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pollen/pagetree
pollen/setup
pollen/file
net/uri-codec
gregor
txexpr
racket/list
racket/string)
;; Provides common helper functions used throughout the project
(provide maybe-meta ; Select from (current-metas) or default value ("") if not available
maybe-attr ; Return an attribute’s value or a default ("") if not available
here-output-path
series-noun ; Retrieve noun-singular from current 'series meta, or ""
series-title ; Retrieve title of series in current 'series meta, or ""
series-pagenode
make-tag-predicate
tx-strs
ymd->english
ymd->dateformat
default-authorname
default-title
articles-folder
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pollen/pagetree
pollen/setup
pollen/file
net/uri-codec
gregor
txexpr
racket/list
racket/system
racket/string)
;; Provides common helper functions used throughout the project
(provide maybe-meta ; Select from (current-metas) or default value ("") if not available
maybe-attr ; Return an attribute’s value or a default ("") if not available
here-output-path
series-noun ; Retrieve noun-singular from current 'series meta, or ""
series-title ; Retrieve title of series in current 'series meta, or ""
series-pagenode
invalidate-series
make-tag-predicate
tx-strs
ymd->english
ymd->dateformat
default-authorname
default-title
articles-folder
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(define default-authorname "Joel Dueck")
(define series-folder "series")
(define articles-folder "articles")
(define (default-title body-txprs)
(format "“~a…”" (first-words body-txprs 5)))
(define (maybe-meta m [missing ""])
(or (select-from-metas m (current-metas)) missing))
;; Return the current output path, relative to (current-project-root)
;; Similar to the variable 'here' which is only accessible in Pollen templates,
;; except this is an actual path, not a string.
(define (here-output-path)
(cond [(current-metas)
(define-values (_ rel-path-parts)
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(define default-authorname "Joel Dueck")
(define series-folder "series")
(define articles-folder "articles")
(define (default-title body-txprs)
(format "“~a…”" (first-words body-txprs 5)))
(define (maybe-meta m [missing ""])
(cond [(current-metas) (or (select-from-metas m (current-metas)) missing)]
[else missing]))
;; Return the current output path, relative to (current-project-root)
;; Similar to the variable 'here' which is only accessible in Pollen templates,
;; except this is an actual path, not a string.
(define (here-output-path)
(cond [(current-metas)
(define-values (_ rel-path-parts)
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[else (or (select-from-metas 'noun-singular series-pnode) "")]))
(define (series-title)
(define series-pnode (series-pagenode))
(case series-pnode
['|| ""] ; no series specified
[else (or (select-from-metas 'title series-pnode) "")]))
;; ~~~ Project-wide Pagetrees ~~~
(define (include-in-pagetree folder extension)
(define (matching-file? f)
(string-suffix? f extension))
(define (file->output-pagenode f)
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[else (or (select-from-metas 'noun-singular series-pnode) "")]))
(define (series-title)
(define series-pnode (series-pagenode))
(case series-pnode
['|| ""] ; no series specified
[else (or (select-from-metas 'title series-pnode) "")]))
;; “Touches” the last-modified date on the current article’s series, if there is one
(define (invalidate-series)
(define series-name (maybe-meta 'series #f))
(when series-name
(define series-file (build-path (current-project-root)
series-folder
(format "~a.poly.pm" series-name)))
(when (file-exists? series-file)
(case (system-type 'os)
['windows (system (format "type nul >> ~a" series-file))]
[else (system (format "touch ~a" series-file))]))))
;; ~~~ Project-wide Pagetrees ~~~
(define (include-in-pagetree folder extension)
(define (matching-file? f)
(string-suffix? f extension))
(define (file->output-pagenode f)
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