public override async Task <ParseResult> ParseAsync(ChatState chatState, Chat_ParseField chatParseField, ChatMessage message)
{
var preFlowName = chatParseField.GetProperty("preFlowName");
var preStepId = chatParseField.GetProperty("preStepId");
var postFlowName = chatParseField.GetProperty("postFlowName");
var postStepId = chatParseField.GetProperty("postStepId");
if (String.IsNullOrEmpty(preFlowName) ||
String.IsNullOrEmpty(preStepId) ||
String.IsNullOrEmpty(postFlowName) ||
String.IsNullOrEmpty(postStepId))
{
throw new ApplicationException("Parse: Missing rule data for IntentGateway Parser.");
}
message.Classifications = await ClassifyText(message.CorrectedUserInput, preFlowName, preStepId, postFlowName, postStepId, chatState.SessionData.IsSmsChannel);
chatState.UpdateLastClassification(message.Classifications);
if (!message.Classifications.IsSuccessful)
{
return(ParseResult.Failed);
}
// We don't want common chat intent's here.
var intent = chatState.LastClassification.GetBestResult().Intent;
if (intent != null && intent.StartsWith("commonchat-"))
{
return(ParseResult.Failed);
}
return(ParseResult.CreateSuccess(message.Classifications.GetBestResult().Result));
}
public override Task <ParseResult> ParseAsync(ChatState state, Chat_ParseField chatParseField, ChatMessage message)
{
string text = GetTextSource(chatParseField, message);
// Shortcut for common case where flow tries to take all user input.
// .* regex means all characters EXCEPT newlines. But the flow wants all including newlines
// so running regex to collect all data doesn't make sense. So we just set the variable to everything.
if (chatParseField.RuleData == ".*")
{
return(Task.FromResult(ParseResult.CreateSuccess(text)));
}
string regex = chatParseField?.GetProperty("Regex") ?? chatParseField.RuleData;
try
{
var match = Regex.Match(text, regex, RegexOptions.IgnoreCase, ChatConfiguration.RegexTimeout);
if (match.Success)
{
if (String.IsNullOrEmpty(chatParseField.Answer))
{
return(Task.FromResult(ParseResult.CreateSuccess(match.Value)));
}
return(Task.FromResult(ParseResult.CreateSuccess(chatParseField.Answer)));
}
}
catch (RegexMatchTimeoutException)
{
logger.ErrorFormat("Regex timed out. {0}", regex);
}
return(Task.FromResult(ParseResult.Failed));
}
public override Task <ParseResult> ParseAsync(ChatState state, Chat_ParseField chatParseField, ChatMessage message)
{
var matches = Regex.Matches(message.UserInput, @"\d+")
.Cast <Match>()
.Select(m => m.Value)
.ToArray();
if (matches.Length == 0)
{
return(Task.FromResult(ParseResult.Failed));
}
var setting = chatParseField?.GetProperty("AllowedValues");
if (String.IsNullOrEmpty(setting))
{
return(Task.FromResult(ParseResult.CreateSuccess(int.Parse(matches[0]))));
}
var allowedValues = setting.Split(',', ' ');
var foundValue = allowedValues.Where(b => matches.Any(a => b.Contains(a))).FirstOrDefault();
if (foundValue == null)
{
return(Task.FromResult(ParseResult.Failed));
}
return(Task.FromResult(ParseResult.CreateSuccess(int.Parse(foundValue))));
}
public override async Task <ParseResult> ParseAsync(ChatState chatState, Chat_ParseField chatParseField, ChatMessage message)
{
int timezoneOffset = chatState.GetUserTimeZoneOffset();
if (message.LuisDateOutput == null)
{
message.LuisDateOutput = await luisService.Parse(message.UserInput, timezoneOffset);
}
var assumeFuture = false;
if (bool.TryParse(chatParseField?.GetProperty("AssumeFuture"), out bool test))
{
assumeFuture = test;
}
var results = ExtractDateResults(chatState, message.LuisDateOutput, assumeFuture);
if ((results == null) || (results.Length == 0))
{
logger.InfoFormat("Parse: luis date parser got nothing. - {0}", (message.LuisDateOutput != null) ? JsonConvert.SerializeObject(message.LuisDateOutput) : "null");
return(ParseResult.Failed);
}
if (version == 1)
{
return(ProcessAsV1Date(message, timezoneOffset, results));
}
return(ParseResult.CreateSuccess(results));
}
public override async Task <ParseResult> ParseAsync(ChatState chatState, Chat_ParseField chatParseField, ChatMessage message)
{
// Strip PII data
string text = filterService.FilterUserData(chatState, message.CorrectedUserInput, false);
string classifiers = chatParseField?.GetProperty("Classifiers") ?? defaultClassifier;
message.Classifications = await classificationService.ClassifyAsync(classifiers, threshold, text, false, chatState.SessionData.IsSmsChannel);
chatState.UpdateLastClassification(message.Classifications);
if (message.Classifications.IsSuccessful)
{
// We don't want common chat intent's here.
if (message.Classifications.GetBestResult().Intent.StartsWith("commonchat-"))
{
return(ParseResult.Failed);
}
return(ParseResult.CreateSuccess(message.Classifications.GetBestResult().Intent));
}
return(ParseResult.Failed);
}
