public async Task <KeyPhrasesResponse> GetKeyPhrases(KeyPhrasesRequest request)
{
string getKeyPhrasesUrl = "https://westus.api.cognitive.microsoft.com/text/analytics/v2.0/keyPhrases";
HttpClient objHttpClient =
new HttpClient();
string jsonRequest = Newtonsoft.Json.JsonConvert.SerializeObject(request);
StringContent objStrContent = new StringContent(jsonRequest);
objStrContent.Headers.ContentType = new MediaTypeHeaderValue("application/json");
objStrContent.Headers.Add("Ocp-Apim-Subscription-Key", AccessToken);
var result = await objHttpClient.PostAsync(getKeyPhrasesUrl, objStrContent);
var resultString = await result.Content.ReadAsStringAsync();
KeyPhrasesResponse objKeyPhrasesResponse =
Newtonsoft.Json.JsonConvert.DeserializeObject <KeyPhrasesResponse>(resultString);
return(objKeyPhrasesResponse);
}
public static async Task Run([QueueTrigger("messagesqueue", Connection = "AzureWebJobsStorage")] string myQueueItem, TraceWriter log)
{
log.Info($"Processing: {myQueueItem}");
//variables
var azureWebJobsStorage = CloudConfigurationManager.GetSetting("AzureWebJobsStorage");
var messagesTableContainerName = CloudConfigurationManager.GetSetting("MessagesTableContainerName");
var messagesTablePartitionKey = CloudConfigurationManager.GetSetting("MessagesTablePartitionKey");
var alertsTableContainerName = CloudConfigurationManager.GetSetting("AlertsTableContainerName");
var alertsTablePartitionKey = CloudConfigurationManager.GetSetting("AlertsTablePartitionKey");
var textAnalyticsApiKey = CloudConfigurationManager.GetSetting("TextAnalyticsApiKey");
var textAnalyticsApiUrl = CloudConfigurationManager.GetSetting("TextAnalyticsApiUrl");
var luisApiKey = CloudConfigurationManager.GetSetting("LuisApiKey");
var luisApiUrl = CloudConfigurationManager.GetSetting("LuisApiUrl");
var bullyingApiKey = CloudConfigurationManager.GetSetting("BullyingApiKey");
var bullyingApiUrl = CloudConfigurationManager.GetSetting("BullyingApiUrl");
var storageAccount = CloudStorageAccount.Parse(azureWebJobsStorage);
var tableClient = storageAccount.CreateCloudTableClient();
//parse the message JSON to a dynamic object, then entity
dynamic queueItem = JObject.Parse(myQueueItem);
var chatMessageEntity = new ChatMessageEntity(messagesTablePartitionKey, Guid.NewGuid().ToString());
chatMessageEntity.Message = queueItem.Message;
chatMessageEntity.Time = queueItem.Time;
chatMessageEntity.UserId = queueItem.UserId;
chatMessageEntity.ChatId = queueItem.ChatId;
//Get Text Analytics Sentiment data and add to entity
var sentimentData = await GetTextAnalyticsData(textAnalyticsApiUrl, textAnalyticsApiKey, queueItem.Message.ToString(), "sentiment");
SentimentResponse sentiment = JsonConvert.DeserializeObject <SentimentResponse>(sentimentData);
chatMessageEntity.Sentiment = sentiment.documents[0].score;
log.Info($"Sentiment: {chatMessageEntity.Sentiment}");
//Get Text Analytics key phrase data and add to entity
var keyPhrasesData = await GetTextAnalyticsData(textAnalyticsApiUrl, textAnalyticsApiKey, queueItem.Message.ToString(), "keyPhrases");
KeyPhrasesResponse keyPhrases = JsonConvert.DeserializeObject <KeyPhrasesResponse>(keyPhrasesData);
chatMessageEntity.KeyPhrases = string.Join(",", keyPhrases.documents[0].keyPhrases);
log.Info($"Key Phrases: {chatMessageEntity.KeyPhrases }");
//Do LUIS entity and intent extraction here
var luisData = await GetLUISData(luisApiUrl, luisApiKey, queueItem.Message.ToString());
LuisResponse luis = JsonConvert.DeserializeObject <LuisResponse>(luisData);
if (luis.topScoringIntent.intent != "None")
{
//create an alert
var alertEntity = new AlertEntity(alertsTablePartitionKey, Guid.NewGuid().ToString());
alertEntity.AlertCategory = ResolveCategory(luis.topScoringIntent.intent);
alertEntity.AlertText = queueItem.Message.ToString();
alertEntity.ChatMessageId = chatMessageEntity.RowKey.ToString();
alertEntity.StartIndex = -1;
alertEntity.EndIndex = -1;
alertEntity.ChatId = chatMessageEntity.ChatId;
await LogAlert(tableClient, alertsTableContainerName, alertEntity);
}
if (luis.entities.Count > 0)
{
//create an alert for each entity
foreach (var entity in luis.entities)
{
//create an alert
var alertEntity = new AlertEntity(alertsTablePartitionKey, Guid.NewGuid().ToString());
alertEntity.AlertCategory = ResolveCategory(entity.type);
alertEntity.AlertText = entity.entity;
alertEntity.ChatMessageId = chatMessageEntity.RowKey.ToString();
alertEntity.StartIndex = entity.startIndex;
alertEntity.EndIndex = entity.endIndex;
alertEntity.ChatId = chatMessageEntity.ChatId;
await LogAlert(tableClient, alertsTableContainerName, alertEntity);
}
}
//bullying detection
var bullyingData = await GetBullyingData(bullyingApiUrl, bullyingApiKey, queueItem.Message.ToString());
// Create the TableOperation object that inserts the entity
var messagesTable = tableClient.GetTableReference(messagesTableContainerName);
var messageInsertOperation = TableOperation.Insert(chatMessageEntity);
messagesTable.Execute(messageInsertOperation);
log.Info($"Processed: {myQueueItem}");
}
