List cloud devices in chrome://devices page.

chrome/browser/local_discovery/cloud_device_list.cc

+// Copyright 2014 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/local_discovery/cloud_device_list.h"
+
+#include <utility>
+
+#include "base/strings/stringprintf.h"
+#include "components/cloud_devices/common/cloud_devices_urls.h"
+
+namespace local_discovery {
+
+CloudDeviceList::CloudDeviceList(net::URLRequestContextGetter* request_context,
+                                 OAuth2TokenService* token_service,
+                                 const std::string& account_id,
+                                 CloudDeviceListDelegate* delegate)
+    : request_context_(request_context),
+      delegate_(delegate),
+      api_flow_(request_context_,
+                token_service,
+                account_id,
+                cloud_devices::GetCloudDevicesRelativeURL("devices"),
+                this) {
+}
+
+CloudDeviceList::~CloudDeviceList() {
+}
+
+void CloudDeviceList::Start() {
+  api_flow_.Start();
+}
+
+void CloudDeviceList::OnGCDAPIFlowError(GCDBaseApiFlow* flow,
+                                        GCDBaseApiFlow::Status status) {
+  delegate_->OnDeviceListUnavailable();
+}
+
+void CloudDeviceList::OnGCDAPIFlowComplete(GCDBaseApiFlow* flow,
+                                           const base::DictionaryValue* value) {
+  const base::ListValue* devices;
+
+  if (!value->GetList("devices", &devices)) {
+    delegate_->OnDeviceListUnavailable();
+    return;
+  }
+
+  for (base::ListValue::const_iterator i = devices->begin();
+       i != devices->end(); i++) {
+    base::DictionaryValue* device;
+    CloudDeviceListDelegate::Device details;
+
+    if (!(*i)->GetAsDictionary(&device))
+      continue;
+
+    if (!FillDeviceDetails(device, &details))
+      continue;
+
+    device_list_.push_back(details);
+  }
+
+  delegate_->OnDeviceListReady();
+}
+
+bool CloudDeviceList::GCDIsCloudPrint() {
+  return false;
+}
+
+bool CloudDeviceList::FillDeviceDetails(
+    const base::DictionaryValue* device_value,
+    CloudDeviceListDelegate::Device* details) {
+  if (!device_value->GetString("id", &details->id))
+    return false;
+
+  if (!device_value->GetString("displayName", &details->display_name) &&
+      !device_value->GetString("systemName", &details->display_name)) {
+    return false;
+  }
+
+  if (!device_value->GetString("deviceKind", &details->type))
+    return false;
+
+  // Non-essential.
+  device_value->GetString("description", &details->description);
+
+  return true;
+}
+
+}  // namespace local_discovery