/usr/share/festival/punctuation.scm is in festival-freebsoft-utils 0.10-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 | ;;; Punctuation modes
;; Copyright (C) 2003, 2004, 2005, 2006, 2008 Brailcom, o.p.s.
;; Author: Milan Zamazal <pdm@brailcom.org>
;; COPYRIGHT NOTICE
;; This program 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 of the License, or
;; (at your option) any later version.
;; This program 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 this program; if not, write to the Free Software
;; Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
(require 'oo)
(require 'word-mapping)
(defvar punctuation-mode 'default)
(defvar punctuation-chars "[- !\"#$%&'()*+,./\\\\^_`:;<=>?@{|}~]")
(defvar punctuation-chars-2 "[][]")
(defvar punctuation-punc-languages '(english britishenglish americanenglish))
;; Default English voice doesn't have defined pronunciation of punctuation
;; characters
(defvar punctuation-pronunciation
'(("." "dot")
("," "comma")
(";" "semicolon")
(":" "colon")
("!" "exclamation" "mark")
("?" "question" "mark")
("-" "dash")
("'" "right" "quote")
("`" "left" "quote")
("\"" "double" "quote")
("(" "left" "parenthesis")
(")" "right" "parenthesis")
("{" "left" "brace")
("}" "right" "brace")))
(define (punctuation-character string)
(or (string-matches string punctuation-chars)
(string-matches string punctuation-chars-2)))
(define (punctuation-split-token token name ttw)
;; We must be careful not to discard whole token here. It may contain
;; annotations such as index marks and they would be discarded together with
;; the token.
(let ((words (punctuation-split-token* token name ttw)))
(or words
(ttw token (if (eq punctuation-mode 'all) "" " ")))))
(define (punctuation-split-token* token name ttw)
(cond
;; No punctuation
((and (not (string-matches name
(string-append ".*" punctuation-chars ".*")))
(not (string-matches name
(string-append ".*" punctuation-chars-2 ".*"))))
(ttw token name))
;; Punctuation at start
((punctuation-character (substring name 0 1))
(append (if (eq? punctuation-mode 'all)
(ttw token (substring name 0 1)))
(punctuation-split-token token
(substring name 1 (- (length name) 1))
ttw)))
;; Punctuation inside
(t
(let ((i 1))
(while (not (punctuation-character (substring name i 1)))
(set! i (+ i 1)))
(append (ttw token (substring name 0 i))
(punctuation-split-token
token (substring name i (- (length name) i)) ttw))))))
(define-wrapper (token_to_words token name) punctuation
(if (eq? punctuation-mode 'default)
((next-func) token name)
(punctuation-split-token token name (next-func))))
(define (punctuation-process-words utt)
(cond
((eq? punctuation-mode 'all)
(if (member (intern (Param.get 'Language)) punctuation-punc-languages)
;; Standard English lexicon has no notion of punctuation pronounciation
(do-relation-items (w utt Word)
(let ((trans (assoc (item.name w) punctuation-pronunciation)))
(if (and trans
(not (word-mapping-of w)))
(begin
(item.set_name w (car (cdr trans)))
(set! trans (cdr (cdr trans)))
(while trans
(let ((i (item.insert w (list (car trans)))))
(item.append_daughter (item.parent (item.relation w 'Token))
i))
(set! trans (cdr trans)))))))
;; We assume other languages don't insert punctuation words themselves
(do-relation-items (w utt Word)
(let* ((w* (item.relation w 'Token))
(token (item.parent w*)))
(when (and (not (item.prev w*))
(item.has_feat token 'prepunctuation))
(dolist (p (reverse (symbolexplode (item.feat token 'prepunctuation))))
(let ((i (item.insert w `(,p ((name ,p))) 'before)))
(item.prepend_daughter token i))))
(when (and (not (item.next w*))
(item.has_feat token 'punc))
(dolist (p (reverse (symbolexplode (item.feat token 'punc))))
(let ((i (item.insert w `(,p ((name ,p))))))
(item.append_daughter token i))))))))
;; Delete punctuation when punctuation-mode is none
;; (We actually don't delete the words as this might discard annotations
;; such as index marks. So we just make the word names empty.)
((eq punctuation-mode 'none)
(do-relation-top-items (token utt Token)
(if (punctuation-character (item.name token))
(dolist (w (mapcar (lambda (i) (item.relation i 'Word))
(item.daughters token)))
(if w
(item.set_feat w 'name "")))))
(do-relation-top-items (w utt Word)
(if (punctuation-character (item.name w))
(item.set_feat w 'name "")))))
utt)
(Param.wrap Token_Method punctuation
(lambda (utt)
(apply* (next-value) (list utt))
(punctuation-process-words utt)))
(Param.wrap Word_Method punctuation
;; This is here to avoid deletion of punctuation in standard functions
(lambda (utt)
(if (eq? punctuation-mode 'all)
(do-relation-items (w utt Word)
(if (string-matches (item.feat w 'pos) "f?punc")
(item.set_feat w 'pos 'allpunc))))
(apply* (next-value) (list utt))))
(define (set-punctuation-mode mode)
(or (member mode '(default all none))
(error "Unknown punctuation mode" mode))
(oo-ensure-function-wrapped 'token_to_words)
(set! punctuation-mode mode))
(provide 'punctuation)
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