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;;; ccwl --- Concise Common Workflow Language
;;; Copyright © 2021 Arun Isaac <arunisaac@systemreboot.net>
;;;
;;; This file is part of ccwl.
;;;
;;; ccwl is free software: you can redistribute it and/or modify it
;;; under the terms of the GNU General Public License as published by
;;; the Free Software Foundation, either version 3 of the License, or
;;; (at your option) any later version.
;;;
;;; ccwl is distributed in the hope that it will be useful, but
;;; WITHOUT ANY WARRANTY; without even the implied warranty of
;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
;;; General Public License for more details.
;;;
;;; You should have received a copy of the GNU General Public License
;;; along with ccwl. If not, see <https://www.gnu.org/licenses/>.
;;; Commentary:
;; This module customizes Skribilo to our needs.
;;; Code:
(define-module (ccwl skribilo)
#:use-module (rnrs io ports)
#:use-module (ice-9 match)
#:use-module (ice-9 regex)
#:use-module (srfi srfi-171)
#:use-module (skribilo ast)
#:use-module (skribilo engine)
#:use-module (skribilo lib)
#:use-module (skribilo package base)
#:use-module (skribilo source lisp)
#:use-module (skribilo utils keywords)
#:use-module (skribilo writer)
#:export (command
file
scheme-source
source-ref))
;; Constants
(define %source-uri-base
"https://github.com/arunisaac/ccwl/blob/main/")
;; Aliases
(define file samp)
(define command code)
;; Shorthand for scheme source
(define (scheme-source file)
(prog (source #:language scheme #:file file)
#:line #f))
;; Abbreviations
(define-markup (abbr #:rest opts
#:key (ident #f) (class "abbr") (short #f) (long #f))
(new container
(markup 'abbr)
(ident (or ident (symbol->string (gensym "abbr"))))
(class class)
(loc &invocation-location)
(required-options '(#:short #:long))
(options `((#:short ,short)
(#:long ,long)
,@(the-options opts #:ident #:class #:short #:long)))
(body (the-body opts))))
;; Source links
(define (source-ref file regexp text)
(call-with-input-file file
(lambda (port)
(ref #:url (call-with-input-file file
(lambda (port)
(match (port-transduce (compose (tenumerate 1)
(tfilter-map
(match-lambda
((line-number . line)
(and (string-match regexp line)
line-number)))))
rcons
get-line
port)
((line-number)
(string-append %source-uri-base
file
"#L"
(number->string line-number)))
((line-numbers ...)
(error "source-ref: regexp found on multiple lines"
regexp line-numbers)))))
#:text text))))
;; HTML engine customizations
(let ((html-engine (find-engine 'html)))
(engine-custom-set! html-engine 'css "/style.css")
(engine-custom-set! html-engine 'charset "UTF-8")
(markup-writer 'abbr html-engine
#:options '(#:short #:long)
#:action (lambda (markup engine)
(format #t "<abbr title=\"~a\">~a</abbr> (~a)"
(markup-option markup #:long)
(markup-option markup #:short)
(markup-option markup #:long)))))
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