mirror of
https://github.com/IT4Change/Ocelot-Social.git
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Ulf Gebhardt
b464a380ca
* lint @typescript-eslint/recommended * lint @typescript-eslint/recommended-requiring-type-checking fix type not detected locally due to wierd uuid typings missing save error not reported locally --------- Co-authored-by: Wolfgang Huß <wolle.huss@pjannto.com>
101 lines
2.6 KiB
TypeScript
101 lines
2.6 KiB
TypeScript
/* eslint-disable @typescript-eslint/no-unsafe-argument */
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/* eslint-disable @typescript-eslint/no-unsafe-member-access */
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/* eslint-disable @typescript-eslint/no-unsafe-assignment */
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/* eslint-disable @typescript-eslint/no-unsafe-call */
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/* eslint-disable @typescript-eslint/no-unsafe-return */
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/* eslint-disable security/detect-unsafe-regex */
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import linkifyHtml from 'linkify-html'
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import sanitizeHtml from 'sanitize-html'
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export const removeHtmlTags = (input) => {
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return sanitizeHtml(input, {
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allowedTags: [],
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allowedAttributes: {},
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})
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}
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const standardSanitizeHtmlOptions = {
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allowedTags: [
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'img',
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'p',
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'h3',
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'h4',
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'br',
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'hr',
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'b',
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'i',
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'u',
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'em',
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'strong',
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'a',
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'pre',
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'ul',
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'li',
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'ol',
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's',
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'strike',
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'span',
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'blockquote',
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'usertag',
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],
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allowedAttributes: {
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a: ['href', 'class', 'target', 'data-*', 'contenteditable'],
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span: ['contenteditable', 'class', 'data-*'],
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img: ['src'],
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},
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allowedIframeHostnames: ['www.youtube.com', 'player.vimeo.com'],
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parser: {
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lowerCaseTags: true,
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},
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transformTags: {
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h1: 'h3',
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h2: 'h3',
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h3: 'h3',
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h4: 'h4',
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h5: 'strong',
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i: 'em',
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a: (tagName, attribs) => {
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return {
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tagName: 'a',
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attribs: {
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...attribs,
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href: attribs.href || '',
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target: '_blank',
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rel: 'noopener noreferrer nofollow',
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},
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}
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},
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b: 'strong',
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s: 'strike',
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},
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}
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export function cleanHtml(dirty, _key, sanitizeHtmlOptions = standardSanitizeHtmlOptions) {
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if (!dirty) {
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return dirty
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}
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dirty = linkifyHtml(dirty)
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dirty = sanitizeHtml(dirty, sanitizeHtmlOptions)
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// remove empty html tags and duplicated linebreaks and returns
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dirty = dirty
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// remove all tags with "space only"
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.replace(/<[a-z-]+>[\s]+<\/[a-z-]+>/gim, '')
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.replace(/[\n]{3,}/gim, '\n\n')
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.replace(/(\r\n|\n\r|\r|\n)/g, '<br>$1')
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// replace all p tags with line breaks (and spaces) only by single linebreaks
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// limit linebreaks to max 2 (equivalent to html "br" linebreak)
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.replace(/(<br ?\/?>\s*){2,}/gim, '<br>')
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// remove additional linebreaks after p tags
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.replace(/<\/(p|div|th|tr)>\s*(<br ?\/?>\s*)+\s*<(p|div|th|tr)>/gim, '</p><p>')
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// remove additional linebreaks inside p tags
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.replace(/<[a-z-]+>(<[a-z-]+>)*\s*(<br ?\/?>\s*)+\s*(<\/[a-z-]+>)*<\/[a-z-]+>/gim, '')
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// remove additional linebreaks when first child inside p tags
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.replace(/<p>(\s*<br ?\/?>\s*)+/gim, '<p>')
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// remove additional linebreaks when last child inside p tags
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.replace(/(\s*<br ?\/?>\s*)+<\/p+>/gim, '</p>')
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return dirty
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}
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