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59 lines
1.2 KiB
JavaScript
59 lines
1.2 KiB
JavaScript
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/**
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* File Guard
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* Belongs to Decentraleyes.
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*
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* @see https://git.synz.io/Synzvato/decentraleyes/merge_requests/258
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*
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* @author Thomas Rientjes
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* @since 2018-05-17
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* @license MPL 2.0
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/.
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*/
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'use strict';
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/**
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* File Guard
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*/
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var fileGuard = {};
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/**
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* Private Methods
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*/
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fileGuard._startListening = function () {
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let randomHexString = helpers.generateRandomHexString(24);
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fileGuard.secret = `?_=${randomHexString}`;
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chrome.webRequest.onBeforeRequest.addListener(
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fileGuard._verifyRequest,
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{'urls': [fileGuard.path + Address.ANY_PATH]},
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[WebRequest.BLOCKING]
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);
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};
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fileGuard._verifyRequest = function (requestDetails) {
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let redirectUrl = chrome.runtime.getURL(Address.ROOT_PATH);
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if (!requestDetails.url.endsWith(fileGuard.secret)) {
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return {redirectUrl};
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}
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};
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/**
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* Initializations
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*/
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fileGuard.path = chrome.runtime.getURL(Address.RESOURCE_PATH);
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fileGuard.secret = '';
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if (fileGuard.path.startsWith(Address.CHROME_EXTENSION)) {
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fileGuard._startListening();
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}
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