#!/bin/bash
# (c) 2014-2016 Freifunk Hochstift <kontakt@hochstift.freifunk.net>
#
# calls build.sh with information found in given version

### includes
. functions.sh

### static variables
MY_DIR=$(dirname $0)
MY_DIR=$(readlink -f "${MY_DIR}")

pushd ${MY_DIR} > /dev/null

### set reasonable defaults for unset environment variables
versionfile=$1
[ -r ${versionfile} ] || abort "Failed to find versionfile: '${versionfile}'."

[ -n "${BROKEN}" ] || BROKEN=0
base=`awk 'BEGIN { FS="=" } /^GLUON=([a-f0-9]+)(\s*#.+)?$/ { print $2; }' ${versionfile} | awk 'BEGIN { FS="#" } { print $1; }'`
branch=`awk 'BEGIN { FS="=" } /^BRANCH=([a-z]+)$/ { print $2; }' ${versionfile}`
version=`awk 'BEGIN { FS="=" } /^VERSION=([0-9\.\-+~a-z]+)$/ { print $2; }' ${versionfile}`
site=`awk 'BEGIN { FS="=" } /^SITE=([a-f0-9]+)(\s*#.+)?$/ { print $2; }' ${versionfile} | awk 'BEGIN { FS="#" } { print $1; }'`
targets=`awk 'BEGIN { FS="=" } /^TARGETS=.+$/ { print $2; }' ${versionfile}`
ts=`awk 'BEGIN { FS="=" } /^TS=.+$/ { print $2; }' ${versionfile}`

[ -n "${base}" ] || abort "Failed to parse Gluon base commit-id from version file."
[ -n "${branch}" ] || abort "Failed to parse branch name from version file."
[ -n "${version}" ] || abort "Failed to parse version from version file."
[ -n "${site}" ] || abort "Failed to parse site repo commit-id from version file."
[ -n "${targets}" ] || abort "Failed to parse targets from version file"
[ -n "${ts}" ] || abort "Failed to parse timestamp from version file."

# remove all spaces from git-commit-ids
base="${base// /}"
site="${site// /}"

info "Building ${branch} version '${version}' again ..."
echo " * Gluon base = ${base}"
echo " * Site commit= ${site}"
echo " * Timestamp  = ${ts}"
echo " * Targets    = ${targets}"
echo

# invoke build script
BASE="${base}" BRANCH="${branch}" SITE_ID="${site}" VERSION="${version}" BUILD_TS="${ts}" TARGETS="${targets}" BROKEN="${BROKEN}" ./build.sh

popd > /dev/null #${MY_DIR}