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@ -1,7 +1,7 @@
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/*******************************************************************************
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uMatrix - a Chromium browser extension to black/white list requests.
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Copyright (C) 2014-2016 Raymond Hill
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Copyright (C) 2014-2017 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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@ -19,7 +19,7 @@
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Home: https://github.com/gorhill/uMatrix
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*/
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/* global µMatrix, publicSuffixList */
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/* global publicSuffixList, punycode */
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'use strict';
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@ -49,8 +49,10 @@ var reRFC3986 = /^([^:\/?#]+:)?(\/\/[^\/?#]*)?([^?#]*)(\?[^#]*)?(#.*)?/;
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// Derived
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var reSchemeFromURI = /^[^:\/?#]+:/;
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var reAuthorityFromURI = /^(?:[^:\/?#]+:)?(\/\/[^\/?#]+)/;
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var reOriginFromURI = /^(?:[^:\/?#]+:)?(?:\/\/[^\/?#]+)/;
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var reCommonHostnameFromURL = /^https?:\/\/([0-9a-z_][0-9a-z._-]*[0-9a-z])\//;
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var rePathFromURI = /^(?:[^:\/?#]+:)?(?:\/\/[^\/?#]*)?([^?#]*)/;
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var reMustNormalizeHostname = /[^0-9a-z._-]/;
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// These are to parse authority field, not parsed by above official regex
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// IPv6 is seen as an exception: a non-compatible IPv6 is first tried, and
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@ -60,11 +62,11 @@ var rePathFromURI = /^(?:[^:\/?#]+:)?(?:\/\/[^\/?#]*)?([^?#]*)/;
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// https://github.com/gorhill/httpswitchboard/issues/211
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// "While a hostname may not contain other characters, such as the
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// "underscore character (_), other DNS names may contain the underscore"
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var reHostPortFromAuthority = /^(?:[^@]*@)?([0-9a-z._-]*)(:\d*)?$/i;
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var reHostPortFromAuthority = /^(?:[^@]*@)?([^:]*)(:\d*)?$/;
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var reIPv6PortFromAuthority = /^(?:[^@]*@)?(\[[0-9a-f:]*\])(:\d*)?$/i;
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var reHostFromNakedAuthority = /^[0-9a-z._-]+[0-9a-z]$/i;
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var reHostFromAuthority = /^(?:[^@]*@)?([0-9a-z._-]+)(?::\d*)?$/i;
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var reHostFromAuthority = /^(?:[^@]*@)?([^:]+)(?::\d*)?$/;
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var reIPv6FromAuthority = /^(?:[^@]*@)?(\[[0-9a-f:]+\])(?::\d*)?$/i;
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// Coarse (but fast) tests
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@ -227,6 +229,13 @@ URI.assemble = function(bits) {
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/******************************************************************************/
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URI.originFromURI = function(uri) {
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var matches = reOriginFromURI.exec(uri);
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return matches !== null ? matches[0].toLowerCase() : '';
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};
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/******************************************************************************/
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URI.schemeFromURI = function(uri) {
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var matches = reSchemeFromURI.exec(uri);
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if ( matches === null ) {
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@ -265,33 +274,34 @@ URI.authorityFromURI = function(uri) {
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// The most used function, so it better be fast.
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// https://github.com/gorhill/uBlock/issues/1559
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// See http://en.wikipedia.org/wiki/FQDN
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// https://bugzilla.mozilla.org/show_bug.cgi?id=1360285
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// Revisit punycode dependency when above issue is fixed in Firefox.
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URI.hostnameFromURI = function(uri) {
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var matches = reCommonHostnameFromURL.exec(uri);
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if ( matches ) {
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return matches[1];
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}
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if ( matches !== null ) { return matches[1]; }
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matches = reAuthorityFromURI.exec(uri);
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if ( !matches ) {
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return '';
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}
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if ( matches === null ) { return ''; }
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var authority = matches[1].slice(2);
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// Assume very simple authority (most common case for µMatrix)
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// Assume very simple authority (most common case for µBlock)
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if ( reHostFromNakedAuthority.test(authority) ) {
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return authority.toLowerCase();
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}
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matches = reHostFromAuthority.exec(authority);
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if ( !matches ) {
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if ( matches === null ) {
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matches = reIPv6FromAuthority.exec(authority);
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if ( !matches ) {
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return '';
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}
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if ( matches === null ) { return ''; }
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}
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// http://en.wikipedia.org/wiki/FQDN
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var hostname = matches[1];
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if ( hostname.slice(-1) === '.' ) {
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while ( hostname.endsWith('.') ) {
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hostname = hostname.slice(0, -1);
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}
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return hostname.toLowerCase();
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if ( reMustNormalizeHostname.test(hostname) ) {
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hostname = punycode.toASCII(hostname.toLowerCase());
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}
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return hostname;
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};
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/******************************************************************************/
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@ -321,9 +331,9 @@ var psl = publicSuffixList;
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/******************************************************************************/
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URI.pathFromURI = function(uri) {
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var matches = rePathFromURI.exec(uri);
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return matches !== null ? matches[1] : '';
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};
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var matches = rePathFromURI.exec(uri);
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return matches !== null ? matches[1] : '';
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};
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/******************************************************************************/
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