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authorLudovic Court`es2005-06-15 13:00:39 +0000
committerLudovic Court`es2005-06-15 13:00:39 +0000
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tree18111570156cb0e3df0d81c8d104517a2263fd2c /skribe/src/stklos/biblio.stk
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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
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+;;;;
+;;;; biblio.stk -- Bibliography functions
+;;;;
+;;;; Copyright © 2003-2004 Erick Gallesio - I3S-CNRS/ESSI <eg@essi.fr>
+;;;;
+;;;;
+;;;; 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
+;;;; USA.main.st
+;;;;
+;;;; Author: Erick Gallesio [eg@essi.fr]
+;;;; Creation date: 31-Aug-2003 22:07 (eg)
+;;;; Last file update: 28-Oct-2004 21:19 (eg)
+;;;;
+
+
+
+(define-module SKRIBE-BIBLIO-MODULE
+ (import SKRIBE-RUNTIME-MODULE)
+ (export bib-tables? make-bib-table default-bib-table
+ bib-load! resolve-bib resolve-the-bib
+ bib-sort/authors bib-sort/idents bib-sort/dates)
+
+(define *bib-table* #f)
+
+;; Forward declarations
+(define skribe-open-bib-file #f)
+(define parse-bib #f)
+
+(include "../common/bib.scm")
+
+;;;; ======================================================================
+;;;;
+;;;; Utilities
+;;;;
+;;;; ======================================================================
+
+(define (make-bib-table ident)
+ (make-hashtable))
+
+(define (bib-table? obj)
+ (hashtable? obj))
+
+(define (default-bib-table)
+ (unless *bib-table*
+ (set! *bib-table* (make-bib-table "default-bib-table")))
+ *bib-table*)
+
+;;
+;; Utilities
+;;
+(define (%bib-error who entry)
+ (let ((msg "bibliography syntax error on entry"))
+ (if (%epair? entry)
+ (skribe-line-error (%epair-file entry) (%epair-line entry) who msg entry)
+ (skribe-error who msg entry))))
+
+;;;; ======================================================================
+;;;;
+;;;; BIB-DUPLICATE
+;;;;
+;;;; ======================================================================
+(define (bib-duplicate ident from old)
+ (let ((ofrom (markup-option old 'from)))
+ (skribe-warning 2
+ 'bib
+ (format "Duplicated bibliographic entry ~a'.\n" ident)
+ (if ofrom
+ (format " Using version of `~a'.\n" ofrom)
+ "")
+ (if from
+ (format " Ignoring version of `~a'." from)
+ " Ignoring redefinition."))))
+
+
+;;;; ======================================================================
+;;;;
+;;;; PARSE-BIB
+;;;;
+;;;; ======================================================================
+(define (parse-bib table port)
+ (if (not (bib-table? table))
+ (skribe-error 'parse-bib "Illegal bibliography table" table)
+ (let ((from (port-file-name port)))
+ (let Loop ((entry (read port)))
+ (unless (eof-object? entry)
+ (cond
+ ((and (list? entry) (> (length entry) 2))
+ (let* ((kind (car entry))
+ (key (format "~A" (cadr entry)))
+ (fields (cddr entry))
+ (old (hashtable-get table key)))
+ (if old
+ (bib-duplicate ident from old)
+ (hash-table-put! table
+ key
+ (make-bib-entry kind key fields from)))
+ (Loop (read port))))
+ (else
+ (%bib-error 'bib-parse entry))))))))
+
+
+;;;; ======================================================================
+;;;;
+;;;; BIB-ADD!
+;;;;
+;;;; ======================================================================
+(define (bib-add! table . entries)
+ (if (not (bib-table? table))
+ (skribe-error 'bib-add! "Illegal bibliography table" table)
+ (for-each (lambda (entry)
+ (cond
+ ((and (list? entry) (> (length entry) 2))
+ (let* ((kind (car entry))
+ (key (format "~A" (cadr entry)))
+ (fields (cddr entry))
+ (old (hashtable-get table ident)))
+ (if old
+ (bib-duplicate key #f old)
+ (hash-table-put! table
+ key
+ (make-bib-entry kind key fields #f)))))
+ (else
+ (%bib-error 'bib-add! entry))))
+ entries)))
+
+
+;;;; ======================================================================
+;;;;
+;;;; SKRIBE-OPEN-BIB-FILE
+;;;;
+;;;; ======================================================================
+;; FIXME: Factoriser
+(define (skribe-open-bib-file file command)
+ (let ((path (find-path file *skribe-bib-path*)))
+ (if (string? path)
+ (begin
+ (when (> *skribe-verbose* 0)
+ (format (current-error-port) " [loading bibliography: ~S]\n" path))
+ (open-input-file (if (string? command)
+ (string-append "| "
+ (format command path))
+ path)))
+ (begin
+ (skribe-warning 1
+ 'bibliography
+ "Can't find bibliography -- " file)
+ #f))))
+
+)