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fix #2755

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gorhill 2017-09-28 12:53:05 -04:00
parent 5a0c7c5383
commit 8559669e89
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1 changed files with 35 additions and 16 deletions
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51
src/js/cosmetic-filtering.js
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@ -220,7 +220,7 @@ var FilterParser = function() {
this.hostnames = [];
this.invalid = false;
this.cosmetic = true;
this.reNeedHostname = /^(?:script:contains|script:inject|.+?:has|.+?:has-text|.+?:if|.+?:if-not|.+?:matches-css(?:-before|-after)?|.*?:xpath)\(.+\)$/;
this.reNeedHostname = /^(?:script:contains|script:inject|.+?:-abp-contains|.+?:-abp-has|.+?:contains|.+?:has|.+?:has-text|.+?:if|.+?:if-not|.+?:matches-css(?:-before|-after)?|.*?:xpath)\(.+\)$/;
};
/******************************************************************************/
@ -257,8 +257,8 @@ FilterParser.prototype.parse = function(raw) {
// Coarse-check that the anchor is valid.
// `##`: l = 1
// `#@#`, `#$#`, `#%#`: l = 2
// `#@$#`, `#@%#`: l = 3
// `#@#`, `#$#`, `#%#`, `#?#`: l = 2
// `#@$#`, `#@%#`, `#@?#`: l = 3
if ( (rpos - lpos) > 3 ) {
this.cosmetic = false;
return this;
@ -276,23 +276,28 @@ FilterParser.prototype.parse = function(raw) {
// supported.
var cCode = raw.charCodeAt(rpos - 1);
if ( cCode !== 0x23 /* '#' */ && cCode !== 0x40 /* '@' */ ) {
// We have an Adguard cosmetic filter if and only if the character is
// `$` or `%`, otherwise it's not a cosmetic filter.
// Not a cosmetic filter.
if ( cCode !== 0x24 /* '$' */ && cCode !== 0x25 /* '%' */ ) {
// We have an Adguard/ABP cosmetic filter if and only if the character
// is `$`, `%` or `?`, otherwise it's not a cosmetic filter.
if (
cCode !== 0x24 /* '$' */ &&
cCode !== 0x25 /* '%' */ &&
cCode !== 0x3F /* '?' */
) {
this.cosmetic = false;
return this;
}
// Not supported.
if ( cCode !== 0x24 /* '$' */ ) {
// Adguard's scriptlet injection: not supported.
if ( cCode === 0x25 /* '%' */ ) {
this.invalid = true;
return this;
}
// CSS injection rule: supported, but translate into uBO's own format.
raw = this.translateAdguardCSSInjectionFilter(raw);
if ( raw === '' ) {
this.invalid = true;
return this;
// Adguard's style injection: supported, but translate to uBO's format.
if ( cCode === 0x24 /* '$' */ ) {
raw = this.translateAdguardCSSInjectionFilter(raw);
if ( raw === '' ) {
this.invalid = true;
return this;
}
}
rpos = raw.indexOf('#', lpos + 1);
}
@ -332,6 +337,9 @@ FilterParser.prototype.parse = function(raw) {
// For some selectors, it is mandatory to have a hostname or entity:
// ##script:contains(...)
// ##script:inject(...)
// ##.foo:-abp-contains(...)
// ##.foo:-abp-has(...)
// ##.foo:contains(...)
// ##.foo:has(...)
// ##.foo:has-text(...)
// ##.foo:if(...)
@ -800,7 +808,10 @@ FilterContainer.prototype.compileSelector = (function() {
return raw;
}
// :contains
if ( reIsRegexLiteral.test(matches[2]) === false || isBadRegex(matches[2].slice(1, -1)) === false ) {
if (
reIsRegexLiteral.test(matches[2]) === false ||
isBadRegex(matches[2].slice(1, -1)) === false
) {
return raw;
}
}
@ -823,7 +834,7 @@ FilterContainer.prototype.compileSelector = (function() {
/******************************************************************************/
FilterContainer.prototype.compileProceduralSelector = (function() {
var reOperatorParser = /(:(?:has|has-text|if|if-not|matches-css|matches-css-after|matches-css-before|xpath))\(.+\)$/,
var reOperatorParser = /(:(?:-abp-contains|-abp-has|contains|has|has-text|if|if-not|matches-css|matches-css-after|matches-css-before|xpath))\(.+\)$/,
reFirstParentheses = /^\(*/,
reLastParentheses = /\)*$/,
reEscapeRegex = /[.*+?^${}()|[\]\\]/g,
@ -887,6 +898,13 @@ FilterContainer.prototype.compileProceduralSelector = (function() {
return s;
};
// https://github.com/gorhill/uBlock/issues/2793
var normalizedOperators = new Map([
[ ':-abp-contains', ':has-text' ],
[ ':-abp-has', ':if' ],
[ ':contains', ':has-text' ]
]);
var compileArgument = new Map([
[ ':has', compileCSSSelector ],
[ ':has-text', compileText ],
@ -932,6 +950,7 @@ FilterContainer.prototype.compileProceduralSelector = (function() {
if ( depth !== 0 ) {
currentArgument += nextOperand + nextOperator;
} else {
currentOperator = normalizedOperators.get(currentOperator) || currentOperator;
currentArgument = compileArgument.get(currentOperator)(nextOperand.slice(1, -1));
if ( currentArgument === undefined ) { return; }
tasks.push([ currentOperator, currentArgument ]);