private static void SetOption(Serialization.TextSerializationOptions options, string key, string value)
{
if (string.IsNullOrEmpty(key) || string.IsNullOrEmpty(value))
{
return;
}
switch (key.ToLowerInvariant())
{
case "ignores":
options.Ignores(value);
break;
case "casing":
if (string.Equals(value, "camel", StringComparison.OrdinalIgnoreCase))
{
options.NamingConvention = Serialization.SerializationNamingConvention.Camel;
}
else if (string.Equals(value, "pascal", StringComparison.OrdinalIgnoreCase))
{
options.NamingConvention = Serialization.SerializationNamingConvention.Pascal;
}
else
{
options.NamingConvention = Serialization.SerializationNamingConvention.None;
}
break;
}
}
private static Serialization.TextSerializationOptions GetSerializationOptions(string behaviors)
{
if (string.IsNullOrEmpty(behaviors))
{
return(null);
}
var parts = Common.StringExtension.Slice(behaviors, ';');
var options = new Serialization.TextSerializationOptions()
{
Indented = parts.Contains("Indented", StringComparer.OrdinalIgnoreCase),
};
foreach (var part in parts)
{
var index = part.IndexOf(':');
if (index > 0 && index < part.Length - 1)
{
SetOption(options, part.Substring(0, index).Trim(), part.Substring(index + 1).Trim());
}
}
return(options);
}
public JsonInputFormatter(Serialization.TextSerializationOptions options = null)
{
_options = options ?? Serialization.Serializer.Json.Options;
SupportedEncodings.Add(UTF8EncodingWithoutBOM);
SupportedEncodings.Add(UTF16EncodingLittleEndian);
SupportedMediaTypes.Add("application/json");
SupportedMediaTypes.Add("text/jsona");
SupportedMediaTypes.Add("application/*+json");
}
public JsonOutputFormatter(Serialization.TextSerializationOptions options = null)
{
_options = options ?? Serialization.Serializer.Json.Options;
SupportedEncodings.Add(Encoding.UTF8);
SupportedEncodings.Add(Encoding.Unicode);
SupportedMediaTypes.Add("application/json");
SupportedMediaTypes.Add("text/json");
SupportedMediaTypes.Add("application/*+json");
}
private Stream GetWriteStream(HttpContext context, Encoding encoding, out Serialization.TextSerializationOptions options)
{
options = null;
if (context.Request.Headers.TryGetValue("x-json-behaviors", out var behaviors))
{
options = GetSerializationOptions(behaviors);
}
if (encoding.CodePage == Encoding.UTF8.CodePage)
{
return(context.Response.Body);
}
return(new TranscodingWriteStream(context.Response.Body, encoding));
}