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Versions: 17
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Contents
module ActiveRecord
module QueryMethods
def reverse_order
order_clause = arel.order_clauses.join(', ')
relation = except(:order)
# CPK
# order = order_clause.blank? ?
# "#{@klass.table_name}.#{@klass.primary_key} DESC" :
# reverse_sql_order(order_clause)
order = unless order_clause.blank?
reverse_sql_order(order_clause)
else
primary_keys = composite? ? @klass.primary_keys : [@klass.primary_key]
primary_keys.map do |key|
"#{@klass.table_name}.#{key} DESC"
end.join(", ")
end
relation.order Arel::SqlLiteral.new order
end
end
end
Version data entries
17 entries across 17 versions & 1 rubygems