47 lines
1.7 KiB
Ruby
47 lines
1.7 KiB
Ruby
#
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# Copyright (C) 2015 - present Instructure, Inc.
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#
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# This file is part of Canvas.
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#
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# Canvas is free software: you can redistribute it and/or modify it under
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# the terms of the GNU Affero General Public License as published by the Free
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# Software Foundation, version 3 of the License.
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#
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# Canvas is distributed in the hope that it will be useful, but WITHOUT ANY
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# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
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# A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
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# details.
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#
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# You should have received a copy of the GNU Affero General Public License along
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# with this program. If not, see <http://www.gnu.org/licenses/>.
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class CreateBrandConfigs < ActiveRecord::Migration[4.2]
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tag :predeploy
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disable_ddl_transaction!
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LENGTH_OF_AN_MD5_HASH = 32
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def up
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create_table :brand_configs, id: false do |t|
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t.string :md5, limit: LENGTH_OF_AN_MD5_HASH, null: false, unique: true
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t.column :variables, :text, null: false
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t.boolean :share, default: false, null: false
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t.string :name
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t.datetime :created_at, null: false
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end
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# because we didn't use the rails default `id` int primary key, we have to add it manually
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execute %{ ALTER TABLE #{BrandConfig.quoted_table_name} ADD PRIMARY KEY (md5); }
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add_index :brand_configs, :share
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add_column :accounts, :brand_config_md5, :string, limit: LENGTH_OF_AN_MD5_HASH
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add_foreign_key :accounts, :brand_configs, column: 'brand_config_md5', primary_key: 'md5'
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add_index :accounts, :brand_config_md5, where: 'brand_config_md5 IS NOT NULL', algorithm: :concurrently
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end
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def down
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remove_column :accounts, :brand_config_md5
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drop_table :brand_configs
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end
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end
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