gnu: Add hunspell-dict-it-it.

* gnu/packages/hunspell.scm: New file.
* gnu/local.mk (GNU_SYSTEM_MODULES): Add it.

Signed-off-by: Ludovic Courtès <ludo@gnu.org>

gnu/local.mk

@@ -277,6 +277,7 @@ GNU_SYSTEM_MODULES =				\
   %D%/packages/heads.scm			\
   %D%/packages/hexedit.scm			\
   %D%/packages/hugs.scm				\
+  %D%/packages/hunspell.scm				\
   %D%/packages/hurd.scm				\
   %D%/packages/hyperledger.scm			\
   %D%/packages/i2p.scm				\

gnu/packages/hunspell.scm

@@ -0,0 +1,81 @@
+;;; GNU Guix --- Functional package management for GNU
+;;; Copyright © 2020 Giacomo Leidi <goodoldpaul@autistici.org>
+;;;
+;;; 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 (gnu packages hunspell)
+  #:use-module (guix build-system trivial)
+  #:use-module (guix download)
+  #:use-module (guix git-download)
+  #:use-module ((guix licenses) #:prefix license:)
+  #:use-module (guix packages)
+  #:use-module (ice-9 match)
+  #:use-module (gnu packages libreoffice))
+
+(define* (hunspell-dictionary dict-name full-name #:key synopsis home-page license)
+  (package
+    (name (string-append
+           "hunspell-dict-"
+           ;; Downcase and replace underscore in package names
+           ;; to follow Guix naming conventions.
+           (string-map (match-lambda
+                         (#\_ #\-)
+                         (chr chr))
+                       (string-downcase dict-name))))
+    (version (package-version libreoffice))
+    (source
+     (origin
+       (method git-fetch)
+       (uri (git-reference
+             (url (string-append "https://anongit.freedesktop.org/git/"
+                                 "libreoffice/dictionaries.git/"))
+             (commit
+              (string-append "libreoffice-" version))))
+       (file-name (git-file-name "libreoffice-dictionaries" version))
+       (sha256
+        (base32 "0vvxnjpm1322ahf9q8bqs1yhkn7krglw8c6yazcf7a3jljykd9k9"))))
+    (build-system trivial-build-system)
+    (native-inputs
+     `(("source" ,source)))
+    (arguments
+     `(#:modules ((guix build utils))
+       #:builder (begin
+                   (use-modules (guix build utils))
+                   (let* ((dictionary
+                           (string-append (assoc-ref %build-inputs "source")
+                                          "/" ,dict-name
+                                          "/" ,dict-name))
+                          (hunspell (string-append %output "/share/hunspell/"))
+                          (myspell (string-append %output "/share/myspell")))
+                     (for-each
+                      (lambda (ext)
+                        (install-file (string-append dictionary ext)
+                                      hunspell))
+                      '(".aff" ".dic"))
+                     (symlink hunspell myspell)
+                     #t))))
+    (synopsis synopsis)
+    (description "This package provides a dictionary for the Hunspell
+spell-checking library.")
+    (license license)
+    (home-page home-page)))
+
+(define-public hunspell-dict-it-it
+  (let ((synopsis identity))
+    (hunspell-dictionary "it_IT" "Italian"
+                         #:synopsis (synopsis "Hunspell dictionary for Italian")
+                         #:home-page "https://www.libreitalia.org/"
+                         #:license license:gpl3)))