{"id":7680,"date":"2019-11-30T21:26:18","date_gmt":"2019-11-30T12:26:18","guid":{"rendered":"http:\/\/www.code-magagine.com\/?p=7680"},"modified":"2023-05-01T14:27:57","modified_gmt":"2023-05-01T05:27:57","slug":"%e3%80%90ruby-on-rails%e3%80%91%e3%80%8c%e3%83%95%e3%82%a3%e3%83%ab%e3%82%bf%e3%80%8d%e3%81%ab%e3%81%a4%e3%81%84%e3%81%a6","status":"publish","type":"post","link":"http:\/\/www.code-magagine.com\/?p=7680","title":{"rendered":"\u3010Ruby on Rails\u3011\u30e2\u30c7\u30eb\u306e\u72b6\u614b\u3092\u81ea\u52d5\u5236\u5fa1\u3059\u308b\u300c\u30b3\u30fc\u30eb\u30d0\u30c3\u30af\u300d\u3001\u300c\u30d5\u30a3\u30eb\u30bf(Filter)\u300d\u306b\u3064\u3044\u3066"},"content":{"rendered":"<h2>\u30b3\u30fc\u30eb\u30d0\u30c3\u30af\u3068\u306f\uff1f<\/h2>\n<p>Rails\u306e\u30e2\u30c7\u30eb\u306b\u306f\u767b\u9332\u51e6\u7406\u3084\u524a\u9664\u51e6\u7406\u7b49\u304c\u3042\u308a\u307e\u3059\u304c\u305d\u306e\u3088\u3046\u306a<span style=\"color: #ff0000;\"><strong>\u51e6\u7406\u306e\u524d\u5f8c\u306b\u4efb\u610f\u306e\u51e6\u7406\u3092\u631f\u3080\u3053\u3068\u304c\u3067\u304d\u308b\u3053\u3068<\/strong><\/span>\u3067\u3059\u3002JavaScript\u3067\u3082\u5f15\u6570\u3068\u3057\u3066\u95a2\u6570\u3092\u6e21\u3057\u3066\u4efb\u610f\u306e\u30bf\u30a4\u30df\u30f3\u30b0\u3067\u5b9f\u884c\u3057\u3066\u3082\u3089\u3046\u30b3\u30fc\u30eb\u30d0\u30c3\u30af\u3068\u3044\u3046\u4ed5\u7d44\u307f\u304c\u3042\u308a\u307e\u3059\u304c\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u3067\u306f\u4e00\u822c\u7684\u306a\u7528\u8a9e\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<h2>\u30e2\u30c7\u30eb\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb<\/h2>\n<p>\u30e2\u30c7\u30eb\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\u306f<span style=\"color: #ff0000;\"><strong>\u300c\u767b\u9332\u51e6\u7406\u300d\u3001\u300c\u66f4\u65b0\u51e6\u7406\u300d\u3001\u300c\u524a\u9664\u51e6\u7406\u300d<\/strong><\/span>\u306b\u3088\u3063\u3066\u305d\u308c\u305e\u308c\u5206\u304b\u308c\u307e\u3059\u3002<\/p>\n<h2>\u767b\u9332\u51e6\u7406\u306e\u5834\u5408<\/h2>\n<p>\u30e2\u30c7\u30eb\u306e\u767b\u9332\u51e6\u7406\u3092\u3059\u308b\u5834\u5408\u306f\u4e0b\u8a18\u306e\u3088\u3046\u306a\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\u306b\u5206\u304b\u308c\u3066\u304a\u308a\u305d\u308c\u305e\u308c\u306e\u5de5\u7a0b\u306e\u524d\u5f8c\u3067\u30b3\u30fc\u30eb\u30d0\u30c3\u30af\u30e1\u30bd\u30c3\u30c9\u3092\u5b9f\u884c\u3067\u304d\u307e\u3059\u3002<\/p>\n<ul>\n<li>1.\u30e2\u30c7\u30eb\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092new\u3059\u308b\u3002<\/li>\n<li>2.\u691c\u8a3c\u3059\u308b\u3002<\/li>\n<li>3.\u767b\u9332\u3059\u308b\u3002<\/li>\n<\/ul>\n<h3>1.\u30e2\u30c7\u30eb\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092new\u3059\u308b\u3002<\/h3>\n<h4>after_initialize<\/h4>\n<h3>2.\u691c\u8a3c\u3059\u308b\u3002<\/h3>\n<h4>before_validation<\/h4>\n<p>\u691c\u8a3c\u524d\u306b\u5024\u3092\u6b63\u898f\u5316\u3059\u308b\u5834\u5408\u306b\u4f7f\u3063\u305f\u308a\u3057\u307e\u3059\u3002<\/p>\n<h4>after_validation<\/h4>\n<p>\u691c\u8a3c\u5f8c\u306b\u691c\u8a3c\u7d50\u679c\u306e\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u52a0\u5de5\u3059\u308b\u305f\u3081\u306b\u4f7f\u3044\u307e\u3059\u3002<\/p>\n<h3>3.\u767b\u9332\u3059\u308b\u3002<\/h3>\n<h4>before_save<\/h4>\n<p>\u30c7\u30fc\u30bf\u4fdd\u5b58\u524d\u306b\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u3067\u884c\u3044\u305f\u3044\u51e6\u7406\u3092\u3057\u307e\u3059\u3002\uff08\u4e3b\u306b\u30e6\u30fc\u30b6\u30fc\u304c\u30a8\u30e9\u30fc\u3092\u898b\u3066\u3082\u3069\u3046\u306b\u3082\u3067\u304d\u306a\u3044\u7570\u5e38\u3092\u9632\u3050\u305f\u3081\u306e\u51e6\u7406\u3067\u3059\u3002\uff09<\/p>\n<h4>before_create<\/h4>\n<p>\u30c7\u30fc\u30bf\u4fdd\u5b58\u524d\u306b\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u3067\u884c\u3044\u305f\u3044\u51e6\u7406\u3092\u3057\u307e\u3059\u3002\uff08\u4e3b\u306b\u30e6\u30fc\u30b6\u30fc\u304c\u30a8\u30e9\u30fc\u3092\u898b\u3066\u3082\u3069\u3046\u306b\u3082\u3067\u304d\u306a\u3044\u7570\u5e38\u3092\u9632\u3050\u305f\u3081\u306e\u51e6\u7406\u3067\u3059\u3002\uff09<\/p>\n<h4>around_save<\/h4>\n<h4>around_create<\/h4>\n<h4>after_save<\/h4>\n<p>\u30e2\u30c7\u30eb\u72b6\u614b\u306b\u5fdc\u3058\u3066\u4ed6\u306e\u30e2\u30c7\u30eb\u306e\u72b6\u614b\u3082\u5909\u3048\u305f\u3044\u5834\u5408\u306b\u8a18\u8ff0\u3059\u308b\u51e6\u7406\u3067\u3059\u3002\u307e\u305f\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u30a8\u30e9\u30fc\u3092\u898b\u3066\u3082\u3069\u3046\u306b\u3082\u3067\u304d\u306a\u3044\u7570\u5e38\u3092\u9632\u3050\u305f\u3081\u306e\u51e6\u7406\u3082\u8a18\u8ff0\u3057\u307e\u3059\u3002<\/p>\n<h4>after_create<\/h4>\n<p>\u30e2\u30c7\u30eb\u72b6\u614b\u306b\u5fdc\u3058\u3066\u4ed6\u306e\u30e2\u30c7\u30eb\u306e\u72b6\u614b\u3082\u5909\u3048\u305f\u3044\u5834\u5408\u306b\u8a18\u8ff0\u3059\u308b\u51e6\u7406\u3067\u3059\u3002\u307e\u305f\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u30a8\u30e9\u30fc\u3092\u898b\u3066\u3082\u3069\u3046\u306b\u3082\u3067\u304d\u306a\u3044\u7570\u5e38\u3092\u9632\u3050\u305f\u3081\u306e\u51e6\u7406\u3082\u8a18\u8ff0\u3057\u307e\u3059\u3002<\/p>\n<h2>\u300c\u66f4\u65b0\u51e6\u7406\u300d\u306e\u5834\u5408<\/h2>\n<p>\u30e2\u30c7\u30eb\u306e\u66f4\u65b0\u51e6\u7406\u3092\u3059\u308b\u5834\u5408\u306f\u4e0b\u8a18\u306e\u3088\u3046\u306a\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\u306b\u5206\u304b\u308c\u3066\u304a\u308a\u305d\u308c\u305e\u308c\u306e\u5de5\u7a0b\u306e\u524d\u5f8c\u3067\u30b3\u30fc\u30eb\u30d0\u30c3\u30af\u30e1\u30bd\u30c3\u30c9\u3092\u5b9f\u884c\u3067\u304d\u307e\u3059\u3002<\/p>\n<ul>\n<li>1.\u5bfe\u8c61\u306e\u30e2\u30c7\u30eb\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u691c\u7d22\u3059\u308b\u3002<\/li>\n<li>2.\u691c\u8a3c\u3059\u308b\u3002<\/li>\n<li>3.\u767b\u9332\u3059\u308b\u3002<\/li>\n<\/ul>\n<h3>1.\u5bfe\u8c61\u306e\u30e2\u30c7\u30eb\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u691c\u7d22\u3059\u308b\u3002<\/h3>\n<h4>after_find<\/h4>\n<h4>after_initialize<\/h4>\n<h3>2.\u691c\u8a3c\u3059\u308b\u3002<\/h3>\n<h4>before_validation<\/h4>\n<p>\u691c\u8a3c\u524d\u306b\u5024\u3092\u6b63\u898f\u5316\u3059\u308b\u5834\u5408\u306b\u4f7f\u3063\u305f\u308a\u3057\u307e\u3059\u3002<\/p>\n<h4>after_validation<\/h4>\n<p>\u691c\u8a3c\u5f8c\u306b\u691c\u8a3c\u7d50\u679c\u306e\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u52a0\u5de5\u3059\u308b\u305f\u3081\u306b\u4f7f\u3044\u307e\u3059\u3002<\/p>\n<h3>3.\u66f4\u65b0\u3059\u308b\u3002<\/h3>\n<h4>before_save<\/h4>\n<p>\u30c7\u30fc\u30bf\u4fdd\u5b58\u524d\u306b\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u3067\u884c\u3044\u305f\u3044\u51e6\u7406\u3092\u3057\u307e\u3059\u3002\uff08\u4e3b\u306b\u30e6\u30fc\u30b6\u30fc\u304c\u30a8\u30e9\u30fc\u3092\u898b\u3066\u3082\u3069\u3046\u306b\u3082\u3067\u304d\u306a\u3044\u7570\u5e38\u3092\u9632\u3050\u305f\u3081\u306e\u51e6\u7406\u3067\u3059\u3002\uff09<\/p>\n<h4>before_update<\/h4>\n<p>\u30c7\u30fc\u30bf\u4fdd\u5b58\u524d\u306b\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u3067\u884c\u3044\u305f\u3044\u51e6\u7406\u3092\u3057\u307e\u3059\u3002\uff08\u4e3b\u306b\u30e6\u30fc\u30b6\u30fc\u304c\u30a8\u30e9\u30fc\u3092\u898b\u3066\u3082\u3069\u3046\u306b\u3082\u3067\u304d\u306a\u3044\u7570\u5e38\u3092\u9632\u3050\u305f\u3081\u306e\u51e6\u7406\u3067\u3059\u3002\uff09<\/p>\n<h4>around_save<\/h4>\n<h4>around_update<\/h4>\n<h4>after_save<\/h4>\n<p>\u30e2\u30c7\u30eb\u72b6\u614b\u306b\u5fdc\u3058\u3066\u4ed6\u306e\u30e2\u30c7\u30eb\u306e\u72b6\u614b\u3082\u5909\u3048\u305f\u3044\u5834\u5408\u306b\u8a18\u8ff0\u3059\u308b\u51e6\u7406\u3067\u3059\u3002\u307e\u305f\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u30a8\u30e9\u30fc\u3092\u898b\u3066\u3082\u3069\u3046\u306b\u3082\u3067\u304d\u306a\u3044\u7570\u5e38\u3092\u9632\u3050\u305f\u3081\u306e\u51e6\u7406\u3082\u8a18\u8ff0\u3057\u307e\u3059\u3002<\/p>\n<h4>after_update<\/h4>\n<p>\u30e2\u30c7\u30eb\u72b6\u614b\u306b\u5fdc\u3058\u3066\u4ed6\u306e\u30e2\u30c7\u30eb\u306e\u72b6\u614b\u3082\u5909\u3048\u305f\u3044\u5834\u5408\u306b\u8a18\u8ff0\u3059\u308b\u51e6\u7406\u3067\u3059\u3002\u307e\u305f\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u30a8\u30e9\u30fc\u3092\u898b\u3066\u3082\u3069\u3046\u306b\u3082\u3067\u304d\u306a\u3044\u7570\u5e38\u3092\u9632\u3050\u305f\u3081\u306e\u51e6\u7406\u3082\u8a18\u8ff0\u3057\u307e\u3059\u3002<\/p>\n<h2>\u300c\u524a\u9664\u51e6\u7406\u300d\u306e\u5834\u5408<\/h2>\n<p>\u30e2\u30c7\u30eb\u306e\u524a\u9664\u51e6\u7406\u3092\u3059\u308b\u5834\u5408\u306f\u4e0b\u8a18\u306e\u3088\u3046\u306a\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\u306b\u5206\u304b\u308c\u3066\u304a\u308a\u305d\u308c\u305e\u308c\u306e\u5de5\u7a0b\u306e\u524d\u5f8c\u3067\u30b3\u30fc\u30eb\u30d0\u30c3\u30af\u30e1\u30bd\u30c3\u30c9\u3092\u5b9f\u884c\u3067\u304d\u307e\u3059\u3002<\/p>\n<ul>\n<li>1.\u5bfe\u8c61\u306e\u30e2\u30c7\u30eb\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u691c\u7d22\u3059\u308b\u3002<\/li>\n<li>2.\u524a\u9664\u3059\u308b\u3002<\/li>\n<\/ul>\n<h3>\u5bfe\u8c61\u306e\u30e2\u30c7\u30eb\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u691c\u7d22\u3059\u308b\u3002<\/h3>\n<h4>after_find<\/h4>\n<h4>after_initialize<\/h4>\n<h3>\u524a\u9664\u3059\u308b\u3002<\/h3>\n<h4>before_destroy<\/h4>\n<p>\u524a\u9664\u304cOK\u304b\u78ba\u8a8d\u3057\u30c0\u30e1\u306a\u5834\u5408\u306f\u4f8b\u5916\u3092\u51fa\u529b\u3057\u307e\u3059\u3002<\/p>\n<h4>around_destroy<\/h4>\n<h4>after_destroy<\/h4>\n<p>\u30e2\u30c7\u30eb\u306e\u524a\u9664\u306b\u5fdc\u3058\u3066\u4ed6\u306e\u30e2\u30c7\u30eb\u3082\u524a\u9664\u3059\u308b\u304b\u3069\u3046\u304b\u7b49\u306e\u51e6\u7406\u3092\u8a18\u8ff0\u3057\u307e\u3059\u3002<\/p>\n<h2>\u30d5\u30a3\u30eb\u30bf(Filter)\u3068\u306f\uff1f<\/h2>\n<p>Rails\u306e\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u306e\u6a5f\u80fd\u3067\u30a2\u30af\u30b7\u30e7\u30f3\u3067\u51e6\u7406\u3092\u3059\u308b\u524d\u5f8c\u3067\u4efb\u610f\u306e\u51e6\u7406\u3092\u631f\u3080\u3053\u3068\u3067\u3059\u3002<\/p>\n<h2>\u30b3\u30fc\u30eb\u30d0\u30c3\u30af\u3068\u306e\u4f7f\u3044\u5206\u3051\u306f\uff1f<\/h2>\n<p>\u30a2\u30af\u30b7\u30e7\u30f3\u306e\u524d\u5f8c\u3067\u51e6\u7406\u3092\u8ffd\u52a0\u3067\u304d\u308b\u6a5f\u80fd\u3068\u3057\u3066\u306f\u30b3\u30fc\u30eb\u30d0\u30c3\u30af\u304c\u3042\u308b\u3068\u601d\u3044\u307e\u3059\u3002\u30b3\u30fc\u30eb\u30d0\u30c3\u30af\u306e\u524d\u51e6\u7406\u3067\u4f8b\u3048\u3070\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u3068\u304b\u3092\u3057\u3066\u3057\u307e\u3046\u3068\u305d\u306e\u30a2\u30af\u30b7\u30e7\u30f3\u306f\u7d76\u5bfe\u306b\u51e6\u7406\u304c\u884c\u308f\u308c\u306a\u3044\u5f62\u306b\u306a\u3063\u3066\u3057\u307e\u3044\u307e\u3059\u3002<span style=\"color: #ff0000;\"><strong>\u7279\u5b9a\u306e\u72b6\u6cc1\u3060\u3051\u3067\u3082\u30a2\u30af\u30b7\u30e7\u30f3\u3092\u5b9f\u884c\u3067\u304d\u308b\u3088\u3046\u306b\u3059\u308b\u76ee\u7684<\/strong><\/span>\u3067\u3088\u304f\u4f7f\u308f\u308c\u308b\u306e\u304c\u3053\u306e\u30d5\u30a3\u30eb\u30bf(Filter)\u3068\u3044\u3046\u6a5f\u80fd\u306a\u306e\u3067\u3059\u3002<\/p>\n<h2>\u5b9f\u88c5\u65b9\u6cd5<\/h2>\n<p>\u30d5\u30a3\u30eb\u30bf\u3068\u3057\u3066\u30e1\u30bd\u30c3\u30c9\u3092\u767b\u9332\u3057\u3066\u3001\u5b9f\u969b\u306b\u30e1\u30bd\u30c3\u30c9\u3092\u5b9f\u88c5\u3059\u308b\u3068\u3044\u3046\u3084\u308a\u65b9\u3067\u8ffd\u52a0\u3092\u3057\u307e\u3059\u3002\u5168\u6a5f\u80fd\u5171\u901a\u306e\u6a5f\u80fd\u306e\u30d5\u30a3\u30eb\u30bf\u3092\u5b9f\u88c5\u3059\u308b\u5834\u5408\u306f<span style=\"color: #ff0000;\"><strong>ApplicationController\u306b\u5b9f\u88c5\u3059\u308b<\/strong><\/span>\u3053\u3068\u304c\u4e00\u822c\u7684\u3067\u3059\u3002<\/p>\n<h3>before_action<\/h3>\n<p>\u30a2\u30af\u30b7\u30e7\u30f3\u306e\u524d\u306b\u547c\u3070\u308c\u308b\u30d5\u30a3\u30eb\u30bf\u306e\u3053\u3068\u3067\u3059\u3002<\/p>\n<h4>only\u30aa\u30d7\u30b7\u30e7\u30f3<\/h4>\n<p>\u30d5\u30a3\u30eb\u30bf\u3092\u9069\u7528\u3059\u308b\u30a2\u30af\u30b7\u30e7\u30f3\u3092\u6307\u5b9a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<h3>skip_before_action<\/h3>\n<p>\u7279\u5b9a\u306e\u30a2\u30af\u30b7\u30e7\u30f3\u3060\u3051\u306f\u30d5\u30a3\u30eb\u30bf\u3092\u901a\u3089\u306a\u3044\u3088\u3046\u306b\u3059\u308b\u3053\u3068\u304c\u30c7\u30a4\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u30b3\u30fc\u30eb\u30d0\u30c3\u30af\u3068\u306f\uff1f Rails\u306e\u30e2\u30c7\u30eb\u306b\u306f\u767b\u9332\u51e6\u7406\u3084\u524a\u9664\u51e6\u7406\u7b49\u304c\u3042\u308a\u307e\u3059\u304c\u305d\u306e\u3088\u3046\u306a\u51e6\u7406\u306e\u524d\u5f8c\u306b\u4efb\u610f\u306e\u51e6\u7406\u3092\u631f\u3080\u3053\u3068\u304c\u3067\u304d\u308b\u3053\u3068\u3067\u3059\u3002JavaScript\u3067\u3082\u5f15\u6570\u3068\u3057\u3066\u95a2\u6570\u3092\u6e21\u3057\u3066\u4efb\u610f\u306e\u30bf\u30a4\u30df\u30f3\u30b0\u3067\u5b9f\u884c\u3057\u3066\u3082\u3089\u3046\u30b3\u30fc\u30eb\u30d0 [&hellip;]","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[36],"tags":[],"_links":{"self":[{"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/posts\/7680"}],"collection":[{"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=7680"}],"version-history":[{"count":7,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/posts\/7680\/revisions"}],"predecessor-version":[{"id":19408,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/posts\/7680\/revisions\/19408"}],"wp:attachment":[{"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=7680"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=7680"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=7680"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}