wwwhome

wwwhome.sh

#!/bin/sh
#
# Changes the document root of a Apache 2 virtual host.
#
# Assumes /opt/local/www as base directory for virtual hosts.
#
# Usage: wwwhome [--host HOSTNAME] [PATH]
#
# Examples:
#  
#   Set document root for virtual host "USERNAME.localhost" to current directory:
#  
#       $ wwwhome
#  
#   Set document root for virtual host "USERNAME.localhost" to directory "~/Development/myproject":
#  
#       $ wwwhome ~/Development/myproject
#  
#   Set document root for virtual host "ruby.localhost" to current directory:
#                              
#       $ wwwhome --host ruby.localhost
#

RED="\033[0;31m"
LRED="\033[1;31m"
GREEN="\033[0;32m"
LGREEN="\033[1;32m"
BROWN="\033[0;33m"
YELLOW="\033[1;33m"
BLUE="\033[0;34m"
LBLUE="\033[1;34m"
PURPLE="\033[0;35m"
LPURPLE="\033[1;35m"
CYAN="\033[0;36m"
LCYAN="\033[1;36m"
NOCOLOR="\033[0m"

VHOSTS_DIRECTORY=/opt/local/www

# Display help if flag is given
if [ "$1" == "--help" ]; then
  cat <<EOF
Usage: wwwhome [--host HOSTNAME] [PATH]

Examples:
  
  Set document root for virtual host "USERNAME.localhost" to current directory:
  
      $ wwwhome
  
  Set document root for virtual host "USERNAME.localhost" to directory "~/Development/myproject":
  
      $ wwwhome ~/Development/myproject
  
  Set document root for virtual host "ruby.localhost" to current directory:
                              
      $ wwwhome --host ruby.localhost

EOF
  exit 0
fi 

# Set hostname and link target if passed
if [ "$1" == "--host" ]; then
  VHOSTNAME="$2"
  
  if [ ! -z "$3" ]; then
    LINK_TARGET="$3"
  fi  
elif [ ! -z "$1" ]; then
  LINK_TARGET="$1"
fi

# Set default hostname if it has not been passed
if [ -z "$VHOSTNAME" ]; then
  VHOSTNAME="$(whoami).localhost"
fi

# Set link target to current working directory if it has not been passed
if [ -z "$LINK_TARGET" ]; then
  LINK_TARGET=`pwd`
fi

VHOST_DOCUMENT_ROOT="$VHOSTS_DIRECTORY/$VHOSTNAME"

if [ "$LINK_TARGET" == "$(readlink $VHOST_DOCUMENT_ROOT)" ]; then
  echo "$VHOST_DOCUMENT_ROOT $RED->$NOCOLOR $LINK_TARGET (already up-to-date)"
  exit 0
fi

SUDO=""

if [ ! -w "$(dirname $VHOST_DOCUMENT_ROOT)" ]; then
  SUDO='sudo'
fi

if [ -L "$VHOST_DOCUMENT_ROOT" ]; then
  $SUDO /bin/rm -f "$VHOST_DOCUMENT_ROOT"
fi

$SUDO /bin/ln -s "$LINK_TARGET" "$VHOST_DOCUMENT_ROOT" && echo "$VHOST_DOCUMENT_ROOT $RED->$NOCOLOR $LINK_TARGET"