mirror of
https://github.com/movie-web/simple-proxy.git
synced 2025-09-13 16:53:26 +00:00
Fixed linting/prettier errors
This commit is contained in:
Jonathan Barrow
256
src/main.js
256
src/main.js
@@ -1,154 +1,172 @@
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const corsHeaders = {
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const corsHeaders = {
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'Access-Control-Allow-Origin': '*',
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'Access-Control-Allow-Origin': '*',
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'Access-Control-Allow-Methods': 'GET,HEAD,POST,OPTIONS',
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'Access-Control-Allow-Methods': 'GET,HEAD,POST,OPTIONS',
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'Access-Control-Max-Age': '86400',
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'Access-Control-Max-Age': '86400',
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};
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};
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async function handleRequest(oRequest, destination, iteration = 0) {
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async function handleRequest(oRequest, destination, iteration = 0) {
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console.log(`PROXYING ${destination}${iteration ? ' ON ITERATION ' + iteration : ''}`);
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console.log(
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`PROXYING ${destination}${iteration ? ' ON ITERATION ' + iteration : ''}`,
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);
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// Create a new mutable request object for the destination
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// Create a new mutable request object for the destination
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const request = new Request(destination, oRequest);
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const request = new Request(destination, oRequest);
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request.headers.set('Origin', new URL(destination).origin);
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request.headers.set('Origin', new URL(destination).origin);
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// TODO - Make cookie handling better. PHPSESSID overwrites all other cookie related headers
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// TODO - Make cookie handling better. PHPSESSID overwrites all other cookie related headers
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// Add custom X headers from client
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// Add custom X headers from client
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// These headers are usually forbidden to be set by fetch
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// These headers are usually forbidden to be set by fetch
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if (oRequest.headers.has('X-Cookie')) {
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if (oRequest.headers.has('X-Cookie')) {
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request.headers.set('Cookie', oRequest.headers.get('X-Cookie'));
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request.headers.set('Cookie', oRequest.headers.get('X-Cookie'));
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request.headers.delete('X-Cookie');
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request.headers.delete('X-Cookie');
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}
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}
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if (request.headers.has('X-Referer')) {
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if (request.headers.has('X-Referer')) {
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request.headers.set('Referer', request.headers.get('X-Referer'));
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request.headers.set('Referer', request.headers.get('X-Referer'));
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request.headers.delete('X-Referer');
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request.headers.delete('X-Referer');
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}
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}
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if (request.headers.has('X-Origin')) {
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if (request.headers.has('X-Origin')) {
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request.headers.set('Origin', request.headers.get('X-Origin'));
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request.headers.set('Origin', request.headers.get('X-Origin'));
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request.headers.delete('X-Origin');
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request.headers.delete('X-Origin');
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}
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}
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// Set PHPSESSID cookie
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// Set PHPSESSID cookie
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if (request.headers.get('PHPSESSID')) {
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if (request.headers.get('PHPSESSID')) {
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request.headers.set('Cookie', `PHPSESSID=${request.headers.get('PHPSESSID')}`);
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request.headers.set(
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}
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'Cookie',
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`PHPSESSID=${request.headers.get('PHPSESSID')}`,
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);
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}
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// Set User Agent, if not exists
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// Set User Agent, if not exists
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const useragent = request.headers.get('User-Agent');
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const useragent = request.headers.get('User-Agent');
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if (!useragent) {
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if (!useragent) {
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request.headers.set('User-Agent', 'Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:93.0) Gecko/20100101 Firefox/93.0');
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request.headers.set(
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}
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'User-Agent',
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'Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:93.0) Gecko/20100101 Firefox/93.0',
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);
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}
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// Fetch the new resource
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// Fetch the new resource
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const oResponse = await fetch(request);
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const oResponse = await fetch(request);
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// If the server returned a redirect, follow it
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// If the server returned a redirect, follow it
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if (
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if (
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(oResponse.status === 302 || oResponse.status === 301) &&
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(oResponse.status === 302 || oResponse.status === 301) &&
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oResponse.headers.get('location')
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oResponse.headers.get('location')
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) {
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) {
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// Server tried to redirect too many times
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// Server tried to redirect too many times
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if (iteration > 5) {
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if (iteration > 5) {
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return event.respondWith(
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return event.respondWith(
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new Response('418 Too many redirects', {
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new Response('418 Too many redirects', {
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status: 418
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status: 418,
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}),
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}),
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);
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);
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}
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}
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// Handle and return the request for the redirected destination
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// Handle and return the request for the redirected destination
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return await handleRequest(request, oResponse.headers.get('location'), iteration + 1);
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return await handleRequest(
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}
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request,
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oResponse.headers.get('location'),
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iteration + 1,
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);
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}
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// Create mutable response using the original response as init
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// Create mutable response using the original response as init
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const response = new Response(oResponse.body, oResponse);
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const response = new Response(oResponse.body, oResponse);
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// Set CORS headers
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// Set CORS headers
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response.headers.set('Access-Control-Allow-Origin', '*');
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response.headers.set('Access-Control-Allow-Origin', '*');
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response.headers.set('Access-Control-Expose-Headers', '*');
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response.headers.set('Access-Control-Expose-Headers', '*');
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const cookiesToSet = response.headers.get('Set-Cookie');
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const cookiesToSet = response.headers.get('Set-Cookie');
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// Transfer Set-Cookie to X-Set-Cookie
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// Transfer Set-Cookie to X-Set-Cookie
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// Normally the Set-Cookie header is not accessible to fetch clients
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// Normally the Set-Cookie header is not accessible to fetch clients
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if (cookiesToSet) {
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if (cookiesToSet) {
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response.headers.set('X-Set-Cookie', response.headers.get('Set-Cookie'));
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response.headers.set('X-Set-Cookie', response.headers.get('Set-Cookie'));
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}
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}
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// Set PHPSESSID cookie
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// Set PHPSESSID cookie
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if (cookiesToSet && cookiesToSet.includes('PHPSESSID') && cookiesToSet.includes(';')) {
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if (
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let phpsessid = cookies.slice(cookies.search('PHPSESSID') + 10);
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cookiesToSet &&
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phpsessid = phpsessid.slice(0, phpsessid.search(';'));
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cookiesToSet.includes('PHPSESSID') &&
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cookiesToSet.includes(';')
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) {
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let phpsessid = cookies.slice(cookies.search('PHPSESSID') + 10);
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phpsessid = phpsessid.slice(0, phpsessid.search(';'));
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response.headers.set('PHPSESSID', phpsessid);
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response.headers.set('PHPSESSID', phpsessid);
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}
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}
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// Append to/Add Vary header so browser will cache response correctly
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// Append to/Add Vary header so browser will cache response correctly
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response.headers.append('Vary', 'Origin');
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response.headers.append('Vary', 'Origin');
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return response;
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return response;
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}
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}
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function handleOptions(request) {
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function handleOptions(request) {
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// Make sure the necessary headers are present
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// Make sure the necessary headers are present
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// for this to be a valid pre-flight request
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// for this to be a valid pre-flight request
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const headers = request.headers;
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const headers = request.headers;
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let response = new Response(null, {
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let response = new Response(null, {
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headers: {
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headers: {
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Allow: 'GET, HEAD, POST, OPTIONS'
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Allow: 'GET, HEAD, POST, OPTIONS',
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}
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},
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});
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});
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if (
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if (
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headers.get('Origin') !== null &&
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headers.get('Origin') !== null &&
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headers.get('Access-Control-Request-Method') !== null &&
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headers.get('Access-Control-Request-Method') !== null &&
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headers.get('Access-Control-Request-Headers') !== null
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headers.get('Access-Control-Request-Headers') !== null
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) {
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) {
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response = new Response(null, {
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response = new Response(null, {
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headers: {
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headers: {
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...corsHeaders,
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...corsHeaders,
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// Allow all future content Request headers to go back to browser
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// Allow all future content Request headers to go back to browser
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// such as Authorization (Bearer) or X-Client-Name-Version
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// such as Authorization (Bearer) or X-Client-Name-Version
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'Access-Control-Allow-Headers': request.headers.get('Access-Control-Request-Headers')
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'Access-Control-Allow-Headers': request.headers.get(
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}
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'Access-Control-Request-Headers',
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});
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),
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}
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},
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});
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}
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return response;
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return response;
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}
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}
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addEventListener('fetch', (event) => {
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addEventListener('fetch', (event) => {
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const request = event.request;
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const request = event.request;
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const url = new URL(request.url);
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const url = new URL(request.url);
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const destination = url.searchParams.get('destination');
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const destination = url.searchParams.get('destination');
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console.log(`HTTP ${request.method} - ${request.url}`);
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console.log(`HTTP ${request.method} - ${request.url}`);
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let response = new Response('404 Not Found', {
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let response = new Response('404 Not Found', {
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status: 404
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status: 404,
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});
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});
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if (request.method === 'OPTIONS') {
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if (request.method === 'OPTIONS') {
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// Handle CORS preflight requests
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// Handle CORS preflight requests
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response = handleOptions(request);
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response = handleOptions(request);
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} else if (!destination) {
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} else if (!destination) {
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response = new Response('200 OK', {
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response = new Response('200 OK', {
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status: 200,
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status: 200,
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headers: {
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headers: {
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Allow: 'GET, HEAD, POST, OPTIONS',
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Allow: 'GET, HEAD, POST, OPTIONS',
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'Access-Control-Allow-Origin': '*',
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'Access-Control-Allow-Origin': '*',
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}
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},
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});
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});
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} else if (
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} else if (
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request.method === 'GET' ||
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request.method === 'GET' ||
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request.method === 'HEAD' ||
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request.method === 'HEAD' ||
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request.method === 'POST'
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request.method === 'POST'
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) {
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) {
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// Handle request
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// Handle request
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response = handleRequest(request, destination);
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response = handleRequest(request, destination);
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}
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}
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event.respondWith(response);
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event.respondWith(response);
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});
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});
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