2019-02-12 01:18:43 +00:00

68 lines
2.1 KiB
TypeScript

/*!
* @license
* Copyright 2019 Alfresco Software, Ltd.
*
* 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.
*/
import { Injectable } from '@angular/core';
@Injectable({
providedIn: 'root'
})
export class CookieService {
/**
* Checks if cookies are enabled.
* @returns True if enabled, false otherwise
*/
isEnabled(): boolean {
// for certain scenarios Chrome may say 'true' but have cookies still disabled
if (navigator.cookieEnabled === false) {
return false;
}
document.cookie = 'test-cookie';
return document.cookie.indexOf('test-cookie') >= 0;
}
/**
* Retrieves a cookie by its key.
* @param key Key to identify the cookie
* @returns The cookie data or null if it is not found
*/
getItem(key: string): string | null {
const regexp = new RegExp('(?:' + key + '|;\s*' + key + ')=(.*?)(?:;|$)', 'g');
const result = regexp.exec(document.cookie);
return (result === null) ? null : result[1];
}
/**
* Sets a cookie.
* @param key Key to identify the cookie
* @param data Data value to set for the cookie
* @param expiration Expiration date of the data
* @param path "Pathname" to store the cookie
*/
setItem(key: string, data: string, expiration: Date | null, path: string | null): void {
document.cookie = `${key}=${data}` +
(expiration ? ';expires=' + expiration.toUTCString() : '') +
(path ? `;path=${path}` : ';path=/');
}
/** Placeholder for testing purposes - do not use. */
clear() {
/* placeholder for testing purposes */
}
}