From 916ba22867bbbe05edc6ccc39622f0e569b00d58 Mon Sep 17 00:00:00 2001
From: Ricardo Cerqueira <cyanogenmod@cerqueira.org>
Date: Mon, 10 Nov 2014 10:35:02 -0800
Subject: Fix L2 and old Trebuchet migration

There can only be one original-package tag. Go with com.android.launcher3
for now, and move Trebuchet back to com.cyanogenmod.trebuchet. This will
allow for workspace migrations from both CM10.2 Trebuchet and from CM11
Launcher3

Change-Id: I7743954bffc55f503851038f800607947e20015e
---
 src/com/android/launcher3/LauncherProvider.java | 58 ++++++++++++++++++++++++-
 1 file changed, 57 insertions(+), 1 deletion(-)

(limited to 'src/com/android')

diff --git a/src/com/android/launcher3/LauncherProvider.java b/src/com/android/launcher3/LauncherProvider.java
index 8da3a2482..ecc1cdf75 100644
--- a/src/com/android/launcher3/LauncherProvider.java
+++ b/src/com/android/launcher3/LauncherProvider.java
@@ -853,7 +853,6 @@ public class LauncherProvider extends ContentProvider {
                 }
             }
 
-
             if (version < 16) {
                 db.beginTransaction();
                 try {
@@ -869,6 +868,63 @@ public class LauncherProvider extends ContentProvider {
                     db.endTransaction();
                 }
             }
+            // This was the old L2-based Trebuchet's version. Do steps that come after version 12 
+            // (Launcher2's original version) so the new things get added, but skip the intermediate
+            // workspaceScreens updates (addWorkspacesTable() takes care of that)
+
+            if (version == 16) {
+                Log.w(TAG, "Found pre-11 Trebuchet, preparing update");
+
+                // With the new shrink-wrapped and re-orderable workspaces, it makes sense
+                // to persist workspace screens and their relative order.
+                mMaxScreenId = 0;
+
+                // This will never happen in the wild, but when we switch to using workspace
+                // screen ids, redo the import from old launcher.
+                sJustLoadedFromOldDb = true;
+
+                addWorkspacesTable(db);
+
+                Cursor c = null;
+                long screenId = -1;
+                try {
+                    c = db.rawQuery("SELECT max(screen) FROM favorites", null);
+                    if (c != null && c.moveToNext()) {
+                        screenId = c.getLong(0);
+                    }
+                    if (c != null) {
+                        c.close();
+                    }
+                } catch (SQLException ex) {
+                    Log.e(TAG, ex.getMessage(), ex);
+                }
+
+
+                db.beginTransaction();
+                try {
+                    // Insert new column for holding widget provider name
+                    db.execSQL("ALTER TABLE favorites " +
+                            "ADD COLUMN appWidgetProvider TEXT;");
+                    db.execSQL("ALTER TABLE favorites " +
+                            "ADD COLUMN modified INTEGER NOT NULL DEFAULT 0;");
+                    // Create workspaces for the migrated things
+                    if (screenId > 0) {
+                        for (int sId = 0; sId <= screenId; sId++) {
+                            db.execSQL("INSERT INTO workspaceScreens (_id, screenRank) " +
+                                    "VALUES (" + (sId+1) + ", " + sId + ")");
+                        }
+                    }
+                    // Adjust hotseat format
+                    db.execSQL("UPDATE favorites SET screen=cellX WHERE container=-101;");
+                    db.setTransactionSuccessful();
+                    version = 17;
+                } catch (SQLException ex) {
+                    // Old version remains, which means we wipe old data
+                    Log.e(TAG, ex.getMessage(), ex);
+                } finally {
+                    db.endTransaction();
+                }
+            }
 
             if (version < 17) {
                 // We use the db version upgrade here to identify users who may not have seen
-- 
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