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var Settings = {
async import(data) {
// figure out whether it's just a whitelist, a legacy backup or a "Quantum" export
try {
let json = JSON.parse(data);
if (json.whitelist) {
return await this.importLegacy(json);
}
if (json.trusted) {
return await this.importPolicy(json);
}
if (json.policy) {
return await this.importSettings(json);
}
} catch (e) {
return await this.importLists(data);
}
},
async importLegacy(json) {
await include("/legacy/Legacy.js");
if (await Legacy.import(json)) {
try {
ns.policy = Legacy.migratePolicy();
await ns.savePolicy();
await Legacy.persist();
return true;
} catch (e) {
error(e, "Importing legacy settings");
Legacy.migrated = Legacy.undo;
}
}
return false;
},
async importLists(data) {
await include("/legacy/Legacy.js");
try {
let [trusted, untrusted] = Legacy.extractLists(data.split("[UNTRUSTED]"));
let policy = ns.policy;
for (let site of trusted) {
policy.set(site, policy.TRUSTED);
}
for (let site of untrusted) {
policy.set(site, policy.UNTRUSTED, true);
}
await ns.savePolicy();
} catch (e) {
error(e, "Importing white/black lists %s", data);
return false;
}
return true;
},
async importPolicy(json) {
try {
ns.policy = new Policy(json);
await ns.savePolicy();
return true;
} catch (e) {
error(e, "Importing policy %o", json);
}
},
async importSettings(json) {
try {
await this.update(json);
return true;
} catch (e) {
error(e, "Importing settings %o", json);
}
return false;
},
async update(settings) {
let {
policy,
xssUserChoices,
tabId,
unrestrictedTab,
reloadAffected,
isTorBrowser,
} = settings;
let oldDebug = ns.local.debug;
let reloadOptionsUI = false;
if (isTorBrowser) {
// Tor Browser-specific settings
ns.defaults.local.isTorBrowser = true; // prevents reset from forgetting
ns.defaults.sync.cascadeRestrictions = true; // we want this to be the default even on reset
if (!this.gotTorBrowserInit) {
// First initialization message from the Tor Browser
this.gotTorBrowserInit = true;
if (ns.sync.overrideTorBrowserPolicy) {
// If the user chose to override Tor Browser's policy we skip
// copying the Security Level preset on startup (only).
// Manually changing the security level works as usual.
ns.local.isTorBrowser = true;
await ns.save(ns.local);
return;
}
} else {
reloadOptionsUI = true;
}
let torBrowserSettings = {
local: {
isTorBrowser: true,
},
sync: {
cascadeRestrictions: true,
xssScanRequestBody: false,
xssBlockUnscannedPOST: true,
}
}
for (let [storage, prefs] of Object.entries(torBrowserSettings)) {
settings[storage] = Object.assign(settings[storage] || {}, prefs);
}
}
if (settings.sync === null) {
// overriden defaults when user manually resets options
// we want the reset options to stick (otherwise it gets very confusing)
ns.defaults.sync.overrideTorBrowserPolicy = true;
reloadOptionsUI = true;
}
await Promise.all(["local", "sync"].map(
async storage => (settings[storage] || // changed or...
settings[storage] === null // ... needs reset to default
) && await ns.save(settings[storage]
? Object.assign(ns[storage], settings[storage]) : ns[storage] = Object.assign({}, ns.defaults[storage]))
));
if (ns.local.debug !== oldDebug) {
await include("/lib/log.js");
if (oldDebug) debug = () => {};
}
if (policy) {
ns.policy = new Policy(policy);
await ns.savePolicy();
}
if (typeof unrestrictedTab === "boolean") {
ns.unrestrictedTabs[unrestrictedTab ? "add" : "delete"](tabId);
}
if (reloadAffected) {
browser.tabs.reload(tabId);
}
if (xssUserChoices) await XSS.saveUserChoices(xssUserChoices);
if (ns.sync.xss) {
XSS.start();
} else {
XSS.stop();
}
if (reloadOptionsUI) await this.reloadOptionsUI();
},
export() {
return JSON.stringify({
policy: ns.policy.dry(),
local: ns.local,
sync: ns.sync,
xssUserChoices: XSS.getUserChoices(),
}, null, 2);
},
async enforceTabRestrictions(tabId, unrestricted = ns.unrestrictedTabs.has(tabId)) {
await ChildPolicies.storeTabInfo(tabId, unrestricted && {unrestricted: true});
return unrestricted;
},
async reloadOptionsUI() {
try {
for (let t of await browser.tabs.query({url: browser.runtime.getManifest().options_ui.page })) {
browser.tabs.reload(t.id);
};
} catch (e) {
error(e);
}
}
}
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