DjangoCaptcha

介绍

在django中生成英文单词验证码,提供验证码图片生成,检查验证码等功能

在线demo http://django-captcha.t-y.me/

新特性

• 新增数字验证码模式
• 字体尺寸根据图片长宽自适应

TODO

• 增加干扰强度的配置选项，用户可以根据需要选择不同的干扰强度输出
• 增加默认单词库的长度
• 增加批量生成验证码图片功能

Guide

####Install####

pip install DjangoCaptcha
or
easy_install DjangoCaptcha

####Display####

# views.py
from DjangoCaptcha import Captcha
def code(request):
    ca =  Captcha(request)
    ca.words = ['hello','world','helloworld']
    ca.type = 'word'
    return ca.display()

or

from DjangoCaptcha import Captcha
def code(request):
    figures         = [2,3,4,5,6,7,8,9]
    ca              = Captcha(request)
    ca.words        = [''.join([str(random.sample(figures,1)[0]) for i in range(0,4)])]
    ca.type         = 'word'
    ca.img_width    = 100
    ca.img_height   = 30
    return ca.display()

Validate

# Views.py
from DjangoCaptcha import Captcha
def index(request):
    _code = request.GET.get('code') or ''
    if not _code:
        return render('index.html',locals())

    ca = Captcha(request)
    if ca.validate(_code):
        return HttpResponse('验证成功')
    else:
        return HttpResponse('验证失败')

Config

---

width of captch image

ca.img_width = 150

height of captch image

ca.img_height = 30

type fo captch ('number'/'word')

ca.type = 'number' or ca.type = 'word'