/// <summary>
/// Reads the response with error handling
/// </summary>
/// <param name="response">The response.</param>
/// <returns>Service response.</returns>
private object ReadResponse(IEwsHttpWebResponse response)
{
object serviceResponse;
try
{
this.Service.ProcessHttpResponseHeaders(TraceFlags.EwsResponseHttpHeaders, response);
// If tracing is enabled, we read the entire response into a MemoryStream so that we
// can pass it along to the ITraceListener. Then we parse the response from the
// MemoryStream.
if (this.Service.IsTraceEnabledFor(TraceFlags.EwsResponse))
{
using (MemoryStream memoryStream = new MemoryStream())
{
using (Stream serviceResponseStream = ServiceRequestBase.GetResponseStream(response))
{
// Copy response to in-memory stream and reset position to start.
EwsUtilities.CopyStream(serviceResponseStream, memoryStream);
memoryStream.Position = 0;
}
this.TraceResponseXml(response, memoryStream);
serviceResponse = this.ReadResponseXml(memoryStream, response.Headers);
}
}
else
{
using (Stream responseStream = ServiceRequestBase.GetResponseStream(response))
{
serviceResponse = this.ReadResponseXml(responseStream, response.Headers);
}
}
}
catch (WebException e)
{
if (e.Response != null)
{
IEwsHttpWebResponse exceptionResponse = this.Service.HttpWebRequestFactory.CreateExceptionResponse(e);
this.Service.ProcessHttpResponseHeaders(TraceFlags.EwsResponseHttpHeaders, exceptionResponse);
}
throw new ServiceRequestException(string.Format(Strings.ServiceRequestFailed, e.Message), e);
}
catch (IOException e)
{
// Wrap exception.
throw new ServiceRequestException(string.Format(Strings.ServiceRequestFailed, e.Message), e);
}
finally
{
if (response != null)
{
response.Close();
}
}
return(serviceResponse);
}
/// <summary>
/// Validates this view.
/// </summary>
/// <param name="request">The request using this view.</param>
internal virtual void InternalValidate(ServiceRequestBase request)
{
if (this.PropertySet != null)
{
this.PropertySet.InternalValidate();
this.PropertySet.ValidateForRequest(request, true /*summaryPropertiesOnly*/);
}
}
/// <summary>
/// Validates this view.
/// </summary>
/// <param name="request">The request using this view.</param>
internal virtual void InternalValidate(ServiceRequestBase request)
{
if (this.PropertySet != null)
{
this.PropertySet.InternalValidate();
this.PropertySet.ValidateForRequest(request, true /*summaryPropertiesOnly*/);
}
}
/// <summary>
/// Validate instance.
/// </summary>
/// <param name="request">The request using this view.</param>
internal override void InternalValidate(ServiceRequestBase request)
{
base.InternalValidate(request);
if (this.endDate < this.StartDate)
{
throw new ServiceValidationException(Strings.EndDateMustBeGreaterThanStartDate);
}
}
/// <summary>
/// Validates this view.
/// </summary>
/// <param name="request">The request using this view.</param>
internal override void InternalValidate(ServiceRequestBase request)
{
base.InternalValidate(request);
if (this.Traversal.HasValue)
{
EwsUtilities.ValidateEnumVersionValue(this.traversal, request.Service.RequestedServerVersion);
}
if (this.ViewFilter.HasValue)
{
EwsUtilities.ValidateEnumVersionValue(this.viewFilter, request.Service.RequestedServerVersion);
}
}
/// <summary>
/// Validates this view.
/// </summary>
/// <param name="request">The request using this view.</param>
internal override void InternalValidate(ServiceRequestBase request)
{
base.InternalValidate(request);
if (this.Traversal.HasValue)
{
EwsUtilities.ValidateEnumVersionValue(this.traversal, request.Service.RequestedServerVersion);
}
if (this.ViewFilter.HasValue)
{
EwsUtilities.ValidateEnumVersionValue(this.viewFilter, request.Service.RequestedServerVersion);
}
}
/// <summary>
/// Contructor
/// </summary>
/// <param name="serviceRequest"></param>
/// <param name="webRequest"></param>
/// <param name="webAsyncResult"></param>
/// <param name="asyncState"></param>
public AsyncRequestResult(
ServiceRequestBase serviceRequest,
IEwsHttpWebRequest webRequest,
IAsyncResult webAsyncResult,
object asyncState)
{
EwsUtilities.ValidateParam(serviceRequest, "serviceRequest");
EwsUtilities.ValidateParam(webRequest, "webRequest");
EwsUtilities.ValidateParam(webAsyncResult, "webAsyncResult");
this.ServiceRequest = serviceRequest;
this.WebAsyncResult = webAsyncResult;
this.WebRequest = webRequest;
this.AsyncState = asyncState;
}
/// <summary>
/// Contructor
/// </summary>
/// <param name="serviceRequest"></param>
/// <param name="webRequest"></param>
/// <param name="asyncCallback"></param>
/// <param name="asyncState"></param>
public WebAsyncCallStateAnchor(
ServiceRequestBase serviceRequest,
IEwsHttpWebRequest webRequest,
AsyncCallback asyncCallback,
object asyncState)
{
EwsUtilities.ValidateParam(serviceRequest, "serviceRequest");
EwsUtilities.ValidateParam(webRequest, "webRequest");
this.ServiceRequest = serviceRequest;
this.WebRequest = webRequest;
this.AsyncCallback = asyncCallback;
this.AsyncState = asyncState;
}
/// <summary>
/// Processes the web exception.
/// </summary>
/// <param name="webException">The web exception.</param>
private void ProcessWebException(WebException webException)
{
if (webException.Response != null)
{
IEwsHttpWebResponse httpWebResponse = this.Service.HttpWebRequestFactory.CreateExceptionResponse(webException);
SoapFaultDetails soapFaultDetails = null;
if (httpWebResponse.StatusCode == HttpStatusCode.InternalServerError)
{
this.Service.ProcessHttpResponseHeaders(TraceFlags.EwsResponseHttpHeaders, httpWebResponse);
// If tracing is enabled, we read the entire response into a MemoryStream so that we
// can pass it along to the ITraceListener. Then we parse the response from the
// MemoryStream.
if (this.Service.IsTraceEnabledFor(TraceFlags.EwsResponse))
{
using (MemoryStream memoryStream = new MemoryStream())
{
using (Stream serviceResponseStream = ServiceRequestBase.GetResponseStream(httpWebResponse))
{
// Copy response to in-memory stream and reset position to start.
EwsUtilities.CopyStream(serviceResponseStream, memoryStream);
memoryStream.Position = 0;
}
this.TraceResponseXml(httpWebResponse, memoryStream);
EwsServiceXmlReader reader = new EwsServiceXmlReader(memoryStream, this.Service);
soapFaultDetails = this.ReadSoapFault(reader);
}
}
else
{
using (Stream stream = ServiceRequestBase.GetResponseStream(httpWebResponse))
{
EwsServiceXmlReader reader = new EwsServiceXmlReader(stream, this.Service);
soapFaultDetails = this.ReadSoapFault(reader);
}
}
if (soapFaultDetails != null)
{
switch (soapFaultDetails.ResponseCode)
{
case ServiceError.ErrorInvalidServerVersion:
throw new ServiceVersionException(Strings.ServerVersionNotSupported);
case ServiceError.ErrorSchemaValidation:
// If we're talking to an E12 server (8.00.xxxx.xxx), a schema validation error is the same as a version mismatch error.
// (Which only will happen if we send a request that's not valid for E12).
if ((this.Service.ServerInfo != null) &&
(this.Service.ServerInfo.MajorVersion == 8) && (this.Service.ServerInfo.MinorVersion == 0))
{
throw new ServiceVersionException(Strings.ServerVersionNotSupported);
}
break;
case ServiceError.ErrorIncorrectSchemaVersion:
// This shouldn't happen. It indicates that a request wasn't valid for the version that was specified.
EwsUtilities.Assert(
false,
"ServiceRequestBase.ProcessWebException",
"Exchange server supports requested version but request was invalid for that version");
break;
case ServiceError.ErrorServerBusy:
throw new ServerBusyException(new ServiceResponse(soapFaultDetails));
default:
// Other error codes will be reported as remote error
break;
}
// General fall-through case: throw a ServiceResponseException
throw new ServiceResponseException(new ServiceResponse(soapFaultDetails));
}
}
else
{
this.Service.ProcessHttpErrorResponse(httpWebResponse, webException);
}
}
}
/// <summary>
/// Validates this property set instance for request to ensure that:
/// 1. Properties are valid for the request server version.
/// 2. If only summary properties are legal for this request (e.g. FindItem) then only summary properties were specified.
/// </summary>
/// <param name="request">The request.</param>
/// <param name="summaryPropertiesOnly">if set to <c>true</c> then only summary properties are allowed.</param>
internal void ValidateForRequest(ServiceRequestBase request, bool summaryPropertiesOnly)
{
foreach (PropertyDefinitionBase propDefBase in this.additionalProperties)
{
PropertyDefinition propertyDefinition = propDefBase as PropertyDefinition;
if (propertyDefinition != null)
{
if (propertyDefinition.Version > request.Service.RequestedServerVersion)
{
throw new ServiceVersionException(
string.Format(
Strings.PropertyIncompatibleWithRequestVersion,
propertyDefinition.Name,
propertyDefinition.Version));
}
if (summaryPropertiesOnly && !propertyDefinition.HasFlag(PropertyDefinitionFlags.CanFind, request.Service.RequestedServerVersion))
{
throw new ServiceValidationException(
string.Format(
Strings.NonSummaryPropertyCannotBeUsed,
propertyDefinition.Name,
request.GetXmlElementName()));
}
}
}
if (this.FilterHtmlContent.HasValue)
{
if (request.Service.RequestedServerVersion < ExchangeVersion.Exchange2010)
{
throw new ServiceVersionException(
string.Format(
Strings.PropertyIncompatibleWithRequestVersion,
"FilterHtmlContent",
ExchangeVersion.Exchange2010));
}
}
if (this.ConvertHtmlCodePageToUTF8.HasValue)
{
if (request.Service.RequestedServerVersion < ExchangeVersion.Exchange2010_SP1)
{
throw new ServiceVersionException(
string.Format(
Strings.PropertyIncompatibleWithRequestVersion,
"ConvertHtmlCodePageToUTF8",
ExchangeVersion.Exchange2010_SP1));
}
}
if (!string.IsNullOrEmpty(this.InlineImageUrlTemplate))
{
if (request.Service.RequestedServerVersion < ExchangeVersion.Exchange2013)
{
throw new ServiceVersionException(
string.Format(
Strings.PropertyIncompatibleWithRequestVersion,
"InlineImageUrlTemplate",
ExchangeVersion.Exchange2013));
}
}
if (this.BlockExternalImages.HasValue)
{
if (request.Service.RequestedServerVersion < ExchangeVersion.Exchange2013)
{
throw new ServiceVersionException(
string.Format(
Strings.PropertyIncompatibleWithRequestVersion,
"BlockExternalImages",
ExchangeVersion.Exchange2013));
}
}
if (this.AddBlankTargetToLinks.HasValue)
{
if (request.Service.RequestedServerVersion < ExchangeVersion.Exchange2013)
{
throw new ServiceVersionException(
string.Format(
Strings.PropertyIncompatibleWithRequestVersion,
"AddTargetToLinks",
ExchangeVersion.Exchange2013));
}
}
if (this.MaximumBodySize.HasValue)
{
if (request.Service.RequestedServerVersion < ExchangeVersion.Exchange2013)
{
throw new ServiceVersionException(
string.Format(
Strings.PropertyIncompatibleWithRequestVersion,
"MaximumBodySize",
ExchangeVersion.Exchange2013));
}
}
}
/// <summary>
/// Validates this view.
/// </summary>
/// <param name="request">The request using this view.</param>
internal override void InternalValidate(ServiceRequestBase request)
{
base.InternalValidate(request);
EwsUtilities.ValidateEnumVersionValue(this.traversal, request.Service.RequestedServerVersion);
}
/// <summary>
/// Validates this view.
/// </summary>
/// <param name="request">The request using this view.</param>
internal override void InternalValidate(ServiceRequestBase request)
{
base.InternalValidate(request);
}
/// <summary>
/// Validate instance.
/// </summary>
/// <param name="request">The request using this view.</param>
internal override void InternalValidate(ServiceRequestBase request)
{
base.InternalValidate(request);
if (this.endDate < this.StartDate)
{
throw new ServiceValidationException(Strings.EndDateMustBeGreaterThanStartDate);
}
}
/// <summary>
/// Validates this view.
/// </summary>
/// <param name="request">The request using this view.</param>
internal override void InternalValidate(ServiceRequestBase request)
{
base.InternalValidate(request);
}
/// <summary>
/// Validates this view.
/// </summary>
/// <param name="request">The request using this view.</param>
internal override void InternalValidate(ServiceRequestBase request)
{
base.InternalValidate(request);
EwsUtilities.ValidateEnumVersionValue(this.traversal, request.Service.RequestedServerVersion);
}