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-rw-r--r--dump/triples.scm24
1 files changed, 16 insertions, 8 deletions
diff --git a/dump/triples.scm b/dump/triples.scm
index 33b4ae3..2b43d68 100644
--- a/dump/triples.scm
+++ b/dump/triples.scm
@@ -21,19 +21,27 @@
(string->symbol
(format #f "~s~a" string-field schema)))))
-(define (string->identifier prefix str)
+(define* (string->identifier prefix str
+ #:optional #:key
+ (ontology "gn:")
+ (separator "_")
+ (proc string-downcase))
"Convert STR to a turtle identifier after replacing illegal
characters with an underscore and prefixing with gn:PREFIX."
(if (string-null? str)
""
(string->symbol
- (string-append "gn:" prefix "_"
- (string-map (lambda (c)
- (case c
- ((#\/ #\< #\> #\+ #\( #\) #\space #\@) #\_)
- (else c)))
- (string-downcase
- (string-trim-right str #\.)))))))
+ (string-append ontology prefix separator
+ (string-delete
+ (lambda (c)
+ (eq? c #\)))
+ (string-map (lambda (c)
+ (case c
+ ((#\/ #\< #\> #\+ #\( #\space #\@) #\_)
+ (else c)))
+ (proc
+ (string-trim-right str #\.))))))))
+
(define* (prefix prefix iri #:optional (ttl? #t))
(format #t