random.js

javascript: new(function() {
    var ext = this;
    var recognized_speech = '';
    ext.recognize_speech = function(callback) {
        var recognition = new webkitSpeechRecognition();
        recognition.onresult = function(event) {
            if (event.results.length > 0) {
                recognized_speech = event.results[0][0].transcript;
                if (typeof callback == "function") callback();
            }
        };
        recognition.start();
    };
    ext.recognized_speech = function() {
        return recognized_speech;
    };
    ext._shutdown = function() {};
    ext._getStatus = function() {
        if (window.webkitSpeechRecognition === undefined) {
            return {
                status: 1,
                msg: 'Your browser does not support speech recognition. Try using Google Chrome.'
            };
        }
        return {
            status: 2,
            msg: 'Ready'
        };
    };
    var descriptor = {
        blocks: [
            ['w', 'wait and recognize speech', 'recognize_speech'],
            ['r', 'recognized speech', 'recognized_speech']
        ],
    };
    ScratchExtensions.register('Speech To Text', descriptor, ext);
})();
new(function() {
    var ext = this;
    ext.speak_text = function(text, callback) {
        var u = new SpeechSynthesisUtterance(text.toString());
        u.onend = function(event) {
            if (typeof callback == "function") callback();
        };
        speechSynthesis.speak(u);
    };
    ext._shutdown = function() {};
    ext._getStatus = function() {
        if (window.SpeechSynthesisUtterance === undefined) {
            return {
                status: 1,
                msg: 'Your browser does not support text to speech. Try using Google Chrome or Safari.'
            };
        }
        return {
            status: 2,
            msg: 'Ready'
        };
    };
    var descriptor = {
        blocks: [
            ['w', 'speak %s', 'speak_text', 'Hello!'],
        ],
    };
    ScratchExtensions.register('Text to Speech', descriptor, ext);
})();
new(function() {
    var ext = this;
    ext._shutdown = function() {};
    ext._getStatus = function() {
        return {
            status: 2,
            msg: 'Ready'
        };
    };
    ext.trueBlock = function() {
        return true;
    };
    var descriptor = {
        blocks: [
            ['b', 'true', 'trueBlock'],
        ]
    };
    ScratchExtensions.register('Cool helpful things extension', descriptor, ext);
})();