# Description: Lightweight Desktop Manager prefered by Mate Desktop
# URL: https://freedesktop.org/wiki/Software/LightDM/
# Maintainer: Tim Biermann, tbier at posteo dot de
# Depends on: libgcrypt libxklavier linux-pam util-linux xorg-libxi xorg-libxkbfile itstool

name=lightdm
version=1.30.0
release=2
source=(
https://github.com/CanonicalLtd/lightdm/releases/download/$version/$name-$version.tar.xz
Xsession
lightdm-default-config.patch
lightdm.rules lightdm.service
lightdm.pam lightdm-autologin.pam lightdm-greeter.pam
)

build() {
  cd $name-$version
  ./configure --prefix='/usr' \
    --localstatedir='/var' \
    --sbindir='/usr/bin' \
    --libexecdir='/usr/lib/$name' \
    --enable-liblightdm-qt5=no \
    --with-greeter-user='lightdm' \
    --with-greeter-session='lightdm-mini-greeter' \
    --disable-static \
    --disable-nls \
    --disable-gtk-doc \
    --disable-tests
  make
  make DESTDIR=$PKG install

  rm -rf $PKG/usr/etc/init

  # install Xsession wrapper to use with lightdm
  install -m 755 $SRC/Xsession $PKG/usr/etc/lightdm/Xsession
  install -dm 755 $PKG/var/cache/lightdm
  install -dm 770 $PKG/var/lib/lightdm{,-data}
  install -dm 711 $PKG/var/log/lightdm
  chmod +t $PKG/var/{cache/lightdm,lib/lightdm{,-data}}
  chown 620:620 -R $PKG/var/lib/lightdm{,-data}
  chgrp 620 $PKG/var/log/lightdm

  # install PAM configurations
  install -d $PKG/etc/pam.d
  install -m644 $SRC/lightdm.pam $PKG/etc/pam.d/lightdm
  install -m644 $SRC/lightdm-autologin.pam $PKG/etc/pam.d/lightdm-autologin
  install -m644 $SRC/lightdm-greeter.pam $PKG/etc/pam.d/lightdm-greeter

  # adjust users.conf to accept userid<500
  sed -i 's/500/100/g' $PKG/usr/etc/lightdm/users.conf

  # install PolKit rules
  install -dm 750 -g root $PKG/usr/share/polkit-1/rules.d
  install -m 644 $SRC/lightdm.rules $PKG/usr/share/polkit-1/rules.d/lightdm.rules

  # install rc.d service
  install -dm 755 $PKG/etc/rc.d
  install -m 755 ../lightdm.service $PKG/etc/rc.d/lightdm

  # remove junk
  rm -fr $PKG/usr/share/{locale,gtk-doc,help}
  rm -fr $PKG/usr/etc/{init,apparmor.d,pam.d}
}