node-red-contrib-twitter-media/twitter-media.js

NodeRED to retrieve media Tweets

var Twit = require('twit');

module.exports = function(RED) {
    'use strict';

    function TwitterMedia(n) {
      
        RED.nodes.createNode(this,n);

        var node = this;
        
        node.on('input', function (msg) {
            
            var creds = RED.nodes.getNode(n.creds),
                payload = typeof msg.payload === 'object' ? msg.payload : {};
        
            var attrs = ['tweet'];
            for (var attr of attrs) {
                if (n[attr]) {
                    payload[attr] = n[attr];     
                }
            }
            
            payload.id = payload.tweet;

            var T = new Twit({
                consumer_key: creds.consumer_key,
                consumer_secret: creds.consumer_secret,
                access_token: creds.access_token_key,
                access_token_secret: creds.access_token_secret
            });

            var videoFile = msg.media;
            var message= msg.topic;

            T.postMediaChunked({ file_path: videoFile }, function (err, data, response) {
                if (!err) {
                  var mediaId = data.media_id_string;
                  var tweet = { status: message, media_ids: [mediaId] };
                  T.post('statuses/update', tweet, function (err, tweet, response) {
                    if (!err) {
                     node.send(tweet);
                    }
                  });
                }
              });
          });    
    }

    RED.nodes.registerType('twitter-media', TwitterMedia);
};