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# File 'lib/need_label/helpers.rb', line 6
def need_label(object_name, object, method, content_or_options = nil, options = nil, &block)
need = true
if content_or_options.class == Hash && content_or_options[:need_label] == false
need = false
content_or_options.delete(:need_label)
content_or_options = nil if content_or_options == {}
end
need = false if options.class == Hash && options[:need_label] == false
if need && object.present? && object.class.respond_to?(:validators)
need_attributes = []
object.class.validators.each do |validator|
if validator.is_a? ActiveModel::Validations::PresenceValidator
if validator.options[:if].nil?
need_attributes << validator
else
if validator.options[:if].is_a? Proc
need_attributes << validator if object.instance_eval(&validator.options[:if])
elsif validator.options[:if].is_a? String
need_attributes << validator if object.instance_eval(&eval("proc{#{validator.options[:if]}}"))
end
end
end
end
need_attributes.map!{|e| e.attributes[0]}
if need_attributes.index(method.to_sym)
if content_or_options.present? && content_or_options.class == Hash && content_or_options[:class].present?
content_or_options[:class] = content_or_options[:class] + ' need-label'
else
options[:class] = 'need-label'
end
end
end
label(object_name, method, content_or_options, options, &block)
end
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