post-update hook for node.js

post-update

#!/bin/bash

branch=$(git rev-parse --symbolic --abbrev-ref $1)
DEPLOY_DIR=/var/www/dogazei.org/dogazei.org-latest/
echo Update pushed to branch $branch

update () {
  cd $DEPLOY_DIR || exit
  unset GIT_DIR
  git checkout -f
  git pull
  if [ -d node_modules ]; then
    rm -rf node_modules
  fi
  
  version=`cat package.json | json version`
  echo "version is" $version
  name=`cat package.json | json name`
  echo "name is" $name
  
  npm install
  
  cp ~/start.sh . || echo "no start.sh in home dir"
  
  dist=../"$name$version"
  
  if [ -d $dist ]; then
    echo $dist already exists.
  else
    echo "make dir $name$version"
    cp -R . $dist
  fi
}

if [ $branch = "master" ]; then
  echo "master updated about to pull changes in" $DEPLOY_DIR
  update
fi

exec git update-server-info