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@ -3,107 +3,57 @@
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(require (only-in racket/path filename-extension))
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(require "world.rkt" sugar)
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(provide (contract-out
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[sourceish? (any/c . -> . boolean?)]
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[urlish? (any/c . -> . boolean?)]
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[pathish? (any/c . -> . boolean?)]
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[directory-pathish? (any/c . -> . boolean?)]
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[directories-equal? (pathish? pathish? . -> . boolean?)]
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[get-enclosing-dir (pathish? . -> . path?)]
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[has-ext? (pathish? stringish? . -> . boolean?)]
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[has-binary-ext? (pathish? . -> . boolean?)]
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[get-ext (pathish? . -> . (or/c string? #f))]
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[add-ext (pathish? stringish? . -> . path?)]
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[remove-ext (pathish? . -> . path?)]
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[remove-all-ext (pathish? . -> . path?)]
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[preproc-source? (any/c . -> . boolean?)]
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[has-preproc-source? (any/c . -> . boolean?)]
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[has-decoder-source? (any/c . -> . boolean?)]
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[needs-preproc? (any/c . -> . boolean?)]
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[needs-template? (any/c . -> . boolean?)]
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[ptree-source? (any/c . -> . boolean?)]
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[decoder-source? (any/c . -> . boolean?)]
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[template-source? (any/c . -> . boolean?)]
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[project-require-file? (any/c . -> . boolean?)]
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[->preproc-source-path (pathish? . -> . path?)]
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[->output-path (pathish? . -> . path?)]
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[->decoder-source-path (pathish? . -> . path?)]
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[project-files-with-ext (symbol? . -> . (listof complete-path?))]))
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(provide visible? visible-files)
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(module+ test (require rackunit))
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;; for files like svg that are not source in pollen terms,
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;; but have a textual representation separate from their display.
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(define (sourceish? x)
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(define sourceish-extensions
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(list "svg"))
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(with-handlers ([exn:fail? (λ(e) #f)])
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(->boolean ((get-ext x) . in? . sourceish-extensions))))
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(define/provide/contract (sourceish? x)
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(any/c . -> . coerce/boolean?)
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(define sourceish-extensions (list "svg"))
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(try ((get-ext x) . in? . sourceish-extensions)
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(except [exn:fail? (λ(e) #f)])))
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(module+ test
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(check-true (sourceish? "foo.svg"))
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(check-false (sourceish? "foo.gif")))
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;; if something can be successfully coerced to a url,
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;; it's urlish.
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(define (urlish? x)
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(with-handlers ([exn:fail? (λ(e) #f)])
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(->boolean (->url x))))
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(define/provide/contract (urlish? x)
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(any/c . -> . coerce/boolean?)
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(try (->url x) (except [exn:fail? (λ(e) #f)])))
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(module+ test
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(check-true (urlish? (->path "/Users/MB/home.html")))
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(check-true (urlish? "/Users/MB/home.html?foo=bar"))
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(check-true (urlish? (->symbol "/Users/MB/home"))))
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;; if something can be successfully coerced to a path,
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;; it's pathish.
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(define (pathish? x)
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(with-handlers ([exn:fail? (λ(e) #f)])
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(->boolean (->path x))))
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(define/provide/contract (pathish? x)
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(any/c . -> . coerce/boolean?)
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(try (->path x) (except [exn:fail? (λ(e) #f)])))
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(module+ test
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(check-true (pathish? (->path "/Users/MB/home")))
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(check-true (pathish? "/Users/MB/home"))
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(check-true (pathish? (->symbol "/Users/MB/home"))))
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;; like pathish, but for directories
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;; todo: is this contract too restrictive?
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;; pathish doesn't require the path to exist,
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;; but this one does.
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(define (directory-pathish? x)
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(->boolean (and (pathish? x) (directory-exists? (->path x)))))
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(module+ test
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(check-true (directory-pathish? "/Users/"))
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(check-false (directory-pathish? "foobarzooblish")))
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(define/provide/contract (directory-pathish? x)
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(any/c . -> . coerce/boolean?)
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(and (pathish? x) (directory-exists? (->path x))))
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;; compare directories by their exploded path elements,
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;; not by equal?, which will give wrong result if no slash on the end
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(define (directories-equal? dirx diry)
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(equal? (explode-path (->path dirx)) (explode-path (->path diry))))
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(module+ test
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(check-true (directories-equal? "/Users/MB/foo" "/Users/MB/foo/"))
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(check-false (directories-equal? "/Users/MB/foo" "Users/MB/foo")))
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(define (get-enclosing-dir p)
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(simplify-path (build-path (->path p) 'up)))
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(module+ test
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(check-equal? (get-enclosing-dir "/Users/MB/foo.txt") (->path "/Users/MB/"))
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(check-equal? (get-enclosing-dir "/Users/MB/foo/") (->path "/Users/MB/")))
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(define/provide/contract (directories-equal? dirx diry)
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(coerce/path? coerce/path? . -> . coerce/boolean?)
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(equal? (explode-path dirx) (explode-path diry)))
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(define/provide/contract (get-enclosing-dir p)
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(coerce/path? . -> . path?)
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(simplify-path (build-path p 'up)))
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;; helper function for ptree
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;; make paths absolute to test whether files exist,
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;; then convert back to relative
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(define (visible? path)
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(define/provide/contract (visible? path)
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(coerce/path? . -> . coerce/boolean?)
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(not ((->string path) . starts-with? . ".")))
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(define (visible-files dir)
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(define/provide/contract (visible-files dir)
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(directory-pathish? . -> . (listof path?))
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(filter visible?
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(map (λ(p) (find-relative-path dir p))
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@ -111,206 +61,137 @@
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(directory-list dir #:build? #t)))))
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;; does path have a certain extension
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(define (has-ext? x ext)
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(define ext-of-path (filename-extension (->path x)))
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(and ext-of-path (equal? (string-downcase (bytes->string/utf-8 ext-of-path)) (string-downcase (->string ext)))))
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(define/provide/contract (has-ext? x ext)
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(coerce/path? coerce/symbol? . -> . coerce/boolean?)
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(define ext-of-path (filename-extension x))
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(and ext-of-path (equal? (string-downcase (bytes->string/utf-8 ext-of-path)) (string-downcase (symbol->string ext)))))
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;; todo: add extensions
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(define binary-extensions
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'(gif jpg jpeg mp3 png zip pdf ico tar ai eps))
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(define (has-binary-ext? x)
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(define path-x (->path x))
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(ormap (λ(ext) (has-ext? path-x ext)) binary-extensions))
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(module+ test
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(check-true (has-binary-ext? "foo.MP3"))
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(check-false (has-binary-ext? "foo.py")))
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(define/provide/contract (has-binary-ext? x)
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(coerce/path? . -> . coerce/boolean?)
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(ormap (λ(ext) (has-ext? x ext)) binary-extensions))
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(module+ test
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(define foo-path-strings '("foo" "foo.txt" "foo.bar" "foo.bar.txt"))
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(define-values (foo-path foo.txt-path foo.bar-path foo.bar.txt-path)
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(apply values (map ->path foo-path-strings)))
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;; test the sample paths before using them for other tests
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(define foo-paths (list foo-path foo.txt-path foo.bar-path foo.bar.txt-path))
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(for-each check-equal? (map ->string foo-paths) foo-path-strings))
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(module+ test
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(check-false (has-ext? foo-path 'txt))
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(check-true (foo.txt-path . has-ext? . 'txt))
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(check-true ((->path "foo.TXT") . has-ext? . 'txt))
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(check-true (has-ext? foo.bar.txt-path 'txt))
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(check-false (foo.bar.txt-path . has-ext? . 'doc))) ; wrong extension
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;; get file extension as a string, or return #f
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(define (get-ext x)
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(let ([fe-result (filename-extension (->path x))])
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;; get file extension as a string, or return #f
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;; (consistent with filename-extension behavior)
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(define/provide/contract (get-ext x)
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(coerce/path? . -> . (or/c string? #f))
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(let ([fe-result (filename-extension x)])
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(and fe-result (bytes->string/utf-8 fe-result))))
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(module+ test
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(check-equal? (get-ext (->path "foo.txt")) "txt")
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(check-false (get-ext "foo")))
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;; put extension on path
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(define (add-ext x ext)
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(->path (string-append (->string x) "." (->string ext))))
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(module+ test
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(check-equal? (add-ext (string->path "foo") "txt") (string->path "foo.txt")))
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;; use local contract here because this function is used within module
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(provide add-ext)
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(define/contract (add-ext x ext)
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(coerce/string? coerce/string? . -> . coerce/path?)
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(string-append x "." ext))
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;; take one extension off path
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(define (remove-ext x)
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(define/provide/contract (remove-ext x)
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(coerce/path? . -> . path?)
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;; pass through hidden files (those starting with a dot)
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(if (x . starts-with? . ".")
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x
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(path-replace-suffix (->path x) "")))
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(module+ test
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(check-equal? (remove-ext foo-path) foo-path)
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(check-equal? (remove-ext (->path ".foo.txt")) (->path ".foo.txt"))
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(check-equal? (remove-ext foo.txt-path) foo-path)
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(check-equal? (remove-ext foo.bar.txt-path) foo.bar-path)
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(check-not-equal? (remove-ext foo.bar.txt-path) foo-path)) ; does not remove all extensions
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(path-replace-suffix x "")))
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;; take all extensions off path
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(define (remove-all-ext x)
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(define/provide/contract (remove-all-ext x)
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(coerce/path? . -> . path?)
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;; pass through hidden files (those starting with a dot)
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(if (x . starts-with? . ".")
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x
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(let* ([path (->path x)]
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[path-with-removed-ext (remove-ext path)])
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(if (equal? path path-with-removed-ext)
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path
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(let ([path-with-removed-ext (remove-ext x)])
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(if (equal? x path-with-removed-ext)
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x
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(remove-all-ext path-with-removed-ext)))))
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(module+ test
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(check-equal? (remove-all-ext foo-path) foo-path)
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(check-equal? (remove-all-ext foo.txt-path) foo-path)
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(check-equal? (remove-all-ext (->path ".foo.txt")) (->path ".foo.txt"))
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(check-not-equal? (remove-all-ext foo.bar.txt-path) foo.bar-path) ; removes more than one ext
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(check-equal? (remove-all-ext foo.bar.txt-path) foo-path))
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;; todo: tests for these predicates
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(define (preproc-source? x)
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(define/provide/contract (preproc-source? x)
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(any/c . -> . coerce/boolean?)
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(and (pathish? x) (has-ext? (->path x) PREPROC_SOURCE_EXT)))
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(module+ test
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(check-true (preproc-source? "foo.p"))
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(check-false (preproc-source? "foo.bar"))
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(check-false (preproc-source? #f)))
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(define (has-preproc-source? x)
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(define/provide/contract (has-preproc-source? x)
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(any/c . -> . coerce/boolean?)
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(and (pathish? x) (file-exists? (->preproc-source-path (->path x)))))
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(define (has-decoder-source? x)
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(define/provide/contract (has-decoder-source? x)
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(any/c . -> . coerce/boolean?)
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(and (pathish? x) (file-exists? (->decoder-source-path (->path x)))))
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(define (needs-preproc? x)
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(define/provide/contract (needs-preproc? x)
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(any/c . -> . coerce/boolean?)
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; it's a preproc source file, or a file that's the result of a preproc source
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(and (pathish? x) (ormap (λ(proc) (proc (->path x))) (list preproc-source? has-preproc-source?))))
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(define (needs-template? x)
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(define/provide/contract (needs-template? x)
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(any/c . -> . coerce/boolean?)
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; it's a pollen source file
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; or a file (e.g., html) that has a pollen source file
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(and (pathish? x) (ormap (λ(proc) (proc (->path x))) (list decoder-source? has-decoder-source?))))
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(define (ptree-source? x)
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(define/provide/contract (ptree-source? x)
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(any/c . -> . coerce/boolean?)
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(and (pathish? x) ((->path x) . has-ext? . PTREE_SOURCE_EXT)))
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(module+ test
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(check-true (ptree-source? (format "foo.~a" PTREE_SOURCE_EXT)))
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(check-false (ptree-source? (format "~a.foo" PTREE_SOURCE_EXT)))
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(check-false (ptree-source? #f)))
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(define (decoder-source? x)
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(define/provide/contract (decoder-source? x)
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(any/c . -> . coerce/boolean?)
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(and (pathish? x) (has-ext? x DECODER_SOURCE_EXT)))
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(module+ test
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(check-true (decoder-source? "foo.pd"))
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(check-false (decoder-source? "foo.p"))
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(check-false (decoder-source? #f)))
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(define (template-source? x)
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(define/provide/contract (template-source? x)
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(any/c . -> . coerce/boolean?)
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(and (pathish? x)
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(let-values ([(dir name ignore) (split-path x)])
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(equal? (get (->string name) 0) TEMPLATE_SOURCE_PREFIX))))
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(module+ test
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(check-true (template-source? "-foo.html"))
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(check-false (template-source? "foo.html"))
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(check-false (template-source? #f)))
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;; predicate for files that are eligible to be required
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;; from the project/require directory
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;; todo: extend this beyond just racket files?
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(define (project-require-file? x)
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(define/provide/contract (project-require-file? x)
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(any/c . -> . coerce/boolean?)
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(and (pathish? x) (has-ext? x 'rkt)))
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(module+ test
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(check-true (project-require-file? "foo.rkt"))
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(check-false (project-require-file? "foo.html")))
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;; todo: tighten these input contracts
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;; so that, say, a source-path cannot be input for make-preproc-source-path
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(define (->preproc-source-path x)
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(->path (if (preproc-source? x)
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x
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(add-ext x PREPROC_SOURCE_EXT))))
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(module+ test
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|
(check-equal? (->preproc-source-path (->path "foo.p")) (->path "foo.p"))
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(check-equal? (->preproc-source-path (->path "foo.html")) (->path "foo.html.p"))
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(check-equal? (->preproc-source-path "foo") (->path "foo.p"))
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|
(check-equal? (->preproc-source-path 'foo) (->path "foo.p")))
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|
(define (->output-path x)
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|
|
(->path
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|
|
(if (or (decoder-source? x) (preproc-source? x))
|
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|
|
(remove-ext x)
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|
|
x)))
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|
(module+ test
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|
|
|
(check-equal? (->output-path (->path "foo.ptree")) (->path "foo.ptree"))
|
|
|
|
|
(check-equal? (->output-path "foo.html") (->path "foo.html"))
|
|
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|
|
(check-equal? (->output-path 'foo.html.p) (->path "foo.html"))
|
|
|
|
|
(check-equal? (->output-path (->path "/Users/mb/git/foo.html.p")) (->path "/Users/mb/git/foo.html"))
|
|
|
|
|
(check-equal? (->output-path "foo.xml.p") (->path "foo.xml"))
|
|
|
|
|
(check-equal? (->output-path 'foo.barml.p) (->path "foo.barml")))
|
|
|
|
|
(define/provide/contract (->preproc-source-path x)
|
|
|
|
|
(coerce/path? . -> . coerce/path?)
|
|
|
|
|
(if (preproc-source? x)
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|
|
|
|
x
|
|
|
|
|
(add-ext x PREPROC_SOURCE_EXT)))
|
|
|
|
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|
|
(define/provide/contract (->output-path x)
|
|
|
|
|
(coerce/path? . -> . coerce/path?)
|
|
|
|
|
(if (or (decoder-source? x) (preproc-source? x))
|
|
|
|
|
(remove-ext x)
|
|
|
|
|
x))
|
|
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|
|
;; turns input into corresponding pollen source path
|
|
|
|
|
;; does not, however, validate that new path exists
|
|
|
|
|
;; todo: should it? I don't think so, sometimes handy to make the name for later use
|
|
|
|
|
;; OK to use pollen source as input (comes out the same way)
|
|
|
|
|
(define (->decoder-source-path x)
|
|
|
|
|
(->path (if (decoder-source? x)
|
|
|
|
|
x
|
|
|
|
|
(add-ext x DECODER_SOURCE_EXT))))
|
|
|
|
|
|
|
|
|
|
(module+ test
|
|
|
|
|
(check-equal? (->decoder-source-path (->path "foo.pd")) (->path "foo.pd"))
|
|
|
|
|
(check-equal? (->decoder-source-path (->path "foo.html")) (->path "foo.html.pd"))
|
|
|
|
|
(check-equal? (->decoder-source-path "foo") (->path "foo.pd"))
|
|
|
|
|
(check-equal? (->decoder-source-path 'foo) (->path "foo.pd")))
|
|
|
|
|
|
|
|
|
|
(define (project-files-with-ext ext)
|
|
|
|
|
(define/provide/contract (->decoder-source-path x)
|
|
|
|
|
(coerce/path? . -> . coerce/path?)
|
|
|
|
|
(if (decoder-source? x)
|
|
|
|
|
x
|
|
|
|
|
(add-ext x DECODER_SOURCE_EXT)))
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
(define/provide/contract (project-files-with-ext ext)
|
|
|
|
|
(coerce/symbol? . -> . (listof complete-path?))
|
|
|
|
|
(map ->complete-path (filter (λ(i) (has-ext? i ext)) (directory-list PROJECT_ROOT))))
|
|
|
|
|
|
|
|
|
|
;; to identify unsaved sources in DrRacket
|
|
|
|
|
|
