discourse/db/migrate/20140122043508_add_meta_cat...

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class AddMetaCategory < ActiveRecord::Migration[4.2]
def up
return if Rails.env.test?
I18n.overrides_disabled do
result = DB.exec "SELECT 1 FROM site_settings where name = 'meta_category_id'"
if result == 0
description = I18n.t('meta_category_description')
name = I18n.t('meta_category_name')
if DB.exec("SELECT 1 FROM categories where name ilike :name", name: name) == 0
result = DB.query_single "INSERT INTO categories
(name, color, text_color, created_at, updated_at, user_id, slug, description, read_restricted, position)
VALUES (:name, '808281', 'FFFFFF', now(), now(), -1, :slug, :description, true, 1)
2015-04-13 10:50:41 -04:00
RETURNING id", name: name, slug: '', description: description
category_id = result.first.to_i
DB.exec "UPDATE categories SET slug=:slug WHERE id=:category_id",
slug: Slug.for(name, "#{category_id}-category"), category_id: category_id
execute "INSERT INTO site_settings(name, data_type, value, created_at, updated_at)
VALUES ('meta_category_id', 3, #{category_id}, now(), now())"
end
end
end
end
def down
# Don't reverse this change. There is so much logic around deleting a category that it's messy
# to try to do in sql. The up method will just make sure never to create the category twice.
end
end