156 lines
2.8 KiB
Vue
156 lines
2.8 KiB
Vue
<!--
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- SPDX-FileCopyrightText: 2020 Nextcloud GmbH and Nextcloud contributors
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- SPDX-License-Identifier: AGPL-3.0-or-later
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-->
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<template>
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<!-- eslint-disable-next-line vue/no-v-html This is rendered markdown so should be "safe" -->
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<div class="settings-markdown" v-html="renderMarkdown" />
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</template>
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<script>
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import { marked } from 'marked'
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import dompurify from 'dompurify'
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export default {
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name: 'Markdown',
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props: {
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text: {
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type: String,
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default: '',
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},
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minHeading: {
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type: Number,
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default: 1,
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},
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},
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computed: {
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renderMarkdown() {
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const renderer = new marked.Renderer()
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renderer.link = function({ href, title, text }) {
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let prot
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try {
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prot = decodeURIComponent(unescape(href))
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.replace(/[^\w:]/g, '')
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.toLowerCase()
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} catch (e) {
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return ''
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}
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if (prot.indexOf('http:') !== 0 && prot.indexOf('https:') !== 0) {
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return ''
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}
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let out = '<a href="' + href + '" rel="noreferrer noopener"'
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if (title) {
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out += ' title="' + title + '"'
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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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renderer.heading = ({ text, depth }) => {
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depth = Math.min(6, depth + (this.minHeading - 1))
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return `<h${depth}>${text}</h${depth}>`
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}
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renderer.image = ({ title, text }) => {
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if (text) {
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return text
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}
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return title
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}
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renderer.blockquote = ({ text }) => {
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return `<blockquote>${text}</blockquote>`
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}
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return dompurify.sanitize(
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marked(this.text.trim(), {
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renderer,
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gfm: false,
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highlight: false,
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tables: false,
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breaks: false,
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pedantic: false,
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sanitize: true,
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smartLists: true,
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smartypants: false,
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}),
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{
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SAFE_FOR_JQUERY: true,
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ALLOWED_TAGS: [
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'h1',
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'h2',
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'h3',
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'h4',
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'h5',
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'h6',
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'strong',
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'p',
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'a',
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'ul',
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'ol',
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'li',
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'em',
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'del',
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'blockquote',
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],
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},
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)
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},
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},
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}
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</script>
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<style scoped lang="scss">
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.settings-markdown :deep {
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a {
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text-decoration: underline;
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&::after {
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content: '↗';
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padding-inline: calc(var(--default-grid-baseline) / 2);
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}
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}
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pre {
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white-space: pre;
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overflow-x: auto;
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background-color: var(--color-background-dark);
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border-radius: var(--border-radius);
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padding: 1em 1.3em;
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margin-bottom: 1em;
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}
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p code {
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background-color: var(--color-background-dark);
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border-radius: var(--border-radius);
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padding: .1em .3em;
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}
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li {
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position: relative;
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}
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ul, ol {
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padding-inline-start: 10px;
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margin-inline-start: 10px;
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}
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ul li {
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list-style-type: disc;
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}
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ul > li > ul > li {
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list-style-type: circle;
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}
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ul > li > ul > li ul li {
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list-style-type: square;
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}
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blockquote {
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padding-inline-start: 1em;
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border-inline-start: 4px solid var(--color-primary-element);
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color: var(--color-text-maxcontrast);
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margin-inline: 0;
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}
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}
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</style>
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