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Contents
require 'active_record/attribute_methods/query'
module ActiveRecord
module AttributeMethods
module Query
def query_attribute(attr_name)
unless value = read_attribute(attr_name)
false
else
column = self.class.columns_hash[attr_name]
if column.nil?
# TODO submit a rails patch
# not sure what active_record tests say but i guess this should mean:
# call to_i and check zero? if the value is a Numeric or starts with
# a digit, so it can meaningfully be typecasted by to_i
# if Numeric === value || value !~ /[^0-9]/
if Numeric === value || value.to_s =~ /^[0-9]/
!value.to_i.zero?
else
return false if ActiveRecord::ConnectionAdapters::Column::FALSE_VALUES.include?(value)
!value.blank?
end
elsif column.number?
!value.zero?
else
!value.blank?
end
end
end
end
end
end
Version data entries
19 entries across 19 versions & 6 rubygems