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glitchier-soc/db/migrate/20170105224407_add_shortcod...

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665 B

# frozen_string_literal: true
class AddShortcodeToMediaAttachments < ActiveRecord::Migration[5.0]
class MigrationMediaAttachment < ApplicationRecord
self.table_name = :media_attachments
scope :local, -> { where(remote_url: '') }
end
def up
add_column :media_attachments, :shortcode, :string, null: true, default: nil
add_index :media_attachments, :shortcode, unique: true
MigrationMediaAttachment.reset_column_information
# Migrate old links
MigrationMediaAttachment.local.update_all('shortcode = id')
end
def down
remove_index :media_attachments, :shortcode
remove_column :media_attachments, :shortcode
end
end