mirror of https://github.com/gorhill/uBlock.git
123 lines
3.9 KiB
JavaScript
123 lines
3.9 KiB
JavaScript
/*******************************************************************************
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uBlock Origin - a browser extension to block requests.
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Copyright (C) 2017-2018 Raymond Hill
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see {http://www.gnu.org/licenses/}.
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Home: https://github.com/gorhill/uBlock
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*/
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// For background page
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'use strict';
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/******************************************************************************/
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(function() {
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// https://github.com/gorhill/uBlock/issues/2950
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// Firefox 56 does not normalize URLs to ASCII, uBO must do this itself.
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// https://bugzilla.mozilla.org/show_bug.cgi?id=945240
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let evalMustPunycode = function() {
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return vAPI.webextFlavor.soup.has('firefox') &&
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vAPI.webextFlavor.major < 57;
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};
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let mustPunycode = evalMustPunycode();
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// The real actual webextFlavor value may not be set in stone, so listen
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// for possible future changes.
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window.addEventListener('webextFlavor', function() {
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mustPunycode = evalMustPunycode();
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}, { once: true });
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let denormalizeTypes = function(aa) {
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if ( aa.length === 0 ) {
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return Array.from(vAPI.net.validTypes);
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}
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let out = new Set(),
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i = aa.length;
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while ( i-- ) {
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let type = aa[i];
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if ( vAPI.net.validTypes.has(type) ) {
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out.add(type);
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}
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if ( type === 'image' && vAPI.net.validTypes.has('imageset') ) {
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out.add('imageset');
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}
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}
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return Array.from(out);
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};
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let punycode = self.punycode;
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let reAsciiHostname = /^https?:\/\/[0-9a-z_.:@-]+[/?#]/;
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let parsedURL = new URL('about:blank');
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vAPI.net.normalizeDetails = function(details) {
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if (
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details.tabId === vAPI.noTabId &&
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typeof details.documentUrl === 'string'
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) {
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details.tabId = vAPI.anyTabId;
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}
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if ( mustPunycode && !reAsciiHostname.test(details.url) ) {
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parsedURL.href = details.url;
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details.url = details.url.replace(
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parsedURL.hostname,
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punycode.toASCII(parsedURL.hostname)
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);
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}
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let type = details.type;
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// https://github.com/gorhill/uBlock/issues/1493
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// Chromium 49+/WebExtensions support a new request type: `ping`,
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// which is fired as a result of using `navigator.sendBeacon`.
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if ( type === 'ping' ) {
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details.type = 'beacon';
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return;
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}
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if ( type === 'imageset' ) {
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details.type = 'image';
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return;
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}
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};
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vAPI.net.denormalizeFilters = function(filters) {
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let urls = filters.urls || [ '<all_urls>' ];
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let types = filters.types;
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if ( Array.isArray(types) ) {
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types = denormalizeTypes(types);
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}
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if (
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(vAPI.net.validTypes.has('websocket')) &&
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(types === undefined || types.indexOf('websocket') !== -1) &&
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(urls.indexOf('<all_urls>') === -1)
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) {
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if ( urls.indexOf('ws://*/*') === -1 ) {
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urls.push('ws://*/*');
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}
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if ( urls.indexOf('wss://*/*') === -1 ) {
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urls.push('wss://*/*');
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}
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}
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return { types, urls };
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};
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})();
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/******************************************************************************/
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