How to use

image_url

function

in

GIFObject

function GiphyProcessor(options) {
 this.beforeAdd = function(payload, callback) {
  var document = payload.document;
  if (document.get('type') === 'post') {
   var body = document.get('body');
   if (body.indexOf('/giphy ') === 0) {
    body = body.substr(7);
    giphy.random({
     tag: body,
    }, function(err, res) { // eslint-disable-line
     if (res && res.data && res.data.image_url) {
      document.set('body',
       '*' + document.get('body') + '*\n\n' +
       '![' + body + '](' + res.data.image_url + ')'
      );
     }
     callback(null, payload);
    });
    return;
   }
  }
  callback(null, payload);
 };
}