PeerTube/server/helpers/markdown.ts

44 lines
1.2 KiB
TypeScript

import { SANITIZE_OPTIONS, TEXT_WITH_HTML_RULES } from '@shared/core-utils'
const sanitizeHtml = require('sanitize-html')
const markdownItEmoji = require('markdown-it-emoji/light')
const MarkdownItClass = require('markdown-it')
const markdownIt = new MarkdownItClass('default', { linkify: true, breaks: true, html: true })
markdownIt.enable(TEXT_WITH_HTML_RULES)
markdownIt.use(markdownItEmoji)
const toSafeHtml = text => {
if (!text) return ''
// Restore line feed
const textWithLineFeed = text.replace(/<br.?\/?>/g, '\r\n')
// Convert possible markdown (emojis, emphasis and lists) to html
const html = markdownIt.render(textWithLineFeed)
// Convert to safe Html
return sanitizeHtml(html, SANITIZE_OPTIONS)
}
const mdToPlainText = text => {
if (!text) return ''
// Convert possible markdown (emojis, emphasis and lists) to html
const html = markdownIt.render(text)
// Convert to safe Html
const safeHtml = sanitizeHtml(html, SANITIZE_OPTIONS)
return safeHtml.replace(/<[^>]+>/g, '')
.replace(/\n$/, '')
.replace('\n', ', ')
}
// ---------------------------------------------------------------------------
export {
toSafeHtml,
mdToPlainText
}