周末手撸管理系统(一)
周末手撸管理系统(一)
已完成
大体模板
- 用户登入注册
明天加商品订单商品进去
完成效果图
注册
登入
1.首先进行设置
settings.py
"""
Django settings for drf_test project.
Generated by 'django-admin startproject' using Django 1.11.22.
For more information on this file, see
https://docs.djangoproject.com/en/1.11/topics/settings/
For the full list of settings and their values, see
https://docs.djangoproject.com/en/1.11/ref/settings/
"""
import os
# Build paths inside the project like this: os.path.join(BASE_DIR, ...)
BASE_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
# Quick-start development settings - unsuitable for production
# See https://docs.djangoproject.com/en/1.11/howto/deployment/checklist/
# SECURITY WARNING: keep the secret key used in production secret!
SECRET_KEY = 'ppa5l3jvxr4k^ow*4o+0_^7@&sa3x+!hb_$artwraa%60iq@g7'
# SECURITY WARNING: don't run with debug turned on in production!
DEBUG = True
ALLOWED_HOSTS = []
# Application definition
INSTALLED_APPS = [
'django.contrib.admin',
'django.contrib.auth',
'django.contrib.contenttypes',
'django.contrib.sessions',
'django.contrib.messages',
'django.contrib.staticfiles',
'drf_api',
]
MIDDLEWARE = [
'django.middleware.security.SecurityMiddleware',
'django.contrib.sessions.middleware.SessionMiddleware',
'django.middleware.common.CommonMiddleware',
# 'django.middleware.csrf.CsrfViewMiddleware',
'django.contrib.auth.middleware.AuthenticationMiddleware',
'django.contrib.messages.middleware.MessageMiddleware',
'django.middleware.clickjacking.XFrameOptionsMiddleware',
]
ROOT_URLCONF = 'drf_test.urls'
TEMPLATES = [
{
'BACKEND': 'django.template.backends.django.DjangoTemplates',
'DIRS': [os.path.join(BASE_DIR, 'templates')]
,
'APP_DIRS': True,
'OPTIONS': {
'context_processors': [
'django.template.context_processors.debug',
'django.template.context_processors.request',
'django.contrib.auth.context_processors.auth',
'django.contrib.messages.context_processors.messages',
],
},
},
]
WSGI_APPLICATION = 'drf_test.wsgi.application'
# Database
# https://docs.djangoproject.com/en/1.11/ref/settings/#databases
DATABASES = {
'default': {
'ENGINE': 'django.db.backends.sqlite3',
'NAME': os.path.join(BASE_DIR, 'db.sqlite3'),
}
}
# Password validation
# https://docs.djangoproject.com/en/1.11/ref/settings/#auth-password-validators
AUTH_PASSWORD_VALIDATORS = [
{
'NAME': 'django.contrib.auth.password_validation.UserAttributeSimilarityValidator',
},
{
'NAME': 'django.contrib.auth.password_validation.MinimumLengthValidator',
},
{
'NAME': 'django.contrib.auth.password_validation.CommonPasswordValidator',
},
{
'NAME': 'django.contrib.auth.password_validation.NumericPasswordValidator',
},
]
# Internationalization
# https://docs.djangoproject.com/en/1.11/topics/i18n/
LANGUAGE_CODE = 'en-us'
TIME_ZONE = 'UTC'
USE_I18N = True
USE_L10N = True
USE_TZ = True
# Static files (CSS, JavaScript, Images)
# https://docs.djangoproject.com/en/1.11/howto/static-files/
STATIC_URL = '/static/'
STATICFILES_DIRS=(os.path.join(BASE_DIR,'static'),)
AUTH_USER_MODEL = "drf_api.UserInfo"
MEDIA_URL = "/img/"
MEDIA_ROOT = os.path.join(BASE_DIR, "img")
2.创建模型以及form组件
models.py
from django.db import models
from django.contrib.auth.models import AbstractUser
# Create your models here.
class UserInfo(AbstractUser):
avatar = models.FileField(upload_to='avatar/', default='avatar/default.png')
class Meta:
verbose_name='用户表'
verbose_name_plural = verbose_name
userinfo_form.py
from django import forms
from django.forms import widgets
from django.core.exceptions import ValidationError
from drf_api import models
class Register(forms.Form):
username=forms.CharField(max_length=18,min_length=3,label="用户名",
error_messages={'max_length':'太长了',
'min_length':'太短了',
'required':'不能为空'},
widget=widgets.TextInput(attrs={'class':'form-control'}),
)
password=forms.CharField(max_length=18,min_length=3,label="密码",
error_messages={'max_length':'太长了',
'min_length':'太短了',
'required':'不能为空'},
widget=widgets.PasswordInput(attrs={'class':'form-control'}),
)
re_pwd=forms.CharField(max_length=18,min_length=3,label="确认密码",
error_messages={'max_length':'太长了',
'min_length':'太短了',
'required':'不能为空'},
widget=widgets.PasswordInput(attrs={'class':'form-control'}),
)
email=forms.EmailField(max_length=18,min_length=3,label="邮箱",
error_messages={'max_length':'太长了',
'min_length':'太短了',
'required':'不能为空'},
widget=widgets.EmailInput(attrs={'class':'form-control'}),
)
def clean_username(self):
name=self.cleaned_data.get('username')
user=models.UserInfo.objects.filter(username=name).first()
if user:
raise ValidationError('用户已经存在')
else:
return name
def clean(self):
pwd=self.cleaned_data.get('password')
r_pwd=self.cleaned_data.get('re_pwd')
if pwd==r_pwd:
return self.cleaned_data
else:
raise ValidationError('两次密码不一致')
3.页面
母版
template.html
{% block title_text %}{% endblock %}
{% block new_css %}
{% endblock %}
{% block data %}
{% endblock %}
{% block new_js %}
{% endblock %}
登入
login.html
{% extends 'template.html' %}
{% block title_text %}
登入
{% endblock %}
{% block new_css %}
{% endblock %}
{% block data %}
{% csrf_token %}
登陆
{% endblock %}
{% block new_js %}
{% endblock %}
登入
register.html
{% extends 'template.html' %}
{% block title_text %}
注册
{% endblock %}
{% block new_css %}
{% endblock %}
{% block data %}
注册
{% endblock %}
{% block new_js %}
{% endblock %}
4.路由
urls.py
from django.conf.urls import url
from django.contrib import admin
from drf_api import views
from django.views.static import serve
from .settings import MEDIA_ROOT
urlpatterns = [
url(r'^admin/', admin.site.urls),
url(r'^register/', views.register),
url(r'^login/', views.login),
url(r'^get_code/', views.get_code),
url(r'^img/(?P.*)', serve, {'document_root': MEDIA_ROOT}),
]
5.视图
from django.shortcuts import render,HttpResponse,redirect
from django.http import JsonResponse
from PIL import Image,ImageDraw,ImageFont
import random
from io import BytesIO
from django.contrib import auth
from drf_api.userinfo_form import Register
from drf_api import models
def register(request):
if request.method=='GET':
form=Register()
return render(request,'register.html',{'form':form})
elif request.is_ajax():
response={'code':100,'msg':None}
form = Register(request.POST)
if form.is_valid():
#校验通过的数据
clean_data=form.cleaned_data
#把re_pwd剔除
clean_data.pop('re_pwd')
#取出头像
avatar=request.FILES.get('avatar')
if avatar:
clean_data['avatar']=avatar
user=models.UserInfo.objects.create_user(**clean_data)
if user:
response['msg'] = '创建成功'
else:
response['code'] = 103
response['msg'] = '创建失败'
else:
response['code']=101
#把校验不通过的数据返回
response['msg']=form.errors
print(type(form.errors))
return JsonResponse(response,safe=False)
def login(request):
if request.method=='GET':
return render(request,'login.html')
else:
print(request.POST)
user_name=request.POST.get('name')
pwd=request.POST.get('pwd')
code=request.POST.get('code')
user=auth.authenticate(username=user_name,password=pwd)
print(user)
if request.session.get('code').upper() !=code.upper(): #忽略大小写
return HttpResponse('验证码错误')
elif not user:
return HttpResponse('账号密码错误')
else:
auth.login(request,user)
return HttpResponse('登入成功')
def get_code(request):
if request.method == 'GET':
img = Image.new('RGB', (350, 40), (random.randint(0, 255), random.randint(0, 255), random.randint(0, 255)))
# 写文字
# 生成一个字体对象
font = ImageFont.truetype('/static/Gabriola.ttf', 34)
# 调用方法，返回一个画板对象
draw = ImageDraw.Draw(img)
new_text =''
# 生成随机8位数字
for x_index in range(1, 8):
num = chr(random.randint(48, 57))
word = chr(random.randint(65, 90))
word_1 = chr(random.randint(97, 122))
text =random.choice((num, word, word_1))
draw.text((x_index * 32, 0),text, font=font)
new_text +=text
# 加点线
width = 320
height = 35
for i in range(5):
x1 = random.randint(0, width)
x2 = random.randint(0, width)
y1 = random.randint(0, height)
y2 = random.randint(0, height)
# 在图片上画线
draw.line((x1, y1, x2, y2), fill=(random.randint(0, 255), random.randint(0, 255), random.randint(0, 255)))
for i in range(33):
# 画点
draw.point([random.randint(0, width), random.randint(0, height)], fill=(random.randint(0, 255), random.randint(0, 255), random.randint(0, 255)))
x = random.randint(0, width)
y = random.randint(0, height)
# 画弧形
draw.arc((x, y, x + 4, y + 4), 0, 90, fill=(random.randint(0, 255), random.randint(0, 255), random.randint(0, 255)))
print(new_text)
#存在session中
request.session['code']=new_text
#存内存
f = BytesIO()
img.save(f, 'png')
return HttpResponse(f.getvalue())
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