SingleFile/common/ui/content/content-infobar.js

/*
 * Copyright 2010-2019 Gildas Lormeau
 * contact : gildas.lormeau <at> gmail.com
 * 
 * This file is part of SingleFile.
 *
 *   The code in this file is free software: you can redistribute it and/or 
 *   modify it under the terms of the GNU Affero General Public License 
 *   (GNU AGPL) as published by the Free Software Foundation, either version 3
 *   of the License, or (at your option) any later version.
 * 
 *   The code in this file is distributed in the hope that it will be useful, 
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of 
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero 
 *   General Public License for more details.
 *
 *   As additional permission under GNU AGPL version 3 section 7, you may 
 *   distribute UNMODIFIED VERSIONS OF THIS file without the copy of the GNU 
 *   AGPL normally required by section 4, provided you include this license 
 *   notice and a URL through which recipients can access the Corresponding 
 *   Source.
 */

/* global singlefile, fetch */

singlefile.common.ui.content.infobar = singlefile.common.ui.content.infobar || (() => {

	const SCRIPT_PATH = "/common/ui/content/content-infobar-web.js";

	const browser = this.browser;

	return {
		includeScript
	};

	async function includeScript(pageData) {
		let infobarContent;
		if (browser && browser.runtime && browser.runtime.getURL) {
			infobarContent = await (await fetch(browser.runtime.getURL(SCRIPT_PATH))).text();
		} else if (singlefile.lib.getFileContent) {
			infobarContent = singlefile.lib.getFileContent(SCRIPT_PATH);
		}
		let lastInfobarContent;
		while (lastInfobarContent != infobarContent) {
			lastInfobarContent = infobarContent;
			infobarContent = infobarContent.replace(/\/\*(.|\n)*?\*\//, "");
		}
		infobarContent = infobarContent.replace(/\t+/g, " ").replace(/\nthis\.[^(]*/gi, "\n").replace(/\n+/g, "");
		pageData.content += "<script>document.currentScript.remove();" + infobarContent + "</script>";
	}

})();