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Merge pull request #493 from PanAeon/feature/generate-alternate-urls

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Generate alternate url for different locales so search engine could find them all.
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Peter Cottle 2018-10-24 08:52:11 -07:00 • committed by GitHub
commit 51205e416b
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2 changed files with 27 additions and 0 deletions
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19
src/js/app/index.js
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@ -86,6 +86,23 @@ var vcsModeRefresh = function(eventData) {
$('body').toggleClass('hgMode', !isGit);
};
var insertAlternateLinks = function(pageId) {
// For now pageId is null, which would link to the main page.
// In future if pageId is provided this method should link to a specific page
// The value of the hreflang attribute identifies the language (in ISO 639-1 format)
// and optionally a region (in ISO 3166-1 Alpha 2 format) of an alternate URL
var altLinks = LocaleStore.getSupportedLocales().map(function(langCode) {
var url = "https://learngitbranching.js.org/?locale=" + langCode;
return '<link rel="alternate" hreflang="'+langCode+'" href="' + url +'" />';
});
var defaultUrl = "https://learngitbranching.js.org/?locale=" + LocaleStore.getDefaultLocale();
altLinks.push('<link rel="alternate" hreflang="x-default" href="' + defaultUrl +'" />');
$('head').prepend(altLinks);
};
var intlRefresh = function() {
if (!window.$) { return; }
var countryCode = LocaleStore.getLocale().split("_")[0];
@ -252,6 +269,8 @@ var initDemo = function(sandbox) {
tryLocaleDetect();
}
insertAlternateLinks();
if (params.command) {
var command = unescape(params.command);
sandbox.mainVis.customEvents.on('gitEngineReady', function() {

8
src/js/stores/LocaleStore.js
View file

@ -30,6 +30,10 @@ var headerLocaleMap = {
'pt-BR': 'pt_BR'
};
var supportedLocalesList = Object.values(langLocaleMap)
.concat(Object.values(headerLocaleMap))
.filter(function (value, index, self) { return self.indexOf(value) === index;});
function _getLocaleFromHeader(langString) {
var languages = langString.split(',');
var desiredLocale;
@ -73,6 +77,10 @@ AppConstants.StoreSubscribePrototype,
return _locale;
},
getSupportedLocales: function() {
return supportedLocalesList.slice();
},
dispatchToken: AppDispatcher.register(function(payload) {
var action = payload.action;
var shouldInform = false;