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add nonce support #162

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add nonce support #162

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903c3c0
add nonce support
Jul 31, 2024
324acad
format
Jul 31, 2024
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12 changes: 8 additions & 4 deletions src/NewWindow.js
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Original file line number Diff line number Diff line change
Expand Up @@ -25,7 +25,8 @@ class NewWindow extends React.PureComponent {
onUnload: null,
center: 'parent',
copyStyles: true,
closeOnUnmount: true
closeOnUnmount: true,
nonce: null
}

/**
Expand Down Expand Up @@ -134,7 +135,7 @@ class NewWindow extends React.PureComponent {

// If specified, copy styles from parent window's document.
if (this.props.copyStyles) {
setTimeout(() => copyStyles(document, this.window.document), 0)
setTimeout(() => copyStyles(document, this.window.document, this.props.nonce), 0)
}

if (typeof onOpen === 'function') {
Expand Down Expand Up @@ -206,7 +207,8 @@ NewWindow.propTypes = {
onOpen: PropTypes.func,
center: PropTypes.oneOf(['parent', 'screen']),
copyStyles: PropTypes.bool,
closeOnUnmount: PropTypes.bool
closeOnUnmount: PropTypes.bool,
nonce: PropTypes.string
}

/**
Expand All @@ -221,7 +223,7 @@ NewWindow.propTypes = {
* @private
*/

function copyStyles(source, target) {
function copyStyles(source, target, nonce) {
// Store style tags, avoid reflow in the loop
const headFrag = target.createDocumentFragment()

Expand Down Expand Up @@ -275,13 +277,15 @@ function copyStyles(source, target) {

const newStyleEl = target.createElement('style')
newStyleEl.textContent = ruleText.join('\n')
if (nonce) newStyleEl.setAttribute('nonce', nonce);
headFrag.appendChild(newStyleEl)
} else if (styleSheet.href) {
// for <link> elements loading CSS from a URL
const newLinkEl = target.createElement('link')

newLinkEl.rel = 'stylesheet'
newLinkEl.href = styleSheet.href
if (nonce) newLinkEl.setAttribute('nonce', nonce);
headFrag.appendChild(newLinkEl)
}
})
Expand Down
7 changes: 6 additions & 1 deletion types/NewWindow.d.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -71,11 +71,16 @@ declare module 'react-new-window' {
* If specified, copy styles from parent window's document.
*/
copyStyles?: boolean

/**
* If specified, close the new window on unmount.
*/
closeOnUnmount?: boolean

/**
* If specified, adds nonce to style elements.
*/
nonce?: string | null
}

export default class NewWindow extends React.PureComponent<INewWindowProps> {
Expand Down