Chrome OS: Add bluetooth API for device discovery

chrome/browser/chromeos/bluetooth/bluetooth_device.cc

+// Copyright (c) 2011 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/chromeos/bluetooth/bluetooth_device.h"
+
+#include "base/logging.h"
+#include "base/values.h"
+#include "third_party/cros_system_api/dbus/service_constants.h"
+
+namespace chromeos {
+
+class BluetoothDeviceImpl : public BluetoothDevice {
+ public:
+  BluetoothDeviceImpl(const std::string& address,
+                      uint32 bluetooth_class,
+                      const std::string& icon,
+                      const std::string& name,
+                      bool paired,
+                      const base::DictionaryValue& properties)
+      : address_(address),
+        bluetooth_class_(bluetooth_class),
+        icon_(icon),
+        name_(name),
+        paired_(paired),
+        dictionary_rep_(properties.DeepCopy()) {
+    DCHECK(dictionary_rep_);
+  }
+
+  virtual ~BluetoothDeviceImpl() {
+    delete dictionary_rep_;
+  }
+
+  virtual const std::string& GetAddress() const {
+    return address_;
+  }
+
+  virtual uint32 GetBluetoothClass() const {
+    return bluetooth_class_;
+  }
+
+  virtual const std::string& GetIcon() const {
+    return icon_;
+  }
+
+  virtual const std::string& GetName() const {
+    return name_;
+  }
+
+  virtual bool IsPaired() const {
+    return paired_;
+  }
+
+  virtual const base::DictionaryValue& AsDictionary() const {
+    DCHECK(dictionary_rep_);
+    return *dictionary_rep_;
+  }
+
+ private:
+  const std::string address_;
+  uint32 bluetooth_class_;
+  const std::string icon_;
+  const std::string name_;
+  bool paired_;
+  base::DictionaryValue* dictionary_rep_;
+
+  DISALLOW_COPY_AND_ASSIGN(BluetoothDeviceImpl);
+};
+
+BluetoothDevice::BluetoothDevice() {
+}
+
+BluetoothDevice::~BluetoothDevice() {
+}
+
+// static
+BluetoothDevice* BluetoothDevice::Create(
+    const base::DictionaryValue& properties) {
+  std::string address;
+  uint32 bluetooth_class = 0;
+  std::string icon;
+  std::string name;
+  bool paired = false;
+
+  if (!properties.GetString(bluetooth_device::kAddressProperty, &address)) {
+    LOG(ERROR) << "No address property";
+    return NULL;  // mandatory
+  }
+  VLOG(1) << "address = " << address;
+
+  // Note: DictionaryValue is Javascript-oriented and doesn't support unsigned
+  // integers.
+  if (!properties.GetInteger(bluetooth_device::kClassProperty,
+                             reinterpret_cast<int*>(&bluetooth_class))) {
+    LOG(ERROR) << "No bluetooth_class property";
+    return NULL;  // mandatory
+  }
+  VLOG(1) << "bluetooth_class = 0x" << std::hex << bluetooth_class;
+
+  if (!properties.GetString(bluetooth_device::kIconProperty, &icon)) {
+    LOG(WARNING) << "No icon property";
+  }
+  VLOG(1) << "icon = " << icon;
+
+  if (!properties.GetString(bluetooth_device::kNameProperty, &name)) {
+    LOG(WARNING) << "No name property. Substituting MAC address.";
+    // Populate name with mac address so that UI doesn't display a blank name.
+    name = address;
+  }
+  VLOG(1) << "name = " << name;
+
+  if (!properties.GetBoolean(bluetooth_device::kPairedProperty, &paired)) {
+    LOG(ERROR) << "No paired property";
+    return NULL;  // mandatory
+  }
+
+  return new BluetoothDeviceImpl(address, bluetooth_class, icon, name, paired,
+                                 properties);
+}
+
+}  // namespace chromeos