yanchengPowerSupply/node_modules/pdfjs-dist/lib/web/generic_scripting.js

84 lines
2.2 KiB
JavaScript

/**
* @licstart The following is the entire license notice for the
* JavaScript code in this page
*
* Copyright 2022 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.
*
* @licend The above is the entire license notice for the
* JavaScript code in this page
*/
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.GenericScripting = void 0;
exports.docPropertiesLookup = docPropertiesLookup;
var _pdf = require("../pdf");
async function docPropertiesLookup(pdfDocument) {
const url = "",
baseUrl = url.split("#")[0];
let {
info,
metadata,
contentDispositionFilename,
contentLength
} = await pdfDocument.getMetadata();
if (!contentLength) {
const {
length
} = await pdfDocument.getDownloadInfo();
contentLength = length;
}
return { ...info,
baseURL: baseUrl,
filesize: contentLength,
filename: contentDispositionFilename || (0, _pdf.getPdfFilenameFromUrl)(url),
metadata: metadata?.getRaw(),
authors: metadata?.get("dc:creator"),
numPages: pdfDocument.numPages,
URL: url
};
}
class GenericScripting {
constructor(sandboxBundleSrc) {
this._ready = (0, _pdf.loadScript)(sandboxBundleSrc, 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;
setTimeout(() => sandbox.dispatchEvent(event), 0);
}
async destroySandbox() {
const sandbox = await this._ready;
sandbox.nukeSandbox();
}
}
exports.GenericScripting = GenericScripting;