private StringSegment SingleSegment(OwinResponse response, string header)
{
HeaderSegmentCollection.Enumerator cursor = new HeaderSegmentCollection(response.GetHeaderUnmodified(header)).GetEnumerator();
if (cursor.MoveNext())
{
HeaderSegment segment = cursor.Current;
if (cursor.MoveNext() == false)
{
return(segment.Data);
}
}
return(new StringSegment());
}
public static void DeleteCookie(OwinResponse response, string key)
{
Func <string, bool> predicate = value => value.StartsWith(key + "=", StringComparison.OrdinalIgnoreCase);
var deleteCookies = new[] { Uri.EscapeDataString(key) + "=; expires=Thu, 01-Jan-1970 00:00:00 GMT" };
var existingValues = response.GetHeaderUnmodified("Set-Cookie");
if (existingValues == null || existingValues.Length == 0)
{
response.SetHeaderUnmodified("Set-Cookie", deleteCookies);
}
else
{
response.SetHeaderUnmodified("Set-Cookie", existingValues.Where(value => !predicate(value)).Concat(deleteCookies).ToArray());
}
}
public static void DeleteCookie(OwinResponse response, string key, CookieOptions options)
{
if (options == null)
{
throw new ArgumentNullException("options");
}
var domainHasValue = !string.IsNullOrEmpty(options.Domain);
var pathHasValue = !string.IsNullOrEmpty(options.Path);
Func <string, bool> rejectPredicate;
if (domainHasValue)
{
rejectPredicate = value =>
value.StartsWith(key + "=", StringComparison.OrdinalIgnoreCase) &&
value.IndexOf("domain=" + options.Domain, StringComparison.OrdinalIgnoreCase) != -1;
}
else if (pathHasValue)
{
rejectPredicate = value =>
value.StartsWith(key + "=", StringComparison.OrdinalIgnoreCase) &&
value.IndexOf("path=" + options.Path, StringComparison.OrdinalIgnoreCase) != -1;
}
else
{
rejectPredicate = value => value.StartsWith(key + "=", StringComparison.OrdinalIgnoreCase);
}
var existingValues = response.GetHeaderUnmodified("Set-Cookie");
if (existingValues != null)
{
response.SetHeaderUnmodified("Set-Cookie", existingValues.Where(value => !rejectPredicate(value)).ToArray());
}
AddCookie(response, key, string.Empty, new CookieOptions
{
Path = options.Path,
Domain = options.Domain,
Expires = new DateTime(1970, 1, 1, 0, 0, 0, DateTimeKind.Utc),
});
}
public static void DeleteCookie(OwinResponse response, string key)
{
Func<string, bool> predicate = value => value.StartsWith(key + "=", StringComparison.OrdinalIgnoreCase);
var deleteCookies = new[] { Uri.EscapeDataString(key) + "=; expires=Thu, 01-Jan-1970 00:00:00 GMT" };
var existingValues = response.GetHeaderUnmodified("Set-Cookie");
if (existingValues == null || existingValues.Length == 0)
{
response.SetHeaderUnmodified("Set-Cookie", deleteCookies);
}
else
{
response.SetHeaderUnmodified("Set-Cookie", existingValues.Where(value => !predicate(value)).Concat(deleteCookies).ToArray());
}
}
public static void DeleteCookie(OwinResponse response, string key, CookieOptions options)
{
if (options == null)
{
throw new ArgumentNullException("options");
}
var domainHasValue = !string.IsNullOrEmpty(options.Domain);
var pathHasValue = !string.IsNullOrEmpty(options.Path);
Func<string, bool> rejectPredicate;
if (domainHasValue)
{
rejectPredicate = value =>
value.StartsWith(key + "=", StringComparison.OrdinalIgnoreCase) &&
value.IndexOf("domain=" + options.Domain, StringComparison.OrdinalIgnoreCase) != -1;
}
else if (pathHasValue)
{
rejectPredicate = value =>
value.StartsWith(key + "=", StringComparison.OrdinalIgnoreCase) &&
value.IndexOf("path=" + options.Path, StringComparison.OrdinalIgnoreCase) != -1;
}
else
{
rejectPredicate = value => value.StartsWith(key + "=", StringComparison.OrdinalIgnoreCase);
}
var existingValues = response.GetHeaderUnmodified("Set-Cookie");
if (existingValues != null)
{
response.SetHeaderUnmodified("Set-Cookie", existingValues.Where(value => !rejectPredicate(value)).ToArray());
}
AddCookie(response, key, string.Empty, new CookieOptions
{
Path = options.Path,
Domain = options.Domain,
Expires = new DateTime(1970, 1, 1, 0, 0, 0, DateTimeKind.Utc),
});
}
