security-and-privacy/CanvasBlocker
security-and-privacy/CanvasBlocker
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Only interfecpt constructors that are present.

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Fixes #108.
This commit is contained in:
kkapsner 2017-02-22 17:46:17 +01:00
parent a8611230b1
commit f85303065c
1 changed files with 49 additions and 46 deletions
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7
lib/intercept.js
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@ -41,10 +41,12 @@
var changedFunction = changedFunctions[name]; var changedFunction = changedFunctions[name];
if (changedFunction.getStatus(undefined, siteStatus).active){ if (changedFunction.getStatus(undefined, siteStatus).active){
(Array.isArray(changedFunction.object)? changedFunction.object: [changedFunction.object]).forEach(function(object){ (Array.isArray(changedFunction.object)? changedFunction.object: [changedFunction.object]).forEach(function(object){
var original = window.wrappedJSObject[object].prototype[name]; var constructor = window.wrappedJSObject[object];
if (constructor){
var original = constructor.prototype[name];
Object.defineProperty( Object.defineProperty(
window.wrappedJSObject[object].prototype, constructor.prototype,
name, name,
{ {
enumerable: true, enumerable: true,
@ -91,6 +93,7 @@
} }
} }
); );
}
}); });
} }
}); });