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Library - Removes Ad Containers from DOM (doesn't replace adblocker extension, but blocks dynamic content which the adblocker fails to block by removing whole sections from the HTML DOM.)
此脚本不应直接安装。它是供其他脚本使用的外部库，要使用该库请加入元指令 // @require https://update.greasyfork.icu/scripts/18490/983896/Ads%20DOM%20Remover%20Runner.js
// ==UserScript==
// @name Ads DOM Remover Runner
// @namespace sagiegurari
// @version 0.14
// @author Sagie Gur-Ari
// @description Library - Removes Ad Containers from DOM (doesn't replace adblocker extension, but blocks dynamic content which the adblocker fails to block by removing whole sections from the HTML DOM.)
// @homepage https://github.com/sagiegurari/userscripts-ads-dom-remover
// @supportURL https://github.com/sagiegurari/userscripts-ads-dom-remover/issues
// @grant none
// @license MIT License
// ==/UserScript==
(function initADR() {
'use strict';
/**
* This class invokes the ads removing process based on provided options.
*
* @author Sagie Gur-Ari
* @class ADRService
* @public
* @param {object} $ - The jquery library
* @param {object} [options] - The process options
* @param {function} [options.getSelectorDefinitions] - Returns all selector definitions per host
* @param {number} [options.loops=10] - The amount of loops to run (will be invoked twice)
* @param {number} [options.interval=250] - Time in millies between each loop
* @param {number} [options.secondLoopInterval=2500] - Time in millies between each bulk of loops
* @param {function} [options.onDone] - Invoked at the end of all loops
*/
var Service = function ($, options) {
this.$ = $;
options = options || {};
this.loops = options.loops || 10;
this.interval = options.interval || 250;
this.secondLoopInterval = options.secondLoopInterval || 2500;
this.onDone = options.onDone || this.noop;
var hostname = document.location.hostname;
if (window.adrRunner && window.adrRunner.mockHostname) {
hostname = window.adrRunner.mockHostname;
}
var getSelectorDefinitions = options.getSelectorDefinitions || this.noop;
this.selectorDefinitions = getSelectorDefinitions() || {};
// find default selectors
this.defaultSelectors = null;
var index;
var id;
this.ids = Object.keys(this.selectorDefinitions);
for (index = 0; index < this.ids.length; index++) {
id = this.ids[index];
this.selectorDefinitions[id].id = id;
if (this.selectorDefinitions[id].hostNames === true) {
this.defaultSelectors = this.selectorDefinitions[id];
}
}
this.defaultSelectors = this.defaultSelectors || [];
this.state = {
intervalID: null,
counter: 0,
secondLoop: false
};
var selectors = this.getSelectors(hostname);
if (selectors) {
if ((!Array.isArray(selectors)) && selectors.selectors) {
if (selectors.id) {
console.debug(
'[user script][Ads DOM Remover][hideElements] Using Selectors:',
selectors.id
);
}
if (selectors.options) {
this.loops = selectors.options.loops || this.loops;
this.interval = selectors.options.interval || this.interval;
}
selectors = selectors.selectors;
}
this.state.currentSelectors = selectors;
}
};
/**
* Empty function
*
* @function
* @memberof! ADRService
* @private
* @returns {undefined} Always undefined
*/
Service.prototype.noop = function () {
return undefined;
};
/**
* Returns the selectors to remove based on the provided host name.
*
* @function
* @memberof! ADRService
* @private
* @param {string} hostName - The current host name
* @returns {Array} Array of selectors (or objects) to remove from the DOM
*/
Service.prototype.getSelectors = function (hostName) {
var selectors;
try {
var definitionIndex;
var hostNameIndex;
var id;
var hostNames;
for (definitionIndex = 0; definitionIndex < this.ids.length; definitionIndex++) {
id = this.ids[definitionIndex];
hostNames = this.selectorDefinitions[id].hostNames;
if ((typeof hostNames === 'string') && (hostName.indexOf(hostNames) !== -1)) {
selectors = this.selectorDefinitions[id];
} else if (Array.isArray(hostNames)) {
for (hostNameIndex = 0; hostNameIndex < hostNames.length; hostNameIndex++) {
if (hostName.indexOf(hostNames[hostNameIndex]) !== -1) {
selectors = this.selectorDefinitions[id];
break;
}
}
}
if (selectors) {
break;
}
}
} catch (error) {
console.error(
'[user script][Ads DOM Remover][getSelectors] Error:',
error
);
}
if (!selectors) {
selectors = this.defaultSelectors;
}
return selectors || [];
};
/**
* Hides the elements by removing them from the DOM completely.
*
* @function
* @memberof! ADRService
* @private
* @returns {boolean} True if any element was removed during this invocation
*/
Service.prototype.hideElements = function () {
var self = this;
var found = false;
var selectors = self.state.currentSelectors || [];
selectors.forEach(function (selector) {
var selectorString = selector.selector || selector;
var $element;
try {
$element = self.$(selectorString);
} catch (error) {
console.error(
'[user script][Ads DOM Remover][hideElements] Error while running selector:',
selectorString,
error
);
}
if ($element && $element.length) {
found = true;
if (selector.fineTuneSelector && (typeof selector.fineTuneSelector === 'function')) {
$element = selector.fineTuneSelector($element);
}
if (selector.pre && (typeof selector.pre === 'function')) {
selector.pre($element);
}
var remove = true;
if (selector.filter && (typeof selector.filter === 'function')) {
$element = selector.filter($element);
remove = !!$element.length;
}
if (remove) {
$element.removeAttr('style');
$element.css(
'display',
'none !important'
);
$element.remove();
console.debug(
'[user script][Ads DOM Remover][hideElements] Found:',
selector,
'count:',
$element.length,
'in website and removed it.'
);
} else {
console.debug(
'[user script][Ads DOM Remover][hideElements] Found:',
selector,
'count:',
$element.length,
'in website but not removing.'
);
}
}
});
return found;
};
/**
* Invoked each interval to run the main library logic.
*
* @function
* @memberof! ADRService
* @private
*/
Service.prototype.actionLoop = function () {
this.state.counter++;
var stopInterval = this.state.intervalID && (this.state.counter > this.loops);
console.debug(
'[user script][Ads DOM Remover][actionLoop] Running loop:',
this.state.counter,
'state:',
this.state,
'stop interval:',
stopInterval
);
this.hideElements();
if (stopInterval) {
console.debug(
'[user script][Ads DOM Remover][actionLoop] Clearing interval ID:',
this.state.intervalID
);
clearInterval(this.state.intervalID);
this.state.intervalID = null;
if (!this.state.secondLoop) {
this.startActionLoop(
false,
this.secondLoopInterval
);
} else {
this.onDone();
}
}
};
/**
* Starts the interval invocations.
*
* @function
* @memberof! ADRService
* @private
* @param {boolean} firstTime - If this function was called for the first time
* @param {number} delay - The delay to wait before setting the interval
*/
Service.prototype.startActionLoop = function (firstTime, delay) {
var self = this;
self.state.secondLoop = !firstTime;
self.state.counter = 0;
setTimeout(
function () {
self.state.intervalID = setInterval(
function () {
self.actionLoop();
},
self.interval
);
setTimeout(
function () {
self.hideElements();
},
15000
);
},
delay
);
};
/**
* Starts the service run.
*
* @function
* @memberof! ADRService
* @private
*/
Service.prototype.start = function () {
this.startActionLoop(
true,
10
);
};
/**
* Starts the service run.
*
* @function
* @namespace ADRRunner
* @public
* @param {object} $ - The jquery library
* @param {object} options - The process options
* @param {function} options.getSelectorDefinitions - Returns all selector definitions per host
* @param {number} [options.loops=10] - The amount of loops to run (will be invoked twice)
* @param {number} [options.interval=250] - Time in millies between each loop
*/
window.adrRunner = function adrRunner($, options) {
if ($ && (typeof $ === 'function') && options && options.getSelectorDefinitions && (typeof options.getSelectorDefinitions === 'function')) {
var service = new Service(
$,
options
);
service.start();
}
};
}());