Enables select, right-click, copy and drag on pages that disable them.
目前为
// ==UserScript==
// @name A Universal Script to Re-Enable the Selection and Copying
// @version 1.3.3
// @description Enables select, right-click, copy and drag on pages that disable them.
// @include /^https?\:\/\//
// @grant none
// @run-at document-start
// @namespace https://greasyfork.org/users/371179
// ==/UserScript==
"use strict";
(function() {
var wasRun = false;
var cssStyle = '*, body *, div, span, body *::before, body *::after, *:hover, *:link, *:visited, *:active , *[style], *[class]{' +
'-webkit-touch-callout: default !important; -webkit-user-select: auto !important; ' +
'-khtml-user-select: auto !important; -moz-user-select: auto !important; ' +
'-ms-user-select: auto !important; user-select: auto !important;}' +
'html body *:hover>img[src]{' +
'pointer-events:auto;' +
'}';
function enableSelectClickCopy() {
var mKey = 'dqzadwpujtct';
var enabledSCC = '___enabledSCC_' + mKey + '___';
var nonFalseFunc = '___nff_' + mKey + '___';
var rvSCC = '___returnValue_' + mKey + '___';
if (window[enabledSCC]) return;
window[enabledSCC] = true;
Event.prototype.preventDefault = (function(f) {
var eys = ['copy', 'contextmenu', 'select', 'selectstart', 'dragstart', 'beforecopy'];
return function() {
if (eys.indexOf(this.type) >= 0) return;
return f.apply(this);
}
})(Event.prototype.preventDefault);
Event.prototype.preventDefault.toString = () => "function preventDefault() { [native code] }"
var exs = ['copy', 'contextmenu', 'select', 'selectstart', 'dragstart', 'beforecopy'];
Object.defineProperty(Event.prototype, "returnValue", {
get() {
return rvSCC in this ? this[rvSCC] : true;
},
set(newValue) {
if (exs.indexOf(this.type) < 0 && newValue === false) this.preventDefault();
this[rvSCC] = newValue;
},
enumerable: true,
configurable: true
});
var ezs = ['copy', 'contextmenu', 'select', 'selectstart', 'dragstart', 'beforecopy'];
var eventsCount = ezs.length;
function universaler(originalFunc, pName) {
var uid = (+new Date) + "_" + pName
var resFX = function(ev) {
var func;
var p = false;
try {
func = this[pName];
if (typeof func == 'function' && func.uid === uid) {
p = true;
}
} catch (e) {
}
var res = originalFunc.apply(this, arguments);
if (p) {
if (res !== false) {
originalFunc[nonFalseFunc] = true;
this[pName] = originalFunc;
return res;
}
} else {
return res;
}
}
resFX.toString = () => originalFunc.toString()
resFX.uid = uid
return resFX;
}
function disableAll(event) {
var elmNode = event.target
while (elmNode && elmNode.nodeType > 0) {
var pName = 'on' + event.type
var f = elmNode[pName];
if (f && f[nonFalseFunc] !== true) {
var nf = universaler(f, pName);
nf[nonFalseFunc] = true;
elmNode[pName] = nf;
}
elmNode = elmNode.parentNode;
}
}
for (var i = 0; i < eventsCount; i++) {
var event = ezs[i];
document.addEventListener(event, disableAll, true);
}
var _alert = window.alert
var _mAlert = null;
if (_alert && typeof _alert == 'function') {
_mAlert = function alert(msg) {
setTimeout(() => {
alert._click.isDisabled() ? console.log("alert msg disabled: ", msg) : alert.alert.apply(this, arguments)
}, 9);
};
_mAlert._click = {
isDisabled: function() {
return this.status == 1 && this.last + 50 > +new Date;
}
}
_mAlert.alert = _alert
_mAlert.toString = () => "function alert() { [native code] }"
window.alert = _mAlert
var cid_mouseup = 0;
["mousedown", "click", "dblclick", "contextmenu"].forEach(function(event) {
document.addEventListener(event, function(evt) {
if (evt.type != "contextmenu" && evt.which != 3) return;
if (cid_mouseup > 0) {
clearTimeout(cid_mouseup)
cid_mouseup = 0;
}
_mAlert._click.last = +new Date;
_mAlert._click.status = 1;
}, true);
})
document.addEventListener("mouseup", function(evt) {
if (evt.which != 3) return;
cid_mouseup = setTimeout(function() {
_mAlert._click.last = +new Date;
_mAlert._click.status = 0;
}, 17);
}, true);
}
}
function loadedHandler() {
if (wasRun) return;
wasRun = true;
console.log("Select-click-copy Enabler");
try {
document.removeEventListener('beforescriptexecute', loadedHandler, true);
document.removeEventListener('beforeload', loadedHandler, true);
document.removeEventListener('DOMContentLoaded', loadedHandler, true);
} catch (e) {}
appendScript(document);
}
function isDocumentObj(x) {
return x && x.nodeType == 9
}
function isHTMLElementObj(x) {
return x && x.nodeType == 1
}
function makeScriptElm(documentObject) {
if (!isDocumentObj(documentObject)) return null;
var s = documentObject.createElement('script');
s.type = 'text/javascript';
s.innerHTML = '(' + enableSelectClickCopy.toString() + ')()';
return s
}
function appendScript(documentObject) {
try {
if (!isDocumentObj(documentObject)) return;
var container = documentObject.head || documentObject.body;
if (container) container.appendChild(makeScriptElm(documentObject));
} catch (e) {}
}
function appendCssEnabler(container) {
if (!isHTMLElementObj(container)) return;
try {
var css = document.createElement('style');
css.type = 'text/css';
css.innerHTML = cssStyle;
container.appendChild(css);
} catch (e) {}
}
wasRun = false;
if (document != null) {
try {
enableSelectClickCopy(); //try direct call
} catch (e) {}
try {
if ('onbeforescriptexecute' in document) {
//for firefox
document.addEventListener('beforescriptexecute', loadedHandler, true);
} else {
//for chrome and opera
document.addEventListener('beforeload', loadedHandler, true);
}
} catch (e) {}
function onReady() {
//in case all previous efforts fail
try {
loadedHandler();
} catch (e) {}
appendCssEnabler(document.documentElement || document.body);
}
if (document.readyState !== 'loading') {
onReady();
} else {
document.addEventListener('DOMContentLoaded', onReady);
}
}
})();