質問編集履歴
4
修正点の編集
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@@ -37,6 +37,7 @@
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t.string :cosplay_image_id
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t.text :caption
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t.integer :user_id
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t.integer :favorites_count
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t.timestamps
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end
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@@ -155,7 +156,7 @@
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private
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def set_variables
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-
@post_image = PostImage.find(params[:
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@post_image = PostImage.find(params[:id])
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@id_name = "#favorite-link-#{@post_image.id}"
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end
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end
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@@ -185,7 +186,7 @@
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private
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def post_image_params
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-
params.require(:post_image).permit(:real_image_name, :cosplay_image_name, :real_image, :cosplay_image, :caption)
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params.require(:post_image).permit(:real_image_name, :cosplay_image_name, :real_image, :cosplay_image, :caption, :favorites_count)
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end
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end
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```
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@@ -250,16 +251,12 @@
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<p><%= post_image.caption %></p>
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<a href="#">23 コメント</a>
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<%= render partial: 'post_images/post_images',
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<%= render partial: 'post_images/post_images', locals: { post_image: post_image } %>
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<% end %>
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</div>
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```
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####**部分テンプレート**
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-
######views/post_images/index.html.erb
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```
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<%= render partial: 'post_images/post_images', collection: @post_images, as: :post_image %>
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```
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######views/post_images/_post_images.html.erb
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```
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<%= render 'favorites/favorite', post_image: post_image %>
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3
マイグレーションファイルの追加
title
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body
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@@ -12,6 +12,7 @@
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・いいねボタンがたくさん出てしまっている
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### 該当のソースコード
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####マイグレーションファイル
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######**favoritesテーブル（20200112070415_create_favorites.rb）**
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```
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class CreateFavorites < ActiveRecord::Migration[5.2]
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@@ -25,6 +26,70 @@
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end
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end
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```
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######post_imagesテーブル
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```
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class CreatePostImages < ActiveRecord::Migration[5.2]
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def change
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create_table :post_images do |t|
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t.text :real_image_name
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t.text :cosplay_image_name
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t.string :real_image_id
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t.string :cosplay_image_id
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t.text :caption
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t.integer :user_id
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t.timestamps
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end
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end
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end
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```
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######deviseユーザーテーブル
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```
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# frozen_string_literal: true
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class DeviseCreateUsers < ActiveRecord::Migration[5.2]
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def change
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create_table :users do |t|
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## Database authenticatable
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t.string :email, null: false, default: ""
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t.string :encrypted_password, null: false, default: ""
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## Recoverable
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t.string :reset_password_token
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t.datetime :reset_password_sent_at
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## Rememberable
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t.datetime :remember_created_at
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## Trackable
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# t.integer :sign_in_count, default: 0, null: false
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# t.datetime :current_sign_in_at
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# t.datetime :last_sign_in_at
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# t.string :current_sign_in_ip
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# t.string :last_sign_in_ip
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## Confirmable
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# t.string :confirmation_token
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# t.datetime :confirmed_at
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# t.datetime :confirmation_sent_at
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# t.string :unconfirmed_email # Only if using reconfirmable
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## Lockable
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# t.integer :failed_attempts, default: 0, null: false # Only if lock strategy is :failed_attempts
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# t.string :unlock_token # Only if unlock strategy is :email or :both
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# t.datetime :locked_at
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t.string :name
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t.timestamps null: false
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end
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add_index :users, :email, unique: true
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add_index :users, :reset_password_token, unique: true
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# add_index :users, :confirmation_token, unique: true
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# add_index :users, :unlock_token, unique: true
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end
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end
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```
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####**モデル**
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######favorite.rb
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```
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2
ビュー、コントローラーの追加
title
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body
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@@ -127,14 +127,11 @@
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######application_controller.rb
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```
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class ApplicationController < ActionController::Base
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# deviseの機能が使われる場合、その前にconfigure_permitted_parametersが実行される
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before_action :configure_permitted_parameters, if: :devise_controller?
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# ログインユーザーのみ操作を許可する
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before_action :authenticate_user!
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protected
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# ユーザー登録の際に、nameの操作が許可される
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def configure_permitted_parameters
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devise_parameter_sanitizer.permit(:sign_up, keys: [:name])
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end
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1
ビュー、コントローラーの追加
title
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File without changes
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body
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@@ -95,16 +95,114 @@
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end
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end
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```
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######post_images_controller.rb
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```
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class PostImagesController < ApplicationController
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def new
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@post_image = PostImage.new
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end
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def create
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@post_image = PostImage.new(post_image_params)
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@post_image.user_id = current_user.id
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@post_image.save
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redirect_to post_images_path
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end
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def index
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@post_images = PostImage.all
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end
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def show
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@post_image = PostImage.find(params[:id])
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end
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private
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def post_image_params
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params.require(:post_image).permit(:real_image_name, :cosplay_image_name, :real_image, :cosplay_image, :caption)
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end
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end
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```
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######application_controller.rb
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```
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class ApplicationController < ActionController::Base
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+
# deviseの機能が使われる場合、その前にconfigure_permitted_parametersが実行される
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before_action :configure_permitted_parameters, if: :devise_controller?
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# ログインユーザーのみ操作を許可する
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before_action :authenticate_user!
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protected
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# ユーザー登録の際に、nameの操作が許可される
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def configure_permitted_parameters
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devise_parameter_sanitizer.permit(:sign_up, keys: [:name])
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end
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end
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```
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####ビュー
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######postimages/index.html.erb
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```
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<div class="header">
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<nav class="navigation">
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<img src="/assets/logo.png">
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<ul>
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<li>
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<%= link_to "ログアウト", destroy_user_session_path, method: :delete %>
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</li>
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<li>
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<%= link_to '投稿する', new_post_image_path %>
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</li>
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<li>
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<%= link_to 'マイページ', '#' %>
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</li>
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</ul>
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</nav>
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</div>
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+
<div class="post_images_index_wrapper">
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<% @post_images.each do |post_image| %>
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<div class="post_images_index_user">
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<ul>
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<li><%= image_tag('no_image.jpg') %></li>
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<li><p><%= post_image.user.name %></p></li>
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</ul>
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</div>
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+
<div class="post_images_box">
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<div class="post_image">
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<%= attachment_image_tag post_image, :real_image %>
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+
</div>
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176
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+
<div class="post_image">
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<%= attachment_image_tag post_image, :cosplay_image %>
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</div>
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+
</div>
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+
<h3 class="block-title">
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181
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<%= link_to post_image_path(post_image.id) do %>
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<%= post_image.real_image_name %>
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<% end %>
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184
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<%= link_to post_image_path(post_image.id) do %>
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185
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<%= post_image.cosplay_image_name %>
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186
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+
<% end %>
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187
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+
</h3>
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188
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<p><%= post_image.caption %></p>
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189
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+
<a href="#">23 コメント</a>
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+
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<%= render partial: 'post_images/post_images', collection: @post_images, as: :post_image %>
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<% end %>
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</div>
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```
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98
196
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####**部分テンプレート**
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99
197
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######views/post_images/index.html.erb
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100
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```
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101
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<%= render partial: 'post_images/post_images', collection: @post_images, as: :post_image %>
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102
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```
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103
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-
views/post_images/_post_images.html.erb
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201
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+
######views/post_images/_post_images.html.erb
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104
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```
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105
203
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<%= render 'favorites/favorite', post_image: post_image %>
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106
204
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```
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107
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-
views/favorites/_favorite.html.erb
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205
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+
######views/favorites/_favorite.html.erb
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108
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```
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109
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<div class="favorite-link" id="favorite-link-<%= post_image.id %>">
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110
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<% if current_user.favorites.find_by(post_image_id: post_image.id) %>
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