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module SimpleForm
module ActionViewExtensions
# This module creates SimpleForm wrappers around default form_for and fields_for.
#
# Example:
#
# simple_form_for @user do |f|
# f.input :name, hint: 'My hint'
# end
#
module FormHelper
def simple_form_for(record, options = {}, &block)
options[:builder] ||= SimpleForm::FormBuilder
options[:html] ||= {}
unless options[:html].key?(:novalidate)
options[:html][:novalidate] = !SimpleForm.browser_validations
end
if options[:html].key?(:class)
options[:html][:class] = [SimpleForm.form_class, options[:html][:class]].compact
else
options[:html][:class] = [SimpleForm.form_class, SimpleForm.default_form_class, simple_form_css_class(record, options)].compact
end
with_simple_form_field_error_proc do
form_for(record, options, &block)
end
end
def simple_fields_for(record_name, record_object = nil, options = {}, &block)
options, record_object = record_object, nil if record_object.is_a?(Hash) && record_object.extractable_options?
options[:builder] ||= SimpleForm::FormBuilder
with_simple_form_field_error_proc do
fields_for(record_name, record_object, options, &block)
end
end
private
def with_simple_form_field_error_proc
default_field_error_proc = ::ActionView::Base.field_error_proc
begin
::ActionView::Base.field_error_proc = SimpleForm.field_error_proc
yield
ensure
::ActionView::Base.field_error_proc = default_field_error_proc
end
end
def simple_form_css_class(record, options)
html_options = options[:html]
as = options[:as]
if html_options.key?(:class)
html_options[:class]
elsif record.is_a?(String) || record.is_a?(Symbol)
as || record
else
record = record.last if record.is_a?(Array)
action = record.respond_to?(:persisted?) && record.persisted? ? :edit : :new
as ? "#{action}_#{as}" : dom_class(record, action)
end
end
end
end
end
ActionView::Base.send :include, SimpleForm::ActionViewExtensions::FormHelper
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