Wait to process messages until after migration when screenlocked

Fixes #7390

res/values/strings.xml

@@ -1318,6 +1318,8 @@
     <string name="ConversationListActivity_signal_needs_contacts_permission_in_order_to_search_your_contacts_but_it_has_been_permanently_denied">Signal needs Contacts permission in order to search your contacts, but it has been permanently denied. Please continue to app settings, select \"Permissions\", and enable \"Contacts\".</string>
     <string name="conversation_activity__enable_signal_messages">ENABLE SIGNAL MESSAGES</string>
     <string name="SQLCipherMigrationHelper_migrating_signal_database">Migrating Signal database</string>
+    <string name="PushDecryptJob_new_locked_message">New locked message</string>
+    <string name="PushDecryptJob_unlock_to_view_pending_messages">Unlock to view pending messages</string>
 
 
     <!-- EOF -->

src/org/thoughtcrime/securesms/DatabaseUpgradeActivity.java

@@ -275,6 +275,10 @@ public class DatabaseUpgradeActivity extends BaseActivity {
         }
       }
 
+      if (params[0] < SQLCIPHER) {
+        scheduleMessagesInPushDatabase(context);
+      }
+
       return null;
     }
 

src/org/thoughtcrime/securesms/jobs/PushDecryptJob.java

@@ -1,13 +1,19 @@
 package org.thoughtcrime.securesms.jobs;
 
+import android.app.Notification;
+import android.app.PendingIntent;
 import android.content.Context;
 import android.content.Intent;
 import android.os.Build;
 import android.support.annotation.NonNull;
+import android.support.v4.app.NotificationCompat;
+import android.support.v4.app.NotificationManagerCompat;
 import android.util.Log;
 import android.util.Pair;
 
 import org.thoughtcrime.securesms.ApplicationContext;
+import org.thoughtcrime.securesms.ConversationListActivity;
+import org.thoughtcrime.securesms.R;
 import org.thoughtcrime.securesms.attachments.DatabaseAttachment;
 import org.thoughtcrime.securesms.attachments.PointerAttachment;
 import org.thoughtcrime.securesms.crypto.IdentityKeyUtil;
@@ -112,12 +118,26 @@ public class PushDecryptJob extends ContextJob {
 
   @Override
   public void onRun() throws NoSuchMessageException {
-
     if (!IdentityKeyUtil.hasIdentityKey(context)) {
       Log.w(TAG, "Skipping job, waiting for migration...");
       return;
     }
 
+    if (TextSecurePreferences.getNeedsSqlCipherMigration(context)) {
+      Log.w(TAG, "Skipping job, waiting for sqlcipher migration...");
+      NotificationManagerCompat.from(context).notify(494949,
+                                                     new NotificationCompat.Builder(context)
+                                                         .setSmallIcon(R.drawable.icon_notification)
+                                                         .setPriority(NotificationCompat.PRIORITY_HIGH)
+                                                         .setCategory(NotificationCompat.CATEGORY_MESSAGE)
+                                                         .setContentTitle(context.getString(R.string.PushDecryptJob_new_locked_message))
+                                                         .setContentText(context.getString(R.string.PushDecryptJob_unlock_to_view_pending_messages))
+                                                         .setContentIntent(PendingIntent.getActivity(context, 0, new Intent(context, ConversationListActivity.class), 0))
+                                                         .setDefaults(NotificationCompat.DEFAULT_SOUND | NotificationCompat.DEFAULT_VIBRATE)
+                                                         .build());
+      return;
+    }
+
     PushDatabase          database             = DatabaseFactory.getPushDatabase(context);
     SignalServiceEnvelope envelope             = database.get(messageId);
     Optional<Long>        optionalSmsMessageId = smsMessageId > 0 ? Optional.of(smsMessageId) : Optional.absent();