Donal McBreen
96 lines
2.8 KiB
Ruby
96 lines
2.8 KiB
Ruby
# Automatically use UUID type for all binary(16) columns
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ActiveSupport.on_load(:active_record) do
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module MysqlUuidAdapter
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# Add UUID to MySQL's native database types
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def native_database_types
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@native_database_types_with_uuid ||= super.merge(uuid: { name: "binary", limit: 16 })
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end
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# Override lookup_cast_type to recognize binary(16) as UUID type
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def lookup_cast_type(sql_type)
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if sql_type == "binary(16)"
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ActiveRecord::Type.lookup(:uuid, adapter: :trilogy)
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else
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super
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end
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end
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end
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if defined?(ActiveRecord::ConnectionAdapters::AbstractMysqlAdapter)
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ActiveRecord::ConnectionAdapters::AbstractMysqlAdapter.prepend(MysqlUuidAdapter)
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end
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module SqliteUuidAdapter
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def native_database_types
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@native_database_types_with_uuid ||= super.merge(uuid: { name: "blob", limit: 16 })
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end
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# Override lookup_cast_type to recognize BLOB as UUID type
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def lookup_cast_type(sql_type)
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if sql_type == "blob(16)"
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ActiveRecord::Type.lookup(:uuid, adapter: :sqlite3)
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else
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super
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end
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end
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# Override fetch_type_metadata to preserve UUID type and limit
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def fetch_type_metadata(sql_type)
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if sql_type == "blob(16)"
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ActiveRecord::ConnectionAdapters::SqlTypeMetadata.new(
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sql_type: sql_type,
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type: :uuid,
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limit: 16
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)
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else
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super
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end
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end
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end
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if defined?(ActiveRecord::ConnectionAdapters::SQLite3Adapter)
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ActiveRecord::ConnectionAdapters::SQLite3Adapter.prepend(SqliteUuidAdapter)
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# Also add UUID to class-level native_database_types
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ActiveRecord::ConnectionAdapters::SQLite3Adapter.class_eval do
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@native_database_types = nil # Clear cache
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class << self
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alias_method :original_native_database_types, :native_database_types
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def native_database_types
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@native_database_types_with_uuid ||= original_native_database_types.merge(uuid: { name: "blob", limit: 16 })
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end
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end
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end
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end
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module SchemaDumperUuidType
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# Map binary(16) and blob(16) columns to :uuid type in schema.rb
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def schema_type(column)
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if column.sql_type == "binary(16)" || column.sql_type == "blob(16)"
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:uuid
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else
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super
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end
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end
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end
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if defined?(ActiveRecord::ConnectionAdapters::MySQL::SchemaDumper)
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ActiveRecord::ConnectionAdapters::MySQL::SchemaDumper.prepend(SchemaDumperUuidType)
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end
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if defined?(ActiveRecord::ConnectionAdapters::SQLite3::SchemaDumper)
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ActiveRecord::ConnectionAdapters::SQLite3::SchemaDumper.prepend(SchemaDumperUuidType)
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end
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module TableDefinitionUuidSupport
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def uuid(name, **options)
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column(name, :uuid, **options)
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end
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end
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ActiveRecord::ConnectionAdapters::TableDefinition.prepend(TableDefinitionUuidSupport)
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end
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