From 3bceb0d8ec4f07a6f10ee8979cd6b6db531f96b9 Mon Sep 17 00:00:00 2001
From: Moxie Marlinspike <moxie@thoughtcrime.org>
Date: Wed, 4 Apr 2018 05:09:43 -0700
Subject: [PATCH] Delete old message DB

---
 .../thoughtcrime/securesms/DatabaseUpgradeActivity.java    | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/org/thoughtcrime/securesms/DatabaseUpgradeActivity.java b/src/org/thoughtcrime/securesms/DatabaseUpgradeActivity.java
index 0e0ca86e3e..dac892c6e2 100644
--- a/src/org/thoughtcrime/securesms/DatabaseUpgradeActivity.java
+++ b/src/org/thoughtcrime/securesms/DatabaseUpgradeActivity.java
@@ -76,6 +76,7 @@ public class DatabaseUpgradeActivity extends BaseActivity {
   public static final int PERSISTENT_BLOBS                     = 317;
   public static final int INTERNALIZE_CONTACTS                 = 317;
   public static final int SQLCIPHER                            = 334;
+  public static final int SQLCIPHER_COMPLETE                   = 352;
 
   private static final SortedSet<Integer> UPGRADE_VERSIONS = new TreeSet<Integer>() {{
     add(NO_MORE_KEY_EXCHANGE_PREFIX_VERSION);
@@ -94,6 +95,7 @@ public class DatabaseUpgradeActivity extends BaseActivity {
     add(INTERNALIZE_CONTACTS);
     add(PERSISTENT_BLOBS);
     add(SQLCIPHER);
+    add(SQLCIPHER_COMPLETE);
   }};
 
   private MasterSecret masterSecret;
@@ -277,6 +279,11 @@ public class DatabaseUpgradeActivity extends BaseActivity {
         scheduleMessagesInPushDatabase(context);
       }
 
+      if (params[0] < SQLCIPHER_COMPLETE) {
+        File file = context.getDatabasePath("messages.db");
+        if (file != null && file.exists()) file.delete();
+      }
+
       return null;
     }