[android] add support for external sdk clients to be able to manage the tokens on their side (#14631)

2 files changed, 83 insertions, 19 deletions

diff --git a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/AccountsManager.java b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/AccountsManager.java
index 4fd0200a37..5b8f10e01d 100644
--- a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/AccountsManager.java
+++ b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/AccountsManager.java
@@ -2,41 +2,94 @@ package com.mapbox.mapboxsdk;
 
 import android.content.Context;
 import android.content.SharedPreferences;
+import android.content.pm.ApplicationInfo;
+import android.content.pm.PackageManager;
 import android.support.annotation.NonNull;
+import android.support.annotation.VisibleForTesting;
 import android.text.TextUtils;
 import android.text.format.DateUtils;
 
 import com.mapbox.android.accounts.v1.MapboxAccounts;
 import com.mapbox.mapboxsdk.constants.MapboxConstants;
+import com.mapbox.mapboxsdk.log.Logger;
+
+import static com.mapbox.mapboxsdk.constants.MapboxConstants.KEY_PREFERENCE_SKU_TOKEN;
 
 /**
  * REMOVAL OR MODIFICATION OF THE FOLLOWING CODE VIOLATES THE MAPBOX TERMS
  * OF SERVICE
- *
+ * <p>
  * The following code is used to access Mapbox's Mapping APIs.
- *
+ * <p>
  * Removal or modification of this code when used with Mapbox's Mapping APIs
  * can result in termination of your agreement and/or your account with
  * Mapbox.
- *
+ * <p>
  * Using this code to access Mapbox Mapping APIs from outside the Mapbox Maps
  * SDK also violates the Mapbox Terms of Service. On Android, Mapping APIs
  * should be accessed using the methods documented at
  * https://www.mapbox.com/android.
- *
+ * <p>
  * You can access the Mapbox Terms of Service at https://www.mapbox.com/tos/
  */
 class AccountsManager {
+  private static final String TAG = "Mbgl-AccountsManager";
   private static final String PREFERENCE_USER_ID = "com.mapbox.mapboxsdk.accounts.userid";
   private static final String PREFERENCE_TIMESTAMP = "com.mapbox.mapboxsdk.accounts.timestamp";
-  private static final String PREFERENCE_SKU_TOKEN = "com.mapbox.mapboxsdk.accounts.skutoken";
 
-  private long timestamp;
+  private SharedPreferences sharedPreferences;
   private String skuToken;
+  private long timestamp;
+  private boolean isManaged;
 
   AccountsManager() {
-    String userId = validateUserId();
-    validateRotation(userId);
+    isManaged = isSkuTokenManaged();
+    initialize();
+  }
+
+  @VisibleForTesting
+  AccountsManager(SharedPreferences sharedPreferences, boolean isManaged) {
+    this.sharedPreferences = sharedPreferences;
+    this.isManaged = isManaged;
+    initialize();
+  }
+
+  private void initialize() {
+    retrieveSkuTokenAndTimestamp();
+    if (isManaged) {
+      String userId = validateUserId();
+      validateRotation(userId);
+    }
+  }
+
+  private boolean isSkuTokenManaged() {
+    boolean value = MapboxConstants.DEFAULT_MANAGE_SKU_TOKEN;
+    try {
+      // Try getting a custom value from the app Manifest
+      ApplicationInfo appInfo = retrieveApplicationInfo();
+      if (appInfo.metaData != null) {
+        value = appInfo.metaData.getBoolean(
+          MapboxConstants.KEY_META_DATA_MANAGE_SKU_TOKEN,
+          MapboxConstants.DEFAULT_MANAGE_SKU_TOKEN
+        );
+      }
+    } catch (Exception exception) {
+      Logger.e(TAG, "Failed to read the package metadata: ", exception);
+    }
+
+    return value;
+  }
+
+  private ApplicationInfo retrieveApplicationInfo() throws PackageManager.NameNotFoundException {
+    return Mapbox.getApplicationContext().getPackageManager().getApplicationInfo(
+      Mapbox.getApplicationContext().getPackageName(),
+      PackageManager.GET_META_DATA);
+  }
+
+  private void retrieveSkuTokenAndTimestamp() {
+    SharedPreferences sharedPreferences = getSharedPreferences();
+    skuToken = sharedPreferences.getString(KEY_PREFERENCE_SKU_TOKEN, "");
+    timestamp = sharedPreferences.getLong(PREFERENCE_TIMESTAMP, 0L);
   }
 
   private String validateUserId() {
@@ -53,23 +106,25 @@ class AccountsManager {
   }
 
   private void validateRotation(String userId) {
-    SharedPreferences sharedPreferences = getSharedPreferences();
-    timestamp = sharedPreferences.getLong(PREFERENCE_TIMESTAMP, 0L);
-    skuToken = sharedPreferences.getString(PREFERENCE_SKU_TOKEN, "");
-    if (timestamp == 0L || TextUtils.isEmpty(skuToken)) {
+    if (TextUtils.isEmpty(skuToken) || timestamp == 0L) {
       skuToken = generateSkuToken(userId);
       timestamp = persistRotation(skuToken);
     }
   }
 
   String getSkuToken() {
-    if (isExpired()) {
+    if (isManaged) {
+      if (isExpired()) {
+        SharedPreferences sharedPreferences = getSharedPreferences();
+        String userId = sharedPreferences.getString(PREFERENCE_USER_ID, "");
+        skuToken = generateSkuToken(userId);
+        timestamp = persistRotation(skuToken);
+      }
+    } else {
       SharedPreferences sharedPreferences = getSharedPreferences();
-      String userId = sharedPreferences.getString(PREFERENCE_USER_ID, "");
-      skuToken = generateSkuToken(userId);
-      timestamp = persistRotation(skuToken);
+      String notManagedSkuToken = sharedPreferences.getString(KEY_PREFERENCE_SKU_TOKEN, "");
+      skuToken = notManagedSkuToken;
     }
-
     return skuToken;
   }
 
@@ -85,15 +140,18 @@ class AccountsManager {
     long now = getNow();
     SharedPreferences.Editor editor = getSharedPreferences().edit();
     editor.putLong(PREFERENCE_TIMESTAMP, now);
-    editor.putString(PREFERENCE_SKU_TOKEN, skuToken);
+    editor.putString(KEY_PREFERENCE_SKU_TOKEN, skuToken);
     editor.apply();
     return now;
   }
 
   @NonNull
   private SharedPreferences getSharedPreferences() {
-    return Mapbox.getApplicationContext()
+    if (sharedPreferences == null) {
+      sharedPreferences = Mapbox.getApplicationContext()
         .getSharedPreferences(MapboxConstants.MAPBOX_SHARED_PREFERENCES, Context.MODE_PRIVATE);
+    }
+    return sharedPreferences;
   }
 
   static long getNow() {
diff --git a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/constants/MapboxConstants.java b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/constants/MapboxConstants.java
index 30ff649032..2c906e7203 100644
--- a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/constants/MapboxConstants.java
+++ b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/constants/MapboxConstants.java
@@ -37,6 +37,12 @@ public class MapboxConstants {
    */
   public static final boolean DEFAULT_MEASURE_TILE_DOWNLOAD_ON = false;
 
+  public static final String KEY_PREFERENCE_SKU_TOKEN = "com.mapbox.mapboxsdk.accounts.skutoken";
+
+  public static final String KEY_META_DATA_MANAGE_SKU_TOKEN = "com.mapbox.ManageSkuToken";
+
+  public static final boolean DEFAULT_MANAGE_SKU_TOKEN = true;
+
   /**
    * Unmeasured state
    */