50 lines
1.2 KiB
Go
50 lines
1.2 KiB
Go
package twilio
|
|
|
|
import (
|
|
"context"
|
|
"kas/cps"
|
|
"log"
|
|
"net/http"
|
|
)
|
|
|
|
func handler(w http.ResponseWriter, r *http.Request) {
|
|
if r.Method != http.MethodPost {
|
|
log.Printf("twilio receive hook: received %s request; only %s requests are supported",
|
|
r.Method, http.MethodPost)
|
|
http.Error(w, "invalid request", http.StatusBadRequest)
|
|
return
|
|
}
|
|
|
|
err := r.ParseForm()
|
|
if err != nil {
|
|
log.Printf("twilio receive hook: couldn't parse form contents: %s", err)
|
|
http.Error(w, "invalid request", http.StatusBadRequest)
|
|
return
|
|
}
|
|
|
|
message, err := MessageFromValues(r.Form)
|
|
if err != nil {
|
|
log.Printf("twilio receive hook: received an invalid message: %s", err)
|
|
http.Error(w, "invalid request", http.StatusBadRequest)
|
|
return
|
|
}
|
|
|
|
if !config.NumberAuthorized(message.Source) {
|
|
log.Printf("twilio receive hook: received message from unknown sender %v", message)
|
|
http.Error(w, "not authorized", http.StatusUnauthorized)
|
|
return
|
|
}
|
|
|
|
w.Write([]byte("accepted"))
|
|
|
|
response, err := cps.Handle(context.Background(), message.Body)
|
|
if err != nil {
|
|
log.Printf("twilio receive hook: %s", err)
|
|
}
|
|
|
|
err = Send(message.Source, response.String())
|
|
if err != nil {
|
|
log.Printf("twilio receive hook: %s", err)
|
|
}
|
|
}
|