// Register calls google.com/cloudprint/register to register a GCP printer.
//
// Sets the GCPID field in the printer arg.
func (gcp *GoogleCloudPrint) Register(printer *lib.Printer) error {
capabilities, err := marshalCapabilities(printer.Description)
if err != nil {
return err
}
semanticState, err := json.Marshal(cdd.CloudDeviceState{Printer: printer.State})
if err != nil {
return err
}
form := url.Values{}
form.Set("name", printer.Name)
form.Set("default_display_name", printer.DefaultDisplayName)
form.Set("proxy", gcp.proxyName)
form.Set("uuid", printer.UUID)
form.Set("manufacturer", printer.Manufacturer)
form.Set("model", printer.Model)
form.Set("gcp_version", printer.GCPVersion)
form.Set("setup_url", lib.ConnectorHomeURL)
form.Set("support_url", lib.ConnectorHomeURL)
form.Set("update_url", lib.ConnectorHomeURL)
form.Set("firmware", printer.ConnectorVersion)
form.Set("semantic_state", string(semanticState))
form.Set("use_cdd", "true")
form.Set("capabilities", capabilities)
form.Set("capsHash", printer.CapsHash)
sortedKeys := make([]string, 0, len(printer.Tags))
for key := range printer.Tags {
sortedKeys = append(sortedKeys, key)
}
sort.Strings(sortedKeys)
for _, key := range sortedKeys {
form.Add("tag", fmt.Sprintf("%s%s=%s", gcpTagPrefix, key, printer.Tags[key]))
}
responseBody, _, _, err := postWithRetry(gcp.robotClient, gcp.baseURL+"register", form)
if err != nil {
return err
}
var registerData struct {
Printers []struct {
ID string
}
}
if err = json.Unmarshal(responseBody, ®isterData); err != nil {
return err
}
printer.GCPID = registerData.Printers[0].ID
return nil
}
