{"id":261,"date":"2022-11-11T00:40:17","date_gmt":"2022-11-10T15:40:17","guid":{"rendered":"http:\/\/192.168.0.16:3005\/?p=261"},"modified":"2022-11-11T00:44:32","modified_gmt":"2022-11-10T15:44:32","slug":"django-model%e3%81%ae%e3%83%95%e3%82%a3%e3%83%bc%e3%83%ab%e3%83%89%e9%96%93%e3%81%a7%e3%83%81%e3%82%a7%e3%83%83%e3%82%af%e4%be%8b%e3%81%88%e3%81%b0%e9%96%8b%e5%a7%8b%e6%97%a5%e3%81%a8%e7%b5%82","status":"publish","type":"post","link":"https:\/\/blog.solong.jp\/?p=261","title":{"rendered":"Django Model\u306e\u30d5\u30a3\u30fc\u30eb\u30c9\u9593\u3067\u30c1\u30a7\u30c3\u30af(\u4f8b\u3048\u3070”\u958b\u59cb\u65e5”\u3068”\u7d42\u4e86\u65e5”\u306e\u524d\u5f8c\u95a2\u4fc2)"},"content":{"rendered":"\n

\u4f8b\u3048\u3070\u30bf\u30b9\u30af\u3068\u3044\u3046Model\u3092\u4f5c\u308b\u3068\u3057\u3066\u3001
\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u3001\u30bf\u30b9\u30af\u540d\u79f0\u3068\u3001\u958b\u59cb\u65e5\u3001\u5b8c\u4e86\u671f\u65e5\u3001\u5b8c\u4e86\u65e5\u3068\u3044\u30463\u3064\u306e\u65e5\u4ed8\u30d5\u30a3\u30fc\u30eb\u30c9\u3092\u3064\u3051\u305f\u3068\u3059\u308b\u3002<\/p>\n\n\n\n

from django.db import models\n\nclass Task(models.Model):\n    def __str__(self):\n        return self.title\n    title = models.CharField(max_length=128)\n    start_at = models.DateField('From')\n    due_at =  models.DateField('Due',blank=True,null=True)\n    end_at = models.DateField('To',blank=True,null=True)\n<\/code><\/pre>\n\n\n\n
\u3055\u3066\u3001\u30bf\u30b9\u30af\u767b\u9332\u3059\u308b\u753b\u9762\u3067\u3082\u4f5c\u308d\u3046\u304b\u3063\u3066\u306a\u308b\u3068\u300c\u958b\u59cb\u65e5\u3068\u7d42\u4e86\u65e5\u3092\u9006\u306b\u3057\u305f\u3089\u30a8\u30e9\u30fc\u306b\u306a\u308b\u3088\u3046\u306b\u3057\u305f\u3044\u306a\u300d\u3068\u601d\u3046\u308f\u3051\u3067\u3001Django\u3060\u3068\u3069\u3046\u3044\u3046\u3084\u308a\u3088\u3046\u304c\u3042\u308b\u306e\u304b\u306a\u3001\u3068\u601d\u3063\u3066\u30cd\u30c3\u30c8\u3092\u8abf\u3079\u305f\u3089

 \u2460 save\u30e1\u30bd\u30c3\u30c9\u3092\u30aa\u30fc\u30d0\u30fc\u30e9\u30a4\u30c9
 \u2461 Meta\u306eConstraints\u3092\u4f7f\u3046
 \u2462 form\u306evalidation\u3092\u4f7f\u3046

\u304f\u3089\u3044\u306e\u65b9\u6cd5\u304c\u898b\u3064\u304b\u3063\u305f\u3002<\/p>\n\n\n\n
\u7d50\u8ad6\u306f\u3001\u2460\u304c\u4e00\u756a\u3088\u3055\u305d\u3046\u306b\u898b\u3048\u305f\u306e\u3067\u3053\u308c\u3067\u884c\u304f\u3053\u3068\u306b\u3059\u308b\u3002\u3053\u3046\u3057\u3066\u3057\u307e\u3046\u3002<\/p>\n\n\n\n
from django.db import models\n\nclass Task(models.Model):\n    def __str__(self):\n        return self.title\n    title = models.CharField(max_length=128)\n    start_at = models.DateField('From')\n    due_at =  models.DateField('Due',blank=True,null=True)\n    end_at = models.DateField('To',blank=True,null=True)\n\n    def save(self, *args, **kwargs):\n        if ( (self.dueat is not None) and (self.start_at > self.due_at) ):\n            raise ValidationError(\"Due date is before Start Date.\")\n\n        if ( (self.endat is not None) and (self.start_at > self.end_at) ):\n            raise ValidationError(\"End date is before Start Date.\")\n\n        super(Task, self).save(*args, **kwargs)<\/code><\/pre>\n\n\n\n
\u2461\u306f\u3001Django\u516c\u5f0f\u306e\u30ac\u30a4\u30c9<\/a>\u306b\u3082\u4f55\u3084\u304b\u3084\u66f8\u3044\u3066\u3042\u308b\u3093\u3060\u3051\u3069\u3001\u591a\u5206\u4eca\u56de\u3084\u308a\u305f\u3044\u3053\u3068\u304c\u305d\u3082\u305d\u3082\u3067\u304d\u306a\u3044\u3002\u30c6\u30b9\u30c8\u3082\u3057\u3066\u306a\u3044\u3051\u3069\u3001\u6563\u3005\u9811\u5f35\u3063\u3066\u3067\u304d\u306a\u304b\u3063\u305f\u3063\u3066\u3044\u3046\u30aa\u30c1\u304c\u4f55\u3068\u306a\u304f\u4e88\u60f3\u3055\u308c\u308b\u3002<\/p>\n\n\n\n
\u2462\u306f\u305f\u3076\u3093\u3067\u304d\u308b\u3051\u3069\u3001\u3069\u3046\u3082Django\u306eForm\u306f\u3042\u307e\u308a\u4fe1\u7528\u3057\u3066\u3044\u306a\u304f\u3066\u7d30\u304b\u3044\u4f7f\u3044\u65b9\u304c\u308f\u304b\u3089\u306a\u3044\u3057\u3001\u5148\u3005API\u3068\u304b\u30d0\u30c3\u30c1\u51e6\u7406\u3068\u304b\u66f8\u3044\u3066\u3001\u76f4\u63a5Model\u306eSave\u3068\u304b\u53e9\u304b\u305b\u305f\u308a\u3057\u305f\u3068\u304d\u306b\u52b9\u304b\u306a\u3044\u3060\u308d\u3046\u304b\u3089\u3001\u30a4\u30e4\u306a\u306e\u3067\u3084\u3081\u305f\u3002\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8<\/a>\u3082\u306a\u306a\u3081\u8aad\u307f\u3057\u305f\u3060\u3051\u3067\u3082\u7406\u89e3\u5927\u5909\u305d\u3046\u3002<\/p>\n\n\n\n
Model\u306b\u3088\u308b\u30c7\u30fc\u30bf\u306e\u4fdd\u5b58\u306bsave\u30e1\u30bd\u30c3\u30c9\u901a\u3089\u306a\u3044\u3053\u3068\u306a\u3093\u3066\u3042\u308b\u306e\u304b\u306a\u3002\u591a\u5206\u306a\u3044\u304b\u3089\u3084\u3063\u3071\u308a\u2460\u304c\u78ba\u5b9f\u304b\u306a\u3001\u3068\u3044\u3046\u306e\u304c\u3044\u3063\u305f\u3093\u7d50\u8ad6\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u4f8b\u3048\u3070\u30bf\u30b9\u30af\u3068\u3044\u3046Model\u3092\u4f5c\u308b\u3068\u3057\u3066\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u3001\u30bf\u30b9\u30af\u540d\u79f0\u3068\u3001\u958b\u59cb\u65e5\u3001\u5b8c\u4e86\u671f\u65e5\u3001\u5b8c\u4e86\u65e5\u3068\u3044\u30463\u3064\u306e\u65e5\u4ed8\u30d5\u30a3\u30fc\u30eb\u30c9\u3092\u3064\u3051\u305f\u3068\u3059\u308b\u3002 \u3055\u3066\u3001\u30bf\u30b9\u30af\u767b\u9332\u3059\u308b\u753b\u9762\u3067\u3082\u4f5c\u308d\u3046\u304b\u3063\u3066\u306a\u308b\u3068\u300c\u958b\u59cb\u65e5\u3068\u7d42\u4e86\u65e5\u3092\u9006\u306b\u3057\u305f\u3089\u30a8\u30e9\u30fc\u306b\u306a\u308b\u3088\u3046\u306b\u3057\u305f\u3044\u306a\u300d\u3068\u601d\u3046\u308f\u3051\u3067\u3001Django\u3060\u3068\u3069\u3046\u3044\u3046\u3084\u308a\u3088\u3046\u304c\u3042\u308b\u306e\u304b\u306a\u3001\u3068\u601d\u3063\u3066\u30cd\u30c3\u30c8\u3092\u8abf\u3079\u305f\u3089 \u2460 save\u30e1\u30bd\u30c3\u30c9\u3092\u30aa\u30fc\u30d0\u30fc\u30e9\u30a4\u30c9 \u2461 Meta\u306eConstraints\u3092\u4f7f\u3046 \u2462 form\u306evalidation\u3092\u4f7f\u3046 \u304f\u3089\u3044\u306e\u65b9\u6cd5\u304c\u898b\u3064\u304b\u3063\u305f\u3002 \u7d50\u8ad6\u306f\u3001\u2460\u304c\u4e00\u756a\u3088\u3055\u305d\u3046\u306b\u898b\u3048\u305f\u306e\u3067\u3053\u308c\u3067\u884c\u304f\u3053\u3068\u306b\u3059\u308b\u3002\u3053\u3046\u3057\u3066\u3057\u307e\u3046\u3002 \u2461\u306f\u3001Django\u516c\u5f0f\u306e\u30ac\u30a4\u30c9\u306b\u3082\u4f55\u3084\u304b\u3084\u66f8\u3044\u3066\u3042\u308b\u3093\u3060\u3051\u3069\u3001\u591a\u5206\u4eca\u56de\u3084\u308a\u305f\u3044\u3053\u3068\u304c\u305d\u3082\u305d\u3082\u3067\u304d\u306a\u3044\u3002\u30c6\u30b9\u30c8\u3082\u3057\u3066\u306a\u3044\u3051\u3069\u3001\u6563\u3005\u9811\u5f35\u3063\u3066\u3067\u304d\u306a\u304b\u3063\u305f\u3063\u3066\u3044\u3046\u30aa\u30c1\u304c\u4f55\u3068\u306a\u304f\u4e88\u60f3\u3055\u308c\u308b\u3002 \u2462\u306f\u305f\u3076\u3093\u3067\u304d\u308b\u3051\u3069\u3001\u3069\u3046\u3082Django\u306eForm\u306f\u3042\u307e\u308a\u4fe1\u7528\u3057\u3066\u3044\u306a\u304f\u3066\u7d30\u304b\u3044\u4f7f\u3044\u65b9\u304c\u308f\u304b\u3089\u306a\u3044\u3057\u3001\u5148\u3005API\u3068\u304b\u30d0\u30c3\u30c1\u51e6\u7406\u3068\u304b\u66f8\u3044\u3066\u3001\u76f4\u63a5Model\u306eSave\u3068\u304b\u53e9\u304b\u305b\u305f\u308a\u3057\u305f\u3068\u304d\u306b\u52b9\u304b\u306a\u3044\u3060\u308d\u3046\u304b\u3089\u3001\u30a4\u30e4\u306a\u306e\u3067\u3084\u3081\u305f\u3002\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3082\u306a\u306a\u3081\u8aad\u307f\u3057\u305f\u3060\u3051\u3067\u3082\u7406\u89e3\u5927\u5909\u305d\u3046\u3002 Model\u306b\u3088\u308b\u30c7\u30fc\u30bf\u306e\u4fdd\u5b58\u306bsave\u30e1\u30bd\u30c3\u30c9\u901a\u3089\u306a\u3044\u3053\u3068\u306a\u3093\u3066\u3042\u308b\u306e\u304b\u306a\u3002\u591a\u5206\u306a\u3044\u304b\u3089\u3084\u3063\u3071\u308a\u2460\u304c\u78ba\u5b9f\u304b\u306a\u3001\u3068\u3044\u3046\u306e\u304c\u3044\u3063\u305f\u3093\u7d50\u8ad6\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7],"tags":[],"class_list":["post-261","post","type-post","status-publish","format-standard","hentry","category-web"],"_links":{"self":[{"href":"https:\/\/blog.solong.jp\/index.php?rest_route=\/wp\/v2\/posts\/261","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.solong.jp\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.solong.jp\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.solong.jp\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.solong.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=261"}],"version-history":[{"count":2,"href":"https:\/\/blog.solong.jp\/index.php?rest_route=\/wp\/v2\/posts\/261\/revisions"}],"predecessor-version":[{"id":264,"href":"https:\/\/blog.solong.jp\/index.php?rest_route=\/wp\/v2\/posts\/261\/revisions\/264"}],"wp:attachment":[{"href":"https:\/\/blog.solong.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=261"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.solong.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=261"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.solong.jp\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=261"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}