20 lines
419 B
Ruby
20 lines
419 B
Ruby
|
class UpdateCourseTerm < ActiveRecord::Migration
|
||
|
|
def up
|
||
|
|
count = Course.all.count / 30 + 2
|
||
|
|
transaction do
|
||
|
|
for i in 1 ... count do i
|
||
|
|
Course.page(i).per(30).each do |course|
|
||
|
|
if course.end_time.nil? && course.end_term.nil?
|
||
|
|
course.end_time = course.time
|
||
|
|
course.end_term = course.term
|
||
|
|
course.save
|
||
|
|
end
|
||
|
|
end
|
||
|
|
end
|
||
|
|
end
|
||
|
|
end
|
||
|
|
|
||
|
|
def down
|
||
|
|
end
|
||
|
|
end
|