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module ActionView
module Helpers
module Tags # :nodoc:
class Label < Base # :nodoc:
class LabelBuilder # :nodoc:
attr_reader :object
def initialize(template_object, object_name, method_name, object, tag_value)
@template_object = template_object
@object_name = object_name
@method_name = method_name
@object = object
@tag_value = tag_value
end
def translation
method_and_value = @tag_value.present? ? "#{@method_name}.#{@tag_value}" : @method_name
content ||= Translator
.new(object, @object_name, method_and_value, scope: "helpers.label")
.translate
content ||= @method_name.humanize
content
end
end
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")
builder = LabelBuilder.new(@template_object, @object_name, @method_name, @object, tag_value)
content = if block_given?
@template_object.capture(builder, &block)
elsif @content.present?
@content.to_s
else
render_component(builder)
end
label_tag(name_and_id["id"], content, options)
end
private
def render_component(builder)
builder.translation
end
def skip_default_ids?
false # The id is used as the `for` attribute.
end
end
end
end
end
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