Module: ViewMapper::BelongsToAutoCompleteView

Includes:
BelongsToParentModels
Defined in:
lib/view_mapper/views/belongs_to_auto_complete/belongs_to_auto_complete_view.rb

Class Method Summary collapse

Instance Method Summary collapse

Methods included from BelongsToParentModels

#add_model_actions, #field_for, #find_parent_models, #is_model_dependency_action, #model_info_from_param, #parent_models, #validate_parent_models, #virtual_attribute_for, #virtual_attribute_setter_for

Class Method Details

.source_root ⇒ Object 



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# File 'lib/view_mapper/views/belongs_to_auto_complete/belongs_to_auto_complete_view.rb', line 6

def self.source_root
  File.expand_path(File.dirname(__FILE__) + "/templates")
end

Instance Method Details

#auto_complete_for_method(parent_model) ⇒ Object 



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# File 'lib/view_mapper/views/belongs_to_auto_complete/belongs_to_auto_complete_view.rb', line 34

def auto_complete_for_method(parent_model)
  "auto_complete_for_#{parent_model.name.underscore}_#{field_for(parent_model)}"
end

#auto_complete_installed ⇒ Object 



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# File 'lib/view_mapper/views/belongs_to_auto_complete/belongs_to_auto_complete_view.rb', line 61

def auto_complete_installed
  ActionController::Base.methods.include?('auto_complete_for') ||
  ActionController::Base.methods.include?(:auto_complete_for)
end

#manifest ⇒ Object 



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# File 'lib/view_mapper/views/belongs_to_auto_complete/belongs_to_auto_complete_view.rb', line 14

def manifest
  m = super.edit do |action|
    action unless is_model_dependency_action(action) || !valid
  end
  if valid
    m.template(
      "view_form.html.erb",
      File.join('app/views', controller_class_path, controller_file_name, "_form.html.erb")
    )
    add_model_actions(m) unless view_only?
    parent_models.reverse.each do |parent_model|
      m.route :name       => 'connect',
              :path       => auto_complete_for_method(parent_model),
              :controller => controller_file_name,
              :action     => auto_complete_for_method(parent_model)
    end
  end
  m
end

#source_roots_for_view ⇒ Object 



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# File 'lib/view_mapper/views/belongs_to_auto_complete/belongs_to_auto_complete_view.rb', line 10

def source_roots_for_view
  [ BelongsToAutoCompleteView.source_root, File.expand_path(source_root), File.join(self.class.lookup('model').path, 'templates') ]
end

#validate ⇒ Object 



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# File 'lib/view_mapper/views/belongs_to_auto_complete/belongs_to_auto_complete_view.rb', line 38

def validate
  @valid = validate_auto_complete_installed
  @valid &&= super
  @valid &&= validate_parent_models
end

#validate_auto_complete_installed ⇒ Object 



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# File 'lib/view_mapper/views/belongs_to_auto_complete/belongs_to_auto_complete_view.rb', line 53

def validate_auto_complete_installed
  if !auto_complete_installed
    logger.error "The auto_complete plugin does not appear to be installed."
    return false
  end
  true
end

#validate_parent_model(parent_model, child_model_name, child_model, check_setter_method = true) ⇒ Object 



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# File 'lib/view_mapper/views/belongs_to_auto_complete/belongs_to_auto_complete_view.rb', line 44

def validate_parent_model(parent_model, child_model_name, child_model, check_setter_method = true)
  valid = super
  if valid && !parent_model.has_column?(field_for(parent_model))
    logger.warning "Model #{parent_model.name} does not have a #{field_for(parent_model)} column."
    return false
  end
  valid
end