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43 lines
1.2 KiB
43 lines
1.2 KiB
const { JSDOM } = require('jsdom')
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const createDOMPurify = require('dompurify')
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module.exports = {
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async init(input, config) {
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if (config.safeHTML) {
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const window = new JSDOM('').window
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const DOMPurify = createDOMPurify(window)
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const allowedAttrs = ['v-pre', 'v-slot:tabs', 'v-slot:content', 'target']
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const allowedTags = ['tabset', 'template']
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if (config.allowDrawIoUnsafe) {
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allowedTags.push('foreignObject')
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DOMPurify.addHook('uponSanitizeElement', (elm) => {
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if (elm.querySelectorAll) {
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const breaks = elm.querySelectorAll('foreignObject br, foreignObject p')
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if (breaks && breaks.length) {
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for (let i = 0; i < breaks.length; i++) {
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breaks[i].parentNode.replaceChild(
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window.document.createElement('div'),
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breaks[i]
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)
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}
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}
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}
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})
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}
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if (config.allowIFrames) {
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allowedTags.push('iframe')
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allowedAttrs.push('allow')
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}
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input = DOMPurify.sanitize(input, {
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ADD_ATTR: allowedAttrs,
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ADD_TAGS: allowedTags
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})
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}
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return input
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}
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}
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