public static RangeHeader Parse([NotNull][ItemNotNull] IEnumerable <string> ranges)
{
var rangeItems = new List <RangeHeaderItem>();
var firstEntry = true;
string unit = null;
foreach (var range in ranges)
{
string rangeValue;
if (firstEntry)
{
var parts = range.Split(_splitEqualChar, 2);
if (parts.Length == 1)
{
rangeValue = parts[0];
}
else
{
unit = parts[0].TrimEnd();
rangeValue = parts[1].TrimStart();
}
firstEntry = false;
}
else
{
rangeValue = range;
}
foreach (var rangeValueItem in rangeValue.Split(',').Select(x => x.Trim()).Where(x => !string.IsNullOrEmpty(x)))
{
var item = RangeHeaderItem.Parse(rangeValueItem);
rangeItems.Add(item);
}
}
return(new RangeHeader(unit ?? "bytes", true, rangeItems));
}
public virtual string ToString(RangeHeaderItem rangeItem, long?length)
{
return($"{Unit} {rangeItem}/{length?.ToString(CultureInfo.InvariantCulture) ?? "*"}");
}
public virtual string ToString(RangeHeaderItem rangeItem)
{
return(ToString(rangeItem, null));
}