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This commit is contained in:
gorhill 2017-03-13 13:03:51 -04:00
parent fba8ea2e75
commit cf123b9264
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3 changed files with 57 additions and 33 deletions

View File

@ -233,9 +233,9 @@ var platformHideNode = vAPI.hideNode,
observer,
changedNodes = [],
observerOptions = {
attributes: true,
attributeFilter: [ 'style' ]
};
attributes: true,
attributeFilter: [ 'style' ]
};
// https://jsperf.com/clientheight-and-clientwidth-vs-getcomputedstyle
// Avoid getComputedStyle(), detecting whether a node is visible can be
@ -489,9 +489,9 @@ var domFilterer = {
hiddenNodeEnforcer: false,
loggerEnabled: undefined,
newHideSelectorBuffer: [], // Hide style filter buffer
newStyleRuleBuffer: [], // Non-hide style filter buffer
simpleHideSelectors: { // Hiding filters: simple selectors
newHideSelectorBuffer: [], // Hide style filter buffer
newStyleRuleBuffer: [], // Non-hide style filter buffer
simpleHideSelectors: { // Hiding filters: simple selectors
entries: [],
matchesProp: vAPI.matchesProp,
selector: undefined,
@ -513,7 +513,7 @@ var domFilterer = {
}
}
},
complexHideSelectors: { // Hiding filters: complex selectors
complexHideSelectors: { // Hiding filters: complex selectors
entries: [],
selector: undefined,
add: function(selector) {
@ -531,13 +531,8 @@ var domFilterer = {
}
}
},
styleSelectors: { // Style filters
entries: [],
add: function(o) {
this.entries.push(o);
}
},
proceduralSelectors: { // Hiding filters: procedural
nqsSelectors: [], // Non-querySelector-able filters
proceduralSelectors: { // Hiding filters: procedural
entries: [],
add: function(o) {
this.entries.push(new PSelector(o));
@ -578,7 +573,12 @@ var domFilterer = {
var o = JSON.parse(selector);
if ( o.style ) {
this.newStyleRuleBuffer.push(o.style.join(' '));
this.styleSelectors.add(o);
this.nqsSelectors.push(o.raw);
return;
}
if ( o.pseudoclass ) {
this.newHideSelectorBuffer.push(o.raw);
this.nqsSelectors.push(o.raw);
return;
}
if ( o.tasks ) {

View File

@ -1,7 +1,7 @@
/*******************************************************************************
uBlock Origin - a browser extension to block requests.
Copyright (C) 2014-2016 Raymond Hill
Copyright (C) 2014-2017 Raymond Hill
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
@ -732,7 +732,8 @@ FilterContainer.prototype.freeze = function() {
// https://github.com/gorhill/uBlock/issues/1752
FilterContainer.prototype.compileSelector = (function() {
var reStyleSelector = /^(.+?):style\((.+?)\)$/,
var reAfterBeforeSelector = /^(.+?)(::?after|::?before)$/,
reStyleSelector = /^(.+?):style\((.+?)\)$/,
reStyleBad = /url\([^)]+\)/,
reScriptSelector = /^script:(contains|inject)\((.+)\)$/,
div = document.createElement('div');
@ -751,17 +752,43 @@ FilterContainer.prototype.compileSelector = (function() {
}
// We rarely reach this point.
var matches;
var matches,
selector = raw,
pseudoclass,
style;
// `:style` selector?
if (
(matches = reStyleSelector.exec(raw)) !== null &&
isValidCSSSelector(matches[1]) &&
isValidStyleProperty(matches[2])
) {
if ( (matches = reStyleSelector.exec(selector)) !== null ) {
selector = matches[1];
style = matches[2];
}
// https://github.com/gorhill/uBlock/issues/2448
// :after- or :before-based selector?
if ( (matches = reAfterBeforeSelector.exec(selector)) ) {
selector = matches[1];
pseudoclass = matches[2];
}
if ( style !== undefined || pseudoclass !== undefined ) {
if ( isValidCSSSelector(selector) === false ) {
return;
}
if ( pseudoclass !== undefined ) {
selector += pseudoclass;
}
if ( style !== undefined ) {
if ( isValidStyleProperty(style) === false ) {
return;
}
return JSON.stringify({
raw: raw,
style: [ selector, '{' + style + '}' ]
});
}
return JSON.stringify({
raw: raw,
style: [ matches[1], '{' + matches[2] + '}' ]
pseudoclass: true
});
}

View File

@ -1,7 +1,7 @@
/*******************************************************************************
uBlock Origin - a browser extension to block requests.
Copyright (C) 2015-2016 Raymond Hill
Copyright (C) 2015-2017 Raymond Hill
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
@ -51,14 +51,11 @@ vAPI.domFilterer.simpleHideSelectors.entries.forEach(evaluateSelector);
// Complex CSS selector-based cosmetic filters.
vAPI.domFilterer.complexHideSelectors.entries.forEach(evaluateSelector);
// Style cosmetic filters.
vAPI.domFilterer.styleSelectors.entries.forEach(function(filter) {
if (
loggedSelectors.hasOwnProperty(filter.raw) === false &&
document.querySelector(filter.style[0]) !== null
) {
loggedSelectors[filter.raw] = true;
matchedSelectors.push(filter.raw);
// Non-querySelector-able filters.
vAPI.domFilterer.nqsSelectors.forEach(function(filter) {
if ( loggedSelectors.hasOwnProperty(filter) === false ) {
loggedSelectors[filter] = true;
matchedSelectors.push(filter);
}
});