質問編集履歴
1
ソースコード欄にコントローラーとテンプレート(application.html.erb)を書き加えました。
test
CHANGED
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@@ -1 +1 @@
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1
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-
rails6
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1
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rails6で、ログアウトボタンを押すと、routing errorになってしまう
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test
CHANGED
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@@ -38,6 +38,100 @@
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38
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ソースコード
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41
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application.html.erb
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42
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<!DOCTYPE html>
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<html>
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<head>
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<title>App1</title>
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<%= csrf_meta_tags %>
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<%= csp_meta_tag %>
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<%= stylesheet_link_tag 'application', media: 'all', 'data-turbolinks-track': 'reload' %>
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58
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<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.4/jquery.min.js"></script>
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<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/font-awesome/4.7.0/css/font-awesome.min.css">
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64
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65
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</head>
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66
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67
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<body>
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<header>
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72
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<div class="header-logo">
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74
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<%= link_to("メモアプリ（仮）", "/") %>
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76
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</div>
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79
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<% if @current_user %>
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80
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<ul class="menu">
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82
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<li><a href="#">Menu</a>
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85
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<ul class="sub">
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86
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87
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<li><%= link_to("メモ", "/posts/form") %></li>
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<li><%= link_to("ストップウォッチ", "/") %></li>
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<li><%= link_to("現在日時", "/") %></li>
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<li><%= link_to("ログアウト", "/logout", {method: "post"}) %></li>
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</ul>
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</li>
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<li><%= link_to(@current_user.name, "/users/#{@current_user.id}") %></li>
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</ul>
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<% else %>
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<ul class="menu">
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<li><%= link_to("新規登録", "/signup") %></li>
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<li><%= link_to("ログイン", "/login") %></li>
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</ul>
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<% end %>
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</header>
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<% if flash[:notice] %>
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<div class="flash">
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<%= flash[:notice] %>
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</div>
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<% end %>
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<%= yield %>
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</body>
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</html>
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41
135
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routes.rb
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Rails.application.routes.draw do
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@@ -94,6 +188,200 @@
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users_controller.rb
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class UsersController < ApplicationController
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before_action :authenticate_user, {only: [:index, :show, :edit, :update]}
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before_action :forbid_login_user, {only: [:new, :create, :login_form, :login]}
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200
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before_action :ensure_correct_user, {only: [:edit, :update]}
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def index
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@users = User.all
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end
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def show
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@user = User.find_by(id: params[:id])
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end
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def new
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@user = User.new
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end
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def create
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@user = User.new(
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name: params[:name],
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email: params[:email],
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image_name: "default.jpg",
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password: params[:password]
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)
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if @user.save
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session[:user_id] = @user.id
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flash[:notice] = "ユーザー登録完了！"
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redirect_to("/users/#{@user.id}")
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else
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render("users/new")
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end
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end
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def edit
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@user = User.find_by(id: params[:id])
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end
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def update
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@user = User.find_by(id: params[:id])
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@user.name = params[:name]
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@user.email = params[:email]
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if params[:image]
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@user.image_name = "#{@user.id}.jpg"
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image = params[:image]
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File.binwrite("public/user_images/#{@user.image_name}", image.read)
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end
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if @user.save
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flash[:notice] = "ユーザー情報を編集しました"
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redirect_to("/users/#{@user.id}")
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298
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else
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300
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render("users/edit")
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end
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304
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end
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306
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307
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308
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def login_form
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310
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311
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end
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312
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313
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314
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def login
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316
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@user = User.find_by(email: params[:email])
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if @user && @user.authenticate(params[:password])
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320
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session[:user_id] = @user.id
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323
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324
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flash[:notice] = "ログイン成功！"
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326
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327
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redirect_to("/posts/index")
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328
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329
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else
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330
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331
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@error_message = "メールアドレスまたはパスワードが間違っています"
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332
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333
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@email = params[:email]
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334
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335
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@password = params[:password]
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336
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337
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338
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339
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render("users/login_form")
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340
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341
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end
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342
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343
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end
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344
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345
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346
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347
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def logout
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348
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349
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session[:user_id] = nil
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350
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351
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flash[:notice] = "ログアウトしました"
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352
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353
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redirect_to("/login")
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354
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+
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355
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end
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356
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+
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357
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358
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359
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def likes
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360
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+
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361
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@user = User.find_by(id: params[:id])
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362
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363
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@likes = Like.where(user_id: @user.id)
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364
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365
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end
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366
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367
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368
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369
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def ensure_correct_user
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370
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371
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if @current_user.id != params[:id].to_i
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372
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373
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flash[:notice] = "権限がありません"
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374
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375
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redirect_to("/posts/index")
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376
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+
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377
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end
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378
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379
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end
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380
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381
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end
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382
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383
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384
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+
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97
385
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```
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98
386
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99
387
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