Initial import of Skribe 1.2d.

Initial import of Skribe 1.2d.


git-archimport-id: lcourtes@laas.fr--2004-libre/skribilo--devel--1.2--base-0

1 files changed, 385 insertions, 0 deletions

diff --git a/skribe/tools/skribebibtex/bigloo/skribebibtex.scm b/skribe/tools/skribebibtex/bigloo/skribebibtex.scm
new file mode 100644
index 0000000..b581537
--- /dev/null
+++ b/skribe/tools/skribebibtex/bigloo/skribebibtex.scm
@@ -0,0 +1,385 @@
+;*=====================================================================*/
+;*    .../skribe/tools/skribebibtex/bigloo/skribebibtex.scm            */
+;*    -------------------------------------------------------------    */
+;*    Author      :  Manuel Serrano                                    */
+;*    Creation    :  Fri Oct 12 14:57:58 2001                          */
+;*    Last change :  Sun Apr 10 09:10:02 2005 (serrano)                */
+;*    Copyright   :  2001-05 Manuel Serrano                            */
+;*    -------------------------------------------------------------    */
+;*    The bibtex->skribe translator                                    */
+;*=====================================================================*/
+
+;*---------------------------------------------------------------------*/
+;*    The module                                                       */
+;*---------------------------------------------------------------------*/
+(module skribebibtex
+   (export (skribebibtex in)))
+
+;*---------------------------------------------------------------------*/
+;*    skribebibtex ...                                                 */
+;*---------------------------------------------------------------------*/
+(define (skribebibtex in)
+   (let* ((port (if (string? in)
+		    (let ((p (open-input-file in)))
+		       (if (not (input-port? p))
+			   (error "skribebibtext"
+				  "Can't read input file"
+				  in)
+			   p))
+		    (current-input-port)))
+	  (sexp (parse-bibtex port)))
+      (for-each (lambda (e)
+		   (match-case e
+		      ((?kind ?ident . ?fields)
+		       (display* "("
+				 (string-downcase (symbol->string kind))
+				 " \"" ident "\"")
+		       (for-each (lambda (f)
+				    (display* "\n   (" (car f) " ")
+				    (write (cdr f))
+				    (display ")"))
+				 fields)
+		       (print ")\n"))))
+		sexp)))
+
+;*---------------------------------------------------------------------*/
+;*    *bibtex-string-table* ...                                        */
+;*---------------------------------------------------------------------*/
+(define *bibtex-string-table* #unspecified)
+
+;*---------------------------------------------------------------------*/
+;*    make-bibtex-hashtable ...                                        */
+;*---------------------------------------------------------------------*/
+(define (make-bibtex-hashtable)
+   (let ((table (make-hashtable)))
+      (for-each (lambda (k)
+		   (let ((cp (string-capitalize k)))
+		      (hashtable-put! table k cp)
+		      (hashtable-put! table cp cp)))
+		'("jan" "feb" "mar" "apr" "may" "jun" "jul"
+			"aug" "sep" "oct" "nov" "dec"))
+      table))
+
+;*---------------------------------------------------------------------*/
+;*    parse-bibtex ...                                                 */
+;*---------------------------------------------------------------------*/
+(define (parse-bibtex port::input-port)
+   (set! *bibtex-string-table* (make-bibtex-hashtable))
+   (cond-expand
+      (bigloo2.6
+       (try (read/lalrp bibtex-parser bibtex-lexer port)
+	    (lambda (escape proc mes obj)
+	       (match-case obj
+		  ((?token (?fname . ?pos) . ?val)
+		   (error/location proc "bibtex parse error" token fname pos))
+		  (else
+		   (notify-error proc mes obj)
+		   (error proc mes obj))))))
+      (else
+       (with-exception-handler
+	  (lambda (e)
+	     (if (&io-parse-error? e)
+		 (let ((o (&error-obj e)))
+		    (match-case o
+		       ((?token (?fname . ?pos) . ?val)
+			(error/location (&error-proc e)
+					"bibtex parse error"
+					token
+					fname
+					pos))
+		       (else
+			(raise e))))
+		 (raise e)))
+	  (lambda ()
+	     (read/lalrp bibtex-parser bibtex-lexer port))))))
+
+;*---------------------------------------------------------------------*/
+;*    the-coord ...                                                    */
+;*---------------------------------------------------------------------*/
+(define (the-coord port)
+   (cons (input-port-name port) (input-port-position port)))
+
+;*---------------------------------------------------------------------*/
+;*    bibtex-lexer ...                                                 */
+;*---------------------------------------------------------------------*/
+(define bibtex-lexer
+   (regular-grammar ((blank (in " \t\n")))
+      ;; separators
+      ((+ blank)
+       (list 'BLANK (the-coord (the-port))))
+      ;; comments
+      ((: "%" (* all))
+       (ignore))
+      ;; egal sign
+      (#\=
+       (list 'EGAL (the-coord (the-port))))
+      ;; sharp sign
+      ((: (* blank) #\# (* blank))
+       (list 'SHARP (the-coord (the-port))))
+      ;; open bracket
+      (#\{
+       (list 'BRA-OPEN (the-coord (the-port))))
+      ;; close bracket
+      (#\}
+       (list 'BRA-CLO (the-coord (the-port))))
+      ;; comma
+      (#\,
+       (list 'COMMA (the-coord (the-port))))
+      ;; double quote
+      ((: #\\ (in "\"\\_"))
+       (list 'CHAR (the-coord (the-port)) (the-character)))
+      ;; optional linebreak
+      ((: #\\ #\-)
+       (ignore))
+      ;; special latin characters
+      ((or "{\\'e}" "\\'e")
+       (list 'CHAR (the-coord (the-port)) "é"))
+      ((or "{\\o}" "\\o")
+       (list 'CHAR (the-coord (the-port)) "ø"))
+      ((or "{\\~{n}}" "\\~{n}")
+       (list 'CHAR (the-coord (the-port)) "ñ"))
+      ((or "{\\~{N}}" "\\~{N}")
+       (list 'CHAR (the-coord (the-port)) "Ñ"))
+      ((or "{\\^{o}}" "\\^{o}")
+       (list 'CHAR (the-coord (the-port)) "ô"))
+      ((or "{\\^{O}}" "\\^{O}")
+       (list 'CHAR (the-coord (the-port)) "Ô"))
+      ((or "{\\\"{o}}" "\\\"{o}")
+       (list 'CHAR (the-coord (the-port)) "ö"))
+      ((or "{\\\"{O}}" "\\\"{O}")
+       (list 'CHAR (the-coord (the-port)) "Ö"))
+      ((or "{\\`e}" "\\`e")
+       (list 'CHAR (the-coord (the-port)) "è"))
+      ((or "{\\`a}" "\\`a")
+       (list 'CHAR (the-coord (the-port)) "à"))
+      ((or "{\\\"i}" "{\\\"{i}}" "\\\"i" "\\\"{i}")
+       (list 'CHAR (the-coord (the-port)) "ï"))
+      ((or "{\\\"u}" "\\\"u")
+       (list 'CHAR (the-coord (the-port)) "ü"))
+      ((or "{\\`u}" "\\`u")
+       (list 'CHAR (the-coord (the-port)) "ù"))
+      ;; latex commands
+      ((: #\\ alpha (+ (or alpha digit)))
+       (let ((s (the-substring 1 (the-length))))
+	  (cond
+	     ((member s '("pi" "Pi" "lambda" "Lambda"))
+	      (list 'IDENT (the-coord (the-port)) s))
+	     (else
+	      (ignore)))))
+      ;; strings
+      ((: "\"" (* (or (out #a000 #\\ #\") (: #\\ all))) "\"")
+       (list 'STRING
+	     (the-coord (the-port))
+	     (the-substring 1 (-fx (the-length) 1))))
+      ;; commands
+      ((: "@" (+ alpha))
+       (let* ((str (string-upcase (the-substring 1 (the-length))))
+	      (sym (string->symbol str)))
+	  (case sym
+	     ((STRING)
+	      (list 'BIBSTRING (the-coord (the-port))))
+	     (else
+	      (list 'BIBITEM (the-coord (the-port)) sym)))))
+      ;; digit
+      ((+ digit)
+       (list 'NUMBER (the-coord (the-port)) (the-string)))
+      ;; ident
+      ((+ (or alpha digit (in ".:-&/?+*")))
+       (list 'IDENT (the-coord (the-port)) (the-string)))
+      ;; default
+      (else
+       (let ((c (the-failure)))
+	  (if (eof-object? c)
+	      c
+	      (list 'CHAR (the-coord (the-port)) c))))))
+
+;*---------------------------------------------------------------------*/
+;*    bibtex-parser ...                                                */
+;*---------------------------------------------------------------------*/
+(define bibtex-parser
+   (lalr-grammar
+      ;; tokens
+      (CHAR IDENT STRING COMMA BRA-OPEN BRA-CLO SHARP BLANK NUMBER EGAL
+	    BIBSTRING BIBITEM)
+      
+      ;; bibtex
+      (bibtex
+       (()
+	'())
+       ((bibtex string-def)
+	bibtex)
+       ((bibtex bibtex-entry)
+	(cons bibtex-entry bibtex))
+       ((bibtex BLANK)
+	bibtex))
+      
+      ;; blank*
+      (blank*
+       (() '())
+       ((blank* BLANK) '()))
+      
+      ;; string-def
+      (string-def
+       ((BIBSTRING BRA-OPEN blank* IDENT blank* EGAL blank* bibtex-entry-value BRA-CLO)
+	(bibtex-string-def! (cadr IDENT) bibtex-entry-value)))
+      
+      ;; bibtex-entry
+      (bibtex-entry
+       ((BIBITEM blank* BRA-OPEN blank* IDENT blank* COMMA
+		 bibtex-entry-item* BRA-CLO)
+	(make-bibtex-entry (cadr BIBITEM)
+			   (cadr IDENT)
+			   bibtex-entry-item*)))
+      
+      ;; bibtex-entry-item*
+      (bibtex-entry-item*
+       ((blank*)
+	'())
+       ((bibtex-entry-item)
+	(list bibtex-entry-item))
+       ((bibtex-entry-item COMMA bibtex-entry-item*)
+	(cons bibtex-entry-item bibtex-entry-item*)))
+      
+      ;; bibtex-entry-item
+      (bibtex-entry-item
+       ((blank* IDENT blank* EGAL blank* bibtex-entry-value blank*)
+	(cons (cadr IDENT) bibtex-entry-value)))
+      
+      ;; bibtex-entry-value
+      (bibtex-entry-value
+       ((NUMBER)
+	(list (cadr NUMBER)))
+       ((bibtex-entry-value-string)
+	bibtex-entry-value-string)
+       ((BRA-OPEN bibtex-entry-value-block* BRA-CLO)
+	bibtex-entry-value-block*))
+      
+      ;; bibtex-entry-value-string
+      (bibtex-entry-value-string
+       ((bibtex-entry-value-string-simple)
+	(list bibtex-entry-value-string-simple))
+       ((bibtex-entry-value-string SHARP bibtex-entry-value-string-simple)
+	`(,@bibtex-entry-value-string ,bibtex-entry-value-string-simple)))
+      
+      ;; bibtex-entry-value-string-simple
+      (bibtex-entry-value-string-simple
+       ((STRING)
+	(cadr STRING))
+       ((IDENT)
+	`(ref ,(cadr IDENT))))
+      
+      ;; bibtex-entry-value-block*
+      (bibtex-entry-value-block*
+       (()
+	'())
+       ((bibtex-entry-value-block* bibtex-entry-value-block)
+	(append bibtex-entry-value-block* bibtex-entry-value-block)))
+      
+      ;; bibtex-entry-value-block
+      (bibtex-entry-value-block
+       ((BRA-OPEN bibtex-entry-value-block* BRA-CLO)
+	bibtex-entry-value-block*)
+       ((COMMA)
+	(list ","))
+       ((IDENT)
+	(list (cadr IDENT)))
+       ((BLANK)
+	(list " "))
+       ((EGAL)
+	(list "="))
+       ((CHAR)
+	(list (cadr CHAR)))
+       ((NUMBER)
+	(list (cadr NUMBER)))
+       ((STRING)
+	(list (string-append "\"" (cadr STRING) "\""))))))
+
+;*---------------------------------------------------------------------*/
+;*    bibtex-string-def! ...                                           */
+;*---------------------------------------------------------------------*/
+(define (bibtex-string-def! ident value)
+   (define (->string value)
+      (if (string? value)
+	  value
+	  (match-case value
+	     (((and ?s (? string?)))
+	      s)
+	     (((and ?n (? number?)))
+	      (number->string n))
+	     (else
+	      (apply string-append (map ->string value))))))
+   (hashtable-put! *bibtex-string-table* ident (->string value)))
+
+;*---------------------------------------------------------------------*/
+;*    make-bibtex-entry ...                                            */
+;*---------------------------------------------------------------------*/
+(define (make-bibtex-entry kind ident value)
+   (define (parse-entry-value line)
+      (let ((name (car line))
+	    (val (cdr line)))
+	 (let loop ((val (reverse val))
+		    (res ""))
+	    (cond
+	       ((null? val)
+		(cons name (untexify res)))
+	       ((char? (car val))
+		(loop (cdr val) (string-append (string (car val)) res)))
+	       ((string? (car val))
+		(loop (cdr val) (string-append (car val) res)))
+	       (else
+		(match-case (car val)
+		   ((ref ?ref)
+		    (let ((h (hashtable-get *bibtex-string-table* ref)))
+		       (loop (cdr val)
+			     (if (string? h)
+				 (string-append h res)
+				 res))))
+		   (else
+		    (loop (cdr val) res))))))))
+   (let ((fields (map parse-entry-value value)))
+      `(,kind ,ident ,@fields)))
+
+;*---------------------------------------------------------------------*/
+;*    untexify ...                                                     */
+;*---------------------------------------------------------------------*/
+(define (untexify val)
+   (define (untexify-math-string str)
+      (string-case str
+	 ((+ (out #\_ #\^ #\space #\Newline #\tab))
+	  (let ((s (the-string)))
+	     (string-append s (ignore))))
+	 ((+ (in "^_"))
+	  (ignore))
+	 ((+ (in " \n\t"))
+	  (string-append " " (ignore)))
+	 (else
+	  "")))
+   (define (untexify-string str)
+      (let ((s (pregexp-replace* "C[$]\\^[$]_[+][+][$][$]" str "C++")))
+	 (string-case (pregexp-replace* "[{}]" s "")
+	    ((+ (out #\\ #\$ #\space #\Newline #\tab #\~))
+	     (let ((s (the-string)))
+		(string-append s (ignore))))
+	    ((: #\\ (+ (or (: "c" (out #\h))
+			   (: "ch" (out #\a))
+			   (: "cha" (out #\r))
+			   (: "char" (out digit))
+			   (out #\\ #\space #\c))))
+	     (ignore))
+	    ((: #\\ "char" (+ digit))
+	     (string-append
+	      (string
+	       (integer->char
+		(string->integer
+		 (the-substring 5 (the-length)))))
+	      (ignore)))
+	    ((: #\$ (* (out #\$)) #\$)
+	     (let ((s (the-substring 1 (-fx (the-length) 1))))
+		(string-append (untexify-math-string s) (ignore))))
+	    ((+ (in " \n\t~"))
+	     (string-append " " (ignore)))
+	    (else
+	     ""))))
+   (if (string? val)
+       (untexify-string val)
+       (map untexify val)))