bash function to open the github url for a given file

githublink

#!env bash
#
# run source ./githublink to load this
#
# cd repo
# gfh #opens the repo url
# gfh filename #opens the file
 ghl () {

CLIPONLY=false

  while test $# -gt 0; do
  case "$1" in
    -h|--help)
      shift
      echo "ghl - open a github url for a local repo"
      echo " "
      echo "ghl [options] [filename]"
      echo " "
      echo "options:"
      echo "-h, --help    you are here"
      echo "-c            copy to clipboard and don't open url(osx only)"
      return 0
      ;;
    -c)
      shift
      CLIPONLY=true
      ;;
    *)
      FILENAME=$1
      break
      ;;
  esac
done

REPO_URL=`git remote -v | grep fetch | awk '{print $2}' | sed 's/git@/http:\/\//' | sed 's/com:/com\//' | sed 's/.git$//'| head -n1`

if [ ${FILENAME} ]
then 
  BRANCH=`git rev-parse --abbrev-ref HEAD`
  FILENAME=`git ls-files $FILENAME --full-name`
  REPO_URL=${REPO_URL}/tree/${BRANCH}/${FILENAME}
fi

if ($CLIPONLY)
then
  echo "$REPO_URL" | pbcopy
else  
  echo "$REPO_URL"
  if [[ "$OSTYPE" == "linux-gnu"* ]]; then
    xdg-open $REPO_URL
  elif [[ "$OSTYPE" == "darwin"* ]]; then
    open $REPO_URL
  fi
fi
}