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107 lines (91 loc) · 3.98 KB
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/* Copyright© 2000 - 2021 SuperMap Software Co.Ltd. All rights reserved.
* This program are made available under the terms of the Apache License, Version 2.0
* which accompanies this distribution and is available at http://www.apache.org/licenses/LICENSE-2.0.html.*/
import { SuperMap } from '../SuperMap';
import { ServerType } from '../REST';
import { SecurityManager } from '../security/SecurityManager';
import { Credential } from '../commontypes/Credential';
import { FetchRequest } from '../util/FetchRequest';
/**
* @class SuperMap.iPortalServiceBase
* @classdesc iPortal 服务基类（有权限限制的类需要实现此类）。
* @category iPortal/Online
* @param {string} url - iPortal 服务地址。
* @param {Object} options - 可选参数。
* @param {boolean} [options.withCredentials=false] - 请求是否携带 cookie。
* @param {boolean} [options.crossOrigin] - 是否允许跨域请求。
* @param {Object} [options.headers] - 请求头。
*/
export class IPortalServiceBase {
constructor(url, options) {
options = options || {};
this.serviceUrl = url;
this.serverType = ServerType.iPortal;
this.CLASS_NAME = "SuperMap.iPortalServiceBase";
this.withCredentials = options.withCredentials || false;
this.crossOrigin = options.crossOrigin
this.headers = options.headers
}
/**
* @function SuperMap.iPortalServiceBase.prototype.request
* @description 子类统一通过该方法发送请求。
* @param {string} [method='GET'] - 请求类型。
* @param {string} url - 服务地址。
* @param {Object} param - 请求参数。
* @param {Object} [requestOptions] - fetch 请求配置项。
* @returns {Promise} 返回包含请求结果的 Promise 对象。
*/
request(method, url, param, requestOptions = {headers: this.headers, crossOrigin: this.crossOrigin, withCredentials: this.withCredentials }) {
url = this.createCredentialUrl(url);
return FetchRequest.commit(method, url, param, requestOptions).then(function (response) {
return response.json();
});
}
/**
* @function SuperMap.iPortalServiceBase.prototype.createCredentialUrl
* @description 追加授权信息。
* @param {string} url - 创建证书 URL 地址。
* @returns {string} 携带 token 或 key 的新地址。
*/
createCredentialUrl(url) {
var newUrl = url,
credential = this.getCredential();
if (credential) {
var endStr = newUrl.substring(newUrl.length - 1, newUrl.length);
if (newUrl.indexOf("?") > -1 && endStr === "?") {
newUrl += credential.getUrlParameters();
} else if (newUrl.indexOf("?") > -1 && endStr !== "?") {
newUrl += "&" + credential.getUrlParameters();
} else {
newUrl += "?" + credential.getUrlParameters();
}
}
return newUrl;
}
/**
* @function SuperMap.iPortalServiceBase.prototype.getCredential
* @description 获取 token。
* @returns {string} 返回获取的 token。
*
*/
getCredential() {
var credential,
value = SecurityManager.getToken(this.serviceUrl);
credential = value ? new Credential(value, "token") : null;
if (!credential) {
value = this.getKey();
credential = value ? new Credential(value, "key") : null;
}
return credential;
}
/**
* @function SuperMap.iPortalServiceBase.prototype.getKey
* @description 其子类需要重写该方法，修改其中获取 key 的字段，存储 key 可能是服务 ID 字段，可能是 URL。
*/
getKey() {
//return SuperMap.SecurityManager.getKey(this.id);
//或
//return SuperMap.SecurityManager.getKey(this.serviceUrl);
}
}
SuperMap.iPortalServiceBase = IPortalServiceBase;