pdf-printer/lib/util/profile.js

weasyprint-based HTTP service and client libraries

/**
 * (c) 2017 cepharum GmbH, Berlin, http://cepharum.de
 *
 * The MIT License (MIT)
 *
 * Copyright (c) 2017 cepharum GmbH
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 *
 * @author: cepharum
 */


"use strict";

const Path = require( "path" );

const CopyFolder = require( "./copy-folder" );


module.exports = {
	load: loadProfile,
};


/**
 * Loads named profile into provided session folder.
 *
 * @param {string} name name of profile to load
 * @param {string} sessionFolder path name of session folder to load profile into
 * @returns {Promise}
 */
function loadProfile( name, sessionFolder ) {
	return new Promise( ( resolve, reject ) => {
		const profileName = String( name || "" ).trim();

		switch ( profileName ) {
			case "" :
			case "." :
			case ".." :
				return reject( Object.assign( new Error( "no such profile" ), { httpCode: 400 } ) );

			default :
				if ( profileName[0] === "." ) {
					return reject( Object.assign( new Error( "no such profile" ), { httpCode: 403 } ) );
				}

				if ( !sessionFolder ) {
					return reject( Object.assign( new Error( "using profile requires session" ), { httpCode: 400 } ) );
				}

				const profileFolder = process.env.PROFILES_FOLDER || process.cwd();

				CopyFolder( Path.join( profileFolder, profileName ), sessionFolder ).then( resolve, reject );
		}
	} );
}