Method: M4DBI::Model.one_to_many

Defined in:
lib/m4dbi/model.rb

.one_to_many(the_one, the_many, many_as, one_as, the_one_fk) ⇒ Object

Example:

M4DBI::Model.one_to_many( Author, Post, :posts, :author, :author_id )
her_posts = some_author.posts
the_author = some_post.author



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# File 'lib/m4dbi/model.rb', line 299

def self.one_to_many( the_one, the_many, many_as, one_as, the_one_fk )
  the_one.class_def( many_as.to_sym ) do
    M4DBI::Collection.new( self, the_many, the_one_fk )
  end
  the_many.class_def( one_as.to_sym ) do
    the_one[ @row[ the_one_fk ] ]
  end
  the_many.class_def( "#{one_as}=".to_sym ) do |new_one|
    send( "#{the_one_fk}=".to_sym, new_one.pk )
  end
end