Class: ActiveRecord::ConnectionAdapters::PostgreSQL::SchemaStatements::Tutuf::ClassTableReflection

Inherits:
Object
  • Object
show all
Defined in:
lib/updateable_views_inheritance/postgresql_adapter.rb

Class Method Summary collapse

Class Method Details

.all_db_klasses ⇒ Object

Returns all models’ class objects that are ActiveRecord::Base descendants



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# File 'lib/updateable_views_inheritance/postgresql_adapter.rb', line 274

def all_db_klasses
  return @@klasses if defined?(@@klasses)

  @@klasses = []
  # load model classes so that inheritance_column is set correctly where defined
  model_filenames.collect{|m| load "#{Rails.root}/app/models/#{m}";m.match(%r{([^/]+?)\.rb$})[1].camelize.constantize }.each do |klass|
    @@klasses << klass if  klass < ActiveRecord::Base
  end
  @@klasses.uniq
end

.get_klass_for_table(table_name) ⇒ Object

Returns the class object for table_name



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# File 'lib/updateable_views_inheritance/postgresql_adapter.rb', line 286

def get_klass_for_table(table_name)
  klass_for_tables()[table_name.to_s]
end

.klass_for_tables ⇒ Object

Returns hash with tables and thier corresponding class. => ClassName1, …



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# File 'lib/updateable_views_inheritance/postgresql_adapter.rb', line 292

def klass_for_tables
  return @@tables_klasses if defined?(@@tables_klasses)

  @@tables_klasses = {}
  all_db_klasses.each do |klass|
    @@tables_klasses[klass.table_name] = klass if klass.respond_to?(:table_name)
  end
  @@tables_klasses
end

.model_filenames ⇒ Object

Returns filenames for models in the current Rails application



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# File 'lib/updateable_views_inheritance/postgresql_adapter.rb', line 303

def model_filenames
  Dir.chdir("#{Rails.root}/app/models"){ Dir["**/*.rb"] }
end