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Signed-off-by: Guillaume Hivert <hivert.is.coming@gmail.com>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,55 +1,19 @@ | ||
| import DOMPurify from 'dompurify' | ||
| import hljs from 'highlight.js/lib/core' | ||
| import showdown from 'showdown' | ||
|
|
||
| export function convert(content) { | ||
| const converter = new showdown.Converter({ | ||
| extensions: [showdownHighlight({ pre: true, auto_detection: true })], | ||
| tasklists: true, | ||
| import { Marked } from 'marked' | ||
| import { markedHighlight } from 'marked-highlight' | ||
|
|
||
| const parser = new Marked( | ||
| markedHighlight({ | ||
| langPrefix: 'hljs language-', | ||
| highlight(code, lang, info) { | ||
| const language = hljs.getLanguage(lang) ? lang : 'plaintext' | ||
| return hljs.highlight(code, { language }).value | ||
| }, | ||
| }) | ||
| return converter.makeHtml(content) | ||
| } | ||
|
|
||
| const classAttr = 'class="' | ||
|
|
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| export function showdownHighlight({ pre = false, auto_detection = true } = {}) { | ||
| const filter = text => { | ||
| const params = { | ||
| left: '<pre><code\\b[^>]*>', | ||
| right: '</code></pre>', | ||
| flags: 'g', | ||
| } | ||
|
|
||
| const replacement = (wholeMatch, match, left, right) => { | ||
| const lang = (left.match(/class=\"([^ \"]+)/) || [])[1] | ||
| if (!lang && !auto_detection) { | ||
| return wholeMatch | ||
| } | ||
| ) | ||
|
|
||
| if (left.includes(classAttr)) { | ||
| const attrIndex = left.indexOf(classAttr) + classAttr.length | ||
| left = left.slice(0, attrIndex) + 'hljs ' + left.slice(attrIndex) | ||
| } else { | ||
| left = left.slice(0, -1) + ' class="hljs">' | ||
| } | ||
|
|
||
| if (pre && lang) { | ||
| left = left.replace('<pre>', `<pre class="${lang} language-${lang}">`) | ||
| } | ||
|
|
||
| if (lang && hljs.getLanguage(lang)) { | ||
| return left + hljs.highlight(match, { language: lang }).value + right | ||
| } | ||
|
|
||
| return left + hljs.highlightAuto(match).value + right | ||
| } | ||
|
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||
| return showdown.helper.replaceRecursiveRegExp(text, replacement, params.left, params.right, params.flags) | ||
| } | ||
|
|
||
| return [ | ||
| { | ||
| type: 'output', | ||
| filter, | ||
| }, | ||
| ] | ||
| export function convert(content) { | ||
| const parsed = parser.parse(content) | ||
| return DOMPurify.sanitize(parsed, { USE_PROFILES: { html: true } }) | ||
| } |
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