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28 lines
1.1 KiB
TypeScript
28 lines
1.1 KiB
TypeScript
/*
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* SPDX-FileCopyrightText: 2022 The HedgeDoc developers (see AUTHORS file)
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*
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* SPDX-License-Identifier: AGPL-3.0-only
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*/
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import type { RegexOptions } from '../../../../external-types/markdown-it-regex/interface'
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import { YoutubeMarkdownExtension } from './youtube-markdown-extension'
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import markdownItRegex from 'markdown-it-regex'
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import type MarkdownIt from 'markdown-it'
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export const legacyYouTubeRegex = /^{%youtube\s+([\w-]{11})\s*%}$/
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/**
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* Configure the given {@link MarkdownIt} to render legacy hedgedoc 1 youtube short codes as embeddings.
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*
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* @param markdownIt The {@link MarkdownIt} to configure
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*/
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export const replaceLegacyYoutubeShortCodeMarkdownItPlugin: MarkdownIt.PluginSimple = (markdownIt: MarkdownIt): void =>
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markdownItRegex(markdownIt, {
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name: 'legacy-youtube-short-code',
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regex: legacyYouTubeRegex,
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replace: (match) => {
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// ESLint wants to collapse this tag, but then the tag won't be valid html anymore.
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// noinspection CheckTagEmptyBody
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return `<${YoutubeMarkdownExtension.tagName} id="${match}"></${YoutubeMarkdownExtension.tagName}>`
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}
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} as RegexOptions)
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