clone_or_pull

#! /bin/bash

hoster="github.com"
account="hajoeichler"

usage() {
  echo "$(basename $0) - clones or pulls from a git repository."
  echo ""
  echo "Arguments:"
  echo "-h <hoster> - eg bitbucket.org - '${hoster}' is the default"
  echo "-a <account> - account name at hoster - '${account}' is the default"
  echo "-r <repo_name> - name of the repository"
}

getContent() {
  if [ -d "${repo}" ]; then
    cd "${repo}"
    git pull origin master
  else
    git clone git@${hoster}:${account}/${repo}.git
  fi
}

set -e

while getopts "h:a:r:" OPT; do
  case "${OPT}" in
    h)
      readonly hoster=${OPTARG}
      ;;
    a)
      readonly account=${OPTARG}
      ;;
    r)
      readonly repo=${OPTARG}
      ;;
  esac
done

if [ -z ${hoster} ] || [ -z ${account} ] || [ -z ${repo} ]; then
  usage
  exit 1
fi

getContent