blob: 2fe61eeb7720c67f91f42d09d6b6ce233fee7ee7 (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
|
module ActiveRecord
module ConnectionAdapters
module PostgreSQL
module OID # :nodoc:
class DateTime < Type::DateTime # :nodoc:
include Infinity
def type_cast_for_database(value)
if has_precision? && value.acts_like?(:time) && value.year <= 0
bce_year = format("%04d", -value.year + 1)
super.sub(/^-?\d+/, bce_year) + " BC"
else
super
end
end
def cast_value(value)
if value.is_a?(::String)
case value
when 'infinity' then ::Float::INFINITY
when '-infinity' then -::Float::INFINITY
when / BC$/
astronomical_year = format("%04d", -value[/^\d+/].to_i + 1)
super(value.sub(/ BC$/, "").sub(/^\d+/, astronomical_year))
else
super
end
else
value
end
end
end
end
end
end
end
|