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;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2017, 2021 Ricardo Wurmus <rekado@elephly.net>
;;; Copyright © 2021 Maxim Cournoyer <maxim.cournoyer@gmail.com>
;;;
;;; This file is part of GNU Guix.
;;;
;;; GNU Guix 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.
;;;
;;; GNU Guix 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 GNU Guix. If not, see <http://www.gnu.org/licenses/>.
(define-module (guix import texlive)
#:use-module (ice-9 match)
#:use-module (ice-9 rdelim)
#:use-module (srfi srfi-1)
#:use-module (srfi srfi-2)
#:use-module (srfi srfi-11)
#:use-module (srfi srfi-26)
#:use-module (gcrypt hash)
#:use-module (guix derivations)
#:use-module (guix memoization)
#:use-module (guix monads)
#:use-module (guix gexp)
#:use-module (guix store)
#:use-module (guix base32)
#:use-module (guix serialization)
#:use-module (guix svn-download)
#:use-module (guix import utils)
#:use-module (guix utils)
#:use-module (guix upstream)
#:use-module (guix packages)
#:use-module (guix build-system texlive)
#:export (texlive->guix-package
texlive-recursive-import))
;;; Commentary:
;;;
;;; Generate a package declaration template for corresponding package in the
;;; Tex Live Package Database (tlpdb). We fetch all sources from different
;;; locations in the SVN repository of the Texlive project.
;;;
;;; Code:
(define string->license
(match-lambda
("artistic2" 'gpl3+)
("gpl" 'gpl3+)
("gpl1" 'gpl1)
("gpl1+" 'gpl1+)
("gpl2" 'gpl2)
("gpl2+" 'gpl2+)
("gpl3" 'gpl3)
("gpl3+" 'gpl3+)
("lgpl2.1" 'lgpl2.1)
("lgpl3" 'lgpl3)
("knuth" 'knuth)
("pd" 'public-domain)
("bsd2" 'bsd-2)
("bsd3" 'bsd-3)
("bsd4" 'bsd-4)
("opl" 'opl1.0+)
("ofl" 'silofl1.1)
("lpplgpl" `(list lppl gpl1+))
("lppl" 'lppl)
("lppl1" 'lppl1.0+) ; usually means "or later"
("lppl1.2" 'lppl1.2+) ; usually means "or later"
("lppl1.3" 'lppl1.3+) ; usually means "or later"
("lppl1.3a" 'lppl1.3a)
("lppl1.3b" 'lppl1.3b)
("lppl1.3c" 'lppl1.3c)
("cc-by-2" 'cc-by-2.0)
("cc-by-3" 'cc-by-3.0)
("cc-by-sa-2" 'cc-by-sa2.0)
("cc-by-sa-3" 'cc-by-sa3.0)
("mit" 'expat)
("fdl" 'fdl1.3+)
("gfl" 'gfl1.0)
;; These are known non-free licenses
("noinfo" 'unknown)
("nosell" 'non-free)
("shareware" 'non-free)
("nosource" 'non-free)
("nocommercial" 'non-free)
("cc-by-nc-nd-1" 'non-free)
("cc-by-nc-nd-2" 'non-free)
("cc-by-nc-nd-2.5" 'non-free)
("cc-by-nc-nd-3" 'non-free)
("cc-by-nc-nd-4" 'non-free)
((x) (string->license x))
((lst ...) `(list ,@(map string->license lst)))
(x `(error unknown-license ,x))))
(define (guix-name name)
"Return a Guix package name for a given Texlive package NAME."
(string-append "texlive-"
(string-map (match-lambda
(#\_ #\-)
(#\. #\-)
(chr (char-downcase chr)))
name)))
(define (tlpdb-file)
(define texlive-bin
;; Resolve this variable lazily so that (gnu packages ...) does not end up
;; in the closure of this module.
(module-ref (resolve-interface '(gnu packages tex))
'texlive-bin))
(with-store store
(run-with-store store
(mlet* %store-monad
((drv (lower-object texlive-bin))
(built (built-derivations (list drv))))
(match (derivation->output-paths drv)
(((names . items) ...)
(return (string-append (first items)
"/share/tlpkg/texlive.tlpdb"))))))))
(define tlpdb
(memoize
(lambda ()
(let ((file (tlpdb-file))
(fields
'((name . string)
(shortdesc . string)
(longdesc . string)
(catalogue-license . string)
(catalogue-ctan . string)
(srcfiles . list)
(runfiles . list)
(docfiles . list)
(depend . simple-list)))
(record
(lambda* (key value alist #:optional (type 'string))
(let ((new
(or (and=> (assoc-ref alist key)
(lambda (existing)
(cond
((eq? type 'string)
(string-append existing " " value))
((or (eq? type 'list) (eq? type 'simple-list))
(cons value existing)))))
(cond
((eq? type 'string)
value)
((or (eq? type 'list) (eq? type 'simple-list))
(list value))))))
(acons key new (alist-delete key alist))))))
(call-with-input-file file
(lambda (port)
(let loop ((all (list))
(current (list))
(last-property #false))
(let ((line (read-line port)))
(cond
((eof-object? line) all)
;; End of record.
((string-null? line)
(loop (cons (cons (assoc-ref current 'name) current)
all)
(list) #false))
;; Continuation of a list
((and (zero? (string-index line #\space)) last-property)
;; Erase optional second part of list values like
;; "details=Readme" for files
(let ((plain-value (first
(string-split
(string-trim-both line) #\space))))
(loop all (record last-property
plain-value
current
'list)
last-property)))
(else
(or (and-let* ((space (string-index line #\space))
(key (string->symbol (string-take line space)))
(value (string-drop line (1+ space)))
(field-type (assoc-ref fields key)))
;; Erase second part of list keys like "size=29"
(cond
((eq? field-type 'list)
(loop all current key))
(else
(loop all (record key value current field-type) key))))
(loop all current #false))))))))))))
(define (files->directories files)
(map (cut string-join <> "/" 'suffix)
(delete-duplicates (map (lambda (file)
(drop-right (string-split file #\/) 1))
files)
equal?)))
(define (tlpdb->package name package-database)
(and-let* ((data (assoc-ref package-database name))
(dirs (files->directories
(map (lambda (dir)
(string-drop dir (string-length "texmf-dist/")))
(append (or (assoc-ref data 'docfiles) (list))
(or (assoc-ref data 'runfiles) (list))
(or (assoc-ref data 'srcfiles) (list))))))
(name (guix-name name))
(version (number->string %texlive-revision))
(ref (svn-multi-reference
(url (string-append "svn://www.tug.org/texlive/tags/"
%texlive-tag "/Master/texmf-dist"))
(locations dirs)
(revision %texlive-revision)))
(source (with-store store
(download-multi-svn-to-store
store ref (string-append name "-svn-multi-checkout")))))
(values
`(package
(inherit (simple-texlive-package
,name
(list ,@dirs)
(base32
,(bytevector->nix-base32-string
(let-values (((port get-hash) (open-sha256-port)))
(write-file source port)
(force-output port)
(get-hash))))
,@(if (assoc-ref data 'srcfiles) '() '(#:trivial? #true))))
,@(or (and=> (assoc-ref data 'depend)
(lambda (inputs)
`((propagated-inputs
,(map (lambda (tex-name)
(let ((name (guix-name tex-name)))
(list name (list 'unquote (string->symbol name)))))
inputs)))))
'())
,@(or (and=> (assoc-ref data 'catalogue-ctan)
(lambda (url)
`((home-page ,(string-append "https://ctan.org" url)))))
'((home-page "https://www.tug.org/texlive/")))
(synopsis ,(assoc-ref data 'shortdesc))
(description ,(beautify-description
(assoc-ref data 'longdesc)))
(license ,(string->license
(assoc-ref data 'catalogue-license))))
(or (assoc-ref data 'depend) (list)))))
(define texlive->guix-package
(memoize
(lambda* (name #:key repo version (package-database tlpdb))
"Find the metadata for NAME in the tlpdb and return the `package'
s-expression corresponding to that package, or #f on failure."
(tlpdb->package name (package-database)))))
(define (texlive-recursive-import name)
(recursive-import name
#:repo->guix-package texlive->guix-package
#:guix-name guix-name))
;;; texlive.scm ends here
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