1 files changed, 232 insertions, 0 deletions
diff --git a/xbmc/pvr/settings/PVRSettings.cpp b/xbmc/pvr/settings/PVRSettings.cpp
new file mode 100644
index 0000000..f28651a
--- /dev/null
+++ b/xbmc/pvr/settings/PVRSettings.cpp
@@ -0,0 +1,232 @@
+/*
+ *  Copyright (C) 2015-2018 Team Kodi
+ *  This file is part of Kodi - https://kodi.tv
+ *
+ *  SPDX-License-Identifier: GPL-2.0-or-later
+ *  See LICENSES/README.md for more information.
+ */
+
+#include "PVRSettings.h"
+
+#include "ServiceBroker.h"
+#include "guilib/LocalizeStrings.h"
+#include "pvr/PVRManager.h"
+#include "pvr/addons/PVRClients.h"
+#include "pvr/guilib/PVRGUIActionsParentalControl.h"
+#include "settings/Settings.h"
+#include "settings/SettingsComponent.h"
+#include "settings/lib/SettingsManager.h"
+#include "utils/StringUtils.h"
+#include "utils/log.h"
+
+#include <memory>
+#include <mutex>
+#include <set>
+#include <string>
+#include <utility>
+
+using namespace PVR;
+
+unsigned int CPVRSettings::m_iInstances = 0;
+
+CPVRSettings::CPVRSettings(const std::set<std::string>& settingNames)
+{
+  Init(settingNames);
+
+  const std::shared_ptr<CSettings> settings = CServiceBroker::GetSettingsComponent()->GetSettings();
+  settings->GetSettingsManager()->RegisterSettingsHandler(this);
+  settings->RegisterCallback(this, settingNames);
+
+  if (m_iInstances == 0)
+  {
+    // statics must only be registered once, not per instance
+    settings->GetSettingsManager()->RegisterSettingOptionsFiller("pvrrecordmargins", MarginTimeFiller);
+    settings->GetSettingsManager()->AddDynamicCondition("pvrsettingvisible", IsSettingVisible);
+    settings->GetSettingsManager()->AddDynamicCondition("checkpvrparentalpin", CheckParentalPin);
+  }
+  m_iInstances++;
+}
+
+CPVRSettings::~CPVRSettings()
+{
+  const std::shared_ptr<CSettings> settings = CServiceBroker::GetSettingsComponent()->GetSettings();
+
+  m_iInstances--;
+  if (m_iInstances == 0)
+  {
+    settings->GetSettingsManager()->RemoveDynamicCondition("checkpvrparentalpin");
+    settings->GetSettingsManager()->RemoveDynamicCondition("pvrsettingvisible");
+    settings->GetSettingsManager()->UnregisterSettingOptionsFiller("pvrrecordmargins");
+  }
+
+  settings->UnregisterCallback(this);
+  settings->GetSettingsManager()->UnregisterSettingsHandler(this);
+}
+
+void CPVRSettings::RegisterCallback(ISettingCallback* callback)
+{
+  std::unique_lock<CCriticalSection> lock(m_critSection);
+  m_callbacks.insert(callback);
+}
+
+void CPVRSettings::UnregisterCallback(ISettingCallback* callback)
+{
+  std::unique_lock<CCriticalSection> lock(m_critSection);
+  m_callbacks.erase(callback);
+}
+
+void CPVRSettings::Init(const std::set<std::string>& settingNames)
+{
+  for (const auto& settingName : settingNames)
+  {
+    SettingPtr setting = CServiceBroker::GetSettingsComponent()->GetSettings()->GetSetting(settingName);
+    if (!setting)
+    {
+      CLog::LogF(LOGERROR, "Unknown PVR setting '{}'", settingName);
+      continue;
+    }
+
+    std::unique_lock<CCriticalSection> lock(m_critSection);
+    m_settings.insert(std::make_pair(settingName, setting->Clone(settingName)));
+  }
+}
+
+void CPVRSettings::OnSettingsLoaded()
+{
+  std::set<std::string> settingNames;
+
+  {
+    std::unique_lock<CCriticalSection> lock(m_critSection);
+    for (const auto& settingName : m_settings)
+      settingNames.insert(settingName.first);
+
+    m_settings.clear();
+  }
+
+  Init(settingNames);
+}
+
+void CPVRSettings::OnSettingChanged(const std::shared_ptr<const CSetting>& setting)
+{
+  if (setting == nullptr)
+    return;
+
+  std::unique_lock<CCriticalSection> lock(m_critSection);
+  m_settings[setting->GetId()] = setting->Clone(setting->GetId());
+  const auto callbacks(m_callbacks);
+  lock.unlock();
+
+  for (const auto& callback : callbacks)
+    callback->OnSettingChanged(setting);
+}
+
+bool CPVRSettings::GetBoolValue(const std::string& settingName) const
+{
+  std::unique_lock<CCriticalSection> lock(m_critSection);
+  auto settingIt = m_settings.find(settingName);
+  if (settingIt != m_settings.end() && (*settingIt).second->GetType() == SettingType::Boolean)
+  {
+    std::shared_ptr<const CSettingBool> setting = std::dynamic_pointer_cast<const CSettingBool>((*settingIt).second);
+    if (setting)
+      return setting->GetValue();
+  }
+
+  CLog::LogF(LOGERROR, "PVR setting '{}' not found or wrong type given", settingName);
+  return false;
+}
+
+int CPVRSettings::GetIntValue(const std::string& settingName) const
+{
+  std::unique_lock<CCriticalSection> lock(m_critSection);
+  auto settingIt = m_settings.find(settingName);
+  if (settingIt != m_settings.end() && (*settingIt).second->GetType() == SettingType::Integer)
+  {
+    std::shared_ptr<const CSettingInt> setting = std::dynamic_pointer_cast<const CSettingInt>((*settingIt).second);
+    if (setting)
+      return setting->GetValue();
+  }
+
+  CLog::LogF(LOGERROR, "PVR setting '{}' not found or wrong type given", settingName);
+  return -1;
+}
+
+std::string CPVRSettings::GetStringValue(const std::string& settingName) const
+{
+  std::unique_lock<CCriticalSection> lock(m_critSection);
+  auto settingIt = m_settings.find(settingName);
+  if (settingIt != m_settings.end() && (*settingIt).second->GetType() == SettingType::String)
+  {
+    std::shared_ptr<const CSettingString> setting = std::dynamic_pointer_cast<const CSettingString>((*settingIt).second);
+    if (setting)
+      return setting->GetValue();
+  }
+
+  CLog::LogF(LOGERROR, "PVR setting '{}' not found or wrong type given", settingName);
+  return "";
+}
+
+void CPVRSettings::MarginTimeFiller(const SettingConstPtr& /*setting*/,
+                                    std::vector<IntegerSettingOption>& list,
+                                    int& current,
+                                    void* /*data*/)
+{
+  list.clear();
+
+  static const int marginTimeValues[] =
+  {
+    0, 1, 3, 5, 10, 15, 20, 30, 60, 90, 120, 180 // minutes
+  };
+
+  for (int iValue : marginTimeValues)
+  {
+    list.emplace_back(StringUtils::Format(g_localizeStrings.Get(14044), iValue) /* {} min */,
+                      iValue);
+  }
+}
+
+bool CPVRSettings::IsSettingVisible(const std::string& condition,
+                                    const std::string& value,
+                                    const std::shared_ptr<const CSetting>& setting,
+                                    void* data)
+{
+  if (setting == nullptr)
+    return false;
+
+  const std::string& settingId = setting->GetId();
+
+  if (settingId == CSettings::SETTING_PVRMANAGER_USEBACKENDCHANNELNUMBERS)
+  {
+    // Setting is only visible if exactly one PVR client is enabled or
+    // the expert setting to always use backend numbers is enabled
+    const auto& settings = CServiceBroker::GetSettingsComponent()->GetSettings();
+    int enabledClientAmount = CServiceBroker::GetPVRManager().Clients()->EnabledClientAmount();
+
+    return enabledClientAmount == 1 ||
+           (settings->GetBool(CSettings::SETTING_PVRMANAGER_USEBACKENDCHANNELNUMBERSALWAYS) &&
+            enabledClientAmount > 1);
+  }
+  else if (settingId == CSettings::SETTING_PVRMANAGER_USEBACKENDCHANNELNUMBERSALWAYS)
+  {
+    // Setting is only visible if more than one PVR client is enabled.
+    return CServiceBroker::GetPVRManager().Clients()->EnabledClientAmount() > 1;
+  }
+  else if (settingId == CSettings::SETTING_PVRMANAGER_CLIENTPRIORITIES)
+  {
+    // Setting is only visible if more than one PVR client is enabeld.
+    return CServiceBroker::GetPVRManager().Clients()->EnabledClientAmount() > 1;
+  }
+  else
+  {
+    // Show all other settings unconditionally.
+    return true;
+  }
+}
+
+bool CPVRSettings::CheckParentalPin(const std::string& condition,
+                                    const std::string& value,
+                                    const std::shared_ptr<const CSetting>& setting,
+                                    void* data)
+{
+  return CServiceBroker::GetPVRManager().Get<PVR::GUI::Parental>().CheckParentalPIN() ==
+         ParentalCheckResult::SUCCESS;
+}