audacity::cloud::audiocom::sync::anonymous_namespace{CloudSyncHousekeeper.cpp}::Housekeeper Class Reference

Collaboration diagram for audacity::cloud::audiocom::sync::anonymous_namespace{CloudSyncHousekeeper.cpp}::Housekeeper:

Public Member Functions
	Housekeeper ()

Private Member Functions
void	OnAppInitialized ()
void	PerformHousekeeping ()
void	OnAppClosing ()

Private Attributes
std::future< void >	mHousekeepingOperation
std::atomic< bool >	mHousekeepingCancelled { false }

Detailed Description

Definition at line 29 of file CloudSyncHousekeeper.cpp.

Constructor & Destructor Documentation

Housekeeper()

audacity::cloud::audiocom::sync::anonymous_namespace{CloudSyncHousekeeper.cpp}::Housekeeper::Housekeeper ( )

inline

Definition at line 32 of file CloudSyncHousekeeper.cpp.

   {
      AppEvents::OnAppInitialized([this] { OnAppInitialized(); });
      AppEvents::OnAppClosing([this] { OnAppClosing(); });
   }

References AppEvents::OnAppClosing(), and AppEvents::OnAppInitialized().

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Member Function Documentation

OnAppClosing()

void audacity::cloud::audiocom::sync::anonymous_namespace{CloudSyncHousekeeper.cpp}::Housekeeper::OnAppClosing ( )

inlineprivate

Definition at line 82 of file CloudSyncHousekeeper.cpp.

   {
      mHousekeepingCancelled.store(true);
      if (mHousekeepingOperation.valid())
         mHousekeepingOperation.wait();
 
      auto& cloudProjectsDatabase = CloudProjectsDatabase::Get();
 
      auto connectionLock = cloudProjectsDatabase.GetConnection();
 
      if (!connectionLock)
         return;
 
      auto vacuumStatement = connectionLock->CreateStatement("VACUUM");
 
      if (!vacuumStatement)
         return;
 
      vacuumStatement->Prepare().Run();
   }

References audacity::cloud::audiocom::sync::CloudProjectsDatabase::Get().

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OnAppInitialized()

void audacity::cloud::audiocom::sync::anonymous_namespace{CloudSyncHousekeeper.cpp}::Housekeeper::OnAppInitialized ( )

inlineprivate

Definition at line 39 of file CloudSyncHousekeeper.cpp.

   {
      mHousekeepingOperation = std::async([this] { PerformHousekeeping(); });
   }

PerformHousekeeping()

void audacity::cloud::audiocom::sync::anonymous_namespace{CloudSyncHousekeeper.cpp}::Housekeeper::PerformHousekeeping ( )

inlineprivate

Definition at line 44 of file CloudSyncHousekeeper.cpp.

   {
      const auto timeToKeep = std::chrono::hours(24 * DaysToKeepFiles.Read());
      const auto now        = std::chrono::system_clock::now();
 
      auto& cloudProjectsDatabase = CloudProjectsDatabase::Get();
 
      auto projects = cloudProjectsDatabase.GetCloudProjects();
 
      for (const auto& project : projects)
      {
         if (mHousekeepingCancelled.load())
            return;
 
         const auto path = ToWXString(project.LocalPath);
 
         if (!wxFileExists(path))
         {
            cloudProjectsDatabase.DeleteProject(project.ProjectId);
            continue;
         }
 
         const auto lastAccess =
            std::max(project.LastModified, project.LastRead);
 
         const auto discardTreshold =
            std::chrono::system_clock::from_time_t(lastAccess) + timeToKeep;
 
         if (discardTreshold > now)
            continue;
 
         if (wxRemoveFile(path))
            cloudProjectsDatabase.DeleteProject(project.ProjectId);
      }
 
      // Do we need to remove the files that are not in the database?
   }

References audacity::cloud::audiocom::DaysToKeepFiles, audacity::cloud::audiocom::sync::CloudProjectsDatabase::Get(), project, Setting< T >::Read(), and audacity::ToWXString().

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Member Data Documentation

mHousekeepingCancelled

std::atomic<bool> audacity::cloud::audiocom::sync::anonymous_namespace{CloudSyncHousekeeper.cpp}::Housekeeper::mHousekeepingCancelled { false }

private

Definition at line 104 of file CloudSyncHousekeeper.cpp.

mHousekeepingOperation

std::future<void> audacity::cloud::audiocom::sync::anonymous_namespace{CloudSyncHousekeeper.cpp}::Housekeeper::mHousekeepingOperation

private

Definition at line 103 of file CloudSyncHousekeeper.cpp.

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The documentation for this class was generated from the following file:

• CloudSyncHousekeeper.cpp