/// <summary>
/// Evaluate the ApiRequirements file and return any inconsistencies
/// as ValidationErrors.
/// </summary>
/// <returns>The http request.</returns>
/// <param name="request">Request.</param>
/// <param name="sourceFile"></param>
/// <param name="apiRequirements"></param>
public static ValidationResult<bool> IsRequestValid(this HttpRequest request, string sourceFile, ApiRequirements apiRequirements)
{
if (null == apiRequirements || null == apiRequirements.HttpRequest)
return new ValidationResult<bool>(true);
List<ValidationError> errors = new List<ValidationError>();
var reqs = apiRequirements.HttpRequest;
var requestMimeType = ConvertToMimeType(request.ContentType);
if (null != reqs.ContentTypes && null != requestMimeType
&& !reqs.ContentTypes.Contains(requestMimeType))
{
errors.Add(new ValidationWarning(ValidationErrorCode.InvalidContentType, sourceFile, "Request content-type header value is not in the supported list of content-types: {0}", request.ContentType));
}
if (reqs.HttpMethods != null && !reqs.HttpMethods.Contains(request.Method))
{
errors.Add(new ValidationError(ValidationErrorCode.InvalidHttpMethod, sourceFile, "Request HTTP method is not in the supported list of HTTP methods: {0}", request.Method));
}
if (reqs.MaxUrlLength > 0 && request.Url.Length > reqs.MaxUrlLength)
{
errors.Add(new ValidationError(ValidationErrorCode.UrlLengthExceedsMaximum, sourceFile, "Request URL is longer than the defined maximum URL length: [{0}] {1}", request.Url.Length, request.Url));
}
if (reqs.StandardHeaders != null && request.Headers.Count > 0)
{
foreach (var headerName in request.Headers.AllKeys)
{
if (!reqs.StandardHeaders.ContainsString(headerName, apiRequirements.CaseSensativeHeaders))
{
errors.Add(new ValidationWarning(ValidationErrorCode.NonStandardHeaderUsed, sourceFile, "Request includes a non-standard header: {0}", headerName));
}
}
}
return new ValidationResult<bool>(!errors.Any(), errors);
}
public static ValidationResult<bool> IsResponseValid(this HttpResponse response, string sourceFile, ApiRequirements requirements)
{
if (null == requirements || null == requirements.HttpResponse)
return new ValidationResult<bool>(true);
List<ValidationError> errors = new List<ValidationError>();
var reqs = requirements.HttpResponse;
var responseMimeType = ConvertToMimeType(response.ContentType);
if (reqs.ContentTypes != null && null != responseMimeType
&& !reqs.ContentTypes.Contains(responseMimeType))
{
errors.Add(new ValidationWarning(ValidationErrorCode.InvalidContentType, sourceFile, "Response Content-Type header value is not in the supported list of content-types: {0}", response.ContentType));
}
return new ValidationResult<bool>(!errors.Any(), errors);
}