質問編集履歴
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編集・追加依頼の内容に従って情報を追記しました。
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File without changes
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body
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@@ -6,9 +6,9 @@
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6
6
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7
7
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しかし調べても参考になりそうなサイトが見当たらなかったので、こちらで質問させていただきました。
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8
8
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9
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-
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9
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投稿一覧ページの各投稿に、icon、nickname、user_nameを表示する方法を教えていただけませんでしょうか。
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###
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### 投稿一覧ページ
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```
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#home.html.erb
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@@ -21,6 +21,18 @@
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```
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```
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#top_controller
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class TopController < ApplicationController
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def home
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@post = Post.all.order(created_at: :desc)
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end
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end
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```
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### 投稿詳細ページ
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34
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```
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#show.html.erb こちらでは表示できる
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<div class="posts-show-item">
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@@ -29,5 +41,81 @@
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<%= @post.created_at %>
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</div>
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<%= link_to(@user.user_name, "http://localhost:3000/users/#{@user.id}") %>
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-
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</div>
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```
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```
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#post_controller
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class PostController < ApplicationController
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protect_from_forgery except: :update
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before_action :ensure_correct_user,{only: [:edit,:update,:destroy]}
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def show
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@id = params[:id]
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@post = Post.find_by(id: params[:id])
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@user = User.find_by(id: @post.user_id)
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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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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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@post.save
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redirect_to("/")
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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("/")
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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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90
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### post model 投稿テーブル
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91
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```
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#post.rb
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class Post < ApplicationRecord
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end
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```
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96
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### User model
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98
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```
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100
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#user.rb ユーザーテーブル
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101
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102
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class User < ApplicationRecord
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103
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# Include default devise modules. Others available are:
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104
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# :confirmable, :lockable, :timeoutable, :trackable and :omniauthable
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105
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devise :database_authenticatable, :registerable,
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:recoverable, :rememberable, :validatable
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before_create{ self.nickname = username }
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def user_name
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"@#{self.username}"
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end
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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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mount_uploader :icon, ImageUploader
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+
end
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```
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