Ruby on rails ActiveRecord::RecordInvalid(验证失败:Uid不能为空)Omniauth LinkedIn设备
保存用户模型时,我收到(验证失败:Uid不能为空)。Uid本身属于Identity对象,它充当多个标识类型的单个标识访问点。换句话说,您将能够在应用程序中使用facebook、twitter或linkedin omniauth策略,而无需创建多个帐户。它似乎不像广告宣传的那样有效。考虑到我从应用程序登录LinkedIn后无法创建用户 我试图将env引用替换为request.env。因为,它不存在于其当前范围内。我试图找到错误,但找不到身份模型在创建用户之前没有存储身份的确切原因。它在创建用户对象后立即失败,而不是检查用户是否存在并附加了标识或是否应该创建标识 服务器开发日志Ruby on rails ActiveRecord::RecordInvalid(验证失败:Uid不能为空)Omniauth LinkedIn设备,ruby-on-rails,ruby,omniauth,omniauth-linkedin,Ruby On Rails,Ruby,Omniauth,Omniauth Linkedin,保存用户模型时,我收到(验证失败:Uid不能为空)。Uid本身属于Identity对象,它充当多个标识类型的单个标识访问点。换句话说,您将能够在应用程序中使用facebook、twitter或linkedin omniauth策略,而无需创建多个帐户。它似乎不像广告宣传的那样有效。考虑到我从应用程序登录LinkedIn后无法创建用户 我试图将env引用替换为request.env。因为,它不存在于其当前范围内。我试图找到错误,但找不到身份模型在创建用户之前没有存储身份的确切原因。它在创建用户对象
Started GET "/users/auth/linkedin" for 127.0.0.1 at 2019-08-03 22:56:03 -0400
I, [2019-08-03T22:56:04.789247 #23148] INFO -- omniauth: (linkedin) Request phase initiated.
Started GET "/users/auth/linkedin/callback?oauth_token=77--2555555-5555-4444-ssfs-dcsfsfsfsfsf93&oauth_verifier=28090" for 127.0.0.1 at 2019-08-03 22:56:31 -0400
I, [2019-08-03T22:56:32.422234 #23148] INFO -- omniauth: (linkedin) Callback phase initiated.
Processing by OmniauthCallbacksController#linkedin as HTML
Parameters: {"oauth_token"=>"77--2555555-5555-4444-ssfs-dcsfsfsfsfsf93", "oauth_verifier"=>"28090"}
Identity Load (1.4ms) SELECT "identities".* FROM "identities" WHERE "identities"."uid" IS NULL AND "identities"."provider" = ? LIMIT ? [["provider", "linkedin"], ["LIMIT", 1]]
↳ app/models/identity.rb:7
(0.2ms) begin transaction
↳ app/models/identity.rb:7
Identity Exists (1.1ms) SELECT 1 AS one FROM "identities" WHERE "identities"."uid" IS NULL AND "identities"."provider" = ? LIMIT ? [["provider", "linkedin"], ["LIMIT", 1]]
↳ app/models/identity.rb:7
(0.2ms) rollback transaction
↳ app/models/identity.rb:7
(0.2ms) begin transaction
↳ app/models/user.rb:47
User Exists (2.0ms) SELECT 1 AS one FROM "users" WHERE "users"."email" = ? LIMIT ? [["email", "change@me--linkedin.com"], ["LIMIT", 1]]
↳ app/models/user.rb:47
User Create (44.3ms) INSERT INTO "users" ("email", "encrypted_password", "created_at", "updated_at", "confirmed_at") VALUES (?, ?, ?, ?, ?) [["email", "change@me--linkedin.com"], ["encrypted_password", "$2a"], ["created_at", "2019-08-04 02:56:33.928307"], ["updated_at", "2019-08-04 02:56:33.928307"], ["confirmed_at", "2019-08-04 02:56:33.921311"]]
↳ app/models/user.rb:47
(134.0ms) commit transaction
↳ app/models/user.rb:47
(0.1ms) begin transaction
↳ app/models/user.rb:54
Identity Exists (2.1ms) SELECT 1 AS one FROM "identities" WHERE "identities"."uid" IS NULL AND "identities"."provider" = ? LIMIT ? [["provider", "linkedin"], ["LIMIT", 1]]
↳ app/models/user.rb:54
(0.2ms) rollback transaction
↳ app/models/user.rb:54
Completed 422 Unprocessable Entity in 879ms (ActiveRecord: 191.3ms)
ActiveRecord::RecordInvalid (Validation failed: Uid can't be blank):
app/models/user.rb:54:in `find_for_oauth'
(eval):3:in `linkedin'
omniauth\u回调\u控制器.rb
class OmniauthCallbacksController < Devise::OmniauthCallbacksController
def self.provides_callback_for(provider)
class_eval %Q{
def #{provider}
@user = User.find_for_oauth(request.env["omniauth.auth"], current_user)
if @user.persisted?
sign_in_and_redirect @user, event: :authentication
set_flash_message(:notice, :success, kind: "#{provider}".capitalize) if is_navigational_format?
else
session["devise.#{provider}_data"] = env["omniauth.auth"]
redirect_to new_user_registration_url
end
end
}
end
[:facebook, :linkedin].each do |provider|
provides_callback_for provider
end
def after_sign_in_path_for(resource)
if resource.email_verified?
super resource
else
finish_signup_path(resource)
end
end
def failure
redirect_to root_path
end
end
class OmniAuthCallbackController
identity.rb
class Identity < ApplicationRecord
belongs_to :user
validates_presence_of :uid, :provider
validates_uniqueness_of :uid, :scope => :provider
def self.find_for_oauth(auth)
find_or_create_by(uid: auth.uid, provider: auth.provider)
end
end
类标识:provider的唯一性
定义self.find_for_oauth(auth)
查找或创建用户(uid:auth.uid,提供程序:auth.provider)
结束
结束
user.rb
class User < ApplicationRecord
TEMP_EMAIL_PREFIX = 'change@me'
TEMP_EMAIL_REGEX = /\Achange@me/
# Include default devise modules. Others available are:
# :confirmable, :lockable, :timeoutable, :trackable and :omniauthable
devise :database_authenticatable, :registerable,
:recoverable, :rememberable, :validatable, :omniauthable, :trackable, :confirmable
validates_format_of :email, :without => TEMP_EMAIL_REGEX, on: :update
def self.find_for_oauth(auth, signed_in_resource = nil)
# Get the identity and user if they exist
identity = Identity.find_for_oauth(auth)
# If a signed_in_resource is provided it always overrides the existing user
# to prevent the identity being locked with accidentally created accounts.
# Note that this may leave zombie accounts (with no associated identity) which
# can be cleaned up at a later date.
user = if signed_in_resource then
signed_in_resource
else
identity.user
end
# Create the user if needed
if user.nil?
# Get the existing user by email if the provider gives us a verified email.
# If no verified email was provided we assign a temporary email and ask the
# user to verify it on the next step via UsersController.finish_signup
email_is_verified = auth.info.email && (auth.info.verified || auth.info.verified_email)
email = auth.info.email if email_is_verified
user = User.where(:email => email).first if email
# Create the user if it's a new registration
if user.nil?
user = User.new(
name: auth.extra.raw_info.name,
#username: auth.info.nickname || auth.uid,
email: email ? email : "#{TEMP_EMAIL_PREFIX}-#{auth.uid}-#{auth.provider}.com",
password: Devise.friendly_token[0,20]
)
user.skip_confirmation!
user.save!
end
end
# Associate the identity with the user if needed
if identity.user != user
identity.user = user
identity.save! # Where error occurs
end
user
end
def email_verified?
self.email && self.email !~ TEMP_EMAIL_REGEX
end
protected
def confirmation_required?
false
end
end
class用户TEMP\u email\u REGEX,on::update
def self.find_for_oauth(auth,signed_in_resource=nil)
#获取标识和用户(如果存在)
identity=identity.find_for_oauth(auth)
#如果提供了已签名的\u-in\u资源,它将始终覆盖现有用户
#防止身份被意外创建的帐户锁定。
#请注意,这可能会留下僵尸帐户(没有关联的身份)
#可以以后再清理。
用户=如果已在资源中签名,则
已签名的\u-in\u资源
其他的
identity.user
结束
#如果需要,创建用户
如果user.nil?
#如果提供商向我们发送验证电子邮件,则通过电子邮件获取现有用户。
#如果未提供验证电子邮件,我们将分配一封临时电子邮件,并询问
#用户在下一步通过UsersController.finish\u注册进行验证
email_is_verified=auth.info.email&(auth.info.verified | | auth.info.verified_email)
电子邮件=auth.info.email(如果电子邮件已验证)
user=user.where(:email=>email)。第一个if email
#如果是新注册,则创建用户
如果user.nil?
user=user.new(
名称:auth.extra.raw_info.name,
#用户名:auth.info.昵称| | auth.uid,
电子邮件:email?email:“#{TEMP_email_PREFIX}-#{auth.uid}-#{auth.provider}.com”,
密码:design.friendly_令牌[0,20]
)
user.skip\u确认!
user.save!
结束
结束
#如果需要,将标识与用户关联
如果identity.user!=用户
identity.user=用户
identity.save!#发生错误的地方
结束
用户
结束
def电子邮件是否已验证?
self.email&&self.email!~临时电子邮件
结束
受保护的
是否需要def确认?
假的
结束
结束
预期行为:用户将成功登录其Linkedin帐户,并被重定向到应用程序以完成注册
实际结果:用户对象创建后,无法保存标识并将Uid留空。错误是验证错误,Uid为null,这就是问题所在。因此,您似乎已经在数据库中保留了一个用户记录,其UID为nil。您的验证不允许添加另一个UID为nil的用户。因此,您的UID无法正确通过,因此验证将失败。我将首先编写一个测试,并使用OmniAuths测试模式和模拟的auth哈希,以确保您的代码实际按预期工作。然后,您应该添加一些NOTNULL数据库约束、复合索引和错误处理,以便不会在标识表中获得无效行和没有标识的用户记录。然后,如果您获得了预期的身份验证哈希,您可以尝试通过实际调用提供程序和byebug进行开发。您还有另一个潜在的问题,那就是
会话[“designe.#{provider}\u data”]=env[“omniauth.auth”]
-omniauth自述文件警告不要将整个身份验证哈希复制到会话中,因为它可能会超过cookies施加的大小限制。使用切片,只取你需要的。我实际上用一种完全不同的方法解决了这个问题。为便于将来参考,请关注此项目。它100%有效&别忘了在googledev上设置回调重定向url,等等