export TM_YEAR=`date +%Y`
export TM_DATE=`date +%Y-%m-%d`
export TM_USERNAME=`niutil -readprop / /users/\$USER realname`

TM_CSS="$TM_NEW_FILE_BASENAME.css"

if [[ ! (-f $TM_NEW_FILE || -f $TM_CSS) ]]; then
   perl -pe 's/\$\{([^}]*)\}/$ENV{$1}/g' <html_in.html > "$TM_NEW_FILE"
   perl -pe 's/\$\{([^}]*)\}/$ENV{$1}/g' <css_in.css > "$TM_CSS"
fi