67 lines
2.0 KiB
Scheme
67 lines
2.0 KiB
Scheme
(define-module (skribe-utils)
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#:use-module (ice-9 match) ; match-lambda
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#:use-module (srfi srfi-1) ; list stuff
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#:export (email
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~
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---
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page
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div
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table
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figure
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wide-img))
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(define (div class . contents)
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`(div (@ (class ,class)) ,@contents))
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(define (page . contents)
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`(div (@ (class "page")) ,@contents))
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(define (email address)
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"Obfuscate a given email ADDRESS."
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`(span (@ (class "obfuscated"))
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,(string-map (lambda (c) (integer->char (+ 1 (char->integer c))))
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address)))
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(define (~)
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"Non-breaking space."
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(string #\240))
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(define (---)
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"Em dash." "—")
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(define* (table #:key (align '()) headers rows)
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"Build HTML tables more easily."
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(let ((alignment (append align
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(make-list (- (length headers)
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(length align))
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"left"))))
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(define (make-row fields)
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`(tr ,(map (match-lambda
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((field alignment)
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`(td (@ (align ,alignment)) ,field)))
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(zip fields alignment))))
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(define (make-header fields)
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`(tr (@ (class "header"))
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,(map (match-lambda
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((field alignment)
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`(th (@ (align ,alignment)) ,field)))
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(zip fields alignment))))
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`(table
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(thead ,(make-header headers))
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(tbody ,(map make-row rows)))))
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(define (figure file caption)
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`(div (@ (class "figure"))
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(img (@ (src ,(if (string-prefix? "/" file)
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file
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(string-append "/images/posts/" file)))
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(alt ,caption)))
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(p (@ (class "caption")) ,caption)))
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(define (wide-img file alt)
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`(img (@ (class "full stretch")
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(src ,(if (string-prefix? "/" file)
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file
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(string-append "/images/posts/" file)))
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(alt ,alt))))
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