private IEnumerable <OperationInfo> BuildMethodDescriptor(MethodInfo method, RouteAttribute prefix)
{
bool explicitRoute;
var verbs = new List <OnVerbAttribute>();
var route = method.GetDefaults(verbs, out explicitRoute);
Type entityType = null;
Type implementation;
if ((!explicitRoute) && ((implementation = typeof(T).GetInterfaces().FirstOrDefault(@interface => (@interface.IsGenericType) && (typeof(IReadController <,>).IsAssignableFrom(@interface.GetGenericTypeDefinition())))) != null))
{
entityType = implementation.GetGenericArguments()[0];
}
UriTemplateBuilder templateRegex = new UriTemplateBuilder(entityType, true);
templateRegex.Add(prefix.Url.ToString(), prefix, typeof(T));
templateRegex.Add(route.Url.ToString(), route, method);
Url url = UrlParser.Parse(templateRegex.ToString());
IList <OperationInfo> result = new List <OperationInfo>();
foreach (var item in verbs)
{
UriTemplateBuilder uriTemplate = templateRegex.Clone(false);
var parameters = BuildParameterDescriptors(method, item.Verb, templateRegex, ref uriTemplate);
var regex = new Regex("^" + templateRegex + "$", RegexOptions.IgnoreCase);
result.Add(new OperationInfo <Verb>(method, url, uriTemplate, regex, item.Verb, parameters).WithSecurityDetailsFrom(method));
}
return(result);
}
private ValueInfo[] BuildParameterDescriptors(MethodInfo method, Verb verb, UriTemplateBuilder templateRegex, ref UriTemplateBuilder uriTemplate)
{
IList <ValueInfo> result = new List <ValueInfo>();
if (method.ReturnParameter.ParameterType != typeof(void))
{
result.Add(new ResultInfo(method.ReturnParameter, CreateResultTarget(method.ReturnParameter), null, null));
}
foreach (var parameter in method.GetParameters())
{
if (parameter.IsOut)
{
result.Add(new ResultInfo(parameter, CreateResultTarget(parameter), null, null));
continue;
}
bool isBodyParameter;
string parameterUrlTemplate;
string parameterTemplateRegex;
var source = CreateParameterTemplateRegex(method, parameter, verb, out parameterUrlTemplate, out parameterTemplateRegex, out isBodyParameter);
if ((parameterTemplateRegex == null) && (!isBodyParameter))
{
continue;
}
string variableName = (isBodyParameter ? null : UriTemplateBuilder.VariableTemplateRegex.Match(parameterUrlTemplate).Groups["ParameterName"].Value);
if (parameterTemplateRegex != null)
{
if (!(source is FromQueryStringAttribute))
{
templateRegex.Add(parameterTemplateRegex, source, parameter, parameter.HasDefaultValue);
}
uriTemplate.Add(parameterUrlTemplate, source, parameter, parameter.HasDefaultValue);
}
result.Add(new ArgumentInfo(parameter, source, (isBodyParameter ? null : (parameterTemplateRegex.StartsWith("([?&]") ? parameterUrlTemplate : uriTemplate.ToString(false))), variableName));
}
return(result.ToArray());
}
