;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2013, 2014, 2015, 2017, 2018 Ludovic Courtès <ludo@gnu.org>
;;; Copyright © 2015, 2016 Alex Kost <alezost@gmail.com>
;;; Copyright © 2016 John Darrington <jmd@gnu.org>
;;; Copyright © 2016, 2017 Efraim Flashner <efraim@flashner.co.il>
;;; Copyright © 2016 Christopher Andersson <christopher@8bits.nu>
;;; Copyright © 2016 Theodoros Foradis <theodoros@foradis.org>
;;; Copyright © 2016, 2017 Tobias Geerinckx-Rice <me@tobias.gr>
;;;
;;; 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 aspell)
  #:use-module (guix packages)
  #:use-module (guix download)
  #:use-module (guix build-system gnu)
  #:use-module (guix licenses)
  #:use-module (guix utils)
  #:use-module (gnu packages)
  #:use-module (gnu packages base)
  #:use-module (gnu packages compression)
  #:use-module (gnu packages perl))

(define-public aspell
  (package
    (name "aspell")
    (version "0.60.6.1")
    (source
     (origin
      (method url-fetch)
      (uri (string-append "mirror://gnu/aspell/aspell-"
                          version ".tar.gz"))
      (sha256
       (base32
        "1qgn5psfyhbrnap275xjfrzppf5a83fb67gpql0kfqv37al869gm"))
      (patches (search-patches "aspell-default-dict-dir.patch"))))
    (build-system gnu-build-system)
    (arguments
     `(#:phases
       (modify-phases %standard-phases
         (add-before 'build 'set-filter-path
           (lambda* (#:key outputs #:allow-other-keys)
             ;; Change the default value of 'filter-path' so that filters such
             ;; as 'tex-filter.so' can be found.  By default none of the
             ;; filters would be found.
             (let* ((out    (assoc-ref outputs "out"))
                    (libdir (string-append out "/lib/aspell-"
                                           ,(version-major+minor version))))
               (substitute* "common/config.cpp"
                 (("\"filter-path(.*)DICT_DIR" _ middle)
                  (string-append "\"filter-path" middle
                                 "\"" libdir "\"")))
               #t)))
         (add-after 'install 'wrap-aspell
           (lambda* (#:key outputs #:allow-other-keys)
             (let ((bin/aspell (string-append (assoc-ref outputs "out")
                                              "/bin/aspell")))
               (wrap-program bin/aspell
                 '("ASPELL_CONF" "" =
                   ("${ASPELL_CONF:-\"dict-dir ${GUIX_PROFILE:-$HOME/.guix-profile}/lib/aspell\"}")))
               #t))))))
    (inputs `(("perl" ,perl)))

    (native-search-paths
     ;; This is a Guix-specific environment variable that takes a single
     ;; entry, not an actual search path.
     (list (search-path-specification
            (variable "ASPELL_DICT_DIR")
            (separator #f)
            (files '("lib/aspell")))))

    (home-page "http://aspell.net/")
    (synopsis "Spell checker")
    (description
     "Aspell is a spell-checker which can be used either as a library or as
a standalone program.  Notable features of Aspell include its full support of
documents written in the UTF-8 encoding and its ability to use multiple
dictionaries, including personal ones.")
    (license lgpl2.1+)))

;;;
;;; Dictionaries.
;;;
;;; Use 'export ASPELL_CONF="dict-dir $HOME/.guix-profile/lib/aspell"' to use
;;; them, or set the Guix-specific 'ASPELL_DICT_DIR', or just do nothing (as
;;; long as 'HOME' is set, that's fine!).
;;;

(define* (aspell-dictionary dict-name full-name
                            #:key version sha256 (prefix "aspell6-"))
  (package
    (name (string-append "aspell-dict-" dict-name))
    (version version)
    (source (origin
              (method url-fetch)
              (uri (string-append "mirror://gnu/aspell/dict/" dict-name
                                  "/" prefix dict-name "-"
                                  version ".tar.bz2"))
              (sha256 sha256)))
    (build-system gnu-build-system)
    (arguments
     `(#:phases
       (modify-phases %standard-phases
         (replace 'configure
           (lambda* (#:key outputs #:allow-other-keys)
             (let ((out (assoc-ref outputs "out")))
               (invoke "./configure")))))
       #:make-flags
       (let ((out (assoc-ref %outputs "out")))
         (list (string-append "dictdir=" out "/lib/aspell")
               (string-append "datadir=" out "/lib/aspell")))
       #:tests? #f))
    (native-inputs `(("aspell" ,aspell)
                     ("which" ,which)))
    (synopsis (string-append full-name " dictionary for GNU Aspell")) ; XXX: i18n
    (description
     "This package provides a dictionary for the GNU Aspell spell checker.")
    (license gpl2+)
    (home-page "http://aspell.net/")))


(define-public aspell-dict-ca
  (aspell-dictionary "ca" "Catalan"
                     #:version "2.1.5-1"
                     #:sha256
                     (base32
                      "1fb5y5kgvk25nlsfvc8cai978hg66x3pbp9py56pldc7vxzf9npb")))

(define-public aspell-dict-de
  (aspell-dictionary "de" "German"
                     #:version "20030222-1"
                     #:sha256
                     (base32
                      "01p92qj66cqb346gk7hjfynaap5sbcn85xz07kjfdq623ghr8v5s")))

(define-public aspell-dict-el
  (aspell-dictionary "el" "Greek"
                     #:version "0.08-0"
                     #:prefix "aspell6-"
                     #:sha256
                     (base32
                      "1ljcc30zg2v2h3w5h5jr5im41mw8jbsgvvhdd2cii2yzi8d0zxja")))

(define-public aspell-dict-en
  (aspell-dictionary "en" "English"
                     #:version "2018.04.16-0"
                     #:sha256
                     (base32
                      "0bxxdzkk9g27plg22y9qzsx9cfjw3aa29w5bmzs561qc9gkp247i")))

(define-public aspell-dict-eo
  (aspell-dictionary "eo" "Esperanto"
                     #:version "2.1.20000225a-2"
                     #:sha256
                     (base32
                      "09vf0mbiicbmyb4bwb7v7lgpabnylg0wy7m3hlhl5rjdda6x3lj1")))

(define-public aspell-dict-es
  (aspell-dictionary "es" "Spanish"
                     #:version "1.11-2"
                     #:sha256
                     (base32
                      "1k5g328ac1hdpp6fsg57d8md6i0aqcwlszp3gbmp5706wyhpydmd")))

(define-public aspell-dict-fr
  (aspell-dictionary "fr" "French"
                     #:version "0.50-3"
                     #:prefix "aspell-"
                     #:sha256
                     (base32
                      "14ffy9mn5jqqpp437kannc3559bfdrpk7r36ljkzjalxa53i0hpr")))

(define-public aspell-dict-grc
  (aspell-dictionary "grc" "Ancient Greek"
                     #:version "0.02-0"
                     #:sha256
                     (base32
                      "1zxr8958v37v260fkqd4pg37ns5h5kyqm54hn1hg70wq5cz8h512")))

(define-public aspell-dict-he
  (aspell-dictionary "he" "Hebrew"
                     #:version "1.0-0"
                     #:sha256
                     (base32
                      "13bhbghx5b8g0119g3wxd4n8mlf707y41vlf59irxjj0kynankfn")))

(define-public aspell-dict-it
  (aspell-dictionary "it" "Italian"
                     #:version "2.2_20050523-0"
                     #:sha256
                     (base32
                      "1gdf7bc1a0kmxsmphdqq8pl01h667mjsj6hihy6kqy14k5qdq69v")))

(define-public aspell-dict-nl
  (aspell-dictionary "nl" "Dutch"
                     #:version "0.50-2"
                     #:prefix "aspell-"
                     #:sha256
                     (base32
                      "0ffb87yjsh211hllpc4b9khqqrblial4pzi1h9r3v465z1yhn3j4")))

(define-public aspell-dict-pt-br
  (aspell-dictionary "pt-br" "Brazilian Portuguese"
                     #:version "20090702-0"
                     #:prefix "aspell6-"
                     #:sha256
                     (base32
                      "1y09lx9zf2rnp55r16b2vgj953l3538z1vaqgflg9mdvm555bz3p")))

(define-public aspell-dict-ru
  (aspell-dictionary "ru" "Russian"
                     #:version "0.99f7-1"
                     #:sha256
                     (base32
                      "0ip6nq43hcr7vvzbv4lwwmlwgfa60hrhsldh9xy3zg2prv6bcaaw")))

(define-public aspell-dict-sv
  (aspell-dictionary "sv" "Swedish"
                     #:version "0.51-0"
                     #:prefix "aspell-"
                     #:sha256
                     (base32
                      "02jwkjhr32kvyibnyzgx3smbnm576jwdzg3avdf6zxwckhy5fw4v")))


;;;
;;; Hunspell packages made from the Aspell word lists.
;;;

(define* (aspell-word-list language synopsis
                           #:optional
                           (nick (string-map (lambda (chr)
                                               (if (char=? #\_ chr)
                                                   #\-
                                                   chr))
                                             (string-downcase language))))
  (package
    (name (string-append "hunspell-dict-" nick))
    (version "2017.08.24")
    (source (origin
              (method url-fetch)
              (uri (string-append
                    "http://downloads.sourceforge.net/wordlist/scowl-"
                    version ".tar.gz"))
              (sha256
               (base32
                "1kdhydzg5z5x20ad2j1x5hbdhvy08ljkfdi2v3gbyvghbagxm15s"))))
    (native-inputs
     `(("tar" ,tar)
       ("gzip" ,gzip)
       ("perl" ,perl)
       ("aspell" ,aspell)))
    (build-system gnu-build-system)
    (arguments
     `(#:phases
       (modify-phases %standard-phases
         (delete 'configure)
         (delete 'check)
         (replace 'build
           (lambda _
             (substitute* "speller/make-hunspell-dict"
               (("zip -9 .*$")
                "return\n"))
             (mkdir "speller/hunspell")

             ;; XXX: This actually builds all the dictionary variants.
             (zero? (system* "make" "-C" "speller" "hunspell"))))
         (replace 'install
           (lambda* (#:key outputs #:allow-other-keys)
             (let* ((out      (assoc-ref %outputs "out"))
                    (hunspell (string-append out "/share/hunspell"))
                    (myspell  (string-append out "/share/myspell"))
                    (doc      (string-append out "/share/doc/"
                                             ,name))
                    (dot-dic  ,(string-append "speller/" language ".dic")))
               (mkdir-p myspell)

               ;; Usually there's only a 'LANGUAGE.dic' file, but for the "en"
               ;; dictionary, there no 'en.dic'.  Instead, there's a set of
               ;; 'en*.dic' files, hence the 'find-files' call below.
               (if (file-exists? dot-dic)
                   (install-file dot-dic hunspell)
                   (for-each (lambda (dic)
                               (install-file dic hunspell))
                             (find-files "speller"
                                         ,(string-append language ".*\\.dic$"))))

               (install-file ,(string-append "speller/" language ".aff")
                             hunspell)
               (symlink hunspell (string-append myspell "/dicts"))
               (for-each (lambda (file)
                           (install-file file doc))
                         (find-files "."
                                     "^(Copyright|.*\\.(txt|org|md))$"))
               #t))))))
    (synopsis synopsis)
    (description
     "This package provides a dictionary for the Hunspell spell-checking
library.")
    (home-page "http://wordlist.aspell.net/")
    (license (non-copyleft "file://Copyright"
                           "Word lists come from several sources, all
under permissive licensing terms.  See the 'Copyright' file."))))

(define-syntax define-word-list-dictionary
  (syntax-rules (synopsis)
    ((_ name language (synopsis text))
     (define-public name
       (aspell-word-list language text)))
    ((_ name language nick (synopsis text))
     (define-public name
       (aspell-word-list language text nick)))))

(define-word-list-dictionary hunspell-dict-en
  "en"
  (synopsis "Hunspell dictionary for English"))

(define-word-list-dictionary hunspell-dict-en-au
  "en_AU"
  (synopsis "Hunspell dictionary for Australian English"))

(define-word-list-dictionary hunspell-dict-en-ca
  "en_CA"
  (synopsis "Hunspell dictionary for Canadian English"))

(define-word-list-dictionary hunspell-dict-en-gb
  "en_GB-ise" "en-gb"
  (synopsis "Hunspell dictionary for British English, with -ise endings"))

(define-word-list-dictionary hunspell-dict-en-gb-ize
  "en_GB-ize"
  (synopsis "Hunspell dictionary for British English, with -ize endings"))

(define-word-list-dictionary hunspell-dict-en-us
  "en_US"
  (synopsis "Hunspell dictionary for United States English"))
