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module ActionView
module Helpers
module Tags # :nodoc:
class Label < Base # :nodoc:
def initialize(object_name, method_name, template_object, content_or_options = nil, options = nil)
options ||= {}
content_is_options = content_or_options.is_a?(Hash)
if content_is_options
options.merge! content_or_options
@content = nil
else
@content = content_or_options
end
super(object_name, method_name, template_object, options)
end
def render(&block)
options = @options.stringify_keys
tag_value = options.delete("value")
name_and_id = options.dup
if name_and_id["for"]
name_and_id["id"] = name_and_id["for"]
else
name_and_id.delete("id")
end
add_default_name_and_id_for_value(tag_value, name_and_id)
options.delete("index")
options.delete("namespace")
options["for"] = name_and_id["id"] unless options.key?("for")
if block_given?
content = @template_object.capture(&block)
else
content = if @content.blank?
@object_name.gsub!(/\[(.*)_attributes\]\[\d\]/, '.\1')
method_and_value = tag_value.present? ? "#{@method_name}.#{tag_value}" : @method_name
if object.respond_to?(:to_model)
key = object.class.model_name.i18n_key
i18n_default = ["#{key}.#{method_and_value}".to_sym, ""]
end
i18n_default ||= ""
I18n.t("#{@object_name}.#{method_and_value}", :default => i18n_default, :scope => "helpers.label").presence
else
@content.to_s
end
content ||= if object && object.class.respond_to?(:human_attribute_name)
object.class.human_attribute_name(@method_name)
end
content ||= @method_name.humanize
end
label_tag(name_and_id["id"], content, options)
end
end
end
end
end
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