nextcloud/core/src/OCP/comments.js

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/**
* @copyright (c) 2017 Arthur Schiwon <blizzz@arthur-schiwon.de>
*
* @author Arthur Schiwon <blizzz@arthur-schiwon.de>
*
* This file is licensed under the Affero General Public License version 3 or
* later. See the COPYING file.
*/
import $ from 'jquery'
/*
* Detects links:
* Either the http(s) protocol is given or two strings, basically limited to ascii with the last
* word being at least one digit long,
* followed by at least another character
*
* The downside: anything not ascii is excluded. Not sure how common it is in areas using different
* alphabets the upside: fake domains with similar looking characters won't be formatted as links
*/
const urlRegex = /(\s|^)(https?:\/\/)?((?:[-A-Z0-9+_]+\.)+[-A-Z]+(?:\/[-A-Z0-9+&@#%?=~_|!:,.;()]*)*)(\s|$)/ig;
export function plainToRich (content) {
return this.formatLinksRich(content);
}
export function richToPlain (content) {
return this.formatLinksPlain(content);
}
export function formatLinksRich (content) {
return content.replace(urlRegex, function (_, leadingSpace, protocol, url, trailingSpace) {
let linkText = url;
if (!protocol) {
protocol = 'https://';
} else if (protocol === 'http://') {
linkText = protocol + url;
}
return leadingSpace + '<a class="external" target="_blank" rel="noopener noreferrer" href="' + protocol + url + '">' + linkText + '</a>' + trailingSpace;
});
}
export function formatLinksPlain (content) {
const $content = $('<div></div>').html(content);
$content.find('a').each(function () {
const $this = $(this);
$this.html($this.attr('href'));
});
return $content.html();
}