forked from guidone/node-red-contrib-chatbot
-
Notifications
You must be signed in to change notification settings - Fork 0
/
chatbot-voice.js
65 lines (56 loc) · 1.9 KB
/
chatbot-voice.js
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
var _ = require('underscore');
var MessageTemplate = require('./lib/message-template.js');
var request = require('request').defaults({ encoding: null });
var utils = require('./lib/helpers/utils');
module.exports = function(RED) {
function ChatBotVoice(config) {
RED.nodes.createNode(this, config);
var node = this;
this.message = config.message;
this.language = config.language;
this.transports = ['telegram', 'facebook'];
this.on('input', function(msg) {
var message = node.message;
var language = node.language;
var originalMessage = msg.originalMessage;
var chatId = msg.payload.chatId || (originalMessage && originalMessage.chat.id);
var messageId = msg.payload.messageId || (originalMessage && originalMessage.message_id);
var template = MessageTemplate(msg, node);
// check transport compatibility
if (!utils.matchTransport(node, msg)) {
return;
}
if (!_.isEmpty(node.message)) {
message = node.message;
} else if (_.isString(msg.payload) && !_.isEmpty(msg.payload)) {
message = msg.payload;
} else {
node.error('Empty message');
}
var parsedMessage = template(message);
var voiceUrl = 'http://www.voicerss.org/controls/speech.ashx?'
+ 'hl=' + language
+ '&src=' + encodeURI(parsedMessage) + '&c=mp3'
+ '&rnd=' + Math.random();
request.get({
url: voiceUrl,
headers: {}
}, function(err, response, buffer) {
if (err) {
node.error('Error contacting VoiceRSS');
} else {
msg.payload = {
type: 'audio',
content: buffer,
filename: 'audio.mp3',
chatId: chatId,
messageId: messageId,
inbound: false
};
node.send(msg);
}
});
});
}
RED.nodes.registerType('chatbot-voice', ChatBotVoice);
};