114 lines
4.8 KiB
Ruby
114 lines
4.8 KiB
Ruby
class ShareAnything < ActiveRecord::Migration
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def self.up
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remove_foreign_key :aspect_visibilities, :posts
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if postgres?
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execute "DROP INDEX index_aspect_visibilities_on_post_id_and_aspect_id"
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execute "DROP INDEX index_aspect_visibilities_on_post_id"
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execute "ALTER TABLE aspect_visibilities RENAME COLUMN post_id TO shareable_id"
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execute "ALTER TABLE aspect_visibilities ADD COLUMN shareable_type VARCHAR(255) NOT NULL DEFAULT 'Post'"
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execute "CREATE INDEX shareable_and_aspect_id ON aspect_visibilities ( shareable_id, shareable_type, aspect_id )"
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execute "CREATE INDEX index_aspect_visibilities_on_shareable_id_and_shareable_type ON aspect_visibilities ( shareable_id, shareable_type )"
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else
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start_sql = "ALTER TABLE aspect_visibilities "
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sql = []
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#remove_index :aspect_visibilities, :post_id_and_aspect_id
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sql << "DROP INDEX `index_aspect_visibilities_on_post_id_and_aspect_id`"
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#remove_index :aspect_visibilities, :post_id
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sql << "DROP INDEX `index_aspect_visibilities_on_post_id`"
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# change_table :aspect_visibilities do |t|
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# t.rename :post_id, :shareable_id
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# t.string :shareable_type, :default => 'Post', :null => false
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# end
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sql << "CHANGE COLUMN post_id shareable_id int NOT NULL"
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sql << "ADD shareable_type varchar(255) NOT NULL DEFAULT 'Post'"
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# add_index :aspect_visibilities, [:shareable_id, :shareable_type, :aspect_id], :name => 'shareable_and_aspect_id'
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# add_index :aspect_visibilities, [:shareable_id, :shareable_type]
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sql << "add index `shareable_and_aspect_id` (`shareable_id`, `shareable_type`, `aspect_id`)"
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sql << "add index `index_aspect_visibilities_on_shareable_id_and_shareable_type` (`shareable_id`, `shareable_type`)"
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execute(start_sql + sql.join(', ') + ';')
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end
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remove_foreign_key :post_visibilities, :posts
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rename_table :post_visibilities, :share_visibilities
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if postgres?
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execute "DROP INDEX index_post_visibilities_on_contact_id_and_post_id"
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execute "DROP INDEX index_post_visibilities_on_post_id_and_hidden_and_contact_id"
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execute "ALTER TABLE share_visibilities RENAME COLUMN post_id TO shareable_id"
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execute "ALTER TABLE share_visibilities ADD COLUMN shareable_type VARCHAR(60) NOT NULL DEFAULT 'Post'"
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execute "CREATE INDEX shareable_and_contact_id ON share_visibilities ( shareable_id, shareable_type, contact_id )"
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execute "CREATE INDEX shareable_and_hidden_and_contact_id ON share_visibilities ( shareable_id, shareable_type, hidden, contact_id )"
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else
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start_sql = "ALTER TABLE share_visibilities "
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sql = []
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#remove_index :post_visibilities, :contact_id_and_post_id
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#remove_index :post_visibilities, :post_id_and_hidden_and_contact_id
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sql << "DROP INDEX `index_post_visibilities_on_contact_id_and_post_id`"
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sql << "DROP INDEX `index_post_visibilities_on_post_id_and_hidden_and_contact_id`"
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#change_table :post_visibilities do |t|
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# t.rename :post_id, :shareable_id
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# t.string :shareable_type, :default => 'Post', :null => false
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#end
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sql << "CHANGE COLUMN post_id shareable_id int NOT NULL"
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sql << "ADD shareable_type varchar(60) NOT NULL DEFAULT 'Post'"
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#add_index :share_visibilities, [:shareable_id, :shareable_type, :contact_id], :name => 'shareable_and_contact_id'
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#add_index :share_visibilities, [:shareable_id, :shareable_type, :hidden, :contact_id], :name => 'shareable_and_hidden_and_contact_id'
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sql << "add index `shareable_and_contact_id` (`shareable_id`, `shareable_type`, `contact_id`)"
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sql << "add index `shareable_and_hidden_and_contact_id` (`shareable_id`, `shareable_type`, `hidden`, `contact_id`)"
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execute(start_sql + sql.join(', ') + ';')
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end
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end
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def self.down
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remove_index :share_visibilities, :name => 'shareable_and_hidden_and_contact_id'
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remove_index :share_visibilities, :name => 'shareable_and_contact_id'
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rename_table :share_visibilities, :post_visibilities
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change_table :post_visibilities do |t|
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t.remove :shareable_type
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t.rename :shareable_id, :post_id
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end
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add_index :post_visibilities, [:post_id, :hidden, :contact_id], :unique => true
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add_index :post_visibilities, [:contact_id, :post_id], :unique => true
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add_foreign_key :post_visibilities, :posts, :dependent => :delete
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remove_index :aspect_visibilities, [:shareable_id, :shareable_type]
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remove_index :aspect_visibilities, :name => 'shareable_and_aspect_id'
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change_table :aspect_visibilities do |t|
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t.remove :shareable_type
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t.rename :shareable_id, :post_id
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end
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add_index :aspect_visibilities, :post_id
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add_index :aspect_visibilities, [:post_id, :aspect_id], :unique => true
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add_foreign_key :aspect_visibilities, :posts, :dependent => :delete
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end
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end
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