{"id":2966,"date":"2013-07-12T15:41:55","date_gmt":"2013-07-12T06:41:55","guid":{"rendered":"http:\/\/www.techscore.com\/blog\/?p=2966"},"modified":"2018-11-14T16:33:54","modified_gmt":"2018-11-14T07:33:54","slug":"rails4-%e3%83%a9%e3%82%a4%e3%83%96%e3%83%a9%e3%83%aa%e5%af%be%e5%bf%9c%e7%8a%b6%e6%b3%81%e8%aa%bf%e6%9f%bb","status":"publish","type":"post","link":"https:\/\/www.techscore.com\/blog\/2013\/07\/12\/rails4-%e3%83%a9%e3%82%a4%e3%83%96%e3%83%a9%e3%83%aa%e5%af%be%e5%bf%9c%e7%8a%b6%e6%b3%81%e8%aa%bf%e6%9f%bb\/","title":{"rendered":"Rails4 \u30e9\u30a4\u30d6\u30e9\u30ea\u5bfe\u5fdc\u72b6\u6cc1\u8abf\u67fb"},"content":{"rendered":"<p>\u3053\u3093\u306b\u3061\u306f\u3001\u9234\u6728\u3067\u3059\u3002<\/p>\n<p>6\/25 \u306b Rails4 \u304c\u30ea\u30ea\u30fc\u30b9\u3055\u308c\u307e\u3057\u305f\u304c\u3001\u5468\u8fba\u30e9\u30a4\u30d6\u30e9\u30ea\u306f\u554f\u984c\u7121\u304f\u52d5\u4f5c\u3059\u308b\u306e\u3067\u3057\u3087\u3046\u304b\u3002<\/p>\n<p>\u3044\u3056 Rails4!! \u3068\u306a\u3063\u305f\u6642\u306b\u56f0\u3089\u306a\u3044\u305f\u3081\u306b\u3001\u826f\u304f\u5229\u7528\u3059\u308b\u30e9\u30a4\u30d6\u30e9\u30ea\u306b\u3064\u3044\u3066\u52d5\u4f5c\u691c\u8a3c\u3092\u884c\u3044\u307e\u3057\u305f\u3002<\/p>\n<p>&nbsp;<\/p>\n<h2>\u691c\u8a3c\u65b9\u6cd5\u306f\u3068\u306b\u304b\u304f\u52d5\u304b\u3059\uff01<\/h2>\n<p>\u691c\u8a3c\u65b9\u6cd5\u306f\u300c\u3068\u306b\u304b\u304f\u52d5\u304b\u3059\uff01\u300d\u3067\u3059\u3002<\/p>\n<p>\u4f7f\u3044\u305d\u3046\u306a\u6a5f\u80fd\u3092\u4e2d\u5fc3\u306b\u3001\u3072\u305f\u3059\u3089\u52d5\u304b\u3057\u307e\u3059\uff01<\/p>\n<p>&nbsp;<\/p>\n<p>\u691c\u8a3c\u306b\u4f7f\u7528\u3057\u305f Ruby \u3068 Rails \u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002<\/p>\n<ul>\n<li>Ruby 2.0.0-p247<\/li>\n<li>Ruby on Rails 4.0.0<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h2>\u8abf\u67fb\u7d50\u679c<\/h2>\n<h3>\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30b5\u30fc\u30d0<\/h3>\n<p>\u307e\u305a\u306f\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30b5\u30fc\u30d0\u3067\u3059\u3002<\/p>\n<p>\u904e\u53bb\u306b\u4f7f\u7528\u3057\u305f\u3053\u3068\u306e\u3042\u308b\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30b5\u30fc\u30d0\u3092\u8abf\u67fb\u5bfe\u8c61\u3068\u3057\u307e\u3057\u305f\u3002<\/p>\n<ul>\n<li><span style=\"color: #ff0000;\">[OK]<\/span> unicorn 4.6.3<\/li>\n<li><span style=\"color: #ff0000;\">[OK]<\/span> thin 1.5.1<\/li>\n<li><span style=\"color: #0000ff;\">[NG]<\/span> mongrel 1.1.5<\/li>\n<\/ul>\n<p>mongrel \u306b\u3064\u3044\u306f\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u6642\u306b\u30b3\u30f3\u30d1\u30a4\u30eb\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u3066\u3057\u307e\u3044\u307e\u3057\u305f\u3002<\/p>\n<p>Rails4 \u304b\u3089\u306f\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u30b9\u30ec\u30c3\u30c9\u30bb\u30fc\u30d5\u306b\u306a\u3063\u3066\u3044\u308b\u306e\u3067\u3001<\/p>\n<p>\u30de\u30eb\u30c1\u30b9\u30ec\u30c3\u30c9\u3067\u52d5\u4f5c\u3059\u308b puma \u3084 rainbows! \u306f\u5225\u9014\u691c\u8a3c\u3057\u3066\u307f\u3088\u3046\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<h3>N+1 \u554f\u984c\u306e\u691c\u51fa<\/h3>\n<p>\u6b21\u306b N+1 \u554f\u984c\u3092\u691c\u51fa\u3057\u3066\u304f\u308c\u308b\u300cbullet\u300d\u3067\u3059\u3002<\/p>\n<ul>\n<li><span style=\"color: #ff0000;\">[OK]<\/span>\u00a0bullet 4.6.0<\/li>\n<\/ul>\n<p>\u7279\u306b\u554f\u984c\u7121\u304f\u52d5\u4f5c\u3057\u307e\u3057\u305f\u3002<\/p>\n<p>\u4eca\u56de\u306e\u8abf\u67fb\u3067 bullet \u306e\u6700\u8fd1\u306e\u66f4\u65b0\u5c65\u6b74\u3092\u78ba\u8a8d\u3057\u305f\u306e\u3067\u3059\u304c\u3001<\/p>\n<p>\u30db\u30ef\u30a4\u30c8\u30ea\u30b9\u30c8\u3067\u8b66\u544a\u3092\u51fa\u3055\u306a\u3044\u30af\u30e9\u30b9\u3092\u6307\u5b9a\u3059\u308b\u6a5f\u80fd\u304c\u5897\u3048\u3066\u3044\u307e\u3057\u305f\u3002<\/p>\n<p>&nbsp;<\/p>\n<h3>\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u8a2d\u5b9a<\/h3>\n<p>\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u8a2d\u5b9a\u306b\u95a2\u3057\u3066\u306f\u3001\u4ee5\u4e0b\u306e\u30e9\u30a4\u30d6\u30e9\u30ea\u3092\u78ba\u8a8d\u3057\u307e\u3057\u305f\u3002<\/p>\n<ul>\n<li><span style=\"color: #ff0000;\">[OK]<\/span> settingslogic 2.0.9<\/li>\n<li><span style=\"color: #ff0000;\">[OK]<\/span> rails_config 0.3.3<\/li>\n<\/ul>\n<p>\u3069\u3061\u3089\u3082\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u8a2d\u5b9a\u3092 YAML \u30d5\u30a1\u30a4\u30eb\u304b\u3089\u8aad\u307f\u8fbc\u3093\u3067\u304f\u308c\u308b\u30e9\u30a4\u30d6\u30e9\u30ea\u3067\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<h3>\u8ad6\u7406\u524a\u9664<\/h3>\n<p>\u8ad6\u7406\u524a\u9664\u3092\u30b5\u30dd\u30fc\u30c8\u3059\u308b\u30e9\u30a4\u30d6\u30e9\u30ea\u306b\u306f acts_as_paranoid \u304c\u6709\u540d\u304b\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n<p>Rails4 \u7528\u306b rails4_acts_as_paranoid \u3068\u3044\u3046\u540d\u524d\u3067\u4f5c\u6210\u3055\u308c\u3066\u3044\u307e\u3057\u305f\u3002<\/p>\n<ul>\n<li><span style=\"color: #008000;\">[\u25b3]<\/span>\u00a0rails4_acts_as_paranoid 0.1.4<\/li>\n<\/ul>\n<p>\u203b2014\/1\/28\u8ffd\u8a18\uff1a\u30b3\u30e1\u30f3\u30c8\u3067\u6559\u3048\u3066\u9802\u3044\u305f\u306e\u3067\u3059\u304c\u3001\u751f\u6210\u3055\u308c\u308b SQL \u304c\u6c38\u9060\u306b\u4f38\u3073\u3066\u3044\u304f\u3068\u3044\u3046\u554f\u984c\u304c\u3042\u308b\u3088\u3046\u3067\u3059\u3002\u8aa4\u89e3\u3092\u62db\u304f\u3068\u3044\u3051\u306a\u3044\u306e\u3067\u3001<span style=\"color: #ff0000;\">[OK]<\/span> \u304b\u3089 <span style=\"color: #008000;\">[\u25b3]<\/span> \u306b\u5909\u66f4\u3057\u307e\u3057\u305f\u3002<\/p>\n<h3>\u30e2\u30d0\u30a4\u30eb\u5bfe\u5fdc<\/h3>\n<p>\u30e2\u30d0\u30a4\u30eb\u5bfe\u5fdc\u306b\u306f jpmobile \u304c\u6709\u540d\u3067\u3059\u306d\u3002<\/p>\n<ul>\n<li><span style=\"color: #ff0000;\">[OK]<\/span> jpmobile 4.0.0<\/li>\n<\/ul>\n<p>\u5b9f\u6a5f\u3067\u306e\u78ba\u8a8d\u306f\u884c\u3063\u3066\u3044\u307e\u305b\u3093\u304c\u3001\u30a8\u30df\u30e5\u30ec\u30fc\u30bf\u3067\u306f\u554f\u984c\u7121\u304f\u52d5\u4f5c\u3057\u3066\u3044\u307e\u3057\u305f\u3002<\/p>\n<p>&nbsp;<\/p>\n<h3>\u8a8d\u8a3c<\/h3>\n<p>\u8a8d\u8a3c\u7528\u306e\u30e9\u30a4\u30d6\u30e9\u30ea\u306f\u3044\u304f\u3064\u3082\u3042\u308b\u306e\u3067\u3059\u304c\u3001device \u3060\u3051\u78ba\u8a8d\u3057\u307e\u3057\u305f\u3002<\/p>\n<ul>\n<li><span style=\"color: #ff0000;\">[OK]<\/span> device 1.5.4<\/li>\n<\/ul>\n<p>\u203bdevice \u3060\u3051\u78ba\u8a8d\u3057\u305f\u3053\u3068\u306b\u6df1\u3044\u7406\u7531\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u4ed6\u306e\u30e9\u30a4\u30d6\u30e9\u30ea\u306e\u691c\u8a3c\u306e\u3064\u3044\u3067\u306b\u78ba\u8a8d\u3067\u304d\u305f\u305f\u3081\u3067\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<h3>SSL \u5bfe\u5fdc<\/h3>\n<p>\u4f55\u5ea6\u304b\u5229\u7528\u3057\u305f\u3053\u3068\u306e\u3042\u308b ssl_requirement \u3092\u78ba\u8a8d\u3057\u307e\u3057\u305f\u3002<\/p>\n<ul>\n<li><span style=\"color: #ff0000;\">[OK]<\/span> ssl_requirement 1.4.2<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h3>\u30da\u30fc\u30b8\u30f3\u30b0<\/h3>\n<p>rails3 \u304b\u3089\u30da\u30fc\u30b8\u30f3\u30b0\u3068\u8a00\u3048\u3070 kaminari \u304b\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n<ul>\n<li><span style=\"color: #ff0000;\">[OK]<\/span> kaminari 0.14.1<\/li>\n<\/ul>\n<p>kaminari \u306e\u691c\u8a3c\u4e2d\u306b\u3001\u53e3\u8ff0\u3059\u308b\u300cabstract_class=true \u306a\u30e2\u30c7\u30eb\u3068 scope \u306b\u95a2\u3059\u308b\u554f\u984c\u300d\u306b\u906d\u9047\u3057\u307e\u3057\u305f\u3002<\/p>\n<p>&nbsp;<\/p>\n<h3>\u691c\u7d22\u6a5f\u80fd\u306e\u62e1\u5f35<\/h3>\n<p>Rails2 \u6642\u4ee3\u306b\u306f searchlogic \u3068\u3044\u3046\u691c\u7d22\u6a5f\u80fd\u3092\u5f37\u5316\u3059\u308b\u30e9\u30a4\u30d6\u30e9\u30ea\u304c\u3042\u308a\u307e\u3057\u305f\u3002<\/p>\n<p>searchlogic \u81ea\u4f53\u306f Rails3 \u306b\u5bfe\u5fdc\u305b\u305a\u3001\u4ee3\u308f\u308a\u306b meta_search \u3068\u3044\u3046\u30e9\u30a4\u30d6\u30e9\u30ea\u304c\u767b\u5834\u3057\u307e\u3057\u305f\u3002<\/p>\n<ul>\n<li><span style=\"color: #0000ff;\">[NG]<\/span> meta_search 0.5.4<\/li>\n<\/ul>\n<p>\u6b8b\u5ff5\u306a\u304c\u3089\u6b63\u3057\u304f\u52d5\u4f5c\u3057\u307e\u305b\u3093\u3067\u3057\u305f\u3002<\/p>\n<p>\u5177\u4f53\u7684\u306b\u306f\u3001\u300cform_for(@user)\u300d\u3068\u3044\u3046\u30b3\u30fc\u30c9\u306b\u5bfe\u3057\u3066\u300c\u5f15\u6570\u306e\u6570\u304c\u7570\u306a\u308b\u300d\u3068\u3044\u3046\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3059\u308b\u3088\u3046\u306b\u306a\u3063\u3066\u3057\u307e\u3044\u307e\u3057\u305f\u3002<\/p>\n<p>&nbsp;<\/p>\n<h3>\u30d5\u30a1\u30a4\u30eb\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\uff08\u6dfb\u4ed8\u30d5\u30a1\u30a4\u30eb\uff09<\/h3>\n<p>\u30d5\u30a1\u30a4\u30eb\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\uff08\u6dfb\u4ed8\u30d5\u30a1\u30a4\u30eb\uff09\u6a5f\u80fd\u3092\u30b5\u30dd\u30fc\u30c8\u3059\u308b\u30e9\u30a4\u30d6\u30e9\u30ea\u306f\u3044\u304f\u3064\u304b\u3042\u308a\u307e\u3059\u304c\u3001<\/p>\n<p>\u305d\u306e\u4e2d\u3067\u4e00\u756a\u4f7f\u3063\u305f\u56de\u6570\u304c\u591a\u304b\u3063\u305f paperclip \u3092\u78ba\u8a8d\u3057\u307e\u3057\u305f\u3002<\/p>\n<ul>\n<li><span style=\"color: #ff0000;\">[OK]<\/span> paperclip<\/li>\n<\/ul>\n<p>\u7279\u306b\u554f\u984c\u7121\u304f\u52d5\u4f5c\u3057\u307e\u3057\u305f\u3002<\/p>\n<p>&nbsp;<\/p>\n<h3>\u30a8\u30e9\u30fc\u901a\u77e5<\/h3>\n<p>\u4f8b\u5916\u304c\u767a\u751f\u3057\u305f\u3068\u304d\u306b\u30e1\u30fc\u30eb\u901a\u77e5\u3057\u3066\u304f\u308c\u308b exception_notification \u3068\u3044\u3046\u30e9\u30a4\u30d6\u30e9\u30ea\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li><span style=\"color: #ff0000;\">[OK]<\/span> exception_notification 4.0.0<\/li>\n<\/ul>\n<p>\u6700\u65b0\u30d0\u30fc\u30b8\u30e7\u30f3\u3067\u306f\u30af\u30e9\u30b9\u304c ExceptionNotifier \u304b\u3089 ExceptionNotification::Rack \u306b\u5909\u66f4\u3055\u308c\u3066\u3044\u307e\u3057\u305f\u3002<\/p>\n<p>\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u8a2d\u5b9a\u3059\u308b\u30cf\u30c3\u30b7\u30e5\u3082\u4e00\u6bb5\u968e\u30cd\u30b9\u30c8\u3055\u308c\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n<pre class=\"lang:ruby decode:true\"># \u4ee5\u524d\u306e\u30d0\u30fc\u30b8\u30e7\u30f3.\r\nconfig.middleware.use(ExceptionNotifier, { ... })\r\n\r\n# \u6700\u65b0\u30d0\u30fc\u30b8\u30e7\u30f3\r\nconfig.middleware.use(ExceptionNotification::Rack, :email =&gt; { ... })<\/pre>\n<p>&nbsp;<\/p>\n<h3>\u7ba1\u7406\u6a5f\u80fd<\/h3>\n<p>\u7ba1\u7406\u6a5f\u80fd\u3092\u751f\u6210\u3057\u3066\u304f\u308c\u308b\u30e9\u30a4\u30d6\u30e9\u30ea\u306f\u3044\u304f\u3064\u304b\u3042\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li><span style=\"color: #008000;\">[\u25b3]<\/span> rails_admin 0.5.0<\/li>\n<li><span style=\"color: #0000ff;\">[NG]<\/span> typus 3.1.10<\/li>\n<\/ul>\n<p>rails_admin \u306b\u3064\u3044\u3066\u306f\u3001\u4e00\u5fdc\u52d5\u4f5c\u3057\u307e\u3059\u3002<\/p>\n<p>\u305f\u3060\u3057\u3001\u30e9\u30a4\u30d6\u30e9\u30ea\u5185\u3067 attr_accessible \u3092\u4f7f\u7528\u3057\u3066\u3044\u308b\u305f\u3081\u3001\u5225\u9014 protected_attributes \u3092\u5c0e\u5165\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3057\u305f\u3002<\/p>\n<p>typus \u306b\u3064\u3044\u3066\u306f\u3001\u30e9\u30a4\u30d6\u30e9\u30ea\u5185\u306e\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u5b9a\u7fa9\u5185\u3067\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u307e\u3057\u305f\u3002<\/p>\n<p>\u5f8c\u8ff0\u3059\u308b\u300c\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u5b9a\u7fa9\u3067 match \u3092\u4f7f\u7528\u3059\u308b\u3068\u304d\u306f via \u304c\u5fc5\u9808\u306b\u306a\u3063\u305f\u300d\u3053\u3068\u304c\u539f\u56e0\u3067\u3057\u305f\u3002<\/p>\n<p>&nbsp;<\/p>\n<h3>Validation \u30a8\u30e9\u30fc\u8868\u793a<\/h3>\n<p>Rails2 \u6642\u4ee3\u306b\u5b58\u5728\u3057\u305f error_messages_for \u3084 error_message_on \u304c\u4f7f\u3048\u308b\u3088\u3046\u306b\u306a\u308b\u30e9\u30a4\u30d6\u30e9\u30ea dynamic_form \u3092\u78ba\u8a8d\u3057\u307e\u3057\u305f\u3002<\/p>\n<ul>\n<li><span style=\"color: #ff0000;\">[OK]<\/span> dynamic_form 1.1.4<\/li>\n<\/ul>\n<p>\u7279\u306b\u554f\u984c\u3042\u308a\u307e\u305b\u3093\u3067\u3057\u305f\u3002<\/p>\n<p>&nbsp;<\/p>\n<h3>\u672c\u30d6\u30ed\u30b0\u57f7\u7b46\u9663\u4f5c\u6210\u306e\u30e9\u30a4\u30d6\u30e9\u30ea<\/h3>\n<p>\u672c\u30d6\u30ed\u30b0\u57f7\u7b46\u9663\u4f5c\u6210\u306e\u30e9\u30a4\u30d6\u30e9\u30ea\u3082 Rails4 \u3067\u52d5\u4f5c\u3059\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<ul>\n<li><span style=\"color: #0000ff;\">[OK]<\/span> <a href=\"https:\/\/github.com\/techscore\/const_enum\">const_enum<\/a> 1.0.4 (ActiveRecord \u5b9a\u6570\u62e1\u5f35)<\/li>\n<li><span style=\"color: #0000ff;\">[OK]<\/span> <a href=\"https:\/\/github.com\/techscore\/easy_model\">easy_model<\/a> 1.0.4 (DB \u975e\u4f9d\u5b58\u30e2\u30c7\u30eb\u306e\u30b5\u30dd\u30fc\u30c8)<\/li>\n<li><span style=\"color: #0000ff;\">[OK]<\/span> <a href=\"https:\/\/github.com\/techscore\/sys_logger\">sys_logger<\/a> 1.0.0 (Syslog \u30e2\u30b8\u30e5\u30fc\u30eb\u306e\u30e9\u30c3\u30d1\u30fc)<\/li>\n<li><span style=\"color: #0000ff;\">[OK]<\/span> <a href=\"https:\/\/github.com\/techscore\/active_modularity\">active_modurality<\/a> 1.0.1 (\u30e2\u30c7\u30eb\u306e\u7d99\u627f\u6a5f\u80fd\u652f\u63f4)<\/li>\n<li><span style=\"color: #0000ff;\">[OK]<\/span> <a href=\"https:\/\/github.com\/techscore\/activerecord-blockwhere\">activerecord-blockwhere<\/a> 1.0.3 (Arel \u306e where \u62e1\u5f35 DSL)<\/li>\n<\/ul>\n<p>\u3044\u304f\u3064\u304b\u6539\u5584\u3057\u305f\u3044\u30e9\u30a4\u30d6\u30e9\u30ea\u3082\u3042\u308b\u306e\u3067\u3001\u6642\u9593\u3092\u898b\u3064\u3051\u3066\u5bfe\u5fdc\u3057\u305f\u3044\u3068\u601d\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<h2>\u906d\u9047\u3057\u305f\u554f\u984c\u306e\u30e1\u30e2<\/h2>\n<h3>ActiveSupport::TaggedLogging \u304c\u30af\u30e9\u30b9\u304b\u3089\u30e2\u30b8\u30e5\u30fc\u30eb\u306b\u5909\u66f4\u3055\u308c\u305f<\/h3>\n<p>ActiveSupport::TaggedLogging \u304c\u30af\u30e9\u30b9\u304b\u3089\u30e2\u30b8\u30e5\u30fc\u30eb\u306b\u5909\u66f4\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u305d\u306e\u305f\u3081\u3001ActiveSupport::TaggedLogging \u3092\u7d99\u627f\u3059\u308b\u30b3\u30fc\u30c9\u3092 Rails4 \u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306b\u6301\u3063\u3066\u304f\u308b\u3068\u30a8\u30e9\u30fc\u306b\u306a\u3063\u3066\u3057\u307e\u3044\u307e\u3059\u306e\u3067\u6ce8\u610f\u304c\u5fc5\u8981\u3067\u3059\u3002\uff08\u6ce8\u610f\u3068\u3044\u3046\u3088\u308a\u306f ActiveSupport::TaggedLogging \u3092 include \u3059\u308b\u3088\u3046\u306b\u30b3\u30fc\u30c9\u3092\u4fee\u6b63\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\uff09\u3002<\/p>\n<p>&nbsp;<\/p>\n<h3>\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u5b9a\u7fa9\u3067 match \u3092\u4f7f\u7528\u3059\u308b\u3068\u304d\u306f via \u304c\u5fc5\u9808\u306b\u306a\u3063\u305f<\/h3>\n<p>\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u306e\u5b9a\u7fa9\u3092\u884c\u3046\u3068\u304d\u306e match \u30e1\u30bd\u30c3\u30c9\u3067\u3059\u304c\u3001HTTP \u30e1\u30bd\u30c3\u30c9\u3092\u6307\u5b9a\u3057\u306a\u3044\u3068\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3059\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n<p>\u4f8b\u3048\u3070\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u30b3\u30fc\u30c9\u306f\u30a8\u30e9\u30fc\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n<pre class=\"lang:ruby decode:true\">match '\/trivial' =&gt; 'trivial#index'<\/pre>\n<p>\u3084\u308b\u3079\u304d\u3053\u3068\u306f\u3001:via \u30aa\u30d7\u30b7\u30e7\u30f3\u3067\u5bfe\u5fdc\u3059\u308b HTTP \u30e1\u30bd\u30c3\u30c9\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"lang:ruby decode:true\">match '\/trivial' =&gt; 'trivial#index', :via =&gt; :get<\/pre>\n<p>\u5225\u306e\u5bfe\u5fdc\u65b9\u6cd5\u3068\u3057\u3066\u3001match \u3067\u306f\u306a\u304f get \u306b\u7f6e\u304d\u63db\u3048\u3066\u3082 OK \u3067\u3059\u3002<\/p>\n<pre class=\"lang:ruby decode:true\">get '\/trivial' =&gt; 'trivial#index'<\/pre>\n<p>&nbsp;<\/p>\n<h3>abstract_class=true \u306a\u30e2\u30c7\u30eb\u3068 scope \u306b\u95a2\u3059\u308b\u554f\u984c<\/h3>\n<p>\u4ee5\u4e0b\u306e\u554f\u984c\u306b\u906d\u9047\u3057\u307e\u3057\u305f\u3002<\/p>\n<ul>\n<li><a href=\"https:\/\/github.com\/rails\/rails\/issues\/10658\">Scopes defined on Abstract ActiveRecord classes are missing table names when called from subclasses<\/a><\/li>\n<\/ul>\n<p>abstract_class=true \u306a\u30e2\u30c7\u30eb\u3067\u5b9a\u7fa9\u3055\u308c\u305f scope \u3092\u6d3e\u751f\u30af\u30e9\u30b9\u3067\u4f7f\u7528\u3059\u308b\u3068\u3001\u751f\u6210\u3055\u308c\u308b SQL \u304b\u3089\u30c6\u30fc\u30d6\u30eb\u540d\u304c\u6b20\u843d\u3057\u3066\u30a8\u30e9\u30fc\u3068\u306a\u308b\uff08SQL \u306e\u30b7\u30f3\u30bf\u30c3\u30af\u30b9\u30a8\u30e9\u30fc\u3068\u306a\u308b\uff09\u3068\u3044\u3046\u554f\u984c\u3067\u3059\u3002<\/p>\n<p>\u5177\u4f53\u4f8b\u3092\u6319\u3052\u307e\u3059\u3002<\/p>\n<p>\u6b21\u306e\u3088\u3046\u306a abstract_class=true \u306a\u30e2\u30c7\u30eb\u3092\u4f5c\u6210\u3057\u3001\u305d\u306e\u4e2d\u306b\u9069\u5f53\u306a scope \u3092\u4f5c\u6210\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"lang:ruby decode:true\">class ModelBase &lt; ActiveRecord::Base\r\n\r\n  # abstract_class=true \u306a\u30e2\u30c7\u30eb\u3067\u9069\u5f53\u306a scope \u3092\u5b9a\u7fa9\u3059\u308b.\r\n  self.abstract_class = true\r\n  scope :trivial, -&gt; { where('TRUE') }\r\n\r\nend<\/pre>\n<p>\u305d\u306e\u30e2\u30c7\u30eb\u3092\u7d99\u627f\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"lang:ruby decode:true\">class User &lt; ModelBase\r\n\r\nend<\/pre>\n<p>\u7d99\u627f\u3057\u305f\u30e2\u30c7\u30eb\u3067\u89aa\u30af\u30e9\u30b9\uff08ModlelBase\uff09\u3067\u5b9a\u7fa9\u3055\u308c\u305f scope \u3092\u547c\u3073\u51fa\u3059\u3068\u3001\u30c6\u30fc\u30d6\u30eb\u540d\u304c\u6b20\u843d\u3057\u305f SQL \u304c\u751f\u6210\u3055\u308c\u3066\u3057\u307e\u3044\u307e\u3059\u3002<\/p>\n<pre class=\"lang:ruby decode:true\">User.trivial.to_sql # =&gt; SELECT \"\".* FROM \"\"  WHERE (TRUE)<\/pre>\n<p>&nbsp;<\/p>\n<h2>\u307e\u3068\u3081<\/h2>\n<p>\u4eca\u307e\u3067\u4f7f\u3063\u3066\u304d\u305f\u30e9\u30a4\u30d6\u30e9\u30ea\u304c\u8ed2\u4e26\u307f\u52d5\u304b\u306a\u304b\u3063\u305f\u3089\u3069\u3046\u3057\u3088\u3046\u30fb\u30fb\u30fb\u3068\u3044\u3046\u4e0d\u5b89\u3092\u62b1\u3048\u306a\u304c\u3089\u691c\u8a3c\u3092\u59cb\u3081\u307e\u3057\u305f\u3002<\/p>\n<p>\u691c\u8a3c\u3092\u884c\u3063\u3066\u307f\u3066\u3001\u601d\u3063\u305f\u307b\u3069\u52d5\u304b\u306a\u304f\u306a\u3063\u3066\u3044\u308b\u30e9\u30a4\u30d6\u30e9\u30ea\u306f\u591a\u304f\u306f\u3042\u308a\u307e\u305b\u3093\u3067\u3057\u305f\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>Rails4 \u3067\u306f\u52d5\u304b\u306a\u3044\u30e9\u30a4\u30d6\u30e9\u30ea\u3082\u3044\u304f\u3064\u304b\u3042\u308a\u307e\u3057\u305f\u304c\u3001<\/p>\n<p>\u539f\u56e0\u306b\u306f\u3044\u304f\u3064\u304b\u30d1\u30bf\u30fc\u30f3\u304c\u3042\u308b\u3068\u3044\u3046\u611f\u3058\u3067\u3057\u305f\uff08\u8a73\u7d30\u306f\u300c\u906d\u9047\u3057\u305f\u554f\u984c\u300d\u3092\u53c2\u7167\u304f\u3060\u3055\u3044\u3002\uff09<\/p>\n<p>\u3053\u308c\u3089\u306e\u554f\u984c\u306f Rails3 \u3067\u4f5c\u6210\u3057\u305f\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3092 Rails4 \u306b\u79fb\u884c\u3059\u308b\u3068\u304d\u306b\u3082\u906d\u9047\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u306e\u3067\u6ce8\u610f\u3057\u305f\u3044\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u4eca\u56de\u306f\u4eca\u307e\u3067\u4f7f\u3063\u305f\u3053\u3068\u304c\u591a\u3044\u30e9\u30a4\u30d6\u30e9\u30ea\u3092\u691c\u8a3c\u3057\u307e\u3057\u305f\u3002<\/p>\n<p>\u4f7f\u3063\u305f\u3053\u3068\u306f\u7121\u3044\u3082\u306e\u306e\u6c17\u306b\u306a\u3063\u3066\u3044\u308b\u30e9\u30a4\u30d6\u30e9\u30ea\u306b\u3064\u3044\u3066\u306f\u6a5f\u4f1a\u3092\u6539\u3081\u3066\u691c\u8a3c\u3057\u305f\u3044\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u3053\u3093\u306b\u3061\u306f\u3001\u9234\u6728\u3067\u3059\u3002<\/p>\n<p>6\/25 \u306b Rails4 \u304c\u30ea\u30ea\u30fc\u30b9\u3055\u308c\u307e\u3057\u305f\u304c\u3001\u5468\u8fba\u30e9\u30a4\u30d6\u30e9\u30ea\u306f\u554f\u984c\u7121\u304f\u52d5\u4f5c\u3059\u308b\u306e\u3067\u3057\u3087\u3046\u304b\u3002<\/p>\n<p>\u3044\u3056 Rails4!! \u3068\u306a\u3063\u305f\u6642\u306b\u56f0\u3089\u306a\u3044\u305f\u3081\u306b\u3001\u826f\u304f\u5229\u7528\u3059\u308b\u30e9\u30a4\u30d6\u30e9\u30ea\u306b\u3064\u3044\u3066\u52d5\u4f5c\u691c\u8a3c\u3092\u884c\u3044\u307e\u3057\u305f\u3002<br \/><a href=\"https:\/\/www.techscore.com\/blog\/2013\/07\/12\/rails4-%e3%83%a9%e3%82%a4%e3%83%96%e3%83%a9%e3%83%aa%e5%af%be%e5%bf%9c%e7%8a%b6%e6%b3%81%e8%aa%bf%e6%9f%bb\/\">\u7d9a\u304d\u3092\u8aad\u3080...<\/a><\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[18],"tags":[22,24],"_links":{"self":[{"href":"https:\/\/www.techscore.com\/blog\/wp-json\/wp\/v2\/posts\/2966"}],"collection":[{"href":"https:\/\/www.techscore.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.techscore.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.techscore.com\/blog\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/www.techscore.com\/blog\/wp-json\/wp\/v2\/comments?post=2966"}],"version-history":[{"count":2,"href":"https:\/\/www.techscore.com\/blog\/wp-json\/wp\/v2\/posts\/2966\/revisions"}],"predecessor-version":[{"id":3986,"href":"https:\/\/www.techscore.com\/blog\/wp-json\/wp\/v2\/posts\/2966\/revisions\/3986"}],"wp:attachment":[{"href":"https:\/\/www.techscore.com\/blog\/wp-json\/wp\/v2\/media?parent=2966"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techscore.com\/blog\/wp-json\/wp\/v2\/categories?post=2966"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techscore.com\/blog\/wp-json\/wp\/v2\/tags?post=2966"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}