in Helper.urls2links(), encode HTML entities, find and insert links, partially decoding only the href property of it

This commit is contained in:
El RIDO 2020-02-29 09:37:54 +01:00
parent d2e9e47b67
commit 5340f417e0
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GPG key ID: 0F5C940A6BD81F92
4 changed files with 25 additions and 13 deletions

View file

@ -297,10 +297,25 @@ jQuery.PrivateBin = (function($, RawDeflate) {
*/
me.urls2links = function(html)
{
return html.replace(
/(((https?|ftp):\/\/[\w?!=&.\/-;#@~%+*-]+(?![\w\s?!&.\/;#~%"=-]*>))|((magnet):[\w?=&.\/-;#@~%+*-]+))/ig,
'<a href="$1" rel="nofollow">$1</a>'
);
let reverseEntityMap = {};
for (let entity of ['&', '"', '/', '=']) {
reverseEntityMap[entityMap[entity]] = entity;
}
const entityRegex = new RegExp(Object.keys(reverseEntityMap).join('|'), 'g');
// encode HTML entities, find and insert links, partially decoding only the href property of it
return me.htmlEntities(html)
.replace(
/(((https?|ftp):&#x2F;&#x2F;[\w?!&.-;#@~%+*-]+(?![\w\s?!&.;#~%-]*>))|((magnet):[\w?&.-;#@~%+*-]+))/ig,
function(encodedUrl) {
let decodedUrl = encodedUrl.replace(
entityRegex, function(entity) {
return reverseEntityMap[entity];
}
);
return '<a href="' + decodedUrl + '" rel="nofollow">' + encodedUrl + '</a>';
}
)
};
/**

View file

@ -81,7 +81,7 @@ describe('Helper', function () {
'ignores non-URL content',
'string',
function (content) {
return content === $.PrivateBin.Helper.urls2links(content);
return $.PrivateBin.Helper.htmlEntities(content) === $.PrivateBin.Helper.urls2links(content);
}
);
jsc.property(
@ -95,8 +95,7 @@ describe('Helper', function () {
function (prefix, schema, address, query, fragment, postfix) {
query = query.join('');
fragment = fragment.join('');
prefix = $.PrivateBin.Helper.htmlEntities(prefix);
postfix = ' ' + $.PrivateBin.Helper.htmlEntities(postfix);
postfix = ' ' + postfix;
let url = schema + '://' + address.join('') + '/?' + query + '#' + fragment;
// special cases: When the query string and fragment imply the beginning of an HTML entity, eg. &#0 or &#x
@ -109,7 +108,7 @@ describe('Helper', function () {
postfix = '';
}
return prefix + '<a href="' + url + '" rel="nofollow">' + url + '</a>' + postfix === $.PrivateBin.Helper.urls2links(prefix + url + postfix);
return $.PrivateBin.Helper.htmlEntities(prefix) + '<a href="' + url + '" rel="nofollow">' + $.PrivateBin.Helper.htmlEntities(url) + '</a>' + $.PrivateBin.Helper.htmlEntities(postfix) === $.PrivateBin.Helper.urls2links(prefix + url + postfix);
}
);
jsc.property(
@ -118,10 +117,8 @@ describe('Helper', function () {
jsc.array(common.jscQueryString()),
'string',
function (prefix, query, postfix) {
prefix = $.PrivateBin.Helper.htmlEntities(prefix);
postfix = $.PrivateBin.Helper.htmlEntities(postfix);
let url = 'magnet:?' + query.join('').replace(/^&+|&+$/gm,'');
return prefix + '<a href="' + url + '" rel="nofollow">' + url + '</a> ' + postfix === $.PrivateBin.Helper.urls2links(prefix + url + ' ' + postfix);
return $.PrivateBin.Helper.htmlEntities(prefix) + '<a href="' + url + '" rel="nofollow">' + $.PrivateBin.Helper.htmlEntities(url) + '</a> ' + $.PrivateBin.Helper.htmlEntities(postfix) === $.PrivateBin.Helper.urls2links(prefix + url + ' ' + postfix);
}
);
});

View file

@ -72,7 +72,7 @@ endif;
?>
<script type="text/javascript" data-cfasync="false" src="js/purify-2.0.8.js" integrity="sha512-QwcEKGuEmKtMguCO9pqNtUtZqq9b/tJ8gNr5qhY8hykq3zKTlDOvpZAmf6Rs8yH35Bz1ZdctUjj2qEWxT5aXCg==" crossorigin="anonymous"></script>
<script type="text/javascript" data-cfasync="false" src="js/legacy.js?<?php echo rawurlencode($VERSION); ?>" integrity="sha512-LYos+qXHIRqFf5ZPNphvtTB0cgzHUizu2wwcOwcwz/VIpRv9lpcBgPYz4uq6jx0INwCAj6Fbnl5HoKiLufS2jg==" crossorigin="anonymous"></script>
<script type="text/javascript" data-cfasync="false" src="js/privatebin.js?<?php echo rawurlencode($VERSION); ?>" integrity="sha512-YrCefSac8MOPuEvP3IJTSt6svl0P34qwnFy6czhtOJ6yN6ykmmrFdXKWMmD/gyp+hBnFdQnkC7o3GtrjuZkZgA==" crossorigin="anonymous"></script>
<script type="text/javascript" data-cfasync="false" src="js/privatebin.js?<?php echo rawurlencode($VERSION); ?>" integrity="sha512-TJnv+hN/muDppfHqKPn8WDN9DTIlzrizLc283g/1wfJ/gS8Lk9x5fBebAPApPoVPasryUgkh3xPJ0ptImT6jbQ==" crossorigin="anonymous"></script>
<link rel="apple-touch-icon" href="img/apple-touch-icon.png?<?php echo rawurlencode($VERSION); ?>" sizes="180x180" />
<link rel="icon" type="image/png" href="img/favicon-32x32.png?<?php echo rawurlencode($VERSION); ?>" sizes="32x32" />
<link rel="icon" type="image/png" href="img/favicon-16x16.png?<?php echo rawurlencode($VERSION); ?>" sizes="16x16" />

View file

@ -50,7 +50,7 @@ endif;
?>
<script type="text/javascript" data-cfasync="false" src="js/purify-2.0.8.js" integrity="sha512-QwcEKGuEmKtMguCO9pqNtUtZqq9b/tJ8gNr5qhY8hykq3zKTlDOvpZAmf6Rs8yH35Bz1ZdctUjj2qEWxT5aXCg==" crossorigin="anonymous"></script>
<script type="text/javascript" data-cfasync="false" src="js/legacy.js?<?php echo rawurlencode($VERSION); ?>" integrity="sha512-LYos+qXHIRqFf5ZPNphvtTB0cgzHUizu2wwcOwcwz/VIpRv9lpcBgPYz4uq6jx0INwCAj6Fbnl5HoKiLufS2jg==" crossorigin="anonymous"></script>
<script type="text/javascript" data-cfasync="false" src="js/privatebin.js?<?php echo rawurlencode($VERSION); ?>" integrity="sha512-YrCefSac8MOPuEvP3IJTSt6svl0P34qwnFy6czhtOJ6yN6ykmmrFdXKWMmD/gyp+hBnFdQnkC7o3GtrjuZkZgA==" crossorigin="anonymous"></script>
<script type="text/javascript" data-cfasync="false" src="js/privatebin.js?<?php echo rawurlencode($VERSION); ?>" integrity="sha512-TJnv+hN/muDppfHqKPn8WDN9DTIlzrizLc283g/1wfJ/gS8Lk9x5fBebAPApPoVPasryUgkh3xPJ0ptImT6jbQ==" crossorigin="anonymous"></script>
<link rel="apple-touch-icon" href="img/apple-touch-icon.png?<?php echo rawurlencode($VERSION); ?>" sizes="180x180" />
<link rel="icon" type="image/png" href="img/favicon-32x32.png?<?php echo rawurlencode($VERSION); ?>" sizes="32x32" />
<link rel="icon" type="image/png" href="img/favicon-16x16.png?<?php echo rawurlencode($VERSION); ?>" sizes="16x16" />