验证码 + session认证
目录结构
.
└── project
├── app01
│ ├── admin.py
│ ├── apps.py
│ ├── __init__.py
│ ├── migrations
│ │ └── __init__.py
│ ├── models.py
│ ├── tests.py
│ └── views.py
├── backend
│ ├── check_code.py
│ └── __init__.py
├── db.sqlite3
├── manage.py
├── Monaco.ttf
├── project
│ ├── __init__.py
│ ├── settings.py
│ ├── urls.py
│ └── wsgi.py
├── static
│ └── jquery
│ └── jquery-1.12.4.js
└── templates
└── login.html
相关文件
代码
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title></title>
</head>
<body>
<form action="/login/" method="POST">
<input type="text" name="username" />
<input type="text" name="pwd" />
<input type="text" name="check_code" />
<img src="/check_code/" onclick="ChangeCode(this);">
<input type="submit" />
</form>
<script>
function ChangeCode(ths){
ths.src = ths.src + '?';
}
</script>
</body>
</html>
from django.shortcuts import render
from django.shortcuts import HttpResponse
import os
import json
import io
from backend import check_code as CheckCode
# Create your views here.
def check_code(request):
"""
生成图片,将图片上的文字保存到session中
将图片内容返回给用户
:param request:
:return:
"""
stream = io.BytesIO()
# img图片对象,code在图像中写的内容
img, code = CheckCode.create_validate_code()
img.save(stream, "png")
request.session["CheckCode"] = code # 放入到session中
return HttpResponse(stream.getvalue())
def login(request):
if request.method == "POST":
input_code = request.POST.get("check_code")
print(input_code.upper(), request.session['CheckCode'].upper())
return render(request, "login.html")