Disabled rsync step when version not updated

#!/bin/sh

version_greater() {

    [ "$(printf '%s\n' "$@" | sort -t '.' -n -k1,1 -k2,2 -k3,3 -k4,4 | head -n 1)" != "$1" ]

}

echo "Custom eCloud entrypoint"

rsync_options="-rlDog --chown www-data:www-data --delete"

SRC_DIR="/usr/src/nextcloud"

DST_DIR="/var/www/html"

installed_version="0.0.0.0"

if [ -f /var/www/html/version.php ]; then

    installed_version="$(php -r 'require "/var/www/html/version.php"; echo implode(".", $OC_Version);')"

fi

image_version="$(php -r 'require "/usr/src/nextcloud/version.php"; echo implode(".", $OC_Version);')"

if version_greater "$image_version" "$installed_version"; then

    rsync $rsync_options --include "/news/" --exclude '/*' $SRC_DIR/custom_apps/ $DST_DIR/custom_apps/

    rsync $rsync_options --include "/notes/" --exclude '/*' $SRC_DIR/custom_apps/ $DST_DIR/custom_apps/

    rsync $rsync_options --include "/quota_warning/" --exclude '/*' $SRC_DIR/custom_apps/ $DST_DIR/custom_apps/

    rsync $rsync_options --include "/ecloud_drop_account" --exclude '/*' $SRC_DIR/custom_apps/ $DST_DIR/custom_apps/

    rsync $rsync_options --include "/eelo/" --exclude '/*' $SRC_DIR/themes/ $DST_DIR/themes/

else

    echo "Skipping rsync step as version not updated!"

fi

# force eelo theme not to be disabled even when there is an upgrade process launched

sed -i "s/\$systemConfig->setValue('theme', '');/\$systemConfig->setValue('theme', 'eelo');/g" $DST_DIR/lib/base.php