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Structr is an open source framework based on the popular Neo4j graph database.
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/*
 * Copyright (C) 2010-2016 Structr GmbH
 *
 * This file is part of Structr .
 *
 * Structr is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 *
 * Structr 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.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with Structr.  If not, see .
 */
if ('webkitSpeechRecognition' in window) {

	var recognizing, prefix = '';
	var commands = {
		'stop': ['speech recognition stop', 'speech recognition stopp', 'spracherkennung stop'],
		'save': [prefix + 'save', prefix + 'safe', prefix + 'speichern'],
		'saveAndClose': [prefix + 'save and close', prefix + 'safe and close', prefix + 'speichern und schließen'],
		'close': [prefix + 'close', prefix + 'schließen'],
		'clearAll': [prefix + 'clear all', prefix + 'delete all', prefix + 'alles löschen'],
		'deleteLastParagraph': [prefix + 'delete last paragraph', prefix + 'letzten\n\nlöschen'],
		'deleteLastSentence': [prefix + 'delete last sentence', prefix + 'letzten satz löschen'],
		'deleteLastWord': [prefix + 'delete last word', prefix + 'letztes wort löschen'],
		'deleteLine': [prefix + 'delete line', prefix + 'zeile löschen'],
		'deleteLineLeft': [prefix + 'delete line before cursor', prefix + 'zeile vor cursor löschen'],
		'deleteLineRight': [prefix + 'delete line after cursor', prefix + 'zeile hinter cursor löschen'],
		'lineUp': [prefix + 'line up', prefix + 'zeile hoch'],
		'lineDown': [prefix + 'line down', prefix + 'zeile runter'],
		'wordLeft': [prefix + 'word left', prefix + 'wort links'],
		'wordRight': [prefix + 'word right', prefix + 'wort rechts'],
		'left': [prefix + 'left', prefix + 'links'],
		'right': [prefix + 'right', prefix + 'rechts']
	};

	var _Speech = {
		recognition: new webkitSpeechRecognition(),
		reset: function (btn) {
			_Speech.recognition.recognizing = false;
			btn.removeClass('active');
		},
		init: function (btn, callback) {

			//console.log('Init speech recognition', btn, callback);

			_Speech.recognition.continuous = true;
			_Speech.recognition.interim = true;
			_Speech.reset(btn);
			_Speech.recognition.onend = _Speech.reset(btn);
			_Speech.recognition.onresult = function (event) {
				//console.log(event.results);
				var final = "";
				var interim = "";
				for (var i = 0; i < event.results.length; ++i) {
					if (event.results[i].final) {
						final += event.results[i][0].transcript;
					} else {
						interim = event.results[i][0].transcript;
					}
				}
				callback(interim, final);
			};
			btn.on('click', function () {
				_Speech.toggleStartStop(btn);
			});
		},
		toggleStartStop: function (btn, callback) {
			//console.log('toggle', _Speech.recognition.recognizing);
			if (_Speech.recognition.recognizing) {
				_Speech.recognition.stop();
				_Speech.reset(btn);
				//console.log('Speech recognition stopped.');
				if (callback) {
					callback();
				}
			} else {
				_Speech.recognition.start();
				_Speech.recognition.recognizing = true;
				btn.addClass('active');
				//console.log('Speech recognition started.');
				if (callback) {
					callback();
				}
			}
		},
		isCommand: function (command, text) {
			var is = commands[command].some(function (command) {
				//console.log(text.replace(/\n/g, 'newline'));
				return (text.toLowerCase().trim() === command);
			});
			//console.log('Is', text, 'a', command, 'command?', is);
			return is;
		}
	};
}