2022-07-12 09:00:22 +02:00

257 lines
13 KiB
JavaScript

// Copyright (c) Microsoft Corporation. All rights reserved.
// Licensed under the MIT License. See License.txt in the project root for license information.
import { HttpHeaders, isHttpHeadersLike } from "./httpHeaders";
import { Serializer } from "./serializer";
import { generateUuid } from "./util/utils";
export function isWebResourceLike(object) {
if (typeof object !== "object") {
return false;
}
if (typeof object.url === "string" &&
typeof object.method === "string" &&
typeof object.headers === "object" &&
isHttpHeadersLike(object.headers) &&
typeof object.validateRequestProperties === "function" &&
typeof object.prepare === "function" &&
typeof object.clone === "function") {
return true;
}
return false;
}
/**
* Creates a new WebResource object.
*
* This class provides an abstraction over a REST call by being library / implementation agnostic and wrapping the necessary
* properties to initiate a request.
*
* @constructor
*/
var WebResource = /** @class */ (function () {
function WebResource(url, method, body, query, headers, streamResponseBody, withCredentials, abortSignal, timeout, onUploadProgress, onDownloadProgress, proxySettings, keepAlive, agentSettings, redirectLimit) {
this.streamResponseBody = streamResponseBody;
this.url = url || "";
this.method = method || "GET";
this.headers = isHttpHeadersLike(headers) ? headers : new HttpHeaders(headers);
this.body = body;
this.query = query;
this.formData = undefined;
this.withCredentials = withCredentials || false;
this.abortSignal = abortSignal;
this.timeout = timeout || 0;
this.onUploadProgress = onUploadProgress;
this.onDownloadProgress = onDownloadProgress;
this.proxySettings = proxySettings;
this.keepAlive = keepAlive;
this.agentSettings = agentSettings;
this.redirectLimit = redirectLimit;
}
/**
* Validates that the required properties such as method, url, headers["Content-Type"],
* headers["accept-language"] are defined. It will throw an error if one of the above
* mentioned properties are not defined.
*/
WebResource.prototype.validateRequestProperties = function () {
if (!this.method) {
throw new Error("WebResource.method is required.");
}
if (!this.url) {
throw new Error("WebResource.url is required.");
}
};
/**
* Prepares the request.
* @param {RequestPrepareOptions} options Options to provide for preparing the request.
* @returns {WebResource} Returns the prepared WebResource (HTTP Request) object that needs to be given to the request pipeline.
*/
WebResource.prototype.prepare = function (options) {
if (!options) {
throw new Error("options object is required");
}
if (options.method == undefined || typeof options.method.valueOf() !== "string") {
throw new Error("options.method must be a string.");
}
if (options.url && options.pathTemplate) {
throw new Error("options.url and options.pathTemplate are mutually exclusive. Please provide exactly one of them.");
}
if ((options.pathTemplate == undefined || typeof options.pathTemplate.valueOf() !== "string") &&
(options.url == undefined || typeof options.url.valueOf() !== "string")) {
throw new Error("Please provide exactly one of options.pathTemplate or options.url.");
}
// set the url if it is provided.
if (options.url) {
if (typeof options.url !== "string") {
throw new Error('options.url must be of type "string".');
}
this.url = options.url;
}
// set the method
if (options.method) {
var validMethods = ["GET", "PUT", "HEAD", "DELETE", "OPTIONS", "POST", "PATCH", "TRACE"];
if (validMethods.indexOf(options.method.toUpperCase()) === -1) {
throw new Error('The provided method "' +
options.method +
'" is invalid. Supported HTTP methods are: ' +
JSON.stringify(validMethods));
}
}
this.method = options.method.toUpperCase();
// construct the url if path template is provided
if (options.pathTemplate) {
var pathTemplate_1 = options.pathTemplate, pathParameters_1 = options.pathParameters;
if (typeof pathTemplate_1 !== "string") {
throw new Error('options.pathTemplate must be of type "string".');
}
if (!options.baseUrl) {
options.baseUrl = "https://management.azure.com";
}
var baseUrl = options.baseUrl;
var url_1 = baseUrl +
(baseUrl.endsWith("/") ? "" : "/") +
(pathTemplate_1.startsWith("/") ? pathTemplate_1.slice(1) : pathTemplate_1);
var segments = url_1.match(/({\w*\s*\w*})/gi);
if (segments && segments.length) {
if (!pathParameters_1) {
throw new Error("pathTemplate: " + pathTemplate_1 + " has been provided. Hence, options.pathParameters must also be provided.");
}
segments.forEach(function (item) {
var pathParamName = item.slice(1, -1);
var pathParam = pathParameters_1[pathParamName];
if (pathParam === null ||
pathParam === undefined ||
!(typeof pathParam === "string" || typeof pathParam === "object")) {
throw new Error("pathTemplate: " + pathTemplate_1 + " contains the path parameter " + pathParamName +
(" however, it is not present in " + pathParameters_1 + " - " + JSON.stringify(pathParameters_1, undefined, 2) + ".") +
("The value of the path parameter can either be a \"string\" of the form { " + pathParamName + ": \"some sample value\" } or ") +
("it can be an \"object\" of the form { \"" + pathParamName + "\": { value: \"some sample value\", skipUrlEncoding: true } }."));
}
if (typeof pathParam.valueOf() === "string") {
url_1 = url_1.replace(item, encodeURIComponent(pathParam));
}
if (typeof pathParam.valueOf() === "object") {
if (!pathParam.value) {
throw new Error("options.pathParameters[" + pathParamName + "] is of type \"object\" but it does not contain a \"value\" property.");
}
if (pathParam.skipUrlEncoding) {
url_1 = url_1.replace(item, pathParam.value);
}
else {
url_1 = url_1.replace(item, encodeURIComponent(pathParam.value));
}
}
});
}
this.url = url_1;
}
// append query parameters to the url if they are provided. They can be provided with pathTemplate or url option.
if (options.queryParameters) {
var queryParameters = options.queryParameters;
if (typeof queryParameters !== "object") {
throw new Error("options.queryParameters must be of type object. It should be a JSON object " +
"of \"query-parameter-name\" as the key and the \"query-parameter-value\" as the value. " +
"The \"query-parameter-value\" may be fo type \"string\" or an \"object\" of the form { value: \"query-parameter-value\", skipUrlEncoding: true }.");
}
// append question mark if it is not present in the url
if (this.url && this.url.indexOf("?") === -1) {
this.url += "?";
}
// construct queryString
var queryParams = [];
// We need to populate this.query as a dictionary if the request is being used for Sway's validateRequest().
this.query = {};
for (var queryParamName in queryParameters) {
var queryParam = queryParameters[queryParamName];
if (queryParam) {
if (typeof queryParam === "string") {
queryParams.push(queryParamName + "=" + encodeURIComponent(queryParam));
this.query[queryParamName] = encodeURIComponent(queryParam);
}
else if (typeof queryParam === "object") {
if (!queryParam.value) {
throw new Error("options.queryParameters[" + queryParamName + "] is of type \"object\" but it does not contain a \"value\" property.");
}
if (queryParam.skipUrlEncoding) {
queryParams.push(queryParamName + "=" + queryParam.value);
this.query[queryParamName] = queryParam.value;
}
else {
queryParams.push(queryParamName + "=" + encodeURIComponent(queryParam.value));
this.query[queryParamName] = encodeURIComponent(queryParam.value);
}
}
}
} // end-of-for
// append the queryString
this.url += queryParams.join("&");
}
// add headers to the request if they are provided
if (options.headers) {
var headers = options.headers;
for (var _i = 0, _a = Object.keys(options.headers); _i < _a.length; _i++) {
var headerName = _a[_i];
this.headers.set(headerName, headers[headerName]);
}
}
// ensure accept-language is set correctly
if (!this.headers.get("accept-language")) {
this.headers.set("accept-language", "en-US");
}
// ensure the request-id is set correctly
if (!this.headers.get("x-ms-client-request-id") && !options.disableClientRequestId) {
this.headers.set("x-ms-client-request-id", generateUuid());
}
// default
if (!this.headers.get("Content-Type")) {
this.headers.set("Content-Type", "application/json; charset=utf-8");
}
// set the request body. request.js automatically sets the Content-Length request header, so we need not set it explicilty
this.body = options.body;
if (options.body != undefined) {
// body as a stream special case. set the body as-is and check for some special request headers specific to sending a stream.
if (options.bodyIsStream) {
if (!this.headers.get("Transfer-Encoding")) {
this.headers.set("Transfer-Encoding", "chunked");
}
if (this.headers.get("Content-Type") !== "application/octet-stream") {
this.headers.set("Content-Type", "application/octet-stream");
}
}
else {
if (options.serializationMapper) {
this.body = new Serializer(options.mappers).serialize(options.serializationMapper, options.body, "requestBody");
}
if (!options.disableJsonStringifyOnBody) {
this.body = JSON.stringify(options.body);
}
}
}
this.abortSignal = options.abortSignal;
this.onDownloadProgress = options.onDownloadProgress;
this.onUploadProgress = options.onUploadProgress;
this.redirectLimit = options.redirectLimit;
this.streamResponseBody = options.streamResponseBody;
return this;
};
/**
* Clone this WebResource HTTP request object.
* @returns {WebResource} The clone of this WebResource HTTP request object.
*/
WebResource.prototype.clone = function () {
var result = new WebResource(this.url, this.method, this.body, this.query, this.headers && this.headers.clone(), this.streamResponseBody, this.withCredentials, this.abortSignal, this.timeout, this.onUploadProgress, this.onDownloadProgress, this.proxySettings, this.keepAlive, this.agentSettings, this.redirectLimit);
if (this.formData) {
result.formData = this.formData;
}
if (this.operationSpec) {
result.operationSpec = this.operationSpec;
}
if (this.shouldDeserialize) {
result.shouldDeserialize = this.shouldDeserialize;
}
if (this.operationResponseGetter) {
result.operationResponseGetter = this.operationResponseGetter;
}
return result;
};
return WebResource;
}());
export { WebResource };
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