nextcloud/core/js/public/comments.js

60 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: /(\s|^)(https?:\/\/)?((?:[-A-Z0-9+_]*\.)+[-A-Z]+(?:\/[-A-Z0-9+&@#%?=~_|!:,.;()]*)*)(\s|$)/ig,
plainToRich: function(content) {
content = this.formatLinksRich(content);
return content;
},
richToPlain: function(content) {
content = this.formatLinksPlain(content);
return content;
},
formatLinksRich: function(content) {
return content.replace(this.urlRegex, function(_, leadingSpace, protocol, url, trailingSpace) {
var 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;
});
},
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);