Django使用HTTP协议向服务器传参方式小结

class TestQuery(View):

    def get(self, request):
        # 获取查询字符串参数name、age
        name = request.GET.get('name', 'lx')
        age = request.GET.get('age', '0')

        return HttpResponse('查询字符串参数：%s  %s' % (name, age))

class TestQuery(View):

    def post(self, request):
        # 获取表单类型请求体参数中的username、password
        username = request.POST.get('username')
        password = request.POST.get('password')

        return HttpResponse('表单类型请求体参数：%s  %s' % (username, password))

class TestQuery(View):

    def post(self, request):
        # 获取请求体中原始的JSON数据
        json_str = request.body
        # 使用json模块将原始的JSON数据转字典
        json_dict = json.loads(json_str)
        # 请求体参数中的username、password
        username = json_dict.get('username')
        password = json_dict.get('password')

        return HttpResponse('表单类型请求体参数：%s  %s' % (username, password))

class TestQuery(View):

    def get(self, request, age):
        #提取路径参数是在路由中完成的，因为路径是在路由系统中处理的
        print('提取的路径传参:',age)
        return HttpResponse('path()提取普通路径参数：%s' % age)

DEFAULT_CONVERTERS = {
    'int': IntConverter(), # 匹配正整数，包含0
    'path': PathConverter(), # 匹配任何非空字符串，包含了路径分隔符
    'slug': SlugConverter(), # 匹配字母、数字以及横杠、下划线组成的字符串
    'str': StringConverter(), # 匹配除了路径分隔符（/）之外的非空字符串，这是默认的形式
    'uuid': UUIDConverter(), # 匹配格式化的uuid，如 075194d3-6885-417e-a8a8-6c931e272f00
}

from django.urls import path, register_converter
from . import views
class MobileConverter:
  """自定义路由转换器：匹配手机号"""
  # 匹配手机号码的正则
  regex = '1[3-9]\d{9}'

  def to_python(self, value):
      # 将匹配结果传递到视图内部时使用
      return int(value)

  def to_url(self, value):
      # 将匹配结果用于反向解析传值时使用
      return str(value)

# 注册自定义路由转换器
# register_converter(自定义路由转换器, '别名')
register_converter(MobileConverter, 'mobile')

urlpatterns = [
    # path('pratice/register/‘路由转换器'：变量>, views.TestQuery.as_view()),
    # path('pratice/register/int:age>', views.TestQuery.as_view()),
    path('pratice/register/mobile:phone_num>', views.TestQuery.as_view()),
]

class TestQuery(View):

    def get(self, request,phone_num):
        #提取路径参数是在路由中完成的，因为路径是在路由系统中处理的
        print('提取的路径传参:',phone_num)
        return HttpResponse('path()提取普通路径参数：%s' % phone_num)

re_path(r'^pratice/register/(?Pphone_num>1[3-9]\d{9})/$', views.TestQuery.as_view()),

class TestQuery(View):

    def get(self, request,phone_num):
        #提取路径参数是在路由中完成的，因为路径是在路由系统中处理的
        print('提取的路径传参:',phone_num)
        return HttpResponse('path()提取普通路径参数：%s' % phone_num)

CONTENT_LENGTH – The length of the request body (as a string).
CONTENT_TYPE – The MIME type of the request body.
HTTP_ACCEPT – Acceptable content types for the response.
HTTP_ACCEPT_ENCODING – Acceptable encodings for the response.
HTTP_ACCEPT_LANGUAGE – Acceptable languages for the response.
HTTP_HOST – The HTTP Host header sent by the client.
HTTP_REFERER – The referring page, if any.
HTTP_USER_AGENT – The client's user-agent string.
QUERY_STRING – The query string, as a single (unparsed) string.
REMOTE_ADDR – The IP address of the client.
REMOTE_HOST – The hostname of the client.
REMOTE_USER – The user authenticated by the Web server, if any.
REQUEST_METHOD – A string such as "GET" or "POST".
SERVER_NAME – The hostname of the server.
SERVER_PORT – The port of the server (as a string).

class HeadersParamView(View):
    """提取请求头参数"""

    def get(self, request):
        # 获取请求头中文件的类型
        ret = request.META.get('CONTENT_TYPE')
        return http.HttpResponse('go')