bump: 2.2.0

docs/_coverpage.md

@@ -1,6 +1,6 @@
 ![logo](_media/icon.svg)
 
-# docsify <small>2.1.0</small>
+# docsify <small>2.2.0</small>
 
 > A magical documentation site generator.
 

lib/docsify.js

@@ -2799,7 +2799,8 @@ var OPTIONS = merge({
   auto2top: false,
   name: '',
   themeColor: '',
-  nameLink: window.location.pathname
+  nameLink: window.location.pathname,
+  ga: ''
 }, window.$docsify);
 var script = document.currentScript || [].slice.call(document.getElementsByTagName('script')).pop();
 

lib/plugins/ga.js

@@ -0,0 +1,50 @@
+this.D = this.D || {};
+this.D.GA = (function () {
+'use strict';
+
+// From https://github.com/egoist/vue-ga/blob/master/src/index.js
+
+function appendScript () {
+  var script = document.createElement('script');
+  script.async = true;
+  script.src = 'https://www.google-analytics.com/analytics.js';
+  document.body.appendChild(script);
+}
+
+function init (id) {
+  if (!window.ga) {
+    appendScript();
+    window.ga = window.ga || function () {
+      (window.ga.q = window.ga.q || []).push(arguments);
+    };
+    window.ga.l = Number(new Date());
+    window.ga('create', id, 'auto');
+  }
+}
+
+function collect () {
+  init(window.$docsify.ga);
+  window.ga('set', 'page', location.href);
+  window.ga('send', 'pageview');
+}
+
+var install = function () {
+  if (!window.Docsify || !window.Docsify.installed) {
+    console.error('[Docsify] Please load docsify.js first.');
+    return
+  }
+
+  if (!window.$docsify.ga) {
+    console.error('[Docsify] ga is required.');
+    return
+  }
+
+  collect();
+  window.$docsify.plugins = [].concat(window.$docsify.plugins, collect);
+};
+
+var ga = install();
+
+return ga;
+
+}());

lib/plugins/ga.min.js

@@ -0,0 +1 @@
+this.D=this.D||{},this.D.GA=function(){"use strict";function o(){var o=document.createElement("script");o.async=!0,o.src="https://www.google-analytics.com/analytics.js",document.body.appendChild(o)}function i(i){window.ga||(o(),window.ga=window.ga||function(){(window.ga.q=window.ga.q||[]).push(arguments)},window.ga.l=Number(new Date),window.ga("create",i,"auto"))}function n(){i(window.$docsify.ga),window.ga("set","page",location.href),window.ga("send","pageview")}var w=function(){return window.Docsify&&window.Docsify.installed?window.$docsify.ga?(n(),void(window.$docsify.plugins=[].concat(window.$docsify.plugins,n))):void console.error("[Docsify] ga is required."):void console.error("[Docsify] Please load docsify.js first.")},s=w();return s}();