;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2015 Mathieu Lirzin <mthl@openmailbox.org>
;;; Copyright © 2015 David Thompson <davet@gnu.org>
;;; Copyright © 2016 Efraim Flashner <efraim@flashner.co.il>
;;;
;;; 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 markdown)
  #:use-module (guix licenses)
  #:use-module (guix download)
  #:use-module (guix packages)
  #:use-module (guix build-system gnu)
  #:use-module (guix build-system trivial)
  #:use-module (gnu packages perl)
  #:use-module (gnu packages python)
  #:use-module (gnu packages web)
  #:use-module (gnu packages zip))

(define-public hoedown
  (package
    (name "hoedown")
    (version "3.0.7")
    (source (origin
             (method url-fetch)
             (uri (string-append "https://github.com/hoedown/hoedown/archive/"
                                 version ".tar.gz"))
             (file-name (string-append name "-" version ".tar.gz"))
             (sha256
              (base32
               "0859dc2xjasd6kgkshi8mb20kbyw5sql1ln0hw3bfaf33qdh5dh1"))))
    (build-system gnu-build-system)
    (arguments
     '(#:make-flags (list "CC=gcc" (string-append "PREFIX=" %output))
       #:phases (modify-phases %standard-phases
                  (delete 'configure)) ; no configure script
       #:test-target "test"))
    (native-inputs
     `(("python" ,python-2)
       ("tidy" ,tidy)))
    (synopsis "Markdown processing library")
    (description "Hoedown is a standards compliant, fast, secure markdown
processing library written in C.")
    (home-page "https://github.com/hoedown/hoedown")
    (license expat)))

(define-public markdown
  (package
    (name "markdown")
    (version "1.0.1")
    (source
     (origin
       (method url-fetch)
       (uri (string-append
             "http://daringfireball.net/projects/downloads/"
             (string-capitalize name) "_" version ".zip"))
       (sha256
        (base32 "0dq1pj91pvlwkv0jwcgdfpv6gvnxzrk3s8mnh7imamcclnvfj835"))))
    (build-system trivial-build-system)
    (arguments
     '(#:modules ((guix build utils))
       #:builder
       (begin
         (use-modules (guix build utils))
         (let ((source (assoc-ref %build-inputs "source"))
               (out    (assoc-ref %outputs "out"))
               (perlbd (string-append (assoc-ref %build-inputs "perl") "/bin"))
               (unzip  (string-append (assoc-ref %build-inputs "unzip")
                                      "/bin/unzip")))
           (mkdir-p out)
           (with-directory-excursion out
             (system* unzip source)
             (mkdir "bin")
             (mkdir-p "share/doc")
             (rename-file "Markdown_1.0.1/Markdown.pl" "bin/markdown")
             (rename-file "Markdown_1.0.1/Markdown Readme.text"
                          "share/doc/README")
             (patch-shebang "bin/markdown" (list perlbd))
             (delete-file-recursively "Markdown_1.0.1"))))))
    (native-inputs `(("unzip" ,unzip)))
    (inputs `(("perl" ,perl)))
    (home-page "http://daringfireball.net/projects/markdown")
    (synopsis "Text-to-HTML conversion tool")
    (description
     "Markdown is a text-to-HTML conversion tool for web writers.  It allows
you to write using an easy-to-read, easy-to-write plain text format, then
convert it to structurally valid XHTML (or HTML).")
    (license (non-copyleft "file://License.text"
                           "See License.text in the distribution."))))