nginx geoip redirect for magento 1

nginx-vhost.conf

###########START of redirect updates based on geoip########
        set $condition '';
        set $redirect_uri '';
        set $my_cookie '';
        if ($cookie_store) {
            set $condition 'cookie';
        }

        set $country 'none';
        if ($http_CF_IPCOUNTRY) {
            set $country $http_CF_IPCOUNTRY;
            set $condition "${condition}country";
        }

        if ($country = 'SA') {
            set $condition "${condition}KSA";
        }

        if ($condition = 'cookiecountry') {
            #has store cookie and a country
            #just redirect to the cookie store if not already on it
            set $cookie_redirect_condition $cookie_store;
        }

        if ($condition = 'cookie') {
            #no country header sent so do nothing
            #just redirect to store if not requesting it
            set $cookie_redirect_condition $cookie_store;
        }

        if ($condition = 'country') {
            #new visitor
            set $my_cookie "store=uae_en;Domain=.$server_name;Max-Age=31536000";
            #redirect to store if not requesting it
            set $redirect_uri '/ae-en/?___store=uae_en';
        }

        if ($condition = 'countryKSA') {
            #new visitor from KSA
            set $my_cookie "store=ksa_ar;Domain=.$server_name;Max-Age=31536000";
            #redirect to store if not requesting it
            set $redirect_uri '/sa-ar/?___store=ksa_ar';
        }

        if ($cookie_store = 'uae_en') {
            set $redirect_uri '/ae-en/?___store=uae_en';
        }

        if ($cookie_store = 'uae_ar') {
            set $redirect_uri '/ae-ar/?___store=uae_ar';
        }

        if ($cookie_store = 'ksa_ar') {
            set $redirect_uri '/sa-ar/?___store=ksa_ar';
        }

        if ($cookie_store = 'ksa_en') {
            set $redirect_uri '/sa-en/?___store=ksa_en';
        }

        if ($cookie_store = 'nocom_ar') {
            set $redirect_uri '/ar/?___store=nocom_ar';
        }

        if ($cookie_store = 'nocom_en') {
            set $redirect_uri '/?___store=nocom_en';
        }

        #redirect conditions
        set $redirect_condition '';

        if ($request_uri = '/') {
            set $redirect_condition "${redirect_condition}isBase";
        }

        if ($redirect_uri !~ $request_uri ) {
            set $redirect_condition "${redirect_condition}NOTEQUAL";
        }

        if ($redirect_uri != '') {
            set $redirect_condition "${redirect_condition}HASREDIRECT";
        }

        add_header Set-Cookie $my_cookie;

        if ($redirect_condition = 'isBaseNOTEQUALHASREDIRECT') {
            return 302 http://$server_name$redirect_uri;
        }
        ###########END of redirect updates based on geoip########