Class: ActionView::Helpers::FormBuilder

Inherits:
Object
  • Object
show all
Includes:
HelperMethods
Defined in:
lib/slim_form_object/form_helpers/extension_actionview.rb

Instance Method Summary collapse

Methods included from HelperMethods

#assignment_to_each_other, #class_name_if_module, #get_class_of, #get_reflection, #get_self_object, #get_type_and_name_of_association, #method_name_association, #snake, #to_bind_models, #type_and_name_of_association_back_and_forth, #type_association

Constructor Details

#initialize(object_name, object, template, options) ⇒ FormBuilder

Returns a new instance of FormBuilder.



136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
 
# File 'lib/slim_form_object/form_helpers/extension_actionview.rb', line 136

def initialize(object_name, object, template, options)
  @nested_child_index = {}
  @object_name, @object, @template, @options = object_name, object, template, options
  @default_options = @options ? @options.slice(:index, :namespace, :skip_default_ids, :allow_method_names_outside_object) : {}
  @default_options.merge!( {sfo_nested: options[:sfo_nested], sfo_main: options[:sfo_main]} )
  convert_to_legacy_options(@options)

  if @object_name.to_s.match(/\[\]$/)
    if (object ||= @template.instance_variable_get("@#{Regexp.last_match.pre_match}")) && object.respond_to?(:to_param)
      @auto_index = object.to_param
    else
      raise ArgumentError, "object[] naming but object param and @object var don't exist or don't respond to to_param: #{object.inspect}"
    end
  end

  @multipart = nil
  @index = options[:index] || options[:child_index]
end

Instance Method Details

#fields_for(record_name, record_object = nil, fields_options = {}, &block) ⇒ Object 



155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
 
# File 'lib/slim_form_object/form_helpers/extension_actionview.rb', line 155

def fields_for(record_name, record_object = nil, fields_options = {}, &block)
  fields_options, record_object = record_object, nil if record_object.is_a?(Hash) && record_object.extractable_options?
  fields_options[:builder] ||= options[:builder]
  fields_options[:namespace] = options[:namespace]
  fields_options[:parent_builder] = self
  self.options[:sfo_nested] ? fields_options.merge!({sfo_main: false}) : fields_options.merge!({sfo_main: true})

  case record_name
  when String, Symbol
    if nested_attributes_association?(record_name)
      return fields_for_with_nested_attributes(record_name, record_object, fields_options, block)
    end
  else
    record_object = record_name.is_a?(Array) ? record_name.last : record_name
    record_name   = model_name_from_record_or_class(record_object).param_key
  end

  object_name = @object_name
  index = if options.has_key?(:index)
    options[:index]
  elsif defined?(@auto_index)
    object_name = object_name.to_s.sub(/\[\]$/, "")
    @auto_index
  end

  record_name = if index
    "#{object_name}[#{index}][#{record_name}]"
  elsif record_name.to_s.end_with?("[]")
    record_name = record_name.to_s.sub(/(.*)\[\]$/, "[\\1][#{record_object.id}]")
    "#{object_name}#{record_name}"
  else
    "#{object_name}[#{record_name}]"
  end
  fields_options[:child_index] = index

  if fields_options[:sfo_nested]
    record_object = object if !record_object
    record_name   = record_name + '[][]' unless fields_options[:sfo_main]
  end
  @template.fields_for(record_name, record_object, fields_options, &block)
end