@webuildbots/webuildbots-sdk
Version:
webuildbots sdk
125 lines (124 loc) • 6.51 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 };
}
};
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.WebhookClient = void 0;
var md5_1 = __importDefault(require("md5"));
var jsonwebtoken_1 = __importDefault(require("jsonwebtoken"));
var http_status_codes_1 = require("http-status-codes");
var logger_1 = __importDefault(require("wbb-logger/dist/logger"));
var response_builder_1 = __importDefault(require("../builder/response-builder"));
var logger = new logger_1.default('webhook-client.ts');
var WebhookClient = /** @class */ (function () {
function WebhookClient(secret) {
this.secret = secret;
this.handlerMap = {};
}
WebhookClient.prototype.addHandler = function (handlerName, handler) {
if (this.handlerMap[handlerName]) {
throw Error("\"" + handlerName + "\" has already been added");
}
this.handlerMap[handlerName] = handler;
return this;
};
WebhookClient.prototype.handleRequest = function (body, token) {
return __awaiter(this, void 0, void 0, function () {
var request, handlerName, handler, builder, err_1;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
// Verify the request if not public function
if (this.secret) {
try {
this.verifyPayload(body, token);
}
catch (err) {
logger.warn(err);
return [2 /*return*/, {
status: http_status_codes_1.StatusCodes.UNAUTHORIZED,
body: http_status_codes_1.ReasonPhrases.UNAUTHORIZED
}];
}
}
request = JSON.parse(body);
handlerName = request.functionBlock.function.handlerName;
handler = this.handlerMap[handlerName];
if (!handler) {
return [2 /*return*/, {
status: http_status_codes_1.StatusCodes.NOT_FOUND,
body: "No handler for " + handlerName
}];
}
_a.label = 1;
case 1:
_a.trys.push([1, 3, , 4]);
builder = new response_builder_1.default();
return [4 /*yield*/, handler(request, builder)];
case 2:
_a.sent();
return [2 /*return*/, {
status: http_status_codes_1.StatusCodes.OK,
body: builder.build()
}];
case 3:
err_1 = _a.sent();
logger.error(err_1);
return [2 /*return*/, {
status: http_status_codes_1.StatusCodes.INTERNAL_SERVER_ERROR,
body: http_status_codes_1.ReasonPhrases.INTERNAL_SERVER_ERROR
}];
case 4: return [2 /*return*/];
}
});
});
};
WebhookClient.prototype.verifyPayload = function (body, token) {
if (!token) {
throw Error('no token provided');
}
var bodyMd5Hash = jsonwebtoken_1.default.verify(token, this.secret).bodyMd5Hash;
// Make sure the requestId's match
if (bodyMd5Hash !== md5_1.default(body)) {
throw Error('bodyMd5Hash does not match');
}
};
return WebhookClient;
}());
exports.WebhookClient = WebhookClient;