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jakubdolejsjakubdolejs
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Use BlinkID SDK v5 for card scans.
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‎.idea/misc.xml

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‎README.md

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‎app/.gitignore

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/build

‎app/build.gradle

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apply plugin: 'com.android.application'
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android {
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compileSdkVersion 29
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buildToolsVersion "29.0.2"
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defaultConfig {
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applicationId "com.appliedrec.credentials.app"
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minSdkVersion rootProject.minSdkVersion
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targetSdkVersion 29
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versionCode rootProject.generateVersionCode()
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versionName rootProject.generateVersionName()
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buildConfigField "String", "BLINK_LICENCE_KEY", "\"" + blink5LicenceKey + "\""
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}
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buildTypes {
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release {
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minifyEnabled false
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proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
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}
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}
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compileOptions {
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sourceCompatibility JavaVersion.VERSION_1_8
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targetCompatibility JavaVersion.VERSION_1_8
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}
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}
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dependencies {
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implementation fileTree(dir: 'libs', include: ['*.jar'])
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implementation "androidx.appcompat:appcompat:$rootProject.appcompatVersion"
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implementation "com.appliedrec.verid:rx:$rootProject.rxveridVersion"
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implementation "com.appliedrec.verid:ui:$rootProject.veridVersion"
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implementation("com.microblink:blinkid:$rootProject.blinkidVersion@aar") {
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transitive = true
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}
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}

‎app/proguard-rules.pro

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# Add project specific ProGuard rules here.
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# You can control the set of applied configuration files using the
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# proguardFiles setting in build.gradle.
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#
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# For more details, see
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# http://developer.android.com/guide/developing/tools/proguard.html
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# If your project uses WebView with JS, uncomment the following
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# and specify the fully qualified class name to the JavaScript interface
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# class:
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#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
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# public *;
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#}
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# Uncomment this to preserve the line number information for
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# debugging stack traces.
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#-keepattributes SourceFile,LineNumberTable
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# If you keep the line number information, uncomment this to
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# hide the original source file name.
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#-renamesourcefileattribute SourceFile

‎app/src/main/AndroidManifest.xml

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<?xml version="1.0" encoding="utf-8"?>
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<manifest xmlns:android="http://schemas.android.com/apk/res/android"
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xmlns:tools="http://schemas.android.com/tools"
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package="com.appliedrec.credentials.app"
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tools:ignore="GoogleAppIndexingWarning">
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<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
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<application
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android:name=".CredentialsApplication"
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android:allowBackup="true"
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android:icon="@mipmap/ic_launcher"
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android:label="@string/app_name"
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android:roundIcon="@mipmap/ic_launcher_round"
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android:supportsRtl="true"
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android:theme="@style/Theme.AppCompat.Light.DarkActionBar">
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<activity android:name=".AboutActivity" android:label="@string/about"></activity>
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<activity
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android:name=".ScoreTableActivity"
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android:label="@string/score_explanation" />
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<activity
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android:name=".WebViewActivity"
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android:label="@string/supported_documents" />
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<activity
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android:name=".ResultActivity"
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android:label="@string/comparison_result" />
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<activity
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android:name=".IDCardActivity"
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android:label="@string/your_id_card" />
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<activity
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android:name=".MainActivity"
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android:label="@string/id_capture">
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<intent-filter>
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<action android:name="android.intent.action.MAIN" />
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<category android:name="android.intent.category.LAUNCHER" />
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</intent-filter>
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</activity>
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<meta-data
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android:name="com.appliedrec.verid.apiSecret"
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android:value="f33570cf95f874b1b260ba4def154fb23618ab89a142a726a56d70e33128181e" />
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</application>
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</manifest>

‎app/src/main/java/com/appliedrec/credentials/app/AboutActivity.java

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package com.appliedrec.credentials.app;
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import androidx.appcompat.app.AppCompatActivity;
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import android.os.Bundle;
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public class AboutActivity extends AppCompatActivity {
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@Override
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protected void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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setContentView(R.layout.activity_about);
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}
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}

‎app/src/main/java/com/appliedrec/credentials/app/BlinkLicenceKeyUpdater.java

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package com.appliedrec.credentials.app;
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import android.content.Context;
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import android.content.SharedPreferences;
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import android.net.Uri;
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import androidx.preference.PreferenceManager;
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import com.microblink.MicroblinkSDK;
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import com.microblink.recognition.InvalidLicenceKeyException;
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import java.io.BufferedReader;
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import java.io.InputStreamReader;
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import java.net.URL;
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import javax.net.ssl.HttpsURLConnection;
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import io.reactivex.Completable;
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import io.reactivex.Single;
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import io.reactivex.android.schedulers.AndroidSchedulers;
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import io.reactivex.schedulers.Schedulers;
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class BlinkLicenceKeyUpdater {
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private final Context context;
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private static final String BLINK_LICENCE_PREF_KEY = "com.appliedrec.BLINK_LICENCE_PREF_KEY";
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BlinkLicenceKeyUpdater(Context context) {
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this.context = context;
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}
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Single<String> getSavedLicenceKey() {
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return Single.<String>create(emitter -> {
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try {
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SharedPreferences preferences = PreferenceManager.getDefaultSharedPreferences(context);
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String licenceKey = preferences.getString(BLINK_LICENCE_PREF_KEY, BuildConfig.BLINK_LICENCE_KEY);
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emitter.onSuccess(licenceKey);
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} catch (Exception e) {
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emitter.onError(e);
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}
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}).subscribeOn(Schedulers.io());
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}
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Single<String> getLicenceKeyFromRemote() {
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return Single.<String>create(emitter -> {
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try {
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String packageName = context.getApplicationContext().getPackageName();
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String uri = new Uri.Builder()
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.scheme("https")
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.authority("dev.ver-id.com")
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.path("blink_key")
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.appendQueryParameter("package", packageName)
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.build().toString();
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URL url = new URL(uri);
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HttpsURLConnection connection = (HttpsURLConnection) url.openConnection();
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connection.setUseCaches(false);
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connection.setRequestMethod("GET");
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connection.setRequestProperty("Accept", "text/plain");
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connection.setConnectTimeout(30000);
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connection.setReadTimeout(30000);
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int status = connection.getResponseCode();
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if (status == HttpsURLConnection.HTTP_OK) {
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BufferedReader reader = new BufferedReader(new InputStreamReader(connection.getInputStream()));
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String line = reader.readLine();
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reader.close();
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if (line != null) {
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emitter.onSuccess(line);
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} else {
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throw new Exception("Unable to read response");
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}
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} else {
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throw new Exception("Received http status " + status);
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}
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} catch (Exception e) {
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emitter.onError(e);
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}
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}).subscribeOn(Schedulers.io());
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}
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Completable setLicenceKey(String licenceKey) {
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return Completable.create(emitter -> {
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try {
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MicroblinkSDK.setLicenseKey(licenceKey, context);
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SharedPreferences preferences = PreferenceManager.getDefaultSharedPreferences(context);
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preferences.edit().putString(BLINK_LICENCE_PREF_KEY, licenceKey).apply();
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emitter.onComplete();
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} catch (InvalidLicenceKeyException e) {
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emitter.onError(e);
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}
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}).subscribeOn(AndroidSchedulers.mainThread());
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}
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}

‎app/src/main/java/com/appliedrec/credentials/app/CredentialsApplication.java

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package com.appliedrec.credentials.app;
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import android.app.Application;
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import com.appliedrec.rxverid.RxVerID;
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import com.microblink.MicroblinkSDK;
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import com.microblink.intent.IntentDataTransferMode;
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public class CredentialsApplication extends Application {
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private RxVerID rxVerID;
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@Override
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public void onCreate() {
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super.onCreate();
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setupMicroblink();
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setupVerID();
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}
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private void setupMicroblink() {
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MicroblinkSDK.setIntentDataTransferMode(IntentDataTransferMode.PERSISTED_OPTIMISED);
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MicroblinkSDK.setShowTimeLimitedLicenseWarning(false);
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}
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private void setupVerID() {
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rxVerID = new RxVerID.Builder(this).build();
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}
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public RxVerID getRxVerID() {
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return rxVerID;
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}
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}

‎app/src/main/java/com/appliedrec/credentials/app/DialView.java

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package com.appliedrec.credentials.app;
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import android.content.Context;
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import android.content.res.TypedArray;
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import android.graphics.Canvas;
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import android.graphics.Color;
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import android.graphics.Paint;
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import android.graphics.Path;
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import android.graphics.PointF;
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import android.util.AttributeSet;
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import android.view.View;
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import androidx.annotation.MainThread;
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public class DialView extends View {
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private int needleColor = Color.BLACK;
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private float needleWidth = 3f;
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private float ovalThickness = 30f;
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private final Path failPath = new Path();
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private final Path passPath = new Path();
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private final Path needlePath = new Path();
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private float failAngle = 90f;
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private float passAngle = 90f;
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private final Paint failPaint = new Paint(Paint.ANTI_ALIAS_FLAG);
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private final Paint passPaint = new Paint(Paint.ANTI_ALIAS_FLAG);
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private final Paint needlePaint = new Paint(Paint.ANTI_ALIAS_FLAG);
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private final Paint needleCirclePaint = new Paint(Paint.ANTI_ALIAS_FLAG);
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private final PointF needleEnd = new PointF();
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private float needleCircleWidth = 8f;
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private double scoreAngle = 0;
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public DialView(Context context) {
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super(context);
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init(null, 0);
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}
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public DialView(Context context, AttributeSet attrs) {
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super(context, attrs);
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init(attrs, 0);
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}
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public DialView(Context context, AttributeSet attrs, int defStyle) {
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super(context, attrs, defStyle);
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init(attrs, defStyle);
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}
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private void init(AttributeSet attrs, int defStyle) {
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// Load attributes
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final TypedArray a = getContext().obtainStyledAttributes(
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attrs, R.styleable.DialView, defStyle, 0);
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needleColor = a.getColor(R.styleable.DialView_needleColor, needleColor);
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float density = getResources().getDisplayMetrics().density;
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needleWidth = a.getDimension(R.styleable.DialView_needleWidth, needleWidth * density);
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ovalThickness = a.getDimension(R.styleable.DialView_ovalThickness, ovalThickness * density);
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a.recycle();
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needleCircleWidth = needleWidth * 3;
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failPaint.setColor(Color.RED);
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failPaint.setStyle(Paint.Style.STROKE);
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failPaint.setStrokeCap(Paint.Cap.BUTT);
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failPaint.setStrokeWidth(ovalThickness);
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passPaint.setColor(Color.GREEN);
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passPaint.setStyle(Paint.Style.STROKE);
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passPaint.setStrokeCap(Paint.Cap.BUTT);
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passPaint.setStrokeWidth(ovalThickness);
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needleCirclePaint.setColor(needleColor);
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needleCirclePaint.setStyle(Paint.Style.FILL);
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needlePaint.setColor(needleColor);
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needlePaint.setStyle(Paint.Style.STROKE);
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needlePaint.setStrokeCap(Paint.Cap.ROUND);
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needlePaint.setStrokeWidth(needleWidth);
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}
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@MainThread
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public void setScore(float score, float threshold, float max) {
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failAngle = threshold/max * 180;
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passAngle = 180 - failAngle;
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scoreAngle = score / max * Math.PI;
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invalidate();
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}
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@Override
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protected void onDraw(Canvas canvas) {
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super.onDraw(canvas);
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needleEnd.x = (float)(getWidth()/2f - Math.cos(scoreAngle) * getWidth()/2f);
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needleEnd.y = (float)(getHeight() - Math.sin(scoreAngle) * getHeight());
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failPath.reset();
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failPath.addArc(ovalThickness/2f, ovalThickness/2f, getWidth()-ovalThickness/2f, getHeight()*2-ovalThickness/2f, 180f, failAngle);
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canvas.drawPath(failPath, failPaint);
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passPath.reset();
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passPath.addArc(ovalThickness/2f, ovalThickness/2f, getWidth()-ovalThickness/2f, getHeight()*2-ovalThickness/2f, 180f+failAngle, passAngle);
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canvas.drawPath(passPath, passPaint);
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needlePath.reset();
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needlePath.moveTo(getWidth()/2f, getHeight());
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needlePath.lineTo(needleEnd.x, needleEnd.y);
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canvas.drawPath(needlePath, needlePaint);
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canvas.drawOval(getWidth()/2f-needleCircleWidth/2f, getHeight()-needleCircleWidth/2f, getWidth()/2f+needleCircleWidth/2f, getHeight()+needleCircleWidth/2f, needleCirclePaint);
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}
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}

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