flask用flask_mail发送邮箱

1. 安装

    pip install Flask-Mail
   

2. 导入模块

    from flask_mail import Mail, Message
   

3. 配置参数

    MAIL_SERVER : default ‘localhost’
    MAIL_PORT : default 25
    MAIL_USE_TLS : default False
    MAIL_USE_SSL : default False
    MAIL_DEBUG : default app.debug
    MAIL_USERNAME : default None
    MAIL_PASSWORD : default None
    MAIL_DEFAULT_SENDER : default None
    MAIL_MAX_EMAILS : default None
    MAIL_SUPPRESS_SEND : default app.testing
    MAIL_ASCII_ATTACHMENTS : default False
   

4. 跟app绑定

    mail = Mail()
    
    app = Flask(__name__)
    mail.init_app(app)
   

5. 发送邮件

    manage = Message(
         # 邮件头
         "subject",
         # 给那个邮箱发
         recipients=[email],
         # 发送的内容
         body="content"
    )
    # 发送邮件
    mail.send(manage)
   

案列

• config.py
  
• exts.py

  from flask_sqlalchemy import SQLAlchemy
  from flask_mail import Mail
  
  # 创建sqlalchemy对象
  db = SQLAlchemy()
  
  # 创建mail对象
  mail = Mail()
  

• main_cms.py

  from flask import Flask
  from flask_wtf import CSRFProtect
  
  from apps.cms.views import bp as cms_bp
  from apps.common.views import bp as common_bp
  from apps.front.views import bp as front_bp
  from exts import db, mail
  import config
  
  
  def create_app():
      app = Flask(__name__)
  
      # 把配置文件绑定到app中
      app.config.from_object(config)
  
      app.register_blueprint(cms_bp)
      app.register_blueprint(common_bp)
      app.register_blueprint(front_bp)
  
      # 把db绑定到app中
      db.init_app(app)
  
      # 绑定发送邮箱
      mail.init_app(app)
  
      # 跟app添加csrf防护
      CSRFProtect(app)
  
      return app
  
  
  if __name__ == "__main__":
      app = create_app()
      app.run(port=8000)
  

• views.py

  from flask import request
  from exts import mail
  # restful 自己定义的返回信息
  # xgcache 是自己封装的memcache缓存
  from utils import restful, xgcache
  import string
  import re
  import random
  
  @bp.route("/email_captcha/")
  @login_required
  def email_captcha():
      email = request.args.get("email")
      if email:
          result = re.match("^[a-z0-9A-Z]+[- | a-z0-9A-Z . _]+@([a-z0-9A-Z]+(-[a-z0-9A-Z]+)?\\.)+[a-z]{2,}$", email)
          if result:
  
              # if xgcache.get(g.cms_user.id):
              #     return restful.success("请60秒后重试, 感谢您的配合...")
  
              # string.ascii_letters 是小写a-z和大写A-Z拼成的字符串
              source = list(string.ascii_letters)
  
              # extend 把括号里的了列表添加到source中
              # map 第一个参数函数
              # 第二个参数可迭代对象
              source.extend(map(lambda x: str(x), range(10)))
  
              # sample 第一个参数是列表 第二个参数是指定你要的个数 从source里面随机的采取6位
              captcha = random.sample(source, 6)
  
              # 把列表拼接成字符串
              captcha = "".join(captcha)
  
              manage = Message(
                  # 邮件头
                  "Python论坛邮箱验证码",
                  # 发送的邮箱
                  recipients=[email],
                  # 发送的内容
                  body="您的验证码是:%s" % captcha
              )
  
              try:
                  mail.send(manage)
                  xgcache.set(email, captcha)
                  return restful.success(message="ok")
              except Exception as e:
                  return restful.server_error(message="服务器错误")
      else:
          return restful.params_error(message="邮箱格式不正确")