def image_code(request):
image_object, code = check_code()
request.session['image_code'] = code
request.session.set_expiry(60)
stream = BytesIO()
image_object.save(stream, 'png')
return HttpResponse(stream.getvalue())
def image_code(request):
""" 生成图片验证码 """
from io import BytesIO
from utils.image_code import check_code
image_object, code = check_code()
# 将图片验证码写入session中
request.session['image_code'] = code
# 设置过期时间为60s
request.session.set_expiry(60)
# 将图片的内容存储到内存中
stream = BytesIO()
image_object.save(stream, 'png')
# 读取图片二进制内容
return HttpResponse(stream.getvalue())
# # 将图片存储到本地
# with open('code.png', 'wb') as f:
# image_object.save(f, format='png')
#
# # 本地打开文件（可能会造成多个人获取验证码，但是图片名字一样）
# with open('code.png', 'rb') as f:
# data = f.read()
return HttpResponse(data)
def image_code(request):
"""验证码图片"""
image_object, code = check_code()
request.session['img_code'] = code
request.session.set_expiry(90) # 主动修改session过期时间
stream = io.BytesIO()
image_object.save(stream, 'png')
return HttpResponse(stream.getvalue())
def image_code(request):
"""生成图片验证码"""
image_object, code = check_code(char_length=4)
request.session["image_code"] = code
request.session.set_expiry(60) # 主动修改session的过期时间60s
stream = BytesIO()
image_object.save(stream, 'png')
print("图片验证码：", code)
return HttpResponse(stream.getvalue())
def image_code(request):
"""图片验证码"""
from utils.image_code import check_code
from io import BytesIO
image_object, code = check_code()
request.session['image_code'] = code
request.session.set_expiry(180) #主动修改session内容过期时间
stream = BytesIO()
image_object.save(stream, 'png')
return HttpResponse(stream.getvalue())
def image_code(request):
""" 生成图片验证码 """
image_object, code = check_code()
request.session['image_code'] = code
request.session.set_expiry(60) # 主动修改session的过期时间为60s
stream = BytesIO()
image_object.save(stream, 'png')
return HttpResponse(stream.getvalue())
def get(self, request, *args, **kwargs):
from utils.image_code import check_code
image_code_obj, code = check_code()
from io import BytesIO
stream = BytesIO()
image_code_obj.save(stream, 'png')
#讲验证码存入session中
request.session['image_code'] = code
#设置session过期时间为60s
request.session.set_expiry(60)
return HttpResponse(stream.getvalue())
def image_code(request):
"""生成图片验证码"""
image_obj, code = check_code()
# 将code存入session，并设置60s的过期时间
request.session["image_code"] = code
request.session.set_expiry(60)
# 把图片写入到内存中
stream = BytesIO()
image_obj.save(stream, 'png')
return HttpResponse(stream.getvalue())
def img_code(request):
"""读取验证码到内存后返回给页面"""
from utils.image_code import check_code
from io import BytesIO
img, code = check_code()
request.session['image_code'] = code
# 设置超时时间，直接在session中操作，不用redis
request.session.set_expiry(60)
# 读取到内存中
stream = BytesIO()
img.save(stream, 'png')
return HttpResponse(stream.getvalue())
def image_code(request):
from utils.image_code import check_code
from io import BytesIO
image_obj,img_code = check_code()
# 将图片验证码写入session中
request.session["code"] = img_code
#设置session过期时间
request.session.set_expiry(60) # 60秒
# 将图片写入内存中
stream = BytesIO()
image_obj.save(stream,'png')
return HttpResponse(stream.getvalue())
def image_code(request):
"""生成图片验证码"""
from io import BytesIO
from utils.image_code import check_code
image_object, code = check_code()
# 图片验证码保存到session中
request.session['image_code'] = code
# 定义session的过期时间，默认是两周，这里自定义60秒过期
request.session.set_expiry(60)
stream = BytesIO()
image_object.save(stream, "png")
return HttpResponse(stream.getvalue())
def imagec_code(request):
image, code = check_code()
# 将image返回，code保存到session中
# 保存到session中，一个是有sessionid这个唯一key，每次请求都会携带sessionid，这样更方便
# 保存到redis中，一个要自己创建唯一key，另一个还要连接redis，相对更耗性能
request.session['image_code'] = code
request.session.set_expiry(60) # 主动修改session的过期时间为60s
# 把图片的内容写到内存 stream,生成image直接放到内存中
stream = BytesIO()
image.save(stream, 'png')
return HttpResponse(stream.getvalue())
def image_code(request):
'''生成图片验证码'''
from io import BytesIO
from utils.image_code import check_code
image_object, code = check_code()
request.session['image_code'] = code
request.session.set_expiry(60) # 设置验证码过期时间,为60秒
stream = BytesIO()
image_object.save(stream, 'png')
stream.getvalue()
return HttpResponse(stream.getvalue())
def image_code(request):
"""生成图片验证码"""
from io import BytesIO
from utils.image_code import check_code
image_obj, code = check_code()
request.session['image_code'] = code
request.session.set_expiry(60)
stream = BytesIO()
image_obj.save(stream, 'png')
return HttpResponse(stream.getvalue())
def image_code(request):
"""
生成图片验证码
:param request:
:return:
"""
image_object, code = check_code()
print(code)
request.session['image_code'] = code
request.session.set_expiry(180) # 主动修改session的过期时间60秒
# 写入内存
stream = BytesIO()
image_object.save(stream, 'png')
return HttpResponse(stream.getvalue())
