reformat
svn: r9878 original commit: a3c5b7052f092d7feb675e864097d8f147d60281
This commit is contained in:
Eli Barzilay
parent
bb2b77d874
commit
ab7c7e7f92
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@ -1,404 +1,385 @@
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#lang scheme/base
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(require scheme/serialize
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scheme/contract
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(for-syntax scheme/base))
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(module struct scheme/base
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(require scheme/serialize
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scheme/contract
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(for-syntax scheme/base))
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;; ----------------------------------------
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;; ----------------------------------------
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(define-struct collect-info (ht ext-ht parts tags gen-prefix relatives parents))
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(define-struct resolve-info (ci delays undef searches))
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(define-struct collect-info (ht ext-ht parts tags gen-prefix relatives parents))
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(define-struct resolve-info (ci delays undef searches))
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(define (part-collected-info part ri)
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(hash-ref (collect-info-parts (resolve-info-ci ri))
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part))
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(define (part-collected-info part ri)
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(hash-ref (collect-info-parts (resolve-info-ci ri))
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part))
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(define (collect-put! ci key val)
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(let ([ht (collect-info-ht ci)])
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(when (hash-ref ht key #f)
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(fprintf (current-error-port)
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"WARNING: collected information for key multiple times: ~e\n"
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key))
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(hash-set! ht key val)))
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(define (collect-put! ci key val)
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(let ([ht (collect-info-ht ci)])
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(when (hash-ref ht key #f)
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(fprintf (current-error-port)
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"WARNING: collected information for key multiple times: ~e\n"
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key))
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(hash-set! ht key val)))
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(define (resolve-get/where part ri key)
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(let ([key (tag-key key ri)])
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(let ([v (hash-ref (if part
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(collected-info-info (part-collected-info part ri))
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(collect-info-ht (resolve-info-ci ri)))
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key
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#f)])
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(cond
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[v (values v #f)]
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[part (resolve-get/where (collected-info-parent
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(part-collected-info part ri))
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ri
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key)]
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[else
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(let ([v (hash-ref (collect-info-ext-ht (resolve-info-ci ri))
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key
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#f)])
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(values v #t))]))))
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(define (resolve-get/ext? part ri key)
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(let-values ([(v ext?) (resolve-get/where part ri key)])
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(when ext?
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(hash-set! (resolve-info-undef ri)
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(tag-key key ri)
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#t))
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(values v ext?)))
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(define (resolve-get part ri key)
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(let-values ([(v ext?) (resolve-get/ext? part ri key)])
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v))
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(define (resolve-get/tentative part ri key)
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(let-values ([(v ext?) (resolve-get/where part ri key)])
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v))
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(define (resolve-search search-key part ri key)
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(let ([s-ht (hash-ref (resolve-info-searches ri)
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search-key
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(lambda ()
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(let ([s-ht (make-hash)])
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(hash-set! (resolve-info-searches ri)
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search-key
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s-ht)
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s-ht)))])
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(hash-set! s-ht key #t))
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(resolve-get part ri key))
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(define (resolve-get-keys part ri key-pred)
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(let ([l null])
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(hash-for-each
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(collected-info-info
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(part-collected-info part ri))
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(lambda (k v)
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(when (key-pred k)
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(set! l (cons k l)))))
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l))
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(provide
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(struct-out collect-info)
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(struct-out resolve-info))
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;; ----------------------------------------
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(provide provide-structs)
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(define-syntax (provide-structs stx)
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(syntax-case stx ()
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[(_ (id ([field ct] ...)) ...)
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#`(begin
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(define-serializable-struct id (field ...)) ...
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(provide/contract
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#,@(let ([ids (syntax->list #'(id ...))]
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[fields+cts (syntax->list #'(([field ct] ...) ...))])
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(letrec ([get-fields (lambda (super-id)
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(ormap (lambda (id fields+cts)
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(if (identifier? id)
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(and (free-identifier=? id super-id)
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fields+cts)
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(syntax-case id ()
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[(my-id next-id)
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(free-identifier=? #'my-id super-id)
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#`[#,@(get-fields #'next-id)
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#,@fields+cts]]
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[_else #f])))
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ids fields+cts))])
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(map (lambda (id fields+cts)
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(if (identifier? id)
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#`[struct #,id #,fields+cts]
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(syntax-case id ()
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[(id super)
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#`[struct id (#,@(get-fields #'super)
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#,@fields+cts)]])))
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ids
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fields+cts)))))]))
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(provide tag?)
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(define (tag? s) (and (pair? s)
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(symbol? (car s))
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(pair? (cdr s))
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(or (string? (cadr s))
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(generated-tag? (cadr s))
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(and (pair? (cadr s))
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(list? (cadr s))))
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(null? (cddr s))))
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(provide block?)
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(define (block? p)
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(or (paragraph? p)
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(table? p)
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(itemization? p)
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(blockquote? p)
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(delayed-block? p)))
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(provide-structs
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[part ([tag-prefix (or/c false/c string?)]
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[tags (listof tag?)]
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[title-content (or/c false/c list?)]
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[style any/c]
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[to-collect list?]
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[flow flow?]
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[parts (listof part?)])]
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[(unnumbered-part part) ()]
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[(versioned-part part) ([version (or/c string? false/c)])]
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[flow ([paragraphs (listof block?)])]
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[paragraph ([content list?])]
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[(styled-paragraph paragraph) ([style any/c])]
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[table ([style any/c]
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[flowss (listof (listof (or/c flow? (one-of/c 'cont))))])]
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[(auxiliary-table table) ()]
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[delayed-block ([resolve (any/c part? resolve-info? . -> . block?)])]
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[itemization ([flows (listof flow?)])]
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[(styled-itemization itemization) ([style any/c])]
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[blockquote ([style any/c]
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[paragraphs (listof block?)])]
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;; content = list of elements
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[element ([style any/c]
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[content list?])]
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[(toc-element element) ([toc-content list?])]
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[(target-element element) ([tag tag?])]
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[(toc-target-element target-element) ()]
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[(page-target-element target-element) ()]
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[(redirect-target-element target-element) ([alt-path path-string?]
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[alt-anchor string?])]
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[(link-element element) ([tag tag?])]
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[(index-element element) ([tag tag?]
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[plain-seq (listof string?)]
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[entry-seq list?]
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[desc any/c])]
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[(aux-element element) ()]
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[(hover-element element) ([text string?])]
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;; specific renders support other elements, especially strings
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[collected-info ([number (listof (or/c false/c integer?))]
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[parent (or/c false/c part?)]
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[info any/c])]
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[target-url ([addr (or/c string? path?)][style any/c])]
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[url-anchor ([name string?])]
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[image-file ([path (or/c path-string?
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(cons/c (one-of/c 'collects)
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(listof bytes?)))]
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[scale real?])])
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;; ----------------------------------------
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;; Delayed element has special serialization support:
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(define-struct delayed-element (resolve sizer plain)
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#:property
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prop:serializable
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(make-serialize-info
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(lambda (d)
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(let ([ri (current-serialize-resolve-info)])
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(unless ri
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(error 'serialize-delayed-element
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"current-serialize-resolve-info not set"))
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(with-handlers ([exn:fail:contract?
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(lambda (exn)
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(error 'serialize-delayed-element
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"serialization failed (wrong resolve info? delayed element never rendered?); ~a"
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(exn-message exn)))])
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(vector
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(let ([l (delayed-element-content d ri)])
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(if (and (pair? l) (null? (cdr l)))
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(car l)
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(make-element #f l)))))))
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#'deserialize-delayed-element
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#f
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(or (current-load-relative-directory) (current-directory))))
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(provide/contract
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(struct delayed-element ([resolve (any/c part? resolve-info? . -> . list?)]
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[sizer (-> any)]
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[plain (-> any)])))
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(provide deserialize-delayed-element)
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(define deserialize-delayed-element
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(make-deserialize-info values values))
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(provide delayed-element-content)
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(define (delayed-element-content e ri)
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(hash-ref (resolve-info-delays ri) e))
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(provide delayed-block-blocks)
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(define (delayed-block-blocks p ri)
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(hash-ref (resolve-info-delays ri) p))
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(provide current-serialize-resolve-info)
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(define current-serialize-resolve-info (make-parameter #f))
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;; ----------------------------------------
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;; part-relative element has special serialization support:
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(define-struct part-relative-element (collect sizer plain)
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#:property
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prop:serializable
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(make-serialize-info
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(lambda (d)
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(let ([ri (current-serialize-resolve-info)])
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(unless ri
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(error 'serialize-part-relative-element
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"current-serialize-resolve-info not set"))
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(with-handlers ([exn:fail:contract?
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(lambda (exn)
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(error 'serialize-part-relative-element
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"serialization failed (wrong resolve info? part-relative element never rendered?); ~a"
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(exn-message exn)))])
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(vector
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(make-element #f (part-relative-element-content d ri))))))
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#'deserialize-part-relative-element
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#f
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(or (current-load-relative-directory) (current-directory))))
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(provide/contract
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(struct part-relative-element ([collect (collect-info? . -> . list?)]
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[sizer (-> any)]
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[plain (-> any)])))
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(provide deserialize-part-relative-element)
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(define deserialize-part-relative-element
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(make-deserialize-info values values))
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(provide part-relative-element-content)
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(define (part-relative-element-content e ci/ri)
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(hash-ref (collect-info-relatives (if (resolve-info? ci/ri)
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(resolve-info-ci ci/ri)
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ci/ri))
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e))
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(provide collect-info-parents)
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;; ----------------------------------------
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;; Delayed index entry also has special serialization support.
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;; It uses the same delay -> value table as delayed-element
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(define-struct delayed-index-desc (resolve)
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#:mutable
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#:property
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prop:serializable
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(make-serialize-info
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(lambda (d)
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(let ([ri (current-serialize-resolve-info)])
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(unless ri
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(error 'serialize-delayed-index-desc
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"current-serialize-resolve-info not set"))
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(with-handlers ([exn:fail:contract?
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(lambda (exn)
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(error 'serialize-index-desc
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"serialization failed (wrong resolve info?); ~a"
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(exn-message exn)))])
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(vector
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(delayed-element-content d ri)))))
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#'deserialize-delayed-index-desc
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#f
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(or (current-load-relative-directory) (current-directory))))
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(provide/contract
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(struct delayed-index-desc ([resolve (any/c part? resolve-info? . -> . any)])))
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(provide deserialize-delayed-index-desc)
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(define deserialize-delayed-index-desc
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(make-deserialize-info values values))
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;; ----------------------------------------
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(define-struct (collect-element element) (collect)
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#:mutable
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#:property
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prop:serializable
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(make-serialize-info
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(lambda (d)
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(vector (collect-element-collect d)))
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#'deserialize-collect-element
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#f
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(or (current-load-relative-directory) (current-directory))))
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(provide deserialize-collect-element)
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(define deserialize-collect-element
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(make-deserialize-info values values))
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(provide/contract
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[struct collect-element ([style any/c]
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[content list?]
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[collect (collect-info? . -> . any)])])
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;; ----------------------------------------
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(define-struct generated-tag ()
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#:property
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prop:serializable
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(make-serialize-info
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(lambda (g)
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(let ([ri (current-serialize-resolve-info)])
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(unless ri
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(error 'serialize-generated-tag
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"current-serialize-resolve-info not set"))
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(let ([t (hash-ref (collect-info-tags
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(resolve-info-ci ri))
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g
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#f)])
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(if t
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(vector t)
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(error 'serialize-generated-tag
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"serialization failed (wrong resolve info?)")))))
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#'deserialize-generated-tag
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#f
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(or (current-load-relative-directory) (current-directory))))
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(provide
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(struct-out generated-tag))
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(provide deserialize-generated-tag)
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(define deserialize-generated-tag
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(make-deserialize-info values values))
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(provide generate-tag tag-key)
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(define (generate-tag tg ci)
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(if (generated-tag? (cadr tg))
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(let ([t (cadr tg)])
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(list (car tg)
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(let ([tags (collect-info-tags ci)])
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(or (hash-ref tags t #f)
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(let ([key (list* 'gentag
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(hash-count tags)
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(collect-info-gen-prefix ci))])
|
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(hash-set! tags t key)
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key)))))
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tg))
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(define (tag-key tg ri)
|
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(if (generated-tag? (cadr tg))
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(list (car tg)
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(hash-ref (collect-info-tags
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(resolve-info-ci ri))
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(cadr tg)))
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tg))
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;; ----------------------------------------
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(provide content->string
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element->string
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strip-aux)
|
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|
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(define content->string
|
||||
(case-lambda
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[(c) (c->s c element->string)]
|
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[(c renderer sec ri) (c->s c (lambda (e)
|
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(element->string e renderer sec ri)))]))
|
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|
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(define (c->s c do-elem)
|
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(apply string-append
|
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(map do-elem c)))
|
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|
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(define element->string
|
||||
(case-lambda
|
||||
[(c)
|
||||
(define (resolve-get/where part ri key)
|
||||
(let ([key (tag-key key ri)])
|
||||
(let ([v (hash-ref (if part
|
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(collected-info-info (part-collected-info part ri))
|
||||
(collect-info-ht (resolve-info-ci ri)))
|
||||
key
|
||||
#f)])
|
||||
(cond
|
||||
[v (values v #f)]
|
||||
[part (resolve-get/where
|
||||
(collected-info-parent (part-collected-info part ri))
|
||||
ri key)]
|
||||
[else
|
||||
(values (hash-ref (collect-info-ext-ht (resolve-info-ci ri)) key #f)
|
||||
#t)]))))
|
||||
|
||||
(define (resolve-get/ext? part ri key)
|
||||
(let-values ([(v ext?) (resolve-get/where part ri key)])
|
||||
(when ext?
|
||||
(hash-set! (resolve-info-undef ri) (tag-key key ri) #t))
|
||||
(values v ext?)))
|
||||
|
||||
(define (resolve-get part ri key)
|
||||
(let-values ([(v ext?) (resolve-get/ext? part ri key)])
|
||||
v))
|
||||
|
||||
(define (resolve-get/tentative part ri key)
|
||||
(let-values ([(v ext?) (resolve-get/where part ri key)])
|
||||
v))
|
||||
|
||||
(define (resolve-search search-key part ri key)
|
||||
(let ([s-ht (hash-ref (resolve-info-searches ri)
|
||||
search-key
|
||||
(lambda ()
|
||||
(let ([s-ht (make-hash)])
|
||||
(hash-set! (resolve-info-searches ri)
|
||||
search-key s-ht)
|
||||
s-ht)))])
|
||||
(hash-set! s-ht key #t))
|
||||
(resolve-get part ri key))
|
||||
|
||||
(define (resolve-get-keys part ri key-pred)
|
||||
(let ([l null])
|
||||
(hash-for-each
|
||||
(collected-info-info (part-collected-info part ri))
|
||||
(lambda (k v) (when (key-pred k) (set! l (cons k l)))))
|
||||
l))
|
||||
|
||||
(provide (struct-out collect-info)
|
||||
(struct-out resolve-info))
|
||||
|
||||
;; ----------------------------------------
|
||||
|
||||
(provide provide-structs)
|
||||
|
||||
(define-syntax (provide-structs stx)
|
||||
(syntax-case stx ()
|
||||
[(_ (id ([field ct] ...)) ...)
|
||||
#`(begin
|
||||
(define-serializable-struct id (field ...)) ...
|
||||
(provide/contract
|
||||
#,@(let ([ids (syntax->list #'(id ...))]
|
||||
[fields+cts (syntax->list #'(([field ct] ...) ...))])
|
||||
(define (get-fields super-id)
|
||||
(ormap (lambda (id fields+cts)
|
||||
(if (identifier? id)
|
||||
(and (free-identifier=? id super-id)
|
||||
fields+cts)
|
||||
(syntax-case id ()
|
||||
[(my-id next-id)
|
||||
(free-identifier=? #'my-id super-id)
|
||||
#`[#,@(get-fields #'next-id)
|
||||
#,@fields+cts]]
|
||||
[_else #f])))
|
||||
ids fields+cts))
|
||||
(map (lambda (id fields+cts)
|
||||
(if (identifier? id)
|
||||
#`[struct #,id #,fields+cts]
|
||||
(syntax-case id ()
|
||||
[(id super)
|
||||
#`[struct id (#,@(get-fields #'super)
|
||||
#,@fields+cts)]])))
|
||||
ids
|
||||
fields+cts))))]))
|
||||
|
||||
(provide tag?)
|
||||
(define (tag? s)
|
||||
(and (pair? s)
|
||||
(symbol? (car s))
|
||||
(pair? (cdr s))
|
||||
(or (string? (cadr s))
|
||||
(generated-tag? (cadr s))
|
||||
(and (pair? (cadr s))
|
||||
(list? (cadr s))))
|
||||
(null? (cddr s))))
|
||||
|
||||
(provide block?)
|
||||
(define (block? p)
|
||||
(or (paragraph? p)
|
||||
(table? p)
|
||||
(itemization? p)
|
||||
(blockquote? p)
|
||||
(delayed-block? p)))
|
||||
|
||||
(provide-structs
|
||||
[part ([tag-prefix (or/c false/c string?)]
|
||||
[tags (listof tag?)]
|
||||
[title-content (or/c false/c list?)]
|
||||
[style any/c]
|
||||
[to-collect list?]
|
||||
[flow flow?]
|
||||
[parts (listof part?)])]
|
||||
[(unnumbered-part part) ()]
|
||||
[(versioned-part part) ([version (or/c string? false/c)])]
|
||||
[flow ([paragraphs (listof block?)])]
|
||||
[paragraph ([content list?])]
|
||||
[(styled-paragraph paragraph) ([style any/c])]
|
||||
[table ([style any/c]
|
||||
[flowss (listof (listof (or/c flow? (one-of/c 'cont))))])]
|
||||
[(auxiliary-table table) ()]
|
||||
[delayed-block ([resolve (any/c part? resolve-info? . -> . block?)])]
|
||||
[itemization ([flows (listof flow?)])]
|
||||
[(styled-itemization itemization) ([style any/c])]
|
||||
[blockquote ([style any/c]
|
||||
[paragraphs (listof block?)])]
|
||||
;; content = list of elements
|
||||
[element ([style any/c]
|
||||
[content list?])]
|
||||
[(toc-element element) ([toc-content list?])]
|
||||
[(target-element element) ([tag tag?])]
|
||||
[(toc-target-element target-element) ()]
|
||||
[(page-target-element target-element) ()]
|
||||
[(redirect-target-element target-element) ([alt-path path-string?]
|
||||
[alt-anchor string?])]
|
||||
[(link-element element) ([tag tag?])]
|
||||
[(index-element element) ([tag tag?]
|
||||
[plain-seq (listof string?)]
|
||||
[entry-seq list?]
|
||||
[desc any/c])]
|
||||
[(aux-element element) ()]
|
||||
[(hover-element element) ([text string?])]
|
||||
;; specific renders support other elements, especially strings
|
||||
|
||||
[collected-info ([number (listof (or/c false/c integer?))]
|
||||
[parent (or/c false/c part?)]
|
||||
[info any/c])]
|
||||
|
||||
[target-url ([addr (or/c string? path?)][style any/c])]
|
||||
[url-anchor ([name string?])]
|
||||
[image-file ([path (or/c path-string?
|
||||
(cons/c (one-of/c 'collects)
|
||||
(listof bytes?)))]
|
||||
[scale real?])])
|
||||
|
||||
;; ----------------------------------------
|
||||
|
||||
;; Delayed element has special serialization support:
|
||||
(define-struct delayed-element (resolve sizer plain)
|
||||
#:property
|
||||
prop:serializable
|
||||
(make-serialize-info
|
||||
(lambda (d)
|
||||
(let ([ri (current-serialize-resolve-info)])
|
||||
(unless ri
|
||||
(error 'serialize-delayed-element
|
||||
"current-serialize-resolve-info not set"))
|
||||
(with-handlers ([exn:fail:contract?
|
||||
(lambda (exn)
|
||||
(error 'serialize-delayed-element
|
||||
"serialization failed (wrong resolve info? delayed element never rendered?); ~a"
|
||||
(exn-message exn)))])
|
||||
(vector
|
||||
(let ([l (delayed-element-content d ri)])
|
||||
(if (and (pair? l) (null? (cdr l)))
|
||||
(car l)
|
||||
(make-element #f l)))))))
|
||||
#'deserialize-delayed-element
|
||||
#f
|
||||
(or (current-load-relative-directory) (current-directory))))
|
||||
|
||||
(provide/contract
|
||||
(struct delayed-element ([resolve (any/c part? resolve-info? . -> . list?)]
|
||||
[sizer (-> any)]
|
||||
[plain (-> any)])))
|
||||
|
||||
(provide deserialize-delayed-element)
|
||||
(define deserialize-delayed-element
|
||||
(make-deserialize-info values values))
|
||||
|
||||
(provide delayed-element-content)
|
||||
(define (delayed-element-content e ri)
|
||||
(hash-ref (resolve-info-delays ri) e))
|
||||
|
||||
(provide delayed-block-blocks)
|
||||
(define (delayed-block-blocks p ri)
|
||||
(hash-ref (resolve-info-delays ri) p))
|
||||
|
||||
(provide current-serialize-resolve-info)
|
||||
(define current-serialize-resolve-info (make-parameter #f))
|
||||
|
||||
;; ----------------------------------------
|
||||
|
||||
;; part-relative element has special serialization support:
|
||||
(define-struct part-relative-element (collect sizer plain)
|
||||
#:property
|
||||
prop:serializable
|
||||
(make-serialize-info
|
||||
(lambda (d)
|
||||
(let ([ri (current-serialize-resolve-info)])
|
||||
(unless ri
|
||||
(error 'serialize-part-relative-element
|
||||
"current-serialize-resolve-info not set"))
|
||||
(with-handlers ([exn:fail:contract?
|
||||
(lambda (exn)
|
||||
(error 'serialize-part-relative-element
|
||||
"serialization failed (wrong resolve info? part-relative element never rendered?); ~a"
|
||||
(exn-message exn)))])
|
||||
(vector
|
||||
(make-element #f (part-relative-element-content d ri))))))
|
||||
#'deserialize-part-relative-element
|
||||
#f
|
||||
(or (current-load-relative-directory) (current-directory))))
|
||||
|
||||
(provide/contract
|
||||
(struct part-relative-element ([collect (collect-info? . -> . list?)]
|
||||
[sizer (-> any)]
|
||||
[plain (-> any)])))
|
||||
|
||||
(provide deserialize-part-relative-element)
|
||||
(define deserialize-part-relative-element
|
||||
(make-deserialize-info values values))
|
||||
|
||||
(provide part-relative-element-content)
|
||||
(define (part-relative-element-content e ci/ri)
|
||||
(hash-ref (collect-info-relatives
|
||||
(if (resolve-info? ci/ri) (resolve-info-ci ci/ri) ci/ri))
|
||||
e))
|
||||
|
||||
(provide collect-info-parents)
|
||||
|
||||
;; ----------------------------------------
|
||||
|
||||
;; Delayed index entry also has special serialization support.
|
||||
;; It uses the same delay -> value table as delayed-element
|
||||
(define-struct delayed-index-desc (resolve)
|
||||
#:mutable
|
||||
#:property
|
||||
prop:serializable
|
||||
(make-serialize-info
|
||||
(lambda (d)
|
||||
(let ([ri (current-serialize-resolve-info)])
|
||||
(unless ri
|
||||
(error 'serialize-delayed-index-desc
|
||||
"current-serialize-resolve-info not set"))
|
||||
(with-handlers ([exn:fail:contract?
|
||||
(lambda (exn)
|
||||
(error 'serialize-index-desc
|
||||
"serialization failed (wrong resolve info?); ~a"
|
||||
(exn-message exn)))])
|
||||
(vector
|
||||
(delayed-element-content d ri)))))
|
||||
#'deserialize-delayed-index-desc
|
||||
#f
|
||||
(or (current-load-relative-directory) (current-directory))))
|
||||
|
||||
(provide/contract
|
||||
(struct delayed-index-desc ([resolve (any/c part? resolve-info? . -> . any)])))
|
||||
|
||||
(provide deserialize-delayed-index-desc)
|
||||
(define deserialize-delayed-index-desc
|
||||
(make-deserialize-info values values))
|
||||
|
||||
;; ----------------------------------------
|
||||
|
||||
(define-struct (collect-element element) (collect)
|
||||
#:mutable
|
||||
#:property
|
||||
prop:serializable
|
||||
(make-serialize-info
|
||||
(lambda (d)
|
||||
(vector (collect-element-collect d)))
|
||||
#'deserialize-collect-element
|
||||
#f
|
||||
(or (current-load-relative-directory) (current-directory))))
|
||||
|
||||
(provide deserialize-collect-element)
|
||||
(define deserialize-collect-element
|
||||
(make-deserialize-info values values))
|
||||
|
||||
(provide/contract
|
||||
[struct collect-element ([style any/c]
|
||||
[content list?]
|
||||
[collect (collect-info? . -> . any)])])
|
||||
|
||||
;; ----------------------------------------
|
||||
|
||||
(define-struct generated-tag ()
|
||||
#:property
|
||||
prop:serializable
|
||||
(make-serialize-info
|
||||
(lambda (g)
|
||||
(let ([ri (current-serialize-resolve-info)])
|
||||
(unless ri
|
||||
(error 'serialize-generated-tag
|
||||
"current-serialize-resolve-info not set"))
|
||||
(let ([t (hash-ref (collect-info-tags (resolve-info-ci ri)) g #f)])
|
||||
(if t
|
||||
(vector t)
|
||||
(error 'serialize-generated-tag
|
||||
"serialization failed (wrong resolve info?)")))))
|
||||
#'deserialize-generated-tag
|
||||
#f
|
||||
(or (current-load-relative-directory) (current-directory))))
|
||||
|
||||
(provide (struct-out generated-tag))
|
||||
|
||||
(provide deserialize-generated-tag)
|
||||
(define deserialize-generated-tag
|
||||
(make-deserialize-info values values))
|
||||
|
||||
(provide generate-tag tag-key)
|
||||
|
||||
(define (generate-tag tg ci)
|
||||
(if (generated-tag? (cadr tg))
|
||||
(let ([t (cadr tg)])
|
||||
(list (car tg)
|
||||
(let ([tags (collect-info-tags ci)])
|
||||
(or (hash-ref tags t #f)
|
||||
(let ([key (list* 'gentag
|
||||
(hash-count tags)
|
||||
(collect-info-gen-prefix ci))])
|
||||
(hash-set! tags t key)
|
||||
key)))))
|
||||
tg))
|
||||
|
||||
(define (tag-key tg ri)
|
||||
(if (generated-tag? (cadr tg))
|
||||
(list (car tg)
|
||||
(hash-ref (collect-info-tags (resolve-info-ci ri)) (cadr tg)))
|
||||
tg))
|
||||
|
||||
;; ----------------------------------------
|
||||
|
||||
(provide content->string
|
||||
element->string
|
||||
strip-aux)
|
||||
|
||||
(define content->string
|
||||
(case-lambda
|
||||
[(c) (c->s c element->string)]
|
||||
[(c renderer sec ri)
|
||||
(c->s c (lambda (e) (element->string e renderer sec ri)))]))
|
||||
|
||||
(define (c->s c do-elem)
|
||||
(apply string-append (map do-elem c)))
|
||||
|
||||
(define element->string
|
||||
(case-lambda
|
||||
[(c)
|
||||
(cond
|
||||
[(element? c) (content->string (element-content c))]
|
||||
[(part-relative-element? c) (element->string ((part-relative-element-plain c)))]
|
||||
[(delayed-element? c) (element->string ((delayed-element-plain c)))]
|
||||
|
|
@ -409,106 +390,95 @@
|
|||
[(rsquo) "'"]
|
||||
[(rarr) "->"]
|
||||
[else (format "~s" c)])])]
|
||||
[(c renderer sec ri)
|
||||
(cond
|
||||
[(c renderer sec ri)
|
||||
(cond
|
||||
[(and (link-element? c)
|
||||
(null? (element-content c)))
|
||||
(let ([dest (resolve-get sec ri (link-element-tag c))])
|
||||
;; FIXME: this is specific to renderer
|
||||
(if dest
|
||||
(content->string (strip-aux (if (pair? dest)
|
||||
(cadr dest)
|
||||
(vector-ref dest 1)))
|
||||
renderer sec ri)
|
||||
"???"))]
|
||||
(content->string (strip-aux
|
||||
(if (pair? dest) (cadr dest) (vector-ref dest 1)))
|
||||
renderer sec ri)
|
||||
"???"))]
|
||||
[(element? c) (content->string (element-content c) renderer sec ri)]
|
||||
[(delayed-element? c)
|
||||
(content->string (delayed-element-content c ri)
|
||||
renderer sec ri)]
|
||||
[(part-relative-element? c)
|
||||
(content->string (part-relative-element-content c ri)
|
||||
renderer sec ri)]
|
||||
[(delayed-element? c)
|
||||
(content->string (delayed-element-content c ri) renderer sec ri)]
|
||||
[(part-relative-element? c)
|
||||
(content->string (part-relative-element-content c ri) renderer sec ri)]
|
||||
[else (element->string c)])]))
|
||||
|
||||
(define (strip-aux content)
|
||||
(cond
|
||||
[(null? content) null]
|
||||
[(aux-element? (car content))
|
||||
(strip-aux (cdr content))]
|
||||
[else (cons (car content)
|
||||
(strip-aux (cdr content)))]))
|
||||
(define (strip-aux content)
|
||||
(cond
|
||||
[(null? content) null]
|
||||
[(aux-element? (car content)) (strip-aux (cdr content))]
|
||||
[else (cons (car content) (strip-aux (cdr content)))]))
|
||||
|
||||
;; ----------------------------------------
|
||||
|
||||
(provide block-width
|
||||
element-width)
|
||||
;; ----------------------------------------
|
||||
|
||||
(define (element-width s)
|
||||
(cond
|
||||
[(string? s) (string-length s)]
|
||||
[(element? s) (apply + (map element-width (element-content s)))]
|
||||
[(delayed-element? s) (element-width ((delayed-element-sizer s)))]
|
||||
[(part-relative-element? s) (element-width ((part-relative-element-sizer s)))]
|
||||
[else 1]))
|
||||
(provide block-width
|
||||
element-width)
|
||||
|
||||
(define (paragraph-width s)
|
||||
(apply + (map element-width (paragraph-content s))))
|
||||
(define (element-width s)
|
||||
(cond
|
||||
[(string? s) (string-length s)]
|
||||
[(element? s) (apply + (map element-width (element-content s)))]
|
||||
[(delayed-element? s) (element-width ((delayed-element-sizer s)))]
|
||||
[(part-relative-element? s) (element-width ((part-relative-element-sizer s)))]
|
||||
[else 1]))
|
||||
|
||||
(define (flow-width f)
|
||||
(apply max 0 (map block-width (flow-paragraphs f))))
|
||||
(define (paragraph-width s)
|
||||
(apply + (map element-width (paragraph-content s))))
|
||||
|
||||
(define (block-width p)
|
||||
(cond
|
||||
[(paragraph? p) (paragraph-width p)]
|
||||
[(table? p) (table-width p)]
|
||||
[(itemization? p) (itemization-width p)]
|
||||
[(blockquote? p) (blockquote-width p)]
|
||||
[(delayed-block? p) 1]))
|
||||
(define (flow-width f)
|
||||
(apply max 0 (map block-width (flow-paragraphs f))))
|
||||
|
||||
(define (table-width p)
|
||||
(let ([flowss (table-flowss p)])
|
||||
(if (null? flowss)
|
||||
(define (block-width p)
|
||||
(cond
|
||||
[(paragraph? p) (paragraph-width p)]
|
||||
[(table? p) (table-width p)]
|
||||
[(itemization? p) (itemization-width p)]
|
||||
[(blockquote? p) (blockquote-width p)]
|
||||
[(delayed-block? p) 1]))
|
||||
|
||||
(define (table-width p)
|
||||
(let ([flowss (table-flowss p)])
|
||||
(if (null? flowss)
|
||||
0
|
||||
(let loop ([flowss flowss])
|
||||
(if (null? (car flowss))
|
||||
0
|
||||
(let loop ([flowss flowss])
|
||||
(if (null? (car flowss))
|
||||
0
|
||||
(+ (apply max
|
||||
0
|
||||
(map flow-width
|
||||
(map car flowss)))
|
||||
(loop (map cdr flowss))))))))
|
||||
(+ (apply max 0 (map flow-width (map car flowss)))
|
||||
(loop (map cdr flowss))))))))
|
||||
|
||||
(define (itemization-width p)
|
||||
(apply max 0 (map flow-width (itemization-flows p))))
|
||||
(define (itemization-width p)
|
||||
(apply max 0 (map flow-width (itemization-flows p))))
|
||||
|
||||
(define (blockquote-width p)
|
||||
(+ 4 (apply max 0 (map paragraph-width (blockquote-paragraphs p)))))
|
||||
(define (blockquote-width p)
|
||||
(+ 4 (apply max 0 (map paragraph-width (blockquote-paragraphs p)))))
|
||||
|
||||
;; ----------------------------------------
|
||||
;; ----------------------------------------
|
||||
|
||||
(provide part-style?)
|
||||
(provide part-style?)
|
||||
|
||||
(define (part-style? p s)
|
||||
(let ([st (part-style p)])
|
||||
(or (eq? s st)
|
||||
(and (list? st) (memq s st)))))
|
||||
(define (part-style? p s)
|
||||
(let ([st (part-style p)])
|
||||
(or (eq? s st)
|
||||
(and (list? st) (memq s st)))))
|
||||
|
||||
;; ----------------------------------------
|
||||
;; ----------------------------------------
|
||||
|
||||
(define (info-key? l)
|
||||
(and (pair? l)
|
||||
(symbol? (car l))
|
||||
(pair? (cdr l))))
|
||||
|
||||
(provide info-key?)
|
||||
(provide/contract
|
||||
[part-collected-info (part? resolve-info? . -> . collected-info?)]
|
||||
[collect-put! (collect-info? info-key? any/c . -> . any)]
|
||||
[resolve-get ((or/c part? false/c) resolve-info? info-key? . -> . any)]
|
||||
[resolve-get/tentative ((or/c part? false/c) resolve-info? info-key? . -> . any)]
|
||||
[resolve-get/ext? ((or/c part? false/c) resolve-info? info-key? . -> . any)]
|
||||
[resolve-search (any/c (or/c part? false/c) resolve-info? info-key? . -> . any)]
|
||||
[resolve-get-keys ((or/c part? false/c) resolve-info? (info-key? . -> . any/c) . -> . any/c)])
|
||||
|
||||
)
|
||||
(define (info-key? l)
|
||||
(and (pair? l)
|
||||
(symbol? (car l))
|
||||
(pair? (cdr l))))
|
||||
|
||||
(provide info-key?)
|
||||
(provide/contract
|
||||
[part-collected-info (part? resolve-info? . -> . collected-info?)]
|
||||
[collect-put! (collect-info? info-key? any/c . -> . any)]
|
||||
[resolve-get ((or/c part? false/c) resolve-info? info-key? . -> . any)]
|
||||
[resolve-get/tentative ((or/c part? false/c) resolve-info? info-key? . -> . any)]
|
||||
[resolve-get/ext? ((or/c part? false/c) resolve-info? info-key? . -> . any)]
|
||||
[resolve-search (any/c (or/c part? false/c) resolve-info? info-key? . -> . any)]
|
||||
[resolve-get-keys ((or/c part? false/c) resolve-info? (info-key? . -> . any/c) . -> . any/c)])
|
||||
|
|
|
|||
Loading…
Reference in New Issue
Block a user