
1644 "wWEG" "wWG" "" "slaqG" "dotG" "lquoteG" "rquoteG" "qmarkG" ]) ;; 456
1647 ;; To make tex-to-fidel mapping.
1648 ;; The following code makes
1649 ;; (get 'ethio-tex-command-he 'ethio-fidel-char) ==> ?\e$(3!!\e(B
1654 (while (< i (length ethio-fidel-to-tex-map))
1655 (setq str (aref ethio-fidel-to-tex-map i))
1656 (if (not (string= str ""))
1658 (intern (concat "ethio-tex-command-" (aref ethio-fidel-to-tex-map i)))
1660 (ethio-ethiocode-to-char i)))
1664 (defun ethio-fidel-to-tex-buffer nil
1665 "Convert each fidel characters in the current buffer into a fidel-tex command.
1666 Each command is always surrounded by braces."
1668 (let ((buffer-read-only nil))
1670 ;; Isolated gemination marks need special treatement
1671 (goto-char (point-min))
1672 (while (search-forward "\e$(3%s\e(B" nil t)
1673 (replace-match "\\geminateG{}" t t))
1675 ;; First, decompose geminations
1676 ;; Here we assume that each composed character consists of
1677 ;; one Ethiopic character and the Ethiopic gemination mark.
1678 (decompose-region (point-min) (point-max))
1680 ;; Special treatment for geminated characters
1681 ;; The geminated character (la'') will be "\geminateG{\la}".
1682 (goto-char (point-min))
1683 (while (search-forward "\e$(3%s\e(B" nil t)
1684 (delete-backward-char 1)
1686 (insert "\\geminateG")
1689 ;; Ethiopic characters to TeX macros
1690 (goto-char (point-min))
1691 (while (re-search-forward "\\ce" nil t)
1694 (aref ethio-fidel-to-tex-map
1695 (prog1 (ethio-char-to-ethiocode (preceding-char))
1696 (backward-delete-char 1)))
1698 (goto-char (point-min))
1699 (set-buffer-modified-p nil)))
1702 (defun ethio-tex-to-fidel-buffer nil
1703 "Convert fidel-tex commands in the current buffer into fidel chars."
1705 (let ((buffer-read-only nil)
1708 ;; Special treatment for gemination
1709 ;; "\geminateG{\la}" or "\geminateG{{\la}}" will be "\la\e$(3%s\e(B"
1710 ;; "\geminateG{}" remains unchanged.
1711 (goto-char (point-min))
1712 (while (re-search-forward "\\\\geminateG{\\(\\\\[a-zA-Z]+\\)}" nil t)
1713 (replace-match "\\1\e$(3%s\e(B"))
1715 ;; TeX macros to Ethiopic characters
1716 (goto-char (point-min))
1717 (while (search-forward "\\" nil t)
1719 (skip-chars-forward "a-zA-Z")
1721 (get (intern (concat "ethio-tex-command-"
1722 (buffer-substring p (point))))
1726 (delete-region (1- p) (point)) ; don't forget the preceding "\"
1727 (if (and (= (preceding-char) ?{)
1728 (= (following-char) ?}))
1730 (backward-delete-char 1)
1734 ;; compose geminated characters
1735 (goto-char (point-min))
1736 (while (re-search-forward "\\ce\e$(3%s\e(B" nil 0)
1738 (save-excursion (backward-char 2) (point))
1741 ;; Now it's time to convert isolated gemination marks.
1742 (goto-char (point-min))
1743 (while (search-forward "\\geminateG{}" nil t)
1744 (replace-match "\e$(3%s\e(B"))
1746 (goto-char (point-min))
1747 (set-buffer-modified-p nil)))
1754 (defun ethio-fidel-to-java-buffer nil
1755 "Convert Ethiopic characters into the Java escape sequences.
1757 Each escape sequence is of the form \uXXXX, where XXXX is the
1758 character's codepoint (in hex) in Unicode.
1760 If `ethio-java-save-lowercase' is non-nil, use [0-9a-f].
1761 Otherwise, [0-9A-F]."
1764 ;; first, decompose geminations
1765 (decompose-region (point-min) (point-max))
1767 (goto-char (point-min))
1768 (while (re-search-forward "\\ce" nil t)
1769 (setq ucode (+ ?\x1200 (ethio-char-to-ethiocode (preceding-char))))
1770 (if (> ucode ?\x13bc)
1771 (setq ucode (+ ucode 59952)))
1772 (delete-backward-char 1)
1773 (if ethio-java-save-lowercase
1774 (insert (format "\\u%4x" ucode))
1775 (insert (upcase (format "\\u%4x" ucode)))))))
1778 (defun ethio-java-to-fidel-buffer nil
1779 "Convert the Java escape sequences into corresponding Ethiopic characters."
1781 (goto-char (point-min))
1782 (while (re-search-forward "\\\\u\\([0-9a-fA-F][0-9a-fA-F][0-9a-fA-F][0-9a-fA-F]\\)" nil t)
1787 (buffer-substring (match-beginning 1) (match-end 1)))))
1789 ((and (>= ucode ?\x1200) (<= ucode ?\x13bc))
1791 (insert (ethio-ethiocode-to-char (- ucode ?\x1200))))
1792 ((and (>= ucode ?\xfdf1) (<= ucode ?\xfdff))
1794 (insert (ethio-ethiocode-to-char (- ucode 64560))))
1799 (goto-char (point-min))
1800 (while (re-search-forward "\\ce\e$(3%s\e(B" nil 0)
1802 (save-excursion (backward-char 2) (point))
1811 (defun ethio-find-file nil
1812 "Transcribe file content into Ethiopic dependig on filename suffix."
1815 ((string-match "\\.sera$" (buffer-file-name))
1817 (ethio-sera-to-fidel-buffer nil 'force)
1818 (set-buffer-modified-p nil)))
1820 ((string-match "\\.html$" (buffer-file-name))
1821 (let ((sera-being-called-by-w3 t))
1823 (ethio-sera-to-fidel-marker 'force)
1824 (goto-char (point-min))
1825 (while (re-search-forward "&[lr]aquote;" nil t)
1826 (if (= (char-after (1+ (match-beginning 0))) ?l)
1827 (replace-match "\e$(3%v\e(B")
1828 (replace-match "\e$(3%w\e(B")))
1829 (set-buffer-modified-p nil))))
1831 ((string-match "\\.tex$" (buffer-file-name))
1833 (ethio-tex-to-fidel-buffer)
1834 (set-buffer-modified-p nil)))
1836 ((string-match "\\.java$" (buffer-file-name))
1838 (ethio-java-to-fidel-buffer)
1839 (set-buffer-modified-p nil)))
1845 (defun ethio-write-file nil
1846 "Transcribe Ethiopic characters in ASCII depending on the file extension."
1849 ((string-match "\\.sera$" (buffer-file-name))
1851 (ethio-fidel-to-sera-buffer nil 'force)
1852 (goto-char (point-min))
1853 (ethio-record-user-preference)
1854 (set-buffer-modified-p nil)))
1856 ((string-match "\\.html$" (buffer-file-name))
1858 (let ((sera-being-called-by-w3 t)
1859 (lq (aref ethio-fidel-to-sera-map 461))
1860 (rq (aref ethio-fidel-to-sera-map 462)))
1861 (aset ethio-fidel-to-sera-map 461 "«te;")
1862 (aset ethio-fidel-to-sera-map 462 "»te;")
1863 (ethio-fidel-to-sera-marker 'force)
1864 (goto-char (point-min))
1865 (if (search-forward "<sera>" nil t)
1866 (ethio-record-user-preference))
1867 (aset ethio-fidel-to-sera-map 461 lq)
1868 (aset ethio-fidel-to-sera-map 462 rq)
1869 (set-buffer-modified-p nil))))
1871 ((string-match "\\.tex$" (buffer-file-name))
1873 (ethio-fidel-to-tex-buffer)
1874 (set-buffer-modified-p nil)))
1876 ((string-match "\\.java$" (buffer-file-name))
1878 (ethio-fidel-to-java-buffer)
1879 (set-buffer-modified-p nil)))
1884 (defun ethio-record-user-preference nil
1885 (if (looking-at "\\\\~\\(tir?\\|amh?\\) ")
1886 (goto-char (match-end 0))
1887 (insert (if (ethio-prefer-amharic-p) "\\~amh " "\\~tir ")))
1888 (insert (if ethio-use-colon-for-colon "\\~-: " "\\~`: ")
1889 (if ethio-use-three-dot-question "\\~`| " "\\~`? ")))
1892 ;; Ethiopic word separator vs. ASCII space
1895 (defvar ethio-prefer-ascii-space t)
1896 (make-variable-buffer-local 'ethio-prefer-ascii-space)
1898 (defun ethio-toggle-space nil
1899 "Toggle ASCII space and Ethiopic separator for keyboard input."
1901 (setq ethio-prefer-ascii-space
1902 (not ethio-prefer-ascii-space))
1903 (force-mode-line-update))
1905 (defun ethio-insert-space (arg)
1906 "Insert ASCII spaces or Ethiopic word separators depending on context.
1908 If the current word separator (indicated in mode-line) is the ASCII space,
1909 insert an ASCII space. With ARG, insert that many ASCII spaces.
1911 If the current word separator is the colon-like Ethiopic word
1912 separator and the point is preceded by `an Ethiopic punctuation mark
1913 followed by zero or more ASCII spaces', then insert also an ASCII
1914 space. With ARG, insert that many ASCII spaces.
1916 Otherwise, insert a colon-like Ethiopic word separator. With ARG, insert that
1917 many Ethiopic word separators."
1921 (ethio-prefer-ascii-space
1922 (insert-char 32 arg))
1924 (skip-chars-backward " ")
1925 (memq (preceding-char)
1926 '(?\e$(3$h\e(B ?\e$(3$i\e(B ?\e$(3$j\e(B ?\e$(3$k\e(B ?\e$(3$l\e(B ?\e$(3$m\e(B ?\e$(3$n\e(B ?\e$(3$o\e(B ?\e$(3%t\e(B ?\e$(3%u\e(B ?\e$(3%v\e(B ?\e$(3%w\e(B ?\e$(3%x\e(B)))
1927 (insert-char 32 arg))
1929 (insert-char ?\e$(3$h\e(B arg))))
1931 (defun ethio-insert-ethio-space (arg)
1932 "Insert the Ethiopic word delimiter (the colon-like character).
1933 With ARG, insert that many delimiters."
1935 (insert-char ?\e$(3$h\e(B arg))
1938 ;; Ethiopic punctuation vs. ASCII punctuation
1941 (defvar ethio-prefer-ascii-punctuation nil)
1942 (make-variable-buffer-local 'ethio-prefer-ascii-punctuation)
1944 (defun ethio-toggle-punctuation nil
1945 "Toggle Ethiopic punctuations and ASCII punctuations for keyboard input."
1947 (setq ethio-prefer-ascii-punctuation
1948 (not ethio-prefer-ascii-punctuation))
1949 (let* ((keys '("." ".." "..." "," ",," ";" ";;" ":" "::" ":::" "*" "**"))
1951 (if ethio-prefer-ascii-punctuation
1952 '(?. [".."] ["..."] ?, [",,"] ?\; [";;"] ?: ["::"] [":::"] ?* ["**"])
1953 '(?\e$(3$i\e(B ?\e$(3%u\e(B ?. ?\e$(3$j\e(B ?, ?\e$(3$k\e(B ?\; ?\e$(3$h\e(B ?\e$(3$i\e(B ?: ?* ?\e$(3$o\e(B))))
1955 (quail-defrule (car keys) (car puncs) "ethiopic")
1956 (setq keys (cdr keys)
1958 (force-mode-line-update)))
1964 (defun ethio-gemination nil
1965 "Compose the character before the point with the Ethiopic gemination mark.
1966 If the characater is already composed, decompose it and remove the gemination
1970 ((eq (char-charset (preceding-char)) 'ethiopic)
1971 (insert "\e$(3%s\e(B")
1973 (save-excursion (backward-char 2) (point))
1976 ((eq (char-charset (preceding-char)) 'leading-code-composition)
1978 (save-excursion (backward-char 1) (point))
1980 (delete-backward-char 1))
1985 (provide 'ethio-util)
1987 ;;; ethio-util.el ends here