@microsoft/microsoft-graph-client
Version:
Microsoft Graph Client Library
97 lines • 4.75 kB
JavaScript
;
/**
* -------------------------------------------------------------------------------------------
* Copyright (c) Microsoft Corporation. All Rights Reserved. Licensed under the MIT License.
* See License in the project root for license information.
* -------------------------------------------------------------------------------------------
*/
Object.defineProperty(exports, "__esModule", { value: true });
exports.AuthenticationHandler = void 0;
var tslib_1 = require("tslib");
/**
* @module AuthenticationHandler
*/
var GraphRequestUtil_1 = require("../GraphRequestUtil");
var MiddlewareControl_1 = require("./MiddlewareControl");
var MiddlewareUtil_1 = require("./MiddlewareUtil");
var AuthenticationHandlerOptions_1 = require("./options/AuthenticationHandlerOptions");
var TelemetryHandlerOptions_1 = require("./options/TelemetryHandlerOptions");
/**
* @class
* @implements Middleware
* Class representing AuthenticationHandler
*/
var AuthenticationHandler = /** @class */ (function () {
/**
* @public
* @constructor
* Creates an instance of AuthenticationHandler
* @param {AuthenticationProvider} authenticationProvider - The authentication provider for the authentication handler
*/
function AuthenticationHandler(authenticationProvider) {
this.authenticationProvider = authenticationProvider;
}
/**
* @public
* @async
* To execute the current middleware
* @param {Context} context - The context object of the request
* @returns A Promise that resolves to nothing
*/
AuthenticationHandler.prototype.execute = function (context) {
return tslib_1.__awaiter(this, void 0, void 0, function () {
var url, options, authenticationProvider, authenticationProviderOptions, token, bearerKey;
return tslib_1.__generator(this, function (_a) {
switch (_a.label) {
case 0:
url = typeof context.request === "string" ? context.request : context.request.url;
if (!((0, GraphRequestUtil_1.isGraphURL)(url) || (context.customHosts && (0, GraphRequestUtil_1.isCustomHost)(url, context.customHosts)))) return [3 /*break*/, 2];
options = void 0;
if (context.middlewareControl instanceof MiddlewareControl_1.MiddlewareControl) {
options = context.middlewareControl.getMiddlewareOptions(AuthenticationHandlerOptions_1.AuthenticationHandlerOptions);
}
authenticationProvider = void 0;
authenticationProviderOptions = void 0;
if (options) {
authenticationProvider = options.authenticationProvider;
authenticationProviderOptions = options.authenticationProviderOptions;
}
if (!authenticationProvider) {
authenticationProvider = this.authenticationProvider;
}
return [4 /*yield*/, authenticationProvider.getAccessToken(authenticationProviderOptions)];
case 1:
token = _a.sent();
bearerKey = "Bearer ".concat(token);
(0, MiddlewareUtil_1.appendRequestHeader)(context.request, context.options, AuthenticationHandler.AUTHORIZATION_HEADER, bearerKey);
TelemetryHandlerOptions_1.TelemetryHandlerOptions.updateFeatureUsageFlag(context, TelemetryHandlerOptions_1.FeatureUsageFlag.AUTHENTICATION_HANDLER_ENABLED);
return [3 /*break*/, 3];
case 2:
if (context.options.headers) {
delete context.options.headers[AuthenticationHandler.AUTHORIZATION_HEADER];
}
_a.label = 3;
case 3: return [4 /*yield*/, this.nextMiddleware.execute(context)];
case 4: return [2 /*return*/, _a.sent()];
}
});
});
};
/**
* @public
* To set the next middleware in the chain
* @param {Middleware} next - The middleware instance
* @returns Nothing
*/
AuthenticationHandler.prototype.setNext = function (next) {
this.nextMiddleware = next;
};
/**
* @private
* A member representing the authorization header name
*/
AuthenticationHandler.AUTHORIZATION_HEADER = "Authorization";
return AuthenticationHandler;
}());
exports.AuthenticationHandler = AuthenticationHandler;
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