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;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2013, 2014, 2015 Andreas Enge <andreas@enge.fr>
;;; Copyright © 2014 Sree Harsha Totakura <sreeharsha@totakura.in>
;;; Copyright © 2015, 2017, 2018 Ludovic Courtès <ludo@gnu.org>
;;; Copyright © 2015, 2017 Efraim Flashner <efraim@flashner.co.il>
;;; Copyright © 2016 Ricardo Wurmus <rekado@elephly.net>
;;; Copyright © 2016 Mark H Weaver <mhw@netris.org>
;;; Copyright © 2016, 2017, 2018 Nils Gillmann <ng0@n0.is>
;;; Copyright © 2016, 2017, 2018 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 gnunet)
  #:use-module (ice-9 popen)
  #:use-module (ice-9 rdelim)
  #:use-module (gnu packages)
  #:use-module (gnu packages file)
  #:use-module (gnu packages base)
  #:use-module (gnu packages texinfo)
  #:use-module (gnu packages aidc)
  #:use-module (gnu packages autotools)
  #:use-module (gnu packages compression)
  #:use-module (gnu packages curl)
  #:use-module (gnu packages gettext)
  #:use-module (gnu packages glib)
  #:use-module (gnu packages gnome)
  #:use-module (gnu packages gnupg)
  #:use-module (gnu packages gnuzilla)
  #:use-module (gnu packages groff)
  #:use-module (gnu packages gtk)
  #:use-module (gnu packages guile)
  #:use-module (gnu packages gstreamer)
  #:use-module (gnu packages imagemagick)
  #:use-module (gnu packages libidn)
  #:use-module (gnu packages linux)
  #:use-module (gnu packages image)
  #:use-module (gnu packages libunistring)
  #:use-module (gnu packages maths)
  #:use-module (gnu packages multiprecision)
  #:use-module (gnu packages music)
  #:use-module (gnu packages ncurses)
  #:use-module (gnu packages package-management)
  #:use-module (gnu packages pkg-config)
  #:use-module (gnu packages perl)
  #:use-module (gnu packages pulseaudio)
  #:use-module (gnu packages python)
  #:use-module (gnu packages qt)
  #:use-module (gnu packages databases)
  #:use-module (gnu packages tls)
  #:use-module (gnu packages video)
  #:use-module (gnu packages web)
  #:use-module (gnu packages xiph)
  #:use-module (gnu packages xml)
  #:use-module (gnu packages xorg)
  #:use-module (gnu packages backup)
  #:use-module ((guix licenses) #:prefix license:)
  #:use-module ((guix build utils) #:prefix build-utils:)
  #:use-module (guix packages)
  #:use-module (guix download)
  #:use-module (guix utils)
  #:use-module (guix gexp)
  #:use-module (guix git-download)
  #:use-module (guix build-system gnu))


(define-public libextractor
  (package
   (name "libextractor")
   (version "1.7")
   (source (origin
            (method url-fetch)
            (uri (string-append "mirror://gnu/libextractor/libextractor-"
                                version ".tar.gz"))
            (sha256
             (base32
              "13wf6vj7mkv6gw8h183cnk7m24ir0gyf198pyb2148ng4klgv9p0"))))
   (build-system gnu-build-system)
   ;; WARNING: Checks require /dev/shm to be in the build chroot, especially
   ;; not to be a symbolic link to /run/shm.
   ;; FIXME:
   ;; The following dependencies are all optional, but should be
   ;; available for maximum coverage:
   ;; * libmagic (file)
   ;; * librpm (rpm)    ; investigate failure
   ;; * libgif (giflib) ; investigate failure
   (inputs
    `(("exiv2" ,exiv2)
      ("bzip2" ,bzip2)
      ("flac" ,flac)
      ("ffmpeg" ,ffmpeg-3.4)
      ("file" ,file)                           ;libmagic, for the MIME plug-in
      ("glib" ,glib)
      ("gstreamer" ,gstreamer)
      ("gst-plugins-base" ,gst-plugins-base)
      ("gtk+" ,gtk+)
      ("libarchive" ,libarchive)
      ("libgsf" ,libgsf)
      ("libjpeg" ,libjpeg)
      ("libltdl" ,libltdl)
      ("libmpeg2" ,libmpeg2)
      ("libmp4v2" ,libmp4v2)
      ("libsmf" ,libsmf)
      ("tidy-html" ,tidy-html)
      ("libogg" ,libogg)
      ("libtiff" ,libtiff)
      ("libvorbis" ,libvorbis)
      ("zlib" ,zlib)))
   (native-inputs
    `(("pkg-config" ,pkg-config)))
   (outputs '("out"
              "static")) ; 396 KiB .a files
   (arguments
    `(#:configure-flags
      (list (string-append "--with-ltdl="
                           (assoc-ref %build-inputs "libltdl"))
            (string-append "--with-tidy="
                           (assoc-ref %build-inputs "tidy-html")))
      #:parallel-tests? #f
      #:phases
      (modify-phases %standard-phases
        (add-after 'install 'move-static-libraries
          (lambda* (#:key outputs #:allow-other-keys)
            ;; Move static libraries to the "static" output.
            (let* ((out    (assoc-ref outputs "out"))
                   (lib    (string-append out "/lib"))
                   (static (assoc-ref outputs "static"))
                   (slib   (string-append static "/lib")))
              (mkdir-p slib)
              (for-each (lambda (file)
                          (install-file file slib)
                          (delete-file file))
                        (find-files lib "\\.a$"))
              #t))))))
   (synopsis "Library to extract meta-data from media files")
   (description
    "GNU libextractor is a library for extracting metadata from files.  It
supports a very large number of file formats, including audio files, document
files, and archive files.  Each file format is implemented as a plugin, so
new formats can be added easily.  The package also contains a command-line
tool to extract metadata from a file and print the results.")
   (license license:gpl3+)
   (home-page "https://www.gnu.org/software/libextractor/")))

(define-public libmicrohttpd
  (package
   (name "libmicrohttpd")
   (version "0.9.59")
   (source (origin
            (method url-fetch)
            (uri (string-append "mirror://gnu/libmicrohttpd/libmicrohttpd-"
                                version ".tar.gz"))
            (sha256
             (base32
              "0g4jgnv43yddr9yxrqg11632rip0lg5c53gmy5wy3c0i1dywv74v"))))
   (build-system gnu-build-system)
   (inputs
    `(("curl" ,curl)
      ("gnutls" ,gnutls/dane)
      ("libgcrypt" ,libgcrypt)
      ("openssl" ,openssl)
      ("zlib" ,zlib)))
   (arguments
    `(#:parallel-tests? #f
      #:phases (modify-phases %standard-phases
                 (add-before 'check 'add-missing-LDFLAGS
                   (lambda _
                     ;; The two test_upgrade* programs depend on GnuTLS
                     ;; directly but lack -lgnutls; add it.
                     (substitute* "src/microhttpd/Makefile"
                       (("^test_upgrade(.*)LDFLAGS = (.*)$" _ first rest)
                        (string-append "test_upgrade" first
                                       "LDFLAGS = -lgnutls " rest)))
                     #t)))))
   (synopsis "C library implementing an HTTP 1.1 server")
   (description
    "GNU libmicrohttpd is a small, embeddable HTTP server implemented as a
C library.  It makes it easy to run an HTTP server as part of another
application.  The library is fully HTTP 1.1 compliant.  It can listen on
multiple ports, supports four different threading models, and supports
IPv6.  It also features security features such as basic and digest
authentication and support for SSL3 and TLS.")
   (license license:lgpl2.1+)
   (home-page "https://www.gnu.org/software/libmicrohttpd/")))

(define-public zbar
  (package
   (name "zbar")
   (version "0.22")
   (source (origin
            (method url-fetch)
            (uri (string-append "https://www.linuxtv.org/downloads/zbar/zbar-"
                                version ".tar.bz2"))
            (sha256
             (base32
              "1dsffj42gbasfq4sfhgirmi3lfgdygfspwzr00wbva0pf96fka8v"))))
   (build-system gnu-build-system)
   (outputs '("out" "gtk" "qt"))
   (native-inputs
    `(;;("coreutils" ,coreutils)
      ("dbus" ,dbus)
      ("glib:bin", glib "bin")
      ("pkg-config" ,pkg-config)
      ;; for testing
      ("perl" ,perl)
      ("python2" ,python-2.7)
      ))
   (inputs
    `(("gtk+-2" ,gtk+-2)
      ("imagemagick" ,imagemagick)
      ("libjpeg" ,libjpeg)
      ("libxv" ,libxv)
      ;;("python2-pygtk" ,python2-pygtk)
      ("qtbase" ,qtbase)
      ("qt11extras" ,qtx11extras)
      ("v4l-utils" ,v4l-utils)
      ("xmlto" ,xmlto)))
   (arguments
    `(#:configure-flags
      (list "--without-python2"
	    "--without-java"
	    (string-append
	     "--with-dbusconfdir=" (assoc-ref %outputs "out") "/etc")
	    "CXXFLAGS=-std=gnu++11" ;; for qt related
	    ;; Add the other outputs lib directories to the RUNPATH.
	    ;; (string-append "LDFLAGS="
	    ;; 		   "-Wl,-rpath=" (assoc-ref %outputs "gtk") "/lib"
	    ;; 		   " "
	    ;; 		   "-Wl,-rpath=" (assoc-ref %outputs "qt") "/lib"
	    ;; 		   )
	    )
      #:tests? #f
      #:validate-runpath? #f
      #:phases
      (modify-phases %standard-phases
        (add-before 'configure 'create-missing-file
	  ;; Create a file missing in the distribution archive,
	  ;; see https://github.com/mchehab/zbar/issues/35
	  (lambda _
	    (with-output-to-file "examples/sha1sum"
	      (lambda _
		(display "
a56811d078ea5cfac9be5deb4b6796177763e152  zbarimg codabar.png
cc53bf34878f769fc3611020c11e572f2853bd2a  zbarimg code-128.png
7537d593ea42393a43bc0eda0a896c0e31017dd8  zbarimg code-39.png
f8f55b828eb7d0400f300be021d29293bd4a3191  zbarimg code-93.png
aebbdbed0b32d7fd72f1245e3fb384822d492062  zbarimg databar.png
9e245874d3229a575eabfdba1c668369c55960e3  zbarimg databar-exp.png
53429fc04dfcf674349e2db6cfbaf73e301fc3dc  zbarimg ean-13.png
4095418b74efbb026dd730543558fefdda46f5b9  zbarimg ean-8.png
5501245dbba21c153f690787fc97ab50c973b846  zbarimg i2-5.png
b350ca7efad7a50c5ac082d5c683a8e8d8d380a7  zbarimg qr-code.png
84c0ce7072e2227073dc8bd1e5f4518d8f42ae3d  zbarimg sqcode1-generated.png
84c0ce7072e2227073dc8bd1e5f4518d8f42ae3d  zbarimg sqcode1-scanned.png
5ab2b518e2c9d827cedc5825d2e3c9646d43713a  zbarimg -Sean2.enable ean-2.png
668fef8cb9caac34df8cb8564c2cde62e4af5e65  zbarimg -Sean5.enable ean-5.png
b567e550216fe24f7652f683146365a9fe7ee867  zbarimg -Sisbn10.enable ean-13.png
d0f37aa076d42c270f7231c5490beea5605e2ba0  zbarimg -Sisbn13.enable ean-13.png
3f041225df3b8364b5fd0daf9cf402e8a4731f9b  zbarimg -Supca.enable code-upc-a.png
b350ca7efad7a50c5ac082d5c683a8e8d8d380a7  zbarimg -Stest-inverted qr-code-inverted.png\n")))))
        (replace 'check
	  ;; Run test-suite under a dbus session.
	  (lambda _
	    ;; Don't fail on missing  '/etc/machine-id'.
	    (setenv "DBUS_FATAL_WARNINGS" "0")
	    (invoke "dbus-launch" "make" "check")))
        (add-after 'install 'split
          (lambda* (#:key inputs outputs #:allow-other-keys)
            ;; Split the binaries to the various outputs.
            (let* ((out (assoc-ref outputs "out"))
                   (gtk (assoc-ref outputs "gtk"))
                   (qt  (assoc-ref outputs "qt"))
		   (mv (lambda (dest-out dir pattern)
			 (mkdir-p (string-append dest-out dir))
			 (for-each
			  (lambda (file)
			    (rename-file
			     file
			     (string-append dest-out dir "/" (basename file))))
			  (find-files (string-append out dir) pattern)))))
	      (mv qt  "/bin" "zbarcam-qt")
	      (mv gtk "/bin" "zbarcam-gtk")
	      (mv qt  "/lib" "libzbarqt\\..*")
	      (mv gtk "/lib" "libzbargtk\\..*")
	      (mv qt  "/lib/pkgconfig" "zbar-qt\\.pc" )
	      (mv gtk "/lib/pkgconfig" "zbar-gtk\\.pc" )
	      (mv qt  "/include/zbar" "QZBar.*\\.h")
	      (mv gtk "/include/zbar" "zbargtk\\.h"))
	    #t)))))
   (synopsis "Read bar-codes from various sources")
   (description "ZBar is a software suite for reading bar codes from
various sources, such as video streams, image files and raw intensity
sensors. It supports EAN-13/UPC-A, UPC-E, EAN-8, Code 128, Code 39,
Interleaved 2 of 5 and QR Code. Included with the library are basic
applications for decoding captured bar code images and using a video
device (eg, webcam) as a bar code scanner. For application developers,
language bindings are included for C, C++ and Perl as well as
GUI widgets for Qt and GTK")
   (license license:lgpl2.1+)
   (home-page "http://zbar.sourceforge.net/")))

(define-public gnurl
  (package
   (name "gnurl")
   (version "7.61.0")
   (source (origin
            (method url-fetch)
            (uri (string-append "mirror://gnu/gnunet/" name "-" version ".tar.Z"))
            (sha256
             (base32
              "1h03zkd9mp4xb5icirl3bfd64r5x8j9ka1hw9qd0n1ql1w0ilz23"))))
   (build-system gnu-build-system)
   (outputs '("out"
              "doc"))                             ; 1.5 MiB of man3 pages
   (inputs `(("gnutls" ,gnutls/dane)
             ("libidn" ,libidn)
             ("zlib" ,zlib)))
   (native-inputs
    `(("libtool" ,libtool)
      ("groff" ,groff)
      ("perl" ,perl)
      ("pkg-config" ,pkg-config)
      ("python" ,python-2)))
   (arguments
    `(#:configure-flags (list "--enable-benchmark")
      #:test-target "test"
      #:parallel-tests? #f
      #:phases
      ;; We have to patch runtests.pl in tests/ directory
      (modify-phases %standard-phases
        (add-after 'install 'move-man3-pages
          (lambda* (#:key outputs #:allow-other-keys)
            ;; Move section 3 man pages to "doc".
            (let ((out (assoc-ref outputs "out"))
                  (doc (assoc-ref outputs "doc")))
              (mkdir-p (string-append doc "/share/man"))
              (rename-file (string-append out "/share/man/man3")
                           (string-append doc "/share/man/man3"))
              #t)))
        (replace 'check
          (lambda _
            (substitute* "tests/runtests.pl"
              (("/bin/sh") (which "sh")))

            ;; Make test output more verbose.
            (invoke "make" "-C" "tests" "test"))))))
   (synopsis "Microfork of cURL with support for the HTTP/HTTPS/GnuTLS subset of cURL")
   (description
    "Gnurl is a microfork of cURL, a command line tool for transferring data
with URL syntax.  While cURL supports many crypto backends, libgnurl only
supports HTTP, HTTPS and GnuTLS.")
   (license (license:non-copyleft "file://COPYING"
                                  "See COPYING in the distribution."))
   (home-page "https://gnunet.org/gnurl")))


(define (repeat f n)
  (if (= n 1)
      f
      (lambda (x) (f ((repeat f (- n 1)) x)))))

(define %source-dir ((repeat dirname 5) (current-filename)))
  
(define (git-output . args)
  "Execute 'git ARGS ...' command and return its output without trailing
newspace."
  (build-utils:with-directory-excursion %source-dir
    (let* ((port   (apply open-pipe* OPEN_READ "git" args))
           (output (read-string port)))
      (close-port port)
      (string-trim-right output #\newline))))

(define (current-git-version)
  (git-output "describe" "--tags"))

(define (git-sources)
  (local-file %source-dir
	      #:recursive? #t
	      #:select? (git-predicate %source-dir)))

(define-public gnunet
  (package
   (name "gnunet")
   (version (current-git-version))
   (source (git-sources))
   (build-system gnu-build-system)
   (inputs
    `(("glpk" ,glpk)
      ("gnurl" ,gnurl)
      ("gstreamer" ,gstreamer)
      ("gst-plugins-base" ,gst-plugins-base)
      ("gnutls" ,gnutls/dane)
      ("libextractor" ,libextractor)
      ("libgcrypt" ,libgcrypt)
      ("libidn" ,libidn)
      ("libmicrohttpd" ,libmicrohttpd) ; hostlist, pt, contrib, and more
      ("libltdl" ,libltdl)
      ("libunistring" ,libunistring) ; fs and more
      ("openssl" ,openssl) ; transport, certificate creation, contribs
      ("opus" ,opus) ; gnunet-conversation
      ("pulseaudio" ,pulseaudio) ; conversation
      ("sqlite" ,sqlite) ; sqlite bindings, *store
      ("postgresql" ,postgresql)
      ("zlib" ,zlib)
      ("perl" ,perl) ; doxygen and more
      ("jansson" ,jansson) ; identity, taler (external), gnunet-json, gns
      ("nss" ,nss) ; gns
      ("gmp" ,gmp) ; util
      ("bluez" ,bluez) ; gnunet-transport
      ("glib" ,glib)
      ("libogg" ,libogg) ; gnunet-conversation
      ("zbar" ,zbar) ; gnunet-qr
      ("python-2" ,python-2))) ; tests
   (native-inputs
    `(("pkg-config" ,pkg-config)
      ("autoconf" ,autoconf)
      ("automake" ,automake)
      ("gnu-gettext" ,gnu-gettext)
      ("which" ,which)
      ("texinfo" ,texinfo-5) ; Debian stable: 5.2
      ("libtool" ,libtool)))
   (arguments
    '(#:configure-flags
      (list (string-append "--with-nssdir=" %output "/lib"))
      #:parallel-tests? #f
      ;; test_gnunet_service_arm fails; reported upstream
      #:tests? #f
      #:phases
      (modify-phases %standard-phases
        (add-after 'unpack 'patch-bin-sh
          (lambda _
            (for-each (lambda (f) (chmod f #o755))
                      (find-files "po" ""))
            #t))
        ;; swap check and install phases and set paths to installed binaries
        (add-before 'check 'set-path-for-check
          (lambda* (#:key outputs #:allow-other-keys)
           (let ((out (assoc-ref outputs "out")))
             (setenv "GNUNET_PREFIX" (string-append out "/lib"))
             (setenv "PATH" (string-append (getenv "PATH") ":" out "/bin")))
           #t))
        (add-after 'install 'check
          (assoc-ref %standard-phases 'check))
        (delete 'check))))
   (synopsis "Secure, decentralized, peer-to-peer networking framework")
   (description
     "GNUnet is a framework for secure peer-to-peer networking.  The
high-level goal is to provide a strong foundation of free software for a
global, distributed network that provides security and privacy.  GNUnet in
that sense aims to replace the current internet protocol stack.  Along with
an application for secure publication of files, it has grown to include all
kinds of basic applications for the foundation of a GNU internet.")
   (license license:gpl3+)
   (home-page "https://gnunet.org/")))

(define-public guile-gnunet                       ;GSoC 2015!
  (let ((commit "383eac2aab175d8d9ea5315c2f1c8a5055c76a52"))
    (package
      (name "guile-gnunet")
      (version (string-append "0.0." (string-take commit 7)))
      (source (origin
                (method git-fetch)
                (uri (git-reference
                      (url "https://git.savannah.gnu.org/git/guix/gnunet.git/")
                      (commit commit)))
                (file-name (string-append name "-" version "-checkout"))
                (sha256
                 (base32
                  "0k6mn28isjlxrnvbnblab3nh2xqx1b7san8k98kc35ap9lq0iz8w"))))
      (build-system gnu-build-system)
      (native-inputs `(("pkg-config" ,pkg-config)
                       ("autoconf" ,autoconf-wrapper)
                       ("automake" ,automake)))
      (inputs `(("guile" ,guile-2.0)
                ("gnunet" ,gnunet)))
      (synopsis "Guile bindings for GNUnet services")
      (description
       "This package provides Guile bindings to the client libraries of various
GNUnet services, including the @dfn{identity} and @dfn{file sharing}
services.")
      (home-page "https://gnu.org/software/guix")
      (license license:gpl3+))))

;; FIXME: "gnunet-setup" segfaults under certain conditions and "gnunet-gtk"
;; does not seem to be fully functional.  This has been reported upstream:
;; http://lists.gnu.org/archive/html/gnunet-developers/2016-02/msg00004.html
(define-public gnunet-gtk
  (package (inherit gnunet)
    (name "gnunet-gtk")
    (version (package-version gnunet))
    (source (origin
              (method url-fetch)
              (uri (string-append "mirror://gnu/gnunet/gnunet-gtk-"
                                  version ".tar.gz"))
              (sha256
               (base32
                "1p38k1s6a2fmcfc9a7cf1zrdycm9h06kqdyand4s3k500nj6mb4g"))))
    (arguments
     `(#:configure-flags
       (list "--with-libunique"
             "--with-qrencode"
             (string-append "--with-gnunet="
                            (assoc-ref %build-inputs "gnunet")))))
    (inputs
     `(("gnunet" ,gnunet)
       ("libgcrypt" ,libgcrypt)
       ("gtk+" ,gtk+)
       ("libextractor" ,libextractor)
       ("glade3" ,glade3)
       ("qrencode" ,qrencode)
       ("libunique" ,libunique)))
    (native-inputs
     `(("pkg-config" ,pkg-config)
       ("libglade" ,libglade)))
    (synopsis "Graphical front-end tools for GNUnet")))