Nic*_*ick 6 ruby join ruby-on-rails sqlite3-ruby ruby-on-rails-3
我正在尝试构建一个seeds.rb文件,以便将初始管理员用户添加到数据库中.我有一个Users表和模型,以及一个Roles表和模型.我有一个连接表,roles_users加入用户角色和权限.这是架构:
create_table "roles", :force => true do |t|
t.string "name"
t.datetime "created_at"
t.datetime "updated_at"
end
create_table "roles_users", :id => false, :force => true do |t|
t.integer "role_id"
t.integer "user_id"
end
create_table "users", :force => true do |t|
t.string "email", :default => "", :null => false
t.string "encrypted_password", :limit => 128, :default => "", :null => false
t.string "reset_password_token"
t.datetime "remember_created_at"
t.integer "sign_in_count", :default => 0
t.datetime "current_sign_in_at"
t.datetime "last_sign_in_at"
t.string "current_sign_in_ip"
t.string "last_sign_in_ip"
t.datetime "created_at"
t.datetime "updated_at"
t.string "first_name"
t.string "last_name"
end
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我已经找到了如何使用每个的repsective模型添加用户和角色:
#Setup our default roles
Role.create(:name => "super_admin")
Role.create(:name => "school_leader")
Role.create(:name => "school_staff")
Role.create(:name => "student")
#Setup and initial super admin user
User.create(:first_name => "admin", :email => "admin@domain.com", :password => "admin")
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如何添加联接以使授予admin super_admin权限(正在使用的数据库是sqlite3)?
假设您在用户模型中定义了 has_and_belongs_to_many 关联:
has_and_belongs_to_many :roles, :join_table => "roles_users"
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在您的 seeds.rb 文件中,您可以将角色添加到用户,如下所示(本示例将所有角色添加到用户):
u = User.create(:first_name => "admin", :email => "admin@domain.com", :password => "admin")
Role.all.each { |role| u.roles << role }
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要仅授予用户“super_admin”角色,您可以执行以下操作:
u = User.create(:first_name => "admin", :email => "admin@domain.com", :password => "admin")
u.roles << Role.find_by_name("super_admin")
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