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fixup! limit spoofer to self-initiated requests

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This commit is contained in:
tophf 2022-07-28 23:50:52 +03:00
parent 56cd6e90a7
commit df86084268
1 changed files with 12 additions and 7 deletions
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11
background/update-manager.js
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@ -23,6 +23,7 @@ const updateMan = (() => {
ERROR_JSON: 'error: JSON is invalid', ERROR_JSON: 'error: JSON is invalid',
ERROR_VERSION: 'error: version is older than installed style', ERROR_VERSION: 'error: version is older than installed style',
}; };
const USO_STYLES_API = `${URLS.uso}api/v1/styles/`;
const RH_ETAG = {responseHeaders: ['etag']}; // a hashsum of file contents const RH_ETAG = {responseHeaders: ['etag']}; // a hashsum of file contents
const RX_DATE2VER = new RegExp([ const RX_DATE2VER = new RegExp([
/^(\d{4})/, /^(\d{4})/,
@ -155,7 +156,7 @@ const updateMan = (() => {
if (!ucd) { if (!ucd) {
ucd = {}; ucd = {};
varsUrl = updateUrl; varsUrl = updateUrl;
updateUrl = style.updateUrl = `${URLS.uso}api/v1/styles/${md5Url.match(/\/(\d+)/)[1]}`; updateUrl = style.updateUrl = `${USO_STYLES_API}${md5Url.match(/\/(\d+)/)[1]}`;
} }
usoSpooferStart(); usoSpooferStart();
let json; let json;
@ -321,7 +322,7 @@ const updateMan = (() => {
if (++usoReferers === 1) { if (++usoReferers === 1) {
chrome.webRequest.onBeforeSendHeaders.addListener( chrome.webRequest.onBeforeSendHeaders.addListener(
usoSpoofer, usoSpoofer,
{types: ['xmlhttprequest'], urls: [URLS.uso + 'api/*']}, {types: ['xmlhttprequest'], urls: [USO_STYLES_API + '*']},
['blocking', 'requestHeaders', chrome.webRequest.OnBeforeSendHeadersOptions.EXTRA_HEADERS] ['blocking', 'requestHeaders', chrome.webRequest.OnBeforeSendHeadersOptions.EXTRA_HEADERS]
.filter(Boolean)); .filter(Boolean));
} }
@ -334,10 +335,14 @@ const updateMan = (() => {
} }
} }
function usoSpoofer({requestHeaders: hh}) { /** @param {chrome.webRequest.WebResponseHeadersDetails | browser.webRequest._OnBeforeSendHeadersDetails} info */
function usoSpoofer(info) {
if (info.tabId < 0 && URLS.ownOrigin.startsWith(info.initiator || info.originUrl || '')) {
const {requestHeaders: hh} = info;
const i = (hh.findIndex(h => /^referer$/i.test(h.name)) + 1 || hh.push({})) - 1; const i = (hh.findIndex(h => /^referer$/i.test(h.name)) + 1 || hh.push({})) - 1;
hh[i].name = 'referer'; hh[i].name = 'referer';
hh[i].value = URLS.uso; hh[i].value = URLS.uso;
return {requestHeaders: hh}; return {requestHeaders: hh};
} }
}
})(); })();