Check for valid user

src/freedombone-app-hubzilla

@@ -53,6 +53,22 @@ hubzilla_variables=(ONION_ONLY
                     HUBZILLA_ADDONS_REPO
                     HUBZILLA_ADDONS_COMMIT)
 
+function remove_user_hubzilla {
+    remove_username="$1"
+}
+
+function add_user_hubzilla {
+    if [[ $(app_is_installed hubzilla) == "0" ]]; then
+        echo '0'
+        return
+    fi
+
+    new_username="$1"
+    new_user_password="$2"
+
+    echo '0'
+}
+
 function hubzilla_renew_cert {
     dialog --title $"Renew SSL certificate" \
            --backtitle $"Freedombone Control Panel" \

src/freedombone-utils-selector

@@ -467,6 +467,7 @@ function add_users_after_install {
 
     for d in /home/*/ ; do
         USERNAME=$(echo "$d" | awk -F '/' '{print $3}')
+        if [[ $(is_valid_user "$USERNAME") == "1" ]]; then
             if [[ "$USERNAME" != "$ADMIN_USERNAME" ]]; then
                 if [[ $(user_added_to_app "${USERNAME}" "${app_name}") == "0" ]]; then
                     valstr=$"Login for user ${USERNAME}="
@@ -481,6 +482,7 @@ function add_users_after_install {
                     chown ${ADMIN_USERNAME}:${ADMIN_USERNAME} /home/${ADMIN_USERNAME}/README
                 fi
             fi
+        fi
     done
 }
 
@@ -491,6 +493,7 @@ function remove_users_for_app {
 
     for d in /home/*/ ; do
         USERNAME=$(echo "$d" | awk -F '/' '{print $3}')
+        if [[ $(is_valid_user "$USERNAME") == "1" ]]; then
             if [[ "$USERNAME" != "$MY_USERNAME" ]]; then
                 if [[ $(user_added_to_app "${USERNAME}" "${app_name}") == "1" ]]; then
                     if [[ $(function_exists remove_user_${app_name}) == "1" ]]; then
@@ -499,6 +502,7 @@ function remove_users_for_app {
                     sed -i "/${app_name}_${USERNAME}/d" $APP_USERS_FILE
                 fi
             fi
+        fi
     done
 }