Class: Devise::Activeresource::Adapter

Inherits:
Object
  • Object
show all
Defined in:
lib/devise/activeresource/adapter.rb

Overview

Adapter based on orm_adapter interface github.com/ianwhite/orm_adapter/blob/master/lib/orm_adapter/base.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(klass) ⇒ Adapter

Returns a new instance of Adapter.



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# File 'lib/devise/activeresource/adapter.rb', line 8

def initialize(klass)
  @klass = klass
end

Instance Attribute Details

#klass ⇒ Object (readonly)

Returns the value of attribute klass.



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# File 'lib/devise/activeresource/adapter.rb', line 6

def klass
  @klass
end

Instance Method Details

#column_names ⇒ Object

Get a list of column/property/field names



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# File 'lib/devise/activeresource/adapter.rb', line 13

def column_names
  klass.attributes
end

#create!(attributes = {}) ⇒ Object

Create a model using attributes



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# File 'lib/devise/activeresource/adapter.rb', line 62

def create!(attributes = {})
  klass.create(attributes)
end

#destroy(object) ⇒ Object

Destroy an instance by passing in the instance itself.



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# File 'lib/devise/activeresource/adapter.rb', line 67

def destroy(object)
  object.destroy
end

#find_all(options = {}) ⇒ Object

Find all models, optionally matching conditions, and specifying order

See Also:

  • for how to specify order and conditions


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# File 'lib/devise/activeresource/adapter.rb', line 55

def find_all(options = {})
  conditions, limit, offset = extract_conditions!(options)
  params = conditions.merge(limit_offset_hash(limit, offset))
  klass.find(:all, params: params)
end

#find_first(options = {}) ⇒ Object

Find the first instance, optionally matching conditions

You can call with just conditions, providing a hash

User.to_adapter.find_first :name => "Fred", :age => 23

User.to_adapter.find_first :conditions => {:name => "Fred", :age => 23}



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# File 'lib/devise/activeresource/adapter.rb', line 45

def find_first(options = {})
  conditions, limit, offset = extract_conditions!(options)
  params = conditions.merge(limit_offset_hash(limit, offset))
  klass.find(:first, params: params)
rescue ActiveResource::InvalidRequestError
  nil
end

#get(id) ⇒ Object

Get an instance by id of the model. Returns nil if a model is not found. This should comply with ActiveModel#to_key API, i.e.:

User.to_adapter.get(@user.to_key) == @user



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# File 'lib/devise/activeresource/adapter.rb', line 31

def get(id)
  klass.find(wrap_key(id))
rescue ActiveResource::ResourceNotFound
  nil
end

#get!(id) ⇒ Object

Get an instance by id of the model. Raises an error if a model is not found. This should comply with ActiveModel#to_key API, i.e.:

User.to_adapter.get!(@user.to_key) == @user



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# File 'lib/devise/activeresource/adapter.rb', line 22

def get!(id)
  klass.find(wrap_key(id))
end