Checks added to Kate's bandwidth script

bin/apache_data_usage_by_user

@@ -5,12 +5,24 @@ logfiles=/var/log/apache2/
 rcpts="$1"
 host=$(hostname -f)
 
+# Make a private TMP directory for data processing
+if [[ ! -d "${data_tmp}" ]]; then
+  mkdir -p "${data_tmp}" 
+fi
+chmod 700 "${data_tmp}"
+
+# Check for email address as first argument
+if [[ ! "${1}" ]]; then
+  echo "Please supply an email address as the first argument"
+  exit 1
+fi
+
 # Identify users.
 ## Do this by looking at apache configuration and using that to build a list of users
 ## Why this way ... well it's apache we need to be thinking about ? so it seems as good an 
 ## any other way to do it
 
-users=$(grep AssignUserID /etc/apache2/sites-available/*conf | awk '{print $3}' | sort  | uniq )
+users=$(ls /etc/apache2/sites-enabled/*conf | sed 's;^/etc/apache2/sites-enabled/;;' | sed 's/\.conf$//' | sort | uniq )
 
 report="User RX_GiBYTES TX_GiBYTES TOTAL_GiBYTES\n-----------------------\n"
 for user in $users