質問編集履歴
5
post
test
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test
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class PostsController < ApplicationController
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before_action :authenticate_user
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before_action :ensure_correct_user,{only:[:edit,:update,:destroy]}
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def e
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def index
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@posts = Post.all.order(created_at: :desc)
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end
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def show
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@post = Post.find_by(id: params[:id])
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# 変数@userを定義してください
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@user = User.find_by(id: @post.user_id)
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end
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def new
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@post = Post.new
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end
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def create
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@post = Post.new(
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content:params[:content],
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user_id: @current_user.id
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)
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if @post.save
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redirect_to("/posts/index")
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else
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render("posts/new")
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end
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end
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def edit
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@post = Post.find_by(id: params[:id])
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end
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end
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def destroy
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@post = Post.find_by(id: params[:id])
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@post.destroy
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redirect_to("/posts/index")
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end
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def ensure_correct_user
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@post = Post.find_by(id: params[:id])
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if @post.user_id != @current_user.id
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flash[:notice]= "権限がありません"
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redirect_to("/posts/index")
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end
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end
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end
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```
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```
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```
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**new.html**
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<div class="edit-wrapper">
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<div class="cont">
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<div class="edit-wrapper-main">
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<div class="edit-title">
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<h1>今日の積み上げ</h1>
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</div>
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<div class="edit-contents">
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<div class="edit-content edit-1">
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<p>今日の積み上げ時間</p>
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<p><textarea class="edit-time" type="text" name="" value=""> </textarea>分</P>
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</div>
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<div class="edit-content edit-2">
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<p>今日やったこと</p>
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<textarea class="edit-thing" type="text" name="" value=""> </textarea>
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</div>
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<div class="edit-content">
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<p>具体的な内容</p>
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<%= form_tag("/posts/create") do %>
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<textarea name="content" rows="8" cols="80"> <%= @post.content %> </textarea>
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<% end %>
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</div>
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</div>
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<input class="edit-submit" type="submit" name="" value="投稿">
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</div>
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</div>
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</div>
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```
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4
postの編集機能の追記
test
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test
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@@ -303,3 +303,45 @@
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end
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```
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postの編集機能の部分のコードです↓
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```
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**contorollers - post_controller**
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def edit
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@post = Post.find_by(id: params[:id])
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end
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def update
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@post = Post.find_by(id: params[:id])
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@post.content = params[:content]
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if @post.save
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redirect_to("/posts/index")
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else
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render("posts/edit")
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end
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end
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```
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3
user.rbの修正
test
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test
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@@ -248,19 +248,25 @@
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class User < ApplicationRecord
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# has_secure_passwordメソッドを追加してください
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has_secure_password
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validates :name, {presence: true}
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validates :email, {presence: true, uniqueness: true}
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has_many :posts
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validates :email, {presence: true, uniqueness: true}
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2
post.rbの追記
test
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test
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@@ -292,6 +292,8 @@
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belongs_to :user
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end
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```
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1
modelのコードの加筆
test
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test
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@@ -235,3 +235,63 @@
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https://prog-8.com/rails5/study/9/4#/11
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### 追記（modelのコード）
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```
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**model - user.rb**
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class User < ApplicationRecord
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has_secure_password
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validates :name, {presence: true}
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validates :email, {presence: true, uniqueness: true}
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def posts
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return Post.where(user_id: self.id)
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end
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end
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```
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278
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```
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282
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283
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**model - post.rb**
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284
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+
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285
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286
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287
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class Post < ApplicationRecord
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288
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289
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validates :content, {presence: true ,length:{maximum:140}}
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290
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validates :user_id,{presence:true}
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end
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```
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