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Comment:A start on improving build times
Timelines: family | ancestors | descendants | both | cache-faster
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SHA3-256: 4b2c827f985f317135a7114996da25482c71a51502fc38f12ee552f4d024f476
User & Date: joel on 2020-07-03 20:59:30
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Context
2021-02-14
03:14
Use metas? Leaf check-in: aaa8d600 user: joel tags: cache-faster
2020-07-03
20:59
A start on improving build times check-in: 4b2c827f user: joel tags: cache-faster
2020-05-11
02:01
Render home page from pollen/markup (Fixes [629a9c063beb5809]) check-in: 9998fecb user: joel tags: trunk
Changes
Hide Diffs Unified Diffs Ignore Whitespace Patch

Modified cache.rkt from [3893f276] to [f6c8c8de].

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  ([path        string/f]
   [title       string/f]
   [author      string/f]
   [published   string/f]
   [updated     string/f]
   [html        string/f]))

(define (init-cache-db!)
  (create-table! (cache-conn) 'cache:article)
  (create-table! (cache-conn) 'cache:note)
  (create-table! (cache-conn) 'cache:index-entry))

(define (delete-article! page)
  (query-exec (cache-conn)
              (~> (from cache:article #:as a)
                  (where (= a.page ,(format "~a" page)))
                  delete)))









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  ([path        string/f]
   [title       string/f]
   [author      string/f]
   [published   string/f]
   [updated     string/f]
   [html        string/f]))

(define (init-cache-db! #:reset? [reset? #f])
  (for ([table (in-list '(cache:article cache:note cache:index-entry))])
    (when reset? (drop-table! (cache-conn) table))
    (create-table! (cache-conn) table)))

(define (delete-article! page)
  (query-exec (cache-conn)
              (~> (from cache:article #:as a)
                  (where (= a.page ,(format "~a" page)))
                  delete)))
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Modified crystalize.rkt from [4e54a177] to [7c40c653].

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         pollen/template
         pollen/decode
         (except-in pollen/core select) ; avoid conflict with deta
         )

(require "dust.rkt" "cache.rkt" "snippets-html.rkt")

(provide parse-and-cache-article!
         cache-index-entries-only!)

(define current-title       (make-parameter #f))
(define current-excerpt     (make-parameter #f))
(define current-notes       (make-parameter '()))
(define current-disposition (make-parameter ""))
(define current-disp-id     (make-parameter ""))



























(define (filter-special-tags tx)
  (match (get-tag tx)
    ['title (current-title tx) ""]
    ['excerpt (current-excerpt tx) ""]
    ['excerpt* (current-excerpt tx) `(@ ,@(get-elements tx))] ; splice contents back in
    ['note
     (define note-id (build-note-id tx))
     (cond [(attrs-have-key? tx 'disposition)
            (current-disp-id note-id)
            (current-disposition (attr-ref tx 'disposition))])
     (current-notes (cons (attr-set tx 'note-id note-id) (current-notes))) ""]
    [_ tx]))

;; Save an article and its notes (if any) to the database, and return 


;; (values plain-title [rendered HTML of the complete article])





(define (parse-and-cache-article! pagenode doc)
  (define body-txpr (decode doc #:txexpr-proc filter-special-tags))
  (current-notes (reverse (current-notes)))
  (let* ([pubdate (select-from-metas 'published (current-metas))]
         [doc-html    (->html body-txpr #:splice? #t)]
         [title-specified? (if (current-title) #t #f)]
         [title-val   (or (current-title) (check-for-poem-title doc))]
         [title-tx    (make-article-title pagenode








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         pollen/template
         pollen/decode
         (except-in pollen/core select) ; avoid conflict with deta
         )

(require "dust.rkt" "cache.rkt" "snippets-html.rkt")

(provide main
         cache-index-entries-only!)

(define current-title       (make-parameter #f))
(define current-excerpt     (make-parameter #f))
(define current-notes       (make-parameter '()))
(define current-disposition (make-parameter ""))
(define current-disp-id     (make-parameter ""))

;; Rebuild the SQLite cache with all article entities
(define (main)
  (define pages (cdr (articles-pagetree)))
  (define (getter-thunk)
    (define parent (thread-receive))
    (define article (thread-receive))
    (thread-send parent (all-entities article (get-doc article))))
  
  (for ([p (in-list pages)])
    (let ([t (thread getter-thunk)])
      (thread-send t (current-thread))
      (thread-send t p)))

  (define entities
    (time
      (for/vector ([i (in-range (length pages))])
                  (thread-receive))))

   (time (call-with-transaction
    (cache-conn)
    (lambda ()
      (init-cache-db! #:reset? #t)
      (for ([x (in-vector entities)])
        (for ([e (in-list x)])
          (insert-one! (cache-conn) e)))))))

(define (filter-special-tags tx)
  (match (get-tag tx)
    ['title (current-title tx) ""]
    ['excerpt (current-excerpt tx) ""]
    ['excerpt* (current-excerpt tx) `(@ ,@(get-elements tx))] ; splice contents back in
    ['note
     (define note-id (build-note-id tx))
     (cond [(attrs-have-key? tx 'disposition)
            (current-disp-id note-id)
            (current-disposition (attr-ref tx 'disposition))])
     (current-notes (cons (attr-set tx 'note-id note-id) (current-notes))) ""]
    [_ tx]))

;; From an article, return a list of cache:article, cache:note and cache:index-entry entities
(define (all-entities pagenode doc)
  ;; Reset parameters in case we’re doing multiple articles
  (current-title #f)
  (current-excerpt #f)
  (current-notes '())
  (current-disposition "")
  (current-disp-id "")
  (current-metas (get-metas pagenode))
  
  (define body-txpr (decode doc #:txexpr-proc filter-special-tags))
  (current-notes (reverse (current-notes)))
  (let* ([pubdate (select-from-metas 'published (current-metas))]
         [doc-html    (->html body-txpr #:splice? #t)]
         [title-specified? (if (current-title) #t #f)]
         [title-val   (or (current-title) (check-for-poem-title doc))]
         [title-tx    (make-article-title pagenode
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         [footer (html$-article-close footertext)]
         [listing-short (html$-article-listing-short pagenode pubdate title-html)]
         [listing-full (string-append header doc-html footer)]
         [listing-excerpt (match (current-excerpt)
                            [#f listing-full]
                            [(var e) (string-append header (html$-article-excerpt pagenode e) footer)])]
         [notes (extract-notes pagenode title-plain (current-notes))]
         [notes-section-html (html$-notes-section (map cadr notes))])
    (thread
     (lambda ()
       (call-with-transaction
        (cache-conn)
        (lambda ()
          (cache-index-entries! pagenode doc) ; note original doc is used here
          (query-exec (cache-conn)
                      (delete (~> (from cache:note #:as n)
                                  (where (= n.page ,(symbol->string pagenode))))))
          (apply insert! (cache-conn) (map car notes))
          (delete-article! pagenode)
          (insert-one! (cache-conn)
                       (make-cache:article
                        #:page pagenode
                        #:title-plain title-plain
                        #:title-html-flow title-html
                        #:title-specified? title-specified?
                        #:published pubdate
                        #:updated (maybe-meta 'updated)
                        #:author (maybe-meta 'author default-authorname)
                        #:conceal (maybe-meta 'conceal)
                        #:series-page series-node
                        #:noun-singular (maybe-meta 'noun (current-series-noun))
                        #:note-count (length (current-notes))
                        #:content-html doc-html
                        #:disposition (current-disposition)
                        #:disp-html-anchor (current-disp-id)
                        #:listing-full-html listing-full
                        #:listing-excerpt-html listing-excerpt
                        #:listing-short-html listing-short))))))
    (values title-plain (string-append header doc-html notes-section-html footer))))


(define (check-for-poem-title doc-txpr)
  (match (car (get-elements doc-txpr))
    [(txexpr 'div
             (list (list 'class "poem"))
             (list* (txexpr 'p
                            (list (list 'class "verse-heading"))








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         [footer (html$-article-close footertext)]
         [listing-short (html$-article-listing-short pagenode pubdate title-html)]
         [listing-full (string-append header doc-html footer)]
         [listing-excerpt (match (current-excerpt)
                            [#f listing-full]
                            [(var e) (string-append header (html$-article-excerpt pagenode e) footer)])]
         [notes (extract-notes pagenode title-plain (current-notes))]






         [index-entries (extract-index-entries pagenode doc)])



    (append


     (cons (make-cache:article
            #:page pagenode
            #:title-plain title-plain
            #:title-html-flow title-html
            #:title-specified? title-specified?
            #:published pubdate
            #:updated (maybe-meta 'updated)
            #:author (maybe-meta 'author default-authorname)
            #:conceal (maybe-meta 'conceal)
            #:series-page series-node
            #:noun-singular (maybe-meta 'noun (current-series-noun))
            #:note-count (length (current-notes))
            #:content-html doc-html
            #:disposition (current-disposition)
            #:disp-html-anchor (current-disp-id)
            #:listing-full-html listing-full
            #:listing-excerpt-html listing-excerpt
            #:listing-short-html listing-short)
           notes)
     index-entries)))

(define (check-for-poem-title doc-txpr)
  (match (car (get-elements doc-txpr))
    [(txexpr 'div
             (list (list 'class "poem"))
             (list* (txexpr 'p
                            (list (list 'class "verse-heading"))
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;; ~~~ Notes ~~~

(define (extract-notes pagenode parent-title note-txprs)
  (for/list ([n (in-list note-txprs)])
    (make-note n pagenode parent-title)))

;; Save an individual note to the DB and return the HTML of the complete note as
;; it should appear on an individual article page
(define (make-note note-tx pagenode parent-title-plain)
  (define-values (_ attrs elems) (txexpr->values note-tx))
  (define disposition-attr (maybe-attr 'disposition attrs))
  (define note-date (maybe-attr 'date attrs))
  
  ;; Check required attributes
  (unless (non-empty-string? note-date)








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;; ~~~ Notes ~~~

(define (extract-notes pagenode parent-title note-txprs)
  (for/list ([n (in-list note-txprs)])
    (make-note n pagenode parent-title)))

;; Create cache:note entity

(define (make-note note-tx pagenode parent-title-plain)
  (define-values (_ attrs elems) (txexpr->values note-tx))
  (define disposition-attr (maybe-attr 'disposition attrs))
  (define note-date (maybe-attr 'date attrs))
  
  ;; Check required attributes
  (unless (non-empty-string? note-date)
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                                                note-id
                                                title-html
                                                note-date
                                                note-srcline
                                                content-html
                                                author
                                                author-url)])
    (list
     (make-cache:note
      #:page pagenode
      #:html-anchor note-id
      #:title-html-flow title-html
      #:title-plain (tx-strs title-tx)
      #:published note-date
      #:author author
      #:author-url author-url
      #:disposition disposition-attr
      #:series-page (current-series-pagenode)
      #:conceal (or (maybe-attr 'conceal attrs #f) (maybe-meta 'conceal))
      #:content-html content-html
      #:listing-full-html listing-full
      #:listing-excerpt-html listing-full
      #:listing-short-html "")
     (html$-note-in-article note-id note-date content-html author author-url))))

(define (make-note-title pagenode parent-title-plain)
  `(note-title "Re: " (a [[class "cross-reference"]
                          [href ,(format "~a~a" web-root pagenode)]]
                         ,parent-title-plain)))

;; ~~~ Keyword Index Entries ~~~








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                                                note-id
                                                title-html
                                                note-date
                                                note-srcline
                                                content-html
                                                author
                                                author-url)])

    (make-cache:note
     #:page pagenode
     #:html-anchor note-id
     #:title-html-flow title-html
     #:title-plain (tx-strs title-tx)
     #:published note-date
     #:author author
     #:author-url author-url
     #:disposition disposition-attr
     #:series-page (current-series-pagenode)
     #:conceal (or (maybe-attr 'conceal attrs #f) (maybe-meta 'conceal))
     #:content-html content-html
     #:listing-full-html listing-full
     #:listing-excerpt-html listing-full
     #:listing-short-html "")))


(define (make-note-title pagenode parent-title-plain)
  `(note-title "Re: " (a [[class "cross-reference"]
                          [href ,(format "~a~a" web-root pagenode)]]
                         ,parent-title-plain)))

;; ~~~ Keyword Index Entries ~~~
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      [(list main sub)
       (make-cache:index-entry
        #:entry main
        #:subentry sub
        #:page pagenode
        #:html-anchor "")])))

;; Save any index entries in doc to the SQLite cache.
;; Sub-entries are specified by "!" in the index key
(define (cache-index-entries! pagenode doc)
  (define-values (_ entry-txs) (splitf-txexpr doc index-entry-txpr?))
  (define all-entries
    (append (for/list ([etx (in-list entry-txs)]) (txexpr->index-entry etx pagenode))
            (current-metas-keyword-entries pagenode)))
  
  (delete-index-entries! pagenode)
  (save-cache-things! all-entries))

(define (cache-index-entries-only! title pagenode doc)
  (void
   (thread
    (lambda ()
      (call-with-transaction
       (cache-conn)
       (lambda ()
         (cache-index-entries! pagenode doc)
         (delete-article! pagenode)
         (insert-one! (cache-conn)
                       (make-cache:article
                        #:title-plain title
                        #:conceal "blog,feed"
                        #:page pagenode))))))))









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      [(list main sub)
       (make-cache:index-entry
        #:entry main
        #:subentry sub
        #:page pagenode
        #:html-anchor "")])))

;; Build a list of cache:index-entry entities for all entries in the docs or current metas
;; Sub-entries are specified by "!" in the index key
(define (extract-index-entries pagenode doc)
  (define-values (_ entry-txs) (splitf-txexpr doc index-entry-txpr?))

  (append (for/list ([etx (in-list entry-txs)]) (txexpr->index-entry etx pagenode))
          (current-metas-keyword-entries pagenode)))




(define (cache-index-entries-only! title pagenode doc)
  (void
   (thread
    (lambda ()
      (call-with-transaction
       (cache-conn)
       (lambda ()
         (delete-index-entries! pagenode)
         (delete-article! pagenode)
         (apply insert! (cache-conn)
                (make-cache:article
                 #:title-plain title
                 #:conceal "blog,feed"
                 #:page pagenode)
                (extract-index-entries pagenode doc))))))))

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