public IMVU.IDL.Buffer Invoke(object owner, UserSession sess, NameValueCollection p, IContext ictx)
{
try
{
call_counter.Count();
int plen = (parameters == null) ? 0 : parameters.Length;
object[] args = new object[plen + 1];
if (p.Count != plen)
{
throw new InvalidOperationException("Wrong number of arguments to method " + name + ": " +
"expected " + plen.ToString() + " got " + p.Count.ToString());
}
for (int i = 0; i != plen; ++i)
{
string val = p[parameters[i].name];
if (val == null)
{
throw new InvalidOperationException("Missing argument " + parameters[i].name + " to method " +
name);
}
args[i + 1] = parameters[i].type.ConvertFromString(val);
}
args[0] = ictx;
object ret = null;
try
{
ret = methodInfo.Invoke(owner, args);
}
catch (TargetInvocationException tie)
{
Services.Error(ictx, "TargetInvocationException in " + iname + "." + name);
// the inner exception is better than the generic target invocation
if (tie.InnerException != null)
{
throw tie.InnerException;
}
// if no inner, then re-throw what we have
throw;
}
// todo: verify that the return value matches spec!
if (ret != null)
{
return formatter.Format(ret);
}
return null;
}
catch (System.Exception)
{
error_counter.Count();
throw;
}
}
public static UserSession Create(IContext ctx, string uName)
{
int n = 0;
UserSession ret = new UserSession();
ret.peerAddress = ctx.PeerAddress;
// six hour session lifetime
ret.userName = uName;
again:
ret.sid = "sid:" + Helpers.RandomString(20);
ret.UpdateExpiryTime();
Buffer s = Helpers.MarshalFromObject(ret);
if (!KeyValueStore.StoreBuffer(ret.sid, s, 0))
{
Services.Log("Could not store session (unlikely collision?): ({0}/3) {1}", n, ret.sid);
++n;
if (n < 3)
{
goto again;
}
Services.Raise("Three session id collisions in a row? Is not possible! {0}", ret.sid);
}
ret.SetCookie(ctx);
return ret;
}
public bool ValidateUser(UserSession sess)
{
if (sess == null)
{
if (needSession != false || (needPermissions != null && needPermissions.Length > 0))
{
return false;
}
return true;
}
if (needPermissions != null)
{
foreach (string s in needPermissions)
{
if (!sess.HasPermission(s))
{
return false;
}
}
}
return true;
}
