tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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respond-with-body-accessed-response-worker.js (2833B)

      1 importScripts('/common/get-host-info.sub.js');
      2 importScripts('test-helpers.sub.js');
      3 
      4 function getQueryParams(url) {
      5  var search = (new URL(url)).search;
      6  if (!search) {
      7    return {};
      8  }
      9  var ret = {};
     10  var params = search.substring(1).split('&');
     11  params.forEach(function(param) {
     12      var element = param.split('=');
     13      ret[decodeURIComponent(element[0])] = decodeURIComponent(element[1]);
     14    });
     15  return ret;
     16 }
     17 
     18 function createResponse(params) {
     19  if (params['type'] == 'basic') {
     20    return fetch('respond-with-body-accessed-response.jsonp');
     21  }
     22  if (params['type'] == 'opaque') {
     23    return fetch(get_host_info()['HTTPS_REMOTE_ORIGIN'] + base_path() +
     24          'respond-with-body-accessed-response.jsonp',
     25          {mode: 'no-cors'});
     26  }
     27  if (params['type'] == 'default') {
     28    return Promise.resolve(new Response('callback(\'OK\');'));
     29  }
     30 
     31  return Promise.reject(new Error('unexpected type :' + params['type']));
     32 }
     33 
     34 function cloneResponseIfNeeded(params, response) {
     35  if (params['clone'] == '1') {
     36    return response.clone();
     37  } else if (params['clone'] == '2') {
     38    response.clone();
     39    return response;
     40  }
     41  return response;
     42 }
     43 
     44 function passThroughCacheIfNeeded(params, request, response) {
     45  return new Promise(function(resolve) {
     46      if (params['passThroughCache'] == 'true') {
     47        var cache_name = request.url;
     48        var cache;
     49        self.caches.delete(cache_name)
     50          .then(function() {
     51              return self.caches.open(cache_name);
     52            })
     53          .then(function(c) {
     54              cache = c;
     55              return cache.put(request, response);
     56            })
     57          .then(function() {
     58              return cache.match(request.url);
     59            })
     60          .then(function(res) {
     61              // Touch .body here to test the behavior after touching it.
     62              res.body;
     63              resolve(res);
     64            });
     65      } else {
     66        resolve(response);
     67      }
     68    })
     69 }
     70 
     71 self.addEventListener('fetch', function(event) {
     72    if (event.request.url.indexOf('TestRequest') == -1) {
     73      return;
     74    }
     75    var params = getQueryParams(event.request.url);
     76    event.respondWith(
     77        createResponse(params)
     78          .then(function(response) {
     79              // Touch .body here to test the behavior after touching it.
     80              response.body;
     81              return cloneResponseIfNeeded(params, response);
     82            })
     83          .then(function(response) {
     84              // Touch .body here to test the behavior after touching it.
     85              response.body;
     86              return passThroughCacheIfNeeded(params, event.request, response);
     87            })
     88          .then(function(response) {
     89              // Touch .body here to test the behavior after touching it.
     90              response.body;
     91              return response;
     92            }));
     93  });