Live demo of agent247 on Digio's docs — click the orange button at the bottom right to start.

Android KYC SDK

Refer to latest sdk implementation v5.0.0 using the Android Gateway v5.0.0 documentation above__

How to Integrate?

1. Add it in your root build.gradle at the end of repositories:

allprojects {
    repositories {
        ...
        maven { url 'https://jitpack.io' }
    }
}

plugins {
    id 'com.android.application' version '8.7.1' apply false
    id 'com.android.library' version '8.7.1' apply false
    id 'org.jetbrains.kotlin.android' version '1.9.20' apply false
    id 'androidx.navigation.safeargs' version '2.8.3' apply false
    id 'com.google.gms.google-services' version '4.3.10' apply false
}

2. Add the dependency and view/data Binding build config:

plugins {
   id 'com.android.application'
}

android {
   ...
   compileSdk 35

   defaultConfig {
    ...
    minSdkVersion 24
    targetSdk 35
    ...
   }
   
   buildFeatures {
       viewBinding true
       dataBinding true
   }
}

dependencies {
    implementation 'com.github.digio-tech:gateway:v4.0.22'
    implementation 'com.github.digio-tech:gateway_kyc:v4.0.24'

    // Other dependencies
    implementation 'androidx.appcompat:appcompat:1.6.1'
    implementation 'com.google.android.material:material:1.9.0'
    // Added in version 4.0.6
    implementation 'androidx.swiperefreshlayout:swiperefreshlayout:1.1.0'

    //Following dependency is also not required if org.jetbrains.kotlin.android plugin version is 1.8.*
    implementation 'androidx.core:core-ktx:1.10.0'

    implementation 'androidx.exifinterface:exifinterface:1.3.6'
    implementation 'androidx.preference:preference:1.2.0'

    implementation "androidx.camera:camera-camera2:1.2.2"
    implementation "androidx.camera:camera-lifecycle:1.2.2"
    implementation "androidx.camera:camera-view:1.2.2"

    implementation "androidx.navigation:navigation-fragment-ktx:2.5.3"
    implementation "androidx.navigation:navigation-ui-ktx:2.5.3"

    // Use this dependency to use dynamically downloaded model in Google Play Service
    implementation 'com.google.android.gms:play-services-mlkit-face-detection:17.1.0'
    implementation 'com.google.android.gms:play-services-location:21.0.1'
}

3. Permissions : Add required permissions in manifest file and run time. Note - This is the common SDK for various KYC flows

<!--RECORD_AUDIO and MODIFY_AUDIO_SETTINGS Permission required for Video KYC -->
<uses-permission android:name="android.permission.RECORD_AUDIO" />
<uses-permission android:name="android.permission.MODIFY_AUDIO_SETTINGS" />

/** Required for geo tagging */
<uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION" />


/** Required for ID card analysis, selfie  and face match**/
<uses-permission android:name="android.permission.CAMERA" />

<uses-feature android:name="android.hardware.camera" android:required="true" />
<uses-feature android:name="android.hardware.camera.autofocus"   android:required="false" />

A fintech android app can't access following permission

  • Read_external_storage
  • Read_media_images
  • Read_contacts
  • Access_fine_location
  • Read_phone_numbers
  • Read_media_videos

Note: All required permission should be define in manifest file as well as take runtime permission, digio kyc sdk also handles the runtime permission starting from sdk version 4.0.1 please go through how to request permission Permissions on Android , optionally required permissions should be asked before starting the workflow.

4. After updating dependencies click File => Sync Project with Gradle Files

Digio SDK supports android version 5.0 and above (SDK level 21 above)

Note - For hybrid applications, you need to create a channel/bridge/plugin to communicate with the native SDK.

Steps to Invoke Kyc workflow

1. Configure Digio instances : should be called on activity/fragment onCreate

DigioWorkflowSession digioWorkflowSession = new DigioWorkflowSession();

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    DigioConfig digioConfig = new DigioConfig();
    DigioTheme theme = new DigioTheme();
    theme.setPrimaryColor(android.R.color.holo_red_dark);
    theme.setFontFamily("Unbounded");
    theme.setFontUrl("https://fonts.googleapis.com/css2?family=Unbounded:wght@200&display=swap");
    digioConfig.setTheme(theme);
    digioConfig.setLogo("https://www.digio.in/images/digio_blue.png"); // Your company logo url
    digioConfig.setEnvironment(DigioEnvironment.SANDBOX); // SANDBOX or PRODUCTION
    try {
        digioWorkflowSession.init(this, digioConfig);
    } catch (Exception e) {
        e.printStackTrace();
    }
}

2. DigioResponseListener and import onDigioSuccess, onDigioFailure override function in your activity/fragment. Below are function signatures

@Override
public void onWorkflowSuccess(@NonNull WorkflowResponse workflowResponse) {
    Log.d("Response", "onDigioKycSuccess--> documentId " + workflowResponse.getDocumentId() + " message " + workflowResponse.getMessage());
}

@Override
public void onWorkflowFailure(@NonNull WorkflowResponse workflowResponse) {
    Log.d("Response", "onDigioKycFailure--> documentId " + workflowResponse.getDocumentId() + " message " + workflowResponse.getMessage());
    if (workflowResponse.getErrorCode() != null && workflowResponse.getErrorCode() == DigioErrorCode.DIGIO_PERMISSIONS_REQUIRED.getErrorCode()) {
        String[] requiredPermissions = workflowResponse.getPermissions();
        if (requiredPermissions != null && requiredPermissions.length > 0) {
            this.requiredPermissions = requiredPermissions;
            // Digio provides list of permission which is required to complete the workflow.
            // take necessary action whether close the process or ask permission and restart workflow session.
            // explain user why permission is required and how to enable permission.

        }
    }
}

@Override
public void onGatewayEvent(@NonNull GatewayEvent gatewayEvent) {
    System.out.println("gatewayEvent = " + gatewayEvent);
}

3. Starting the kyc flow

try {
    // First args : Document Id starting with KID
    // Second args : Identifier (Email/Mobile)
    // Third args (optional) : GWT token to skip the first factor authentication
    digioWorkflowSession.start("KID***", "**Email/Mobile**", "GWT***");
} catch (Exception e) {
    e.printStackTrace();
}

4. Proguard : No action is required for latest stable android studio, proguard-rules are already added to the sdk. It is required to test the release build for possible proguard exceptions before prod releases.

App crash after starting digio flow :

  • Make sure init is called before start and all the parameter values are proper as the documentation.
  • There is no missing dependency as described above.

DigioConfig Params

ParamsDigioServiceModeDefault/Mandatory
DigioEnvironmentSANDBOX, PRODUCTIONDefault : PRODUCTION
Logologo url max 100 charDigio logo will be used if not passed
ThemePrimary ColorPrimary color for KYC journey

Start Params

ParamsTypeReason/Mandatory
DocumentIdMandatoryA document id starts with KID** or RID**
IdentifierMandatoryIdentifier can be email or phone number.
TokenIdOptionalTokenId is used to avoid first factor authentication. (GWT**)

Sample Response

documentIdKID22040413040490937VNTC6LAP8KWDString format (Request ID Passed by parent app)
messageSuccessKYC Failed
Failure = Digio sdk crash
Webpage could not be loaded = web page not loaded due to internet connection issue even after 3 retries.
code/errorCode1001
(App should only depend upon the code not on message to check failure or success)
DigioConstants.RESPONSE_CODE_SUCCESS = 1001
RESPONSE_CODE_CANCEL = -1000
RESPONSE_CODE_FAIL = 1002
RESPONSE_CODE_WEB_VIEW_CRASH = 1003
RESPONSE_CODE_SDK_CRASH = 1004
DIGIO_PERMISSIONS_REQUIRED = 1008
screenstarting_digio
permissions['android.permission.CAMERA']List of mandatory permissions which are not given during kyc journey
stacktraceIn case of digio sdk crashes, the crash log

Gateway Events :

Refer Gateway Event document for all possible events and error data : Gateway Event Doc

- DigioEvent
    - documentId: string;
    - txnId: string;
    - entity: string;
    - identifier: string;
    - event: string;
    - payload:
       - type: 'error' | 'info';
       - error?:
       - code: string;
       - message: string;
       - data?: HashMap<String,Any>;

Change Logs

  • Version 5.0.0 :
  • Version 4.0.9 :
    • Removed firebase crashlytics
    • For reverse penny drop added upi apps intent flow.
  • Version 4.0.6 :
    • Introduced webview connection error handling with in digio sdk.
    • Added internet connection observability, if internet connection get disconnected message will be displayed with in digio sdk.
    • Digio activity will run in portrait mode only and will not re-create on any system configuration changes
    • Digio Activity will not run in separate process, there is no requirement of any handling in Application class.
    • Introduced Gateway events

Migration Guide

  • 4.0.9 => 5.0.0
  • 4.0.6 => 4.0.9
    • Remove firebase crashlytics dependencies and gradle plugin if not required by app or other sdk's.
  • 4.0.3 => 4.0.6
    • implemented onGatewayEvent on DigioWorkflowResponseListener
    • add following dependencies
    • add implementation 'androidx.swiperefreshlayout:swiperefreshlayout:1.1.0' to build.gradle

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