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<script>
// lexia gdpr initializer
(function(){

	// **************************************************
	// COUNTRY CODE IP LOOKUP
	//     reference: https://en.wikipedia.org/wiki/ISO_3166-1#Officially_assigned_code_elements (see column: Alpha-2 code)
	// **************************************************
	function loadCountryCode(){

		var api_url = 'https://www.rosettastone.com/gils';

		function load(url, callback) {
			var xhr = new XMLHttpRequest();
			xhr.onreadystatechange = function() {
				if (xhr.readyState === 4) {
					callback(xhr);
				}
			}
			xhr.open('GET', url, true);
			xhr.send();
		}

		function handler(data){
			// this looks for https://www.rosettastone.com/gils/CC (where CC is the country code such as US, DE, FR, or whatever)
			// if there's no country code available, the response will be /gils
			var country_code = (data.responseURL.match(/gils\/(\w+)/i)||['',''])[1];

			if(country_code){
				window.gdpr && window.gdpr.change_country_code(country_code);
			}
		}

		load(api_url, handler);

	}
	if( !getCookie('gdpr_country_code') ){
		loadCountryCode();
	}




	// *******************************************************
	// Initialize global gdpr variable
	// *******************************************************

	window.gdpr = window.gdpr || {
		country_code: getCookie('gdpr_country_code') || '',

		cookie_consent: getCookie('gdpr_cookie_consent') || null,
		email_consent: null,

		double_opt_in_countries: ['DE', 'CA'],

		change_country_code: function(new_country_code){
			window.gdpr.country_code = new_country_code;
			setCookie('gdpr_country_code', new_country_code);

			window.gdpr.trigger('changed_country_code');
			return new_country_code;
		},

		max_wait_for_country_code: 500,

		events: {},

		on: function(event, callback){
			this.events[event] = this.events[event] || [];
			this.events[event].push(callback);
		},

		trigger: function(event){
			if(this.events[event]){
				this.events[event].forEach(function(callback){
					callback();
				});
			}
		}
	};











	// *******************************************************
	// Cookie helper functions
	// *******************************************************

	// get cookie
	function getCookie(cookie_name){
		var regex = new RegExp('(^|;\\s)'+cookie_name+'=([^;]+)', 'i');
		return (document.cookie.match(regex) || [])[2];
	}

	// set cookie for 30 days
	function setCookie(name, value){
		var exp = new Date(Date.parse(new Date()) + (30*24*60*60*1000));
		var domain = window.location.hostname.replace(/www/i,''); // domain isolation is tricky, so this will cover the majority of use cases
		document.cookie = name+'='+value+'; path=/; expires='+exp+'; domain='+domain;
	}

	// delete cookie
	function deleteCookie(name) {
		var domain = window.location.hostname.replace(/www/i,'');
		document.cookie = name+'=; domain='+domain+'; path=/; expires=Thu, 01 Jan 1970 00:00:01 GMT;';
	}


})();
</script>