@itslanguage/api

<!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> <title>challenges/speech/recordings.js - ITSLanguage JavaScript SDK</title> <meta name="description" content="Speech technology for language education. JSDoc 3 website for the JavaScript SDK." /> <meta name="keywords" content="itslangauge, jsdoc, documentation, speech, speech technology" /> <meta name="keyword" content="itslangauge, jsdoc, documentation, speech, speech technology" /> <meta property="og:title" content="ITSLanguage JavaScript SDK"/> <meta property="og:type" content="website"/> <meta property="og:image" content="https://avatars0.githubusercontent.com/u/20972344?s=400&u=73936e7fa2d2a1e5c180a11675bf9166d3717a6d&v=4"/> <meta property="og:site_name" content="ITSLanguage JavaScript SDK"/> <meta property="og:url" content="http://itslanguage.github.io/itslanguage-js/"/> <script src="scripts/prettify/prettify.js"></script> <script src="scripts/prettify/lang-css.js"></script>  <link type="text/css" rel="stylesheet" href="styles/prettify.css"> <link type="text/css" rel="stylesheet" href="styles/jsdoc.css"> <script src="scripts/nav.js" defer></script> <meta name="viewport" content="width=device-width, initial-scale=1.0"> </head> <body> <input type="checkbox" id="nav-trigger" class="nav-trigger" /> <label for="nav-trigger" class="navicon-button x"> <div class="navicon"></div> </label> <label for="nav-trigger" class="overlay"></label> <nav > <input type="text" id="nav-search" placeholder="Search" /> <h2><a href="index.html">Home</a></h2><h2><a href="https://github.com/itslanguage/itslanguage-js" target="_blank" class="menu-item" id="repository" >Github repo</a></h2><h3>Modules</h3><ul><li><a href="module-api.html">api</a><ul class='members'><li data-type='member'><a href="module-api.html#.version">version</a></li></ul><ul class='methods'><li data-type='method'><a href="module-api.html#.createItslApi">createItslApi</a></li></ul></li><li><a href="module-api_authentication.html">api/authentication</a><ul class='methods'><li data-type='method'><a href="module-api_authentication.html#.assembleScope">assembleScope</a></li><li data-type='method'><a href="module-api_authentication.html#.authenticate">authenticate</a></li><li data-type='method'><a href="module-api_authentication.html#.impersonate">impersonate</a></li></ul></li><li><a href="module-api_basicauth.html">api/basicauth</a><ul class='methods'><li data-type='method'><a href="module-api_basicauth.html#.create">create</a></li></ul></li><li><a href="module-api_broadcaster.html">api/broadcaster</a></li><li><a href="module-api_categories.html">api/categories</a><ul class='methods'><li data-type='method'><a href="module-api_categories.html#.create">create</a></li><li data-type='method'><a href="module-api_categories.html#.getAll">getAll</a></li><li data-type='method'><a href="module-api_categories.html#.getAllWithParentId">getAllWithParentId</a></li><li data-type='method'><a href="module-api_categories.html#.getById">getById</a></li><li data-type='method'><a href="module-api_categories.html#.update">update</a></li></ul></li><li><a href="module-api_challenges.html">api/challenges</a><ul class='members'><li data-type='member'><a href="module-api_challenges.html#.choice">choice</a></li><li data-type='member'><a href="module-api_challenges.html#.choiceRecognition">choiceRecognition</a></li><li data-type='member'><a href="module-api_challenges.html#.feedback">feedback</a></li><li data-type='member'><a href="module-api_challenges.html#.feedbackSpeech">feedbackSpeech</a></li><li data-type='member'><a href="module-api_challenges.html#.pronunciation">pronunciation</a></li><li data-type='member'><a href="module-api_challenges.html#.pronunciationAnalysis">pronunciationAnalysis</a></li><li data-type='member'><a href="module-api_challenges.html#.speech">speech</a></li><li data-type='member'><a href="module-api_challenges.html#.speechRecording">speechRecording</a></li></ul></li><li><a href="module-api_challenges_choice.html">api/challenges/choice</a><ul class='methods'><li data-type='method'><a href="module-api_challenges_choice.html#.create">create</a></li><li data-type='method'><a href="module-api_challenges_choice.html#.getAll">getAll</a></li><li data-type='method'><a href="module-api_challenges_choice.html#.getById">getById</a></li></ul></li><li><a href="module-api_challenges_choice_recognition.html">api/challenges/choice/recognition</a><ul class='methods'><li data-type='method'><a href="module-api_challenges_choice_recognition.html#.create">create</a></li><li data-type='method'><a href="module-api_challenges_choice_recognition.html#.getAll">getAll</a></li><li data-type='method'><a href="module-api_challenges_choice_recognition.html#.getById">getById</a></li><li data-type='method'><a href="module-api_challenges_choice_recognition.html#.prepare">prepare</a></li><li data-type='method'><a href="module-api_challenges_choice_recognition.html#.prepareChallenge">prepareChallenge</a></li><li data-type='method'><a href="module-api_challenges_choice_recognition.html#.recognise">recognise</a></li><li data-type='method'><a href="module-api_challenges_choice_recognition.html#.recogniseAudioStream">recogniseAudioStream</a></li><li data-type='method'><a href="module-api_challenges_choice_recognition.html#.recogniseNonStreaming">recogniseNonStreaming</a></li><li data-type='method'><a href="module-api_challenges_choice_recognition.html#~url">url</a></li></ul></li><li><a href="module-api_challenges_feedback.html">api/challenges/feedback</a><ul class='methods'><li data-type='method'><a href="module-api_challenges_feedback.html#.create">create</a></li><li data-type='method'><a href="module-api_challenges_feedback.html#.getAll">getAll</a></li><li data-type='method'><a href="module-api_challenges_feedback.html#.getById">getById</a></li></ul></li><li><a href="module-api_challenges_feedback_speech.html">api/challenges/feedback/speech</a><ul class='methods'><li data-type='method'><a href="module-api_challenges_feedback_speech.html#.feedback">feedback</a></li><li data-type='method'><a href="module-api_challenges_feedback_speech.html#.listenAndReply">listenAndReply</a></li><li data-type='method'><a href="module-api_challenges_feedback_speech.html#.pause">pause</a></li><li data-type='method'><a href="module-api_challenges_feedback_speech.html#.prepare">prepare</a></li><li data-type='method'><a href="module-api_challenges_feedback_speech.html#.resume">resume</a></li></ul></li><li><a href="module-api_challenges_pronunciation.html">api/challenges/pronunciation</a><ul class='methods'><li data-type='method'><a href="module-api_challenges_pronunciation.html#.create">create</a></li><li data-type='method'><a href="module-api_challenges_pronunciation.html#.deleteChallenge">deleteChallenge</a></li><li data-type='method'><a href="module-api_challenges_pronunciation.html#.getAll">getAll</a></li><li data-type='method'><a href="module-api_challenges_pronunciation.html#.getById">getById</a></li></ul></li><li><a href="module-api_challenges_pronunciation_analysis.html">api/challenges/pronunciation/analysis</a><ul class='methods'><li data-type='method'><a href="module-api_challenges_pronunciation_analysis.html#.alignChallenge">alignChallenge</a></li><li data-type='method'><a href="module-api_challenges_pronunciation_analysis.html#.endStreamAudio">endStreamAudio</a></li><li data-type='method'><a href="module-api_challenges_pronunciation_analysis.html#.getById">getById</a></li><li data-type='method'><a href="module-api_challenges_pronunciation_analysis.html#.prepare">prepare</a></li><li data-type='method'><a href="module-api_challenges_pronunciation_analysis.html#.prepareAudio">prepareAudio</a></li><li data-type='method'><a href="module-api_challenges_pronunciation_analysis.html#.prepareChallenge">prepareChallenge</a></li><li data-type='method'><a href="module-api_challenges_pronunciation_analysis.html#.streamAudio">streamAudio</a></li><li data-type='method'><a href="module-api_challenges_pronunciation_analysis.html#~url">url</a></li></ul></li><li><a href="module-api_challenges_speech.html">api/challenges/speech</a><ul class='methods'><li data-type='method'><a href="module-api_challenges_speech.html#.create">create</a></li><li data-type='method'><a href="module-api_challenges_speech.html#.getAll">getAll</a></li><li data-type='method'><a href="module-api_challenges_speech.html#.getById">getById</a></li></ul></li><li><a href="module-api_challenges_speech_recordings.html">api/challenges/speech/recordings</a><ul class='methods'><li data-type='method'><a href="module-api_challenges_speech_recordings.html#.create">create</a></li><li data-type='method'><a href="module-api_challenges_speech_recordings.html#.getAll">getAll</a></li><li data-type='method'><a href="module-api_challenges_speech_recordings.html#.getById">getById</a></li><li data-type='method'><a href="module-api_challenges_speech_recordings.html#.record">record</a></li><li data-type='method'><a href="module-api_challenges_speech_recordings.html#~url">url</a></li></ul></li><li><a href="module-api_communication.html">api/communication</a><ul class='members'><li data-type='member'><a href="module-api_communication.html#.settings">settings</a></li><li data-type='member'><a href="module-api_communication.html#~APPLICATION_JSON">APPLICATION_JSON</a></li><li data-type='member'><a href="module-api_communication.html#~AUTHORIZATION">AUTHORIZATION</a></li><li data-type='member'><a href="module-api_communication.html#~CONTENT_TYPE">CONTENT_TYPE</a></li><li data-type='member'><a href="module-api_communication.html#~LINK">LINK</a></li></ul><ul class='methods'><li data-type='method'><a href="module-api_communication.html#.addAccessToken">addAccessToken</a></li><li data-type='method'><a href="module-api_communication.html#.authorisedRequest">authorisedRequest</a></li><li data-type='method'><a href="module-api_communication.html#.request">request</a></li><li data-type='method'><a href="module-api_communication.html#.updateSettings">updateSettings</a></li><li data-type='method'><a href="module-api_communication.html#~getBearerToken">getBearerToken</a></li><li data-type='method'><a href="module-api_communication.html#~handleResponse">handleResponse</a></li></ul></li><li><a href="module-api_communication_websocket.html">api/communication/websocket</a><ul class='methods'><li data-type='method'><a href="module-api_communication_websocket.html#.closeWebsocketConnection">closeWebsocketConnection</a></li><li data-type='method'><a href="module-api_communication_websocket.html#.getWebsocketConnection">getWebsocketConnection</a></li><li data-type='method'><a href="module-api_communication_websocket.html#.makeWebsocketCall">makeWebsocketCall</a></li><li data-type='method'><a href="module-api_communication_websocket.html#.openWebsocketConnection">openWebsocketConnection</a></li><li data-type='method'><a href="module-api_communication_websocket.html#~establishNewBundesbahn">establishNewBundesbahn</a></li><li data-type='method'><a href="module-api_communication_websocket.html#~handleWebsocketAuthorisationChallenge">handleWebsocketAuthorisationChallenge</a></li></ul></li><li><a href="module-api_emailauth.html">api/emailauth</a><ul class='methods'><li data-type='method'><a href="module-api_emailauth.html#.create">create</a></li><li data-type='method'><a href="module-api_emailauth.html#~url">url</a></li></ul></li><li><a href="module-api_groups.html">api/groups</a><ul class='methods'><li data-type='method'><a href="module-api_groups.html#.create">create</a></li><li data-type='method'><a href="module-api_groups.html#.getAll">getAll</a></li><li data-type='method'><a href="module-api_groups.html#.getById">getById</a></li></ul></li><li><a href="module-api_organisations.html">api/organisations</a><ul class='methods'><li data-type='method'><a href="module-api_organisations.html#.create">create</a></li><li data-type='method'><a href="module-api_organisations.html#.getAll">getAll</a></li><li data-type='method'><a href="module-api_organisations.html#.getById">getById</a></li></ul></li><li><a href="module-api_profile.html">api/profile</a><ul class='methods'><li data-type='method'><a href="module-api_profile.html#.create">create</a></li><li data-type='method'><a href="module-api_profile.html#.getById">getById</a></li><li data-type='method'><a href="module-api_profile.html#.getCurrent">getCurrent</a></li><li data-type='method'><a href="module-api_profile.html#~url">url</a></li></ul></li><li><a href="module-api_progress.html">api/progress</a><ul class='methods'><li data-type='method'><a href="module-api_progress.html#.getById">getById</a></li></ul></li><li><a href="module-api_roles.html">api/roles</a><ul class='methods'><li data-type='method'><a href="module-api_roles.html#.create">create</a></li><li data-type='method'><a href="module-api_roles.html#.getAll">getAll</a></li><li data-type='method'><a href="module-api_roles.html#.getById">getById</a></li></ul></li><li><a href="module-api_tenants.html">api/tenants</a><ul class='methods'><li data-type='method'><a href="module-api_tenants.html#.create">create</a></li><li data-type='method'><a href="module-api_tenants.html#.getAll">getAll</a></li><li data-type='method'><a href="module-api_tenants.html#.getById">getById</a></li></ul></li><li><a href="module-api_users.html">api/users</a><ul class='methods'><li data-type='method'><a href="module-api_users.html#.create">create</a></li><li data-type='method'><a href="module-api_users.html#.getAll">getAll</a></li><li data-type='method'><a href="module-api_users.html#.getById">getById</a></li><li data-type='method'><a href="module-api_users.html#.getCurrent">getCurrent</a></li></ul></li><li><a href="module-api_utils.html">api/utils</a><ul class='methods'><li data-type='method'><a href="module-api_utils.html#.asyncBlobToArrayBuffer">asyncBlobToArrayBuffer</a></li><li data-type='method'><a href="module-api_utils.html#.checkAudioIsNotEmpty">checkAudioIsNotEmpty</a></li><li data-type='method'><a href="module-api_utils.html#.dataToBase64">dataToBase64</a></li></ul></li><li><a href="module-api_utils_audio-over-socket.html">api/utils/audio-over-socket</a><ul class='methods'><li data-type='method'><a href="module-api_utils_audio-over-socket.html#.encodeAndSendAudioOnDataAvailable">encodeAndSendAudioOnDataAvailable</a></li><li data-type='method'><a href="module-api_utils_audio-over-socket.html#.prepareServerForAudio">prepareServerForAudio</a></li><li data-type='method'><a href="module-api_utils_audio-over-socket.html#.registerStreamForRecorder">registerStreamForRecorder</a></li></ul></li></ul><h3>Classes</h3><ul><li><a href="module-api.Itslanguage.html">Itslanguage</a></li></ul><h3>Events</h3><ul><li><a href="broadcaster.html#event:websocketserverreadyforaudio">websocketserverreadyforaudio</a></li></ul> </nav> <div id="main"> <h1 class="page-title">challenges/speech/recordings.js</h1> <section> <article> <pre class="prettyprint source linenums"><code>/** * This file contains the readily available functions which interact with the ITSLanguage speech * recordings API. * * Note that this is one of the "nested" or "composite" APIs; You can only obtain the data if you * provide a reference to the challenge for which you want a recording. * * @module api/challenges/speech/recordings */ import { encodeAndSendAudioOnDataAvailable, prepareServerForAudio, } from '../../utils/audio-over-socket'; import { authorisedRequest } from '../../communication'; import { makeWebsocketCall } from '../../communication/websocket'; /** * The URL for the speech recording handler(s). * * @param challenge * @returns {string} */ const url = challenge => `/challenges/speech/${challenge}/recordings`; /** * Create a new speech recording. * * @param {Object} challengeId - The ID of the challenge to create a recording for. * @param {Object} recording - The recording to create. * * @returns {Promise} - The recording creation promise. */ export function create(challengeId, recording) { return authorisedRequest('POST', url(challengeId), recording); } /** * Get a single speech recording by its ID. * * @param {string} challenge - The ID of the challenge for which the recording was made. * @param {string} id - The ID of the desired speech recording. * * @returns {Promise} - The promise for the speech recording. */ export function getById(challenge, id) { return authorisedRequest('GET', `${url(challenge)}/${id}`); } /** * Get a all speech recordings. * * By default all speech recordings are fetched though it is allowed to pass * filters as a `URLSearchParams` object. * * @param {string} challenge - The ID of the challenge for which the recording was made. * @param {URLSearchParams} [filters] - The filters to apply to the category list. * * @throws {Promise<string>} - If the given optional filters are not an instance of * `URLSearchParams`. * * @returns {Promise} - The promise for the speech recordings. */ export function getAll(challenge, filters) { let urlWithFilters = url(challenge); if (filters) { if (!(filters instanceof URLSearchParams)) { return Promise.reject( new Error('The filters should be a `URLSearchParams` object.'), ); } urlWithFilters += `?${filters.toString()}`; } return authorisedRequest('GET', urlWithFilters); } /** * Create a new recording for the given challenge with the data from the given recorder. * * @param {string} challenge - The ID of the challenge for which a recording is made. * @param {MediaRecorder} recorder - The recorder to use to get the recording. * * @emits {websocketserverreadyforaudio} - When the websocket server has been prepared for and is * ready to receive the audio. * * @returns {Promise} - The promise which resolves once the speech recording has successfully been * stored. */ export function record(challenge, recorder) { let recordingId = null; return ( makeWebsocketCall('recording.init_recording') // Initializing the recording to give us an ID for the recording we are creating right now. .then(recording => { recordingId = recording; return makeWebsocketCall('recording.init_challenge', { args: [recordingId, challenge], }); }) // We've linked it to the speech challenge now. We also should have // received the recording ID once again. .then(() => prepareServerForAudio(recordingId, recorder, 'recording.init_audio'), ) // We've prepped the websocket server so it knows what audio format we are // using and all the extra floof that comes with it. .then(() => encodeAndSendAudioOnDataAvailable( recordingId, recorder, 'recording.write', ), ) // When we are done; close the connection. .then(() => makeWebsocketCall('recording.close', { args: [recordingId] })) ); } </code></pre> </article> </section> </div> <br class="clear"> <footer> Documentation generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.3</a> on Mon Oct 12 2020 12:26:34 GMT+0000 (Coordinated Universal Time) using the <a href="https://github.com/clenemt/docdash">docdash</a> theme. </footer> <script>prettyPrint();</script> <script src="scripts/polyfill.js"></script> <script src="scripts/linenumber.js"></script> <script src="scripts/search.js" defer></script> </body> </html>