move_jee_features_to_ws.sh

#!/bin/bash -xe
# see also https://gist.github.com/nickboldt/6afc71826e82518c5e7b7d3c3fdcc4f3
# merge sse repos into a single repo

START_TIME=`date +%s`

# work in a tempdir. The tmp-dir name is something like /home/user/tmp/this_scripts_name/
tmpdir=~/tmp/${0/.sh/.tmp}
tmpdirCache=~/tmp/${0/.sh/.tmp}_cache

#rm -fr ${tmpdir}
mkdir -p ${tmpdir}
cd ${tmpdir}

# in case we have another alias for mv, like 'mv -i'
alias mv=mv
alias rm=rm

# set our local pull command depending on git version
verlte() {
    [  "$1" = "`echo -e "$1\n$2" | sort -V | head -n1`" ]
}

verlt() {
    [ "$1" = "$2" ] && return 1 || verlte $1 $2
}
GIT_VERSION=`git version | head -1 | cut -f 3 -d " "`
verlte $GIT_VERSION 2.9.0 && ALLOW_PULL_FLAG=false || ALLOW_PULL_FLAG=true

if $ALLOW_PULL_FLAG
then
   LOCAL_PULL_CMD="git pull --no-edit --allow-unrelated-histories --no-rebase --rebase=false"
else
   LOCAL_PULL_CMD="git pull --no-edit --no-rebase --rebase=false"
fi

MVN="mvn clean install -fae -e -Dplatform-repo.url=http://download.eclipse.org/eclipse/updates/4.8-I-builds/"

# Make sure different users with different settings will run the script as intended
gitBranchSettings ()
{
    git config branch.autosetuprebase never
    git config branch.autosetupmerge false
    git config branch.master.rebase false
}

# handle changes to parent pom
if [[ ! -d webtools.releng.aggregator ]]; then git clone http://git.eclipse.org/gitroot/webtools/webtools.releng.aggregator.git; fi
pushd webtools.releng.aggregator/wtp-parent
    gitBranchSettings
    git reset --hard origin/master
    ${MVN}
popd


git clone http://git.eclipse.org/gitroot/webservices/webtools.webservices.git

if [[ -d ${tmpdirCache}/javaee_tmp_filterbranched ]]; then
   cp -R ${tmpdirCache}/javaee_tmp_filterbranched webtools.javaee
else
   echo "${tmpdirCache}/javaee_tmp_filterbranched does not exist"
   git clone http://git.eclipse.org/gitroot/jeetools/webtools.javaee.git
   cd webtools.javaee

   git filter-branch --index-filter 'git rm -rf --cached --ignore-unmatch docs/ plugins/ site/ tests/ pom.xml' --prune-empty --tag-name-filter cat -- --all

   git filter-branch --force --tree-filter \
    'mkdir features/javaee-web; mv features/* features/javaee-web/ || true' \
    --tag-name-filter cat -- --all


   END_TIME=`date +%s`
   EXEC_TIME=$((END_TIME-START_TIME))
   echo $EXEC_TIME " seconds to complete filter branch"

   mkdir ${tmpdirCache}
   mkdir ${tmpdirCache}/javaee_tmp_filterbranched

   rm .project .gitignore
   git commit -a -m "Remove files likely to clash on merge" --signoff

   cd ../
   cp -R webtools.javaee ${tmpdirCache}/javaee_tmp_filterbranched 
fi



cd webtools.webservices
$LOCAL_PULL_CMD ../webtools.javaee
cat pom.xml  | head -n 128 > pom2.xml; 
cat features/javaee-web/pom.xml | grep "<module>" | sed 's/ *//g' | sed 's/module>org/module>features\/javaee-web\/org/g' | awk '{ print "    " $0;}' >> pom2.xml;  
cat pom.xml  | tail -n 15 >> pom2.xml
mv pom2.xml pom.xml

git commit -a -m "Update root pom" --signoff