port within app script generator

src/freedombone-template

 app_repo_commit='TODO'
 app_php=
 app_node=
+app_port=''
 your_name=''
 your_email=''
 SHOW_ON_ABOUT=1
     echo $'  -e --email [address]                 Your email address'
     echo $'  -r --repo [url]                      Git repo url for the app'
     echo $'  -c --commit [hash]                   Git commit'
+    echo $'     --port [number]                   Port number for the app'
     echo $'     --node [yes|no]                   Is this a nodejs app?'
     echo $'  -p --php [yes|no]                    Is this a PHP app?'
     echo $'  -d --database [mariadb|postgresql]   Type of database'
             shift
             app_node="$1"
             ;;
+        --port)
+            shift
+            app_port="$1"
+            ;;
         *)
             # unknown option
             ;;
 echo "    remove_app ${app_name}"
 echo "    remove_completion_param install_${app_name}"
 echo "    sed -i '/${app_name}/d' \$COMPLETION_FILE"
-echo ''
-echo "    if grep -q '${app_name}-firewall' /etc/crontab; then"
-echo "        sed -i '/${app_name}-firewall/d' /etc/crontab"
-echo '    fi'
+if [ ${#app_port} -gt 0 ]; then
+    echo ''
+    echo "    firewall_remove ${app_port} tcp"
+fi
 echo ''
 echo "    remove_ddns_domain \$${app_name_upper}_DOMAIN_NAME"
 echo '}'
 echo ''
 echo "    \${PROJECT_NAME}-pass -u \$MY_USERNAME -a ${app_name} -p \"\$${app_name_upper}_ADMIN_PASSWORD\""
 echo "    set_completion_param \"${app_name} domain\" \"\$${app_name_upper}_DOMAIN_NAME\""
+if [ ${#app_port} -gt 0 ]; then
+    echo ''
+    echo "    firewall_add ${app_name} ${app_port} tcp"
+fi
 echo ''
 echo '    APP_INSTALLED=1'
 echo '}'