Ruby on Rails チュートリアルを初心者が進める記録 (Rails 5.1)

class User
  attr_accessor :first_name, :last_name, :email

  def initialize(attributes = {})
    @first_name  = attributes[:first_name]
    @last_name = attributes[:last_name]
    @email = attributes[:email]
  end
  
  def full_name
    @full_name = "#{@first_name} #{@last_name}"
  end
  
  def alphabetical_name
    @alphabetical_name = "#{@last_name}, #{@first_name}"
  end

  def formatted_email
    "#{@full_name} <#{@email}>"
  end
end

>> require './example_user'
=> true
>> exam = User.new
=> #<User:0x0000000003136598 @first_name=nil, @last_name=nil, @email=nil>
>> exam.first_name = "Michael"
=> "Michael"
>> exam.last_name = "Hartl"
=> "Hartl"
>> exam.email = "[email protected]"
=> "[email protected]"
>> exam.full_name
=> "Michael Hartl"
>> exam.formatted_email
=> "Michael Hartl <[email protected]>"
>> exam.alphabetical_name
=> "Hartl, Michael"
>> exam.full_name.split == exam.alphabetical_name.split(', ').reverse
=> true

<%= csrf_meta_tags %>
<%= stylesheet_link_tag    'application', media: 'all',
                           'data-turbolinks-track': 'reload' %>
<%= javascript_include_tag 'application',
                            'data-turbolinks-track': 'reload' %>

>> u = User.new(name: "Satoooh", email: "[email protected]")
=> #<User id: nil, name: "Satoooh", email: "[email protected]", created_at: nil, updated_at: nil, password_digest: nil>
>> u.valid?
  User Exists (0.2ms)  SELECT  1 AS one FROM "users" WHERE LOWER("users"."email") = LOWER(?) LIMIT ?  [["email", "[email protected]"], ["LIMIT", 1]]
=> false
>> u.errors.messages
=> {:password=>["can't be blank"]}

>> u = User.new(name: "hogekosan", email: "email.hoge.com", password: "hoge")
=> #<User id: nil, name: "hogekosan", email: "email.hoge.com", created_at: nil, updated_at: nil, password_digest: "$2a$10$dPKFHrcT0Vi3RL2Pb3y93OsbLacqovP2ZL6wMLzcM4K...">
>> u.valid?
  User Exists (0.2ms)  SELECT  1 AS one FROM "users" WHERE LOWER("users"."email") = LOWER(?) LIMIT ?  [["email", "email.hoge.com"], ["LIMIT", 1]]
=> false
>> u.errors.messages
=> {:email=>["is invalid"], :password=>["is too short (minimum is 6 characters)"]}

>> user = User.find_by(email: "[email protected]")
  User Load (0.2ms)  SELECT  "users".* FROM "users" WHERE "users"."email" = ? LIMIT ?  [["email", "[email protected]"], ["LIMIT", 1]]
=> #<User id: 1, name: "Michael Hartl", email: "[email protected]", created_at: "2019-07-16 07:05:28", updated_at: "2019-07-16 07:05:28", password_digest: "$2a$10$hRCY59oDn.dV4ODfo9mHoOdgbGbRBvgMU9hbM74fI5L...">
>> user.name = "Satoooh"
=> "Satoooh"
>> user.save
   (0.1ms)  begin transaction
  User Exists (0.2ms)  SELECT  1 AS one FROM "users" WHERE LOWER("users"."email") = LOWER(?) AND ("users"."id" != ?) LIMIT ?  [["email", "[email protected]"], ["id", 1], ["LIMIT", 1]]
   (0.1ms)  rollback transaction
=> false

>> user.update_attribute(:name, "El Duderino")
   (0.5ms)  begin transaction
  SQL (1.9ms)  UPDATE "users" SET "name" = ?, "updated_at" = ? WHERE "users"."id" = ?  [["name", "El Duderino"], ["updated_at", "2019-07-16 07:15:41.704158"], ["id", 1]]
   (5.9ms)  commit transaction
=> true
>> user.name
=> "El Duderino"

>> user = User.first
  User Load (0.1ms)  SELECT  "users".* FROM "users" ORDER BY "users"."id" ASC LIMIT ?  [["LIMIT", 1]]
=> #<User id: 1, name: "El Duderino", email: "[email protected]", created_at: "2019-07-16 07:05:28", updated_at: "2019-07-16 07:15:41", password_digest: "$2a$10$hRCY59oDn.dV4ODfo9mHoOdgbGbRBvgMU9hbM74fI5L...">
>> puts user.attributes.to_yaml
---
id: 1
name: El Duderino
email: [email protected]
created_at: !ruby/object:ActiveSupport::TimeWithZone
  utc: &1 2019-07-16 07:05:28.752110000 Z
  zone: &2 !ruby/object:ActiveSupport::TimeZone
    name: Etc/UTC
  time: *1
updated_at: !ruby/object:ActiveSupport::TimeWithZone
  utc: &3 2019-07-16 07:15:41.704158000 Z
  zone: *2
  time: *3
password_digest: "$2a$10$hRCY59oDn.dV4ODfo9mHoOdgbGbRBvgMU9hbM74fI5LB.8kBAL7XK"
=> nil
>> y user.attributes
---
id: 1
name: El Duderino
email: [email protected]
created_at: !ruby/object:ActiveSupport::TimeWithZone
  utc: &1 2019-07-16 07:05:28.752110000 Z
  zone: &2 !ruby/object:ActiveSupport::TimeZone
    name: Etc/UTC
  time: *1
updated_at: !ruby/object:ActiveSupport::TimeWithZone
  utc: &3 2019-07-16 07:15:41.704158000 Z
  zone: *2
  time: *3
password_digest: "$2a$10$hRCY59oDn.dV4ODfo9mHoOdgbGbRBvgMU9hbM74fI5LB.8kBAL7XK"
=> nil

>> "#{:success}"
=> "success"

>> flash = { success: "It worked!", danger: "It failed." }
=> {:success=>"It worked!", :danger=>"It failed."}
>> "#{flash[:success]}"
=> "It worked!"
>> "#{flash[:danger]}"
=> "It failed."

$ rails t
Running via Spring preloader in process 16365
Started with run options --seed 21445

 FAIL["test_invalid_signup_information", UsersSignupTest, 0.3632701909991738]
 test_invalid_signup_information#UsersSignupTest (0.36s)
        Expected at least 1 element matching "div#error_explanation", found 0..
        Expected 0 to be >= 1.
        test/integration/users_signup_test.rb:14:in `block in <class:UsersSignupTest>'

 FAIL["test_valid_signup_information", UsersSignupTest, 0.3775088170004892]
 test_valid_signup_information#UsersSignupTest (0.38s)
        "User.count" didn't change by 1.
        Expected: 1
          Actual: 0
        test/integration/users_signup_test.rb:21:in `block in <class:UsersSignupTest>'

  21/21: [===============================================================================================================================================] 100% Time: 00:00:00, Time: 00:00:00

Finished in 0.47808s
21 tests, 43 assertions, 2 failures, 0 errors, 0 skips

>> user = nil
=> nil
>> !!(user && user.authenticate('foobar'))
=> false
>> user = User.first
  User Load (0.1ms)  SELECT  "users".* FROM "users" ORDER BY "users"."id" ASC LIMIT ?  [["LIMIT", 1]]
=> #<User id: 1, name: "Rails Tutorial", email: "[email protected]", created_at: "2019-07-16 09:27:59", updated_at: "2019-07-16 09:27:59", password_digest: "$2a$10$ZVvp2d9hOoCkysaKb5vb6.nX3Wi7MWu.Q1zfZb1eLld...">
>> !!(user && user.authenticate('foobar'))
=> true

>> User.find_by(id: 100)
  User Load (0.2ms)  SELECT  "users".* FROM "users" WHERE "users"."id" = ? LIMIT ?  [["id", 100], ["LIMIT", 1]]
=> nil
>> session = {}
=> {}
>> session[:user_id] = nil
=> nil
>> @current_user ||= User.find_by(id: session[:user_id])
  User Load (0.2ms)  SELECT  "users".* FROM "users" WHERE "users"."id" IS NULL LIMIT ?  [["LIMIT", 1]]
=> nil
>> session[:user_id] = User.first.id
  User Load (0.1ms)  SELECT  "users".* FROM "users" ORDER BY "users"."id" ASC LIMIT ?  [["LIMIT", 1]]
=> 1
>> @current_user ||= User.find_by(id: session[:user_id])
  User Load (0.2ms)  SELECT  "users".* FROM "users" WHERE "users"."id" = ? LIMIT ?  [["id", 1], ["LIMIT", 1]]
=> #<User id: 1, name: "Rails Tutorial", email: "[email protected]", created_at: "2019-07-16 09:27:59", updated_at: "2019-07-16 09:27:59", password_digest: "$2a$10$ZVvp2d9hOoCkysaKb5vb6.nX3Wi7MWu.Q1zfZb1eLld...">
>> @current_user ||= User.find_by(id: session[:user_id])
=> #<User id: 1, name: "Rails Tutorial", email: "[email protected]", created_at: "2019-07-16 09:27:59", updated_at: "2019-07-16 09:27:59", password_digest: "$2a$10$ZVvp2d9hOoCkysaKb5vb6.nX3Wi7MWu.Q1zfZb1eLld...">

>> user = User.first
  User Load (0.1ms)  SELECT  "users".* FROM "users" ORDER BY "users"."id" ASC LIMIT ?  [["LIMIT", 1]]
=> #<User id: 1, name: "Rails Tutorial", email: "[email protected]", created_at: "2019-07-16 09:27:59", updated_at: "2019-07-16 09:27:59", password_digest: nil, remember_digest: nil>
>> user.remember
   (0.1ms)  SAVEPOINT active_record_1
  SQL (1.6ms)  UPDATE "users" SET "updated_at" = ?, "remember_digest" = ? WHERE "users"."id" = ?  [["updated_at", "2019-07-17 04:57:19.875840"], ["remember_digest", "$2a$10$p8U/ODxRMxsHQL84SCEdr.bgAAeZVUS5fCfYbUzUIJbSMmQwQnq1K"], ["id", 1]]
   (0.1ms)  RELEASE SAVEPOINT active_record_1
=> true
>> user.remember_token
=> "RPvZ1MInKPX_E_y7xDkMzg"
>> user.remember_digest
=> "$2a$10$p8U/ODxRMxsHQL84SCEdr.bgAAeZVUS5fCfYbUzUIJbSMmQwQnq1K"

<div class="gravatar_edit">
  <%= gravatar_for @user %>
  <a href="http://gravatar.com/emails" target="_blank" rel="noopener">change</a>
</div>

assert_select 'div.alert', "The form contains 4 errors."

# メールアドレスをすべて小文字にする
def downcase_email
  self.email.downcase!
end

>> CGI.escape('[email protected]')
=> "foo%40example.com"
>> CGI.escape("Don't panic!")
=> "Don%27t+panic%21"

Rails.application.configure do
  .
  .
  .
  # Don't care if the mailer can't send.
  config.action_mailer.raise_delivery_errors = true
  config.action_mailer.delivery_method = :test
  host = 'us-east-2.console.aws.amazon.com'
  config.action_mailer.default_url_options = { host: host, protocol: 'https' }
  .
  .
  .
end

# アカウントを有効にする
def activate
  update_columns(activated: true, activated_at: Time.zone.now)
end

def index
  @users = User.where(activated: true).paginate(page: params[:page])
end
  
def show
  @user = User.find(params[:id])
  redirect_to root_url and return unless @user.activated?
end

non_activated:
  name: Non Activated
  email: [email protected]
  password_digest: <%= User.digest('password') %>
  activated: false
  activated_at: <%= Time.zone.now %>

require 'test_helper'

class UsersControllerTest < ActionDispatch::IntegrationTest
  
  def setup
    @user = users(:michael)
    @other_user = users(:archer)
    @non_activated_user = users(:non_activated)
  end
  
  .
  .
  .

  test "should not allow the non-activated attribute" do
    log_in_as (@non_activated_user)
    assert_not @non_activated_user.activated?
    get users_path
    assert_select "a[href=?]", user_path(@non_activated_user), count: 0
    get user_path(@non_activated_user)
    assert_redirected_to root_url
  end
end

>> user = User.find_by(email: "[email protected]")
  User Load (0.2ms)  SELECT  "users".* FROM "users" WHERE "users"."email" = ? LIMIT ?  [["email", "[email protected]"], ["LIMIT", 1]]
=> #<User id: 1, name: "Example User", email: "[email protected]", created_at: "2019-07-18 10:19:59", updated_at: "2019-07-18 19:25:28", password_digest: "$2a$10$sPAoPOxaoWGHOMDbgBa7/..QBg1ykmJWn3MmfoWrZC1...", remember_digest: nil, admin: true, activation_digest: "$2a$10$qACNkbRLJk5agboZegn.PeG2t/UvsStgF08NTrSssAZ...", activated: true, activated_at: "2019-07-18 10:19:58", reset_digest: "$2a$10$FCIa5J6CuCyHodOkojNz7ugU7yMpxku0WlN/.DVdcoJ...", reset_sent_at: "2019-07-18 19:25:28">
>> user.reset_digest
=> "$2a$10$FCIa5J6CuCyHodOkojNz7ugU7yMpxku0WlN/.DVdcoJsDDpWy45Im"
>> user.reset_sent_at
=> Thu, 18 Jul 2019 19:25:28 UTC +00:00

----==_mimepart_5d30caa7feb7_188218e22e434e
Content-Type: text/plain;
 charset=UTF-8
Content-Transfer-Encoding: 7bit

To reset your password click the link below:

https://us-east-2.console.aws.amazon.com/password_resets/p1vTQEI12jYizTl92x7ZjQ/edit?email=example%40railstutorial.org



This link will expire in two hours.

If you did not request your password to be reset, please ignore this email and
your password will stay as it is.


----==_mimepart_5d30caa7feb7_188218e22e434e
Content-Type: text/html;
 charset=UTF-8
Content-Transfer-Encoding: 7bit

<!DOCTYPE html>
<html>
  <head>
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
    <style>
      /* Email styles need to be inline */
    </style>
  </head>

  <body>
    <h1>Password reset</h1>

<p>To reset your password click the link below:</p>

<a href="https://us-east-2.console.aws.amazon.com/password_resets/p1vTQEI12jYizTl92x7ZjQ/edit?email=example%40railstutorial.org">Reset password</a>

<p>This link will expire in two hours.</p>

<p>
If you did not request your password to be reset, please ignore this email and
your password will stay as it is.
</p>

  </body>
</html>

----==_mimepart_5d30caa7feb7_188218e22e434e--

>> user.reset_digest
=> "$2a$10$HcqqTj1V7OylgtoKHdhXFeu1c6EUU5ed3dcHgXNNzAgPZ/hVLHa3i"
>> user.reset_sent_at
=> Thu, 18 Jul 2019 19:38:15 UTC +00:00

>> user.password_digest
=> "$2a$10$sPAoPOxaoWGHOMDbgBa7/..QBg1ykmJWn3MmfoWrZC1eEIsbvcMAu"
>> user.reload
  User Load (0.3ms)  SELECT  "users".* FROM "users" WHERE "users"."id" = ? LIMIT ?  [["id", 1], ["LIMIT", 1]]
=> #<User id: 1, name: "Example User", email: "[email protected]", created_at: "2019-07-18 10:19:59", updated_at: "2019-07-18 20:06:20", password_digest: "$2a$10$4odk9k7j4KV9jMBtCKTgC.C0auEoKY9FvGGUn9y/IEW...", remember_digest: nil, admin: true, activation_digest: "$2a$10$qACNkbRLJk5agboZegn.PeG2t/UvsStgF08NTrSssAZ...", activated: true, activated_at: "2019-07-18 10:19:58", reset_digest: "$2a$10$HcqqTj1V7OylgtoKHdhXFeu1c6EUU5ed3dcHgXNNzAg...", reset_sent_at: "2019-07-18 19:38:15">
>> user.password_digest
=> "$2a$10$4odk9k7j4KV9jMBtCKTgC.C0auEoKY9FvGGUn9y/IEWdmJ7ad5ojS"

# パスワード再設定用の属性を設定する
def create_reset_digest
  self.reset_token = User.new_token
  update_columns(reset_digest: User.digest(reset_token), reset_sent_at: Time.zone.now)
end

require 'test_helper'

class PasswordResetsTest < ActionDispatch::IntegrationTest
  
  .
  .
  .

  test "expired token" do
    get new_password_reset_path
    post password_resets_path,
        params: { password_reset: { email: @user.email } }
    
    @user = assigns(:user)
    @user.update_attribute(:reset_sent_at, 3.hours.ago)
    patch password_reset_path(@user.reset_token),
        params: { email: @user.email,
              user: { password:              "foobar",
                    password_confirmation:   "foobar" } }
    assert_response :redirect
    follow_redirect!
    assert_match "expired", response.body
  end
end

    # 有効なパスワードとパスワード確認
    patch password_reset_path(user.reset_token),
        params: { email: user.email,
                  user: { password:               "foobaz",
                          password_confirmation:  "foobaz" } }
    assert_nil user.reload.reset_digest
    assert is_logged_in?
    assert_not flash.empty?
    assert_redirected_to user