Cloud print proxy management UI.

chrome/browser/printing/cloud_print/cloud_print_setup_message_handler.cc

+// Copyright (c) 2010 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "chrome/browser/printing/cloud_print/cloud_print_setup_message_handler.h"
+
+#include "base/scoped_ptr.h"
+#include "base/json/json_reader.h"
+#include "base/json/json_writer.h"
+#include "chrome/browser/dom_ui/dom_ui_util.h"
+#include "chrome/browser/printing/cloud_print/cloud_print_setup_flow.h"
+
+DOMMessageHandler* CloudPrintSetupMessageHandler::Attach(DOMUI* dom_ui) {
+  // Pass the DOMUI object to the setup flow.
+  flow_->Attach(dom_ui);
+  return DOMMessageHandler::Attach(dom_ui);
+}
+
+void CloudPrintSetupMessageHandler::RegisterMessages() {
+  dom_ui_->RegisterMessageCallback("SubmitAuth",
+      NewCallback(this, &CloudPrintSetupMessageHandler::HandleSubmitAuth));
+}
+
+void CloudPrintSetupMessageHandler::HandleSubmitAuth(const ListValue* args) {
+  std::string json(dom_ui_util::GetJsonResponseFromFirstArgumentInList(args));
+  std::string username, password, captcha;
+  if (json.empty())
+    return;
+
+  scoped_ptr<Value> parsed_value(base::JSONReader::Read(json, false));
+  if (!parsed_value.get() || !parsed_value->IsType(Value::TYPE_DICTIONARY)) {
+    NOTREACHED() << "Unable to parse auth data";
+    return;
+  }
+
+  DictionaryValue* result = static_cast<DictionaryValue*>(parsed_value.get());
+  if (!result->GetString("user", &username) ||
+      !result->GetString("pass", &password) ||
+      !result->GetString("captcha", &captcha)) {
+    NOTREACHED() << "Unable to parse auth data";
+    return;
+  }
+
+  // Pass the information to the flow.
+  if (flow_)
+    flow_->OnUserSubmittedAuth(username, password, captcha);
+}