12.编写注册接口

1.编写注册接口

1.1 user/urls.py中添加路由

urlpatterns = [
	    path('register/', views.RegisterView.as_view()),  # 注册视图,  /user/register/ 
]

1.2 user/views.py中写注册视图函数

class RegisterView(APIView):
	
	"""    
	用户注册, 权限是: 匿名用户可访问    
	"""
	# 自定义权限类
	permission_classes = (AllowAny,)
	
	def post(self, request):
		"""        
		接收邮箱和密码, 前端校验两遍一致性, 注册成功后返回成功, 然后用户自行登录获取token        
		1. 随机用户名        
		2. 生成用户        
		3. 设置用户密码        
		4. 保存用户        
		5.:param request:        
		6. :return:  {'code':0,'msg':'注册成功'}        
		"""
		email = request.data.get('email')
		passwrod = request.data.get('password')
		
		if all([email, passwrod]):
			pass
		else:
			return Response({'code':9999,'msg':'参数不全'})
			
		rand_name = self.randomUsername()
	
		user = User(username=rand_name, email=email)
		user.set_password(passwrod)
		user.save()
		
		return Response({'code': 0, 'msg': '注册成功'})

	def randomUsername(self):
		"""        
		生成随机用户名: 格式: SYL + 年月日时分 + 5位随机数        
		:return:        
		"""

		d = datetime.datetime.now()
		base = 'SYL'
		time_str = '%04d%02d%02d%02d%02d' % (d.year, d.month, d.day, d.hour, d.minute)
		rand_num = str(random.randint(10000, 99999))
		return base + time_str + rand_num

2.重写django认证

2.1 syl/settings.py中指定自定义后端认证函数位置

#	自定义验证后端
AUTHENTICATION_BACKENDS = ['user.utils.EmailAuthBackend']

2.2 user/utils.py中重写认证函数

# 以前使用username进行用户验证,现在修改成email进行验证
class EmailAuthBackend: 
	def authenticate(self, request, username=None, password=None):
		try:
			user = User.objects.get(username=username)
		except Exception as e:
			user = None
		if not user:
			try:
				user = User.objects.get(email=username)
			except Exception as e:
				user = None
		if user and user.check_password(password):
			return user
		else:
			return None
	def get_user(self, user_id):
		try:
			return User.objects.get(pk=user_id)
		except User.DoesNotExist:
			return None

3.注册用户 & 测试登录

3.1 注册接口测试

http://192.168.56.100:8888/user/register/

在这里插入图片描述

3.2 登录接口测试

注: 认证时只能识别username,所以必须要在请求中携带username字段

http://192.168.56.100:8888/user/login/

在这里插入图片描述

3.3 获取用户列表接口测试

  • 访问接口

      http://192.168.56.100:8888/user/user/5/
    
  • 自定义权限

# 自定义权限类 
permission_classes = (MyPermission,) 
# 自定义认证类, 自定义会覆盖全局配置 
authentication_classes = (JSONWebTokenAuthentication,)

在这里插入图片描述

原文地址:https://www.cnblogs.com/mbitions/p/13780198.html