31 lines
729 B
TypeScript
31 lines
729 B
TypeScript
declare global {
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interface Window {
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allowThirdPartyFraming: boolean | string;
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}
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}
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/**
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* Conditionally included if framing is not allowed.
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*/
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const crossFramingProtection = (): void => {
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if (window.allowThirdPartyFraming) {
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return;
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}
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if (window.self !== window.top) {
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window.top.location = window.self.location;
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return;
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}
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const styleElement = document.getElementById('cfs-style');
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// check if styleElement has already been removed to avoid frequently reported js error
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if (typeof (styleElement) === 'undefined' || styleElement === null) {
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return;
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}
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styleElement.parentNode.removeChild(styleElement);
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};
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export { crossFramingProtection };
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