private static bool IsTypeBindable(Type parameterInfo)
{
if (Binder.IsCollection(parameterInfo))
{
return(true);
}
return(parameterInfo.Namespace != null && !parameterInfo.Namespace.StartsWith("System", StringComparison.Ordinal));
}
public IEnumerable <object> BuildCallingArguments(RequestContext context, IApiMethodCall methodToCall)
{
var callArg = new List <object>();
var requestParams = GetRequestParams(context);
var methodParams = methodToCall.GetParams().Where(x => !x.IsRetval).OrderBy(x => x.Position);
foreach (var parameterInfo in methodParams)
{
if (requestParams[parameterInfo.Name] != null)
{
//convert
var values = requestParams.GetValues(parameterInfo.Name);
if (values != null && values.Any())
{
if (Binder.IsCollection(parameterInfo.ParameterType))
{
callArg.Add(Binder.Bind(parameterInfo.ParameterType, requestParams, parameterInfo.Name));
continue; //Go to next loop
}
try
{
callArg.Add(ConvertUtils.GetConverted(values.First(), parameterInfo)); //NOTE; Get first value!
}
catch (ApiArgumentMismatchException)
{
//Failed to convert. Try bind
callArg.Add(Binder.Bind(parameterInfo.ParameterType, requestParams, parameterInfo.Name));
}
}
}
else
{
//try get request param first. It may be form\url-encoded
if (!"GET".Equals(context.HttpContext.Request.HttpMethod, StringComparison.InvariantCultureIgnoreCase) && !string.IsNullOrEmpty(context.HttpContext.Request[parameterInfo.Name]))
{
//Drop to
callArg.Add(ConvertUtils.GetConverted(context.HttpContext.Request[parameterInfo.Name], parameterInfo));
}
else if (parameterInfo.ParameterType == typeof(ContentType) && !string.IsNullOrEmpty(context.HttpContext.Request.ContentType))
{
callArg.Add(new ContentType(context.HttpContext.Request.ContentType));
}
else if (parameterInfo.ParameterType == typeof(ContentDisposition) && !string.IsNullOrEmpty(context.HttpContext.Request.Headers["Content-Disposition"]))
{
var disposition = new ContentDisposition(context.HttpContext.Request.Headers["Content-Disposition"]);
disposition.FileName = HttpUtility.UrlDecode(disposition.FileName); //Decode uri name
callArg.Add(disposition);
}
else if (parameterInfo.ParameterType.IsSubclassOf(typeof(HttpPostedFile)) && context.HttpContext.Request.Files[parameterInfo.Name] != null)
{
callArg.Add(context.HttpContext.Request.Files[parameterInfo.Name]);
}
else if (Binder.IsCollection(parameterInfo.ParameterType) && parameterInfo.ParameterType.IsGenericType && parameterInfo.ParameterType.GetGenericArguments().First() == typeof(HttpPostedFileBase))
{
//File catcher
var files = new List <HttpPostedFileBase>(context.HttpContext.Request.Files.Count);
files.AddRange(from string key in context.HttpContext.Request.Files select context.HttpContext.Request.Files[key]);
callArg.Add(files);
}
else
{
if (parameterInfo.ParameterType.IsSubclassOf(typeof(Stream)) || parameterInfo.ParameterType == typeof(Stream))
{
//First try get files
var file = context.HttpContext.Request.Files[parameterInfo.Name];
callArg.Add(file != null ? file.InputStream : context.HttpContext.Request.InputStream);
}
else
{
//Try bind
//Note: binding moved here
if (IsTypeBindable(parameterInfo.ParameterType))
{
//Custom type
var binded = Binder.Bind(parameterInfo.ParameterType,
requestParams,
parameterInfo.Name);
if (binded != null)
{
callArg.Add(binded);
continue; //Go to next loop
}
}
//Create null
var obj = parameterInfo.ParameterType.IsValueType ? Activator.CreateInstance(parameterInfo.ParameterType) : null;
callArg.Add(obj);
}
}
}
}
return(callArg);
}