forked from heartcombo/simple_form
/
form_helper.rb
68 lines (61 loc) · 2.36 KB
/
form_helper.rb
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
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
65
66
67
68
module SimpleForm
module ActionViewExtensions
# This module creates simple form wrappers around default form_for and fields_for.
#
# Example:
#
# simple_form_for @user do |f|
# f.input :name, :hint => 'My hint'
# end
#
module FormHelper
# based on what is done in formtastic
# http://github.com/justinfrench/formtastic/blob/master/lib/formtastic.rb#L1706
@@default_field_error_proc = nil
# Override the default ActiveRecordHelper behaviour of wrapping the input.
# This gets taken care of semantically by adding an error class to the wrapper tag
# containing the input.
#
FIELD_ERROR_PROC = proc do |html_tag, instance_tag|
html_tag
end
def with_custom_field_error_proc(&block)
@@default_field_error_proc = ::ActionView::Base.field_error_proc
::ActionView::Base.field_error_proc = FIELD_ERROR_PROC
result = yield
::ActionView::Base.field_error_proc = @@default_field_error_proc
result
end
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
options[:html][:class] = [SimpleForm.form_class, css_class(record, options[:html])].compact.join(" ")
with_custom_field_error_proc do
form_for(record, options, &block)
end
end
def css_class(record, html_options)
if html_options.key?(:class)
html_options[:class]
elsif record.is_a?(String) || record.is_a?(Symbol)
record
else
record = record.last if record.is_a?(Array)
action = record.respond_to?(:persisted?) && record.persisted? ? :edit : :new
dom_class(record, action)
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_custom_field_error_proc do
fields_for(record_name, record_object, options, &block)
end
end
end
end
end
ActionView::Base.send :include, SimpleForm::ActionViewExtensions::FormHelper