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import typing
from datetime import timedelta
from django . core . cache import cache
from django . utils . translation import gettext
from django . utils . translation import gettext_lazy as _
from djangoblog . utils import send_email
_code_ttl = timedelta ( minutes = 5 ) # sjt 验证码有效期（ ）
def send_verify_email ( to_mail : str , code : str , subject : str = _ ( " Verify Email " ) ) :
''' sjt 发送密码重置验证码邮件
Args:
to_mail: 接收邮箱
subject: 邮件主题
code: 验证码
'''
html_content = _ (
" You are resetting the password, the verification code is： %(code)s , valid within 5 minutes, please keep it "
" properly " ) % { ' code ' : code }
send_email ( [ to_mail ] , subject , html_content )
def verify ( email : str , code : str ) - > typing . Optional [ str ] :
''' sjt 验证验证码有效性
Args:
email: 请求邮箱
code: 验证码
Return:
如果有错误返回错误信息字符串，
'''
cache_code = get_code ( email ) # sjt 从缓存获取验证码
if cache_code != code : # sjt 验证码不匹配
return gettext ( " Verification code error " )
def set_code ( email : str , code : str ) :
#sjt 将验证码存入缓存（ ）
cache . set ( email , code , _code_ttl . seconds )
def get_code ( email : str ) - > typing . Optional [ str ] :
#sjt 从缓存获取验证码
return cache . get ( email )
