Module: ActiveScaffold::Helpers::ControllerHelpers

Includes:
IdHelpers
Defined in:
lib/active_scaffold/helpers/controller_helpers.rb

Class Method Summary collapse

Instance Method Summary collapse

Methods included from IdHelpers

#action_iframe_id, #action_link_id, #active_scaffold_calculations_id, #active_scaffold_column_header_id, #active_scaffold_content_id, #active_scaffold_id, #active_scaffold_messages_id, #active_scaffold_tbody_id, #association_subform_id, #before_header_id, #controller_id, #element_cell_id, #element_form_id, #element_messages_id, #element_row_id, #empty_message_id, #id_from_controller, #loading_indicator_id, #scope_id, #search_input_id, #sub_form_id, #sub_form_list_id, #sub_section_id

Class Method Details

.included(controller) ⇒ Object 



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# File 'lib/active_scaffold/helpers/controller_helpers.rb', line 4

def self.included(controller)
  controller.class_eval { helper_method :params_for, :main_path_to_return, :render_parent?, :render_parent_options, :render_parent_action, :nested_singular_association?, :build_associated}
end

Instance Method Details

#build_associated(column, record) ⇒ Object 



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# File 'lib/active_scaffold/helpers/controller_helpers.rb', line 83

def build_associated(column, record)
  column.association.associated_class.new
end

#main_path_to_return ⇒ Object

Parameters to generate url to the main page (override if the ActiveScaffold is used as a component on another controllers page)



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# File 'lib/active_scaffold/helpers/controller_helpers.rb', line 26

def main_path_to_return
  if params[:return_to]
    params[:return_to]
  else
    parameters = {}
    if params[:parent_controller]
      parameters[:controller] = params[:parent_controller]
      #parameters[:eid] = params[:parent_controller]
    end
    parameters.merge! nested.to_params if nested?
    if params[:parent_sti]
      parameters[:controller] = params[:parent_sti]
      #parameters[:eid] = nil
    end
    parameters[:parent_column] = nil
    parameters[:parent_id] = nil
    parameters[:action] = "index"
    parameters[:id] = nil
    parameters[:associated_id] = nil
    parameters[:utf8] = nil
    params_for(parameters)
  end
end

#nested_singular_association? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/active_scaffold/helpers/controller_helpers.rb', line 50

def nested_singular_association?
  nested? && (nested.belongs_to? || nested.has_one?)
end

#params_for(options = {}) ⇒ Object 



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# File 'lib/active_scaffold/helpers/controller_helpers.rb', line 10

def params_for(options = {})
  # :adapter and :position are one-use rendering arguments. they should not propagate.
  # :sort, :sort_direction, and :page are arguments that stored in the session. they need not propagate.
  # and wow. no we don't want to propagate :record.
  # :commit is a special rails variable for form buttons
  blacklist = [:adapter, :position, :sort, :sort_direction, :page, :record, :commit, :_method, :authenticity_token, :iframe]
  unless @params_for
    @params_for = {}
    params.select { |key, value| blacklist.exclude? key.to_sym if key }.each {|key, value| @params_for[key.to_sym] = value.duplicable? ? value.clone : value}
    @params_for[:controller] = '/' + @params_for[:controller].to_s unless @params_for[:controller].to_s.first(1) == '/' # for namespaced controllers
    @params_for.delete(:id) if @params_for[:id].nil?
  end
  @params_for.merge(options)
end

#render_parent? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/active_scaffold/helpers/controller_helpers.rb', line 54

def render_parent?
  nested_singular_association? || params[:parent_sti]
end

#render_parent_action(controller_path = nil) ⇒ Object 



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# File 'lib/active_scaffold/helpers/controller_helpers.rb', line 71

def render_parent_action(controller_path = nil)
  begin
    @parent_action = :row
    parent_controller = "#{controller_path.to_s.camelize}Controller".constantize
    @parent_action = :index if action_name == 'create' && parent_controller.active_scaffold_config.actions.include?(:create) && parent_controller.active_scaffold_config.create.refresh_list == true
    @parent_action = :index if action_name == 'update' && parent_controller.active_scaffold_config.actions.include?(:update) && parent_controller.active_scaffold_config.update.refresh_list == true
    @parent_action = :index if action_name == 'destroy' && parent_controller.active_scaffold_config.actions.include?(:delete) && parent_controller.active_scaffold_config.delete.refresh_list == true
  rescue ActiveScaffold::ControllerNotFound
  end if @parent_action.nil?
  @parent_action
end

#render_parent_options ⇒ Object 



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# File 'lib/active_scaffold/helpers/controller_helpers.rb', line 58

def render_parent_options
  if nested_singular_association?
    {:controller => nested.parent_scaffold.controller_path, :action => :index, :id => nested.parent_id}
  elsif params[:parent_sti]
    options = {:controller => params[:parent_sti], :action => render_parent_action(params[:parent_sti])}
    if render_parent_action(params[:parent_sti]) == :index
      options.merge(params.slice(:eid))
    else
      options.merge({:action => :index, :id => @record.id})
    end
  end
end