質問編集履歴
1
スキーマ情報、コントローラー情報の追加
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File without changes
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body
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@@ -73,7 +73,94 @@
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73
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belongs_to :tag
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74
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end
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```
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76
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+
```
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77
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スキーマ
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78
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create_table "articles", options: "ENGINE=InnoDB DEFAULT CHARSET=utf8", force: :cascade do |t|
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79
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t.text "article_title", null: false
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80
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t.text "article_content", null: false
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t.integer "user_id", null: false
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82
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t.integer "category_id"
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83
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t.integer "sub_category_id"
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t.string "article_thumbnail"
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85
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t.integer "impressions_count", default: 0
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t.datetime "created_at", null: false
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87
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t.datetime "updated_at", null: false
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88
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end
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89
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```
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90
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```
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コントローラー
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class Users::ArticlesController < ApplicationController
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before_action :require_login
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before_action :logedin_admin?
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76
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def show
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@article = Article.find(params[:id])
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end
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def new
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@article = Article.new
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end
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def edit
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@article = Article.find(params[:id])
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end
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107
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108
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def create
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@article = Article.new(article_params)
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respond_to do |format|
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begin
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ActiveRecord::Base.transaction do
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@article.save!
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end
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# 正常処理
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format.html { redirect_to articles_path }
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format.json { render :index, location: @article }
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rescue ActiveRecord::RecordInvalid
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# バリデーション処理
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@article.valid?
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format.html { render :new }
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format.json { render json: @article.errors }
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rescue => e
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Rails.logger.error e
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Rails.logger.error e.backtrace.join("\n")
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Raven.capture_exception(e)
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flash.now[:danger] = "保存に失敗しました"
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format.html { render :new }
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end
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end
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end
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def update
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@article = Article.find(params[:id])
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if @article.update!(article_params)
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redirect_to root_url
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else
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render :edit
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end
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end
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def destroy
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@article = Article.find(params[:id])
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@article.destroy!
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redirect_to users_articles_path
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end
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private
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def article_params
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params.require(:article).permit(:article_title, :article_content, :article_thumbnail, :article_thumbnail_cache, :category_id, :sub_category_id, {:tag_ids => []}, :user_id)
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end
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153
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def logedin_admin?
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redirect_to articles_path unless current_user.admin?
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end
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157
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def set_user
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159
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end
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161
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end
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```
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### 試したこと
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78
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[ActiveRecordでidがないテーブルにデータを保存しようとすると"nil is not a symbol"とか言われる](http://shinonome.hatenablog.jp/entry/2015/07/22/231534)
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### 補足情報（FW/ツールのバージョンなど）
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