internal static void WriteRequestPreamble(TextWriter writer, string httpMethod, Uri uri)
{
writer.WriteLine("{0}: {1}", "Content-Type", "application/http");
writer.WriteLine("{0}: {1}", "Content-Transfer-Encoding", "binary");
writer.WriteLine();
writer.WriteLine("{0} {1} {2}", httpMethod, UriUtilsCommon.UriToString(uri), "HTTP/1.1");
}
Uri IODataUrlResolver.ResolveUrl(Uri baseUri, Uri payloadUri)
{
ExceptionUtils.CheckArgumentNotNull <Uri>(payloadUri, "payloadUri");
if ((this.contentIdCache != null) && !payloadUri.IsAbsoluteUri)
{
string str = UriUtilsCommon.UriToString(payloadUri);
if ((str.Length > 0) && (str[0] == '$'))
{
string str2;
int index = str.IndexOf('/', 1);
if (index > 0)
{
str2 = str.Substring(1, index - 1);
}
else
{
str2 = str.Substring(1);
}
if (this.contentIdCache.Contains(str2))
{
return(payloadUri);
}
}
}
if (this.batchMessageUrlResolver != null)
{
return(this.batchMessageUrlResolver.ResolveUrl(baseUri, payloadUri));
}
return(null);
}
/// <summary>Creates a URI suitable for host-agnostic comparison purposes.</summary>
/// <param name="uri">URI to compare.</param>
/// <returns>URI suitable for comparison.</returns>
private static Uri CreateBaseComparableUri(Uri uri)
{
Debug.Assert(uri != null, "uri != null");
uri = new Uri(UriUtilsCommon.UriToString(uri).ToUpper(CultureInfo.InvariantCulture), UriKind.RelativeOrAbsolute);
UriBuilder builder = new UriBuilder(uri);
builder.Host = "h";
builder.Port = 80;
builder.Scheme = "http";
return(builder.Uri);
}
/// <summary>
/// Writes the headers, (optional) Content-ID and the request line
/// </summary>
/// <param name="writer">Writer to write to.</param>
/// <param name="httpMethod">The Http method to be used for this request operation.</param>
/// <param name="uri">The Uri to be used for this request operation.</param>
internal static void WriteRequestPreamble(TextWriter writer, string httpMethod, Uri uri)
{
DebugUtils.CheckNoExternalCallers();
Debug.Assert(writer != null, "writer != null");
Debug.Assert(uri != null, "uri != null");
Debug.Assert(uri.IsAbsoluteUri || UriUtilsCommon.UriToString(uri).StartsWith("$", StringComparison.Ordinal), "uri.IsAbsoluteUri || uri.OriginalString.StartsWith(\"$\")");
// write the headers
writer.WriteLine("{0}: {1}", ODataConstants.ContentTypeHeader, MimeConstants.MimeApplicationHttp);
writer.WriteLine("{0}: {1}", ODataConstants.ContentTransferEncoding, ODataConstants.BatchContentTransferEncoding);
// write separator line between headers and the request line
writer.WriteLine();
writer.WriteLine("{0} {1} {2}", httpMethod, UriUtilsCommon.UriToString(uri), ODataConstants.HttpVersionInBatching);
}
/// <summary>
/// Method to implement a custom URL resolution scheme.
/// This method returns null if not custom resolution is desired.
/// If the method returns a non-null URL that value will be used without further validation.
/// </summary>
/// <param name="baseUri">The (optional) base URI to use for the resolution.</param>
/// <param name="payloadUri">The URI read from the payload.</param>
/// <returns>
/// A <see cref="Uri"/> instance that reflects the custom resolution of the method arguments
/// into a URL or null if no custom resolution is desired; in that case the default resolution is used.
/// </returns>
Uri IODataUrlResolver.ResolveUrl(Uri baseUri, Uri payloadUri)
{
DebugUtils.CheckNoExternalCallers();
ExceptionUtils.CheckArgumentNotNull(payloadUri, "payloadUri");
if (this.contentIdCache != null && !payloadUri.IsAbsoluteUri)
{
// On relative URIs none of the properties except for OriginalString, IsAbsoluteUri and UserEscaped are allowed
string originalString = UriUtilsCommon.UriToString(payloadUri);
Debug.Assert(originalString != null, "Original strings cannot be null in System.Uri.");
if (originalString.Length > 0 && originalString[0] == '$')
{
// if the original strings starts with '$' find the first '/' and see whether
// the characters before it are recognized as content ID token
string tokenString;
int ix = originalString.IndexOf('/', 1);
if (ix > 0)
{
tokenString = originalString.Substring(1, ix - 1);
}
else
{
tokenString = originalString.Substring(1);
}
if (this.contentIdCache.Contains(tokenString))
{
// We found a valid content ID cross reference; return the payload URI unchanged.
return(payloadUri);
}
}
}
if (this.batchMessageUrlResolver != null)
{
// If we have a resolver from the batch message use it as the fallback.
return(this.batchMessageUrlResolver.ResolveUrl(baseUri, payloadUri));
}
// Otherwise return null to use the default URL resolution instead.
return(null);
}
internal static IEdmType ValidateNavigationLink(ODataNavigationLink navigationLink, IEdmEntityType declaringEntityType, ODataPayloadKind?expandedPayloadKind)
{
if (string.IsNullOrEmpty(navigationLink.Name))
{
throw new ODataException(Microsoft.Data.OData.Strings.ValidationUtils_LinkMustSpecifyName);
}
bool flag = ((ODataPayloadKind)expandedPayloadKind) == ODataPayloadKind.EntityReferenceLink;
bool flag2 = ((ODataPayloadKind)expandedPayloadKind) == ODataPayloadKind.Feed;
Func <object, string> func = null;
if ((!flag && navigationLink.IsCollection.HasValue) && (expandedPayloadKind.HasValue && (flag2 != navigationLink.IsCollection.Value)))
{
func = (((ODataPayloadKind)expandedPayloadKind.Value) == ODataPayloadKind.Feed) ? new Func <object, string>(Microsoft.Data.OData.Strings.WriterValidationUtils_ExpandedLinkIsCollectionFalseWithFeedContent) : new Func <object, string>(Microsoft.Data.OData.Strings.WriterValidationUtils_ExpandedLinkIsCollectionTrueWithEntryContent);
}
IEdmType definition = null;
if (declaringEntityType != null)
{
definition = ValidateNavigationPropertyDefined(navigationLink.Name, declaringEntityType).Type.Definition;
bool flag3 = definition.TypeKind == EdmTypeKind.Collection;
if (navigationLink.IsCollection.HasValue)
{
bool flag4 = flag3;
if ((flag4 != navigationLink.IsCollection) && ((navigationLink.IsCollection != false) || !flag))
{
func = flag3 ? new Func <object, string>(Microsoft.Data.OData.Strings.WriterValidationUtils_ExpandedLinkIsCollectionFalseWithFeedMetadata) : new Func <object, string>(Microsoft.Data.OData.Strings.WriterValidationUtils_ExpandedLinkIsCollectionTrueWithEntryMetadata);
}
}
if ((!flag && expandedPayloadKind.HasValue) && (flag3 != flag2))
{
func = flag3 ? new Func <object, string>(Microsoft.Data.OData.Strings.WriterValidationUtils_ExpandedLinkWithEntryPayloadAndFeedMetadata) : new Func <object, string>(Microsoft.Data.OData.Strings.WriterValidationUtils_ExpandedLinkWithFeedPayloadAndEntryMetadata);
}
}
if (func != null)
{
string arg = (navigationLink.Url == null) ? "null" : UriUtilsCommon.UriToString(navigationLink.Url);
throw new ODataException(func(arg));
}
return(definition);
}
/// <summary>
/// Creates the URI for a batch request operation.
/// </summary>
/// <param name="uri">The uri to process.</param>
/// <param name="baseUri">The base Uri to use.</param>
/// <param name="urlResolver">An optional custom URL resolver to resolve URLs for writing them into the payload.</param>
/// <returns>An URI to be used in the request line of a batch request operation. It uses the <paramref name="urlResolver"/>
/// first and falls back to the defaullt URI building schema if the no URL resolver is specified or the URL resolver
/// returns null. In the default scheme, the method either returns the specified <paramref name="uri"/> if it was absolute,
/// or it's combination with the <paramref name="baseUri"/> if it was relative.</returns>
/// <remarks>
/// This method will fail if no custom resolution is implemented and the specified <paramref name="uri"/> is
/// relative and there's no base URI available.
/// </remarks>
internal static Uri CreateOperationRequestUri(Uri uri, Uri baseUri, IODataUrlResolver urlResolver)
{
DebugUtils.CheckNoExternalCallers();
Debug.Assert(uri != null, "uri != null");
Uri resultUri;
if (urlResolver != null)
{
// The resolver returns 'null' if no custom resolution is desired.
resultUri = urlResolver.ResolveUrl(baseUri, uri);
if (resultUri != null)
{
return(resultUri);
}
}
if (uri.IsAbsoluteUri)
{
resultUri = uri;
}
else
{
if (baseUri == null)
{
string errorMessage = UriUtilsCommon.UriToString(uri).StartsWith("$", StringComparison.Ordinal)
? Strings.ODataBatchUtils_RelativeUriStartingWithDollarUsedWithoutBaseUriSpecified(UriUtilsCommon.UriToString(uri))
: Strings.ODataBatchUtils_RelativeUriUsedWithoutBaseUriSpecified(UriUtilsCommon.UriToString(uri));
throw new ODataException(errorMessage);
}
resultUri = UriUtils.UriToAbsoluteUri(baseUri, uri);
}
return(resultUri);
}
internal static IEdmType ValidateNavigationLink(ODataNavigationLink navigationLink, IEdmEntityType declaringEntityType, ODataPayloadKind?expandedPayloadKind)
{
DebugUtils.CheckNoExternalCallers();
Debug.Assert(navigationLink != null, "navigationLink != null");
Debug.Assert(
!expandedPayloadKind.HasValue ||
expandedPayloadKind.Value == ODataPayloadKind.EntityReferenceLink ||
expandedPayloadKind.Value == ODataPayloadKind.Entry ||
expandedPayloadKind.Value == ODataPayloadKind.Feed,
"If an expanded payload kind is specified it must be entry, feed or entity reference link.");
// Navigation link must have a non-empty name
if (string.IsNullOrEmpty(navigationLink.Name))
{
throw new ODataException(Strings.ValidationUtils_LinkMustSpecifyName);
}
// If we write an entity reference link, don't validate the multiplicity of the IsCollection
// property if it is 'false' (since we allow writing a singleton navigation link for
// a colleciton navigation property in requests) nor the consistency of payload kind and metadata
// (which is done separately in ODataWriterCore.CheckForNavigationLinkWithContent).
bool isEntityReferenceLinkPayload = expandedPayloadKind == ODataPayloadKind.EntityReferenceLink;
// true only if the expandedPayloadKind has a value and the value is 'Feed'
bool isFeedPayload = expandedPayloadKind == ODataPayloadKind.Feed;
// Make sure the IsCollection property agrees with the payload kind for entry and feed payloads
Func <object, string> errorTemplate = null;
if (!isEntityReferenceLinkPayload && navigationLink.IsCollection.HasValue && expandedPayloadKind.HasValue)
{
// For feed/entry make sure the IsCollection property is set correctly.
if (isFeedPayload != navigationLink.IsCollection.Value)
{
errorTemplate = expandedPayloadKind.Value == ODataPayloadKind.Feed
? (Func <object, string>)Strings.WriterValidationUtils_ExpandedLinkIsCollectionFalseWithFeedContent
: Strings.WriterValidationUtils_ExpandedLinkIsCollectionTrueWithEntryContent;
}
}
IEdmType navigationPropertyType = null;
if (declaringEntityType != null)
{
IEdmProperty navigationProperty = WriterValidationUtils.ValidateNavigationPropertyDefined(navigationLink.Name, declaringEntityType);
Debug.Assert(navigationProperty != null, "If we have a declaring type we expect a non-null navigation property since open nav props are not allowed.");
navigationPropertyType = navigationProperty.Type.Definition;
bool isCollectionType = navigationPropertyType.TypeKind == EdmTypeKind.Collection;
// Make sure the IsCollection property agrees with the metadata type for entry and feed payloads
if (navigationLink.IsCollection.HasValue && isCollectionType != navigationLink.IsCollection)
{
// Ignore the case where IsCollection is 'false' and we are writing an entity reference link
// (see comment above)
if (!(navigationLink.IsCollection == false && isEntityReferenceLinkPayload))
{
errorTemplate = isCollectionType
? (Func <object, string>)Strings.WriterValidationUtils_ExpandedLinkIsCollectionFalseWithFeedMetadata
: Strings.WriterValidationUtils_ExpandedLinkIsCollectionTrueWithEntryMetadata;
}
}
// Make sure that the payload kind agrees with the metadata.
// For entity reference links we check separately in ODataWriterCore.CheckForNavigationLinkWithContent.
if (!isEntityReferenceLinkPayload && expandedPayloadKind.HasValue && isCollectionType != isFeedPayload)
{
errorTemplate = isCollectionType
? (Func <object, string>)Strings.WriterValidationUtils_ExpandedLinkWithEntryPayloadAndFeedMetadata
: Strings.WriterValidationUtils_ExpandedLinkWithFeedPayloadAndEntryMetadata;
}
}
if (errorTemplate != null)
{
string uri = navigationLink.Url == null ? "null" : UriUtilsCommon.UriToString(navigationLink.Url);
throw new ODataException(errorTemplate(uri));
}
return(navigationPropertyType);
}
/// <summary>
/// Validates that message writer settings are correct.
/// </summary>
/// <param name="messageWriterSettings">The message writer settings to validate.</param>
internal static void ValidateMessageWriterSettings(ODataMessageWriterSettings messageWriterSettings)
{
DebugUtils.CheckNoExternalCallers();
Debug.Assert(messageWriterSettings != null, "messageWriterSettings != null");
if (messageWriterSettings.BaseUri != null && !messageWriterSettings.BaseUri.IsAbsoluteUri)
{
throw new ODataException(Strings.WriterValidationUtils_MessageWriterSettingsBaseUriMustBeNullOrAbsolute(UriUtilsCommon.UriToString(messageWriterSettings.BaseUri)));
}
}
internal static void ValidateMessageReaderSettings(ODataMessageReaderSettings messageReaderSettings, bool readingResponse)
{
if ((messageReaderSettings.BaseUri != null) && !messageReaderSettings.BaseUri.IsAbsoluteUri)
{
throw new ODataException(Microsoft.Data.OData.Strings.ReaderValidationUtils_MessageReaderSettingsBaseUriMustBeNullOrAbsolute(UriUtilsCommon.UriToString(messageReaderSettings.BaseUri)));
}
if (!readingResponse && (messageReaderSettings.UndeclaredPropertyBehaviorKinds != ODataUndeclaredPropertyBehaviorKinds.None))
{
throw new ODataException(Microsoft.Data.OData.Strings.ReaderValidationUtils_UndeclaredPropertyBehaviorKindSpecifiedOnRequest);
}
if (!string.IsNullOrEmpty(messageReaderSettings.ReaderBehavior.ODataTypeScheme) && !string.Equals(messageReaderSettings.ReaderBehavior.ODataTypeScheme, "http://schemas.microsoft.com/ado/2007/08/dataservices/scheme"))
{
ODataVersionChecker.CheckCustomTypeScheme(messageReaderSettings.MaxProtocolVersion);
}
if (!string.IsNullOrEmpty(messageReaderSettings.ReaderBehavior.ODataNamespace) && !string.Equals(messageReaderSettings.ReaderBehavior.ODataNamespace, "http://schemas.microsoft.com/ado/2007/08/dataservices"))
{
ODataVersionChecker.CheckCustomDataNamespace(messageReaderSettings.MaxProtocolVersion);
}
}
internal static Uri CreateOperationRequestUri(Uri uri, Uri baseUri, IODataUrlResolver urlResolver)
{
if (urlResolver != null)
{
Uri uri2 = urlResolver.ResolveUrl(baseUri, uri);
if (uri2 != null)
{
return(uri2);
}
}
if (uri.IsAbsoluteUri)
{
return(uri);
}
if (baseUri == null)
{
string message = uri.OriginalString.StartsWith("$", StringComparison.Ordinal) ? Strings.ODataBatchUtils_RelativeUriStartingWithDollarUsedWithoutBaseUriSpecified(UriUtilsCommon.UriToString(uri)) : Strings.ODataBatchUtils_RelativeUriUsedWithoutBaseUriSpecified(UriUtilsCommon.UriToString(uri));
throw new ODataException(message);
}
return(UriUtils.UriToAbsoluteUri(baseUri, uri));
}
internal static void ValidateMessageWriterSettings(ODataMessageWriterSettings messageWriterSettings)
{
if ((messageWriterSettings.BaseUri != null) && !messageWriterSettings.BaseUri.IsAbsoluteUri)
{
throw new ODataException(Microsoft.Data.OData.Strings.WriterValidationUtils_MessageWriterSettingsBaseUriMustBeNullOrAbsolute(UriUtilsCommon.UriToString(messageWriterSettings.BaseUri)));
}
}
/// <summary>
/// Initializes a new instance of <see cref="ODataMetadataDocumentUri"/>.
/// </summary>
/// <param name="baseUri">The base uri to the metadata document.</param>
internal ODataMetadataDocumentUri(Uri baseUri)
{
DebugUtils.CheckNoExternalCallers();
ExceptionUtils.CheckArgumentNotNull(baseUri, "baseUri");
if (!baseUri.IsAbsoluteUri)
{
throw new ODataException(Strings.WriterValidationUtils_MessageWriterSettingsMetadataDocumentUriMustBeNullOrAbsolute(UriUtilsCommon.UriToString(baseUri)));
}
this.baseUri = baseUri;
}
/// <summary>
/// Sets the metadata builder for this operation.
/// </summary>
/// <param name="builder">The metadata builder used to compute values from model annotations.</param>
/// <param name="metadataDocumentUri">The metadata document Uri.</param>
internal void SetMetadataBuilder(ODataEntityMetadataBuilder builder, Uri metadataDocumentUri)
{
DebugUtils.CheckNoExternalCallers();
Debug.Assert(metadataDocumentUri != null, "metadataDocumentUri != null");
Debug.Assert(metadataDocumentUri.IsAbsoluteUri, "metadataDocumentUri.IsAbsoluteUri");
ODataJsonLightValidationUtils.ValidateOperation(metadataDocumentUri, this);
this.metadataBuilder = builder;
this.operationFullName = ODataJsonLightUtils.GetFullyQualifiedFunctionImportName(metadataDocumentUri, UriUtilsCommon.UriToString(this.Metadata), out this.bindingParameterTypeName);
this.computedTitle = null;
this.computedTarget = null;
}
/// <summary>
/// Validates that message writer settings are correct.
/// </summary>
/// <param name="messageWriterSettings">The message writer settings to validate.</param>
/// <param name="writingResponse">True if we are writing a response.</param>
internal static void ValidateMessageWriterSettings(ODataMessageWriterSettings messageWriterSettings, bool writingResponse)
{
DebugUtils.CheckNoExternalCallers();
Debug.Assert(messageWriterSettings != null, "messageWriterSettings != null");
if (messageWriterSettings.BaseUri != null && !messageWriterSettings.BaseUri.IsAbsoluteUri)
{
throw new ODataException(Strings.WriterValidationUtils_MessageWriterSettingsBaseUriMustBeNullOrAbsolute(UriUtilsCommon.UriToString(messageWriterSettings.BaseUri)));
}
if (messageWriterSettings.HasJsonPaddingFunction() && !writingResponse)
{
throw new ODataException(Strings.WriterValidationUtils_MessageWriterSettingsJsonPaddingOnRequestMessage);
}
}
