Ensure correct fieldset endings

src/freedombone-utils-webadmin

@@ -405,6 +405,9 @@ function get_app_categories {
 }
 
 function web_admin_create_add_apps_category {
+    # number of apps added
+    add_apps_ctr=0
+
     # This counter is used to enforce 4 icon rows
     available_apps_ctr=0
 
@@ -575,6 +578,7 @@ function web_admin_create_add_apps_category {
                                 #fi
 
                                 available_apps_ctr=$((available_apps_ctr+1))
+                                add_apps_ctr=$((add_apps_ctr+1))
 
                                 # four columns per row
                                 if [ $available_apps_ctr -eq 4 ]; then
@@ -599,8 +603,11 @@ function web_admin_create_add_apps_category {
               echo '        </div>';
               echo '      </div>'; } >> "$appslist_add_filename"
         done
-        { echo '    </div>';
-          echo '    </fieldset>'; } >> "$appslist_add_filename"
+        echo '    </div>' >> "$appslist_add_filename"
+    fi
+
+    if [ ${add_apps_ctr} -gt 0 ]; then
+        echo '    </fieldset>' >> "$appslist_add_filename"
     else
         # remove the header for this category
         sed -i "/$apps_header_str/d" "$appslist_add_filename"
@@ -661,6 +668,9 @@ function web_admin_create_add_apps {
 }
 
 function web_admin_create_installed_apps_category {
+    # number of apps in the category
+    apps_in_category_ctr=0
+
     # This counter is used to enforce 4 icon rows
     installed_apps_ctr=0
 
@@ -936,6 +946,7 @@ function web_admin_create_installed_apps_category {
 
                     installed_apps_ctr=$((installed_apps_ctr+1))
                     total_apps_ctr=$((total_apps_ctr+1))
+                    apps_in_category_ctr=$((apps_in_category_ctr+1))
 
                     # four columns per row
                     if [ $installed_apps_ctr -eq 4 ]; then
@@ -958,8 +969,11 @@ function web_admin_create_installed_apps_category {
               echo '        </div>';
               echo '      </div>'; } >> "$appslist_filename"
         done
-        { echo '    </div>';
-          echo '    </fieldset>'; } >> "$appslist_filename"
+        echo '    </div>' >> "$appslist_filename"
+    fi
+
+    if [ ${apps_in_category_ctr} -gt 0 ]; then
+        echo '    </fieldset>' >> "$appslist_filename"
     else
         # remove the header for this category
         sed -i "/$apps_header_str/d" "$appslist_filename"