55 lines
1.8 KiB
JavaScript
55 lines
1.8 KiB
JavaScript
/**
|
|
* Copyright 2009 Google Inc.
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS-IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
|
|
var HTML_ENTITY_MAP = {
|
|
'&': '&'
|
|
, '<': '<'
|
|
, '>': '>'
|
|
, '"': '"'
|
|
, "'": '''
|
|
, '/': '/'
|
|
};
|
|
|
|
// OSWASP Guidlines: &, <, >, ", ' plus forward slash.
|
|
var HTML_CHARACTERS_EXPRESSION = /[&"'<>\/]/g;
|
|
function escapeHTML(text) {
|
|
return text && text.replace(HTML_CHARACTERS_EXPRESSION, function (c) {
|
|
return HTML_ENTITY_MAP[c] || c;
|
|
});
|
|
}
|
|
|
|
// OSWASP Guidlines: escape all non alphanumeric characters in ASCII space.
|
|
var HTML_ATTRIBUTE_CHARACTERS_EXPRESSION =
|
|
/[\x00-\x2F\x3A-\x40\5B-\x60\x7B-\xFF]/g;
|
|
function escapeHTMLAttribute(text) {
|
|
return text && text.replace(HTML_ATTRIBUTE_CHARACTERS_EXPRESSION, function (c) {
|
|
return "&#x" + ('00' + c.charCodeAt(0).toString(16)).slice(-2) + ";";
|
|
});
|
|
};
|
|
|
|
// OSWASP Guidlines: escape all non alphanumeric characters in ASCII space.
|
|
var JAVASCRIPT_CHARACTERS_EXPRESSION =
|
|
/[\x00-\x2F\x3A-\x40\5B-\x60\x7B-\xFF]/g;
|
|
function escapeJavaScriptData(text) {
|
|
return text && text.replace(JAVASCRIPT_CHARACTERS_EXPRESSION, function (c) {
|
|
return "\\x" + ('00' + c.charCodeAt(0).toString(16)).slice(-2);
|
|
});
|
|
}
|
|
|
|
exports.escapeHTML = escapeHTML;
|
|
exports.escapeHTMLAttribute = escapeHTMLAttribute;
|
|
exports.escapeJavaScriptData = escapeJavaScriptData;
|