{"id":29503,"date":"2021-08-01T08:08:09","date_gmt":"1970-01-01T00:00:00","guid":{"rendered":"http:\/\/www.sejuku.net\/blog\/?p=29503"},"modified":"2024-05-06T11:44:23","modified_gmt":"2024-05-06T02:44:23","slug":"%e3%80%90rails%e5%85%a5%e9%96%80%e3%80%91controller%e3%81%ae%e4%bd%bf%e3%81%84%e6%96%b9%e3%81%be%e3%81%a8%e3%82%81","status":"publish","type":"post","link":"https:\/\/www.sejuku.net\/blog\/29503","title":{"rendered":"\u3010Rails\u5165\u9580\u3011Controller\u3067\u3088\u304f\u4f7f\u308f\u308c\u308b\u6a5f\u80fd\u3092\u7d39\u4ecb\uff01"},"content":{"rendered":"

\u307f\u306a\u3055\u3093\u306fController<\/strong><\/span>\u3092\u4f7f\u3044\u3053\u306a\u3057\u3066\u3044\u307e\u3059\u304b\uff1f<\/p>\n

\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001Controller\u306e\u57fa\u672c\u7684\u306a\u4f7f\u3044\u304b\u305f\u3068\u3057\u3066\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u5185\u5bb9\u3092\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n

\u30fbController\u3068\u306f\u4f55\u304b
\n\u30fbController\u306e\u4f5c\u6210\u65b9\u6cd5\u306f\uff1f
\n\u30fbController\u3067\u3088\u304f\u4f7f\u308f\u308c\u308b\u6a5f\u80fd\u306f\uff1f
\n\u30fbController\u306f\u30e2\u30b8\u30e5\u30fc\u30eb\u5316\u3067\u304d\u307e\u305b\u3093\u304b\uff1f<\/div>\n

Controller\u306b\u306f\u3001View<\/strong><\/span>\u3084Model<\/strong><\/span>\u3092\u7d71\u62ec\u3059\u308b\u3068\u3044\u3046\u3082\u3063\u3068\u3082\u91cd\u8981\u306a\u5f79\u5272\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n

\u3082\u3063\u3068\u3082\u91cd\u8981\u306a\u5f79\u5272\u3092\u7c9b\u3005\u3068\u884c\u3046\u305f\u3081\u306b\u3082\u3001Controller\u306e\u57fa\u790e\u3092\u3057\u3063\u304b\u308a\u3068\u5b66\u3073\u3001View\u3084Model\u3068\u306e\u9023\u643a\u3092\u30b9\u30e0\u30fc\u30ba\u306b\u3067\u304d\u308b<\/strong><\/span>\u3088\u3046\u306b\u3057\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n

Controller\u3068\u306f<\/h2>\n

Controller<\/strong><\/span>\u306f\u3001MVC<\/strong><\/span>\u3092\u69cb\u6210\u3059\u308b\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306e1\u3064\u3067\u3059\u3002<\/p>\n

MVC<\/strong><\/span>\u306f\u3001\u4ee5\u4e0b\u306e3\u3064\u306e\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\uff08\u69cb\u6210\u8981\u7d20\uff09\u304b\u3089\u69cb\u6210\u3055\u308c\u308b\u30c7\u30b6\u30a4\u30f3\u30d1\u30bf\u30fc\u30f3\u3067\u3059\u3002<\/p>\n\n\n\n\n\t\n\n\t\n\t\n\t
\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\uff08\u69cb\u6210\u8981\u7d20\uff09<\/th>\u8aac\u660e<\/th>\u5099\u8003<\/th>\n<\/tr>\n<\/thead>\n
Model\uff08\u30e2\u30c7\u30eb\uff09<\/td>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u53d6\u308a\u6271\u3046<\/td>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3078\u306e\u683c\u7d0d\u65b9\u6cd5\u306f\u3001Model\u306b\u96a0\u307a\u3044\u3059\u308b<\/td>\n<\/tr>\n
View\uff08\u30d3\u30e5\u30fc\uff09<\/td>\u753b\u9762\u8868\u793a\u3092\u53d6\u308a\u6271\u3046<\/td>\u8868\u793a\u65b9\u6cd5\u306f\u3001View\u306b\u96a0\u307a\u3044\u3059\u308b<\/td>\n<\/tr>\n
Controller\uff08\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\uff09<\/td>\uff08\u30e6\u30fc\u30b6\u30fc\u306e\u5165\u529b\u3092\u53d7\u3051\u3066\uff09Model\u3068View\u306b\u30a2\u30ec\u30b3\u30ec\u6307\u793a\u3059\u308b<\/td>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3078\u306e\u683c\u7d0d\u65b9\u6cd5\u3084\u8868\u793a\u65b9\u6cd5\u306f\u77e5\u3089\u306a\u3044<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n

Controller\u306f\u30e6\u30fc\u30b6\u30fc\u306e\u610f\u601d\u3092\u53cd\u6620\u3057\u305fHTTP\u30ea\u30af\u30a8\u30b9\u30c8<\/strong><\/span>\u3092\u53d7\u3051\u53d6\u308a\u3001Model\u3084View\u3068\u9023\u643a\u3057\u306a\u304c\u3089\u3001\u30e6\u30fc\u30b6\u30fc\u306b\u8fd4\u3059\u30c7\u30fc\u30bf\u3092\u6c7a\u5b9a\u3059\u308b\u51e6\u7406\u3092\u62c5\u5f53\u3057\u307e\u3059\u3002<\/strong><\/span><\/p>\n

\u4e0a\u306e\u8868\u306e\u3068\u304a\u308a\u3001\u30c7\u30fc\u30bf\u306e\u8ffd\u52a0\u3001\u524a\u9664\u3001\u66f4\u65b0\u306f\u3001Model<\/strong><\/span>\u3092\u5229\u7528\u3057\u307e\u3059\u3002<\/p>\n

Model\u306b\u3064\u3044\u3066\u306f\u3001\u4ee5\u4e0b\u306e\u8a18\u4e8b\u3092\u3054\u89a7\u304f\u3060\u3055\u3044\u3002<\/p>\n \n

\n
\n
\n \n <\/div>\n
\n
\u3010Rails\u5165\u9580\u3011\u30e2\u30c7\u30eb(model)\u306e\u57fa\u672c\u307e\u3068\u3081<\/div>\n
\u66f4\u65b0\u65e5\uff1a2024\u5e745\u67086\u65e5<\/div>\n <\/div>\n <\/div>\n <\/div>\n <\/a>\n \n

Controller\u306e\u4f7f\u3044\u304b\u305f\u3092\u7406\u89e3\u3059\u308b\u305f\u3081\u306bRuby on Rails\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b<\/h2>\n

Controller\u306e\u4f7f\u3044\u304b\u305f\u3092\u7406\u89e3\u3059\u308b\u305f\u3081\u306b\u3001Ruby on Rails\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n

\uff081\uff09Ruby on Rails<\/strong><\/span>\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u307e\u3059\u3002<\/p>\n

\u79c1\u306f\u3001\u4ee5\u4e0b\u306e\u8a18\u4e8b\u3092\u53c2\u8003\u306b\u3001VirtualBox\u3067\u4f5c\u6210\u3057\u305f\u4eee\u60f3\u30d1\u30bd\u30b3\u30f3\u306b\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u305fLinux Mint\u306b\u3001Ruby on Rails\u306e\u958b\u767a\u74b0\u5883\u3092\u4f5c\u6210\u3057\u307e\u3057\u305f\u3002<\/p>\n

\u57fa\u672c\u7684\u306b\u306f\u8a18\u4e8b\u306e\u624b\u9806\u306b\u5f93\u3063\u3066\u64cd\u4f5c\u3057\u307e\u3059\u304c\u3001app\/samurai\/sample1\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u3092\u4f5c\u6210\u3059\u308b\u4ee3\u308f\u308a\u306b\u3001app\/samurai\/controller-demo\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u3092\u4f5c\u6210\u3057\u307e\u3057\u305f\u3002<\/p>\n

\u307e\u305f\u3001Ruby on Rails\u3092\u8d77\u52d5\u3057\u3066\u3001\u30d6\u30e9\u30a6\u30b6\u3067\u753b\u9762\u304c\u8868\u793a\u3055\u308c\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u305f\u3089\u3001\u3044\u3063\u305f\u3093Ruby on Rails\u3092\u7d42\u4e86\u3057\u3066\u304b\u3089\u6b21\u306b\u9032\u307f\u307e\u3059\u3002<\/p>\n \n

\n
\n
\n \n <\/div>\n
\n
\u521d\u5fc3\u8005\u3067\u3082\u304b\u3093\u305f\u3093\uff01Ruby on Rails \u306e\u958b\u767a\u74b0\u5883\u306e\u69cb\u7bc9\u624b\u9806\uff08Mac\/Windows \u4e21\u5bfe\u5fdc\uff09<\/div>\n
\u66f4\u65b0\u65e5\uff1a2024\u5e745\u67086\u65e5<\/div>\n <\/div>\n <\/div>\n <\/div>\n <\/a>\n \n

Linux Mint\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u306b\u3064\u3044\u3066\u306f\u3001\u4ee5\u4e0b\u306e\u8a18\u4e8b\u3067\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n \n

\n
\n
\n \n <\/div>\n
\n
Linux Mint Cinnamon\u30a8\u30c7\u30a3\u30b7\u30e7\u30f3\u3092\u4f7f\u3063\u3066\u307f\u3088\u3046<\/div>\n
\u66f4\u65b0\u65e5\uff1a2024\u5e745\u67086\u65e5<\/div>\n <\/div>\n <\/div>\n <\/div>\n <\/a>\n \n

Controller\u3092\u4f5c\u6210\u3059\u308b<\/h2>\n

\u3067\u306f\u3001Controller<\/strong><\/span>\u3092\u4f5c\u6210\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n

Controller\uff08\uff0b\u57fa\u672c\u7684\u306aView\u3084\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\uff09\u3092\u4f5c\u6210\u3059\u308b\u306b\u306f\u3001\u4ee5\u4e0b\u306e\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/p>\n

bin\/rails generate controller Controller\u540d \u30a2\u30af\u30b7\u30e7\u30f31 \u30a2\u30af\u30b7\u30e7\u30f32...<\/pre>\n
Controller\u540d\u306e\u3042\u3068\u306b\u5165\u529b\u3059\u308b\u30a2\u30af\u30b7\u30e7\u30f3\u306f\u8907\u6570\u6307\u5b9a\u3067\u304d\u307e\u3059\u3002<\/strong><\/span><\/p>\n
\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u306b\u3064\u3044\u3066\u306f\u3001\u4ee5\u4e0b\u306e\u8a18\u4e8b\u3092\u53c2\u8003\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n            \n                
\n                
\n                    
\n                    \n                    <\/div>\n                    
\n                    
\u3010Rails\u5165\u9580\u3011\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0 \uff08config\/routes.rb\uff09\u306e\u66f8\u304d\u65b9\u3092\u8aac\u660e\uff01<\/div>\n                    
\u66f4\u65b0\u65e5\uff1a2024\u5e745\u67086\u65e5<\/div>\n                    <\/div>\n                <\/div>\n                <\/div>\n            <\/a>\n            \n
\u3067\u306f\u3001\u5b9f\u969b\u306bController\u3092\u4f5c\u6210\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n
\uff081\uff09\u300c\u7aef\u672b\u300d<\/strong><\/span>\u3067\u4ee5\u4e0b\u306e\u30b3\u30de\u30f3\u30c9\u3092\u5165\u529b\u3057\u307e\u3059\u3002<\/p>\n
bin\/rails generate controller Grapes action1 action2<\/pre>\n
\u5b9f\u884c\u7d50\u679c\uff1a<\/p>\n
Running via Spring preloader in process 18774\r\n      create  app\/controllers\/grapes_controller.rb\r\n       route  get 'grapes\/action2'\r\n       route  get 'grapes\/action1'\r\n      invoke  erb\r\n      create    app\/views\/grapes\r\n      create    app\/views\/grapes\/action1.html.erb\r\n      create    app\/views\/grapes\/action2.html.erb\r\n      invoke  test_unit\r\n      create    test\/controllers\/grapes_controller_test.rb\r\n      invoke  helper\r\n      create    app\/helpers\/grapes_helper.rb\r\n      invoke    test_unit\r\n      invoke  assets\r\n      invoke    coffee\r\n      create      app\/assets\/javascripts\/grapes.coffee\r\n      invoke    scss\r\n      create      app\/assets\/stylesheets\/grapes.scss<\/pre>\n
\u4f5c\u6210\u3055\u308c\u305f\u30d5\u30a1\u30a4\u30eb\u306e\u7528\u9014\u306f\u4ee5\u4e0b\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n\n\t\n\n\t\n\t\n\t\n\t\n\t\n\t\n\t
\u30d5\u30a1\u30a4\u30eb\u540d<\/th>\u8aac\u660e<\/th>\n<\/tr>\n<\/thead>\n
app\/controllers\/grapes_controller.rb<\/td>Controller<\/strong><\/span>\u30d5\u30a1\u30a4\u30eb<\/td>\n<\/tr>\n
config\/routes.rb\u203b<\/sup><\/td>\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0<\/strong><\/span>\u30d5\u30a1\u30a4\u30eb<\/td>\n<\/tr>\n
app\/views\/grapes\/action1.html.erb
\napp\/views\/grapes\/action2.html.erb<\/td>		View<\/strong><\/span>\u30d5\u30a1\u30a4\u30eb<\/td>\n<\/tr>\n
test\/controllers\/grapes_controller_test.rb<\/td>test\u7528\u30d5\u30a1\u30a4\u30eb<\/td>\n<\/tr>\n
app\/helpers\/grapes_helper.rb<\/td>\u72ec\u81eahelper<\/strong><\/span>\u8a2d\u5b9a\u7528\u306e\u30d5\u30a1\u30a4\u30eb<\/td>\n<\/tr>\n
app\/assets\/javascripts\/grapes.coffee<\/td>coffeescript<\/strong><\/span><\/td>\n<\/tr>\n
app\/assets\/stylesheets\/grapes.scss<\/td>scss<\/strong><\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n
\u203bconfig\/routes.rb\u306f\u5909\u66f4\u3055\u308c\u307e\u3059\u3002<\/p>\n
Controller\u306e\u547d\u540d\u898f\u5247\u306b\u3064\u3044\u3066<\/h3>\n
Model\u3068\u7d50\u3073\u3064\u304d\u304c\u3042\u308b\u5834\u5408\u306f\u3001Controller\u540d\u3092Grapes<\/strong><\/span>\u306e\u3088\u3046\u306b\u8907\u6570\u5f62<\/strong><\/span>\u306b\u3057\u307e\u3059\u3002<\/p>\n
Rails\u3067\u306f\u3001\u4f7f\u7528\u3059\u308b\u30d5\u30a1\u30a4\u30eb\u306a\u3069\u3092\u540d\u524d\u306b\u3088\u3063\u3066\u81ea\u52d5\u7684\u306b\u63a8\u6e2c\u3059\u308b<\/strong><\/span>\u305f\u3081\u3001\u547d\u540d\u898f\u5247\u306b\u5f93\u3063\u3066\u3044\u306a\u3044\u3068\u4e88\u671f\u3057\u306a\u3044\u30a8\u30e9\u30fc\u304c\u767a\u751f<\/strong><\/span>\u3057\u3066\u3057\u307e\u3044\u307e\u3059\u3002<\/p>\n
\u540d\u524d\u3092\u6b63\u3057\u304f\u6c7a\u3081\u308b\u5fc5\u8981\u304c\u3042\u308a\u3001\u305d\u308c\u3060\u3051\u306a\u3089\u6b20\u70b9\u306e\u3088\u3046\u306b\u601d\u3048\u307e\u3059\u304c\u3001\u305d\u306e\u4ee3\u308f\u308a\u306b\u5197\u9577\u306a\u30b3\u30fc\u30c9\u304c\u6e1b\u308b\u3068\u3044\u3046\u5229\u70b9\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n
Controller\u3092\u524a\u9664\u3059\u308b<\/h3>\n
Controller\uff08\uff0b\u57fa\u672c\u7684\u306aView\u3084\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\uff09\u3092\u524a\u9664\u3059\u308b\u306b\u306f\u3001\u4ee5\u4e0b\u306e\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/p>\n
bin\/rails destroy controller Controller\u540d<\/pre>\n
\u3067\u306f\u3001\u5b9f\u969b\u306bGrapes\u3092\u524a\u9664\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n
\uff081\uff09\u300c\u7aef\u672b\u300d<\/strong><\/span>\u3067\u4ee5\u4e0b\u306e\u30b3\u30de\u30f3\u30c9\u3092\u5165\u529b\u3057\u307e\u3059\u3002<\/p>\n
bin\/rails destroy controller Grapes<\/pre>\n
\u5b9f\u884c\u7d50\u679c\uff1a<\/p>\n
Running via Spring preloader in process 19022\r\n      remove  app\/controllers\/grapes_controller.rb\r\n      invoke  erb\r\n      remove    app\/views\/grapes\r\n      invoke  test_unit\r\n      remove    test\/controllers\/grapes_controller_test.rb\r\n      invoke  helper\r\n      remove    app\/helpers\/grapes_helper.rb\r\n      invoke    test_unit\r\n      invoke  assets\r\n      invoke    coffee\r\n      remove      app\/assets\/javascripts\/grapes.coffee\r\n      invoke    scss\r\n      remove      app\/assets\/stylesheets\/grapes.scss<\/pre>\n
rails generate controller\u30b3\u30de\u30f3\u30c9\u3067\u4f5c\u6210\u3055\u308c\u305f\u30d5\u30a1\u30a4\u30eb<\/strong><\/span>\u304c\u524a\u9664\u3055\u308c\u307e\u3059\u3002<\/p>\n
\u3053\u3053\u3067\u3001config\/routes.rb\u306b\u8a2d\u5b9a\u3055\u308c\u305f\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u306e\u8a2d\u5b9a\u306f\u6b8b\u3063\u3066\u3044\u308b<\/strong><\/span>\u3053\u3068\u306b\u6ce8\u610f\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n
config\/routes.rb\u306b\u306f\u3001\u4ed6\u306eController\u306e\u30a2\u30af\u30b7\u30e7\u30f3\u306b\u95a2\u3059\u308b\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u3082\u8a18\u8ff0\u3055\u308c\u3066\u3044\u308b\u305f\u3081\u3001\u30d5\u30a1\u30a4\u30eb\u3092\u524a\u9664\u3059\u308b\u3068\u554f\u984c\u306b\u306a\u308b\u305f\u3081\u3067\u3059\u3002<\/p>\n
\u305d\u3053\u3067\u3001config\/routes.rb\u3092\u7de8\u96c6\u3057\u3066\u3001Grapes\u306b\u95a2\u3059\u308b\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u3092\u524a\u9664\u3057\u307e\u3057\u3087\u3046<\/p>\n
\uff082\uff09config\/routes.rb\u3092\u7de8\u96c6\u3057\u307e\u3059\u3002<\/p>\n
\u7de8\u96c6\u524d\uff1a<\/p>\n
Rails.application.routes.draw do\r\n  get 'grapes\/action1'\r\n\r\n  get 'grapes\/action2'\r\n\r\n  # For details on the DSL available within this file, see http:\/\/guides.rubyonrails.org\/routing.html\r\nend<\/pre>\n
\u7de8\u96c6\u5f8c\uff1a<\/p>\n
Rails.application.routes.draw do\r\n  # For details on the DSL available within this file, see http:\/\/guides.rubyonrails.org\/routing.html\r\nend<\/pre>\n
Controller\u3067\u3088\u304f\u4f7f\u308f\u308c\u308b\u6a5f\u80fd<\/h2>\n
\u6b21\u306b\u3001Controller\u3067\u3088\u304f\u4f7f\u308f\u308c\u308b\u6a5f\u80fd\u3092\u7d39\u4ecb\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n
params<\/h3>\n
params[:id]<\/strong><\/span>\u306e\u3088\u3046\u306b\u66f8\u304f\u3068\u3001Rails\u3067\u9001\u3089\u308c\u3066\u304d\u305f\u5024\uff08\u30d1\u30e9\u30e1\u30fc\u30bf\uff09\u3092\u53d7\u3051\u53d6\u308c\u307e\u3059\u3002<\/p>\n
\u30d1\u30e9\u30e1\u30fc\u30bf\u306e\u53d7\u3051\u6e21\u3057\u306f\u3001\u4ee5\u4e0b\u306e\u8a18\u4e8b\u3092\u53c2\u8003\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n            \n                
\n                
\n                    
\n                    \n                    <\/div>\n                    
\n                    
\u3010Rails\u5165\u9580\u3011params\u4f7f\u3044\u65b9\u307e\u3068\u3081<\/div>\n                    
\u66f4\u65b0\u65e5\uff1a2024\u5e745\u67086\u65e5<\/div>\n                    <\/div>\n                <\/div>\n                <\/div>\n            <\/a>\n            \n
redirect_to<\/h3>\n
redirect_to action: :example1<\/strong><\/span>\u306e\u3088\u3046\u306b\u66f8\u304f\u3068\u3001\u81ea\u52d5\u7684\u306a\u30da\u30fc\u30b8\u306e\u5207\u308a\u66ff\u3048\uff08\u6b21\u306e\u30a2\u30af\u30b7\u30e7\u30f3\u306e\u547c\u3073\u51fa\u3057\uff09\u3092\u7c21\u5358\u306b\u5b9f\u88c5\u3067\u304d\u307e\u3059\u3002<\/p>\n
redirect_to<\/strong><\/span>\u306e\u4f7f\u3044\u304b\u305f\u306f\u3001\u4ee5\u4e0b\u306e\u8a18\u4e8b\u3092\u53c2\u8003\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n            \n                
\n                
\n                    
\n                    \n                    <\/div>\n                    
\n                    
\u3010Rails\u5165\u9580\u3011redirect_to\u306e\u4f7f\u3044\u65b9\u307e\u3068\u3081<\/div>\n                    
\u66f4\u65b0\u65e5\uff1a2024\u5e745\u67086\u65e5<\/div>\n                    <\/div>\n                <\/div>\n                <\/div>\n            <\/a>\n            \n
flash<\/h3>\n
flash[:notice] = \u201c\u4efb\u610f\u306e\u30e1\u30c3\u30bb\u30fc\u30b8\u201d<\/strong><\/span>\u306e\u3088\u3046\u306b\u66f8\u304f\u3053\u3068\u3067\u3001\u4efb\u610f\u306e\u30e1\u30c3\u30bb\u30fc\u30b8\u3092View\u306b\u8868\u793a\u3067\u304d\u307e\u3059\u3002<\/strong><\/span><\/p>\n
flash<\/strong><\/span>\u306e\u4f7f\u3044\u304b\u305f\u306f\u3001\u4ee5\u4e0b\u306e\u8a18\u4e8b\u3092\u53c2\u8003\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n            \n                
\n                
\n                    
\n                    \n                    <\/div>\n                    
\n                    
\u3010Rails\u5165\u9580\u3011flash\u306e\u4f7f\u3044\u65b9\u307e\u3068\u3081<\/div>\n                    
\u66f4\u65b0\u65e5\uff1a2024\u5e745\u67086\u65e5<\/div>\n                    <\/div>\n                <\/div>\n                <\/div>\n            <\/a>\n            \n
render<\/h3>\n
render “help”<\/strong><\/span>\u3068\u66f8\u304f\u3053\u3068\u3067\u3001help\uff08app\/views\/pages\/help.html.erb\uff09\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u3092\u8868\u793a<\/strong><\/span>\u3067\u304d\u307e\u3059\u3002<\/p>\n
render<\/strong><\/span>\u306e\u4f7f\u3044\u304b\u305f\u306f\u3001\u4ee5\u4e0b\u306e\u8a18\u4e8b\u3092\u53c2\u8003\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n            \n                
\n                
\n                    
\n                    \n                    <\/div>\n                    
\n                    
rails render\u306e\u57fa\u790e\u304b\u3089\u4f7f\u3044\u65b9\u307e\u3067\uff08partial, \u5f15\u6570\uff09<\/div>\n                    
\u66f4\u65b0\u65e5\uff1a2024\u5e745\u67086\u65e5<\/div>\n                    <\/div>\n                <\/div>\n                <\/div>\n            <\/a>\n            \n
ActiveSupport::Concern\u3092\u4f7f\u3063\u3066\u30a2\u30af\u30b7\u30e7\u30f3\u3092\u30e2\u30b8\u30e5\u30fc\u30eb\u5316\u3059\u308b<\/h2>\n
\u4e00\u3064\u306eController\u306b\u305f\u304f\u3055\u3093\u306e\u30a2\u30af\u30b7\u30e7\u30f3\u3092\u8a18\u8ff0\u3057\u3059\u304e\u308b\u3068\u3001\u30b3\u30fc\u30c9\u304c\u7ba1\u7406\u3057\u306b\u304f\u304f\u306a\u3063\u305f\u308a<\/strong><\/span>\u3001\u30c6\u30b9\u30c8\u306b\u6642\u9593\u304c\u304b\u304b\u308a\u3059\u304e\u305f\u308a<\/strong><\/span>\u3059\u308b\u554f\u984c\u304c\u8d77\u304d\u307e\u3059\u3002<\/p>\n
\u305d\u3093\u306a\u3068\u304d\u306f\u3001ActiveSupport::Concern<\/strong><\/span>\u3092\u4f7f\u3046\u3053\u3068\u3067\u3001\u30a2\u30af\u30b7\u30e7\u30f3\u3092\u30e2\u30b8\u30e5\u30fc\u30eb\u5316\u3067\u304d\u307e\u3059\u3002<\/p>\n
View\u306e\u5834\u5408\u306f\u90e8\u5206\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\uff08partial\uff09\u3092\u4f7f\u3063\u3066\u5c0f\u5206\u3051\u306b\u3057\u307e\u3059\u304c\u3001Controller\u3067\u306f\u30e2\u30b8\u30e5\u30fc\u30eb\u5316\u3057\u3066\u5c0f\u5206\u3051\u306b\u3057\u307e\u3059\u3002<\/p>\n
\u3053\u3053\u304b\u3089\u306f\u3001\u5b9f\u969b\u306bActiveSupport::Concern\u3092\u4f7f\u3063\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n
\u52d5\u4f5c\u78ba\u8a8d\u7528\u306eWeb\u30a2\u30d7\u30ea\u306f\u3001scaffold\u3067\u4f5c\u6210\u3057\u307e\u3059\u3002<\/p>\n
scaffold\u306b\u3064\u3044\u3066\u308f\u304b\u3089\u306a\u3044\u65b9\u306f\u3001\u4ee5\u4e0b\u306e\u8a18\u4e8b\u3092\u53c2\u8003\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n            \n                
\n                
\n                    
\n                    \n                    <\/div>\n                    
\n                    
\u3010Rails\u5165\u9580\u3011\u521d\u3081\u3066\u306eWeb\u30a2\u30d7\u30ea\u958b\u767a\u306a\u3089scaffold\u304c\u6700\u77ed\uff01<\/div>\n                    
\u66f4\u65b0\u65e5\uff1a2024\u5e745\u67086\u65e5<\/div>\n                    <\/div>\n                <\/div>\n                <\/div>\n            <\/a>\n            \n
\uff081\uff09\u300c\u7aef\u672b\u300d<\/strong><\/span>\u3067\u4ee5\u4e0b\u306e\u30b3\u30de\u30f3\u30c9\u30921\u884c\u305a\u3064\u9806\u756a\u306b\u5165\u529b\u3057\u307e\u3059\u3002<\/p>\n
bin\/rails generate scaffold Banana name:string\r\nbin\/rails db:migrate\r\nbin\/rails console<\/pre>\n
\uff082\uff09\u4ee5\u4e0b\u306e\u30b3\u30fc\u30c9\u3092\u5165\u529b\u3057\u307e\u3059\u3002<\/p>\n
Banana.create(name:\"\u30ad\u30e3\u30d9\u30f3\u30c7\u30a3\u30c3\u30b7\u30e5\")\r\nBanana.create(name:\"\u30e9\u30ab\u30bf\u30f3\")\r\nBanana.create(name:\"\u30ec\u30c7\u30a3\u30fb\u30d5\u30a3\u30f3\u30ac\u30fc\")\r\nBanana.create(name:\"\u30b7\u30de\u30d0\u30ca\u30ca\")\r\nBanana.create(name:\"\u30d7\u30e9\u30f3\u30c6\u30f3\")\r\nBanana.create(name:\"\u30b0\u30ed\u30b9\u30df\u30c3\u30c1\u30a7\u30eb\")\r\nBanana.create(name:\"\u30cf\u30a4\u30e9\u30f3\u30c9\")\r\nexit<\/pre>\n
\u3053\u308c\u3067\u5fc5\u8981\u306a\u30d5\u30a1\u30a4\u30eb\u3068\u30c7\u30fc\u30bf\u304c\u4f5c\u6210\u3055\u308c\u307e\u3057\u305f\u3002<\/p>\n
\uff083\uff09\u4ee5\u4e0b\u306e\u30b3\u30de\u30f3\u30c9\u3092\u5165\u529b\u3057\u307e\u3059\u3002<\/p>\n
bin\/rails server<\/pre>\n
scaffold\u3092\u4f7f\u3063\u3066Web\u30a2\u30d7\u30ea\u3092\u4f5c\u6210\u3059\u308b\u3068\u3001\u30eb\u30fc\u30c8\u69cb\u6210\u304cRESTful\u306e\u8003\u3048\u65b9\u306b\u5f93\u3063\u3066\u4f5c\u6210\u3055\u308c\u307e\u3059\u3002<\/p>\n
app\/controllers\/bananas_controller.rb\uff1a<\/p>\n
class BananasController < ApplicationController\r\n  before_action :set_banana, only: [:show, :edit, :update, :destroy]\r\n\r\n  # GET \/bananas\r\n  # GET \/bananas.json\r\n  def index\r\n    @bananas = Banana.all\r\n  end\r\n\r\n  # GET \/bananas\/1\r\n  # GET \/bananas\/1.json\r\n  def show\r\n  end\r\n\r\n  # GET \/bananas\/new\r\n  def new\r\n    @banana = Banana.new\r\n  end\r\n\r\n  # GET \/bananas\/1\/edit\r\n  def edit\r\n  end\r\n\r\n  # POST \/bananas\r\n  # POST \/bananas.json\r\n  def create\r\n    @banana = Banana.new(banana_params)\r\n\r\n    respond_to do |format|\r\n      if @banana.save\r\n        format.html { redirect_to @banana, notice: 'Banana was successfully created.' }\r\n        format.json { render :show, status: :created, location: @banana }\r\n      else\r\n        format.html { render :new }\r\n        format.json { render json: @banana.errors, status: :unprocessable_entity }\r\n      end\r\n    end\r\n  end\r\n\r\n  # PATCH\/PUT \/bananas\/1\r\n  # PATCH\/PUT \/bananas\/1.json\r\n  def update\r\n    respond_to do |format|\r\n      if @banana.update(banana_params)\r\n        format.html { redirect_to @banana, notice: 'Banana was successfully updated.' }\r\n        format.json { render :show, status: :ok, location: @banana }\r\n      else\r\n        format.html { render :edit }\r\n        format.json { render json: @banana.errors, status: :unprocessable_entity }\r\n      end\r\n    end\r\n  end\r\n\r\n  # DELETE \/bananas\/1\r\n  # DELETE \/bananas\/1.json\r\n  def destroy\r\n    @banana.destroy\r\n    respond_to do |format|\r\n      format.html { redirect_to bananas_url, notice: 'Banana was successfully destroyed.' }\r\n      format.json { head :no_content }\r\n    end\r\n  end\r\n\r\n  private\r\n    # Use callbacks to share common setup or constraints between actions.\r\n    def set_banana\r\n      @banana = Banana.find(params[:id])\r\n    end\r\n\r\n    # Never trust parameters from the scary internet, only allow the white list through.\r\n    def banana_params\r\n      params.require(:banana).permit(:name)\r\n    end\r\nend<\/pre>\n
\u4eca\u56de\u306fActiveSupport::Concern\u3092\u4f7f\u3063\u3066\u3001\u3053\u308c\u3089\u306e\u30a2\u30af\u30b7\u30e7\u30f3\u306e\u4e00\u90e8\u3092\u5225\u306e\u30d5\u30a1\u30a4\u30eb\u306b\u5207\u308a\u51fa\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n
\u5177\u4f53\u7684\u306b\u306f\u3001app\/controllers\/concerns\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306b\u30d5\u30a1\u30a4\u30eb\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002<\/p>\n
\uff081\uff09app\/controllers\/concerns\/banana_one.rb<\/strong><\/span>\u3092\u4ee5\u4e0b\u306e\u5185\u5bb9\u3067\u4f5c\u6210\u3057\u307e\u3059\u3002<\/p>\n
module BananaOne\r\n  extend ActiveSupport::Concern\r\n\r\n  # GET \/bananas\r\n  # GET \/bananas.json\r\n  def index\r\n    @bananas = Banana.all\r\n  end\r\n\r\n  # GET \/bananas\/1\r\n  # GET \/bananas\/1.json\r\n  def show\r\n  end\r\n\r\n  # GET \/bananas\/new\r\n  def new\r\n    @banana = Banana.new\r\n  end\r\n\r\n  # GET \/bananas\/1\/edit\r\n  def edit\r\n  end\r\nend<\/pre>\n
Rails\u3089\u3057\u304f\u3001module\u540d\u306f\u3001\u982d\u6587\u5b57\u5927\u6587\u5b57\u3001\u5358\u8a9e\u306e\u5883\u754c\u306b\u300c_\u300d\u7121\u3057\u3067\u3001\u30d5\u30a1\u30a4\u30eb\u540d\u306f\u3001\u982d\u6587\u5b57\u5c0f\u6587\u5b57\u3001\u5358\u8a9e\u306e\u5883\u754c\u306b\u300c_\u300d\u6709\u308a\u3068\u3044\u3046\u547d\u540d\u898f\u5247\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n
\u4e0a\u306e\u4f8b\u306e\u3088\u3046\u306b\u3001module\u540d\u3092BananaOne\u306b\u3057\u305f\u5834\u5408\u306f\u3001\u30d5\u30a1\u30a4\u30eb\u540d\u306fbanana_one.rb\u306b\u3057\u307e\u3059\u3002<\/p>\n
\u3053\u306e\u547d\u540d\u898f\u5247\u306b\u5f93\u3063\u3066\u3044\u306a\u3044\u3068\u3001ActiveSupport::Concern\u304c\u9069\u5207\u306b\u8aad\u307f\u8fbc\u3081\u307e\u305b\u3093\u3002<\/strong><\/span><\/p>\n
\uff082\uff09app\/controllers\/bananas_controller.rb<\/strong><\/span>\u3092\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u4fee\u6b63\u3057\u307e\u3059\u3002<\/p>\n
\u5909\u66f4\u5f8c\uff1a<\/p>\n
class BananasController < ApplicationController\r\n  before_action :set_banana, only: [:show, :edit, :update, :destroy]\r\n\r\n  include BananaOne\r\n\r\n  # POST \/bananas\r\n  # POST \/bananas.json\r\n  def create\r\n    @banana = Banana.new(banana_params)\r\n\r\n    respond_to do |format|\r\n      if @banana.save\r\n        format.html { redirect_to @banana, notice: 'Banana was successfully created.' }\r\n        format.json { render :show, status: :created, location: @banana }\r\n      else\r\n        format.html { render :new }\r\n        format.json { render json: @banana.errors, status: :unprocessable_entity }\r\n      end\r\n    end\r\n  end\r\n\r\n  # PATCH\/PUT \/bananas\/1\r\n  # PATCH\/PUT \/bananas\/1.json\r\n  def update\r\n    respond_to do |format|\r\n      if @banana.update(banana_params)\r\n        format.html { redirect_to @banana, notice: 'Banana was successfully updated.' }\r\n        format.json { render :show, status: :ok, location: @banana }\r\n      else\r\n        format.html { render :edit }\r\n        format.json { render json: @banana.errors, status: :unprocessable_entity }\r\n      end\r\n    end\r\n  end\r\n\r\n  # DELETE \/bananas\/1\r\n  # DELETE \/bananas\/1.json\r\n  def destroy\r\n    @banana.destroy\r\n    respond_to do |format|\r\n      format.html { redirect_to bananas_url, notice: 'Banana was successfully destroyed.' }\r\n      format.json { head :no_content }\r\n    end\r\n  end\r\n\r\n  private\r\n    # Use callbacks to share common setup or constraints between actions.\r\n    def set_banana\r\n      @banana = Banana.find(params[:id])\r\n    end\r\n\r\n    # Never trust parameters from the scary internet, only allow the white list through.\r\n    def banana_params\r\n      params.require(:banana).permit(:name)\r\n    end\r\nend<\/pre>\n
\uff083\uff09\u30d6\u30e9\u30a6\u30b6\u3067\u300chttp:\/\/localhost:3000\/bananas\u300d<\/strong><\/span>\u306b\u30a2\u30af\u30bb\u30b9\u3057\u307e\u3059\u3002<\/p>\n
\"\"<\/p>\n
ActiveSupport::Concern\u3067\u30e2\u30b8\u30e5\u30fc\u30eb\u5316\u3057\u305findex\u30a2\u30af\u30b7\u30e7\u30f3\u3082\u3057\u3063\u304b\u308a\u547c\u3073\u51fa\u3055\u308c\u3066\u3044\u307e\u3059\u306d\u3002<\/p>\n
\u540c\u69d8\u306b\u3001\u4ee5\u4e0b\u306eURL\u306b\u30a2\u30af\u30bb\u30b9\u3057\u3066\u3001\u5404\u30a2\u30af\u30b7\u30e7\u30f3\u304c\u547c\u3073\u51fa\u305b\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n