我有一個叫做Treating的模型,它需要同時存在'requestor'和'requestee'。這些屬性在處理模型中都不可訪問。這裏的模型:在數據庫rake中設置不可訪問的屬性:填充
class Treating < ActiveRecord::Base
attr_accessible :intro, :proposed_date, :proposed_location
validates :intro, presence: true, length: { maximum: 190 }
validates :requestor_id, presence: true
validates :requestee_id, presence: true
belongs_to :requestor, class_name: "User"
belongs_to :requestee, class_name: "User"
default_scope order: 'treatings.created_at DESC'
end
我試圖填充這個耙檔測試數據庫,sample_data.rake:
namespace :db do
desc "Fill database with sample data"
task populate: :environment do
...
requestors = User.all(limit: 6)
50.times do
intro = Faker::Lorem.sentence(5)
requestors.each do |requestor|
requestee = User.find(rand(1..6))
requestor.sent_treatings.create!(intro: intro)
end
end
end
end
除非我做:請求在處理模型的可訪問屬性,並按照「 intro:intro'with'requestee:requestee'in'requestor.sent_treatings.create!(intro:intro)'line of my rake file,當我運行rake db時,我會得到一個Validation錯誤:填充說'requestee是空白':
rake aborted!
Validation failed: Requestee can't be blank
Tasks: TOP => db:populate
1)[more imporant]如何在我的rake文件中設置'requestee',而無需在模型中訪問'requestee'? 2)我在'50.times.do'循環中聲明瞭'requestee'變量:'requestee = User.find(rand(1..6))'。什麼是更好的方式來聲明這與我如何在'requestors.each do | requestor |'中聲明'requestor'變量相似?
非常感謝!
那有用,謝謝! – keypulsations 2012-08-03 15:04:47