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chore: deprecate + remove verbio, nuance, playht speech vendor support (#144)

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* chore: deprecate and remove verbio, nuance speech vendor support

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* chore: also deprecate and remove PlayHT speech vendor

PlayHT was acquired and no longer provides the service.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

---------

Co-authored-by: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
This commit is contained in:
Dave Horton
2026-06-17 16:20:00 -04:00
committed by GitHub
parent 142323a151
commit 7d076bb8b4
16 changed files with 9 additions and 8162 deletions
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lib/utils.js
+1 -101
View File
@@ -1,20 +1,7 @@
const crypto = require('crypto');
const {SynthesizerClient} = require('../stubs/nuance/synthesizer_grpc_pb');
const {RivaSpeechSynthesisClient} = require('../stubs/riva/proto/riva_tts_grpc_pb');
const {Pool} = require('undici');
const pool = new Pool('https://auth.crt.nuance.com');
const NUANCE_AUTH_ENDPOINT = 'tts.api.nuance.com:443';
const grpc = require('@grpc/grpc-js');
const formurlencoded = require('form-urlencoded');
const { TMP_FOLDER, HTTP_TIMEOUT } = require('./config');
const debug = require('debug')('jambonz:realtimedb-helpers');
/**
* Future TODO: cache recently used connections to providers
* to avoid connection overhead during a call.
* Will need to periodically age them out to avoid memory leaks.
*/
//const nuanceClientMap = new Map();
const { TMP_FOLDER } = require('./config');
function makeSynthKey({
account_sid = '',
@@ -45,90 +32,12 @@ const noopLogger = {
error: () => {}
};
const toBase64 = (str) => Buffer.from(str || '', 'utf8').toString('base64');
function makeBasicAuthHeader(username, password) {
if (!username || !password) return {};
const creds = `${encodeURIComponent(username)}:${password || ''}`;
const header = `Basic ${toBase64(creds)}`;
return {Authorization: header};
}
function makeAwsKey(awsAccessKeyId) {
const hash = crypto.createHash('sha1');
hash.update(awsAccessKeyId);
return `aws:${hash.digest('hex')}`;
}
function makePlayhtKey(apiKey) {
const hash = crypto.createHash('sha1');
hash.update(apiKey);
return `playht:${hash.digest('hex')}`;
}
function makeVerbioKey(client_id) {
const hash = crypto.createHash('sha1');
hash.update(client_id);
return `verbio:${hash.digest('hex')}`;
}
function makeNuanceKey(clientId, secret, scope) {
const hash = crypto.createHash('sha1');
hash.update(`${clientId}:${secret}:${scope}`);
return `nuance:${hash.digest('hex')}`;
}
const getNuanceAccessToken = async(clientId, secret, scope = 'asr tts') => {
const payload = {
grant_type: 'client_credentials',
scope
};
const auth = makeBasicAuthHeader(clientId, secret);
const {statusCode, headers, body} = await pool.request({
path: '/oauth2/token',
method: 'POST',
headers: {
...auth,
'Content-Type': 'application/x-www-form-urlencoded'
},
body: formurlencoded(payload),
timeout: HTTP_TIMEOUT,
followRedirects: false
});
if (200 !== statusCode) {
debug({statusCode, headers, body: body.text()}, 'error fetching access token from Nuance');
const err = new Error();
err.statusCode = statusCode;
throw err;
}
const json = await body.json();
return json.access_token;
};
const createKryptonClient = async(uri) => {
const client = new SynthesizerClient(uri, grpc.credentials.createInsecure());
return client;
};
const createNuanceClient = async(access_token) => {
//if (nuanceClientMap.has(access_token)) return nuanceClientMap.get(access_token);
const generateMetadata = (params, callback) => {
var metadata = new grpc.Metadata();
metadata.add('authorization', `Bearer ${access_token}`);
callback(null, metadata);
};
const sslCreds = grpc.credentials.createSsl();
const authCreds = grpc.credentials.createFromMetadataGenerator(generateMetadata);
const combined_creds = grpc.credentials.combineChannelCredentials(sslCreds, authCreds);
const client = new SynthesizerClient(NUANCE_AUTH_ENDPOINT, combined_creds);
//if (process.env.NUANCE_CACHE_TTS_CONNECTIONS) nuanceClientMap.set(access_token, client);
return client;
};
const createRivaClient = async(rivaUri) => {
const client = new RivaSpeechSynthesisClient(rivaUri, grpc.credentials.createInsecure());
return client;
@@ -136,17 +45,8 @@ const createRivaClient = async(rivaUri) => {
module.exports = {
makeSynthKey,
makeNuanceKey,
makePlayhtKey,
makeAwsKey,
makeVerbioKey,
getNuanceAccessToken,
createNuanceClient,
createKryptonClient,
createRivaClient,
makeBasicAuthHeader,
NUANCE_AUTH_ENDPOINT,
noopLogger,
makeFilePath
};