private void GetDatabaseAccessingSelectStatementsInQuerySyntax(SyntaxNode rootOfDocument, SemanticModel semanticModel)
{
foreach (var invocationExpSyntax in rootOfDocument.DescendantNodes().OfType <InvocationExpressionSyntax>())
{
//If Query is defined within the same line
var queryExpSyntax = invocationExpSyntax.DescendantNodes().OfType <QueryExpressionSyntax>().FirstOrDefault();
if (queryExpSyntax != null)
{
if (SyntaxNodeIsDatabaseQuery(queryExpSyntax, semanticModel))
{
AddDatabaseAccessingCall(invocationExpSyntax, semanticModel);
}
}
//else if invocation is done on an already defined query variable
else
{
MemberAccessExpressionSyntax memberAccessExpSyntax = invocationExpSyntax.DescendantNodes().OfType <MemberAccessExpressionSyntax>().FirstOrDefault();
if (memberAccessExpSyntax != null)
{
var queryVariable = (from identifier in memberAccessExpSyntax.DescendantNodes().OfType <IdentifierNameSyntax>()
from queryVar in DatabaseQueryVariables
where identifier.Identifier.ToString() == queryVar.VariableName
select queryVar).FirstOrDefault();
if (queryVariable != null)
{
AddDatabaseAccessingCall(invocationExpSyntax, semanticModel, queryVariable);
}
}
}
}
}
private static void AnalyzeSmae(SyntaxNodeAnalysisContext context)
{
SyntaxNode node = context.Node;
if (!node.IsKind(SyntaxKind.SimpleMemberAccessExpression))
{
return;
}
MemberAccessExpressionSyntax mae = (MemberAccessExpressionSyntax)node;
//account.Attributes.Add("Name", "test");
IdentifierNameSyntax identifier = mae.DescendantNodes().OfType <IdentifierNameSyntax>().FirstOrDefault();
if (identifier == null)
{
return;
}
ITypeSymbol type = context.SemanticModel.GetTypeInfo(identifier).Type;
if (type == null)
{
return;
}
//If type is not Microsoft.Xrm.Sdk.Entity - exit
if (type.ToString() != "Microsoft.Xrm.Sdk.Entity")
{
return;
}
//If argument does not contain an uppercase letter - exit
var arguments = mae.Parent.DescendantNodes().OfType <ArgumentSyntax>();
if (!arguments.Any())
{
return;
}
if (!arguments.First().Expression.GetFirstToken().ValueText.ToCharArray().Any(char.IsUpper))
{
return;
}
var diagnostic = Diagnostic.Create(Rule, arguments.First().GetLocation(), arguments.First().Expression.GetFirstToken().ValueText);
context.ReportDiagnostic(diagnostic);
}
public override void VisitMemberAccessExpression(MemberAccessExpressionSyntax node)
{
var identifierNames = node.DescendantNodes()
.OfType <SimpleNameSyntax>()
.ToList();
if (identifierNames.Count < 2)
{
return;
}
if (identifierNames[0]
.Identifier.Text != _variableName)
{
return;
}
MethodCalls.Add(identifierNames[1].Identifier.Text);
}
private static bool IsChainedMemberAccesses(MemberAccessExpressionSyntax memberAccess) => memberAccess.DescendantNodes().OfType <MemberAccessExpressionSyntax>().Any();
