109 lines
2.7 KiB
JavaScript
109 lines
2.7 KiB
JavaScript
class Cyclone {
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constructor() {
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tmp = location.pathname.split('/service')[1]
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tmp = tmp.substring(1, tmp.length);
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let re = /(http(s|):)/g
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//if (tmp.match(re)) {
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tmp = tmp.replace("http://", '')
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tmp = tmp.replace("https://", '')
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tmp = tmp.replace("http:/", '')
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tmp = tmp.replace("https:/", '')
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tmp = location.protocol + "//" + tmp
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document._location = new URL(tmp);
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this.url = new URL(document._location.href);
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this.bareEndpoint = location.host + "/service";
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if (this.url.pathname == "/") {
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this.paths = ['/']
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} else {
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this.paths = this.url.pathname.split('/')
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}
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this.host = 'https://' + this.url.host
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this.targetAttrs = ['href', 'src', 'action', 'srcdoc', 'srcset'];
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console.log("Cyclone Injected with paths of:", this.paths, this.url.pathname)
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/*const LocationHandler = {
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get(target, prop, reciver) {
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return loc[prop]
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},
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set(target, prop, val) {
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return 'hi'
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}
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}
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document._location = new Proxy(LocationHandler, loc)*/
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}
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rewriteUrl(link) {
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var rewritten;
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if (link.startsWith('https://') || link.startsWith('http://') || link.startsWith('//')) {
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if (link.startsWith('//')) {
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rewritten = 'https:' + link;
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} else {
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rewritten = link;
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};
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} else {
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if (link.startsWith('.')) {
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let offset = 1;
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if (link.startsWith('..')) {
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offset = 2;
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}
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let file = link.substr(link.indexOf('.') + 1 + offset, link.length)
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rewritten = this.url.hostname + file
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} else {
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if (link.startsWith('/')) {
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rewritten = this.host + link
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} else {
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rewritten = this.host + '/' + link;
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}
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}
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}
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var exceptions = ['about:', 'mailto:', 'javascript:', 'data:']
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let needstowrite = true;
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for (let i = 0; i < exceptions.length; i++) {
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if (link.startsWith(exceptions[i])) {
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needstowrite = false
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}
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}
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if (needstowrite) {
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rewritten = location.protocol + '//' + this.bareEndpoint + '/' + rewritten
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return rewritten;
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} else {
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return link;
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}
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}
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rewriteSrcset(sample) {
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return sample.split(',').map(e => {
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return (e.split(' ').map(a => {
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if (a.startsWith('http') || (a.startsWith('/') && !a.startsWith(this.prefix))) {
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var url = this.rewriteUrl(a)
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}
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return a.replace(a, (url || a))
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}).join(' '))
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}).join(',')
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}
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}
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self.addEventListener('fetch', function(event) {
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var uri = new URL(event.request.url);
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if (!uri.pathname.startsWith('/service') && uri.pathname == "/facicon.ico") {
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var tmp = uri.href;
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event.respondWith(
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fetch("https://Cyclone2.jimmynuetron.repl.co/service/"+tmp)
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)
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}
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});
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