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[v9.2.x] SVG: Add dompurify preprocessor step (#704)
* SVG: Add dompurify preprocessor step (#698) * add sanitized SVG component (cherry picked from commit dbbe819368f507b9493b7a3cf6e080a5dd752b3e) * remove added file Co-authored-by: Ryan McKinley <ryantxu@gmail.com>
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Original file line number | Diff line number | Diff line change |
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@@ -0,0 +1,18 @@ | ||
import * as DOMPurify from 'dompurify'; | ||
import React from 'react'; | ||
import SVG, { Props } from 'react-inlinesvg'; | ||
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export const SanitizedSVG = (props: Props) => { | ||
return <SVG {...props} cacheRequests={true} preProcessor={getCleanSVG} />; | ||
}; | ||
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let cache = new Map<string, string>(); | ||
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function getCleanSVG(code: string): string { | ||
let clean = cache.get(code); | ||
if (!clean) { | ||
clean = DOMPurify.sanitize(code, { USE_PROFILES: { svg: true, svgFilters: true } }); | ||
cache.set(code, clean); | ||
} | ||
return clean; | ||
} |
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