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Make migration 42 more resilient: don't freak out when user has no prefs object

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This commit is contained in:
Eric Allen 2008-10-04 13:41:37 -04:00
parent 1118a582d7
commit 24c2b57b4a
1 changed files with 23 additions and 8 deletions
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31
db/migrate/042_change_dates_to_datetimes.rb
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@ -6,18 +6,33 @@ class ChangeDatesToDatetimes < ActiveRecord::Migration
change_column :recurring_todos, :end_date, :datetime
User.all(:include => [:todos, :recurring_todos]).each do |user|
user.todos.each do |todo|
todo.update_attribute(:show_from, user.at_midnight(todo.show_from)) unless todo.show_from.nil?
todo.update_attribute(:due, user.at_midnight(todo.due)) unless todo.due.nil?
end
if user.prefs
user.todos.each do |todo|
todo.update_attribute(:show_from, user.at_midnight(todo.show_from)) unless todo.show_from.nil?
todo.update_attribute(:due, user.at_midnight(todo.due)) unless todo.due.nil?
end
user.recurring_todos.each do |todo|
todo.update_attribute(:start_from, user.at_midnight(todo.start_from)) unless todo.start_from.nil?
todo.update_attribute(:end_date, user.at_midnight(todo.end_date)) unless todo.end_date.nil?
end
user.recurring_todos.each do |todo|
todo.update_attribute(:start_from, user.at_midnight(todo.start_from)) unless todo.start_from.nil?
todo.update_attribute(:end_date, user.at_midnight(todo.end_date)) unless todo.end_date.nil?
end
else # weird...no preferences for this user
user.todos.each do |todo|
todo.update_attribute(:show_from, at_midnight(todo.show_from)) unless todo.show_from.nil?
todo.update_attribute(:due, at_midnight(todo.due)) unless todo.due.nil?
end
user.recurring_todos.each do |todo|
todo.update_attribute(:start_from, at_midnight(todo.start_from)) unless todo.start_from.nil?
todo.update_attribute(:end_date, at_midnight(todo.end_date)) unless todo.end_date.nil?
end
end
end
def at_midnight(date)
return Time.zone.local(date.year, date.month, date.day, 0, 0, 0)
end
def self.down
change_column :todos, :show_from, :date
change_column :todos, :due, :date