private void AnalyzeCodeBlock(CodeBlockStartAnalysisContext <SyntaxKind> codeBlockStartContext)
{
if (!codeBlockStartContext.CodeBlock.IsKind(SyntaxKind.MethodDeclaration) && !codeBlockStartContext.CodeBlock.IsKind(SyntaxKind.ConstructorDeclaration))
{
return;
}
IMethodSymbol methodSymbol = codeBlockStartContext.OwningSymbol as IMethodSymbol;
if (!(methodSymbol?.Parameters.Length > 0) || methodSymbol.IsOverride || methodSymbol.IsVirtual || methodSymbol.IsEntryPoint() || methodSymbol.ImplementsInterface())
{
return;
}
ParameterTracker tracker = new ParameterTracker(methodSymbol.Parameters);
codeBlockStartContext.RegisterCodeBlockEndAction(codeBlockContext => tracker.ReportUnusedParameters(codeBlockContext));
codeBlockStartContext.RegisterSyntaxNodeAction(nodeContext => tracker.TryDiscardReferencedParameter(nodeContext), SyntaxKind.IdentifierName);
}
/// <summary>
/// This is where the page is initialised and all components get added.
/// </summary>
/// <param name="sender">The object that sent the request</param>
/// <param name="e">Arguments passed in</param>
public void Page_Load(object sender, EventArgs e)
{
// Create the param tracker and request objects for this request
_tracker = new ParameterTracker(this);
if (WebConfigurationManager.AppSettings["aspneterrors"] == "1")
{
DoPageLoad();
}
else
{
bool wasExceptionCaught = false;
try
{
DoPageLoad();
}
catch (Exception ex)
{
if (ex.GetType() == typeof(HttpException) && ex.Message == _botNotAllowedMessage)
{
throw;
}
wasExceptionCaught = true;
if (Diagnostics != null)
{
Diagnostics.WriteExceptionToLog(ex);
}
}
// Initialise an error page here if we don't have one already to stop a further error
// masking the real one.
if (_page == null)
{
if (_viewingUser == null)
{
_viewingUser = new User(this);
}
_page = new WholePage(this);
_page.InitialisePage("ERROR");
}
if (wasExceptionCaught && _page != null)
{
XmlNode h2g2 = _page.RootElement.FirstChild;
XmlNode errornode = _page.AddTextTag(h2g2, "ERROR", "An unknown error has occurred");
_page.AddAttribute(errornode, "REQUESTID", _requestId.ToString());
_page.AddAttribute(errornode, "TIME", DateTime.Now.ToString("dd MMMM yyyy, HH:mm:ss"));
string originalType = h2g2.Attributes["TYPE"].InnerText;
_page.AddAttribute(errornode, "ORIGINALPAGETYPE", originalType);
// This will fail if there's no TYPE attribute - but that's a fatal bug at this point anyway
h2g2.Attributes["TYPE"].InnerText = "ERROR";
}
}
}
