feat: update worker.js

worker.js

@@ -0,0 +1,88 @@
+const BaseUrl = "自定义cloudflare worker 域名"
+const NotionUrl = "www.notion.so";
+const BasePath = `https://${BaseUrl}`;
+const NotionPath = `https://${NotionUrl}`;
+
+addEventListener('fetch', function(event) {
+  event.respondWith(handleRequest(event.request))
+})
+
+class ElementHandler {
+  async element(element) {
+    const res = await fetch("https://cdn.jsdelivr.net/gh/Reamd7/notion-zh_CN@main/json/zh.json").then(res => {
+      return res.text();
+    })
+    element.prepend(`
+    <script id="messages" type="application/json" data-locale="zh-CN">
+      ${res}
+    </script>
+    `, {
+      html: true
+    })
+  }
+}
+class ScriptHandler {
+  element(element) {
+    element.append(`
+    <script>
+    window.CONFIG.domainBaseUrl = "${BasePath}"
+    </script>
+    `, {
+      html: true
+    })
+  }
+}
+
+async function handleRequest(request) {
+
+  const method = request.method;
+  const headers = new Headers(request.headers);
+  headers.set("origin", NotionPath)
+  headers.set("referer", NotionPath);
+  headers.set("host", NotionPath);
+
+  const destinationURL = request.url.replace(BaseUrl, NotionUrl);
+  if (method === "GET") {
+    const headers = request.headers;
+    return fetch(destinationURL, {
+      method: request.method,
+      headers: headers,
+    }).then(rep => {
+        const contentType = rep.headers.get("Content-Type")
+        if (contentType.startsWith("text/html")) {
+          return new HTMLRewriter().on("head", new ElementHandler()).on("body", new ScriptHandler()).transform(rep)
+        }
+        return rep;
+    })
+  } else {
+    let selfheader = {};
+    headers.forEach((v, k) => {
+      selfheader[k] = v;
+    })
+    selfheader = {
+      ...selfheader,
+      origin: NotionPath,
+      referer: NotionPath,
+      host: NotionPath,
+    }
+    const newR = new Request(destinationURL, {
+      ...request,
+      method: request.method,
+      headers: selfheader,
+      body: request.body,
+    });
+    return fetch(newR).then(rep => {
+        let selfheader = {};
+        rep.headers.forEach((v, k) => {
+          selfheader[k] = v.replaceAll(NotionUrl, BaseUrl);
+        })
+        return new Response(rep.body, {
+          status: rep.status,
+          statusText: rep.statusText,
+          headers: selfheader
+        })
+    })
+  }
+}
+
+