Show onion email address on user control panel

Makefile

 	chmod -R +r /usr/share/${APP}
 #	bash -c "./translate install"
 	/usr/local/bin/${APP}-prepare-scripts
+	# copy email onion domain to somewhere where it's accessible to users
 uninstall:
 	rm -f ${PREFIX}/share/${APP}_*.png
 	rm -f ${PREFIX}/share/man/man1/backup.1.gz

src/freedombone-base-email

 }
 
 function create_email_onion_address {
+    email_hostname='/var/lib/tor/hidden_service_email/hostname'
     if ! grep -q "hidden_service_email" /etc/tor/torrc; then
         { echo 'HiddenServiceDir /var/lib/tor/hidden_service_email/';
           echo 'HiddenServiceVersion 3';
         function_check wait_for_onion_service
         wait_for_onion_service email
 
-        if [ ! -f /var/lib/tor/hidden_service_email/hostname ]; then
+        if [ ! -f $email_hostname ]; then
             echo $"email onion site hostname not found"
             systemctl restart tor
             exit 782352
         fi
 
-        onion_address=$(cat /var/lib/tor/hidden_service_email/hostname)
+        onion_address=$(cat $email_hostname)
         set_completion_param "email onion domain" "${onion_address}"
         add_email_hostname "$onion_address"
     else
-        onion_address=$(cat /var/lib/tor/hidden_service_email/hostname)
+        onion_address=$(cat $email_hostname)
     fi
+    cp $email_hostname /etc/skel/.email_onion_domain
+    cp $email_hostname "/home/$MY_USERNAME/.email_onion_domain"
+    chown "$MY_USERNAME":"$MY_USERNAME" "/home/$MY_USERNAME/.email_onion_domain"
 }
 
 function configure_email_onion {

src/freedombone-controlpanel-user

 function show_your_email_address {
     GPG_FINGERPRINT=$(gpg --fingerprint "$GPG_ID" | sed -n '2p' | sed 's/^[ \t]*//')
     GPG_DATE=$(gpg --fingerprint "$GPG_ID" | grep -i "pub" | head -n 1 | awk -F ' ' '{print $3}')
+    onion_domain=
+    if [ -f "$HOME/.email_onion_domain" ]; then
+        onion_domain=$(cat "$HOME/.email_onion_domain")
+    fi
+    if [[ "$HOSTNAME" != *'.onion' && "$onion_domain" ]]; then
+        msgstr=$"Email Address: $MY_EMAIL_ADDRESS\\n\\nOnion Email: ${USER}@${onion_domain}\\n\\nKey ID: $GPG_ID\\n\\nFingerprint: $GPG_FINGERPRINT\\n\\nCreated: $GPG_DATE"
+    else
+        msgstr=$"Email Address: $MY_EMAIL_ADDRESS\\n\\nKey ID: $GPG_ID\\n\\nFingerprint: $GPG_FINGERPRINT\\n\\nCreated: $GPG_DATE"
+    fi
     if [ ! -f ~/.mutt/bdsmail ]; then
-        dialog --title $"Show your Email Address" \
-               --backtitle $"Freedombone User Control Panel" \
-               --msgbox $"Email Address: $MY_EMAIL_ADDRESS\\n\\nKey ID: $GPG_ID\\n\\nFingerprint: $GPG_FINGERPRINT\\n\\nCreated: $GPG_DATE" 12 100
+        if [[ "$HOSTNAME" != *'.onion' ]]; then
+            dialog --title $"Show your Email Address" \
+                   --backtitle $"Freedombone User Control Panel" \
+                   --msgbox "$msgstr" 14 100
+        else
+            dialog --title $"Show your Email Address" \
+                   --backtitle $"Freedombone User Control Panel" \
+                   --msgbox "$msgstr" 12 100
+        fi
     else
         bdsmail_address=$(grep 'set from=' ~/.mutt/bdsmail | awk -F '=' '{print $2}')
         dialog --title $"Show your Email Address" \

src/freedombone-upgrade

         email_install_tls
         email_disable_chunking
         rm /etc/exim4/exim4.conf.template.bak*
+        email_update_onion_domain
         #defrag_filesystem
 
         # reinstall tor from backports

src/freedombone-utils-web

     systemctl restart exim4
 }
 
+function email_update_onion_domain {
+    email_hostname='/var/lib/tor/hidden_service_email/hostname'
+
+    cp $email_hostname /etc/skel/.email_onion_domain
+
+    for d in /home/*/ ; do
+        USERNAME=$(echo "$d" | awk -F '/' '{print $3}')
+        if [[ $(is_valid_user "$USERNAME") == "1" ]]; then
+            cp $email_hostname "/home/$USERNAME/.email_onion_domain"
+            chown "$USERNAME":"$USERNAME" "/home/$USERNAME/.email_onion_domain"
+        fi
+    done
+}
+
 function email_install_tls {
     tls_config_file=/etc/exim4/conf.d/main/03_exim4-config_tlsoptions
     tls_auth_config_file=/etc/exim4/conf.d/auth/30_exim4-config_examples