/// <summary>
/// Gets XmlResolver - default or custom, with user credentials or not.
/// </summary>
/// <param name="credentials">User credentials</param>
/// <param name="options">Parsed command line options</param>
public static XmlResolver GetXmlResolver(NetworkCredential credentials, NXsltOptions options, bool prohibitDTD)
{
XmlResolver resolver;
Type resolverType;
if (options.ResolverTypeName != null)
{
//Custom resolver
try
{
resolverType = TypeUtils.FindType(options, options.ResolverTypeName);
}
catch (Exception e)
{
throw new NXsltException(NXsltStrings.ErrorCreateResolver, options.ResolverTypeName, e.Message);
}
if (!typeof(XmlResolver).IsAssignableFrom(resolverType))
{
//Type is not XmlResolver
throw new NXsltException(NXsltStrings.ErrorTypeNotXmlResolver, options.ResolverTypeName);
}
try
{
resolver = (XmlResolver)Activator.CreateInstance(resolverType);
}
catch (Exception e)
{
throw new NXsltException(NXsltStrings.ErrorCreateResolver, options.ResolverTypeName, e.Message);
}
}
else
{
if (prohibitDTD)
{
resolver = new XmlUrlResolver();
}
else
{
resolver = new DTDAllowingResolver();
}
}
//Set credentials if any
if (credentials != null)
{
resolver.Credentials = credentials;
}
return resolver;
}
