Ads shows region not supported on upgrade 0.63.x

browser/extensions/api/brave_rewards_api.cc

@@ -240,7 +240,7 @@ ExtensionFunction::ResponseAction BraveRewardsSaveAdsSettingFunction::Run() {
   AdsService* ads_service_ = AdsServiceFactory::GetForProfile(profile);
   if (ads_service_) {
     if (params->key == "adsEnabled") {
-      ads_service_->set_ads_enabled(params->value == "true");
+      ads_service_->SetAdsEnabled(params->value == "true");
     }
   }
   return RespondNow(NoArguments());

browser/ui/webui/brave_rewards_ui.cc

@@ -108,10 +108,8 @@ class RewardsDOMHandler : public WebUIMessageHandler,
   void GetConfirmationsHistory(const base::ListValue* args);
   void GetRewardsMainEnabled(const base::ListValue* args);
   void OnGetRewardsMainEnabled(bool enabled);
-  void OnAdsIsSupportedRegion(bool is_supported);
 
   void GetExcludedPublishersNumber(const base::ListValue* args);
-  void AdsIsSupportedRegion(const base::ListValue* args);
 
   void OnConfirmationsHistory(int total_viewed, double estimated_earnings);
 
@@ -285,9 +283,6 @@ void RewardsDOMHandler::RegisterMessages() {
   web_ui()->RegisterMessageCallback("brave_rewards.getExcludedPublishersNumber",
       base::BindRepeating(&RewardsDOMHandler::GetExcludedPublishersNumber,
       base::Unretained(this)));
-  web_ui()->RegisterMessageCallback("brave_rewards.getAdsIsSupportedRegion",
-      base::BindRepeating(&RewardsDOMHandler::AdsIsSupportedRegion,
-      base::Unretained(this)));
 }
 
 void RewardsDOMHandler::Init() {
@@ -873,45 +868,50 @@ void RewardsDOMHandler::CheckImported(const base::ListValue *args) {
 }
 
 void RewardsDOMHandler::GetAdsData(const base::ListValue *args) {
-  if (ads_service_ && web_ui()->CanCallJavascript()) {
-    base::DictionaryValue adsData;
+  if (!ads_service_ || !web_ui()->CanCallJavascript()) {
+    return;
+  }
 
-    bool ads_ui_enabled;
-    bool ads_enabled = ads_service_->is_enabled();
-    int ads_per_hour = ads_service_->ads_per_hour();
+  base::DictionaryValue ads_data;
 
-    #if BUILDFLAG(BRAVE_ADS_ENABLED)
-      ads_ui_enabled = true;
-    #else
-      ads_ui_enabled = false;
-    #endif
+  auto is_supported_region = ads_service_->IsSupportedRegion();
+  ads_data.SetBoolean("adsIsSupported", is_supported_region);
 
-    adsData.SetBoolean("adsEnabled", ads_enabled);
-    adsData.SetInteger("adsPerHour", ads_per_hour);
-    adsData.SetBoolean("adsUIEnabled", ads_ui_enabled);
+  auto is_ads_enabled = ads_service_->IsAdsEnabled();
+  ads_data.SetBoolean("adsEnabled", is_ads_enabled);
 
-    web_ui()->CallJavascriptFunctionUnsafe("brave_rewards.adsData", adsData);
-  }
+  auto ads_per_hour = ads_service_->GetAdsPerHour();
+  ads_data.SetInteger("adsPerHour", ads_per_hour);
+
+  #if BUILDFLAG(BRAVE_ADS_ENABLED)
+    auto ads_ui_enabled = true;
+  #else
+    auto ads_ui_enabled = false;
+  #endif
+  ads_data.SetBoolean("adsUIEnabled", ads_ui_enabled);
+
+  web_ui()->CallJavascriptFunctionUnsafe("brave_rewards.adsData", ads_data);
 }
 
 void RewardsDOMHandler::SaveAdsSetting(const base::ListValue* args) {
-  if (ads_service_) {
-    std::string key;
-    std::string value;
-    args->GetString(0, &key);
-    args->GetString(1, &value);
+  if (!ads_service_) {
+    return;
+  }
 
-    if (key == "adsEnabled") {
-      ads_service_->set_ads_enabled(value == "true");
-    }
+  std::string key;
+  args->GetString(0, &key);
 
-    if (key == "adsPerHour") {
-      ads_service_->set_ads_per_hour(std::stoi(value));
-    }
+  std::string value;
+  args->GetString(1, &value);
 
-    base::ListValue* emptyArgs;
-    GetAdsData(emptyArgs);
+  if (key == "adsEnabled") {
+    ads_service_->SetAdsEnabled(value == "true");
+  } else if (key == "adsPerHour") {
+    ads_service_->SetAdsPerHour(std::stoull(value));
   }
+
+  base::ListValue* emptyArgs = nullptr;
+  GetAdsData(emptyArgs);
 }
 
 void RewardsDOMHandler::SetBackupCompleted(const base::ListValue *args) {
@@ -1030,21 +1030,6 @@ void RewardsDOMHandler::GetExcludedPublishersNumber(
   }
 }
 
-void RewardsDOMHandler::AdsIsSupportedRegion(
-    const base::ListValue* args) {
-  ads_service_->IsSupportedRegion(base::BindOnce(
-          &RewardsDOMHandler::OnAdsIsSupportedRegion,
-          weak_factory_.GetWeakPtr()));
-}
-
-void RewardsDOMHandler::OnAdsIsSupportedRegion(
-    bool is_supported) {
-  if (web_ui()->CanCallJavascript()) {
-    web_ui()->CallJavascriptFunctionUnsafe("brave_rewards.adsIsSupportedRegion",
-        base::Value(is_supported));
-  }
-}
-
 }  // namespace
 
 BraveRewardsUI::BraveRewardsUI(content::WebUI* web_ui, const std::string& name)

components/brave_ads/browser/BUILD.gn

@@ -46,6 +46,14 @@ source_set("browser") {
       "background_helper_mac.h",
       "background_helper_win.cc",
       "background_helper_win.h",
+      "locale_helper.cc",
+      "locale_helper.h",
+      "locale_helper_linux.cc",
+      "locale_helper_linux.h",
+      "locale_helper_mac.mm",
+      "locale_helper_mac.h",
+      "locale_helper_win.cc",
+      "locale_helper_win.h",
       "bundle_state_database.cc",
       "bundle_state_database.h",
     ]

components/brave_ads/browser/ads_service.h

@@ -22,11 +22,13 @@ class AdsService : public KeyedService {
  public:
   AdsService() = default;
 
-  virtual bool is_enabled() const = 0;
-  virtual uint64_t ads_per_hour() const = 0;
+  virtual bool IsSupportedRegion() const = 0;
 
-  virtual void set_ads_enabled(bool enabled) = 0;
-  virtual void set_ads_per_hour(int ads_per_hour) = 0;
+  virtual bool IsAdsEnabled() const = 0;
+  virtual void SetAdsEnabled(const bool is_enabled) = 0;
+
+  virtual uint64_t GetAdsPerHour() const = 0;
+  virtual void SetAdsPerHour(const uint64_t ads_per_hour) = 0;
 
   // ads::Ads proxy
   virtual void TabUpdated(
@@ -36,11 +38,10 @@ class AdsService : public KeyedService {
   virtual void TabClosed(SessionID tab_id) = 0;
   virtual void OnMediaStart(SessionID tab_id) = 0;
   virtual void OnMediaStop(SessionID tab_id) = 0;
-  virtual void ClassifyPage(const std::string& url,
-                            const std::string& page) = 0;
+  virtual void ClassifyPage(
+      const std::string& url,
+      const std::string& page) = 0;
   virtual void SetConfirmationsIsReady(const bool is_ready) = 0;
-  virtual void IsSupportedRegion(
-      IsSupportedRegionCallback callback) = 0;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(AdsService);

components/brave_ads/browser/ads_service_factory.cc

@@ -80,6 +80,8 @@ bool AdsServiceFactory::ServiceIsNULLWhileTesting() const {
 
 void AdsServiceFactory::RegisterProfilePrefs(
     user_prefs::PrefRegistrySyncable* registry) {
+  auto should_migrate_prefs_from_62 = ShouldMigratePrefsFrom62(registry);
+
   if (ShouldMigratePrefs(registry)) {
     // prefs::kBraveAdsPrefsVersion should default to 1 for legacy installations
     // so that preferences are migrated from version 1 to the current version
@@ -101,6 +103,10 @@ void AdsServiceFactory::RegisterProfilePrefs(
   #endif
 
   registry->RegisterIntegerPref(prefs::kBraveAdsIdleThreshold, 15);
+
+  if (should_migrate_prefs_from_62) {
+    registry->RegisterBooleanPref(prefs::kBraveAdsPrefsMigratedFrom62, true);
+  }
 }
 
 bool AdsServiceFactory::ShouldMigratePrefs(
@@ -117,4 +123,18 @@ bool AdsServiceFactory::ShouldMigratePrefs(
   return true;
 }
 
+bool AdsServiceFactory::ShouldMigratePrefsFrom62(
+    user_prefs::PrefRegistrySyncable* registry) const {
+  // prefs::kBraveAdsPrefsVersion has existed since 0.63.45 so if this key does
+  // not exist then this must be an upgrade from 0.62.x so we should migrate
+  auto pref_store = registry->defaults();
+
+  const base::Value* value = nullptr;
+  if (pref_store->GetValue(prefs::kBraveAdsPrefsVersion, &value)) {
+    return false;
+  }
+
+  return true;
+}
+
 }  // namespace brave_ads

components/brave_ads/browser/ads_service_factory.h

@@ -36,6 +36,8 @@ class AdsServiceFactory : public BrowserContextKeyedServiceFactory {
   void RegisterProfilePrefs(
       user_prefs::PrefRegistrySyncable* registry) override;
   bool ShouldMigratePrefs(user_prefs::PrefRegistrySyncable* registry) const;
+  bool ShouldMigratePrefsFrom62(
+      user_prefs::PrefRegistrySyncable* registry) const;
 
   DISALLOW_COPY_AND_ASSIGN(AdsServiceFactory);
 };