Class: OptOut::Adapters::ActiveRecordAdapter

Inherits:
AbstractAdapter show all
Defined in:
lib/opt_out/adapters/active_record_adapter.rb

Overview

Adapter that stores persists data through ActiveRecord. It requires the following table:

:list_id string
:user_id string
composite index on (list_id, user_id)

Options

:table_name - name of storage table. Defaults to 'opt_outs'

Instance Method Summary collapse

Methods inherited from AbstractAdapter

#initialize, #subscribed?

Constructor Details

This class inherits a constructor from OptOut::Adapters::AbstractAdapter

Instance Method Details

#reset ⇒ Object 



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# File 'lib/opt_out/adapters/active_record_adapter.rb', line 40

def reset
  store.delete_all
end

#subscribe(list_id, user_id) ⇒ Object 



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# File 'lib/opt_out/adapters/active_record_adapter.rb', line 16

def subscribe(list_id, user_id)
  return if [list_id, user_id].any? {|s| s.nil? || s == ''}
  store.where(:list_id => list_id.to_s, :user_id => user_id.to_s).delete_all
  nil
end

#unsubscribe(list_id, user_id) ⇒ Object

TODO: would prefer opt_outs table to not have a primary key ‘id`, but that’s not working right now



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# File 'lib/opt_out/adapters/active_record_adapter.rb', line 24

def unsubscribe(list_id, user_id)
  store.create(:list_id => list_id.to_s, :user_id => user_id.to_s)
rescue ActiveRecord::RecordNotUnique
  # already unsubscribed
ensure
  return nil
end

#unsubscribed?(list_id, user_id) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/opt_out/adapters/active_record_adapter.rb', line 32

def unsubscribed?(list_id, user_id)
  store.exists?(:list_id => list_id.to_s, :user_id => user_id.to_s)
end

#unsubscribers(list_id) ⇒ Object 



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# File 'lib/opt_out/adapters/active_record_adapter.rb', line 36

def unsubscribers(list_id)
  store.where(:list_id => list_id.to_s).map(&:user_id).to_a
end