Simpler tor bridge removal by nickname

src/freedombone-sec

 }
 
 function remove_tor_bridge {
+    bridge_removed=
     data=$(tempfile 2>/dev/null)
     trap "rm -f $data" 0 1 2 5 15
-    dialog --backtitle $"Freedombone Control Panel" \
-           --title $"Remove obfs4 Tor bridge" \
-           --form "\n" 7 60 1 \
-           $"IP address:" 1 1 "   .   .   .   " 1 15 16 16 \
-           2> $data
+    dialog --title $"Remove obfs4 Tor bridge" \
+           --backtitle $"Freedombone Control Panel" \
+           --inputbox $"Enter the IP address, key or Nickname of the bridge" 8 65 2>$data
     sel=$?
     case $sel in
-        1) return;;
-        255) return;;
+        0)
+            response=$(<$data)
+            if [ ${#response} -gt 2 ]; then
+                if [[ "${response}" != *" "* ]]; then
+                    if [[ "${response}" == *"."* ]]; then
+                        if grep "Bridge ${response}" /etc/tor/torrc; then
+                            tor_remove_bridge "${response}"
+                            bridge_removed=1
+                        fi
+                    else
+                        if grep " $response" /etc/tor/torrc; then
+                            tor_remove_bridge "${response}"
+                            bridge_removed=1
+                        fi
+                    fi
+                fi
+            fi
+            ;;
     esac
-    bridge_ip_address=$(cat $data | sed -n 1p)
-    if [[ "${bridge_ip_address}" == *" "* ]]; then
-        return
+    if [ $bridge_removed ]; then
+        dialog --title $"Remove obfs4 Tor bridge" \
+               --msgbox $"Bridge removed" 6 40
     fi
-    if [[ "${bridge_ip_address}" != *"."* ]]; then
-        return
-    fi
-    tor_remove_bridge "${bridge_ip_address}"
-    dialog --title $"Remove obfs4 Tor bridge" \
-           --msgbox $"Bridge removed" 6 40
 }
 
 function add_tor_bridge_relay {

src/freedombone-utils-onion

     bridge_ip_address="$1"
     bridge_type='obfs4'
 
-    bridge_str="Bridge $bridge_type ${bridge_ip_address}"
+    if [[ "$bridge_ip_address" == *"."* ]]; then
+        bridge_str="Bridge $bridge_type ${bridge_ip_address}"
+    else
+        if grep " ${bridge_ip_address}" /etc/tor/torrc; then
+            bridge_str=" ${bridge_ip_address}"
+        else
+            return
+        fi
+    fi
     if grep "${bridge_str}" /etc/tor/torrc; then
         sed -i "/${bridge_str}/d" /etc/tor/torrc
     fi