zaccl
Version:
The Zoom App Complete Connection Library, a project that handles everything required to build a zoom-integrated app.
144 lines • 7.54 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 (g && (g = 0, op[0] && (_ = 0)), _) 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 };
}
};
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
// Import axios
var axios_1 = __importDefault(require("axios"));
// Import shared classes
var Mutex_1 = __importDefault(require("../classes/Mutex"));
var ZACCLError_1 = __importDefault(require("../classes/ZACCLError"));
// Import shared types
var ErrorCode_1 = __importDefault(require("../types/ErrorCode"));
var ZoomAPIConfigType_1 = __importDefault(require("../../types/ZoomAPIConfigType"));
/*------------------------------------------------------------------------*/
/* ---------------------------- Static State ---------------------------- */
/*------------------------------------------------------------------------*/
// Current cached access token
var accessToken = null;
// Timestamp of when the current access token expires
var expiryTimestamp = 0;
// Mutex to lock when modifying access token
var accessTokenMutex = new Mutex_1.default();
/*------------------------------------------------------------------------*/
/* ------------------------------ Constants ----------------------------- */
/*------------------------------------------------------------------------*/
// Buffer time (how long before the token expires should we refresh it)
var BUFFER_TIME_MS = 15 * 60 * 1000;
/*------------------------------------------------------------------------*/
/* -------------------------------- Main -------------------------------- */
/*------------------------------------------------------------------------*/
/**
* Get a current Zoom access token
* @author Gabe Abrams
* @param zoomAPIConfig the original config for the Zoom API
* @returns access token that's currently valid
*/
var getCurrentOAuthAccessToken = function (zoomAPIConfig) { return __awaiter(void 0, void 0, void 0, function () {
var unlock, res, err_1;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
// Throw error if wrong type of config
if (zoomAPIConfig.type !== ZoomAPIConfigType_1.default.OAuth) {
throw new ZACCLError_1.default({
message: 'Wrong Zoom API config: must be OAuth in order to get current access token',
code: ErrorCode_1.default.WrongZoomAPIConfig,
});
}
unlock = function () { };
_a.label = 1;
case 1:
_a.trys.push([1, 5, 6, 7]);
return [4 /*yield*/, accessTokenMutex.lock()];
case 2:
// Lock mutex
unlock = _a.sent();
if (!
// Token has never been cached
(!accessToken
// Token has expired
|| (Date.now() + BUFFER_TIME_MS > expiryTimestamp)))
// Token has never been cached
return [3 /*break*/, 4];
return [4 /*yield*/, (0, axios_1.default)({
method: 'POST',
url: "https://".concat(zoomAPIConfig.zoomHost, "/oauth/token?grant_type=account_credentials&account_id=").concat(zoomAPIConfig.accountId),
headers: {
'Content-Type': 'application/x-www-form-urlencoded',
Authorization: "Basic ".concat(Buffer.from("".concat(zoomAPIConfig.clientId, ":").concat(zoomAPIConfig.clientSecret)).toString('base64')),
},
})];
case 3:
res = _a.sent();
accessToken = res.data.access_token;
expiryTimestamp = (
// Current timestamp
Date.now()
// + lifespan
+ (res.data.expires_in * 1000)
// - five minutes of buffer time
- (5 * 60 * 1000));
_a.label = 4;
case 4: return [3 /*break*/, 7];
case 5:
err_1 = _a.sent();
throw new ZACCLError_1.default({
message: 'Failed to get access token',
code: ErrorCode_1.default.FailedToGetAccessToken,
});
case 6:
// Unlock mutex
unlock();
return [7 /*endfinally*/];
case 7:
// Make sure we have an access token
if (!accessToken) {
throw new ZACCLError_1.default({
message: 'Failed to get access token',
code: ErrorCode_1.default.FailedToGetAccessToken,
});
}
// Return the access token
return [2 /*return*/, accessToken];
}
});
}); };
exports.default = getCurrentOAuthAccessToken;
//# sourceMappingURL=getCurrentOAuthAccessToken.js.map