// Read handles GET
func (ctl *GeoCodeController) Read(c *models.Context) {
c.ResponseWriter.Header().Set("Content-Type", "application/json")
// Debugging info
dur := time.Now().Sub(c.StartTime)
place := strings.Trim(c.Request.URL.Query().Get("q"), " ")
if strings.Trim(c.Request.URL.Query().Get("q"), " ") == "" {
ctl.Error(c, "query needed", http.StatusBadRequest)
return
}
if c.Auth.ProfileID <= 0 {
ctl.Error(c, "no auth", http.StatusForbidden)
return
}
u, _ := url.Parse("http://open.mapquestapi.com/nominatim/v1/search.php")
q := u.Query()
q.Set("format", "json")
// We are not interested in the array returned, just the best match which is the first response
q.Set("limit", "1")
q.Set("q", place)
u.RawQuery = q.Encode()
resp, err := http.Get(u.String())
if err != nil {
ctl.Error(c, err.Error(), http.StatusInternalServerError)
return
}
defer resp.Body.Close()
body, err := ioutil.ReadAll(resp.Body)
if err != nil {
ctl.Error(c, err.Error(), http.StatusInternalServerError)
return
}
// Again, not interested in the outer array [], so we substring that out
t := string(body)
t = t[1 : len(t)-1]
// But if we now have nothing (no matches were found, we need to return an empty object)
if strings.Trim(t, ` `) == `` {
t = `{}`
}
body = []byte(t)
// Return our JavaScript object
contentLength := len(body)
c.ResponseWriter.Header().Set("Content-Length", strconv.Itoa(contentLength))
go models.SendUsage(c, http.StatusOK, contentLength, dur, []string{})
c.WriteResponse([]byte(body), http.StatusOK)
}
// Error is a generic error handler for the Geo controller
func (ctl *GeoCodeController) Error(c *models.Context, message string, status int) {
errorJSON := `{"error":["` + message + `"]}`
contentLength := len(errorJSON)
c.ResponseWriter.Header().Set("Content-Length", strconv.Itoa(contentLength))
dur := time.Now().Sub(c.StartTime)
go models.SendUsage(c, status, contentLength, dur, []string{"message"})
c.WriteResponse([]byte(errorJSON), status)
return
}