feat: add analytics module for tracking page views (#635)

* feat: add analytics module for tracking page views

* feat: add analytics module for tracking page views

Author: psxjoy

website/docusaurus.config.js

@@ -35,6 +35,7 @@ const config = {
     customFields: {
         repoUrl,
     },
+    clientModules: [require.resolve('./src/analytics.ts')],
     i18n: {
         defaultLocale: 'en',
         locales: ['en', 'zh-cn'],

website/src/analytics.ts

@@ -0,0 +1,63 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+import ExecutionEnvironment from '@docusaurus/ExecutionEnvironment';
+
+(function () {
+  if (ExecutionEnvironment.canUseDOM) {
+    let prefix = '';
+    if (location.pathname.startsWith('/zh-cn')) {
+      prefix = '/zh-cn';
+    }
+    let s = document.getElementsByTagName('script')[0];
+
+    let matomo = document.createElement('script');
+    matomo.text = `
+      /* -- Matomo */
+        var _paq = window._paq = window._paq || [];
+        /* tracker methods like "setCustomDimension" should be called before "trackPageView" */
+        /* _paq.push(["setDoNotTrack", true]); */
+        _paq.push(["disableCookies"]);
+        _paq.push(['trackPageView']);
+        _paq.push(['enableLinkTracking']);
+        (function() {
+          var u="https://analytics.apache.org/";
+          _paq.push(['setTrackerUrl', u+'matomo.php']);
+          _paq.push(['setSiteId', '83']);
+          var d=document, g=d.createElement('script'), s=d.getElementsByTagName('script')[0];
+          g.async=true; g.src=u+'matomo.js'; s.parentNode.insertBefore(g,s);
+        })();
+      /* End Matomo Code */
+    `;
+    s.parentNode.insertBefore(matomo, s);
+
+    const controller = new AbortController();
+    const signal = controller.signal;
+    // set timeout
+    setTimeout(() => {
+      controller.abort();
+    }, 5000);
+    fetch(prefix + '/config.json', {signal})
+        .then((res) => res.json())
+        .then((data) => {
+          if (data.analytics) {
+          }
+        }).catch((err => {
+      // do nothing
+    }));
+  }
+})();

website/static/config.json

@@ -0,0 +1,3 @@
+{
+  "analytics": true
+}