Method fromWebBundle

js/sign/src/core/signed-web-bundle.ts:45–63

(
    webBundle: Uint8Array,
    signingStrategies: Array<ISigningStrategy>,
    options?: { webBundleId?: string }
  )

  // Web bundle ID is derived from the first key if not provided
  static async fromWebBundle(
    webBundle: Uint8Array,
    signingStrategies: Array<ISigningStrategy>,
    options?: { webBundleId?: string }
  ): Promise<SignedWebBundle> {
    assert(signingStrategies.length > 0, 'No signing strategies provided');

    const publicKey = await signingStrategies[0].getPublicKey();
    const webBundleId =
      options?.webBundleId ?? new WebBundleId(publicKey).serialize();

    const { signedWebBundle } = await new IntegrityBlockSigner(
      webBundle,
      webBundleId,
      signingStrategies
    ).sign();

    return SignedWebBundle.fromBytes(signedWebBundle);
  }

  async addSignature(signingStrategy: ISigningStrategy): Promise<this> {
    this.integrityBlock = await new IntegrityBlockSigner(