From c63d656462c8c1c9603bd40f4ea44535a401df21 Mon Sep 17 00:00:00 2001
From: Leo von Klenze <leo.vonklenze@scansation.de>
Date: Fri, 19 Jul 2019 07:49:41 +0200
Subject: [PATCH] feat(todoMigration): migration script for todos

This commits add a migration script for changing the 'todoId' into
the 'title' for todo documents.

This is necessary due to the changes in #517.

Closes #586

Signed-off-by: Leo von Klenze <leo.vonklenze@scansation.de>
---
 ...mitters_usergroup_to_moderation_request.py |  0
 ...d_component_type_to_moderation_requests.py |  0
 ...rwrite_release_name_with_component_name.py |  0
 ...pair_missing_vendorId_links_in_releases.py |  0
 .../migrations/012_migrate_todoid_to_title.py | 44 +++++++++++++++++++
 scripts/migrations/README.md                  |  1 +
 6 files changed, 45 insertions(+)
 mode change 100644 => 100755 scripts/migrations/007_add_submitters_usergroup_to_moderation_request.py
 mode change 100644 => 100755 scripts/migrations/008_add_component_type_to_moderation_requests.py
 mode change 100644 => 100755 scripts/migrations/009_overwrite_release_name_with_component_name.py
 mode change 100644 => 100755 scripts/migrations/010_repair_missing_vendorId_links_in_releases.py
 create mode 100755 scripts/migrations/012_migrate_todoid_to_title.py

diff --git a/scripts/migrations/007_add_submitters_usergroup_to_moderation_request.py b/scripts/migrations/007_add_submitters_usergroup_to_moderation_request.py
old mode 100644
new mode 100755
diff --git a/scripts/migrations/008_add_component_type_to_moderation_requests.py b/scripts/migrations/008_add_component_type_to_moderation_requests.py
old mode 100644
new mode 100755
diff --git a/scripts/migrations/009_overwrite_release_name_with_component_name.py b/scripts/migrations/009_overwrite_release_name_with_component_name.py
old mode 100644
new mode 100755
diff --git a/scripts/migrations/010_repair_missing_vendorId_links_in_releases.py b/scripts/migrations/010_repair_missing_vendorId_links_in_releases.py
old mode 100644
new mode 100755
diff --git a/scripts/migrations/012_migrate_todoid_to_title.py b/scripts/migrations/012_migrate_todoid_to_title.py
new file mode 100755
index 0000000000..25c6d80e42
--- /dev/null
+++ b/scripts/migrations/012_migrate_todoid_to_title.py
@@ -0,0 +1,44 @@
+#!/usr/bin/python
+# -----------------------------------------------------------------------------
+# Copyright Siemens AG, 2016. Part of the SW360 Portal Project.
+#
+# All rights reserved.   This program and the accompanying materials
+# are made available under the terms of the Eclipse Public License v1.0
+# which accompanies this distribution, and is available at
+# http://www.eclipse.org/legal/epl-v10.html
+#
+# This is a manual database migration script. It is assumed that a
+# dedicated framework for automatic migration will be written in the
+# future. When that happens, this script should be refactored to conform
+# to the framework's prerequisites to be run by the framework. For
+# example, server address and db name should be parametrized, the code
+# reorganized into a single class or function, etc.
+#
+# initial author: alex.borodin@evosoft.com
+#
+# -----------------------------------------------------------------------------
+
+import couchdb
+
+COUCHSERVER = "http://localhost:5984/"
+DBNAME = 'sw360db'
+
+couch=couchdb.Server(COUCHSERVER)
+db = couch[DBNAME]
+
+todos_by_id_fun = '''function(doc){
+    if (doc.type=="todo"){
+        emit(doc._id, doc)
+    }
+}'''
+
+todos = db.query(todos_by_id_fun)
+
+
+print 'Updating todos and replace todoId with title'
+for todo_row in todos:
+    todo = todo_row.value
+    todo['title'] = str(todo['todoId'])
+    del todo['todoId']
+    db.save(todo)
+
diff --git a/scripts/migrations/README.md b/scripts/migrations/README.md
index 1870bb5f9a..0c8b5759f8 100644
--- a/scripts/migrations/README.md
+++ b/scripts/migrations/README.md
@@ -30,6 +30,7 @@ To migrate it is recommended to do this in the following order:
 - `008_add_component_type_to_moderation_requests.py`
 ### 3.3.0 -> 3.4.0
 - `011_migrate_attachment_usages_license_info.py`
+- `012_migrate_todoid_to_title.py`
 
 ## Optional usage
 - `009_overwrite_release_name_with_component_name.py`