public bool Evaluate(JToken conditions, UserAttributes userAttributes)
{
//Cloning is because it is reference type
var conditionsArray = conditions.DeepClone() as JArray;
if (conditionsArray != null)
{
switch (conditions[0].ToString())
{
case AND_OPERATOR: conditionsArray.RemoveAt(0); return(AndEvaluator(conditionsArray, userAttributes));
case OR_OPERATOR: conditionsArray.RemoveAt(0); return(OrEvaluator(conditionsArray, userAttributes));
case NOT_OPERATOR: conditionsArray.RemoveAt(0); return(NotEvaluator(conditionsArray, userAttributes));
default:
return(false);
}
}
string conditionName = conditions["name"].ToString();
return(userAttributes != null && userAttributes.ContainsKey(conditionName) &&
userAttributes[conditionName] == conditions["value"].ToString());
}
/// <summary>
/// Get Bucketing ID from user attributes.
/// </summary>
/// <param name = "userId" >User Identifier</param>
/// <param name = "filteredAttributes" >The user's attributes.</param>
/// <returns>User ID if bucketing Id is not provided in user attributes, bucketing Id otherwise.</returns>
private string GetBucketingId(string userId, UserAttributes filteredAttributes)
{
string bucketingId = userId;
// If the bucketing ID key is defined in attributes, then use that in place of the userID for the murmur hash key
if (filteredAttributes != null && filteredAttributes.ContainsKey(RESERVED_ATTRIBUTE_KEY_BUCKETING_ID))
{
bucketingId = filteredAttributes[RESERVED_ATTRIBUTE_KEY_BUCKETING_ID];
Logger.Log(LogLevel.DEBUG, string.Format("Setting the bucketing ID to \"{0}\"", bucketingId));
}
return(bucketingId);
}
/// <summary>
/// Get Bucketing ID from user attributes.
/// </summary>
/// <param name = "userId" >User Identifier</param>
/// <param name = "filteredAttributes" >The user's attributes.</param>
/// <returns>Bucketing Id if it is a string type in attributes, user Id otherwise.</returns>
private string GetBucketingId(string userId, UserAttributes filteredAttributes)
{
string bucketingId = userId;
// If the bucketing ID key is defined in attributes, then use that in place of the userID for the murmur hash key
if (filteredAttributes != null && filteredAttributes.ContainsKey(ControlAttributes.BUCKETING_ID_ATTRIBUTE))
{
if (filteredAttributes[ControlAttributes.BUCKETING_ID_ATTRIBUTE] is string)
{
bucketingId = (string)filteredAttributes[ControlAttributes.BUCKETING_ID_ATTRIBUTE];
Logger.Log(LogLevel.DEBUG, $"BucketingId is valid: \"{bucketingId}\"");
}
else
{
Logger.Log(LogLevel.WARN, "BucketingID attribute is not a string. Defaulted to userId");
}
}
return(bucketingId);
}
/// <summary>
/// Get Bucketing ID from user attributes.
/// </summary>
/// <param name = "userId" >User Identifier</param>
/// <param name = "filteredAttributes" >The user's attributes.</param>
/// <returns>Bucketing Id if it is a string type in attributes, user Id otherwise.</returns>
private Result <string> GetBucketingId(string userId, UserAttributes filteredAttributes)
{
var reasons = new DecisionReasons();
string bucketingId = userId;
// If the bucketing ID key is defined in attributes, then use that in place of the userID for the murmur hash key
if (filteredAttributes != null && filteredAttributes.ContainsKey(ControlAttributes.BUCKETING_ID_ATTRIBUTE))
{
if (filteredAttributes[ControlAttributes.BUCKETING_ID_ATTRIBUTE] is string)
{
bucketingId = (string)filteredAttributes[ControlAttributes.BUCKETING_ID_ATTRIBUTE];
Logger.Log(LogLevel.DEBUG, $"BucketingId is valid: \"{bucketingId}\"");
}
else
{
Logger.Log(LogLevel.WARN, reasons.AddInfo("BucketingID attribute is not a string. Defaulted to userId"));
}
}
return(Result <string> .NewResult(bucketingId, reasons));
}