/// <summary>
/// Verifies the semantic rule
/// </summary>
/// <param name="context">The Interop service context</param>
/// <param name="info">out paramater to return violation information when rule does not pass</param>
/// <returns>true if rule passes; false otherwise</returns>
public override bool?Verify(ServiceContext context, out ExtensionRuleViolationInfo info)
{
if (context == null)
{
throw new ArgumentNullException("context");
}
bool passed = true;
info = null;
// get the first segment after the service root URI
string path;
if (ResourcePathHelper.IsOneSegmentPath(context, out path))
{
if (RegexInUri.IsURI2(path, XElement.Parse(context.MetadataDocument)))
{
if (context.PayloadType != RuleEngine.PayloadType.Entry)
{
passed = false;
info = new ExtensionRuleViolationInfo("error payload type expected", context.Destination, context.PayloadType.ToString());
}
}
}
return(passed);
}
/// <summary>
/// Verifies the semantic rule
/// </summary>
/// <param name="context">The Interop service context</param>
/// <param name="info">out paramater to return violation information when rule does not pass</param>
/// <returns>true if rule passes; false otherwise</returns>
public override bool?Verify(ServiceContext context, out ExtensionRuleViolationInfo info)
{
if (context == null)
{
throw new ArgumentNullException("context");
}
bool passed = true;
info = null;
// check there is only one segement in the relative path (after the service root uri)
// ensure the segment is a URI-2
string path;
if (ResourcePathHelper.IsOneSegmentPath(context, out path))
{
if (RegexInUri.IsURI2(path, XElement.Parse(context.MetadataDocument)))
{
// fetch the .../$count resource
Uri target = new Uri(context.DestinationBasePath + "/$count");
var resp = WebResponseHelper.GetWithHeaders(
target,
false, // $count response cannot be application/json Content-Type
null,
RuleEngineSetting.Instance().DefaultMaximumPayloadSize,
context);
if (resp.StatusCode.HasValue)
{
var code = resp.StatusCode.Value;
bool isNonExistentCode = (code == System.Net.HttpStatusCode.NotFound) || (code == System.Net.HttpStatusCode.Gone);
if (isNonExistentCode)
{
passed = true;
}
else
{
passed = false;
info = new ExtensionRuleViolationInfo("unexpected status code", target, code.ToString());
}
}
else
{
passed = false;
info = new ExtensionRuleViolationInfo("no status code", target, null);
}
}
}
return(passed);
}
/// <summary>
/// Verify the rule
/// </summary>
/// <param name="context">Service context</param>
/// <param name="info">out parameter to return violation information when rule fail</param>
/// <returns>true if rule passes; false otherwise</returns>
public override bool?Verify(ServiceContext context, out ExtensionRuleViolationInfo info)
{
if (context == null)
{
throw new ArgumentNullException("context");
}
bool?passed = null;
info = null;
// check there is only one segement in the relative path (after the service root uri)
// ensure the segment is a URI-2
string path;
if (ResourcePathHelper.IsOneSegmentPath(context, out path))
{
if (RegexInUri.IsURI2(path, XElement.Parse(context.MetadataDocument)))
{
// fetch the .../$count resource
Uri target = new Uri(context.DestinationBasePath + "/$count");
var resp = WebResponseHelper.GetWithHeaders(
target,
false, // $count response cannot be application/json Content-Type
null,
RuleEngineSetting.Instance().DefaultMaximumPayloadSize,
context);
string payload = resp.ResponsePayload;
int count;
if (Int32.TryParse(payload, out count))
{
passed = count == 1;
}
else
{
passed = false;
}
if (!passed.Value)
{
info = new ExtensionRuleViolationInfo("unexpected payload content", target, payload);
}
}
}
return(passed);
}
/// <summary>
/// Verifies the semantic rule
/// </summary>
/// <param name="context">The Interop service context</param>
/// <param name="info">out paramater to return violation information when rule does not pass</param>
/// <returns>true if rule passes; false otherwise</returns>
public override bool?Verify(ServiceContext context, out ExtensionRuleViolationInfo info)
{
if (context == null)
{
throw new ArgumentNullException("context");
}
bool passed = true;
info = null;
// get the first segment after the service root URI
char[] delimiters = new char[] { '/' };
string path = context.DestinationBasePath.Substring(context.ServiceBaseUri.AbsoluteUri.Length).Trim('/');
string firstSegment = path.IndexOfAny(delimiters) >= 0 ? path.Substring(0, path.IndexOfAny(delimiters)) : path;
firstSegment = firstSegment.Trim('/');
// check whether the first segment is URI-2
if (RegexInUri.IsURI2(firstSegment, XElement.Parse(context.MetadataDocument)))
{
if (!firstSegment.Equals(path.Trim('/')))
{
Uri resource = new Uri(context.ServiceBaseUri, firstSegment);
var resp = WebResponseHelper.GetWithHeaders(resource,
context.PayloadFormat == RuleEngine.PayloadFormat.Json,
null,
RuleEngineSetting.Instance().DefaultMaximumPayloadSize,
context);
if (resp.StatusCode.HasValue)
{
int statusCode = (int)resp.StatusCode.Value;
if (statusCode < 100 || statusCode >= 400)
{
if (!(context.HttpStatusCode.Value == System.Net.HttpStatusCode.NotFound || context.HttpStatusCode.Value == System.Net.HttpStatusCode.Gone))
{
passed = false;
info = new ExtensionRuleViolationInfo("unexpected status code " + context.HttpStatusCode.Value.ToString(), context.Destination, context.HttpStatusCode.Value.ToString());
}
else if (context.PayloadType != RuleEngine.PayloadType.Error)
{
passed = false;
info = new ExtensionRuleViolationInfo("error payload expected", context.Destination, context.PayloadType.ToString());
}
}
}
}
else
{
if (context.PayloadType == RuleEngine.PayloadType.Error)
{
int statusCode = (int)context.HttpStatusCode.Value;
passed = statusCode >= 400 && statusCode < 500;
if (!passed)
{
info = new ExtensionRuleViolationInfo("unexpected HTTP status code", context.Destination, context.HttpStatusCode.Value.ToString());
}
}
}
}
return(passed);
}