core/src/Util/escapeHTML.js


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/*
 * @copyright 2019 Christoph Wurst <christoph@winzerhof-wurst.at>
 *
 * @author 2019 Christoph Wurst <christoph@winzerhof-wurst.at>
 *
 * @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/>.
 */

/**
 * Sanitizes a HTML string by replacing all potential dangerous characters with HTML entities
 * @param {string} s String to sanitize
 * @returns {string} Sanitized string
 */
export default function escapeHTML(s) {
	return s.toString()
		.split('&')
		.join('&amp;')
		.split('<')
		.join('&lt;').split('>')
		.join('&gt;').split('"')
		.join('&quot;').split('\'')
		.join('&#039;')
}