/// <summary>
/// Generate the statements for HttpClient handler configuration.
/// </summary>
/// <param name="curlOptions">The curl options.</param>
/// <returns>Collection of <see cref="MemberDeclarationSyntax" />.</returns>
/// <remarks>
/// var handler = new HttpClientHandler();
/// handler.UseCookies = false;
/// </remarks>
private IEnumerable <MemberDeclarationSyntax> ConfigureHandlerStatements(CurlOptions curlOptions)
{
var statementSyntaxs = new LinkedList <MemberDeclarationSyntax>();
var handlerInitialization = RoslynExtensions.CreateVariableFromNewObjectExpression(
HandlerVariableName,
nameof(HttpClientHandler));
statementSyntaxs.AddLast(
SyntaxFactory.GlobalStatement(SyntaxFactory.LocalDeclarationStatement(handlerInitialization)));
if (curlOptions.HasCookies)
{
var memberAssignmentExpression = RoslynExtensions.CreateMemberAssignmentExpression(
HandlerVariableName,
"UseCookies",
SyntaxFactory.LiteralExpression(SyntaxKind.FalseLiteralExpression));
statementSyntaxs.AddLast(
SyntaxFactory.GlobalStatement(SyntaxFactory.ExpressionStatement(memberAssignmentExpression)));
}
if (curlOptions.HasProxy && IsSupportedProxy(curlOptions.ProxyUri))
{
var memberAssignmentExpression = CreateProxyStatements(curlOptions);
statementSyntaxs.AddLast(
SyntaxFactory.GlobalStatement(SyntaxFactory.ExpressionStatement(memberAssignmentExpression)));
}
if (curlOptions.IsCompressed)
{
var memberAssignmentExpression = RoslynExtensions.CreateMemberAssignmentExpression(
HandlerVariableName,
"AutomaticDecompression",
SyntaxFactory.PrefixUnaryExpression(SyntaxKind.BitwiseNotExpression, RoslynExtensions.CreateMemberAccessExpression("DecompressionMethods", "None")));
memberAssignmentExpression = memberAssignmentExpression
.PrependComment(Chars.NewLineString + "// If you are using .NET Core 3.0+ you can replace `~DecompressionMethods.None` to `DecompressionMethods.All`");
statementSyntaxs.AddLast(SyntaxFactory.GlobalStatement(SyntaxFactory.ExpressionStatement(memberAssignmentExpression)));
}
if (curlOptions.HasCertificate && IsSupportedCertificate(curlOptions.CertificateType))
{
foreach (var declarationSyntax in CreateCertificateStatement(curlOptions))
{
statementSyntaxs.AddLast(declarationSyntax);
}
}
if (curlOptions.Insecure)
{
var parameterListSyntax = RoslynExtensions.CreateParameterListSyntax(
"requestMessage",
"certificate",
"chain",
"policyErrors");
var lambdaExpression = SyntaxFactory.ParenthesizedLambdaExpression(
parameterListSyntax,
SyntaxFactory.LiteralExpression(SyntaxKind.TrueLiteralExpression, SyntaxFactory.Token(SyntaxKind.TrueKeyword)));
statementSyntaxs.AddLast(
SyntaxFactory.GlobalStatement(
SyntaxFactory.ExpressionStatement(
RoslynExtensions.CreateMemberAssignmentExpression(
HandlerVariableName,
"ServerCertificateCustomValidationCallback",
lambdaExpression))));
}
statementSyntaxs.TryAppendWhiteSpaceAtEnd();
return(statementSyntaxs);
}
/// <summary>
/// Generate the statements for HttpClient handler configuration.
/// </summary>
/// <param name="curlOptions">The curl options.</param>
/// <returns>Collection of <see cref="MemberDeclarationSyntax" />.</returns>
/// <remarks>
/// var handler = new HttpClientHandler();
/// handler.UseCookies = false;
/// </remarks>
private IEnumerable <MemberDeclarationSyntax> ConfigureHandlerStatements(CurlOptions curlOptions)
{
var statementSyntaxs = new LinkedList <MemberDeclarationSyntax>();
var handlerInitialization = RoslynExtensions.CreateVariableFromNewObjectExpression(
HandlerVariableName,
nameof(HttpClientHandler));
statementSyntaxs.AddLast(
SyntaxFactory.GlobalStatement(SyntaxFactory.LocalDeclarationStatement(handlerInitialization)));
if (curlOptions.HasCookies)
{
var memberAssignmentExpression = RoslynExtensions.CreateMemberAssignmentExpression(
HandlerVariableName,
"UseCookies",
SyntaxFactory.LiteralExpression(SyntaxKind.FalseLiteralExpression));
statementSyntaxs.AddLast(
SyntaxFactory.GlobalStatement(SyntaxFactory.ExpressionStatement(memberAssignmentExpression)));
}
if (curlOptions.HasProxy && IsSupportedProxy(curlOptions.ProxyUri))
{
var memberAssignmentExpression = CreateProxyStatements(curlOptions);
statementSyntaxs.AddLast(
SyntaxFactory.GlobalStatement(SyntaxFactory.ExpressionStatement(memberAssignmentExpression)));
}
if (curlOptions.HasCertificate && IsSupportedCertificate(curlOptions.CertificateType))
{
var memberAssignmentExpression = RoslynExtensions.CreateMemberAssignmentExpression(
HandlerVariableName,
"ClientCertificateOptions",
RoslynExtensions.CreateMemberAccessExpression("ClientCertificateOption", "Manual"));
statementSyntaxs.AddLast(
SyntaxFactory.GlobalStatement(SyntaxFactory.ExpressionStatement(memberAssignmentExpression)));
var newCertificateArguments = new LinkedList <ArgumentSyntax>();
newCertificateArguments.AddLast(RoslynExtensions.CreateStringLiteralArgument(curlOptions.CertificateFileName));
if (curlOptions.HasCertificatePassword)
{
newCertificateArguments.AddLast(RoslynExtensions.CreateStringLiteralArgument(curlOptions.CertificatePassword));
}
var newCertificateExpression = RoslynExtensions.CreateObjectCreationExpression(
"X509Certificate2",
newCertificateArguments.ToArray());
var certificateAssignmentExpression = RoslynExtensions.CreateInvocationExpression(
HandlerVariableName,
"ClientCertificates",
"Add",
SyntaxFactory.Argument(newCertificateExpression));
statementSyntaxs.AddLast(
SyntaxFactory.GlobalStatement(SyntaxFactory.ExpressionStatement(certificateAssignmentExpression)));
}
if (curlOptions.Insecure)
{
var parameterListSyntax = RoslynExtensions.CreateParameterListSyntax(
"requestMessage",
"certificate",
"chain",
"policyErrors");
var lambdaExpression = SyntaxFactory.ParenthesizedLambdaExpression(
parameterListSyntax,
SyntaxFactory.LiteralExpression(SyntaxKind.TrueLiteralExpression, SyntaxFactory.Token(SyntaxKind.TrueKeyword)));
statementSyntaxs.AddLast(
SyntaxFactory.GlobalStatement(
SyntaxFactory.ExpressionStatement(
RoslynExtensions.CreateMemberAssignmentExpression(
HandlerVariableName,
"ServerCertificateCustomValidationCallback",
lambdaExpression))));
}
statementSyntaxs.TryAppendWhiteSpaceAtEnd();
return(statementSyntaxs);
}