http#IncomingHttpHeaders TypeScript Examples

/**
 *
 * @param headers
 * @returns
 */
function getToken(headers: IncomingHttpHeaders): string | null | any {
  if (headers?.authorization) {
    const parted = headers.authorization.split(' ')

    // Check Bearer xxx || JWT xxx
    if (parted[0] === 'Bearer' || parted[0] === 'JWT') {
      if (parted.length === 2) {
        return parted[1]
      }
    }

    return null
  }

  return null
}

constructor(headers: IncomingHttpHeaders) {
    const cookies = parse(headers.cookie ?? '')

    for (const [key, value] of Object.entries(cookies)) {
      try {
        const cookieValue = JSON.parse(value) as JsonValue

        this.data.set(key, {
          value: cookieValue,
          options: this.getCookieOptions(),
        })
      } catch (e) {
        // silent
      }
    }
  }

handler_request_publicapi =
  async (response: ServerResponse, argument: string,
    method: string, path: string, header: IncomingHttpHeaders, databody: string | null) => {

    let _http_body: string = '';
    let _http_status: number = 0;
    let _http_content_type: string = '';
    let _api_entry: any;

    try {

      // try to match the route to forward
      for (const v in forward_route) {
        if (new RegExp(forward_route[v]).test(path)) {

          path = path.replace(forward_route[v], '');
          _api_entry = await import(`./publicapi/${v}`);

          break;
        }
      }

      // require directly if no match
      if (!_api_entry)
        _api_entry = await import(`./publicapi/${path}.js`);
    }
    catch (e) {
      syslog.w(TAG, `Invalid request path => ${path}`);
      return handler_request_notfound(response, 'request path notfound =(:3) z)_');
    }

    try {

      const _api_result: any = {};

      // try to invoke method
      _api_entry = _api_entry.default;
      await _api_entry(argument, method, path, header, databody)
        .then((result: any) => {
          _api_result.status = 0;
          _api_result.content = result;
        })
        .catch((error: APIError) => {
          _api_result.status = error.status;
          _api_result.message = error.notify;
        });

      _http_status = 200;
      _http_body = JSON.stringify(_api_result);
      _http_content_type = 'application/json; charset=utf-8';
    }
    catch (e) {
      syslog.e(TAG, e.stack);
      return handler_request_error(response, 'some error occurred! (>_<)|||');
    }

    // send result to client
    response.statusCode = _http_status;
    response.setHeader('Content-Type', _http_content_type);
    response.setHeader('Access-Control-Allow-Origin', '*');
    response.setHeader('Server', `${BOTARCAPI_VERSTR}`);
    response.end(_http_body);

    syslog.v(TAG, 'Send response back');
  }

validateResponseHeaders(headers: IncomingHttpHeaders, operation: Operation, statusCode: number): ValidationResult;

validateResponseHeaders(
    headers: IncomingHttpHeaders,
    operation: Operation,
    statusCode: number,
  ): ValidationResult {
    return this.oasValidator.validateResponseHeaders(headers, operation, {
      statusCode,
      setMatchType: SetMatchType.Superset,
    });
  }

headers: IncomingHttpHeaders;

export function headersToString(headerMap: IncomingHttpHeaders): string {
  const filtred = {
    ...headerMap,
    authorization: headerMap.authorization ? `[HIDDEN size=${headerMap.authorization.length}]` : null,
  };
  return JSON.stringify(filtred);
}

extractHeaders(headers: IncomingHttpHeaders): SpanContext {
    const context = this.tracer.extract(FORMAT_HTTP_HEADERS, headers);
    return context || undefined;
  }

headersIn: IncomingHttpHeaders;

export function provideUserAgent(req: {headers: IncomingHttpHeaders}): ValueProvider {
    return {
        provide: SSR_USER_AGENT,
        useValue: req.headers['user-agent'],
    };
}

imports = [
  ConsoleModule,
  HttpModule.register({
    timeout: 5000,
    maxRedirects: 10,
  }),
  ServeStaticModule.forRoot({
    rootPath: join(__dirname, '..', 'public'),
    exclude: ['/graphql'],
  }),
  ConfigModule.forRoot({
    load: [
      () => {
        return {
          LOCALES_PATH: join(process.cwd(), 'locales'),
          SECRET_KEY: process.env.SECRET_KEY || crypto.randomBytes(20).toString('hex'),
        }
      },
    ],
  }),
  JwtModule.registerAsync({
    imports: [ConfigModule],
    inject: [ConfigService],
    useFactory: (configService: ConfigService): JwtModuleOptions => ({
      secret: configService.get<string>('SECRET_KEY'),
      signOptions: {
        expiresIn: '4h',
      },
    }),
  }),
  LoggerModule.forRoot(LoggerConfig),
  GraphQLModule.forRoot<ApolloDriverConfig>({
    debug: process.env.NODE_ENV !== 'production',
    definitions: {
      outputAs: 'class',
    },
    driver: ApolloDriver,
    sortSchema: true,
    introspection: process.env.NODE_ENV !== 'production',
    playground: process.env.NODE_ENV !== 'production',
    installSubscriptionHandlers: true,
    autoSchemaFile: join(process.cwd(), 'src/schema.gql'),
    // to allow guards on resolver props https://github.com/nestjs/graphql/issues/295
    fieldResolverEnhancers: [
      'guards',
      'interceptors',
    ],
    resolverValidationOptions: {

    },
    context: ({ req, connection }) => {
      if (!req && connection) {
        const headers: IncomingHttpHeaders = {}

        Object.keys(connection.context).forEach(key => {
          headers[key.toLowerCase()] = connection.context[key]
        })

        return {
          req: {
            headers,
          } as Request,
        }
      }

      return { req }
    },
  }),
  TypeOrmModule.forRootAsync({
    imports: [ConfigModule],
    inject: [ConfigService],
    useFactory: (configService: ConfigService): TypeOrmModuleOptions => {
      const type: any = configService.get<string>('DATABASE_DRIVER', 'sqlite')
      let migrationFolder: string
      let migrationsTransactionMode: 'each' | 'none' | 'all' = 'each'

      switch (type) {
        case 'cockroachdb':
        case 'postgres':
          migrationFolder = 'postgres'
          break

        case 'mysql':
        case 'mariadb':
          migrationFolder = 'mariadb'
          break

        case 'sqlite':
          migrationFolder = 'sqlite'
          migrationsTransactionMode = 'none'
          break

        default:
          throw new Error('unsupported driver')
      }

      return ({
        name: 'ohmyform',
        synchronize: false,
        type,
        url: configService.get<string>('DATABASE_URL'),
        database: type === 'sqlite' ? configService.get<string>('DATABASE_URL', 'data.sqlite').replace('sqlite://', '') : undefined,
        ssl: configService.get<string>('DATABASE_SSL', 'false') === 'true' ? { rejectUnauthorized: false } : false,
        entityPrefix: configService.get<string>('DATABASE_TABLE_PREFIX', ''),
        logging: configService.get<string>('DATABASE_LOGGING', 'false') === 'true',
        entities,
        migrations: [`${__dirname}/**/migrations/${migrationFolder}/**/*{.ts,.js}`],
        migrationsRun: configService.get<boolean>('DATABASE_MIGRATE', true),
        migrationsTransactionMode,
      })
    },
  }),
  TypeOrmModule.forFeature(entities),
  MailerModule.forRootAsync({
    imports: [ConfigModule],
    inject: [ConfigService],
    useFactory: (configService: ConfigService) => ({
      transport: configService.get<string>('MAILER_URI', 'smtp://localhost:1025'),
      defaults: {
        from: configService.get<string>('MAILER_FROM', 'OhMyForm <no-reply@localhost>'),
      },
    }),
  }),
]

readonly headers: IncomingHttpHeaders;