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post: Allow dashes in slugs.

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* haunt/post.scm (char-set:slug): New variable.
(post-slug): Use slug char set.
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David Thompson
2016-04-02 15:56:19 -04:00
parent 796cb05b57
commit a37c3cd585
1 changed files with 4 additions and 1 deletions
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haunt/post.scm
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@@ -56,10 +56,13 @@
"Return the metadata corresponding to KEY within POST." "Return the metadata corresponding to KEY within POST."
(assq-ref (post-metadata post) key)) (assq-ref (post-metadata post) key))
(define char-set:slug
(char-set-union char-set:letter+digit (char-set #\-)))
(define (post-slug post) (define (post-slug post)
"Transform the title of POST into a URL slug." "Transform the title of POST into a URL slug."
(string-join (map (lambda (s) (string-join (map (lambda (s)
(string-filter char-set:letter+digit s)) (string-filter char-set:slug s))
(string-split (string-downcase (post-ref post 'title)) (string-split (string-downcase (post-ref post 'title))
char-set:whitespace)) char-set:whitespace))
"-")) "-"))