Module: ActiveScaffold::RecordSelectBridge::FormColumnHelpers

Defined in:
lib/active_scaffold/bridges/record_select/lib/record_select_bridge.rb

Instance Method Summary collapse

Instance Method Details

#active_scaffold_input_record_select(column, options) ⇒ Object

requires RecordSelect plugin to be installed and configured.



23
24
25
26
27
28
29
30
31
# File 'lib/active_scaffold/bridges/record_select/lib/record_select_bridge.rb', line 23

def active_scaffold_input_record_select(column, options)
  if column.singular_association?
    multiple = false
    multiple = column.options[:html_options][:multiple] if column.options[:html_options] &&  column.options[:html_options][:multiple]
    active_scaffold_record_select(column, options, @record.send(column.name), multiple)
  elsif column.plural_association?
    active_scaffold_record_select(column, options, @record.send(column.name), true)
  end
end

#active_scaffold_record_select(column, options, value, multiple) ⇒ Object



33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
# File 'lib/active_scaffold/bridges/record_select/lib/record_select_bridge.rb', line 33

def active_scaffold_record_select(column, options, value, multiple)
  unless column.association
    raise ArgumentError, "record_select can only work against associations (and #{column.name} is not).  A common mistake is to specify the foreign key field (like :user_id), instead of the association (:user)."
  end
  remote_controller = active_scaffold_controller_for(column.association.klass).controller_path

  # if the opposite association is a :belongs_to (in that case association in this class must be has_one or has_many)
  # then only show records that have not been associated yet
  if [:has_one, :has_many].include?(column.association.macro)
    params.merge!({column.association.primary_key_name => ''})
  end
 
  record_select_options = active_scaffold_input_text_options(
    :controller => remote_controller,
    :id => options[:id],
    :class => options[:class]
  )
  record_select_options.merge!(column.options)
  if options['data-update_url']
    record_select_options[:onchange] = %|function(id, label) {
        ActiveScaffold.update_column($("##{options[:id]}"), "#{options['data-update_url']}", #{options['data-update_send_form'].to_json}, "#{options[:id]}", id);
      }|
  end
 
  html = if multiple
    record_multi_select_field(options[:name], value || [], record_select_options)
  else
    record_select_field(options[:name], value || column.association.klass.new, record_select_options)
  end
  html = self.class.field_error_proc.call(html, self) if @record.errors[column.name].any?
  html
end