/* Copyright 2018 Intel Corporation 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. */ var promise = require('promise'); if (process.platform == 'linux' || process.platform == 'darwin' || process.platform == 'freebsd') { function findPath(app) { var child = require('child_process').execFile('/bin/sh', ['sh']); child.stdout.str = ''; child.stdout.on('data', function (chunk) { this.str += chunk.toString(); }); if (process.platform == 'linux' || process.platform == 'freebsd') { child.stdin.write("whereis " + app + " | awk '{ print $2 }'\nexit\n"); } else { child.stdin.write("whereis " + app + "\nexit\n"); } child.waitExit(); child.stdout.str = child.stdout.str.trim(); if (process.platform == 'freebsd' && child.stdout.str == '' && require('fs').existsSync('/usr/local/bin/' + app)) { return ('/usr/local/bin/' + app); } return (child.stdout.str == '' ? null : child.stdout.str); } } function Toaster() { this._ObjectID = 'toaster'; this.Toast = function Toast(title, caption) { var retVal = new promise(function (res, rej) { this._res = res; this._rej = rej; }); retVal.title = title; retVal.caption = caption; switch (process.platform) { case 'win32': { var GM = require('_GenericMarshal'); var kernel32 = GM.CreateNativeProxy('kernel32.dll'); kernel32.CreateMethod('ProcessIdToSessionId'); var psid = GM.CreateVariable(4); var consoleUid = 0; try { consoleUid = require('user-sessions').consoleUid(); } catch (e) { retVal._rej('Cannot display user notification when a user is not logged in'); return (retVal); } if (kernel32.ProcessIdToSessionId(process.pid, psid).Val == 0) { retVal._rej('internal error'); return (retVal); } if (consoleUid == psid.toBuffer().readUInt32LE()) { // We are running on the physical console retVal._child = require('ScriptContainer').Create({ processIsolation: true }); } else { // We need so spawn the ScriptContainer into the correct session retVal._child = require('ScriptContainer').Create({ processIsolation: true, sessionId: consoleUid }); } retVal._child.parent = retVal; retVal._child.on('exit', function (code) { this.parent._res('DISMISSED'); }); retVal._child.addModule('win-console', getJSModule('win-console')); retVal._child.addModule('win-message-pump', getJSModule('win-message-pump')); var str = "\ try{\ var toast = require('win-console');\ var balloon = toast.SetTrayIcon({ szInfo: '" + caption + "', szInfoTitle: '" + title + "', balloonOnly: true });\ balloon.on('ToastDismissed', function(){process.exit();});\ }\ catch(e)\ {\ require('ScriptContainer').send(e);\ }\ require('ScriptContainer').send('done');\ "; retVal._child.ExecuteString(str); return (retVal); } break; case 'freebsd': case 'linux': { try { retVal.consoleUid = require('user-sessions').consoleUid(); retVal.xinfo = require('monitor-info').getXInfo(retVal.consoleUid); retVal.username = require('user-sessions').getUsername(retVal.consoleUid); } catch (xxe) { retVal._rej(xxe); return (retVal); } var util = findPath('zenity'); if (util) { // Use ZENITY retVal.child = require('child_process').execFile(util, ['zenity', '--notification', '--title=' + title, '--text=' + caption, '--timeout=5'], { uid: retVal.consoleUid, env: { XAUTHORITY: retVal.xinfo.xauthority, DISPLAY: retVal.xinfo.display } }); retVal.child.parent = retVal; retVal.child.stderr.str = ''; retVal.child.stderr.on('data', function (chunk) { this.str += chunk.toString(); this.parent.kill(); }); retVal.child.stdout.on('data', function (chunk) { }); retVal.child.on('exit', function (code) { if (this.stderr.str.trim() != '') { if ((util = findPath('notify-send')) && this.stderr.str.split('GLib-CRITICAL').length > 1) { // This is a bug in zenity, so we should try notify-send if (process.env['DISPLAY']) { // DISPLAY is set, so we good to go this.parent.child = require('child_process').execFile(util, ['notify-send', this.parent.title, this.parent.caption]); this.parent.child.parent = this.parent; } else { // We need to find the DISPLAY to use var username = require('user-sessions').getUsername(consoleUid); this.parent.child = require('child_process').execFile('/bin/sh', ['sh']); this.parent.child.parent = this.parent; this.parent.child.stdin.write('su - ' + username + ' -c "DISPLAY=' + display + ' notify-send \'' + this.parent.title + '\' \'' + this.parent.caption + '\'"\n'); this.parent.child.stdin.write('exit\n'); } this.parent.child.stdout.on('data', function (chunk) { }); this.parent.child.waitExit(); // NOTIFY-SEND has a bug where timeouts don't work, so the default is 5 seconds this.parent._timeout = setTimeout(function onFakeDismissed(obj) { obj._res('DISMISSED'); }, 10000, this.parent); } else { // Fake a toast using zenity --info util = findPath('zenity'); this.parent.child = require('child_process').execFile(util, ['zenity', '--info', '--title=' + this.parent.title, '--text=' + this.parent.caption, '--timeout=5'], { uid: this.parent.consoleUid, env: { XAUTHORITY: this.parent.xinfo.xauthority, DISPLAY: this.parent.xinfo.display } }); this.parent.child.parent = this.parent; this.parent.child.stderr.on('data', function (chunk) { }); this.parent.child.stdout.on('data', function (chunk) { }); this.parent.child.on('exit', function (code) { this.parent._res('DISMISSED'); }); } } else { this.parent._res('DISMISSED'); } }); } else { util = findPath('kdialog'); if (util) { // use KDIALOG var xdg = require('user-sessions').findEnv(retVal.consoleUid, 'XDG_RUNTIME_DIR'); if (xdg == null) { xdg = ''; } if (!retVal.xinfo || !retVal.xinfo.display || !retVal.xinfo.xauthority) { retVal._rej('Internal Error'); return (retVal); } retVal._notify = require('child_process').execFile(util, ['kdialog', '--title', retVal.title, '--passivepopup', retVal.caption, '5'], { uid: retVal.consoleUid, env: { DISPLAY: retVal.xinfo.display, XAUTHORITY: retVal.xinfo.xauthority, XDG_RUNTIME_DIR: xdg } }); retVal._notify.parent = retVal; retVal._notify.stdout.on('data', function (chunk) { }); retVal._notify.stderr.on('data', function (chunk) { }); retVal._notify.on('exit', function (code) { this.parent._res('DISMISSED'); }); } else { retVal._rej('Zenity/KDialog not found'); } } } break; case 'darwin': retVal._toast = require('message-box').notify(title, caption); retVal._toast.parent = retVal; retVal._toast.then(function (v) { this.parent._res(v); }, function (e) { this.parent._rej(e); }); break; } return (retVal); }; } module.exports = new Toaster();