Class: Relation::Custom

Inherits:
Relation
  • Object
show all
Defined in:
app/models/relation/custom.rb

Overview

When a new subject is created, a initial set of relations is created for him. Afterwards, the subject can customize them and adapt them to his own preferences.

Default relations are defined at config/initializers/social_stream.rb

Constant Summary

Constants inherited from Relation

Negative, Positive

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Relation

#<=>, allow, allow?, create_activity?, #follow?, ids_shared_with, #mode, negative_names, normalize, normalize_id, #positive?, positive_names, system_list

Class Method Details

.defaults_for(actor) ⇒ Object 



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# File 'app/models/relation/custom.rb', line 25

def defaults_for(actor)
  subject_type = actor.subject.class.to_s.underscore

  cfg_rels = SocialStream.custom_relations.with_indifferent_access[subject_type]

  if cfg_rels.nil?
    raise "Undefined relations for subject type #{ subject_type }. Please, add an entry to config/initializers/social_stream.rb"
  end

  rels = {}

  cfg_rels.each_pair do |name, cfg_rel|
    rels[name] =
      create! :actor =>         actor,
              :name  =>         cfg_rel[:name],
              :receiver_type => cfg_rel[:receiver_type]

    if (ps = cfg_rel[:permissions]).present?
      ps.each do |p| 
        p.push(nil) if p.size == 1

        rels[name].permissions << 
          Permission.find_or_create_by_action_and_object(*p)
      end 
    end
  end

  # Parent, relations must be set after creation
  # FIXME: Can fix with ruby 1.9 and ordered hashes
  cfg_rels.each_pair do |name, cfg_rel|
    rels[name].update_attribute(:parent, rels[cfg_rel['parent']])
  end

  rels.values
end

Instance Method Details

#available_permissions ⇒ Object 



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# File 'app/models/relation/custom.rb', line 67

def available_permissions
  Permission.available(subject)
end

#subject ⇒ Object

The subject who defined of this relation



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# File 'app/models/relation/custom.rb', line 63

def subject
  actor.subject
end