京西商城——用户注册和获取用户信息接口开发

user/views.py
from django.http import HttpResponse
from rest_framework.views import APIView

from apps.user.models import User
from apps.user.serializers import UserSerializer
from utils.ResponseMessage import UserResponse

class UserView(APIView):
    def post(self, request, *args, **kwargs):
        # 反序列化
        data = request.data
        user_ser = UserSerializer(data=data)
        # print(type(user_ser))  # 'apps.user.serializers.UserSerializer'
        if user_ser.is_valid(raise_exception=True):
            user = user_ser.save()
            # print(type(user))  # 'apps.user.models.User'
            # 序列化
            user_json_data = UserSerializer(instance=user)
            # print(user_json_data) # {'user_id': 41, 'gender_text': '男', 'name': '叫我DPT', 'email': '[email protected]', 'mobile': '13191273507', 'create_time': '2024-04-01T03:23:21.037525Z'}
            return UserResponse.success(user_json_data.data)
        else:
            return HttpResponse(user_ser.errors)

    def get(self, request, *args, **kwargs):
        email = request.GET.get('email')
        user = User.objects.get(email=email)
        user_json_data = UserSerializer(instance=user)
        return UserResponse.success(user_json_data.data)

user/serializers.py
from django.core.validators import EmailValidator
from rest_framework import serializers
from apps.user.models import User
from utils.password_encode import get_md5


class UserSerializer(serializers.ModelSerializer):
    gender_display = serializers.CharField(source='get_gender_display', read_only=True)

    class Meta():
        model = User
        fields = "__all__"
        extra_kwargs = {
            'name': {'required': True, 'max_length': 8, 'min_length': 2},
            'email': {'required': True, 'validators': [EmailValidator(message='邮箱格式错误')]},
            'gender': {'required': True, 'write_only': True},
            'mobile': {'required': True},
            'password': {'required': True, 'write_only': True, 'min_length': 6, 'max_length': 60},
        }

    def to_representation(self, instance):
        representation = super(UserSerializer, self).to_representation(instance)
        print(instance.get_gender_display())
        representation['gender_display'] = instance.get_gender_display()
        return representation

    def validate_mobile(self, value):
        if len(value) != 11:
            raise serializers.ValidationError('手机号输入错误')
        else:
            return value

    def create(self, validated_data):
        # print(validated_data)  # {'name': '叫我DPT', 'gender': 1, 'email': '[email protected]', 'mobile': '13191273507', 'password': '123456'}
        if 'password' in validated_data:
            validated_data['password'] = get_md5(validated_data['password'])  # md5加密
        result = User.objects.create(**validated_data)
        return result

utils/password_encode.py
import hashlib

def get_md5(password):
    # 确保password是字符串类型
    if not isinstance(password, str):
        password = str(password)
    # 创建一个md5对象
    md5 = hashlib.md5()
    # 提供要加密的字符串，md5的输入必须是字节类型，所以需要将字符串编码成字节
    md5.update(password.encode('utf-8'))
    # 获取加密后的16进制字符串
    password_md5 = md5.hexdigest()
    return password_md5

user/models.py
from django.db import models

class User(models.Model):
    user_id = models.AutoField(primary_key=True, unique=True, verbose_name="用户ID")
    name = models.CharField(max_length=255, unique=True, null=False, verbose_name='用户名')
    gender = models.CharField(max_length=255, null=False, choices=[(1, "男"), (0, "女")], verbose_name='用户性别')
    email = models.EmailField(max_length=255, unique=True, null=False, verbose_name='用户邮箱')
    mobile = models.CharField(max_length=11, unique=True, null=False, verbose_name='用户手机号码')
    password = models.CharField(max_length=60, null=False, verbose_name='用户密码')
    create_time = models.DateTimeField(auto_now_add=True, verbose_name='用户注册时间')

    def get_gender_display(self):
        if self.gender == '1':
            return '男'
        else:
            return '女'

    class Meta:
        db_table = 'user'

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