module ActiveAdmin::ViewHelpers::FormHelper

Public Instance Methods

active_admin_form_for(resource, options = {}, &block) click to toggle source
# File lib/active_admin/view_helpers/form_helper.rb, line 6
def active_admin_form_for(resource, options = {}, &block)
  Arbre::Context.new({}, self) do
    active_admin_form_for resource, options, &block
  end.content
end
fields_for_params(params, options = {}) click to toggle source

Flatten a params Hash to an array of fields.

@param params [Hash] @param options [Hash] :namespace and :except

@return [Array] of [Hash] with one element.

@example

fields_for_params(scope: "all", users: ["greg"])
  => [ {"scope" => "all"} , {"users[]" => "greg"} ]
# File lib/active_admin/view_helpers/fields_for.rb, line 17
def fields_for_params(params, options = {})
  namespace = options[:namespace]
  except = Array.wrap(options[:except]).map &:to_s

  params.flat_map do |k, v|
    next if namespace.nil? && %w(controller action commit utf8).include?(k.to_s)
    next if except.include?(k.to_s)

    if namespace
      k = "#{namespace}[#{k}]"
    end

    case v
    when String
      { k => v }
    when Symbol
      { k => v.to_s }
    when Hash
      fields_for_params(v, namespace: k)
    when Array
      v.map do |v|
        { "#{k}[]" => v }
      end
    when nil
      { k => "" }
    when TrueClass, FalseClass
      { k => v }
    else
      raise "I don't know what to do with #{v.class} params: #{v.inspect}"
    end
  end.compact
end
hidden_field_tags_for(params, options = {}) click to toggle source
# File lib/active_admin/view_helpers/form_helper.rb, line 12
def hidden_field_tags_for(params, options = {})
  fields_for_params(params.to_unsafe_hash, options).map do |kv|
    k, v = kv.first
    hidden_field_tag k, v, id: sanitize_to_id("hidden_active_admin_#{k}")
  end.join("\n").html_safe
end