;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2015, 2016 Andreas Enge <andreas@enge.fr>
;;; Copyright © 2016, 2018 Efraim Flashner <efraim@flashner.co.il>
;;; Copyright © 2016, 2017 Alex Griffin <a@ajgrf.com>
;;; Copyright © 2017, 2019, 2020 Brendan Tildesley <mail@brendan.scot>
;;; Copyright © 2017 Roel Janssen <roel@gnu.org>
;;; Copyright © 2018, 2019 Tobias Geerinckx-Rice <me@tobias.gr>
;;; Copyright © 2020 Marius Bakke <mbakke@fastmail.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 (gnu packages ebook)
  #:use-module ((guix licenses) #:prefix license:)
  #:use-module (guix packages)
  #:use-module (guix download)
  #:use-module (guix git-download)
  #:use-module (guix build-system gnu)
  #:use-module (guix build-system python)
  #:use-module (gnu packages)
  #:use-module (gnu packages compression)
  #:use-module (gnu packages curl)
  #:use-module (gnu packages databases)
  #:use-module (gnu packages fonts)
  #:use-module (gnu packages fontutils)
  #:use-module (gnu packages freedesktop)
  #:use-module (gnu packages fribidi)
  #:use-module (gnu packages gcc)
  #:use-module (gnu packages gtk)
  #:use-module (gnu packages gnome)
  #:use-module (gnu packages glib)
  #:use-module (gnu packages icu4c)
  #:use-module (gnu packages image)
  #:use-module (gnu packages javascript)
  #:use-module (gnu packages libusb)
  #:use-module (gnu packages libreoffice)
  #:use-module (gnu packages pdf)
  #:use-module (gnu packages pkg-config)
  #:use-module (gnu packages python)
  #:use-module (gnu packages python-web)
  #:use-module (gnu packages python-xyz)
  #:use-module (gnu packages qt)
  #:use-module (gnu packages serialization)
  #:use-module (gnu packages sqlite)
  #:use-module (gnu packages time)
  #:use-module (gnu packages tls)
  #:use-module (gnu packages web)
  #:use-module (gnu packages xml)
  #:use-module (gnu packages xorg)
  #:use-module (gnu packages wxwidgets))

(define-public chmlib
  (package
    (name "chmlib")
    (version "0.40")
    (source (origin
             (method url-fetch)
             (uri (string-append "http://www.jedrea.com/chmlib/chmlib-"
                                 version ".tar.bz2"))
             (sha256
               (base32
                "18zzb4x3z0d7fjh1x5439bs62dmgsi4c1pg3qyr7h5gp1i5xcj9l"))
             (patches (search-patches "chmlib-inttypes.patch"))))
    (build-system gnu-build-system)
    (home-page "http://www.jedrea.com/chmlib/")
    (synopsis "Library for CHM files")
    (description "CHMLIB is a library for dealing with ITSS/CHM format files.")
    (license license:lgpl2.1+)))

(define-public calibre
  (package
    (name "calibre")
    (version "4.23.0")
    (source
      (origin
        (method url-fetch)
        (uri (string-append "http://download.calibre-ebook.com/"
                            version "/calibre-"
                            version ".tar.xz"))
        (sha256
         (base32
          "064mnmz2w4xa2kydh5vzhlgvmyzlwjhm2wm58vwkdqzh7i3m3phn"))
        (modules '((guix build utils)))
        (snippet
          '(begin
             ;; Unbundle python2-odfpy.
             (delete-file-recursively "src/odf")
             ;; Disable test that attempts to load it.
             (substitute* "setup/test.py"
               ((".*SRC, 'odf'.*")
                ""))

             ;; Remove unneeded resources.
             (delete-file "resources/viewer.js")
             (delete-file "resources/viewer.html")
             (delete-file "resources/mozilla-ca-certs.pem")
             (delete-file "resources/calibre-portable.bat")
             (delete-file "resources/calibre-portable.sh")
             #t))
        (patches (search-patches "calibre-no-updates-dialog.patch"
                                 "calibre-remove-test-sqlite.patch" ; TODO: fix test.
                                 "calibre-remove-test-unrar.patch"))))
    (build-system python-build-system)
    (native-inputs
     `(("pkg-config" ,pkg-config)
       ("qtbase" ,qtbase) ; for qmake
       ("python2-flake8" ,python2-flake8)
       ("xdg-utils" ,xdg-utils)))
    (inputs
     `(("chmlib" ,chmlib)
       ("fontconfig" ,fontconfig)
       ("font-liberation" ,font-liberation)
       ("glib" ,glib)
       ("hunspell" ,hunspell)
       ("hyphen" ,hyphen)
       ("icu4c" ,icu4c)
       ("mathjax" ,mathjax-bin)
       ("libmtp" ,libmtp)
       ("libpng" ,libpng)
       ("libusb" ,libusb)
       ("openssl" ,openssl)
       ("optipng" ,optipng)
       ("podofo" ,podofo)
       ("poppler" ,poppler)
       ("python" ,python-2)
       ("python2-apsw" ,python2-apsw)
       ("python2-beautifulsoup4" ,python2-beautifulsoup4)
       ("python2-chardet" ,python2-chardet)
       ("python2-cssselect" ,python2-cssselect)
       ("python2-css-parser" ,python2-css-parser)
       ("python2-dateutil" ,python2-dateutil)
       ("python2-dbus" ,python2-dbus)
       ("python2-dnspython" ,python2-dnspython)
       ("python2-dukpy" ,python2-dukpy)
       ("python2-feedparser" ,python2-feedparser)
       ("python2-html2text" ,python2-html2text)
       ("python2-html5-parser" ,python2-html5-parser)
       ("python2-html5lib" ,python2-html5lib)
       ("python2-lxml" ,python2-lxml)
       ("python2-markdown" ,python2-markdown)
       ("python2-mechanize" ,python2-mechanize)
       ;; python2-msgpack is needed for the network content server to work.
       ("python2-msgpack" ,python2-msgpack)
       ("python2-netifaces" ,python2-netifaces)
       ("python2-odfpy" ,python2-odfpy)
       ("python2-pillow" ,python2-pillow)
       ("python2-psutil" ,python2-psutil)
       ("python2-pygments" ,python2-pygments)
       ("python2-pyqtwebengine" ,python2-pyqtwebengine)
       ("python2-pyqt" ,python2-pyqt)
       ("python2-sip" ,python2-sip)
       ("python2-regex" ,python2-regex)
       ("qtwebengine" ,qtwebengine)
       ("sqlite" ,sqlite)))
    (arguments
     `(#:modules ((guix build python-build-system)
                  (guix build utils)
                  (ice-9 match))
       #:python ,python-2
       ;; Calibre is using setuptools by itself, but the setup.py is not
       ;; compatible with the shim wrapper (taken from pip) we are using.
       #:use-setuptools? #f
       #:phases
       (modify-phases %standard-phases
         (add-after 'unpack 'patch-source
           (lambda _
             (substitute* "src/calibre/linux.py"
               ;; We can't use the uninstaller in Guix. Don't build it.
               (("self\\.create_uninstaller()") ""))
             #t))
         (add-after 'patch-source-shebangs 'patch-more-shebangs
           (lambda _
             ;; Patch various inline shebangs.
             (substitute* '("src/calibre/gui2/preferences/tweaks.py"
                            "src/calibre/gui2/dialogs/custom_recipes.py"
                            "setup/install.py"
                            "setup/linux-installer.sh")
               (("#!/usr/bin/env python")
                (string-append "#!" (which "python")))
               (("#!/bin/sh")
                (string-append "#!" (which "sh"))))
             #t))
         (add-after 'unpack 'dont-load-remote-icons
           (lambda _
             (substitute* "setup/plugins_mirror.py"
               (("href=\"//calibre-ebook.com/favicon.ico\"")
                "href=\"favicon.ico\""))
             #t))
         (add-before 'build 'configure
          (lambda* (#:key inputs outputs #:allow-other-keys)
            (let ((podofo (assoc-ref inputs "podofo"))
                  (pyqt (assoc-ref inputs "python2-pyqt"))
                  (python-sip (assoc-ref inputs "python2-sip"))
                  (out (assoc-ref outputs "out")))
              (substitute* "setup/build_environment.py"
                (("= get_sip_dir\\(\\)")
                 (string-append "= '" pyqt "/share/sip'")))

              (substitute* "src/calibre/ebooks/pdf/pdftohtml.py"
                (("PDFTOHTML = 'pdftohtml'")
                 (string-append "PDFTOHTML = \"" (assoc-ref inputs "poppler")
                                "/bin/pdftohtml\"")))

              ;; Calibre thinks we are installing desktop files into a home
              ;; directory, but here we butcher the script in to installing
              ;; to calibres /share directory.
              (setenv "XDG_DATA_HOME" (string-append out "/share"))
              (substitute* "src/calibre/linux.py"
                (("'~/.local/share'") "''"))

              ;; 'python setup.py rapydscript' uses QtWebEngine, which
              ;; needs to create temporary files in $HOME.
              (setenv "HOME" "/tmp")

              ;; XXX: QtWebEngine will fail if no fonts are available.  This
              ;; can likely be removed when fontconfig has been patched to
              ;; include TrueType fonts by default.
              (symlink (string-append (assoc-ref inputs "font-liberation")
                                      "/share/fonts")
                       "/tmp/.fonts")

              (setenv "SIP_BIN" (string-append python-sip "/bin/sip"))
              (setenv "PODOFO_INC_DIR" (string-append podofo "/include/podofo"))
              (setenv "PODOFO_LIB_DIR" (string-append podofo "/lib"))
              ;; This informs the tests we are a continuous integration
              ;; environment and thus have no networking.
              (setenv "CI" "true")
              ;; The Qt test complains about being unable to load all image plugins, and I
              ;; notice the available plugins list it shows lacks 'svg'. Adding qtsvg doesn't
              ;; fix it, so I'm not sure how to fix it.  TODO: Fix test and remove this.
              (setenv "SKIP_QT_BUILD_TEST" "true")
              #t)))
         (add-after 'build 'build-extra
           (lambda* (#:key inputs #:allow-other-keys)
             (invoke "python2" "setup.py" "mathjax""--system-mathjax"
                     "--path-to-mathjax" (string-append
                                          (assoc-ref inputs "mathjax")
                                          "/lib/node_modules/mathjax/es5"))
             (invoke "python2" "setup.py" "rapydscript")))
         (add-after 'install 'install-man-pages
           (lambda* (#:key outputs #:allow-other-keys)
             (copy-recursively
              "man-pages"
              (string-append (assoc-ref outputs "out") "/share/man"))
             #t))
         ;; wrap phase copied from anki package.
         (add-after 'install 'wrap
           (lambda* (#:key inputs outputs #:allow-other-keys)
             (let ((bin (string-append (assoc-ref outputs "out") "/bin"))
                   ;; List of paths to the site-packages directories of Python
                   ;; library inputs.
                   (site-packages
                    (map (lambda (pyinput)
                           (string-append
                            (cdr pyinput)
                            "/lib/python2.7/site-packages"))
                         (filter (match-lambda
                                   ((label . _)
                                    (string-prefix? "python2-" label)))
                                 inputs)))
                   (qtwebengineprocess
                    (string-append (assoc-ref inputs "qtwebengine")
                                   "/lib/qt5/libexec/QtWebEngineProcess")))
               ;; The program fails to find the QtWebEngineProcess program, so
               ;; we set QTWEBENGINEPROCESS_PATH to help it.  PYTHONPATH is
               ;; wrapped to avoid declaring Python libraries as propagated
               ;; inputs.
               (for-each (lambda (program)
                           (wrap-program program
                             `("QTWEBENGINEPROCESS_PATH" =
                               (,qtwebengineprocess))
                             `("PYTHONPATH" = ,site-packages)))
                         (find-files bin ".")))
             #t))
         ;; The font TTF files are used in some miscellaneous tests, so we
         ;; unbundle them here to avoid patching the tests.
         (add-after 'install 'unbundle-font-liberation
           (lambda* (#:key inputs outputs #:allow-other-keys)
             (let ((font-dest (string-append (assoc-ref outputs "out")
                                             "/share/calibre/fonts/liberation"))
                   (font-src (string-append (assoc-ref inputs "font-liberation")
                                            "/share/fonts/truetype")))
               (delete-file-recursively font-dest)
               (symlink font-src font-dest))
             #t)))))
    (home-page "https://calibre-ebook.com/")
    (synopsis "E-book library management software")
    (description "Calibre is an e-book library manager.  It can view, convert
and catalog e-books in most of the major e-book formats.  It can also talk
to many e-book reader devices.  It can go out to the Internet and fetch
metadata for books.  It can download newspapers and convert them into
e-books for convenient reading.")
    ;; Calibre is largely GPL3+, but includes a number of components covered
    ;; by other licenses. See COPYRIGHT for more details.
    (license (list license:gpl3+
                   license:gpl2+
                   license:lgpl2.1+
                   license:lgpl2.1
                   license:bsd-3
                   license:expat
                   license:zpl2.1
                   license:asl2.0
                   license:public-domain
                   license:silofl1.1
                   license:cc-by-sa3.0))))

(define-public liblinebreak
  (package
    (name "liblinebreak")
    (version "2.1")
    (source (origin
              (method url-fetch)
              (uri (string-append "mirror://sourceforge/vimgadgets"
                                  "/liblinebreak/" version
                                  "/liblinebreak-" version ".tar.gz"))
              (sha256
               (base32
                "1f36dbq7nc77lln1by2n1yl050g9dc63viawhs3gc3169mavm36x"))))
    (build-system gnu-build-system)
    (home-page "http://vimgadgets.sourceforge.net/liblinebreak/")
    (synopsis "Library for detecting where linebreaks are allowed in text")
    (description "@code{liblinebreak} is an implementation of the line
breaking algorithm as described in Unicode 6.0.0 Standard Annex 14,
Revision 26.  It breaks lines that contain Unicode characters.  It is
designed to be used in a generic text renderer.")
    (license license:zlib)))

(define-public fbreader
  (package
    (name "fbreader")
    (version "0.99.6")
    (source (origin
              (method git-fetch)
              (uri (git-reference
                     (url "https://github.com/geometer/FBReader")
                     (commit (string-append version "-freebsdport"))))
              (file-name (git-file-name name version))
              (sha256
               (base32
                "0c0s4silpax74kwfz3dfmzn4lkv6jsyb800vfak166vii0hvbv3d"))
              (patches (search-patches "fbreader-curl-7.62.patch"))))
    (build-system gnu-build-system)
    (inputs
     `(("curl" ,curl)
       ("expat" ,expat)
       ("fribidi" ,fribidi)
       ("glib" ,glib)
       ("gtk+-2" ,gtk+-2)
       ("libjpeg" ,libjpeg-turbo)
       ("liblinebreak" ,liblinebreak)
       ("libxft" ,libxft)
       ("sqlite" ,sqlite)
       ("zlib" ,zlib)))
    (native-inputs
     `(("gcc@5" ,gcc-5)
       ("pkg-config" ,pkg-config)))
    (arguments
     `(#:tests? #f ; No tests exist.
       #:make-flags `("CC=gcc" "TARGET_ARCH=desktop" "UI_TYPE=gtk"
                      "TARGET_STATUS=release"
                      ,(string-append "INSTALLDIR="
                                      (assoc-ref %outputs "out"))
                      ,(string-append "LDFLAGS=-Wl,-rpath="
                                      (assoc-ref %outputs "out") "/lib"))
       #:phases
       (modify-phases %standard-phases
         (add-after 'set-paths 'augment-CPLUS_INCLUDE_PATH
           (lambda* (#:key inputs #:allow-other-keys)
             ;; Hide the default GCC from CPLUS_INCLUDE_PATH to prevent a header
             ;; conflict with the GCC provided in native-inputs.
             (let ((gcc (assoc-ref inputs "gcc")))
               (setenv "CPLUS_INCLUDE_PATH"
                       (string-join
                        (delete (string-append gcc "/include/c++")
                                (string-split (getenv "CPLUS_INCLUDE_PATH")
                                              #\:))
                        ":"))
               #t)))
         (delete 'configure)
         (add-after 'unpack 'fix-install-locations
           (lambda* (#:key outputs #:allow-other-keys)
             (let ((out (assoc-ref outputs "out")))
               (substitute* "fbreader/desktop/Makefile"
                 (("/usr") out))
               #t))))))
    (home-page "https://fbreader.org/")
    (synopsis "E-Book reader")
    (description "@code{fbreader} is an E-Book reader.  It supports the
following formats:

@enumerate
@item CHM
@item Docbook
@item FB2
@item HTML
@item OEB
@item PDB
@item RTF
@item TCR
@item TXT
@item XHTML
@end enumerate")
    (license license:gpl2+)))

(define-public xchm
  (package
    (name "xchm")
    (version "1.31")
    (source (origin
              (method url-fetch)
              (uri (string-append "https://github.com/rzvncj/xCHM"
                                  "/releases/download/"
                                  version "/xchm-" version ".tar.gz"))
              (sha256
               (base32
                "0aw6bysqiwbw75n3ad229ihlmh7chqs1wlxm0398z3lfp2y6n7qf"))))
    (build-system gnu-build-system)
    (inputs
     `(("wxwidgets" ,wxwidgets)
       ("chmlib" ,chmlib)))
    (native-inputs
     `(("pkg-config" ,pkg-config)))
    (home-page "https://github.com/rzvncj/xCHM")
    (synopsis "CHM file viewer")
    (description "xCHM is a graphical CHM file viewer.  It is a frontend to
the CHM library CHMLIB.")
    (license license:gpl2+)))