public ISimpleWebToken CreateToken(
string issuer, string audience, DateTime expiryTime, string signingKey,
IEnumerable <KeyValuePair <string, string> > values = null)
{
if (string.IsNullOrEmpty(issuer))
{
throw new ArgumentNullException(nameof(issuer));
}
if (string.IsNullOrEmpty(audience))
{
throw new ArgumentNullException(nameof(audience));
}
if (string.IsNullOrEmpty(signingKey))
{
throw new ArgumentNullException(nameof(signingKey));
}
if (expiryTime.Kind != DateTimeKind.Utc)
{
throw new ArgumentOutOfRangeException(nameof(expiryTime), "Expiry time must be in UTC.");
}
if (expiryTime < _swtBaseTime)
{
throw new ArgumentOutOfRangeException(nameof(expiryTime), "Expiry time must be after 1970.");
}
var signingKeyBytes = Convert.FromBase64String(signingKey);
if (signingKeyBytes.Length != 32)
{
throw new ArgumentOutOfRangeException(nameof(signingKey), "Signing key must be 32 bytes.");
}
var token = new SimpleWebToken
{
Issuer = issuer,
Audience = audience,
ExpiresOn = expiryTime,
Properties = new Dictionary <string, string>()
};
var sb = new StringBuilder();
if (values != null)
{
foreach (var item in values)
{
token.Properties.Add(item.Key, item.Value);
sb.AppendFormat("{0}={1}&", WebUtility.UrlEncode(item.Key), WebUtility.UrlEncode(item.Value));
}
}
sb.AppendFormat("{0}={1}&", SimpleWebTokenConstants.Audience, WebUtility.UrlEncode(audience));
sb.AppendFormat("{0}={1}&", SimpleWebTokenConstants.ExpiresOn, GetSwtTime(expiryTime));
sb.AppendFormat("{0}={1}", SimpleWebTokenConstants.Issuer, WebUtility.UrlEncode(issuer));
token.Signature = GenerateSignature(sb.ToString(), signingKeyBytes);
sb.AppendFormat("&{0}={1}", SimpleWebTokenConstants.Signature, WebUtility.UrlEncode(token.Signature));
token.RawToken = sb.ToString();
return(token);
}
public ISimpleWebToken CreateTokenFromRaw(string rawToken)
{
if (string.IsNullOrEmpty(rawToken))
{
throw new ArgumentNullException(nameof(rawToken));
}
var token = new SimpleWebToken {
RawToken = rawToken, Properties = new Dictionary <string, string>()
};
foreach (var rawNameValue in rawToken.Split(new[] { '&' }, StringSplitOptions.RemoveEmptyEntries))
{
var nameValue = rawNameValue.Split('=');
if (nameValue.Length != 2)
{
throw new FormatException(
string.Format(
CultureInfo.InvariantCulture,
"Invalid token contains a name/value pair missing an = character: '{0}'",
rawNameValue));
}
var key = WebUtility.UrlDecode(nameValue[0]);
var values = WebUtility.UrlDecode(nameValue[1]);
switch (key)
{
case SimpleWebTokenConstants.Issuer:
token.Issuer = values;
break;
case SimpleWebTokenConstants.Audience:
token.Audience = values;
break;
case SimpleWebTokenConstants.ExpiresOn:
token.ExpiresOn = GetTimeAsDateTime(string.IsNullOrEmpty(values) ? "0" : values);
break;
case SimpleWebTokenConstants.Signature:
token.Signature = values;
break;
default:
token.Properties[key] = values;
break;
}
}
return(token);
}
public ISimpleWebToken CreateTokenFromRaw(string rawToken)
{
if (string.IsNullOrEmpty(rawToken)) throw new ArgumentNullException(nameof(rawToken));
var token = new SimpleWebToken { RawToken = rawToken, Properties = new Dictionary<string, string>() };
foreach (var rawNameValue in rawToken.Split(new[] { '&' }, StringSplitOptions.RemoveEmptyEntries))
{
var nameValue = rawNameValue.Split('=');
if (nameValue.Length != 2)
{
throw new FormatException(
string.Format(
CultureInfo.InvariantCulture,
"Invalid token contains a name/value pair missing an = character: '{0}'",
rawNameValue));
}
var key = WebUtility.UrlDecode(nameValue[0]);
var values = WebUtility.UrlDecode(nameValue[1]);
switch (key)
{
case SimpleWebTokenConstants.Issuer:
token.Issuer = values;
break;
case SimpleWebTokenConstants.Audience:
token.Audience = values;
break;
case SimpleWebTokenConstants.ExpiresOn:
token.ExpiresOn = GetTimeAsDateTime(string.IsNullOrEmpty(values) ? "0" : values);
break;
case SimpleWebTokenConstants.Signature:
token.Signature = values;
break;
default:
token.Properties[key] = values;
break;
}
}
return token;
}
public ISimpleWebToken CreateToken(
string issuer, string audience, DateTime expiryTime, string signingKey,
IEnumerable<KeyValuePair<string, string>> values = null)
{
if (string.IsNullOrEmpty(issuer)) throw new ArgumentNullException(nameof(issuer));
if (string.IsNullOrEmpty(audience)) throw new ArgumentNullException(nameof(audience));
if (string.IsNullOrEmpty(signingKey)) throw new ArgumentNullException(nameof(signingKey));
if (expiryTime.Kind != DateTimeKind.Utc) throw new ArgumentOutOfRangeException(nameof(expiryTime), "Expiry time must be in UTC.");
if (expiryTime < _swtBaseTime) throw new ArgumentOutOfRangeException(nameof(expiryTime), "Expiry time must be after 1970.");
var signingKeyBytes = Convert.FromBase64String(signingKey);
if (signingKeyBytes.Length != 32) throw new ArgumentOutOfRangeException(nameof(signingKey), "Signing key must be 32 bytes.");
var token = new SimpleWebToken
{
Issuer = issuer,
Audience = audience,
ExpiresOn = expiryTime,
Properties = new Dictionary<string, string>()
};
var sb = new StringBuilder();
if (values != null)
{
foreach (var item in values)
{
token.Properties.Add(item.Key, item.Value);
sb.AppendFormat("{0}={1}&", WebUtility.UrlEncode(item.Key), WebUtility.UrlEncode(item.Value));
}
}
sb.AppendFormat("{0}={1}&", SimpleWebTokenConstants.Audience, WebUtility.UrlEncode(audience));
sb.AppendFormat("{0}={1}&", SimpleWebTokenConstants.ExpiresOn, GetSwtTime(expiryTime));
sb.AppendFormat("{0}={1}", SimpleWebTokenConstants.Issuer, WebUtility.UrlEncode(issuer));
token.Signature = GenerateSignature(sb.ToString(), signingKeyBytes);
sb.AppendFormat("&{0}={1}", SimpleWebTokenConstants.Signature, WebUtility.UrlEncode(token.Signature));
token.RawToken = sb.ToString();
return token;
}
