53 lines
1.8 KiB
Scheme
53 lines
1.8 KiB
Scheme
;; Simplified guile web server outlined in
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;; https://spritely.institute/files/docs/guile-hoot/0.2.0/Tutorial.html
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(use-modules (ice-9 binary-ports) (ice-9 format) (ice-9 match)
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(web server) (web request) (web response) (web uri)
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(haunt html))
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(define (extension file)
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(match (string-split file #\.)
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(() #f)
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((_ ... ext) ext)))
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(define (mime-type file-name)
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(or (assoc-ref '(("js" . application/javascript)
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("css" . text/css)
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("html" . text/html)
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("scm" . text/stml)
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("wasm" . application/wasm))
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(extension file-name))
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'text/plain))
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(define (render-file file-name)
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(let ((type (mime-type file-name)))
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(if (eq? type 'text/stml)
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(values '((content-type . (text/html)))
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(sxml->html-string (load file-name)))
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(values `((content-type . (,type)))
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(call-with-input-file file-name get-bytevector-all)))))
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(define (not-found path)
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(values (build-response #:code 404) (string-append "Not found: " path)))
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(define (directory? file-name)
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(eq? (stat:type (stat file-name)) 'directory))
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(define (serve-file path)
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(define %prefix `(,(getcwd) "public"))
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(define (prepend-prefix path) (string-join (append %prefix `(,path)) file-name-separator-string))
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(let ((f (prepend-prefix (uri-decode path))))
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(cond ((and (file-exists? f) (not (directory? f)))
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(render-file f))
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((equal? "/" path)
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(render-file (prepend-prefix "index.scm")))
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(else (not-found path)))))
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(define (handle-request request body)
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(let ((method (request-method request))
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(path (uri-path (request-uri request))))
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(format #t "~a ~a\n" method path)
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(serve-file path)))
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(run-server handle-request 'http '(#:port 8080))
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