mirror of https://github.com/nextcloud/server
78 lines
2.3 KiB
JavaScript
78 lines
2.3 KiB
JavaScript
/**
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* @copyright (c) 2017 Arthur Schiwon <blizzz@arthur-schiwon.de>
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*
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* @author Christoph Wurst <christoph@winzerhof-wurst.at>
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* @author John Molakvoæ <skjnldsv@protonmail.com>
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*
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* @license GNU AGPL version 3 or any later version
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of the
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* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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import $ from 'jquery'
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/*
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* Detects links:
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* Either the http(s) protocol is given or two strings, basically limited to ascii with the last
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* word being at least one digit long,
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* followed by at least another character
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*
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* The downside: anything not ascii is excluded. Not sure how common it is in areas using different
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* alphabets… the upside: fake domains with similar looking characters won't be formatted as links
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*/
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const urlRegex = /(\s|^)(https?:\/\/)?((?:[-A-Z0-9+_]+\.)+[-A-Z]+(?:\/[-A-Z0-9+&@#%?=~_|!:,.;()]*)*)(\s|$)/ig
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/**
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* @param {any} content -
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*/
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export function plainToRich(content) {
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return this.formatLinksRich(content)
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}
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/**
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* @param {any} content -
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*/
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export function richToPlain(content) {
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return this.formatLinksPlain(content)
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}
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/**
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* @param {any} content -
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*/
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export function formatLinksRich(content) {
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return content.replace(urlRegex, function(_, leadingSpace, protocol, url, trailingSpace) {
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let linkText = url
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if (!protocol) {
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protocol = 'https://'
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} else if (protocol === 'http://') {
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linkText = protocol + url
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}
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return leadingSpace + '<a class="external" target="_blank" rel="noopener noreferrer" href="' + protocol + url + '">' + linkText + '</a>' + trailingSpace
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})
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}
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/**
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* @param {any} content -
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*/
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export function formatLinksPlain(content) {
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const $content = $('<div></div>').html(content)
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$content.find('a').each(function() {
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const $this = $(this)
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$this.html($this.attr('href'))
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})
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return $content.html()
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}
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