feat: insert rel-sitemap tag

- http://microformats.org/wiki/rel-sitemap
hexojs · Sep 24, 2019 · 306a8db · 306a8db
1 parent c5f7c55
commit 306a8db
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Showing 3 changed files with 22 additions and 1 deletion.
diff --git a/index.js b/index.js
@@ -4,11 +4,16 @@
 const { extname } = require('path');
 
 const config = hexo.config.sitemap = Object.assign({
- path: 'sitemap.xml'
+ path: 'sitemap.xml',
+ rel: true
 }, hexo.config.sitemap);
 
 if (!extname(config.path)) {
  config.path += '.xml';
 }
 
 hexo.extend.generator.register('sitemap', require('./lib/generator'));
+
+if (config.sitemap.rel === true) {
+ hexo.extend.filter.register('after_render:html', require('./lib/rel'));
+}
diff --git a/lib/rel.js b/lib/rel.js
@@ -0,0 +1,15 @@
+'use strict';
+
+const { url_for } = require('hexo-util');
+
+function relSitemapInject(data) {
+ const { path, rel } = this.config.sitemap;
+
+ if (!rel || data.match(/rel=['|"]?sitemap['|"]?/i)) return;
+
+ const relSitemap = `<link rel="sitemap" type="application/xml" title="Sitemap" href="${url_for.call(this, path)}" >`;
+
+ return data.replace(/<head>(?!<\/head>).+?<\/head>/, (str) => str.replace('</head>', `${relSitemap}</head>`));
+}
+
+module.exports = relSitemapInject;
diff --git a/package.json b/package.json
@@ -29,6 +29,7 @@
  ],
  "license": "MIT",
  "dependencies": {
+ "hexo-util": "^1.3.0",
  "micromatch": "^4.0.2",
  "nunjucks": "^3.1.6"
  },