/// <summary>
/// Inspect the current context.
/// </summary>
/// <param name="phase">The current provider phase.</param>
/// <param name="context">OAuth context</param>
public void InspectContext(ProviderPhase phase, IOAuthContext context)
{
if (!_nonceStore.RecordNonceAndCheckIsUnique(context, context.Nonce))
{
throw Error.NonceHasAlreadyBeenUsed(context);
}
}
public void InspectContext(ProviderPhase phase, IOAuthContext context)
{
if (!_consumerStore.IsConsumer(context))
{
throw Error.UnknownConsumerKey(context);
}
}
public void InspectContext(ProviderPhase phase, IOAuthContext context)
{
if (!_consumerStore.IsConsumer(context))
{
throw Error.UnknownConsumerKey(context);
}
}
void ApplyInspectors(IOAuthContext context, ProviderPhase phase)
{
foreach (IContextInspector inspector in _inspectors)
{
inspector.InspectContext(phase, context);
}
}
public void InspectContext(ProviderPhase phase, IOAuthContext context)
{
if (phase != ProviderPhase.CreateAccessToken) {
return;
}
var authMode = context.XAuthMode;
if (string.IsNullOrEmpty(authMode)) {
throw Error.EmptyXAuthMode(context);
}
if (!_validateModeFunc(authMode)) {
throw Error.InvalidXAuthMode(context);
}
var username = context.XAuthUsername;
if (string.IsNullOrEmpty(username)) {
throw Error.EmptyXAuthUsername(context);
}
var password = context.XAuthPassword;
if (string.IsNullOrEmpty(password)) {
throw Error.EmptyXAuthPassword(context);
}
if (!_authenticateFunc(username, password)) {
throw Error.FailedXAuthAuthentication(context);
}
}
public void InspectContext(ProviderPhase phase, IOAuthContext context)
{
if (!_nonceStore.RecordNonceAndCheckIsUnique(context, context.Nonce))
{
throw Error.NonceHasAlreadyBeenUsed(context);
}
}
protected virtual void InspectRequest(ProviderPhase phase, IOAuthContext context)
{
AssertContextDoesNotIncludeTokenSecret(context);
AddStoredTokenSecretToContext(context, phase);
ApplyInspectors(context, phase);
}
public virtual void InspectContext(ProviderPhase phase, IOAuthContext context)
{
SigningContext signingContext = CreateSignatureContextForConsumer(context);
if (!_signer.ValidateSignature(context, signingContext))
{
throw Error.FailedToValidateSignature(context);
}
}
public virtual void InspectContext(ProviderPhase phase, IOAuthContext context)
{
SigningContext signingContext = CreateSignatureContextForConsumer(context);
if (!_signer.ValidateSignature(context, signingContext))
{
throw Error.FailedToValidateSignature(context);
}
}
public void InspectContext(ProviderPhase phase, IOAuthContext context)
{
if (context.SignatureMethod == SignatureMethod.PlainText ||
String.IsNullOrEmpty(context.BodyHash)) return;
if (!context.BodyHash.EqualsInConstantTime(context.GenerateBodyHash()))
{
throw Error.FailedToValidateBodyHash(context);
}
}
public void InspectContext(ProviderPhase phase, IOAuthContext context)
{
if (phase == ProviderPhase.GrantRequestToken)
{
ValidateCallbackUrlIsPartOfRequest(context);
}
else if (phase == ProviderPhase.ExchangeRequestTokenForAccessToken)
{
ValidateVerifierMatchesStoredVerifier(context);
}
}
public void InspectContext(ProviderPhase phase, IOAuthContext context)
{
if (phase == ProviderPhase.GrantRequestToken)
{
ValidateCallbackUrlIsPartOfRequest(context);
}
else if (phase == ProviderPhase.ExchangeRequestTokenForAccessToken)
{
ValidateVerifierMatchesStoredVerifier(context);
}
}
void AddStoredTokenSecretToContext(IOAuthContext context, ProviderPhase phase)
{
if (phase == ProviderPhase.ExchangeRequestTokenForAccessToken)
{
string secret = _tokenStore.GetRequestTokenSecret(context);
context.TokenSecret = secret;
}
else if (phase == ProviderPhase.AccessProtectedResourceRequest || phase == ProviderPhase.RenewAccessToken)
{
string secret = _tokenStore.GetAccessTokenSecret(context);
context.TokenSecret = secret;
}
}
public void InspectContext(ProviderPhase phase, IOAuthContext context)
{
if (context.SignatureMethod == SignatureMethod.PlainText ||
String.IsNullOrEmpty(context.BodyHash)) return;
if (!string.IsNullOrEmpty(context.BodyHash)
&& context.FormEncodedParameters.Count > 0)
{
throw Error.EncounteredUnexpectedBodyHashInFormEncodedRequest(context);
}
if (!context.BodyHash.EqualsInConstantTime(context.GenerateBodyHash()))
{
throw Error.FailedToValidateBodyHash(context);
}
}
public void InspectContext(ProviderPhase phase, IOAuthContext context)
{
if (context.SignatureMethod == SignatureMethod.PlainText ||
String.IsNullOrEmpty(context.BodyHash))
{
return;
}
if (!string.IsNullOrEmpty(context.BodyHash) &&
context.FormEncodedParameters.Count > 0)
{
throw Error.EncounteredUnexpectedBodyHashInFormEncodedRequest(context);
}
if (!context.BodyHash.EqualsInConstantTime(context.GenerateBodyHash()))
{
throw Error.FailedToValidateBodyHash(context);
}
}
public void InspectContext(ProviderPhase phase, IOAuthContext context)
{
DateTime timestamp = DateTimeUtility.FromEpoch(Convert.ToInt32(context.Timestamp));
DateTime now = _nowFunc();
if (now.Subtract(_maxBeforeNow) > timestamp)
{
throw new OAuthException(context, OAuthProblems.TimestampRefused,
string.Format(
"The timestamp is to old, it must be at most {0} seconds before the servers current date and time",
_maxBeforeNow.TotalSeconds));
}
if (now.Add(_maxAfterNow) < timestamp)
{
throw new OAuthException(context, OAuthProblems.TimestampRefused,
string.Format(
"The timestamp is to far in the future, if must be at most {0} seconds after the server current date and time",
_maxAfterNow.TotalSeconds));
}
}
public void InspectContext(ProviderPhase phase, IOAuthContext context)
{
DateTime timestamp = DateTimeUtility.FromEpoch(Convert.ToInt32(context.Timestamp));
DateTime now = _nowFunc();
if (now.Subtract(_maxBeforeNow) > timestamp)
{
throw new OAuthException(context, OAuthProblems.TimestampRefused,
string.Format(
"The timestamp is to old, it must be at most {0} seconds before the servers current date and time",
_maxBeforeNow.TotalSeconds));
}
if (now.Add(_maxAfterNow) < timestamp)
{
throw new OAuthException(context, OAuthProblems.TimestampRefused,
string.Format(
"The timestamp is to far in the future, if must be at most {0} seconds after the server current date and time",
_maxAfterNow.TotalSeconds));
}
}
public void InspectContext(ProviderPhase phase, IOAuthContext context)
{
if (phase != ProviderPhase.CreateAccessToken)
{
return;
}
var authMode = context.XAuthMode;
if (string.IsNullOrEmpty(authMode))
{
throw Error.EmptyXAuthMode(context);
}
if (!_validateModeFunc(authMode))
{
throw Error.InvalidXAuthMode(context);
}
var username = context.XAuthUsername;
if (string.IsNullOrEmpty(username))
{
throw Error.EmptyXAuthUsername(context);
}
var password = context.XAuthPassword;
if (string.IsNullOrEmpty(password))
{
throw Error.EmptyXAuthPassword(context);
}
if (!_authenticateFunc(username, password))
{
throw Error.FailedXAuthAuthentication(context);
}
}
void AddStoredTokenSecretToContext(IOAuthContext context, ProviderPhase phase)
{
if (phase == ProviderPhase.ExchangeRequestTokenForAccessToken)
{
string secret = _tokenStore.GetRequestTokenSecret(context);
context.TokenSecret = secret;
}
else if (phase == ProviderPhase.AccessProtectedResourceRequest || phase == ProviderPhase.RenewAccessToken)
{
string secret = _tokenStore.GetAccessTokenSecret(context);
context.TokenSecret = secret;
}
}
void ApplyInspectors(IOAuthContext context, ProviderPhase phase)
{
foreach (IContextInspector inspector in _inspectors)
{
inspector.InspectContext(phase, context);
}
}
protected virtual void InspectRequest(ProviderPhase phase, IOAuthContext context)
{
AssertContextDoesNotIncludeTokenSecret(context);
AddStoredTokenSecretToContext(context, phase);
ApplyInspectors(context, phase);
}