// Token: 0x06006471 RID: 25713 RVA: 0x001C2C78 File Offset: 0x001C0E78
internal static MissingDependencyType GetWinFXRequirement(Exception e, InPlaceHostingManager hostingManager, out string version, out Uri fwlinkUri)
{
version = string.Empty;
fwlinkUri = null;
if (e is DependentPlatformMissingException)
{
Regex regex = new Regex(".NET Framework (v\\.?)?(?<version>\\d{1,2}(\\.\\d{1,2})?)", RegexOptions.IgnoreCase | RegexOptions.ExplicitCapture);
string message = e.Message;
Match match = regex.Match(message);
if (match.Success)
{
version = match.Groups[1].Value;
DeploymentExceptionMapper.ConstructFwlinkUrl(version, out fwlinkUri);
return(MissingDependencyType.WinFX);
}
}
Assembly assembly = Assembly.GetAssembly(hostingManager.GetType());
if (assembly == null)
{
return(MissingDependencyType.Others);
}
ResourceManager resourceManager = new ResourceManager("System.Deployment", assembly);
if (resourceManager == null)
{
return(MissingDependencyType.Others);
}
string text = resourceManager.GetString("PlatformMicrosoftCommonLanguageRuntime", CultureInfo.CurrentUICulture);
string text2 = resourceManager.GetString("PlatformDependentAssemblyVersion", CultureInfo.CurrentUICulture);
if (text == null || text2 == null)
{
return(MissingDependencyType.Others);
}
text = text.Replace("{0}", "");
text2 = text2.Replace("{0}", "");
text2 = text2.Replace("{1}", "");
string[] array = new string[]
{
"WindowsBase",
"System.Core",
"Sentinel.v3.5Client",
"System.Data.Entity"
};
string message2 = e.Message;
int num = message2.IndexOf(text2, StringComparison.Ordinal);
if (num != -1)
{
version = string.Copy(message2.Substring(num + text2.Length));
int num2 = version.IndexOf(".", StringComparison.Ordinal);
int num3 = version.IndexOf(".", num2 + 1, StringComparison.Ordinal);
if (message2.IndexOf(text, StringComparison.Ordinal) != -1)
{
if (OperatingSystemVersionCheck.IsVersionOrLater(OperatingSystemVersion.Windows8))
{
int num4 = version.IndexOf(".", num3 + 1, StringComparison.Ordinal);
if (num4 != -1)
{
version = version.Substring(0, num4);
}
}
else if (num3 != -1)
{
version = version.Substring(0, num3);
}
string version2 = "CLR" + version;
if (!DeploymentExceptionMapper.ConstructFwlinkUrl(version2, out fwlinkUri))
{
return(MissingDependencyType.Others);
}
return(MissingDependencyType.CLR);
}
else
{
if (num3 != -1)
{
version = version.Substring(0, num3);
}
bool flag = false;
foreach (string value in array)
{
if (message2.IndexOf(value, StringComparison.OrdinalIgnoreCase) > 0)
{
flag = true;
break;
}
}
if (!flag)
{
version = string.Empty;
}
}
}
if (!DeploymentExceptionMapper.ConstructFwlinkUrl(version, out fwlinkUri))
{
return(MissingDependencyType.Others);
}
return(MissingDependencyType.WinFX);
}
//------------------------------------------------------
//
// Internal Methods
//
//------------------------------------------------------
#region Internal Methods
// Check if the platform exception is due to missing WinFX or CLR dependency
// Parse the exception message and find out the dependent WinFX version and create the
// corresponding fwlink Uri.
static internal MissingDependencyType GetWinFXRequirement(Exception e,
InPlaceHostingManager hostingManager,
out string version,
out Uri fwlinkUri)
{
version = String.Empty;
fwlinkUri = null;
// ClickOnce detects whether it's running as part of the v3.5 "client" subset ("Arrowhead") and
// if so blocks older applications that don't explicitly opt into the subset framework.
// (Unfortunately, it does not block an application targeting the full 3.5 SP1 framework this way.)
// The exception message has ".NET Framework 3.5 SP1" hard-coded in it (referring to the version
// of the framework needed to run the application, which is not strictly right, but older versions
// can't/shouldn't be installed on top of the "client" subset).
// To make this exception message parsing at least potentially somewhat future-proof, a regex is
// used that allows for some variability of syntax and version number.
// We don't include the "SP1" part in the fwlink query. This is for consistency with the detection
// via sentinel assemblies. The server can be updated to offer the latest release/SP compatible
// with the requested major.minor version.
if (e is DependentPlatformMissingException)
{
Regex regex = new Regex(@".NET Framework (v\.?)?(?<version>\d{1,2}(\.\d{1,2})?)",
RegexOptions.ExplicitCapture | RegexOptions.IgnoreCase);
string msg = e.Message;
Match match = regex.Match(msg);
if (match.Success)
{
version = match.Groups[1].Value;
ConstructFwlinkUrl(version, out fwlinkUri);
return(MissingDependencyType.WinFX);
}
}
// Load the clickonce resource and use it to parse the exception message
Assembly deploymentDll = Assembly.GetAssembly(hostingManager.GetType());
if (deploymentDll == null)
{
return(MissingDependencyType.Others);
}
ResourceManager resourceManager = new ResourceManager("System.Deployment", deploymentDll);
if (resourceManager == null)
{
return(MissingDependencyType.Others);
}
String clrProductName = resourceManager.GetString("PlatformMicrosoftCommonLanguageRuntime", CultureInfo.CurrentUICulture);
String versionString = resourceManager.GetString("PlatformDependentAssemblyVersion", CultureInfo.CurrentUICulture);
if ((clrProductName == null) || (versionString == null))
{
return(MissingDependencyType.Others);
}
// Need to trim off the parameters in the ClickOnce strings:
// "{0} Version {1}" -> "Version"
// "Microsoft Common Language Runtime Version {0}" -> "Microsoft Common Language Runtime Version"
clrProductName = clrProductName.Replace("{0}", "");
versionString = versionString.Replace("{0}", "");
versionString = versionString.Replace("{1}", "");
string[] sentinelAssemblies =
{
// The Original & "Only"
"WindowsBase",
// A reference to System.Core is what makes an application target .NET v3.5.
// Because WindowsBase still has v3.0.0.0, it's not the one that fails the platform requirements
// test when a v3.5 app is run on the v3 runtime. (This additional check added for v3 SP1.)
"System.Core",
// New sentinel assemblies for v3.5 SP1 (see the revision history)
"Sentinel.v3.5Client", "System.Data.Entity"
};
// Parse the required version and trim it to major and minor only
string excpMsg = e.Message;
int index = excpMsg.IndexOf(versionString, StringComparison.Ordinal);
if (index != -1)
{
// ClickOnce exception message is ErrorMessage_Platform*
// from clickonce/system.deployment.txt
version = String.Copy(excpMsg.Substring(index + versionString.Length));
int indexToFirstDot = version.IndexOf(".", StringComparison.Ordinal);
int indexToSecondDot = version.IndexOf(".", indexToFirstDot + 1, StringComparison.Ordinal);
if (excpMsg.IndexOf(clrProductName, StringComparison.Ordinal) != -1)
{
if (OperatingSystemVersionCheck.IsVersionOrLater(OperatingSystemVersion.Windows8))
{
// CLR version are Major.Minor.Revision
// Defense in depth here in case CLR changes the version scheme to major + minor only
// and we might never see the third dot
int indexToThirdDot = version.IndexOf(".", indexToSecondDot + 1, StringComparison.Ordinal);
if (indexToThirdDot != -1)
{
version = version.Substring(0, indexToThirdDot);
}
}
else if (indexToSecondDot != -1)
{
// Defense in depth here in case Avalon change the version scheme to major + minor only
// and we might never see the second dot
version = version.Substring(0, indexToSecondDot);
}
// prepend CLR to distinguish CLR version fwlink query
// vs. WinFX version query.
string clrVersion = String.Concat("CLR", version);
return(ConstructFwlinkUrl(clrVersion, out fwlinkUri) ? MissingDependencyType.CLR : MissingDependencyType.Others);
}
else
{
if (indexToSecondDot != -1)
{
// Defense in depth here in case Avalon change the version scheme to major + minor only
// and we might never see the second dot
version = version.Substring(0, indexToSecondDot);
}
bool sentinelMissing = false;
foreach (string sentinelAssembly in sentinelAssemblies)
{
if (excpMsg.IndexOf(sentinelAssembly, StringComparison.OrdinalIgnoreCase) > 0)
{
sentinelMissing = true;
break;
}
}
if (!sentinelMissing)
{
version = String.Empty;
}
}
}
return(ConstructFwlinkUrl(version, out fwlinkUri) ? MissingDependencyType.WinFX : MissingDependencyType.Others);
}
