private CookieHeaderValue(CookieHeaderValue source)
{
if (source == null)
{
throw Error.ArgumentNull("source");
}
this.Expires = source.Expires;
this.MaxAge = source.MaxAge;
this.Domain = source.Domain;
this.Path = source.Path;
this.Secure = source.Secure;
this.HttpOnly = source.HttpOnly;
foreach (CookieState cookie in source.Cookies)
{
this.Cookies.Add(cookie.Clone<CookieState>());
}
}
private static bool ParseCookieSegment(CookieHeaderValue instance, string segment)
{
if (String.IsNullOrWhiteSpace(segment))
{
return true;
}
string[] nameValue = segment.Split(nameValueSeparator, 2);
if (nameValue.Length < 1 || String.IsNullOrWhiteSpace(nameValue[0]))
{
return false;
}
string name = nameValue[0].Trim();
if (String.Equals(name, ExpiresToken, StringComparison.OrdinalIgnoreCase))
{
string value = GetSegmentValue(nameValue, null);
DateTimeOffset expires;
if (FormattingUtilities.TryParseDate(value, out expires))
{
instance.Expires = expires;
return true;
}
return false;
}
else if (String.Equals(name, MaxAgeToken, StringComparison.OrdinalIgnoreCase))
{
string value = GetSegmentValue(nameValue, null);
int maxAge;
if (FormattingUtilities.TryParseInt32(value, out maxAge))
{
instance.MaxAge = new TimeSpan(0, 0, maxAge);
return true;
}
return false;
}
else if (String.Equals(name, DomainToken, StringComparison.OrdinalIgnoreCase))
{
instance.Domain = GetSegmentValue(nameValue, null);
return true;
}
else if (String.Equals(name, PathToken, StringComparison.OrdinalIgnoreCase))
{
instance.Path = GetSegmentValue(nameValue, DefaultPath);
return true;
}
else if (String.Equals(name, SecureToken, StringComparison.OrdinalIgnoreCase))
{
string value = GetSegmentValue(nameValue, null);
if (!String.IsNullOrWhiteSpace(value))
{
return false;
}
instance.Secure = true;
return true;
}
else if (String.Equals(name, HttpOnlyToken, StringComparison.OrdinalIgnoreCase))
{
string value = GetSegmentValue(nameValue, null);
if (!String.IsNullOrWhiteSpace(value))
{
return false;
}
instance.HttpOnly = true;
return true;
}
else
{
string value = GetSegmentValue(nameValue, null);
// We read the cookie segment as form data
try
{
FormDataCollection formData = new FormDataCollection(value);
NameValueCollection values = formData.ReadAsNameValueCollection();
CookieState cookie = new CookieState(name, values);
instance.Cookies.Add(cookie);
return true;
}
catch
{
return false;
}
}
}
public static bool TryParse(string input, out CookieHeaderValue parsedValue)
{
parsedValue = null;
if (!String.IsNullOrEmpty(input))
{
string[] segments = input.Split(segmentSeparator);
CookieHeaderValue instance = new CookieHeaderValue();
foreach (string segment in segments)
{
if (!ParseCookieSegment(instance, segment))
{
return false;
}
}
// If we didn't find any cookie state name/value pairs then cookie is not valid
if (instance.Cookies.Count == 0)
{
return false;
}
parsedValue = instance;
return true;
}
return false;
}
