def get(self):
mstream = io.BytesIO()
img, code = check_code.create_validate_code()
img.save(mstream, "GIF")
# self.session["CheckCode"] = code
# print(mstream.getvalue())
self.write(mstream.getvalue())
def get(self, *args, **kwargs):
global CODE
image, CODE = check_code.create_validate_code()
# BytesIO操作二进制数据，将验证码图形写入内存
mstream = io.BytesIO()
image.save(mstream, 'GIF')
self.write(mstream.getvalue())
def get(self, *args, **kwargs):
import check_code
import io
mstream = io.BytesIO()
img, code = check_code.create_validate_code()
img.save(mstream, "GIF")
self.session["CheckCode"] = code
print(mstream.getvalue())
self.write(mstream.getvalue())
def yanzhengma(request):
import io
import check_code as CheckCode
stream = io.BytesIO()
img, code = CheckCode.create_validate_code()
img.save(stream, "png")
request.session["CheckCode"] = code
return HttpResponse(stream.getvalue())
def check_code(request):
import io
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")
# 图片页面中显示,立即把session中的CheckCode更改为目前的随机字符串值
request.session["CheckCode"] = code
return HttpResponse(stream.getvalue())
def get(self):
# 很多时候，数据读写不一定是文件，也可以在内存中读写,BytesIO实现了在内存中读写bytes
mstream = io.BytesIO() #创建一个BytesIO，存在于内存中
#创建图片，并写入验证码
img, code = check_code.create_validate_code()
#将图片对象写入到mstream中
img.save(mstream, "GIF")
#为每个用户保存其验证码
self.session["check_code"] = code
self.write(mstream.getvalue()) #读取图片上的内容，写到页面上
def get(self, *args, **kwargs):
#生成图片并且返回，用write来返回
import io
import check_code
mstream = io.BytesIO() #相当于在内存里创建了个临时文件
img,code = check_code.create_validate_code() #创建图片对象，生成验证码,
img.save(mstream,"GIF")# 将图片写入到io中，io是用来做输入和输出的
#mstream.getvalue()相当于读到了图片里面的内容。
self.session["Checkcode"] = code.upper() #将code大写化以后放入session，对应"Checkcode"
self.write(mstream.getvalue())
def get(self, *args, **kwargs):
# 创建一个容器，相当于在内存中临时创建一个文件
mstream = io.BytesIO()
# 创建图片并写入验证码
img, code = check_code.create_validate_code()
# 将图片写入到容器中
img.save(mstream, 'GIF')
# 将Code写入到session中,为每个用户保存验证码
self.session['CheckCode'] = code
# 将图片中的内容返回到页面
self.write(mstream.getvalue())
def get(self, *args, **kwargs):
#生成图片并返回
import io
import check_code
mstream = io.BytesIO()
#创建图片，并写入验证码
img, code = check_code.create_validate_code()
#将图片对象写入mstream
img.save(mstream, "GIF")
#为每个用户保存验证码
self.session["CheckCode"] = code
self.write(mstream.getvalue())
def get(self):
# 创建一个文件流
mstream = io.BytesIO()
# 生成图片对象和对应字符串
img, code = check_code.create_validate_code()
# 将图片信息保存到文件流
img.save(mstream, "GIF")
# self.session["CheckCode"] = code
# 嫌麻烦存在了cookie里了
self.set_cookie('CheckCode', code)
print(mstream.getvalue())
self.write(mstream.getvalue())
def get(self):
# 生成图片并返回
import io, check_code
# 在内存中创建容器
mstream = io.BytesIO()
# 创建图片，并写入验证码
img, code = check_code.create_validate_code()
# 将图片写入都IO容器中
img.save(mstream, "GIF")
self.write(mstream.getvalue())
# 为每个用户保存自己的验证码
self.session['check_code'] = code
def check_code(request):
"""
获取验证码
:param request:
:return:
"""
stream = io.BytesIO()
# 创建随机字符 code
# 创建一张图片格式的字符串，将随机字符串写到图片上
img, code = CheckCode.create_validate_code()
img.save(stream, "PNG")
# 将字符串形式的验证码放在Session中
request.session["CheckCode"] = code
return HttpResponse(stream.getvalue())
def get_code(n):
if request.method == 'GET':
#把strs发给前端,或者在后台使用session保存
code_img,strs = check_code.create_validate_code()
buf = StringIO.StringIO()
code_img.save(buf,'JPEG',quality=70)
buf_str = buf.getvalue()
response = app.make_response(buf_str)
response.headers['Content-Type'] = 'image/jpeg'
session['code'] = strs
return response
else:
code = request.form['code']
if code == session['code']:
return jsonify(result = True)
else:
return jsonify(result = False)
def get(self, *args, **kwargs):
img, code = check_code.create_validate_code()
#mstream = cStringIO.BytesIO()
#img.save(mstream, 'GIF')
img.show()
print(code)
def get(self):
mstream = io.BytesIO()
img, code = check_code.create_validate_code()
img.save(mstream, "GIF")
self.write(mstream.getvalue())
