发送邮件以及短信

class MailSendingProfile(AbstractModel):
    """邮件发送服务器"""
    name = models.CharField(max_length=100, verbose_name='名称', help_text='邮件发送服务器名称')
    smtp_host = models.CharField(max_length=100, verbose_name='SMTP主机名', help_text='SMTP主机名请咨询邮件服务商以确定准确值。')
    smtp_port = models.PositiveIntegerField(default=25, verbose_name='SMTP端口', help_text='如果不启用SSL，端口号通常为25；如果启用SSL，端口号通常为465。请咨询邮件服务商以确定准确值。')
    username = models.EmailField(max_length=50, verbose_name='帐号', help_text='帐号')
    password = models.CharField(max_length=50, verbose_name='密码', help_text='密码')
    ssl_enabled = models.BooleanField(verbose_name='启用SSL', help_text='启用SSL')

    def test(self, send_to, subject, content):
        if not send_to:
            raise Exception('未指定邮箱')
        if not subject:
            subject = '测试邮件'
        if content.strip() == '':
            content = '<html><body><h1>这是一封测试邮件</h1><p>发送自意识测评系统</p></body></html>'
        msg = MIMEText(content, 'html', 'utf-8')
        msg['Subject'] = Header(subject, 'utf-8').encode()
        msg['From'] = self.username
        msg['To'] = send_to
        try:
            if self.ssl_enabled:
                server = smtplib.SMTP_SSL(self.smtp_host, self.smtp_port)
            else:
                server = smtplib.SMTP(self.smtp_host, self.smtp_port)
        except smtplib.SMTPConnectError:
            raise Exception('SMTP主机名格式错误')
        server.set_debuglevel(1)
        try:
            server.starttls()
        except:
            pass
        try:
            server.login(self.username, self.password)
        except smtplib.SMTPHeloError:
            raise Exception('向SMTP服务器发起会话失败')
        except smtplib.SMTPAuthenticationError:
            raise Exception('身份认证失败')
        except smtplib.SMTPException:
            raise Exception('服务器出现错误！请联系管理员')
        try:
            server.sendmail(str(self.username), [str(send_to)], msg.as_string())
        except smtplib.SMTPHeloError:
            server.quit()
            raise Exception('向SMTP服务器发起会话失败')
        except smtplib.SMTPRecipientsRefused:
            server.quit()
            raise Exception('SMTP服务器拒绝收件人邮箱地址')
        except smtplib.SMTPSenderRefused:
            server.quit()
            raise Exception('SMTP服务器拒绝发件人邮箱地址')
        except smtplib.SMTPDataError:
            server.quit()
            raise Exception('SMTP服务器返回未知错误代码')
        server.quit()

    def __str__(self):
        return '%s (%s)' % (self.name, self.username)

    class Meta:
        verbose_name = '邮件发送服务器'
        verbose_name_plural = '邮件发送服务器'


class SmsSendingProfile(AbstractModel):
    """短信网关"""
    name = models.CharField(max_length=100, verbose_name='名称', help_text='短信网关名称')
    url = models.CharField(max_length=2083, verbose_name='网关URL', help_text='网关URL')  # IE limit URL length to 2083
    params = models.CharField(max_length=5000, verbose_name='请求参数', help_text='请求参数')

    def test(self, send_to, content):
        if not send_to:
            raise Exception('未指定手机号码')
        if content.strip() == '':
            content = '【红山瑞达】这是一条测试短信，发送自意识测评系统。退订回N'
        context = Context({
            'to': send_to,
            'content': mark_safe(content)
        })

        resp = requests.post(self.url, data=json.loads(DjangoTemplate(self.params).render(context)))
        if resp.json()['status'] != 'success':
            raise Exception('发送测试短信失败')

    class Meta:
        verbose_name = '短信网关'
        verbose_name_plural = '短信网关'
posted on 2018-10-08 14:15 海燕。阅读(199) 评论(0) 编辑收藏举报
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发送邮件以及短信

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