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background.js
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background.js
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/**
* the medium cookies contains this properties
*/
const searchOpt = {
name: "uid",
storeId: "0",
path: "/"
};
/**
* the userId contains this value at the beginning
*/
const cookieValue = "lo_";
var status = false;
chrome.runtime.onInstalled.addListener(function() {
// setup
chrome.storage.local.set({ clear_cookies: true }, function() {});
status = true;
chrome.declarativeContent.onPageChanged.removeRules(undefined, function() {
chrome.declarativeContent.onPageChanged.addRules([
{
conditions: [new chrome.declarativeContent.PageStateMatcher({})],
actions: [new chrome.declarativeContent.ShowPageAction()]
}
]);
});
});
chrome.runtime.onMessage.addListener(function(request, sender, sendResponse) {
if (request.message === "query_status") {
chrome.runtime.sendMessage({
message: "status",
payload: status
});
}
if (request.message === "set_status") {
chrome.storage.local.set({ clear_cookies: request.payload }, function() {});
status = request.payload;
}
});
chrome.tabs.onUpdated.addListener(function(tabId, changeInfo, tab) {
chrome.storage.local.get("clear_cookies", function(value) {
if (value.clear_cookies) {
status = true;
chrome.cookies.getAll(searchOpt, function(cookies) {
const filtered = cookies.filter(cookie =>
cookie.value.includes(cookieValue)
);
filtered.forEach(cookie => {
const cUrl = getUrlFromCookie(cookie);
chrome.cookies.remove(
{ url: cUrl, name: cookie.name, storeId: cookie.storeId },
function(details) {}
);
});
});
} else {
status = false;
}
});
});
/**
* transforms a domain to an url
* @param {*} cookie
*/
function getUrlFromCookie(cookie) {
var url = "";
url += cookie.secure ? "https://" : "http://";
url += cookie.domain.charAt(0) == "." ? "www" : "";
url += cookie.domain;
url += cookie.path;
return url;
}