Module: JasonObjectMetaProperties::MetaProperties

Defined in:
lib/medea/meta_properties.rb

Instance Method Summary collapse

Instance Method Details

#_class_options {|opts| ... } ⇒ Object

Yields:

  • (opts) 


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# File 'lib/medea/meta_properties.rb', line 7

def _class_options &block
  self.send(:class_variable_set, :@@opts, {}) unless self.send(:class_variable_defined?, :@@opts)
  opts = self.send(:class_variable_get, :@@opts)
  yield opts
  self.send(:class_variable_set, :@@opts, opts)
end

#create_member_list(list_name, list_class, list_type) ⇒ Object 



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# File 'lib/medea/meta_properties.rb', line 14

def create_member_list list_name, list_class, list_type
  _class_options do |o|
    o[:lists] ||= {}
    o[:lists][list_name] = [list_class, list_type]
  end

  define_method(list_name) do
    #puts "Looking at the #{list_name.to_s} list, which is full of #{list_type.name}s"
    Medea::JasonListProperty.new self, list_name, list_class, list_type
  end
end

#has_attachment(attachment_name) ⇒ Object 



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# File 'lib/medea/meta_properties.rb', line 38

def has_attachment attachment_name
  _class_options do |o|
    o[:attachments] ||= []
    o[:attachments] << attachment_name
    o[:attachments].uniq!
  end
end

#has_location ⇒ Object 



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# File 'lib/medea/meta_properties.rb', line 46

def has_location
  _class_options do |o|
    o[:located] = true
   end
end

#has_many(list_name, list_class) ⇒ Object 



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# File 'lib/medea/meta_properties.rb', line 26

def has_many list_name, list_class
  create_member_list list_name, list_class, :reference
end

#key_field(field_name) ⇒ Object 



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# File 'lib/medea/meta_properties.rb', line 66

def key_field field_name
  #this field must be present to save, and it must be unique
  _class_options do |o|
    o[:key_fields] ||= []
    o[:key_fields] << field_name
    o[:key_fields].uniq!
  end
end

#owns_many(list_name, list_class) ⇒ Object 



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# File 'lib/medea/meta_properties.rb', line 30

def owns_many list_name, list_class
  create_member_list list_name, list_class, :value

  #also modify the items in the list so that they know that they're owned
  #list_type.class_variable_set :@@owner, self
  list_class.owned = true
end

#public(*args) ⇒ Object

sets the default public/private status for objects in this class



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# File 'lib/medea/meta_properties.rb', line 53

def public *args
  verbs = [:GET, :POST, :PUT, :DELETE]
  args.reject! do |i|
    not verbs.include? i
  end
  _class_options do |o|
    o[:public] ||= []
    o[:public] << args
    o[:public].flatten!
    o[:public].uniq!
  end
end