bot-guardian-js
Version:
A powerful bot detection and prevention library for Node.js applications
57 lines (56 loc) • 2.31 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 __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.GuardianClient = void 0;
const node_fetch_1 = __importDefault(require("node-fetch"));
class GuardianClient {
constructor(apiUrl = 'http://localhost:3333') {
this.apiUrl = apiUrl;
}
detectBot(params) {
return __awaiter(this, void 0, void 0, function* () {
try {
const response = yield (0, node_fetch_1.default)(`${this.apiUrl}/detect`, {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify(params)
});
return yield response.json();
}
catch (error) {
console.error('Error detecting bot:', error);
throw error;
}
});
}
// Express middleware
middleware() {
return (req, res, next) => __awaiter(this, void 0, void 0, function* () {
try {
const result = yield this.detectBot({
userAgent: req.headers['user-agent'] || '',
ip: req.ip || '',
req: { path: req.path }
});
req.botDetection = result;
next();
}
catch (error) {
console.error('GuardianJS error:', error);
next();
}
});
}
}
exports.GuardianClient = GuardianClient;