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Contents
# this file is inspired by schema_dumper.rb in the foreigner gem
# ( https://github.com/matthuhiggins/foreigner )
module DBViewCTI
module SchemaDumper
extend ActiveSupport::Concern
included do
alias_method_chain :tables, :cti_views
end
def tables_with_cti_views(stream)
tables_without_cti_views(stream)
base_classes = []
@connection.tables.sort.each do |table|
next if ignore_table?(table)
begin
klass = DBViewCTI::Names.table_to_class_name(table).constantize
base_classes << klass if klass.respond_to?('cti_base_class?') && klass.cti_base_class?
rescue NameError
# do nothing
end
end
base_classes.each do |klass|
dump_cti_hierarchy(klass, stream)
end
end
private
def ignore_table?(table)
['schema_migrations', ignore_tables].flatten.any? do |ignored|
case ignored
when String; table == ignored
when Regexp; table =~ ignored
else
raise StandardError, 'ActiveRecord::SchemaDumper.ignore_tables accepts an array of String and / or Regexp values.'
end
end
end
def dump_cti_hierarchy(base_class, stream)
base_class.cti_all_descendants.each do |class_name|
stream.puts(" cti_create_view('#{class_name}')")
end
stream.puts('')
end
end
end
Version data entries
8 entries across 8 versions & 1 rubygems