Module: RESTinPeace::ActiveModelAPI

Defined in:
lib/rest_in_peace/active_model_api.rb

Defined Under Namespace

Classes: MissingMethod

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.check_for_missing_methods(base) ⇒ Object

Raises:



43
44
45
46
 
# File 'lib/rest_in_peace/active_model_api.rb', line 43

def self.check_for_missing_methods(base)
  raise MissingMethod, :save unless base.instance_methods.include?(:save)
  raise MissingMethod, :create unless base.instance_methods.include?(:create)
end

.included(base) ⇒ Object 



12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
 
# File 'lib/rest_in_peace/active_model_api.rb', line 12

def self.included(base)
  check_for_missing_methods(base)

  base.send(:include, ActiveModel::Dirty)
  base.send(:include, ActiveModel::Conversion)
  base.extend ActiveModel::Naming

  base.send(:alias_method, :save_without_dirty_tracking, :save)
  base.send(:alias_method, :save, :save_with_dirty_tracking)

  base.send :define_attribute_methods, base.rip_attributes[:write]

  base.rip_attributes[:write].each do |attribute|
    base.send(:define_method, "#{attribute}_with_dirty_tracking=") do |value|
      attribute_will_change!(attribute) unless send(attribute) == value
      send("#{attribute}_without_dirty_tracking=", value)
    end

    base.send(:alias_method, "#{attribute}_without_dirty_tracking=", "#{attribute}=")
    base.send(:alias_method, "#{attribute}=", "#{attribute}_with_dirty_tracking=")
  end

  def base.human_attribute_name(attr, options = {})
    attr.to_s
  end

  def base.lookup_ancestors
    [self]
  end
end

Instance Method Details

#errors ⇒ Object 



62
63
64
 
# File 'lib/rest_in_peace/active_model_api.rb', line 62

def errors
  @errors ||= ActiveModel::Errors.new(self)
end

#errors=(new_errors) ⇒ Object 



66
67
68
69
70
 
# File 'lib/rest_in_peace/active_model_api.rb', line 66

def errors=(new_errors)
  new_errors.each do |key, value|
    errors.set(key.to_sym, [value].flatten)
  end
end

#persisted? ⇒ Boolean

Returns:

  • (Boolean) 


54
55
56
 
# File 'lib/rest_in_peace/active_model_api.rb', line 54

def persisted?
  !!id
end

#read_attribute_for_validation(attr) ⇒ Object 



58
59
60
 
# File 'lib/rest_in_peace/active_model_api.rb', line 58

def read_attribute_for_validation(attr)
  send(attr)
end

#save_with_dirty_tracking ⇒ Object 



48
49
50
51
52
 
# File 'lib/rest_in_peace/active_model_api.rb', line 48

def save_with_dirty_tracking
  save_without_dirty_tracking.tap do
    @changed_attributes.clear if @changed_attributes
  end
end