#!/usr/bin/env bash

# This will package the latest version of Calibre for Slackware. Run it
# as root. It will download Calibre, package it, and give you a correctly-
# named, ready-to-install Slackware package in /tmp.

set -e

VERSION=$(wget -O - -o /dev/null http://status.calibre-ebook.com/latest)
TMP=${TMP:-/tmp}
PKG=$TMP/package-calibre
BUILD=1AL
CWD=$(pwd)

if [ -z "$ARCH" ]; then
  case "$( uname -m )" in
    i?86) ARCH=i486 ;;
    arm*) ARCH=arm ;;
       *) ARCH=$( uname -m ) ;;
  esac
fi

rm -rf "$PKG"
rm -rf "$TMP/calibre-installer-cache"

mkdir -p "$PKG/usr/share"
mkdir -p "$PKG/usr/bin"

wget -nv -O- https://download.calibre-ebook.com/linux-installer.py | python -c "import sys; main=lambda:sys.stderr.write('Download failed\n'); exec(sys.stdin.read()); main(install_dir='$PKG/opt', isolated=True)"
LD_LIBRARY_PATH="$PKG/opt/calibre/lib" "$PKG/opt/calibre/bin/calibre_postinstall" --root="$PKG/usr"

# Strip binaries (if any):
find $PKG | xargs file | grep -e "executable" -e "shared object" | grep ELF \
  | cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null || true

# This does not belong in a package - use 'removepkg' instead:
rm -f $PKG/usr/bin/calibre-uninstall

# remove unused symbolic links/files
rm -f $PKG/usr/bin/calibre $PKG/usr/bin/calibredb $PKG/usr/bin/calibre-smtp $PKG/usr/bin/calibre-server $PKG/usr/bin/calibre-parallel $PKG/usr/bin/calibre-debug $PKG/usr/bin/calibre-customize
# including old .desktop files
rm -rf /usr/share/applications/calibre*
rm -rf /usr/local/share/applications/calibre*

# get our preferred .desktop files into usual location
mkdir -p $PKG/usr/share/applications
cp -f $CWD/calibre-ebook-edit.desktop  $PKG/usr/share/applications/calibre-ebook-edit.desktop
cp -f $CWD/calibre-gui.desktop  $PKG/usr/share/applications/calibre-gui.desktop
cp -f $CWD/calibre-ebook-viewer.desktop  $PKG/usr/share/applications/calibre-ebook-viewer.desktop
cp -f $CWD/calibre-lrfviewer.desktop  $PKG/usr/share/applications/calibre-lrfviewer.desktop

# plug in link scripts... used by arox
cp -f $CWD/calibre $PKG/usr/bin/calibregui
cp -f $CWD/calibreedit $PKG/usr/bin/calibreedit
cp -f $CWD/calibreviewer $PKG/usr/bin/calibreviewer
chmod +x $PKG/usr/bin/calibreviewer
chmod +x $PKG/usr/bin/calibreedit
chmod +x $PKG/usr/bin/calibregui

mkdir -p $PKG/usr/share/pixmaps
cp -f $CWD/calibre-gui.svg  $PKG/usr/share/pixmaps/calibre-gui.svg
cp -f $CWD/book-edit.svg  $PKG/usr/share/pixmaps/book-edit.svg
cp -f $CWD/book-read.svg  $PKG/usr/share/pixmaps/book-read.svg

mkdir -p $PKG/usr/share/icewm/icons
cp -f $CWD/calibre-gui.svg  $PKG/usr/share/icewm/icons/calibre-gui.svg

# include package description
mkdir -p "$PKG/install"
cp -f $CWD/slack-desc  $PKG/install/slack-desc

# Add this to the doinst.sh:
mkdir -p $PKG/install
cat <<EOINS > $PKG/install/doinst.sh
#!/bin/bash
if [ -x /usr/bin/update-desktop-database ]; then
  /usr/bin/update-desktop-database -q usr/share/applications >/dev/null 2>&1
fi

if [ -x /usr/bin/update-mime-database ]; then
  /usr/bin/update-mime-database usr/share/mime >/dev/null 2>&1
fi

refreshmenu > /dev/null 2>&1
EOINS


cd "$PKG"
/sbin/makepkg -l n -c n "$TMP/calibre-$VERSION-$ARCH-${BUILD}.txz"
cat $PKG/install/slack-desc | grep "^calibre" > $TMP/calibre-${VERSION}-${ARCH}-${BUILD}.txt