Interactive config for static blog

src/freedombone-app-pelican

 IN_DEFAULT_INSTALL=0
 SHOW_ON_ABOUT=0
 
+PELICAN_BLOG_DOMAIN=
+PELICAN_BLOG_CODE=
+
 STATIC_BLOG_INSTALL_DIR=/etc/staticblog
 PELICAN_THEMES_REPO="https://github.com/getpelican/pelican-themes"
 PELICAN_PLUGINS_REPO="https://github.com/getpelican/pelican-plugins"
 DEFAULT_BLOG_TITLE=$"Freedombone Blog"
 
 pelican_variables=(MY_USERNAME
-                   STATIC_BLOG_DOMAIN)
+                   ONION_ONLY
+                   PELICAN_BLOG_DOMAIN
+                   PELICAN_BLOG_CODE)
 
 function configure_interactive_pelican {
     echo -n ''
 }
 
 function install_interactive_pelican {
-    echo -n ''
+    if [ ! $ONION_ONLY ]; then
+        ONION_ONLY='no'
+    fi
+
+    if [[ $ONION_ONLY != "no" ]]; then
+        PELICAN_BLOG_DOMAIN='pelican.local'
+    else
+        PELICAN_DETAILS_COMPLETE=
+        while [ ! $PELICAN_DETAILS_COMPLETE ]
+        do
+            data=$(tempfile 2>/dev/null)
+            trap "rm -f $data" 0 1 2 5 15
+            if [[ $DDNS_PROVIDER == "default@freedns.afraid.org" ]]; then
+                dialog --backtitle $"Freedombone Configuration" \
+                       --title $"Pelican Blog Configuration" \
+                       --form $"\nPlease enter your blog details.\n\nIMPORTANT: This should be a domain name which is supported by Let's Encrypt:" 14 65 2 \
+                       $"Domain:" 1 1 "$(grep 'PELICAN_BLOG_DOMAIN' temp.cfg | awk -F '=' '{print $2}')" 1 25 33 40 \
+                       $"Code:" 2 1 "$(grep 'PELICAN_BLOG_CODE' temp.cfg | awk -F '=' '{print $2}')" 2 25 33 255 \
+                       2> $data
+            else
+                dialog --backtitle $"Freedombone Configuration" \
+                       --title $"Pelican Blog Configuration" \
+                       --form $"\nPlease enter your GNU Social details. The background image URL can be left blank.\n\nIMPORTANT: This should be a domain name which is supported by Let's Encrypt:" 14 65 2 \
+                       $"Domain:" 1 1 "$(grep 'PELICAN_BLOG_DOMAIN' temp.cfg | awk -F '=' '{print $2}')" 1 25 33 40 \
+                       2> $data
+            fi
+            sel=$?
+            case $sel in
+                1) exit 1;;
+                255) exit 1;;
+            esac
+            PELICAN_BLOG_DOMAIN=$(cat $data | sed -n 1p)
+            if [ $PELICAN_BLOG_DOMAIN ]; then
+                if [[ $PELICAN_BLOG_DOMAIN == "$HUBZILLA_DOMAIN_NAME" ]]; then
+                    PELICAN_BLOG_DOMAIN=""
+                fi
+                TEST_DOMAIN_NAME=$PELICAN_BLOG_DOMAIN
+                validate_domain_name
+                if [[ $TEST_DOMAIN_NAME != $PELICAN_BLOG_DOMAIN ]]; then
+                    PELICAN_BLOG_DOMAIN=
+                    dialog --title $"Domain name validation" --msgbox "$TEST_DOMAIN_NAME" 15 50
+                else
+                    if [[ $DDNS_PROVIDER == "default@freedns.afraid.org" ]]; then
+                        PELICAN_BLOG_CODE=$(cat $data | sed -n 2p)
+                        validate_freedns_code "$PELICAN_BLOG_CODE"
+                        if [ ! $VALID_CODE ]; then
+                            PELICAN_BLOG_DOMAIN=
+                        fi
+                    fi
+                fi
+            fi
+            if [ $PELICAN_BLOG_DOMAIN ]; then
+                PELICAN_DETAILS_COMPLETE="yes"
+            fi
+        done
+
+        # save the results in the config file
+        write_config_param "PELICAN_BLOG_CODE" "$PELICAN_BLOG_CODE"
+    fi
+    write_config_param "PELICAN_BLOG_DOMAIN" "$PELICAN_BLOG_DOMAIN"
     APP_INSTALLED=1
 }
 
 }
 
 function remove_pelican {
-    if [ -d /var/www/$STATIC_BLOG_DOMAIN/htdocs ]; then
-        rm -rf /var/www/$STATIC_BLOG_DOMAIN/htdocs
+    if [ -d /var/www/$PELICAN_BLOG_DOMAIN/htdocs ]; then
+        rm -rf /var/www/$PELICAN_BLOG_DOMAIN/htdocs
     fi
     pip uninstall pelican
-    remove_certs $STATIC_BLOG_DOMAIN
+    remove_certs $PELICAN_BLOG_DOMAIN
 }
 
 function create_pelican_conf {
     pip install pelican
 
     STATIC_BLOG_INSTALL_DIR=/etc/blog
-    STATIC_BLOG_PATH=/var/www/$STATIC_BLOG_DOMAIN/htdocs
+    STATIC_BLOG_PATH=/var/www/$PELICAN_BLOG_DOMAIN/htdocs
 
     if [ ! -d $STATIC_BLOG_INSTALL_DIR ]; then
         mkdir -p $STATIC_BLOG_INSTALL_DIR