[refactor] proxy2

functions/proxy2.js

@@ -0,0 +1,58 @@
+export function onRequest(context) {
+    const request = context.request
+    return fetchProxy(request);
+}
+
+const blocked_region = []
+
+async function fetchProxy(request) {
+
+    const region = (request.headers.get('cf-ipcountry') ?? '').toUpperCase();
+
+    let response = null;
+    let rurl = new URL(request.url);
+
+	const urlParam = rurl.searchParams.get('url')
+
+	if(!urlParam){
+		return new Response('Access denied', {
+            status: 403
+        });
+	}
+
+    if (blocked_region.includes(region)) {
+        response = new Response('Access denied', {
+            status: 403
+        });
+    } else {
+        let method = request.method;
+        const header = JSON.parse(decodeURIComponent(request.headers.get('risu-header') ?? 'null')) ?? request.headers
+        let requestHeaders = new Headers(header);
+
+        let originalResponse = await fetch(urlParam, {
+            method: method,
+            headers: requestHeaders,
+            body: request.body
+        })
+
+        const responseHeaders = originalResponse.headers;
+        const status = originalResponse.status;
+        let newResponseHeaders = new Headers(responseHeaders);
+
+        newResponseHeaders.set('access-control-allow-origin', 'https://risuai.xyz/');
+        newResponseHeaders.set('access-control-allow-credentials', "true");
+        newResponseHeaders.delete('content-security-policy');
+        newResponseHeaders.delete('content-security-policy-report-only');
+        newResponseHeaders.delete('clear-site-data');
+        newResponseHeaders.delete('Cache-Control');
+
+
+        const originalBody = originalResponse.body
+		
+        response = new Response(originalBody, {
+            status,
+            headers: newResponseHeaders
+        })
+    }
+    return response;
+}