void DatabaseTracker::deleteDatabasesModifiedSince(std::chrono::system_clock::time_point time)
{
Vector<RefPtr<SecurityOrigin>> originsCopy;
origins(originsCopy);
for (auto& origin : originsCopy) {
Vector<String> databaseNames;
if (!databaseNamesForOrigin(origin.get(), databaseNames))
continue;
size_t deletedDatabases = 0;
for (auto& databaseName : databaseNames) {
auto fullPath = fullPathForDatabase(origin.get(), databaseName, false);
time_t modificationTime;
if (!getFileModificationTime(fullPath, modificationTime))
continue;
if (modificationTime < std::chrono::system_clock::to_time_t(time))
continue;
deleteDatabase(origin.get(), databaseName);
++deletedDatabases;
}
if (deletedDatabases == databaseNames.size())
deleteOrigin(origin.get());
}
}
void DatabaseTracker::deleteAllDatabases()
{
Vector<RefPtr<SecurityOrigin>> originsCopy;
origins(originsCopy);
for (unsigned i = 0; i < originsCopy.size(); ++i)
deleteOrigin(originsCopy[i].get());
}
void DatabaseTracker::deleteAllDatabasesImmediately()
{
Vector<RefPtr<SecurityOrigin>> originsCopy;
origins(originsCopy);
// This method is only intended for use by DumpRenderTree / WebKitTestRunner.
// Actually deleting the databases is necessary to reset to a known state before running
// each test case, but may be unsafe in deployment use cases (where multiple applications
// may be accessing the same databases concurrently).
for (auto& origin : originsCopy)
deleteOrigin(origin.get(), DeletionMode::Immediate);
}
void StorageTracker::deleteOriginWithIdentifier(const String& originIdentifier)
{
deleteOrigin(&SecurityOrigin::createFromDatabaseIdentifier(originIdentifier).get());
}
// It is the caller's responsibility to make sure that nobody is trying to create, delete, open, or close databases in this origin while the deletion is
// taking place.
bool DatabaseTracker::deleteOrigin(SecurityOrigin* origin)
{
return deleteOrigin(origin, DeletionMode::Default);
}
