Class: SocialStream::Seed

Inherits:
Object
  • Object
show all
Defined in:
lib/social_stream/seed.rb

Overview

Seed you database with initial data for SocialStream

Instance Method Summary collapse

Constructor Details

#initialize(config) ⇒ Seed

Returns a new instance of Seed.



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# File 'lib/social_stream/seed.rb', line 5

def initialize(config)
  s = YAML.load_file(config)

  seed_activity_verbs
  seed_relations(s['relations'])
end

Instance Method Details

#seed_activity_verbs ⇒ Object 



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# File 'lib/social_stream/seed.rb', line 12

def seed_activity_verbs
  ActivityVerb::Available.each do |value|
    ActivityVerb.find_or_create_by_name value
  end
end

#seed_relations(rs) ⇒ Object 



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# File 'lib/social_stream/seed.rb', line 18

def seed_relations(rs)
  relations = {}

  rs.each_pair do |name, r|
    relations[name] =
      Relation.
      find_or_create_by_sender_type_and_receiver_type_and_name(r['sender_type'],
                                                               r['receiver_type'],
                                                               r['name'])
    relations[name].update_attribute(:reflexive, r['reflexive'])

    # FIXME: optimize
    relations[name].relation_permissions.destroy_all

    if (ps = r['permissions']).present?
      ps.each do |p| 
        relations[name].permissions << 
          Permission.find_or_create_by_action_and_object_and_parameter(*p)
      end 
    end
  end

  # Parent, inverse and granted relations must be set after creation
  rs.each_pair do |name, r|
    %w( parent inverse granted ).each do |s|
      relations[name].__send__("#{ s }=", relations[r[s]]) # relations[name].parent = relations[r['parent']]
    end
    relations[name].save!
  end
end