nextcloud/core/js/public/comments.js

61 lines
1.7 KiB
JavaScript

/**
* @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.
*/
(function(OCP) {
"use strict";
OCP.Comments = {
/*
* 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
*/
urlRegex: /(\b(https?:\/\/|([-A-Z0-9+_])*\.([-A-Z])+)[-A-Z0-9+&@#\/%?=~_|!:,.;()]*[-A-Z0-9+&@#\/%=~_|()])/ig,
protocolRegex: /^https:\/\//,
plainToRich: function(content) {
content = this.formatLinksRich(content);
return content;
},
richToPlain: function(content) {
content = this.formatLinksPlain(content);
return content;
},
formatLinksRich: function(content) {
var self = this;
return content.replace(this.urlRegex, function(url) {
var hasProtocol = (url.indexOf('https://') !== -1) || (url.indexOf('http://') !== -1);
if(!hasProtocol) {
url = 'https://' + url;
}
var linkText = url.replace(self.protocolRegex, '');
return '<a class="external" target="_blank" rel="noopener noreferrer" href="' + url + '">' + linkText + '</a>';
});
},
formatLinksPlain: function(content) {
var $content = $('<div></div>').html(content);
$content.find('a').each(function () {
var $this = $(this);
$this.html($this.attr('href'));
});
return $content.html();
}
};
})(OCP);