Verbose option for freedns

src/freedombone-freedns

 # License
 # =======
 #
-# Copyright (C) 2016 Bob Mottram <bob@freedombone.net>
+# Copyright (C) 2016-2017 Bob Mottram <bob@freedombone.net>
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU Affero General Public License as published by
 export TEXTDOMAIN=${PROJECT_NAME}-freedns
 export TEXTDOMAINDIR="/usr/share/locale"
 
+VERBOSE=
 CONFIGURATION_FILE=$HOME/${PROJECT_NAME}.cfg
 FREEDNS_WGET='wget -q --read-timeout=0.0 --waitretry=5 --tries=4 https://freedns.afraid.org/dynamic/update.php?'
 
+if [[ "$1" == "--verbose" || "$1" == "-v" ]]; then
+    VERBOSE=1
+fi
+
 if [ ! -f $CONFIGURATION_FILE ]; then
     exit 0
 fi
 }
 
 detected_codes=()
-codelines=($(grep "_CODE=" $CONFIGURATION_FILE | uniq))
+codelines=$(grep "_CODE=" $CONFIGURATION_FILE | uniq)
 for line in "${codelines[@]}"
 do
     code=$(echo "$line" | awk -F '=' '{print $2}')
+    if [ $VERBOSE ]; then
+        echo $"freedns code $code"
+    fi
     item_in_array "$code" "${detected_codes[@]}"
     if [[ $? != 0 ]]; then
         detected_codes+=("$code")