public bool Matches(MediaRangeParameters other)
{
var ordered = this.parameters.OrderBy(x => x.Key);
var otherOrdered = other.parameters.OrderBy(x => x.Key);
return(ordered.SequenceEqual(otherOrdered));
}
public MediaRange WithCharset(Encoding encoding)
{
var parameters = new Dictionary <string, string>(capacity: this.Parameters.Count);
foreach (var parameter in this.Parameters)
{
parameters[parameter.Key] = parameter.Value;
}
parameters["charset"] = encoding.WebName;
var newParameters = new MediaRangeParameters(parameters);
return(new MediaRange(this.Type, this.SubType, newParameters));
}
private static Encoding GetCharset(MediaRangeParameters parameters)
{
if (parameters.TryGetValue("charset", out var charset))
{
try
{
return(Encoding.GetEncoding(charset));
}
catch (ArgumentException)
{
return(null);
}
}
return(null);
}
public static MediaRange FromString(string value)
{
if (string.IsNullOrWhiteSpace(value))
{
return(Wildcard);
}
var trimmedValue = value.Trim();
if (trimmedValue.Length == 0)
{
return(Wildcard);
}
var valueString = trimmedValue;
var parameterString = string.Empty;
var index = trimmedValue.IndexOf(';');
if (index != -1)
{
valueString = trimmedValue.Substring(0, index).Trim();
parameterString = trimmedValue.Substring(index, trimmedValue.Length - index).Trim();
}
if (valueString.Equals("*", StringComparison.OrdinalIgnoreCase))
{
valueString = "*/*";
}
if (!Ranges.TryGetValue(valueString, out var range))
{
Ranges.Add(valueString, range = ParseString(valueString));
}
if (parameterString.Length == 0)
{
return(range);
}
return(range.WithParameters(MediaRangeParameters.FromString(parameterString)));
}
public MediaRange WithParameters(MediaRangeParameters parameters)
{
return(new MediaRange(this.Type, this.SubType, parameters));
}
public MediaRange(MediaType type, SubMediaType subType, MediaRangeParameters parameters)
{
this.Type = type;
this.SubType = subType;
this.Parameters = parameters;
}