#!/bin/bash

# Input to script, mandatory.
[ -z "$TEMP_DIR" ]      && TEMP_DIR="./tmp"

if [ -z "$1" ]; then
   echo "usage: $(basename $0) spec-file"
   exit 1
else
   SPEC="$1"
fi


# Grab archive name
MODULE_NAME=$(rpm --eval "$(head -n 200 $SPEC)" | grep -r "^Name:" | sed -re 's/.*?:[\t ]+(.*?)[\t ]*/\1/g')
MODULE_VERSION=$(rpm --eval "$(head -n 200 $SPEC)" | grep -r "^Version:" | sed -re 's/.*?:[\t ]+(.*?)[\t ]*/\1/g')
MODULE_ARCHIVE_NAME=$(basename "$(rpm --eval "$(head -n 200 $SPEC)" | grep -r "^Source0:" | sed -re 's/.*?:[\t ]+(.*?)[\t ]*/\1/g')")
[ -z $MODULE_ARCHIVE_NAME ] && MODULE_ARCHIVE_NAME=$(basename "$(rpm --eval "$(head -n 200 $SPEC)" | grep -r "^Source:" | sed -re 's/.*?:[\t ]+(.*?)[\t ]*/\1/g')")
MODULE_ARCHIVE_NAME="$(echo "$MODULE_ARCHIVE_NAME" | sed -e "s|%{name}|$MODULE_NAME|" -e "s|%{version}|$MODULE_VERSION|")"

# Set prefix name
[ -z "$PREFIX_NAME" ] && PREFIX_NAME="$(echo $MODULE_ARCHIVE_NAME | sed 's/.tar.bz2//g' | sed 's/.tar.gz//g')"

mkdir -p $TEMP_DIR

# Make the new archive
if [[ "$MODULE_ARCHIVE_NAME" =~ bz2$ ]]; then
   git archive --format=tar --prefix=$PREFIX_NAME/ HEAD | bzip2 > $TEMP_DIR/$MODULE_ARCHIVE_NAME
elif [[ "$MODULE_ARCHIVE_NAME" =~ gz$ ]]; then
   git archive --format=tar --prefix=$PREFIX_NAME/ HEAD | gzip > $TEMP_DIR/$MODULE_ARCHIVE_NAME
else
   echo "Warning: No archive in Source0, skipping archiving the git!"
fi

#Generate git version file
TOPDIR="`pwd`"
$TOPDIR/tools/setlocalversion $TOPDIR v$MODULE_VERSION> $TEMP_DIR/localversion-meegobuild