func (this *HttpServer) URLHandler(w http.ResponseWriter, r *http.Request) {
params := r.URL.Query()
url := params.Get("url")
document := new(models.DocumentEntity)
document.Url = url
ch := make(chan *models.DocumentEntity)
defer close(ch)
go this.context.Engine.NLP.Workflow(document, ch)
output := <-ch
js := output.ToJSON()
b, err := json.Marshal(js)
if err != nil {
w.Write([]byte(fmt.Sprintf("%s\n", err.Error())))
} else {
w.Write([]byte(fmt.Sprintf("%s\n", string(b))))
}
}