jodit/src/modules/Cookie.ts

Jodit is awesome and usefully wysiwyg editor with filebrowser

/*!
 * Jodit Editor (https://xdsoft.net/jodit/)
 * Licensed under GNU General Public License version 2 or later or a commercial license or MIT;
 * For GPL see LICENSE-GPL.txt in the project root for license information.
 * For MIT see LICENSE-MIT.txt in the project root for license information.
 * For commercial licenses see https://xdsoft.net/jodit/commercial/
 * Copyright (c) 2013-2019 Valeriy Chupurnov. All rights reserved. https://xdsoft.net
 */

import { IStorage } from '../types';

export class Cookie implements IStorage {
	/**
	 * Set cookie value
	 *
	 * @method set
	 * @param {string|number} name
	 * @param {string|number} value
	 * @param {int} [days] if it value < 0 cookie removed
	 * @example
	 * ```javascript
	 * Jodit.modules.Cookie.set('somename', somevalue, 5);
	 * ```
	 */
	public set(name: string | number, value: string | number, days?: number) {
		let expires: string, date;

		if (days) {
			date = new Date();
			date.setTime(date.getTime() + days * 24 * 60 * 60 * 1000);
			expires = '; expires=' + date.toUTCString();
		} else {
			expires = '';
		}

		document.cookie = name + '=' + value + expires + '; path=/';
	}

	/**
	 * Get cookie value by key
	 *
	 * @method get
	 * @param {string} name
	 * @return {string}
	 * @example
	 * ```javascript
	 * console.log(Jodit.modules.Cookie.get('somename'));
	 * ```
	 */
	public get(name: string): string | null {
		const nameEQ: string = name + '=',
			ca = document.cookie.split(';');
		let i: number, c: string;

		for (i = 0; i < ca.length; i += 1) {
			c = ca[i];
			while (c.charAt(0) === ' ') {
				c = c.substring(1, c.length);
			}
			if (c.indexOf(nameEQ) === 0) {
				return c.substring(nameEQ.length, c.length);
			}
		}

		return null;
	}

	/**
	 * Remove cookie by key
	 *
	 * @method remove
	 * @param {string} name
	 * @example
	 * ```javascript
	 * Jodit.modules.Cookie.remove('somename');
	 * ```
	 */
	public remove(name: string) {
		this.set(name, '', -1);
	}
}