Module: Zena::Use::ScopeIndex::ModelMethods

Included in:
Node
Defined in:
lib/zena/use/scope_index.rb

Overview

IndexMethods

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.included(base) ⇒ Object 



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# File 'lib/zena/use/scope_index.rb', line 167

def self.included(base)
  base.after_save    :update_scope_indices
  base.after_destroy :update_scope_indices_on_destroy
  base.safe_context :scope_index => scope_index_proc
  base.alias_method_chain :rebuild_index!, :scope_index
end

.scope_index_proc ⇒ Object 



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# File 'lib/zena/use/scope_index.rb', line 174

def self.scope_index_proc
  Proc.new do |helper, receiver, signature|
    if receiver.respond_to?('idx_class') && receiver.idx_class && klass = Zena.resolve_const(receiver.idx_class) rescue nil
      {:method => 'scope_index', :nil => true, :class => klass}
    else
      raise RubyLess::NoMethodError.new(receiver, receiver, signature)
    end
  end
end

Instance Method Details

#rebuild_index_with_scope_index! ⇒ Object

Rebuild ‘remote’ indexes based on changes in this node.



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# File 'lib/zena/use/scope_index.rb', line 185

def rebuild_index_with_scope_index!
  rebuild_index_without_scope_index!
  update_scope_indices
end

#rebuild_scope_index! ⇒ Object

Trigger ‘rebuild_index!’ in all elements that could affect this model’s scope index.



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# File 'lib/zena/use/scope_index.rb', line 208

def rebuild_scope_index!
  if vclass && query = vclass.idx_reverse_scope
    if nodes = find(:all, query)
      nodes.each do |node|
        node.rebuild_index!
      end
    end
  else
    nil
  end

end

#scope_index ⇒ Object

Access the index model inside the Project or Section.



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# File 'lib/zena/use/scope_index.rb', line 191

def scope_index
  @scope_index ||= begin
    vclass = virtual_class
    if vclass && klass = vclass.idx_class
      if klass = Zena.resolve_const(klass) rescue nil
        klass.find(:first, :conditions => {:node_id => self.id, :site_id => current_site.id}) || klass.new(:node_id => self.id)
      else
        nil
      end
    else
      nil
    end
  end
end