# find proper webroot where the site will be initialized.
if [ -z "$app_dirname" ]; then
# no dir was passed, so guess it.
# find proper webroot where the site will be initialized.
if [ -z "$app_dirname" ]; then
# no dir was passed, so guess it.
# use our default values for the repository and theme if they're not provided.
if [ -z "$repo_name" ]; then
# use our default values for the repository and theme if they're not provided.
if [ -z "$repo_name" ]; then