This documentation supports the 20.02 version of BMC Helix Chatbot.
To view the documentation for the previous version, select 19.11 from the Product version menu.

Enabling a real-time translation provider for chatbots

By default, BMC Helix Chatbot supports English. Administrators can localize chatbot conversations so that end users can interact with the chatbot and the support agent in one of the supported locales

Administrators can localize chatbot conversations in the following ways:

Supported and unsupported scenarios for real-time translation

  • Real-time translation providers—Google Cloud Translation Services version 2 and Microsoft Azure Translator Speech API version 3

    Note

    You can use the Google Translation API service for both—real-time translation and live chat translation.

  • Chatbot channels—Real-time translation is supported by BMC Helix Chatbot, Skype for Business on-premises, Microsoft Teams, and Slack. 

    Note

    When using SMS to interact with BMC Helix Chatbot, end users can interact only in English.

  • Supported locales

  • To learn about unsupported scenarios in real-time translation, see What are the unsupported scenarios and limitations of real-time translation?

Before you begin

ProductTask
Google Cloud Translation Services
  • If you want to use Google Cloud Translation Services, ensure that you have a Google Cloud account and an appropriate subscription plan. For more information, see  Quotas and Limits in Google Cloud documentation. 
Microsoft Azure Translator Speech API
  • If you want to use Microsoft Azure Translator Speech API, ensure that you have an Azure account and an appropriate subscription plan. 

Note: Multi-service subscription plan is not supported.

  • Review the  Request limits for Translator Text in Microsoft documentation. 

BMC Helix Digital Workplace Advanced

If you want BMC Helix Innovation Studio to create localized service requests in BMC Helix Digital Workplace Advancedensure that you have completed the following tasks: 

To enable a real-time translation provider

You can enable one of the following real-time translation providers:

Google Cloud Translation Service

You can use Google Cloud Translation Services version 2 as a real-time translation provider. You must enable the Google Cloud Translation API, create a service account with appropriate permissions and then generate the Google Translation Service API key. If you are using BMC Native (Google) classification, you can use the same Google Cloud Platform account to enable Google Cloud Translation Service. 

To complete the tasks to enable the Google Cloud Translation Service, see  To set up the Google Cloud Platform account manually .

Microsoft Azure Translator Speech API

To enable Microsoft Azure Translation Speech API, perform the following steps:

  1. Log in to  Microsoft Azure .
  2. If you have not enabled the Microsoft Azure Translator Text service, perform the following steps:
    1. On the home page, search for Translator Text and select the service as shown in the following image: 
    2. On the Cognitive Services page, click Add
    3. Select Translator Text. 
    4. On the Translator Text page, click Create and fill out the required fields. 
    5. In Subscription Tier, select your subscription plan.
    6. In Resource Group Location, specify the appropriate location.
    7. Click Save
  3. On the Home page, click All resources Name of the Translator Text resource.
  4. In the left pane, click Resource Management > Keys.
  5. Copy the value in the Key 1 field for future reference.
  6. Copy the URL from the Endpoint URL field for future reference.

The Microsoft Azure Translator Speech API credentials are created. 

To specify the translation provider in Centralized Configuration Settings

In BMC Helix Innovation Studio > Administration > Centralized Configuration Settings, you must specify one of the following values for Translation-Service-Provider setting:

  • MICROSOFT—Microsoft Azure Translator Speech API

  • GOOGLE—Google Cloud Translation Services

Learn more about  Updating centralized tenant configuration settings .

To configure the translation provider credentials

In BMC Helix Innovation Studio, enter the Google Translation Service API key or Microsoft Azure Translator Speech API key. 

  1. Log in to BMC Helix Innovation Studio and navigate to the Administration tab. 
  2. Select Configure My Server Cognitive Service
  3. On the Cognitive Service page, from the Configure list, select Cognitive Service Connections
  4. Perform one of the following steps:
  • If you are using Google Cloud Translation Services for real-time translation, click Google Translation for real-time translation
    1. In Google Cloud Service Key, enter the key in JSON format that you received when you created a service account
    2. Test and save the settings.
  • If you are using Microsoft Azure Translator Speech API, click Microsoft Translator Text for real-time translation
    1. In Microsoft Azure API Key, enter the value you received earlier
    2. In Service URL, enter the appropriate  Azure base URL
    3. In OAuth URL, enter the endpoint URL.
    4. Test and save the settings.

To customize the real-time translation message displayed in the chatbot

If the user initiates a conversation in a language that is not supported by real-time translation, by default, the following message is displayed:

I have not been trained in your language but am able to translate on the fly. This may impact the quality of my responses.

If you want to change this message, complete the following steps:

  1. Log in to the IBM Cloud account. 
  2. Navigate to the IBM Watson Assistant Skills that is configured for BMC Helix Chatbot.
  3. Click Dialog
  4. Click the dialog node for the welcome message, and the click Add node. A new dialog node is added after the welcome message. 
  5. In the right pane, type a name for the new dialog node. 
    Example: BMC Real-time translation message.
  6. In Enter condition, set the following condition:

    $bmc_converse_using_translation_message==null
  7. In Value corresponds to the $bmc_converse_using_translation_message variable, type the custom message. 
    Example: "I translate messages for you in real time."

    Note

    If the value of the $bmc_converse_using_translation_message variable is "" (empty string), the message is not displayed. 

  8. In the Then Jump To section, select the node after the real-time translation node. 
    Example: If BMC-Start Over is the node after BMC Real-time translation message, specify BMC Start Over

    The following image shows an example of the conditions required for the new dialog node:


  9. Save the dialog node. 


If the value of the $bmc_converse_using_translation_message context variable is null, the message is not displayed. 

Where to go from here

ActionReference
Test whether real-time translation works correctlyTesting real-time translation for chatbots
Enable real-time translation for a chatbotEnabling real-time translation for each chatbot


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