/// <summary>Gets content type and encoding information from the headers if possible; defaults otherwise.</summary>
/// <param name="accept">A comma-separated list of client-supported MIME Accept types.</param>
/// <param name="acceptCharset">The specification for the character set encoding that the client requested.</param>
/// <param name="contentType">After invocation, content type for the exception.</param>
/// <param name="encoding">After invocation, encoding for the exception.</param>
private static void TryGetResponseFormatForError(string accept, string acceptCharset, out string contentType, out Encoding encoding)
{
contentType = null;
encoding = null;
if (accept != null)
{
try
{
string[] availableTypes = new string[] { XmlConstants.MimeApplicationXml, XmlConstants.MimeApplicationJson };
contentType = HttpProcessUtility.SelectMimeType(accept, availableTypes);
}
catch (DataServiceException)
{
// Ignore formatting erros in Accept and rely on text.
}
}
if (acceptCharset != null)
{
try
{
encoding = HttpProcessUtility.EncodingFromAcceptCharset(acceptCharset);
}
catch (DataServiceException)
{
// Ignore formatting erros in Accept-Charset and rely on text.
}
}
contentType = contentType ?? XmlConstants.MimeApplicationXml;
encoding = encoding ?? HttpProcessUtility.FallbackEncoding;
}
internal static bool ResponseMediaTypeWouldBeJsonLight(string acceptTypesText, bool isEntityOrFeed)
{
string[] availableTypes = GetAvailableMediaTypesForV3WithJsonLight(isEntityOrFeed);
string b = HttpProcessUtility.SelectMimeType(acceptTypesText, availableTypes);
if (!string.Equals("application/json;odata=light", b, StringComparison.OrdinalIgnoreCase))
{
return(string.Equals("application/json", b, StringComparison.OrdinalIgnoreCase));
}
return(true);
}
internal static string SelectResponseMediaType(string acceptTypesText, bool entityTarget, bool effectiveMaxResponseVersionIsLessThanThree)
{
string[] strArray;
if (effectiveMaxResponseVersionIsLessThanThree)
{
strArray = GetAvailableMediaTypesForV2(entityTarget);
}
else
{
strArray = GetAvailableMediaTypesForV3WithoutJsonLight(entityTarget);
}
string str = HttpProcessUtility.SelectMimeType(acceptTypesText, strArray);
if (CompareMimeType(str, "application/json"))
{
str = "application/json;odata=verbose";
}
return(str);
}
