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67 lines
1.3 KiB
67 lines
1.3 KiB
const { marked } = require('marked')
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/**
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*
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*
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*/
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// copy from @marked/src/helpers.js, no export possible
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function cleanUrl(sanitize, base, href) {
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if (sanitize) {
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let prot
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try {
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prot = decodeURIComponent(unescape(href))
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.replace(nonWordAndColonTest, '')
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.toLowerCase()
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} catch (e) {
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return null
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}
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if (prot.indexOf('javascript:') === 0 || prot.indexOf('vbscript:') === 0 || prot.indexOf('data:') === 0) {
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return null
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}
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}
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if (base && !originIndependentUrl.test(href)) {
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href = resolveUrl(base, href)
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}
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try {
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href = encodeURI(href).replace(/%25/g, '%')
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} catch (e) {
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return null
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}
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return href
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}
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const renderer = {
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link(href, title, text) {
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href = cleanUrl(this.options.sanitize, this.options.baseUrl, href)
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if (href === null) {
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return text
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}
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let out = '<a href="' + href + '"'
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if (title) {
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out += ' title="' + title + '"'
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}
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// check if url is external and add target
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if (href.match(/^(http|https):\/\//)) {
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out += ' target="_blank" rel="noopener" '
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}
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out += '>' + text + '</a>'
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return out
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}
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}
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module.exports = renderer
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