我正在关注Michael Hartl的教程,以便使用登录创建注册表单。我想我会尝试添加一个记住我的复选框到登录表单,并将它的值默认为0,然后在选中时为1。在rails 3中,助手是否可以使用params?
我在sessionshelper添加一个if语句:
module SessionsHelper
def login(user)
if params[:remember_me]
cookies.permanent.signed[:remember_token] = [user.id, user.password_salt]
current_user = user
else
cookies[:remember_token] = [user.id, user.password_salt]
current_user = user
end
end
def current_user=(user)
@current_user = user
end
def current_user
@current_user ||= user_from_remember_token
end
def logged_in?
!current_user.nil?
end
def logout
cookies.delete(:remember_token)
current_user = nil
end
private
def user_from_remember_token
User.authenticate_with_salt(*remember_token)
end
def remember_token
cookies.signed[:remember_token] || [nil, nil]
end
end
....但由于某种原因,当过我登录与盒装检查或没有检查Cookie的到期日期和时间永远不会设置。它总是说“在会话结束时”,当我检查在Firefox中的cookie信息。我错过了什么吗?
我的控制器:
class SessionsController < ApplicationController
def new
end
def create
user = User.authenticate(params[:session][:email], params[:session][:password])
if user.nil?
flash.now[:error] = "Invalid email password combination"
render 'new'
else
login user
redirect_to user
end
end
def destroy
logout
redirect_to root_path
end
end
观点:
<%= form_for(:session, :url => sessions_path) do |f| %>
<%= f.text_field :email, :placeholder => "Email" %>
<%= f.password_field :password, :placeholder => "Password" %>
Remember me? <%= f.check_box :remember_me, :value => 1 %>
<%= f.submit "Log in", :id => "login_submit" %>
<% end %>
帮助表示赞赏。
你能表单模板添加到这个问题? – rdvdijk
添加了表单。 – LondonGuy
请注意,':value => 1'不是必需的,请参阅[文档](http://api.rubyonrails.org/classes/ActionView/Helpers/FormHelper.html#method-i-check_box)。 – rdvdijk