src/chrome/browser/signin/screenlock_bridge.cc

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "chrome/browser/signin/screenlock_bridge.h"
   6
   7 #include "base/logging.h"
   8 #include "base/strings/string16.h"
   9 #include "chrome/browser/profiles/profile_window.h"
  10 #include "chrome/browser/signin/signin_manager_factory.h"
  11 #include "components/signin/core/browser/signin_manager.h"
  12 #include "ui/base/webui/web_ui_util.h"
  13 #include "ui/gfx/image/image.h"
  14 #include "ui/gfx/image/image_skia.h"
  15
  16 #if defined(OS_CHROMEOS)
  17 #include "chromeos/dbus/dbus_thread_manager.h"
  18 #include "chromeos/dbus/session_manager_client.h"
  19 #endif
  20
  21 namespace {
  22
  23 base::LazyInstance<ScreenlockBridge> g_screenlock_bridge_bridge_instance =
  24     LAZY_INSTANCE_INITIALIZER;
  25
  26 }  // namespace
  27
  28 // static
  29 ScreenlockBridge* ScreenlockBridge::Get() {
  30   return g_screenlock_bridge_bridge_instance.Pointer();
  31 }
  32
  33 ScreenlockBridge::UserPodCustomIconOptions::UserPodCustomIconOptions()
  34     : width_(0u),
  35       height_(0u),
  36       animation_set_(false),
  37       animation_resource_width_(0u),
  38       animation_frame_length_ms_(0u),
  39       opacity_(100u),
  40       autoshow_tooltip_(false),
  41       hardlock_on_click_(false) {
  42 }
  43
  44 ScreenlockBridge::UserPodCustomIconOptions::~UserPodCustomIconOptions() {}
  45
  46 scoped_ptr<base::DictionaryValue>
  47 ScreenlockBridge::UserPodCustomIconOptions::ToDictionaryValue() const {
  48   scoped_ptr<base::DictionaryValue> result(new base::DictionaryValue());
  49   if (!icon_image_ && icon_resource_url_.empty())
  50     return result.Pass();
  51
  52   if (icon_image_) {
  53     gfx::ImageSkia icon_skia = icon_image_->AsImageSkia();
  54     base::DictionaryValue* icon_representations = new base::DictionaryValue();
  55     icon_representations->SetString(
  56         "scale1x",
  57         webui::GetBitmapDataUrl(
  58             icon_skia.GetRepresentation(1.0f).sk_bitmap()));
  59     icon_representations->SetString(
  60         "scale2x",
  61         webui::GetBitmapDataUrl(
  62             icon_skia.GetRepresentation(2.0f).sk_bitmap()));
  63     result->Set("data", icon_representations);
  64   } else {
  65     result->SetString("resourceUrl", icon_resource_url_);
  66   }
  67
  68   if (!tooltip_.empty()) {
  69     base::DictionaryValue* tooltip_options = new base::DictionaryValue();
  70     tooltip_options->SetString("text", tooltip_);
  71     tooltip_options->SetBoolean("autoshow", autoshow_tooltip_);
  72     result->Set("tooltip", tooltip_options);
  73   }
  74
  75   base::DictionaryValue* size = new base::DictionaryValue();
  76   size->SetInteger("height", height_);
  77   size->SetInteger("width", width_);
  78   result->Set("size", size);
  79
  80   result->SetInteger("opacity", opacity_);
  81
  82   if (animation_set_) {
  83     base::DictionaryValue* animation = new base::DictionaryValue();
  84     animation->SetInteger("resourceWidth",
  85                           animation_resource_width_);
  86     animation->SetInteger("frameLengthMs",
  87                           animation_frame_length_ms_);
  88     result->Set("animation", animation);
  89   }
  90
  91   if (hardlock_on_click_)
  92     result->SetBoolean("hardlockOnClick", true);
  93
  94   return result.Pass();
  95 }
  96
  97 void ScreenlockBridge::UserPodCustomIconOptions::SetIconAsResourceURL(
  98     const std::string& url) {
  99   DCHECK(!icon_image_);
 100
 101   icon_resource_url_ = url;
 102 }
 103
 104 void ScreenlockBridge::UserPodCustomIconOptions::SetIconAsImage(
 105     const gfx::Image& image) {
 106   DCHECK(icon_resource_url_.empty());
 107
 108   icon_image_.reset(new gfx::Image(image));
 109   SetSize(image.Width(), image.Height());
 110 }
 111
 112 void ScreenlockBridge::UserPodCustomIconOptions::SetSize(size_t icon_width,
 113                                                          size_t icon_height) {
 114   width_ = icon_width;
 115   height_ = icon_height;
 116 }
 117
 118 void ScreenlockBridge::UserPodCustomIconOptions::SetAnimation(
 119     size_t resource_width,
 120     size_t frame_length_ms) {
 121   animation_set_ = true;
 122   animation_resource_width_ = resource_width;
 123   animation_frame_length_ms_ = frame_length_ms;
 124 }
 125
 126 void ScreenlockBridge::UserPodCustomIconOptions::SetOpacity(size_t opacity) {
 127   DCHECK_LE(opacity, 100u);
 128   opacity_ = opacity;
 129 }
 130
 131 void ScreenlockBridge::UserPodCustomIconOptions::SetTooltip(
 132     const base::string16& tooltip,
 133     bool autoshow) {
 134   tooltip_ = tooltip;
 135   autoshow_tooltip_ = autoshow;
 136 }
 137
 138 void ScreenlockBridge::UserPodCustomIconOptions::SetHardlockOnClick() {
 139   hardlock_on_click_ = true;
 140 }
 141
 142 // static
 143 std::string ScreenlockBridge::GetAuthenticatedUserEmail(Profile* profile) {
 144   // |profile| has to be a signed-in profile with SigninManager already
 145   // created. Otherwise, just crash to collect stack.
 146   SigninManagerBase* signin_manager =
 147       SigninManagerFactory::GetForProfileIfExists(profile);
 148   return signin_manager->GetAuthenticatedUsername();
 149 }
 150
 151 ScreenlockBridge::ScreenlockBridge() : lock_handler_(NULL) {
 152 }
 153
 154 ScreenlockBridge::~ScreenlockBridge() {
 155 }
 156
 157 void ScreenlockBridge::SetLockHandler(LockHandler* lock_handler) {
 158   DCHECK(lock_handler_ == NULL || lock_handler == NULL);
 159   lock_handler_ = lock_handler;
 160   if (lock_handler_)
 161     FOR_EACH_OBSERVER(Observer, observers_, OnScreenDidLock());
 162   else
 163     FOR_EACH_OBSERVER(Observer, observers_, OnScreenDidUnlock());
 164 }
 165
 166 bool ScreenlockBridge::IsLocked() const {
 167   return lock_handler_ != NULL;
 168 }
 169
 170 void ScreenlockBridge::Lock(Profile* profile) {
 171 #if defined(OS_CHROMEOS)
 172   chromeos::SessionManagerClient* session_manager =
 173       chromeos::DBusThreadManager::Get()->GetSessionManagerClient();
 174   session_manager->RequestLockScreen();
 175 #else
 176   profiles::LockProfile(profile);
 177 #endif
 178 }
 179
 180 void ScreenlockBridge::Unlock(Profile* profile) {
 181   if (lock_handler_)
 182     lock_handler_->Unlock(GetAuthenticatedUserEmail(profile));
 183 }
 184
 185 void ScreenlockBridge::AddObserver(Observer* observer) {
 186   observers_.AddObserver(observer);
 187 }
 188
 189 void ScreenlockBridge::RemoveObserver(Observer* observer) {
 190   observers_.RemoveObserver(observer);
 191 }