Autoptimize / Optimize Matters website language switcher

ao-language-switcher-alt-commented.js

// includes polyfill https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Array/includes
Array.prototype.includes||Object.defineProperty(Array.prototype,"includes",{value:function(r,e){if(null==this)throw new TypeError('"this" is null or not defined');var t=Object(this),n=t.length>>>0;if(0===n)return!1;var i,o,a=0|e,u=Math.max(a>=0?a:n-Math.abs(a),0);for(;u<n;){if((i=t[u])===(o=r)||"number"==typeof i&&"number"==typeof o&&isNaN(i)&&isNaN(o))return!0;u++}return!1}});

(function() {
    var httpRequest;
    var location = window.location.href;
    var suffix = '';
    httpRequest = new XMLHttpRequest();
    httpRequest.onreadystatechange = getCountry;
    httpRequest.open('GET', 'https://freegeoip.net/json/', true);
    httpRequest.send();
    
    function getCountry() {
        if (httpRequest.readyState === XMLHttpRequest.DONE) {
            if (httpRequest.status === 200) {
                langCountryMap = ['pt','es'];
                langCountryMap['pt'] = ['br','pt','ao','mz','cv'];
                langCountryMap['es'] = ['es','ar','cl','co','mx','bo','ve','pe','ec','gt','cu','do','hn','py','sv','ni','cr','pr','pa','uy','gq'];
                // ['en'] it's the default, we don't need to care for it
                // langCountryMap['en'] = ['us','gb','ca','au','nz'];

                countryCode = JSON.parse(httpRequest.responseText).country_code.toLowerCase();
                browserLang = navigator.languages && navigator.languages[0] || navigator.language || navigator.userLanguage;
                browserLang = browserLang.substring(0,2).toLowerCase();

                // check if we already are in the proper url for english
                // if we are, we bail early and avoid a a redirect with window.location.href
                if ( location === 'https://autoptimize.com/' && ( countryCode == 'us' || browserLang == 'us') ) {
                    return;
                }

                // check if we already are in the proper url for other languages than english
                // if we are, we bail early and avoid a a redirect with window.location.href
                if ( location.indexOf( '/' + countryCode + '/' ) != -1 || location.indexOf( '/' + browserLang  + '/' ) != -1) {
                    return;
                }

                langCountryMap.forEach(function(element) {
                    if (langCountryMap[element].includes(countryCode) || browserLang == element) {
                        suffix = element;
                        return;
                    }
                })
                
                window.location.href = 'https://autoptimize.com/' + suffix;
            } 
        }
    }
})();

ao-language-switcher-alt.js

// includes polyfill https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Array/includes
Array.prototype.includes||Object.defineProperty(Array.prototype,"includes",{value:function(r,e){if(null==this)throw new TypeError('"this" is null or not defined');var t=Object(this),n=t.length>>>0;if(0===n)return!1;var i,o,a=0|e,u=Math.max(a>=0?a:n-Math.abs(a),0);for(;u<n;){if((i=t[u])===(o=r)||"number"==typeof i&&"number"==typeof o&&isNaN(i)&&isNaN(o))return!0;u++}return!1}});

(function() {
    var httpRequest;
    var location = window.location.href;
    var suffix = '';
    httpRequest = new XMLHttpRequest();
    httpRequest.onreadystatechange = getCountry;
    httpRequest.open('GET', 'https://freegeoip.net/json/', true);
    httpRequest.send();
    
    function getCountry() {
        if (httpRequest.readyState === XMLHttpRequest.DONE) {
            if (httpRequest.status === 200) {
                langCountryMap = ['pt','es'];
                langCountryMap['pt'] = ['br','pt','ao','mz','cv'];
                langCountryMap['es'] = ['es','ar','cl','co','mx','bo','ve','pe','ec','gt','cu','do','hn','py','sv','ni','cr','pr','pa','uy','gq'];
                
                countryCode = JSON.parse(httpRequest.responseText).country_code.toLowerCase();
                browserLang = navigator.languages && navigator.languages[0] || navigator.language || navigator.userLanguage;
                browserLang = browserLang.substring(0,2).toLowerCase();

                if ( location === 'https://autoptimize.com/' && ( countryCode == 'us' || browserLang == 'us') ) {
                    return;
                }
                if ( location.indexOf( '/' + countryCode + '/' ) != -1 || location.href.indexOf( '/' + browserLang  + '/' ) != -1) {
                    return;
                }

                langCountryMap.forEach(function(element) {
                    if (langCountryMap[element].includes(countryCode) || browserLang == element) {
                        suffix = element;
                        return;
                    }
                })
                
                window.location.href = 'https://autoptimize.com/' + suffix;
            } 
        }
    }
})();

ao-language-switcher-original.js

// includes polyfill https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Array/includes
Array.prototype.includes||Object.defineProperty(Array.prototype,"includes",{value:function(r,e){if(null==this)throw new TypeError('"this" is null or not defined');var t=Object(this),n=t.length>>>0;if(0===n)return!1;var i,o,a=0|e,u=Math.max(a>=0?a:n-Math.abs(a),0);for(;u<n;){if((i=t[u])===(o=r)||"number"==typeof i&&"number"==typeof o&&isNaN(i)&&isNaN(o))return!0;u++}return!1}});

(function() {    
    var httpRequest;
    httpRequest = new XMLHttpRequest();
    httpRequest.onreadystatechange = getCountry;
    httpRequest.open('GET', 'https://freegeoip.net/json/', true);
    httpRequest.send();
    
    function getCountry() {
        if (httpRequest.readyState === XMLHttpRequest.DONE) {
          if (httpRequest.status === 200) {
            langCountryMap = ['pt','es','en'];
            langCountryMap['pt'] = ['br','pt','ao','mz','cv'];
            langCountryMap['es'] = ['es','ar','cl','co','mx','bo','ve','pe','ec','gt','cu','do','hn','py','sv','ni','cr','pr','pa','uy','gq'];
            langCountryMap['en'] = ['us','gb','ca','au','nz'];
            
            countryCode = JSON.parse(httpRequest.responseText).country_code.toLowerCase();
            browserLang = navigator.languages && navigator.languages[0] || navigator.language || navigator.userLanguage;
            browserLang = browserLang.substring(0,2).toLowerCase();

            langCountryMap.forEach(function(element) {
                if (langCountryMap[element].includes(countryCode) || browserLang == element) {
                    if (element == 'en') element='';
                    window.location.href = "https://autoptimize.com/"+element;
                }
            })
            
            // default aka fallback: EN
            if (window.location.href != "https://autoptimize.com/") {
                window.location.href = "https://autoptimize.com/";
            }
          } 
        }
    }
})();