@coolio/auth-interceptor
Version:
Authentication interceptor for Coolio
154 lines • 7.95 kB
JavaScript
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
var __generator = (this && this.__generator) || function (thisArg, body) {
var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;
return g = { next: verb(0), "throw": verb(1), "return": verb(2) }, typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g;
function verb(n) { return function (v) { return step([n, v]); }; }
function step(op) {
if (f) throw new TypeError("Generator is already executing.");
while (_) try {
if (f = 1, y && (t = op[0] & 2 ? y["return"] : op[0] ? y["throw"] || ((t = y["return"]) && t.call(y), 0) : y.next) && !(t = t.call(y, op[1])).done) return t;
if (y = 0, t) op = [op[0] & 2, t.value];
switch (op[0]) {
case 0: case 1: t = op; break;
case 4: _.label++; return { value: op[1], done: false };
case 5: _.label++; y = op[1]; op = [0]; continue;
case 7: op = _.ops.pop(); _.trys.pop(); continue;
default:
if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }
if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }
if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }
if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }
if (t[2]) _.ops.pop();
_.trys.pop(); continue;
}
op = body.call(thisArg, _);
} catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }
if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };
}
};
import { HttpCode, HttpResponseError, isHttpResponseError } from '@coolio/http';
import { SimpleQueue } from './simpleQueue';
import { AuthError } from './authError';
export var hasUnauthorizedResponseCode = function (response) { return response.status === HttpCode.UNAUTHORIZED; };
export var isUnauthorizedError = function (error) { return isHttpResponseError(error) && hasUnauthorizedResponseCode(error.response); };
var AuthInterceptor = (function () {
function AuthInterceptor(options) {
this.options = options;
this.queue = new SimpleQueue();
}
Object.defineProperty(AuthInterceptor.prototype, "pendingRequestCount", {
get: function () {
return this.queue.length;
},
enumerable: true,
configurable: true
});
AuthInterceptor.prototype.onIntercept = function (request, options) {
var _this = this;
if (this.options.canAuthorize(options)) {
return function () { return _this.queue.put(function () { return __awaiter(_this, void 0, void 0, function () {
var _this = this;
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4, Promise.resolve(this.options.setAuthorizationData(options))];
case 1:
_a.sent();
return [4, this.handleUnauthorizedResponse(request, function () { return __awaiter(_this, void 0, void 0, function () {
var _this = this;
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4, this.requestReauthorization()];
case 1:
_a.sent();
return [4, Promise.resolve(this.options.setAuthorizationData(options))];
case 2:
_a.sent();
return [2, this.handleUnauthorizedResponse(request, function (error) { return _this.handleAuthorizationError(error); })];
}
});
}); })];
case 2: return [2, _a.sent()];
}
});
}); }); };
}
return request;
};
AuthInterceptor.prototype.requestReauthorization = function () {
return __awaiter(this, void 0, void 0, function () {
var error_1;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
_a.trys.push([0, 2, , 4]);
return [4, Promise.resolve(this.options.reauthorize())];
case 1:
_a.sent();
return [3, 4];
case 2:
error_1 = _a.sent();
return [4, this.handleAuthorizationError(error_1)];
case 3:
_a.sent();
return [3, 4];
case 4: return [2];
}
});
});
};
;
AuthInterceptor.prototype.handleAuthorizationError = function (error) {
return __awaiter(this, void 0, void 0, function () {
var authError;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
authError = new AuthError('Reauthorization failed or credentials are invalid.', error);
this.queue.clean(authError);
return [4, Promise.resolve(this.options.onAuthorizationFailure(authError))];
case 1:
_a.sent();
throw authError;
}
});
});
};
AuthInterceptor.prototype.handleUnauthorizedResponse = function (request, onUnauthorizedResponse) {
return __awaiter(this, void 0, void 0, function () {
var response, error_2;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
_a.trys.push([0, 2, , 4]);
return [4, request()];
case 1:
response = _a.sent();
if (hasUnauthorizedResponseCode(response)) {
throw new HttpResponseError(response);
}
return [2, response];
case 2:
error_2 = _a.sent();
if (!isUnauthorizedError(error_2)) {
throw error_2;
}
return [4, onUnauthorizedResponse(error_2)];
case 3: return [2, _a.sent()];
case 4: return [2];
}
});
});
};
return AuthInterceptor;
}());
export { AuthInterceptor };
export var createAuthInterceptor = function (options) { return new AuthInterceptor(options); };
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