#!/bin/sh
set -e

VER="2.6.2"
MD5="4bca00171aa614b4886b889290c4fed9"
PYTHONURL="http://www.python.org/ftp/python/$VER/python-$VER.msi"
OUT="/tmp/python$VER.msi"

P7VER="457"
P7VERH="4.57"
P7ZIPURL="http://heanet.dl.sourceforge.net/sourceforge/sevenzip/7z$P7VER.msi"
P7ZIPMD5="3f4a68083169bf7d10e542a3e89f5895"
P7OUT="/tmp/7z$P7VER.msi"

LZMAURL="http://heanet.dl.sourceforge.net/sourceforge/sevenzip/LZMA%20SDK/$PZVERH/lzma$P7VER.tar.bz2"
LZMAOUT="/tmp/lzma$P7VER.tar.bz2"
LZMAMD5="fc7a12a396ade1772e959604d6eb31e1"

if ! type wine >/dev/null 2>&1; then
	echo "You need to install WINE to run the test suite."
	exit 1
fi
if [ ! -e "$PWD/wine/drive_c/Python26/python.exe" ]; then
	echo "Downloading and installing Python for Windows $VER"
	rm -rf "$PWD/wine" || true
	mkdir "$PWD/wine"
	wget $PYTHONURL -O "$OUT" >/dev/null 2>&1
	echo "$MD5  $OUT" | md5sum -c - >/dev/null
	WINEPREFIX=$PWD/wine wine msiexec /qn -i $OUT >/dev/null 2>&1
fi

if [ ! -e "$PWD/wine/drive_c/Program Files/7-Zip/7z.exe" ]; then
	echo "Downloading and installing 7-Zip for Windows $P7VERH"
	wget $P7ZIPURL -O "$P7OUT" >/dev/null 2>&1
	echo "$P7ZIPMD5  $P7OUT" | md5sum -c - >/dev/null
	WINEPREFIX=$PWD/wine wine msiexec /qn -i $P7OUT >/dev/null 2>&1
fi

[ -d "$PWD/build" ] || mkdir "$PWD/build"
if [ ! -e "$PWD/build/lzma/C/7zCrc.c" ]; then
	echo "Downloading and extracting LZMA SDK $P7VERH"
	mkdir -p "$PWD/build/7z"
	# Poor attempt at caching.
	if [ ! -e "$LZMAOUT" ]; then
		wget $LZMAURL -O "$LZMAOUT" >/dev/null 2>&1
	fi
	echo "$LZMAMD5  $LZMAOUT" | md5sum -c - >/dev/null
	tar jxf "$LZMAOUT" -C "$PWD/build/7z"
fi