//***********************************************************************************************************************
//***********************************************************************************************************************
/// <summary>
/// Charge dans le cache des données exploitables.
/// </summary>
/// <param name="FileName">Nom de base du fichier.</param>
/// <param name="ExpireDate">Date d'expiration.</param>
/// <param name="Entry">Objet <b>AppCacheFile</b>.</param>
/// <returns><b>True</b> si du cahce a été trouvé, sinon <b>False</b>.</returns>
//-----------------------------------------------------------------------------------------------------------------------
public static bool Find(string FileName, DateTime ExpireDate, out AppCacheFile Entry)
{
//-------------------------------------------------------------------------------------------------------------------
#region // Implémentation de la Procédure
//-------------------------------------------------------------------------------------------------------------------
//-------------------------------------------------------------------------------------------------------------------
Entry = AppCacheFile.Empty;
//-------------------------------------------------------------------------------------------------------------------
//-------------------------------------------------------------------------------------------------------------------
try
{
//---------------------------------------------------------------------------------------------------------------
if (!NetworkInterface.GetIsNetworkAvailable())
{
ExpireDate = DateTime.MinValue;
}
//---------------------------------------------------------------------------------------------------------------
//---------------------------------------------------------------------------------------------------------------
using (var Iso = IsolatedStorageFile.GetUserStoreForApplication())
{
//-----------------------------------------------------------------------------------------------------------
if (Iso.DirectoryExists("AppCache"))
{
//-------------------------------------------------------------------------------------------------------
// On recherche dans le Cache
//-------------------------------------------------------------------------------------------------------
foreach (string FileID in Iso.GetFileNames("AppCache/*-" + FileName))
{
//---------------------------------------------------------------------------------------------------
// A t'on le bon format de fichier ?
//---------------------------------------------------------------------------------------------------
if (FileID.Length > 14)
{
//-----------------------------------------------------------------------------------------------
string FileDate = FileID.Substring(0, 14);
//-----------------------------------------------------------------------------------------------
//-----------------------------------------------------------------------------------------------
// On contrôle la validité des données
//-----------------------------------------------------------------------------------------------
DateTime Date = DateTime.MinValue;
DateTime.TryParseExact(FileDate, "yyyyMMddHHmmss", null,
DateTimeStyles.None, out Date);
TimeSpan FileValidity = DateTime.Now.Subtract(Date);
//-----------------------------------------------------------------------------------------------
//-----------------------------------------------------------------------------------------------
string CacheFile = "AppCache/" + FileID;
using (var File = Iso.OpenFile(CacheFile, FileMode.Open))
{
using (var Sr = new StreamReader(File))
{
Entry = new AppCacheFile()
{
Name = "AppCache/" + FileID,
Date = Date,
Content = Sr.ReadToEnd(),
};
return((!Entry.IsEmpty) && (Date >= ExpireDate));
}
}
//-----------------------------------------------------------------------------------------------
}
//---------------------------------------------------------------------------------------------------
}
//-------------------------------------------------------------------------------------------------------
}
//-----------------------------------------------------------------------------------------------------------
}
//---------------------------------------------------------------------------------------------------------------
}
//-------------------------------------------------------------------------------------------------------------------
catch {}
//-------------------------------------------------------------------------------------------------------------------
//-------------------------------------------------------------------------------------------------------------------
return(false);
//-------------------------------------------------------------------------------------------------------------------
//-------------------------------------------------------------------------------------------------------------------
#endregion
//-------------------------------------------------------------------------------------------------------------------
}
//***********************************************************************************************************************
//***********************************************************************************************************************
/// <summary>
/// Charge dans le cache des données exploitables.
/// </summary>
/// <param name="FileName">Nom de base du fichier.</param>
/// <param name="Entry">Objet <b>AppCacheFile</b>.</param>
/// <returns><b>True</b> si du cahce a été trouvé, sinon <b>False</b>.</returns>
//-----------------------------------------------------------------------------------------------------------------------
public static bool Find(string FileName, out AppCacheFile Entry)
{
//-------------------------------------------------------------------------------------------------------------------
return(Find(FileName, DateTime.MinValue, out Entry));
//-------------------------------------------------------------------------------------------------------------------
}
