feat: custom layout (#96)

* feat: custom layout

* test: add test case

* docs

* test: adapt to latest testsuite

Author: uiolee

README.md

@@ -24,6 +24,7 @@ index_generator:
   per_page: 10
   order_by: -date
   pagination_dir: page
+  layout: ["index", "archive"]
 ```
 
 - **path**: Root path for your blog's index page.
@@ -36,6 +37,8 @@ index_generator:
 - **pagination_dir**: URL format.
   - default: `page`
   - e.g. set `awesome-page` makes the URL ends with `awesome-page/<page number>` for second page and beyond.
+- **layout**: custom layout.
+  - defalut: `["index", "archive"]`
 
 ## Usage
 

index.js

@@ -4,7 +4,8 @@
 
 hexo.config.index_generator = Object.assign({
   per_page: typeof hexo.config.per_page === 'undefined' ? 10 : hexo.config.per_page,
-  order_by: '-date'
+  order_by: '-date',
+  layout: ['index', 'archive']
 }, hexo.config.index_generator);
 
 hexo.extend.generator.register('index', require('./lib/generator'));

lib/generator.js

@@ -13,7 +13,7 @@ module.exports = function(locals) {
 
   return pagination(path, posts, {
     perPage: config.index_generator.per_page,
-    layout: ['index', 'archive'],
+    layout: config.index_generator.layout || ['index', 'archive'],
     format: paginationDir + '/%d/',
     data: {
       __index: true

test/index.js

@@ -148,4 +148,17 @@ describe('Index generator', () => {
     result[2].path.should.eql('yoyo/3/');
 
   });
+
+  it('custom layout', () => {
+    const custom_layout = ['custom', 'archive', 'index'];
+    hexo.config.index_generator.layout = [...custom_layout];
+
+    const result = generator(locals);
+
+    result.forEach(res => {
+      res.layout.should.eql(custom_layout);
+    });
+
+  });
+
 });