wrapper.nix

{ lib
, stdenv
# The unwrapped libreoffice derivation
, unwrapped
, makeWrapper
, xorg # for lndir
, runCommand
, substituteAll
# For Emulating wrapGAppsHook3
, gsettings-desktop-schemas
, hicolor-icon-theme
, dconf
, librsvg
, gdk-pixbuf
# some scripts need these when used in conjuction with firejail
, coreutils
, gnugrep
# Configuration options for the wrapper
, extraMakeWrapperArgs ? []
, dbusVerify ? stdenv.isLinux
, dbus
}:

let
  inherit (unwrapped) version;
  major = lib.versions.major version;
  minor = lib.versions.minor version;

  makeWrapperArgs = builtins.concatStringsSep " " ([
    "--set" "GDK_PIXBUF_MODULE_FILE" "${librsvg}/${gdk-pixbuf.moduleDir}.cache"
    "--prefix" "GIO_EXTRA_MODULES" ":" "${lib.getLib dconf}/lib/gio/modules"
    "--prefix" "XDG_DATA_DIRS" ":" "${unwrapped.gtk3}/share/gsettings-schemas/${unwrapped.gtk3.name}"
    "--prefix" "XDG_DATA_DIRS" ":" "$out/share"
    "--prefix" "XDG_DATA_DIRS" ":" "${gsettings-desktop-schemas}/share/gsettings-schemas/${gsettings-desktop-schemas.name}"
    "--prefix" "XDG_DATA_DIRS" ":" "${hicolor-icon-theme}/share"
    "--prefix" "GST_PLUGIN_SYSTEM_PATH_1_0" ":"
      "${lib.makeSearchPath "lib/girepository-1.0" unwrapped.gst_packages}"
    "--suffix" "PATH" ":" "${lib.makeBinPath [ coreutils gnugrep ]}"
  ] ++ lib.optionals unwrapped.kdeIntegration [
    "--prefix" "QT_PLUGIN_PATH" ":" "${
      lib.makeSearchPath
      unwrapped.qtbase.qtPluginPrefix
      (builtins.map lib.getBin unwrapped.qtPackages)
    }"
    "--prefix" "QML2_IMPORT_PATH" ":" "${
      lib.makeSearchPath unwrapped.qtbase.qtQmlPrefix
      (builtins.map lib.getBin unwrapped.qmlPackages)
    }"
  ] ++ [
    # Add dictionaries from all NIX_PROFILES
    "--run" (lib.escapeShellArg ''
      for PROFILE in $NIX_PROFILES; do
          HDIR="$PROFILE/share/hunspell"
          if [ -d "$HDIR" ]; then
              export DICPATH=$DICPATH''${DICPATH:+:}$HDIR
          fi
      done
    '')
  ] ++ lib.optionals dbusVerify [
    # If no dbus is running, start a dedicated dbus daemon
    "--run" (lib.escapeShellArg ''
      if ! ( test -n "$DBUS_SESSION_BUS_ADDRESS" ); then
          dbus_tmp_dir="/run/user/$(id -u)/libreoffice-dbus"
          if ! test -d "$dbus_tmp_dir" && test -d "/run"; then
                  mkdir -p "$dbus_tmp_dir"
          fi
          if ! test -d "$dbus_tmp_dir"; then
                  dbus_tmp_dir="/tmp/libreoffice-$(id -u)/libreoffice-dbus"
                  mkdir -p "$dbus_tmp_dir"
          fi
          dbus_socket_dir="$(mktemp -d -p "$dbus_tmp_dir")"
          "${dbus}"/bin/dbus-daemon \
            --nopidfile \
            --nofork \
            --config-file "${dbus}"/share/dbus-1/session.conf \
            --address "unix:path=$dbus_socket_dir/session"  &> /dev/null &
          dbus_pid=$!
          export DBUS_SESSION_BUS_ADDRESS="unix:path=$dbus_socket_dir/session"
      fi
    '')
  ] ++ [
    "--inherit-argv0"
  ] ++ extraMakeWrapperArgs
  );
in runCommand "${unwrapped.name}-wrapped" {
  inherit (unwrapped) meta;
  paths = [ unwrapped ];
  nativeBuildInputs = [ makeWrapper xorg.lndir ];
  passthru = {
    inherit unwrapped;
    # For backwards compatibility:
    libreoffice = lib.warn "libreoffice: Use the unwrapped attributed, using libreoffice.libreoffice is deprecated." unwrapped;
    inherit (unwrapped) kdeIntegration;
  };
} (''
  mkdir -p $out/share
  for dir in ${unwrapped}/share/*; do
    dirname="''${dir##*/}"
    if [[ $dirname == "applications" ]]; then
      cp -r $dir/ $out/share/
    else
      ln -s $dir $out/share/
    fi
  done
  for f in $out/share/applications/*.desktop; do
    substituteInPlace "$f" \
      --replace "Exec=libreoffice${major}.${minor}" "Exec=soffice"
  done

  mkdir -p $out/bin
  mkdir -p $out/lib/libreoffice/program
  lndir -silent ${unwrapped}/lib/libreoffice/program $out/lib/libreoffice/program
  for i in sbase scalc sdraw smath swriter simpress soffice unopkg; do
    # Delete the symlink created by lndir, and replace it by our wrapper
    rm $out/lib/libreoffice/program/$i
    makeWrapper \
      ${unwrapped}/lib/libreoffice/program/$i \
      $out/lib/libreoffice/program/$i \
      ${makeWrapperArgs}
'' + lib.optionalString dbusVerify ''
    # Delete the dbus socket directory after libreoffice quits
    sed -i 's/^exec -a "$0" //g' $out/lib/libreoffice/program/$i
    echo 'code="$?"' >> $out/lib/libreoffice/program/$i
    echo 'test -n "$dbus_socket_dir" && { rm -rf "$dbus_socket_dir"; kill $dbus_pid; }' >> $out/lib/libreoffice/program/$i
    echo 'exit "$code"' >> $out/lib/libreoffice/program/$i
'' + ''
    ln -s $out/lib/libreoffice/program/$i $out/bin/$i
  done
  # A symlink many users rely upon
  ln -s $out/bin/soffice $out/bin/libreoffice
'')