{"id":61195,"date":"2024-10-13T09:13:16","date_gmt":"2024-10-13T01:13:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/61195\/"},"modified":"2024-10-13T09:13:16","modified_gmt":"2024-10-13T01:13:16","slug":"django%e5%af%a6%e7%8f%be%e6%95%b8%e6%93%9a%e5%ba%ab%e6%90%9c%e7%b4%a2%e5%8f%8a%e7%b5%90%e6%9e%9c%e5%b1%95%e7%a4%ba%e6%95%99%e7%a8%8b-django%e6%90%9c%e7%b4%a2%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%a6","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/61195\/","title":{"rendered":"Django\u5be6\u73fe\u6578\u64da\u5eab\u641c\u7d22\u53ca\u7d50\u679c\u5c55\u793a\u6559\u7a0b (django\u641c\u7d22\u6578\u64da\u5eab\u4e26\u986f\u793a)"},"content":{"rendered":"

Django\u5be6\u73fe\u6578\u64da\u5eab\u641c\u7d22\u53ca\u7d50\u679c\u5c55\u793a\u6559\u7a0b<\/h1>\n

Django\u662f\u4e00\u500b\u5f37\u5927\u7684Web\u6846\u67b6\uff0c\u80fd\u5920\u5e6b\u52a9\u958b\u767c\u8005\u5feb\u901f\u69cb\u5efa\u9ad8\u6548\u7684Web\u61c9\u7528\u3002\u5728\u8a31\u591a\u61c9\u7528\u4e2d\uff0c\u6578\u64da\u5eab\u641c\u7d22\u529f\u80fd\u662f\u5fc5\u4e0d\u53ef\u5c11\u7684\uff0c\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u5728Django\u4e2d\u5be6\u73fe\u6578\u64da\u5eab\u641c\u7d22\u53ca\u7d50\u679c\u5c55\u793a\u7684\u529f\u80fd\u3002<\/p>\n

\u74b0\u5883\u6e96\u5099<\/h2>\n

\u5728\u958b\u59cb\u4e4b\u524d\uff0c\u78ba\u4fdd\u4f60\u5df2\u7d93\u5b89\u88dd\u4e86Django\u3002\u5982\u679c\u5c1a\u672a\u5b89\u88dd\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u9032\u884c\u5b89\u88dd\uff1a<\/p>\n

pip install django<\/code><\/pre>\n
\u63a5\u4e0b\u4f86\uff0c\u5275\u5efa\u4e00\u500b\u65b0\u7684Django\u9805\u76ee\uff1a<\/p>\n
django-admin startproject myproject<\/code><\/pre>\n
\u7136\u5f8c\u9032\u5165\u9805\u76ee\u76ee\u9304\u4e26\u5275\u5efa\u4e00\u500b\u65b0\u7684\u61c9\u7528\uff1a<\/p>\n
cd myproject\ndjango-admin startapp myapp<\/code><\/pre>\n
\u8a2d\u7f6e\u6578\u64da\u6a21\u578b<\/h2>\n
\u5728Django\u4e2d\uff0c\u6578\u64da\u6a21\u578b\u662f\u7528\u4f86\u5b9a\u7fa9\u6578\u64da\u7d50\u69cb\u7684\u3002\u5047\u8a2d\u6211\u5011\u8981\u641c\u7d22\u7684\u6578\u64da\u662f\u66f8\u7c4d\u4fe1\u606f\uff0c\u6211\u5011\u53ef\u4ee5\u5728myapp\u7684models.py\u4e2d\u5b9a\u7fa9\u4e00\u500bBook\u6a21\u578b\uff1a<\/p>\n
from django.db import models\n\nclass Book(models.Model):\n    title = models.CharField(max_length=200)\n    author = models.CharField(max_length=100)\n    published_date = models.DateField()\n\n    def __str__(self):\n        return self.title<\/code><\/pre>\n
\u63a5\u4e0b\u4f86\uff0c\u904b\u884c\u4ee5\u4e0b\u547d\u4ee4\u4f86\u5275\u5efa\u6578\u64da\u5eab\u8868\uff1a<\/p>\n
python manage.py makemigrations\npython manage.py migrate<\/code><\/pre>\n
\u5275\u5efa\u641c\u7d22\u8868\u55ae<\/h2>\n
\u70ba\u4e86\u5be6\u73fe\u641c\u7d22\u529f\u80fd\uff0c\u6211\u5011\u9700\u8981\u5275\u5efa\u4e00\u500b\u8868\u55ae\u3002\u5728myapp\u7684forms.py\u4e2d\uff0c\u6211\u5011\u53ef\u4ee5\u9019\u6a23\u5b9a\u7fa9\uff1a<\/p>\n
from django import forms\n\nclass SearchForm(forms.Form):\n    query = forms.CharField(label='Search', max_length=100)<\/code><\/pre>\n
\u7de8\u5beb\u8996\u5716\u51fd\u6578<\/h2>\n
\u63a5\u4e0b\u4f86\uff0c\u6211\u5011\u9700\u8981\u7de8\u5beb\u4e00\u500b\u8996\u5716\u51fd\u6578\u4f86\u8655\u7406\u641c\u7d22\u8acb\u6c42\u3002\u5728myapp\u7684views.py\u4e2d\uff0c\u6211\u5011\u53ef\u4ee5\u9019\u6a23\u5be6\u73fe\uff1a<\/p>\n
from django.shortcuts import render\nfrom .models import Book\nfrom .forms import SearchForm\n\ndef search(request):\n    form = SearchForm()\n    results = []\n    \n    if 'query' in request.GET:\n        form = SearchForm(request.GET)\n        if form.is_valid():\n            query = form.cleaned_data['query']\n            results = Book.objects.filter(title__icontains=query)\n    \n    return render(request, 'myapp\/search.html', {'form': form, 'results': results})<\/code><\/pre>\n
\u5275\u5efa\u6a21\u677f<\/h2>\n
\u6700\u5f8c\uff0c\u6211\u5011\u9700\u8981\u5275\u5efa\u4e00\u500b\u6a21\u677f\u4f86\u986f\u793a\u641c\u7d22\u8868\u55ae\u548c\u7d50\u679c\u3002\u5728myapp\u7684templates\/myapp\/search.html\u4e2d\uff0c\u6211\u5011\u53ef\u4ee5\u9019\u6a23\u7de8\u5beb\uff1a<\/p>\n
<h1>\u66f8\u7c4d\u641c\u7d22<\/h1>\n<form method=\"get\">\n    {{ form.as_p }}\n    <button type=\"submit\">\u641c\u7d22<\/button>\n<\/form>\n\n<h2>\u641c\u7d22\u7d50\u679c<\/h2>\n<ul>\n    {% for book in results %}\n        <li>{{ book.title }} - {{ book.author }} ({{ book.published_date }})<\/li>\n    {% empty %}\n        <li>\u6c92\u6709\u627e\u5230\u7d50\u679c<\/li>\n    {% endfor %}\n<\/ul><\/code><\/pre>\n
\u914d\u7f6eURL<\/h2>\n
\u6700\u5f8c\uff0c\u6211\u5011\u9700\u8981\u5728myapp\u7684urls.py\u4e2d\u914d\u7f6eURL\u8def\u7531\uff1a<\/p>\n
from django.urls import path\nfrom .views import search\n\nurlpatterns = [\n    path('search\/', search, name='search'),\n]<\/code><\/pre>\n
\u7e3d\u7d50<\/h2>\n
\u901a\u904e\u4ee5\u4e0a\u6b65\u9a5f\uff0c\u6211\u5011\u6210\u529f\u5730\u5728Django\u4e2d\u5be6\u73fe\u4e86\u6578\u64da\u5eab\u641c\u7d22\u53ca\u7d50\u679c\u5c55\u793a\u7684\u529f\u80fd\u3002\u9019\u500b\u529f\u80fd\u53ef\u4ee5\u6839\u64da\u7528\u6236\u7684\u8f38\u5165\u5728\u6578\u64da\u5eab\u4e2d\u67e5\u627e\u76f8\u95dc\u7684\u66f8\u7c4d\u4fe1\u606f\uff0c\u4e26\u5c07\u7d50\u679c\u986f\u793a\u5728\u7db2\u9801\u4e0a\u3002Django\u7684\u5f37\u5927\u4e4b\u8655\u5728\u65bc\u5176\u7c21\u55ae\u6613\u7528\u7684API\u548c\u9748\u6d3b\u7684\u67b6\u69cb\uff0c\u4f7f\u5f97\u958b\u767c\u8005\u80fd\u5920\u5feb\u901f\u69cb\u5efa\u51fa\u529f\u80fd\u8c50\u5bcc\u7684Web\u61c9\u7528\u3002<\/p>\n
\u5982\u679c\u4f60\u6b63\u5728\u5c0b\u627e\u7a69\u5b9a\u7684 \u9999\u6e2fVPS<\/a> \u4f86\u90e8\u7f72\u4f60\u7684Django\u61c9\u7528\uff0cServer.HK\u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u9700\u6c42\u7684\u7528\u6236\u3002\u7121\u8ad6\u662f\u5c0f\u578b\u9805\u76ee\u9084\u662f\u5927\u578b\u61c9\u7528\uff0c\u6211\u5011\u7684 \u4e91\u670d\u52d9\u5668<\/a> \u90fd\u80fd\u70ba\u4f60\u63d0\u4f9b\u53ef\u9760\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u5b78\u7fd2\u5982\u4f55\u4f7f\u7528Django\u5be6\u73fe\u6578\u64da\u5eab\u641c\u7d22\u529f\u80fd\uff0c\u4e26\u6709\u6548\u5c55\u793a\u641c\u7d22\u7d50\u679c\u7684\u8a73\u7d30\u6559\u7a0b\uff0c\u63d0\u5347\u4f60\u7684Web\u958b\u767c\u6280\u80fd\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-61195","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/61195","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=61195"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/61195\/revisions"}],"predecessor-version":[{"id":61196,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/61195\/revisions\/61196"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=61195"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=61195"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=61195"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}