def unescape_bytea(original_value)
if @connection.respond_to?(:unescape_bytea)
self.class.instance_eval do
define_method(:unescape_bytea) do |value|
@connection.unescape_bytea(value) if value
end
end
elsif PGconn.respond_to?(:unescape_bytea)
self.class.instance_eval do
define_method(:unescape_bytea) do |value|
PGconn.unescape_bytea(value) if value
end
end
else
raise 'Your PostgreSQL connection does not support unescape_bytea. Try upgrading to pg 0.9.0 or later.'
end
unescape_bytea(original_value)
end