Add alternates

This is part of #2.
ahaasler · Nov 21, 2015 · 9089dc8 · 9089dc8
1 parent 7aa6447
commit 9089dc8
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diff --git a/lib/generator.js b/lib/generator.js
@@ -28,6 +28,21 @@ module.exports = function(locals) {
     return multilingual.util._c(value, lang, config, locals);
   }
 
+  function getAlternateIndices(config, locals) {
+    var result = [];
+    _.each(config.language, function(lang) {
+      if (lang !== 'default') {
+        result.push({
+          title: _c('title', lang, config, locals),
+          lang: lang,
+          path: lang
+        });
+      }
+    });
+
+    return result;
+  }
+
   _.forEach(config.language, function(lang, n) {
     if (lang !== 'default') {
       // If first language (default) redirect from index
@@ -53,7 +68,8 @@ module.exports = function(locals) {
         format: paginationDir + '/%d/',
         data: {
           __index: true,
-          lang: lang
+          lang: lang,
+          alternates: getAlternateIndices(config, locals)
         }
       }));
     }

diff --git a/test/index.js b/test/index.js
@@ -121,6 +121,13 @@ describe('Index generator', function() {
     result[1].data.next_link.should.eql('en/page/2/');
     result[1].data.__index.should.be.true;
     result[1].data.lang.should.eql('en');
+    result[1].data.alternates.length.should.eql(2);
+    result[1].data.alternates[0].title.should.eql('Hexo');
+    result[1].data.alternates[0].lang.should.eql('en');
+    result[1].data.alternates[0].path.should.eql('en');
+    result[1].data.alternates[1].title.should.eql('Hexo');
+    result[1].data.alternates[1].lang.should.eql('es');
+    result[1].data.alternates[1].path.should.eql('es');
 
     result[2].path.should.eql('en/page/2/');
     result[2].data.current_url.should.eql('en/page/2/');
@@ -131,6 +138,12 @@ describe('Index generator', function() {
     result[2].data.next_link.should.eql('');
     result[2].data.__index.should.be.true;
     result[2].data.lang.should.eql('en');
+    result[2].data.alternates[0].title.should.eql('Hexo');
+    result[2].data.alternates[0].lang.should.eql('en');
+    result[2].data.alternates[0].path.should.eql('en');
+    result[2].data.alternates[1].title.should.eql('Hexo');
+    result[2].data.alternates[1].lang.should.eql('es');
+    result[2].data.alternates[1].path.should.eql('es');
 
     result[3].path.should.eql('es/');
     result[3].data.current_url.should.eql('es/');
@@ -141,6 +154,12 @@ describe('Index generator', function() {
     result[3].data.next_link.should.eql('es/pagina/2/');
     result[3].data.__index.should.be.true;
     result[3].data.lang.should.eql('es');
+    result[3].data.alternates[0].title.should.eql('Hexo');
+    result[3].data.alternates[0].lang.should.eql('en');
+    result[3].data.alternates[0].path.should.eql('en');
+    result[3].data.alternates[1].title.should.eql('Hexo');
+    result[3].data.alternates[1].lang.should.eql('es');
+    result[3].data.alternates[1].path.should.eql('es');
 
     result[4].path.should.eql('es/pagina/2/');
     result[4].data.current_url.should.eql('es/pagina/2/');
@@ -151,6 +170,12 @@ describe('Index generator', function() {
     result[4].data.next_link.should.eql('');
     result[4].data.__index.should.be.true;
     result[4].data.lang.should.eql('es');
+    result[4].data.alternates[0].title.should.eql('Hexo');
+    result[4].data.alternates[0].lang.should.eql('en');
+    result[4].data.alternates[0].path.should.eql('en');
+    result[4].data.alternates[1].title.should.eql('Hexo');
+    result[4].data.alternates[1].lang.should.eql('es');
+    result[4].data.alternates[1].path.should.eql('es');
 
     // Restore config
     hexo.config.index_generator.per_page = 10;
@@ -178,6 +203,12 @@ describe('Index generator', function() {
     result[1].data.next_link.should.eql('');
     result[1].data.__index.should.be.true;
     result[1].data.lang.should.eql('en');
+    result[1].data.alternates[0].title.should.eql('Hexo');
+    result[1].data.alternates[0].lang.should.eql('en');
+    result[1].data.alternates[0].path.should.eql('en');
+    result[1].data.alternates[1].title.should.eql('Hexo');
+    result[1].data.alternates[1].lang.should.eql('es');
+    result[1].data.alternates[1].path.should.eql('es');
 
     result[2].path.should.eql('es/');
     result[2].layout.should.eql(['index', 'archive']);
@@ -192,6 +223,12 @@ describe('Index generator', function() {
     result[2].data.next_link.should.eql('');
     result[2].data.__index.should.be.true;
     result[2].data.lang.should.eql('es');
+    result[2].data.alternates[0].title.should.eql('Hexo');
+    result[2].data.alternates[0].lang.should.eql('en');
+    result[2].data.alternates[0].path.should.eql('en');
+    result[2].data.alternates[1].title.should.eql('Hexo');
+    result[2].data.alternates[1].lang.should.eql('es');
+    result[2].data.alternates[1].path.should.eql('es');
 
     // Restore config
     hexo.config.index_generator.per_page = 10;