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/* gpgme.js - Javascript integration for gpgme
* Copyright (C) 2018 Bundesamt für Sicherheit in der Informationstechnik
*
* This file is part of GPGME.
*
* GPGME is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* GPGME 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this program; if not, see <http://www.gnu.org/licenses/>.
* SPDX-License-Identifier: LGPL-2.1+
*/
import { GpgME } from "./gpgmejs";
import { gpgme_error } from "./Errors";
import { Connection } from "./Connection";
import { defaultConf, availableConf } from "./Config";
/**
* Initializes a nativeMessaging Connection and returns a GPGMEjs object
* @param {Object} config Configuration. See Config.js for available parameters. Still TODO
*/
function init(config){
let _conf = parseconfiguration(config);
if (_conf instanceof Error){
return Promise.reject(_conf);
}
return new Promise(function(resolve, reject){
let connection = new Connection;
// TODO: Delayed reaction is ugly. We need to listen to the port's
// event listener in isConnected, but in some cases this takes some
// time (<5ms) to disconnect if there is no successfull connection.
let delayedreaction = function(){
if (connection === undefined) {
reject(gpgme_error('CONN_NO_CONNECT'));
}
if (connection.isConnected === true){
resolve(new GpgME(connection, _conf));
} else {
reject(gpgme_error('CONN_NO_CONNECT'));
}
};
setTimeout(delayedreaction, 5);
});
}
function parseconfiguration(rawconfig = {}){
if ( typeof(rawconfig) !== 'object'){
return gpgme_error('PARAM_WRONG');
};
let result_config = {};
let conf_keys = Object.keys(rawconfig);
for (let i=0; i < conf_keys.length; i++){
if (availableConf.hasOwnProperty(conf_keys[i])){
let value = rawconfig[conf_keys[i]];
if (availableConf[conf_keys[i]].indexOf(value) < 0){
return gpgme_error('PARAM_WRONG');
} else {
result_config[conf_keys[i]] = value;
}
}
else {
return gpgme_error('PARAM_WRONG');
}
}
let default_keys = Object.keys(defaultConf);
for (let j=0; j < default_keys.length; j++){
if (!result_config.hasOwnProperty(default_keys[j])){
result_config[default_keys[j]] = defaultConf[default_keys[j]];
}
}
return result_config;
};
export default {
init: init
}
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