class MigrateAvatar < ActiveRecord::Migration
def self.up
# Create new id relationship for avatars
add_column :subscriptions, :avatar_id, :integer
#add_column :feeds, :avatar_id, :integer
# Add default avatar for all feeds
@feeds = Feed.find :all
@feeds.each do |feed|
feed.update_attribute :avatar_id, 1
#feed.discover_avatar_txt
end
# Fetch existing avatar for subscription and replace it with new avatar
@subscriptions = Subscription.find :all
@subscriptions.each do |sub|
unless sub.avatar_url.nil?
#tempfile = Tempfile.new('tmp')
#tempfile.write open("#{RAILS_ROOT}/public" << sub.avatar_url).read
#tempfile.flush
# Guess file format
#md = @params[:subscription][:picture].match /\.([^.]+)\z/
#format = md ? md[1].downcase : nil
#avatar = Avatar.create_from_file tempfile
#File.delete("#{RAILS_ROOT}/public/#{sub.avatar_url}")
#sub.update_attribute(:avatar_id, avatar.id) unless avatar.nil?
sub.update_attribute(:avatar_id, 1)
end
end
#remove_column :subscriptions, :avatar_url
#remove_column :subscriptions, :avatar_by_user
end
def self.down
end
end
