66 lines
2.2 KiB
JavaScript
66 lines
2.2 KiB
JavaScript
/**
|
|
* @copyright (c) 2017 Arthur Schiwon <blizzz@arthur-schiwon.de>
|
|
*
|
|
* @author Christoph Wurst <christoph@winzerhof-wurst.at>
|
|
* @author John Molakvoæ <skjnldsv@protonmail.com>
|
|
*
|
|
* @license GNU AGPL version 3 or any later version
|
|
*
|
|
* This program is free software: you can redistribute it and/or modify
|
|
* it under the terms of the GNU Affero General Public License as
|
|
* published by the Free Software Foundation, either version 3 of the
|
|
* License, or (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU Affero General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Affero General Public License
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*
|
|
*/
|
|
|
|
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()
|
|
}
|