1 files changed, 67 insertions, 0 deletions
diff --git a/java/com/google/gerrit/server/schema/Schema_159.java b/java/com/google/gerrit/server/schema/Schema_159.java
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+++ b/java/com/google/gerrit/server/schema/Schema_159.java
@@ -0,0 +1,67 @@
+// Copyright (C) 2017 The Android Open Source Project
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package com.google.gerrit.server.schema;
+
+import com.google.gerrit.reviewdb.server.ReviewDb;
+import com.google.gwtorm.server.OrmException;
+import com.google.gwtorm.server.StatementExecutor;
+import com.google.inject.Inject;
+import com.google.inject.Provider;
+
+/** Migrate draft changes to private or wip changes. */
+public class Schema_159 extends SchemaVersion {
+
+  private enum DraftWorkflowMigrationStrategy {
+    PRIVATE,
+    WORK_IN_PROGRESS
+  }
+
+  @Inject
+  Schema_159(Provider<Schema_158> prior) {
+    super(prior);
+  }
+
+  @Override
+  protected void migrateData(ReviewDb db, UpdateUI ui) throws OrmException {
+    DraftWorkflowMigrationStrategy strategy = DraftWorkflowMigrationStrategy.WORK_IN_PROGRESS;
+    if (ui.yesno(false, "Migrate draft changes to private changes (default is work-in-progress)")) {
+      strategy = DraftWorkflowMigrationStrategy.PRIVATE;
+    }
+    ui.message(
+        String.format("Replace draft changes with %s changes ...", strategy.name().toLowerCase()));
+    try (StatementExecutor e = newExecutor(db)) {
+      String column =
+          strategy == DraftWorkflowMigrationStrategy.PRIVATE ? "is_private" : "work_in_progress";
+      // Mark changes private/WIP and NEW if either:
+      // * they have status DRAFT
+      // * they have status NEW and have any draft patch sets
+      e.execute(
+          String.format(
+              "UPDATE changes "
+                  + "SET %s = 'Y', "
+                  + "    status = 'n', "
+                  + "    created_on = created_on "
+                  + "WHERE status = 'd' "
+                  + "  OR (status = 'n' "
+                  + "      AND EXISTS "
+                  + "        (SELECT * "
+                  + "         FROM patch_sets "
+                  + "         WHERE patch_sets.change_id = changes.change_id "
+                  + "           AND patch_sets.draft = 'Y')) ",
+              column));
+    }
+    ui.message("done");
+  }
+}