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# $Id: PKGBUILD 105532 2014-02-09 18:40:24Z arcanis $
# Maintainer: Evgeniy Alekseev <arcanis.arch at gmail dot com>
# Contributor: Daniel Wallace <danielwallace at gtmanfred dot com>
# Contributor: Antonio Rojas <nqn1976 at gmail dot com>
# Contributor: Thomas Dziedzic <gostrc at gmail dot com>
# Contributor: Osman Ugus <ugus11 at yahoo dot com>
# Contributor: Stefan Husmann <stefan-husmann at t-online dot de>
# Special thanks to Nareto for moving the compile from the .install to the PKGBUILD

pkgname=sage-mathematics
pkgver=6.1.1
pkgrel=1
pkgdesc="Open Source Mathematics Software, free alternative to Magma, Maple, Mathematica, and Matlab"
arch=('i686' 'x86_64')
url="http://www.sagemath.org"
license=('GPL')
#depends=('desktop-file-utils' 'java-environment=7' 'libjpeg-turbo' 'libtiff' 'libxmu' 'sqlite' 'xz')
depends=('freetype2>=2.3.5')
makedepends=('desktop-file-utils' 'gcc-fortran' 'gendesk')
optdepends=('imagemagick: some plotting functionality benefits from it'
            'texlive-core: some plotting functionality benefits from it, also to use SageTeX'
            'openssh: to use the notebook in secure mode'
            'ffmpeg: to show animations'
            'cairo: R plots')
source=("http://sage.math.washington.edu/home/release/sage-${pkgver}/sage-${pkgver}.tar"
        "sage.service")
install="${pkgname}.install"
md5sums=('800c59f7cfa32c012f358ae240cdb2e6'
         '985da1c1d1dcdc3ea9aa73035cb7996b')

prepare() {
  # create *.desktop file
  gendesk -f -n \
          --pkgname="sage-notebook" \
          --pkgdesc="Sage notebook" \
          --name="Sage" \
          --exec="/opt/sage/sage -notebook" \
          --terminal=true \
          --categories="Science;Math" \
          --custom="X-DCOP-ServiceType=
X-KDE-SubstituteUID=false
X-KDE-Username="
  
  # create DOT_SAGE directory
  if [[ -d ${srcdir}/build ]]; then
    rm -rf "${srcdir}/build"
  fi
  mkdir "${srcdir}/build"
  
  # according to FS#34769
  sed -i -e 's/FREETYPE/#FREETYPE/' "${srcdir}/sage-${pkgver}/build/install"
}

build() {
  cd "sage-${pkgver}"
  
  # fix "missing sage.all error" during build
  unset CFLAGS
  unset CXXFLAGS
  # fix build errors
  unset LDFLAGS
  
  export MAKE="make -j$(nproc)"
  
  # use archlinux's fortran rather then the one that ships with sage to compile sage's fortran
  export FC=/usr/bin/gfortran
  
  # disable building with debugging support
  export SAGE_DEBUG='no'
  
  # enable fat binaries (disables processor specific optimizations)
  # comment out if you're only building it for yourself
  export SAGE_FAT_BINARY='yes'
  
  # can't write to root in a clean chroot
  export DOT_SAGE="${srcdir}/build"
  
  # singular is broken
  export CPP='/usr/bin/cpp'
  
  # only build sage, no documents
  #make build
  make
}

<< COMMENT
check() {
  cd "sage-${pkgver}"
  
  make test
  
  # uncomment if we want to run all the tests (warning: very long)
  #make ptestlong
}
COMMENT

package() {
  cd "${srcdir}/sage-${pkgver}/"
  # remove build logs
  rm -f *.log
  rm -rf "${srcdir}/sage-${pkgver}/"{logs,upstream}
  # do NOT remove build directory!
  
  # cp because make install is experimental and will corrupt the install
  install -dm755 "${pkgdir}/opt/sage"
  cp -r * "${pkgdir}/opt/sage/"
  
  # move SageTeX files to more appropriate directory
  install -dm755 "${pkgdir}/usr/share"
  mv "${pkgdir}/opt/sage/local/share/texmf" "${pkgdir}/usr/share"
  
  # according to FS#37090
  # install scripts
  install -dm755 "${pkgdir}/usr/bin"
  ./sage -c "install_scripts('${pkgdir}/usr/bin', ignore_existing=True)"
  # rename scripts to avoid conflicts
  for ITEM in $(ls "${pkgdir}/usr/bin"); do
    mv "${pkgdir}/usr/bin/${ITEM}" "${pkgdir}/usr/bin/sage-${ITEM}"
  done
  ln -s "/opt/sage/sage" "${pkgdir}/usr/bin/sage"
  
  # install a systemd user unit
  install -Dm644 "${srcdir}/sage.service" "${pkgdir}/usr/lib/systemd/user/sage.service"
  # install *.desktop and icon files
  install -Dm644 "${srcdir}/sage-notebook.desktop" \
                 "${pkgdir}/usr/share/applications/sage-notebook.desktop"
  install -Dm644 "${pkgdir}/opt/sage/local/lib/python2.7/site-packages/sagenb-0.10.8.2-py2.7.egg/sagenb/data/sage/images/icon48x48.png" \
                 "${pkgdir}/usr/share/pixmaps/sage-notebook.png"
}

# vim :set ts=2 sw=2 et: