質問編集履歴
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Railsでサイトを作っています。各物件の詳細ページから、お問合わせ(内覧予約)ができるようにしたいのですが、その際に「本id」と「お問合わせ内容」を紐付けしたいと考えています。
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物件データを「books」、問い合わせ内容を「requires」としてDBに保存しています。
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物件データを「buildings」、問い合わせ内容を「requires」としてDBに保存しています。
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内覧予約の際に「b
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内覧予約の際に「booksテーブルのid」を、「Requiresテーブルのbooks_id」としてDBに取得するのに、良い方法をご存知でしたらご教授頂けませんでしょうか。何卒宜しくお願い申し上げます。
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###発生している問題・エラーメッセージ
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```
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エラーは出ておりません。buildingsの左端のカラムが物件idです。
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```
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![参考画像:buildingsのDB](540deae5319c4cc8c21cd53c31f75c00.png)
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```
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requireの右端のカラムのbuilding_idだけ取得できていない状況です。
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```
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![参考画像:requireのDB](0ef54ded4bed4d29007c6e322c92d45d.png)
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###DB
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```
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<db/migrate/create_requires.rb>
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class CreateRequires < ActiveRecord::Migration
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def change
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create_table :requires do |t|
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t.string :name
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t.string :tel
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t.string :email
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t.date :require_date
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t.time :require_time
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t.string :gender
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t.string :age
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t.string :occupation
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t.integer :building_id
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t.timestamps null: false
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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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<db/migrate/create_buildings.rb>
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class CreateBuildings < ActiveRecord::Migration
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def change
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create_table :buildings do |t|
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t.string :name
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t.integer :rent
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t.integer :manage
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t.integer :deposit
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t.integer :key_money
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t.string :address
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t.string :ward
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t.integer :user_id
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t.string :building_image
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t.decimal :latitude
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t.decimal :longitude
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t.timestamps null: false
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end
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end
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end
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```
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###Models
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```
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<app/models/require.rb>
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class Require < ActiveRecord::Base
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belongs_to :building , foreign_key: 'building_id' #←変化なし
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end
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```
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```
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<app/models/buildings.rb>
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class Building < ActiveRecord::Base
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validates :name,presence: true
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validates :rent,presence: true
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validates :manage,presence: true
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validates :deposit,presence: true
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validates :key_money,presence: true
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validates :address,presence: true
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validates :user_id,presence: true
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belongs_to :user
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has_many :requires
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mount_uploader :building_image, BuildingImageUploader
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geocoded_by :address
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after_validation :geocode
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end
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```
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###Controller
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```
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<app/requires_controller.rb>
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class RequiresController < InheritedResources::Base
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def create
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@require = Require.new(require_params)
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respond_to do |format|
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if @require.save
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format.html { redirect_to @require, notice: '投稿されました' }
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format.json { render :show, status: :created, location: @require }
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else
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format.html { render :new }
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format.json { render json: @require.errors, status: :unprocessable_entity }
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end
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end
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end
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private
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def require_params
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params.require(:require).permit(:name, :tel, :email, :require_date, :require_time, :gender, :age, :occupation,)
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end
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end
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```
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```
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<app/controllers/buildings.controller.rb>
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class BuildingsController < ApplicationController
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before_action :authenticate_user!, only: [ :new, :edit]
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before_action :correct_user, only: [ :update]
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before_action :set_building, only: [ :update, :destroy]
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# GET /buildings
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# GET /buildings.json
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def index
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#@buildings = Building.all
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@q = Building.search(params[:q])
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@buildings = @q.result(distinct: true)
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end
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# GET /buildings/1
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# GET /buildings/1.json
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def show
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end
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# GET /buildings/new
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def new
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@building = Building.new
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end
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# GET /buildings/1/edit
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def edit
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@building = Building.find(params[:id])
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@user = User.find(current_user.id)
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end
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def find
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@building = Building.find(params[:id])
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@hash = Gmaps4rails.build_markers(@building) do |building, marker|
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marker.lat building.latitude
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marker.lng building.longitude
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end
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end
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# POST /buildings
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# POST /buildings.json
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def create
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@building = Building.new(building_params)
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@building.user_id = current_user.id
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respond_to do |format|
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if @building.save
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format.html { redirect_to @building, notice: '投稿されました' }
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format.json { render :show, status: :created, location: @building }
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else
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format.html { render :new }
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format.json { render json: @building.errors, status: :unprocessable_entity }
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end
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end
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end
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# PATCH/PUT /buildings/1
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# PATCH/PUT /buildings/1.json
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def update
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respond_to do |format|
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if @building.update(building_params)
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format.html { redirect_to @building, notice: 'Building was successfully updated.' }
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format.json { render :show, status: :ok, location: @building }
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else
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format.html { render :edit }
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format.json { render json: @building.errors, status: :unprocessable_entity }
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end
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end
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end
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# DELETE /buildings/1
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# DELETE /buildings/1.json
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def destroy
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@building.destroy
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respond_to do |format|
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format.html { redirect_to buildings_url, notice: 'Building was successfully destroyed.' }
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format.json { head :no_content }
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end
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end
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private
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# Use callbacks to share common setup or constraints between actions.
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def set_building
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@building = Building.find(params[:id])
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@user = User.find(params[:id])
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end
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def correct_user
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building = Building.find(params[:id])
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if current_user.id!=user.id
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redirect_to root_path
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end
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end
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# Never trust parameters from the scary internet, only allow the white list through.
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def building_params
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params.require(:building).permit(:name, :rent, :manage, :deposit, :key_money, :address, :building_image, :building_image_cache, :remove_building_image, :latitude, :longitude)
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end
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end
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```
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437
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###試したこと
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439
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仲間たちと夜通し下記のようなサイト等を調べては試す事を繰り返しましたが、現在まだ解決しておりません。どなたかご教授頂けませんでしょうか。
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440
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441
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↓belongs_to,has_many関連の記事
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442
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443
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http://keruuweb.com/rails-1対多のモデルを作る/
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445
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http://tkymtk.hatenablog.com/entry/rails-4-three-way-to-write-migration-2014-1
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446
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447
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http://jetglass.hatenablog.jp/entry/2015/04/15/165236
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449
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http://www.stonedot.com/lecture6.html
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450
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451
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http://railsdoc.com/model
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452
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453
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↓パラメーター関連の記事
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454
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455
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http://railsguides.jp/routing.html
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456
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457
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http://www.rubylife.jp/rails/controller/index6.html
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458
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459
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###補足情報(言語/FW/ツール等のバージョンなど)
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460
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461
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ruby 2.3.1
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462
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463
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Rails 4.2.6
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464
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465
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mysql Ver 14.14
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466
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-
|
467
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-
osx10.11
|
468
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-
|
469
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localhost:3000
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1
rails ruby models controller has_many belongs_to table column id
test
CHANGED
@@ -1 +1 @@
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1
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-
Rails4
|
1
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+
Rails4 別モデルのテーブル情報(idのみ)を取得する為のコードの書き方で困っております。
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test
CHANGED
@@ -1,10 +1,10 @@
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1
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###前提・実現したいこと
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Rails
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Railsで不動産情報サイトを作っています。各物件の詳細ページから、お問合わせ(内覧予約)ができるようにしたいのですが、その際に「物件id」と「お問合わせ内容」を紐付けしたいと考えています。
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物件データを「buildings」、問い合わせ内容を「requires」としてDBに保存しています。
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内覧予約の際に「buildingsテーブルのid」を、「Requiresテーブルのbuilding_id」としてDBに取得するのに、良い方法をご存知でしたらご教授頂けませんでしょうか。何卒宜しくお願い申し上げます。
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```
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エラーは出てお
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エラーは出ておりません。buildingsの左端のカラムが物件idです。
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```
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![参考画像:buildingsのDB](540deae5319c4cc8c21cd53c31f75c00.png)
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```
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requireの右端のカラムのbuilding_idだけ取得できていない状況です。
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```
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![参考画像:requireのDB](0ef54ded4bed4d29007c6e322c92d45d.png)
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###DB
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```
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<db/migrate/create_requires.rb>
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class CreateRequires < ActiveRecord::Migration
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def change
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create_table :requires do |t|
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t.string :name
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t.string :tel
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t.string :email
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t.date :require_date
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t.time :require_time
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t.string :gender
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t.string :age
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t.string :occupation
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t.integer :building_id
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t.timestamps null: false
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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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<db/migrate/create_buildings.rb>
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class CreateBuildings < ActiveRecord::Migration
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def change
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create_table :buildings do |t|
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t.string :name
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t.integer :rent
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t.integer :manage
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t.integer :deposit
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t.integer :key_money
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t.string :address
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t.string :ward
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t.integer :user_id
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t.string :building_image
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t.decimal :latitude
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t.decimal :longitude
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t.timestamps null: false
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end
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end
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end
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```
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###Models
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```
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<app/models/require.rb>
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class Require < ActiveRecord::Base
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belongs_to :building , foreign_key: 'building_id' #←変化なし
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end
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```
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```
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<app/models/buildings.rb>
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class Building < ActiveRecord::Base
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validates :name,presence: true
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validates :rent,presence: true
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validates :manage,presence: true
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validates :deposit,presence: true
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validates :key_money,presence: true
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validates :address,presence: true
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validates :user_id,presence: true
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belongs_to :user
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has_many :requires
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mount_uploader :building_image, BuildingImageUploader
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geocoded_by :address
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after_validation :geocode
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end
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```
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###Controller
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```
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<app/requires_controller.rb>
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class RequiresController < InheritedResources::Base
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def create
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@require = Require.new(require_params)
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respond_to do |format|
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if @require.save
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format.html { redirect_to @require, notice: '投稿されました' }
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format.json { render :show, status: :created, location: @require }
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else
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format.html { render :new }
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format.json { render json: @require.errors, status: :unprocessable_entity }
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end
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end
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end
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private
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def require_params
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params.require(:require).permit(:name, :tel, :email, :require_date, :require_time, :gender, :age, :occupation,)
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end
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end
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```
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```
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<app/controllers/buildings.controller.rb>
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class BuildingsController < ApplicationController
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before_action :authenticate_user!, only: [ :new, :edit]
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before_action :correct_user, only: [ :update]
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before_action :set_building, only: [ :update, :destroy]
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# GET /buildings
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# GET /buildings.json
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def index
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252
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#@buildings = Building.all
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@q = Building.search(params[:q])
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@buildings = @q.result(distinct: true)
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end
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# GET /buildings/1
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264
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# GET /buildings/1.json
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def show
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268
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269
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end
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270
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271
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272
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# GET /buildings/new
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274
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def new
|
276
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+
|
277
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@building = Building.new
|
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279
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+
end
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280
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281
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# GET /buildings/1/edit
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def edit
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286
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+
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287
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+
@building = Building.find(params[:id])
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288
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+
|
289
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@user = User.find(current_user.id)
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290
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+
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291
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end
|
292
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+
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293
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294
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295
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296
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def find
|
298
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|
299
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@building = Building.find(params[:id])
|
300
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|
301
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@hash = Gmaps4rails.build_markers(@building) do |building, marker|
|
302
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+
|
303
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marker.lat building.latitude
|
304
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+
|
305
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+
marker.lng building.longitude
|
306
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307
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+
end
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308
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309
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+
end
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310
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311
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|
312
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313
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|
314
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+
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315
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# POST /buildings
|
316
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+
|
317
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+
# POST /buildings.json
|
318
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+
|
319
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+
def create
|
320
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+
|
321
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+
@building = Building.new(building_params)
|
322
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+
|
323
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@building.user_id = current_user.id
|
324
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+
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325
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+
|
326
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+
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327
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+
|
328
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+
|
329
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respond_to do |format|
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330
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+
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331
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+
if @building.save
|
332
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+
|
333
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format.html { redirect_to @building, notice: '投稿されました' }
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334
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+
|
335
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+
format.json { render :show, status: :created, location: @building }
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336
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+
|
337
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+
else
|
338
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+
|
339
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+
format.html { render :new }
|
340
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+
|
341
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format.json { render json: @building.errors, status: :unprocessable_entity }
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342
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+
|
343
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+
end
|
344
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+
|
345
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+
end
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346
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+
|
347
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+
end
|
348
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+
|
349
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+
|
350
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+
|
351
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+
# PATCH/PUT /buildings/1
|
352
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+
|
353
|
+
# PATCH/PUT /buildings/1.json
|
354
|
+
|
355
|
+
def update
|
356
|
+
|
357
|
+
respond_to do |format|
|
358
|
+
|
359
|
+
if @building.update(building_params)
|
360
|
+
|
361
|
+
format.html { redirect_to @building, notice: 'Building was successfully updated.' }
|
362
|
+
|
363
|
+
format.json { render :show, status: :ok, location: @building }
|
364
|
+
|
365
|
+
else
|
366
|
+
|
367
|
+
format.html { render :edit }
|
368
|
+
|
369
|
+
format.json { render json: @building.errors, status: :unprocessable_entity }
|
370
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+
|
371
|
+
end
|
372
|
+
|
373
|
+
end
|
374
|
+
|
375
|
+
end
|
376
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+
|
377
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+
|
378
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+
|
379
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+
# DELETE /buildings/1
|
380
|
+
|
381
|
+
# DELETE /buildings/1.json
|
382
|
+
|
383
|
+
def destroy
|
384
|
+
|
385
|
+
@building.destroy
|
386
|
+
|
387
|
+
respond_to do |format|
|
388
|
+
|
389
|
+
format.html { redirect_to buildings_url, notice: 'Building was successfully destroyed.' }
|
390
|
+
|
391
|
+
format.json { head :no_content }
|
392
|
+
|
393
|
+
end
|
394
|
+
|
395
|
+
end
|
396
|
+
|
397
|
+
|
398
|
+
|
399
|
+
private
|
400
|
+
|
401
|
+
# Use callbacks to share common setup or constraints between actions.
|
402
|
+
|
403
|
+
def set_building
|
404
|
+
|
405
|
+
@building = Building.find(params[:id])
|
406
|
+
|
407
|
+
@user = User.find(params[:id])
|
408
|
+
|
409
|
+
end
|
410
|
+
|
411
|
+
|
412
|
+
|
413
|
+
def correct_user
|
414
|
+
|
415
|
+
building = Building.find(params[:id])
|
416
|
+
|
417
|
+
if current_user.id!=user.id
|
418
|
+
|
419
|
+
redirect_to root_path
|
420
|
+
|
421
|
+
end
|
422
|
+
|
423
|
+
end
|
424
|
+
|
425
|
+
# Never trust parameters from the scary internet, only allow the white list through.
|
426
|
+
|
427
|
+
def building_params
|
428
|
+
|
429
|
+
params.require(:building).permit(:name, :rent, :manage, :deposit, :key_money, :address, :building_image, :building_image_cache, :remove_building_image, :latitude, :longitude)
|
430
|
+
|
431
|
+
end
|
432
|
+
|
433
|
+
end
|
434
|
+
|
435
|
+
```
|
26
436
|
|
27
437
|
###試したこと
|
28
438
|
|
29
|
-
|
439
|
+
仲間たちと夜通し下記のようなサイト等を調べては試す事を繰り返しましたが、現在まだ解決しておりません。どなたかご教授頂けませんでしょうか。
|
440
|
+
|
30
|
-
|
441
|
+
↓belongs_to,has_many関連の記事
|
442
|
+
|
31
|
-
|
443
|
+
http://keruuweb.com/rails-1対多のモデルを作る/
|
444
|
+
|
445
|
+
http://tkymtk.hatenablog.com/entry/rails-4-three-way-to-write-migration-2014-1
|
446
|
+
|
447
|
+
http://jetglass.hatenablog.jp/entry/2015/04/15/165236
|
448
|
+
|
449
|
+
http://www.stonedot.com/lecture6.html
|
450
|
+
|
451
|
+
http://railsdoc.com/model
|
452
|
+
|
453
|
+
↓パラメーター関連の記事
|
454
|
+
|
455
|
+
http://railsguides.jp/routing.html
|
456
|
+
|
457
|
+
http://www.rubylife.jp/rails/controller/index6.html
|
32
458
|
|
33
459
|
###補足情報(言語/FW/ツール等のバージョンなど)
|
34
460
|
|