pdf.js/web/generic_scripting.js

/* Copyright 2020 Mozilla Foundation
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import { loadScript } from "pdfjs-lib";

class GenericScripting {
  constructor(sandboxBundleSrc) {
    this._ready = loadScript(
      sandboxBundleSrc,
      /* removeScriptElement = */ true
    ).then(() => {
      return window.pdfjsSandbox.QuickJSSandbox();
    });
  }

  async createSandbox(data) {
    const sandbox = await this._ready;
    sandbox.create(data);
  }

  async dispatchEventInSandbox(event) {
    const sandbox = await this._ready;
    sandbox.dispatchEvent(event);
  }

  async destroySandbox() {
    const sandbox = await this._ready;
    sandbox.nukeSandbox();
  }
}

export { GenericScripting };