Mega developers prompt

## mega-dev-prompt.sh
export VIRTUAL_ENV_DISABLE_PROMPT=1

function parse_svn_branch {
  if [ -d '.svn' ]; then
    ref=$(svn info | grep URL | awk -F/ '{print $NF}' 2> /dev/null) || return
    cur=$(pwd | awk -F/ '{print $NF}' 2> /dev/null) || return
    if [ $ref != $cur ]; then
      echo -ne "\xE2\x9C\xB6${ref}"
    fi
  fi
}

function parse_git_branch {
  ref=$(git symbolic-ref HEAD 2> /dev/null) || return
  echo -ne "\xE2\x9C\xB9${ref#refs/heads/}"
}

function display_virtualenv {
  if [ -n "$VIRTUAL_ENV" ]; then
    ref=$(basename $VIRTUAL_ENV)
    echo -ne "\xE2\x9D\xB0${ref}\xE2\x9D\xB1"
  fi
}

function display_virtualenv_path {
  if [ -n "$VIRTUAL_ENV" ]; then
    ref=$(basename $VIRTUAL_ENV)
    echo -ne "${ref}"
  fi
}

function decorate_prompt {
  clock= #"[\[\e[31;49m\]\@\[\e[0m\]] "
  svn="\[\e[1;35m\]\$(parse_svn_branch)\[\e[0m\]"
  git="\[\e[1;34m\]\$(parse_git_branch)\[\e[0m\]"
  user="\h:" #"\u@\h:"

  ref=$(basename "$VIRTUAL_ENV")
  basedir=$(pwd | awk -F/ '{print $NF}' 2> /dev/null)
  if [ "$basedir" == "$ref" ]; then
    virtual="\[\e[31;36m\]\$(display_virtualenv_path)\[\e[0m\]"
    working_dir=$(dirname `pwd`)
    export PS1="${clock}${user}\[\e[37m\]${working_dir/\/home\/phil/~}\[\e[0m\]/${virtual}${svn}${git} \$ "
  else
    virtual="\[\e[31;36m\]\$(display_virtualenv)\[\e[0m\]"
    export PS1="${clock}${user}\[\e[37m\]\w\[\e[0m\]${virtual}${svn}${git} \$ "
  fi
}

function pcommand {
	if [ "$WINDOW_NAME" ]; then
		echo -ne "\033]0;${WINDOW_NAME}\007"
		return
	else
		echo -ne "\033]0;${USER}@${HOSTNAME}: ${PWD}\007"
		if [ "$TERM" == "screen" ]; then
			name=`basename ${PWD}`
			echo -ne "\ek${name}\e\\"
		fi
	fi

	decorate_prompt
}
export PROMPT_COMMAND=pcommand