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# File 'lib/include_date_scopes/define_date_scopes.rb', line 4
def define_date_scopes_for(column_name, prepend_name = false)
prefix = prepend_name ? "#{column_name}_" : ""
t = self.arel_table
define_singleton_method :"#{prefix}between" do |start_date, stop_date|
where(t[column_name].gteq(start_date.to_date).and(t[column_name].lteq(stop_date.to_date)))
end
{:on_or_before => :lteq, :before => :lt, :on_or_after => :gteq, :after => :gt, :on => :eq}.each do |label, op|
define_singleton_method :"#{prefix}#{label}" do |date|
where t[column_name].send op, date
end
end
define_singleton_method :"#{prefix}this_day" do
__send__(:"#{prefix}today")
end
[:week, :month, :year].each do |time_unit|
define_singleton_method :"#{prefix}this_#{time_unit}" do
__send__(:"#{prefix}between", Date.today.send(:"beginning_of_#{time_unit}"), Date.today.send(:"end_of_#{time_unit}"))
end
end
define_common_scopes prefix, column_name
end
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