Module: ActiveFacts::Persistence

Included in:
Generate::DM, Generate::Rails::SchemaRb, Generate::SQL::MYSQL, Generate::SQL::SERVER
Defined in:
lib/activefacts/persistence/columns.rb,
lib/activefacts/mapping/rails.rb,
lib/activefacts/persistence/index.rb,
lib/activefacts/generate/rails/models.rb,
lib/activefacts/persistence/reference.rb,
lib/activefacts/generate/helpers/rails.rb,
lib/activefacts/persistence/foreignkey.rb,
lib/activefacts/generate/transform/surrogate.rb

Overview

:nodoc:

Defined Under Namespace

Classes: Column, ForeignKey, Index, Reference

Class Method Summary collapse

Class Method Details

.rails_plural_name(name) ⇒ Object 



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# File 'lib/activefacts/mapping/rails.rb', line 54

def self.rails_plural_name name
  # Crunch spaces and pluralise the first part, all in snake_case
  name.pop if name.is_a?(Array) and name.last == []
  name = name[0]*'_' if name.is_a?(Array) and name.size == 1
  if name.is_a?(Array)
	name = ActiveSupport::Inflector.tableize((name[0]*'_').gsub(/\s+/, '_')) +
	  '_' +
	  ActiveSupport::Inflector.underscore((name[1..-1].flatten*'_').gsub(/\s+/, '_'))
  else
	ActiveSupport::Inflector.tableize(name.gsub(/\s+/, '_'))
  end
end

.rails_singular_name(name) ⇒ Object 



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# File 'lib/activefacts/mapping/rails.rb', line 67

def self.rails_singular_name name
  # Crunch spaces and convert to snake_case
  name = name.flatten*'_' if name.is_a?(Array)
  ActiveSupport::Inflector.underscore(name.gsub(/\s+/, '_'))
end

.rails_type(type, length) ⇒ Object

Return ActiveRecord type and (modified?) length for the passed base type



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# File 'lib/activefacts/mapping/rails.rb', line 10

def self.rails_type(type, length)
  rails_type = case type
	when /^Auto ?Counter$/
	  'integer'	    # REVISIT: Need to detect surrogate ID fields and handle them correctly

	when /^Unsigned ?Integer$/,
	  /^Integer$/,
	  /^Signed ?Integer$/,
	  /^Unsigned ?Small ?Integer$/,
	  /^Signed ?Small ?Integer$/,
	  /^Unsigned ?Tiny ?Integer$/
	  length = nil
	  'integer'

	when /^Decimal$/
	  'decimal'

	when /^Fixed ?Length ?Text$/, /^Char$/
	  'string'
	when /^Variable ?Length ?Text$/, /^String$/
	  'string'
	when /^Large ?Length ?Text$/, /^Text$/
	  'text'

	when /^Date ?And ?Time$/, /^Date ?Time$/
	  'datetime'
	when /^Date$/
	  'datetime'
	when /^Time$/
	  'time'
	when /^Auto ?Time ?Stamp$/
	  'timestamp'

	when /^Money$/
	  'decimal'
	when /^Picture ?Raw ?Data$/, /^Image$/, /^Variable ?Length ?Raw ?Data$/, /^Blob$/
	  'binary'
	when /^BIT$/
	  'boolean'
	else type # raise "ActiveRecord type unknown for standard type #{type}"
	end
  [rails_type, length]
end