Vector<SecurityOriginData> LocalStorageDatabaseTracker::deleteDatabasesModifiedSince(std::chrono::system_clock::time_point time)
{
Vector<String> originIdentifiersToDelete;
for (const String& origin : m_origins) {
String filePath = pathForDatabaseWithOriginIdentifier(origin);
auto modificationTime = fileModificationTime(filePath);
if (!modificationTime)
continue;
if (modificationTime.value() >= std::chrono::system_clock::to_time_t(time))
originIdentifiersToDelete.append(origin);
}
Vector<SecurityOriginData> deletedDatabaseOrigins;
deletedDatabaseOrigins.reserveInitialCapacity(originIdentifiersToDelete.size());
for (const auto& originIdentifier : originIdentifiersToDelete) {
removeDatabaseWithOriginIdentifier(originIdentifier);
if (auto origin = SecurityOriginData::fromDatabaseIdentifier(originIdentifier))
deletedDatabaseOrigins.uncheckedAppend(*origin);
else
ASSERT_NOT_REACHED();
}
return deletedDatabaseOrigins;
}
void LocalStorageDatabaseTracker::updateTrackerDatabaseFromLocalStorageDatabaseFiles()
{
Vector<String> paths = listDirectory(m_localStorageDirectory, "*.localstorage");
HashSet<String> origins(m_origins);
HashSet<String> originsFromLocalStorageDatabaseFiles;
for (size_t i = 0; i < paths.size(); ++i) {
const String& path = paths[i];
if (!path.endsWith(".localstorage"))
continue;
String filename = pathGetFileName(path);
String originIdentifier = filename.substring(0, filename.length() - strlen(".localstorage"));
if (!m_origins.contains(originIdentifier))
addDatabaseWithOriginIdentifier(originIdentifier, path);
originsFromLocalStorageDatabaseFiles.add(originIdentifier);
}
for (auto it = origins.begin(), end = origins.end(); it != end; ++it) {
const String& originIdentifier = *it;
if (origins.contains(originIdentifier))
continue;
removeDatabaseWithOriginIdentifier(originIdentifier);
}
}
void LocalStorageDatabaseTracker::deleteDatabaseWithOrigin(const SecurityOriginData& securityOrigin)
{
removeDatabaseWithOriginIdentifier(securityOrigin.databaseIdentifier());
}
void LocalStorageDatabaseTracker::deleteDatabaseWithOrigin(SecurityOrigin* securityOrigin)
{
removeDatabaseWithOriginIdentifier(securityOrigin->databaseIdentifier());
}