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require 'action_view/helpers/tags/checkable'
module ActionView
module Helpers
module Tags
class CheckBox < Base #:nodoc:
include Checkable
def initialize(object_name, method_name, template_object, checked_value, unchecked_value, options)
@checked_value = checked_value
@unchecked_value = unchecked_value
super(object_name, method_name, template_object, options)
end
def render
options = @options.stringify_keys
options["type"] = "checkbox"
options["value"] = @checked_value
options["checked"] = "checked" if input_checked?(object, options)
if options["multiple"]
add_default_name_and_id_for_value(@checked_value, options)
options.delete("multiple")
else
add_default_name_and_id(options)
end
include_hidden = options.delete("include_hidden") { true }
checkbox = tag("input", options)
if include_hidden
hidden = hidden_field_for_checkbox(options)
hidden + checkbox
else
checkbox
end
end
private
def checked?(value)
case value
when TrueClass, FalseClass
value
when NilClass
false
when Integer
value != 0
when String
value == @checked_value
when Array
value.include?(@checked_value)
else
value.to_i != 0
end
end
def hidden_field_for_checkbox(options)
@unchecked_value ? tag("input", options.slice("name", "disabled", "form").merge!("type" => "hidden", "value" => @unchecked_value)) : "".html_safe
end
end
end
end
end
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