private static Version GetDotNetFrameworkVersion()
{
string version = Environment.Version.ToString(2);
if (version.Equals("2.0"))
{
try
{ // Try to load a 3.0 assembly.
AppDomain.CurrentDomain.Load("System.Runtime.Serialization, Version=3.0.0.0, Culture=neutral, PublicKeyToken=B77A5C561934E089");
version = "3.0";
}
catch (Exception) { }
try
{ // Try to load a 3.5 assembly.
AppDomain.CurrentDomain.Load("System.Core, Version=3.5.0.0, Culture=neutral, PublicKeyToken=B77A5C561934E089");
version = "3.5";
}
catch (Exception) { }
if (version.Equals("2.0"))
{
// Log info message when app is running at 2.0.
string msg = Properties.Resources.DotNet_3_Or_Higher_Not_Found_Ex_Msg;
Exception ex = new ErrorHandler.CustomExceptions.BusinessException(msg);
ErrorHandler.Error.Record(ex);
HelperFunctions.PurgeCache();
ErrorHandler.Error.Record(ex);
}
}
return(new Version(version));
}
/// <summary>
/// Return a value indicating whether the .NET Framework 3.0 is installed on the current system. This is determined
/// by invoking a method in the GalleryServerPro.Business.Wpf assembly. This assembly has a reference to
/// PresentationCore.dll and WindowsBase.dll, both .NET 3.0 assemblies. If the method throws a TargetInvocationException,
/// we'll assume the framework is not installed.
/// </summary>
/// <returns>Returns true if .NET Framework 3.0 is installed; otherwise returns false.</returns>
/// <remarks>The technique used here is fairly fragile. Any exception thrown by the invoked method is received as a
/// TargetInvocationException, even if .NET 3.0 is installed. However, this was perceived to be the best available
/// technique.
/// </remarks>
private static bool DetermineIfDotNet3IsInstalled()
{
bool isDotNet3Installed = false;
//try
//{
// GalleryServerPro.Business.Wpf.WpfMetadataExtractor.AddWpfBitmapMetadata(String.Empty, null);
// isDotNet3Installed = true;
//}
//catch (Exception ex)
//{
// GalleryServerPro.ErrorHandler.Error.Record(ex, System.Diagnostics.EventLogEntryType.Information);
//}
System.Reflection.Assembly assembly = System.Reflection.Assembly.Load("GalleryServerPro.Business.Wpf");
if (assembly == null)
{
return(false);
}
// Get reference to static WpfMetadataExtractor.AddWpfBitmapMetadata() method.
Type[] parmTypes = new Type[2];
parmTypes[0] = typeof(string);
parmTypes[1] = typeof(GalleryServerPro.Business.Interfaces.IGalleryObjectMetadataItemCollection);
Type metadataExtractor = assembly.GetType("GalleryServerPro.Business.Wpf.WpfMetadataExtractor");
System.Reflection.MethodInfo addMetadataMethod = metadataExtractor.GetMethod("AddWpfBitmapMetadata", parmTypes);
// Prepare parameters to pass to WpfMetadataExtractor.AddWpfBitmapMetadata() method.
object[] parameters = new object[2];
parameters[0] = String.Empty;
parameters[1] = null;
try
{
addMetadataMethod.Invoke(null, parameters);
isDotNet3Installed = true;
}
catch (System.Reflection.TargetInvocationException ex)
{
string msg = GalleryServerPro.Business.Properties.Resources.DotNet_3_Or_Higher_Not_Found_Ex_Msg;
Exception ex2 = new ErrorHandler.CustomExceptions.BusinessException(msg, ex);
ErrorHandler.Error.Record(ex2);
HelperFunctions.PurgeCache();
GalleryServerPro.ErrorHandler.Error.Record(ex);
}
return(isDotNet3Installed);
}
/// <summary>
/// Return a value indicating whether the .NET Framework 3.0 is installed on the current system. This is determined
/// by invoking a method in the GalleryServerPro.Business.Wpf assembly. This assembly has a reference to
/// PresentationCore.dll and WindowsBase.dll, both .NET 3.0 assemblies. If the method throws a TargetInvocationException,
/// we'll assume the framework is not installed.
/// </summary>
/// <returns>Returns true if .NET Framework 3.0 is installed; otherwise returns false.</returns>
/// <remarks>The technique used here is fairly fragile. Any exception thrown by the invoked method is received as a
/// TargetInvocationException, even if .NET 3.0 is installed. However, this was perceived to be the best available
/// technique.
/// </remarks>
private static bool DetermineIfDotNet3IsInstalled()
{
bool isDotNet3Installed = false;
//try
//{
// GalleryServerPro.Business.Wpf.WpfMetadataExtractor.AddWpfBitmapMetadata(String.Empty, null);
// isDotNet3Installed = true;
//}
//catch (Exception ex)
//{
// GalleryServerPro.ErrorHandler.Error.Record(ex, System.Diagnostics.EventLogEntryType.Information);
//}
System.Reflection.Assembly assembly = System.Reflection.Assembly.Load("GalleryServerPro.Business.Wpf");
// Get reference to static WpfMetadataExtractor.AddWpfBitmapMetadata() method.
Type[] parmTypes = new Type[2];
parmTypes[0] = typeof(string);
parmTypes[1] = typeof(GalleryServerPro.Business.Interfaces.IGalleryObjectMetadataItemCollection);
Type metadataExtractor = assembly.GetType("GalleryServerPro.Business.Wpf.WpfMetadataExtractor");
System.Reflection.MethodInfo addMetadataMethod = metadataExtractor.GetMethod("AddWpfBitmapMetadata", parmTypes);
// Prepare parameters to pass to WpfMetadataExtractor.AddWpfBitmapMetadata() method.
object[] parameters = new object[2];
parameters[0] = String.Empty;
parameters[1] = null;
try
{
addMetadataMethod.Invoke(null, parameters);
isDotNet3Installed = true;
}
catch (System.Reflection.TargetInvocationException ex)
{
string msg = GalleryServerPro.Business.Properties.Resources.DotNet_3_Or_Higher_Not_Found_Ex_Msg;
Exception ex2 = new ErrorHandler.CustomExceptions.BusinessException(msg, ex);
ErrorHandler.Error.Record(ex2);
HelperFunctions.PurgeCache();
GalleryServerPro.ErrorHandler.Error.Record(ex);
}
return isDotNet3Installed;
}
