public static DBOpenHelper GetOpenHelper(Account account, string communityId)
{
string dbName = String.Format(DBName, "");
if (account == null)
{
return(_defaultHelper ?? (_defaultHelper = new DBOpenHelper(dbName)));
}
var uniqueId = account.UserId;
DBOpenHelper helper = null;
if (_openHelpers == null)
{
_openHelpers = new Dictionary <string, DBOpenHelper>();
helper = new DBOpenHelper(String.Format(DBName, uniqueId));
_openHelpers.Add(uniqueId, helper);
}
else
{
if (!_openHelpers.TryGetValue(uniqueId, out helper))
{
helper = new DBOpenHelper(dbName);
}
}
return(helper);
}
public static DBOpenHelper GetOpenHelper(string dbNamePrefix, Account account, string communityId)
{
var dbName = new StringBuilder(dbNamePrefix);
// If we have account information, we will use it to create a database suffix for the user.
if (account != null)
{
// Default user path for a user is 'internal', if community ID is null.
if (String.IsNullOrWhiteSpace(communityId))
{
dbName.Append(communityId);
}
}
dbName.Append(DBNameSuffix);
DBOpenHelper helper = null;
if (_openHelpers == null)
{
_openHelpers = new Dictionary <string, DBOpenHelper>();
helper = new DBOpenHelper(dbName.ToString());
_openHelpers.Add(dbName.ToString(), helper);
}
else
{
if (!_openHelpers.TryGetValue(dbName.ToString(), out helper))
{
helper = new DBOpenHelper(dbName.ToString());
}
}
return(helper);
}
public static string GenerateDatabasePath(Account account)
{
DBOpenHelper open = DBOpenHelper.GetOpenHelper(account);
var localPath = AppInfoService.GetApplicationLocalFolderPath();
return(Path.Combine(localPath, open.DatabaseFile));
}
public static async Task <bool> HasSmartStore(Account account)
{
IRandomAccessStreamWithContentType stream = null;
bool fileExists = false;
try
{
var path = DBOpenHelper.GetOpenHelper(account).DatabaseFile;
var folder = ApplicationData.Current.LocalFolder;
var file = await folder.GetFileAsync(path);
stream = await file.OpenReadAsync();
fileExists = true;
}
catch (UnauthorizedAccessException)
{
fileExists = true;
}
catch (Exception)
{
fileExists = false;
}
finally
{
if (stream != null)
{
stream.Dispose();
}
}
return(fileExists);
}
public static DBOpenHelper GetOpenHelper(Account account, string communityId)
{
string dbName = String.Format(DBName, "");
if (account == null) return _defaultHelper ?? (_defaultHelper = new DBOpenHelper(dbName));
var uniqueId = account.UserId;
DBOpenHelper helper = null;
if (_openHelpers == null)
{
_openHelpers = new Dictionary<string, DBOpenHelper>();
helper = new DBOpenHelper(String.Format(DBName, uniqueId));
_openHelpers.Add(uniqueId, helper);
}
else
{
if (!_openHelpers.TryGetValue(uniqueId, out helper))
{
helper = new DBOpenHelper(dbName);
}
}
return helper;
}
public static void DeleteAllDatabases(bool includeGlobal)
{
var accounts = AccountManager.GetAccounts();
foreach (var accountKey in accounts.Keys)
{
var account = accounts[accountKey];
var path = DBOpenHelper.GetOpenHelper(account).DatabaseFile;
var helper = DBHelper.GetInstance(GenerateDatabasePath(account));
DropAllSoups(path);
SQLiteResult result = helper.Execute("DROP TABLE IF EXISTS " + SoupIndexMapTable);
helper.Execute("DROP TABLE IF EXISTS " + SoupNamesTable);
helper.Dispose();
}
if (includeGlobal)
{
var path = DBOpenHelper.GetOpenHelper(null).DatabaseFile;
var helper = DBHelper.GetInstance(GenerateDatabasePath(null));
DropAllSoups(path);
SQLiteResult result = helper.Execute("DROP TABLE IF EXISTS " + SoupIndexMapTable);
helper.Execute("DROP TABLE IF EXISTS " + SoupNamesTable);
helper.Dispose();
}
}
public static async Task <bool> HasSmartStore(Account account)
{
var path = DBOpenHelper.GetOpenHelper(account).DatabaseFile;
return(await AppInfoService.DoesFileExistAsync(path));
}
public static string GenerateDatabasePath(Account account)
{
DBOpenHelper open = DBOpenHelper.GetOpenHelper(AccountManager.GetAccount());
return(Path.Combine(ApplicationData.Current.LocalFolder.Path, open.DatabaseFile));
}
public static DBOpenHelper GetOpenHelper(string dbNamePrefix, Account account, string communityId)
{
var dbName = new StringBuilder(dbNamePrefix);
// If we have account information, we will use it to create a database suffix for the user.
if (account != null)
{
// Default user path for a user is 'internal', if community ID is null.
if (String.IsNullOrWhiteSpace(communityId))
{
dbName.Append(communityId);
}
}
dbName.Append(DBNameSuffix);
DBOpenHelper helper = null;
if (_openHelpers == null)
{
_openHelpers = new Dictionary<string, DBOpenHelper>();
helper = new DBOpenHelper(dbName.ToString());
_openHelpers.Add(dbName.ToString(), helper);
}
else
{
if (!_openHelpers.TryGetValue(dbName.ToString(), out helper))
{
helper = new DBOpenHelper(dbName.ToString());
}
}
return helper;
}