Move expiry date to TestingConstants.

briar-android/build.gradle

@@ -244,6 +244,7 @@ android {
 		resValue "string", "app_package", "org.briarproject.briar.android"
 		resValue "string", "app_name", "Briar"
 		buildConfigField "String", "GitHash", "\"${getGitHash()}\""
+		buildConfigField "Long", "BuildTimestamp", "${System.currentTimeMillis()}L"
 	}
 
 	buildTypes {

briar-android/src/main/java/org/briarproject/briar/android/BriarApplication.java

@@ -6,9 +6,5 @@ package org.briarproject.briar.android;
  */
 public interface BriarApplication {
 
-	// This build expires on 31 December 2018
-	long EXPIRY_DATE = 1546214400 * 1000L;
-
 	AndroidComponent getApplicationComponent();
-
 }

briar-android/src/main/java/org/briarproject/briar/android/TestingConstants.java

@@ -33,4 +33,12 @@ public interface TestingConstants {
 	 * intentionally.
 	 */
 	boolean PREVENT_SCREENSHOTS = !IS_DEBUG_BUILD;
+
+	/**
+	 * Debug and beta builds expire after 90 days. Final release builds expire
+	 * after 292 million years.
+	 */
+	long EXPIRY_DATE = IS_DEBUG_BUILD || IS_BETA_BUILD ?
+			BuildConfig.BuildTimestamp + 90 * 24 * 60 * 60 * 1000L :
+			Long.MAX_VALUE;
 }

briar-android/src/main/java/org/briarproject/briar/android/navdrawer/NavDrawerControllerImpl.java

@@ -28,7 +28,7 @@ import javax.inject.Inject;
 
 import static java.util.logging.Level.INFO;
 import static java.util.logging.Level.WARNING;
-import static org.briarproject.briar.android.BriarApplication.EXPIRY_DATE;
+import static org.briarproject.briar.android.TestingConstants.EXPIRY_DATE;
 import static org.briarproject.briar.android.TestingConstants.IS_BETA_BUILD;
 import static org.briarproject.briar.android.TestingConstants.IS_DEBUG_BUILD;
 import static org.briarproject.briar.android.controller.BriarControllerImpl.DOZE_ASK_AGAIN;

briar-android/src/main/java/org/briarproject/briar/android/splash/SplashScreenActivity.java

@@ -19,9 +19,7 @@ import java.util.logging.Logger;
 
 import javax.inject.Inject;
 
-import static org.briarproject.briar.android.BriarApplication.EXPIRY_DATE;
-import static org.briarproject.briar.android.TestingConstants.IS_BETA_BUILD;
-import static org.briarproject.briar.android.TestingConstants.IS_DEBUG_BUILD;
+import static org.briarproject.briar.android.TestingConstants.EXPIRY_DATE;
 
 public class SplashScreenActivity extends BaseActivity {
 
@@ -62,8 +60,7 @@ public class SplashScreenActivity extends BaseActivity {
 	}
 
 	protected void startNextActivity() {
-		if ((IS_DEBUG_BUILD || IS_BETA_BUILD)
-				&& System.currentTimeMillis() >= EXPIRY_DATE) {
+		if (System.currentTimeMillis() >= EXPIRY_DATE) {
 			LOG.info("Expired");
 			startActivity(new Intent(this, ExpiredActivity.class));
 		} else {

briar-android/src/main/java/org/briarproject/briar/android/util/UiUtils.java

@@ -46,7 +46,7 @@ import static android.text.format.DateUtils.FORMAT_SHOW_DATE;
 import static android.text.format.DateUtils.MINUTE_IN_MILLIS;
 import static android.text.format.DateUtils.WEEK_IN_MILLIS;
 import static org.briarproject.briar.BuildConfig.APPLICATION_ID;
-import static org.briarproject.briar.android.BriarApplication.EXPIRY_DATE;
+import static org.briarproject.briar.android.TestingConstants.EXPIRY_DATE;
 
 @MethodsNotNullByDefault
 @ParametersNotNullByDefault