git-build

#!/bin/bash

function alert_user {
	echo "${1}"
	which -s growlnotify && growlnotify `basename $0` -m "${1}"
}

function exit_ko {
	alert_user "${1}"; exit 1
}

function exit_ok {
	alert_user "${1}"; exit 0
}

LOCATION=$(pwd)
REMOTE=${1:-origin}
REMOTE_URL=$(git remote show -n ${REMOTE} | awk '/Fetch/ {print $3}')
BRANCH=$(git symbolic-ref -q HEAD)
BRANCH=${BRANCH##refs/heads/}

# Get command for build from Git config
# git config private-build.command "mvn install"
# git config --remove-section private-build
#
COMMAND=$(git config --get private-build.command)
if [ -z "${COMMAND}" ]; then
	COMMAND="mvn -V -T4 clean install"
fi

# git config private-build.pre-build-command "mvn install"
PRE_BUILD_COMMAND=$(git config --get private-build.pre-build-command)
# git config private-build.post-build-command "mvn install"
POST_BUILD_COMMAND=$(git config --get private-build.post-build-command)

# Git black magic to pull rebase even with uncommited work in progress
git fetch ${REMOTE}
git add -A; git ls-files --deleted -z | xargs -0 -I {} git rm {}; git commit -m "wip"
git rebase -p ${REMOTE}/${BRANCH}

if [ "$?" -ne 0 ]; then
	git rebase --abort
	git log -n 1 | grep -q -c "wip" && git reset HEAD~1
	exit_ko "Unable to rebase. please pull or rebase and fix conflicts manually."
fi
git log -n 1 | grep -q -c "wip" && git reset HEAD~1

# Private build
rm -Rf ../privatebuild
git clone --single-branch -slb "${BRANCH}" . ../privatebuild
cd ../privatebuild

if [ -n "${PRE_BUILD_COMMAND}" ]; then
    echo ${PRE_BUILD_COMMAND}
    eval ${PRE_BUILD_COMMAND}

    if [ $? -ne 0 ]; then
		exit_ko "Unable to build"
	fi
fi



# Build
echo ${COMMAND}
eval ${COMMAND}
if [ $? -ne 0 ]; then
	exit_ko "Unable to build"
fi

# Push
git push ${REMOTE_URL} ${BRANCH}
if [ $? -ne 0 ]; then
	exit_ko "Unable to push"
fi

if [ -n "${POST_BUILD_COMMAND}" ]; then
    echo ${POST_BUILD_COMMAND}
    eval ${POST_BUILD_COMMAND}
    
    if [ $? -ne 0 ]; then
		exit_ko "Build with error"
	fi
fi

# Update working directory
cd ${LOCATION} && git fetch ${REMOTE}
exit_ok "Yet another successful build!"