| package com.ruoyi.common.utils; | 
|   | 
| import com.ruoyi.common.config.MailProperties; | 
| import com.ruoyi.common.exception.ServiceException; | 
| import lombok.extern.slf4j.Slf4j; | 
| import org.springframework.beans.factory.annotation.Autowired; | 
| import org.springframework.stereotype.Component; | 
|   | 
| import javax.activation.DataHandler; | 
| import javax.activation.FileDataSource; | 
| import javax.annotation.Resource; | 
| import javax.mail.*; | 
| import javax.mail.internet.*; | 
| import java.io.IOException; | 
| import java.io.UnsupportedEncodingException; | 
| import java.net.MalformedURLException; | 
| import java.nio.charset.StandardCharsets; | 
| import java.nio.file.Files; | 
| import java.nio.file.Path; | 
| import java.nio.file.Paths; | 
| import java.util.*; | 
| import java.util.concurrent.CompletableFuture; | 
|   | 
| @Component | 
| @Slf4j | 
| public class TencentMailUtil { | 
|   | 
|     @Autowired | 
|     MailProperties properties; | 
|   | 
|     public MailProperties getPro() { | 
|         return properties; | 
|     } | 
|   | 
|     /** | 
|      * | 
|      * @param emailAddress  邮件接收者email地址 | 
|      * @param param 用户房屋地址参数 | 
|      */ | 
|     public void send(String emailAddress,String param){ | 
|         // 配置发送邮件的环境属性 | 
|         final Properties props = new Properties(); | 
|         // 表示SMTP发送邮件,需要进行身份验证 | 
|         props.put("mail.smtp.auth", "true"); | 
|         props.put("mail.smtp.host", properties.getSmtpHost()); | 
|         // 如果使用ssl,则去掉使用25端口的配置,进行如下配置, | 
|         props.put("mail.smtp.socketFactory.class", "javax.net.ssl.SSLSocketFactory"); | 
|         props.put("mail.smtp.socketFactory.port", properties.getSmtpPort()); | 
|         props.put("mail.smtp.port", properties.getSmtpPort()); | 
|         // 发件人的账号,填写控制台配置的发信地址,比如xxx@xxx.com | 
|         props.put("mail.user", properties.getUserAddr()); | 
|         // 访问SMTP服务时需要提供的密码(在控制台选择发信地址进行设置) | 
|         props.put("mail.password", properties.getPassword()); | 
|         props.setProperty("mail.smtp.socketFactory.fallback", "false"); | 
|         props.put("mail.smtp.ssl.enable", "true"); | 
|         props.put("mail.smtp.ssl.protocols", "TLSv1.2"); | 
|         // 构建授权信息,用于进行SMTP进行身份验证 | 
|         Authenticator authenticator = new Authenticator() { | 
|             @Override | 
|             protected PasswordAuthentication getPasswordAuthentication() { | 
|                 // 用户名、密码 | 
|                 String userName = props.getProperty("mail.user"); | 
|                 String password = props.getProperty("mail.password"); | 
|                 return new PasswordAuthentication(userName, password); | 
|             } | 
|         }; | 
|         // 使用环境属性和授权信息,创建邮件会话 | 
|         Session mailSession = Session.getInstance(props, authenticator); | 
| //        mailSession.setDebug(true); | 
|         //UUID uuid = UUID.randomUUID(); | 
|         //final String messageIDValue = "<" + uuid.toString() + ">"; | 
|         // 创建邮件消息 | 
|         MimeMessage message = new MimeMessage(mailSession) { | 
|             //@Override | 
|             //protected void updateMessageID() throws MessagingException { | 
|             //设置自定义Message-ID值 | 
|             //setHeader("Message-ID", messageIDValue); | 
|             //} | 
|         }; | 
|         try { | 
|             // 设置发件人邮件地址和名称。填写控制台配置的发信地址,比如xxx@xxx.com。和上面的mail.user保持一致。名称用户可以自定义填写。 | 
|             InternetAddress from = new InternetAddress(properties.getUserAddr(), properties.getUserName()); | 
|             message.setFrom(from); | 
|             //可选。设置回信地址 | 
| //            Address[] a = new Address[1]; | 
| //            a[0] = new InternetAddress("***"); | 
| //            message.setReplyTo(a); | 
|             // 设置收件人邮件地址,比如yyy@yyy.com | 
|             InternetAddress to = new InternetAddress(emailAddress); | 
|             message.setRecipient(MimeMessage.RecipientType.TO, to); | 
|             //如果同时发给多人,才将上面两行替换为如下(因为部分收信系统的一些限制,尽量每次投递给一个人;同时我们限制单次允许发送的人数是50人): | 
|             // 设置邮件标题 | 
|             message.setSubject("您的"+param+"账单提醒"); | 
|             message.setHeader("Content-Transfer-Encoding", "base64"); | 
|             // 设置邮件的内容体 type: text/plain(纯文本)text/html(HTML 文档) | 
|             message.setContent("邻居您好!您"+param+",提醒您有账单需要处理,如已处理请忽略此短信,感谢您的支持!如有疑问请详询:4008888888。", "text/html;charset=UTF-8"); | 
|             //发送邮件 | 
|             Transport.send(message); | 
|         } catch (MessagingException | UnsupportedEncodingException e) { | 
|             e.printStackTrace(); | 
|             log.error("发送邮件发生异常",e); | 
|             throw new ServiceException("发送邮件失败,请检查"); | 
|         }catch (Exception e){ | 
|             e.printStackTrace(); | 
|             log.error("发送邮件发生异常",e); | 
|         } | 
|     } | 
|   | 
|     public void sendInvoice(String emailAddress, List<Map<String, String>> list) { | 
|         // 异步发送邮件 | 
|         CompletableFuture.runAsync(() -> { | 
|             try { | 
|                 sendEmail(emailAddress, list); | 
|             } catch (ServiceException e) { | 
|                 log.error("邮件发送失败", e); | 
|             } | 
|         }); | 
|     } | 
|   | 
|     private void sendEmail(String emailAddress, List<Map<String, String>> list) throws ServiceException { | 
|         try { | 
|             // 创建邮件会话 | 
|             Session mailSession = Session.getInstance(getMailProperties(), getAuthenticator()); | 
|             // 创建邮件消息 | 
|             MimeMessage message = new MimeMessage(mailSession); | 
|             // 设置发件人 | 
|             InternetAddress from = new InternetAddress(properties.getUserAddr(), properties.getUserName()); | 
|             message.setFrom(from); | 
|             // 设置收件人 | 
|             InternetAddress to = new InternetAddress(emailAddress); | 
|             message.setRecipient(MimeMessage.RecipientType.TO, to); | 
|             // 设置邮件标题 | 
|             message.setSubject("发票"); | 
|             // 创建邮件内容 | 
|             Multipart multipart = new MimeMultipart(); | 
|             // 添加文本消息部分 | 
|             BodyPart messageBodyPart = new MimeBodyPart(); | 
|             messageBodyPart.setHeader("Content-Type", "text/plain;charset=utf-8"); | 
|             messageBodyPart.setContent("您在小程序提交的开票申请已开票成功,请查看附件内容","text/html;charset=UTF-8"); | 
|             multipart.addBodyPart(messageBodyPart); | 
|             List<Path> tempFilePath = new ArrayList<>(); | 
|             // 添加附件部分 | 
|             for (Map<String, String> map : list) { | 
|                 messageBodyPart = new MimeBodyPart(); | 
|                 String filePath = map.get("filePath"); | 
|                 String fileName = map.get("fileName"); | 
|                 Path path = Paths.get(filePath, fileName); | 
|                 tempFilePath.add(path); | 
|                 FileDataSource source = new FileDataSource(path.toString()); | 
|                 messageBodyPart.setDataHandler(new DataHandler(source)); | 
|                 // String filenameEncode = MimeUtility.encodeText(fileName, "UTF-8", "base64"); | 
|                 // String encodedFileName = Base64.getEncoder().encodeToString(fileName.getBytes(StandardCharsets.UTF_8)); | 
|                 // String filenameEncode = MimeUtility.encodeText(encodedFileName); | 
|                 messageBodyPart.setFileName(fileName); | 
|                 messageBodyPart.setHeader("Content-Transfer-Encoding", "base64"); | 
|                 messageBodyPart.setHeader("Content-Disposition", "attachment"); | 
|                 messageBodyPart.setHeader("Content-Type", "application/octet-stream;name=\"" + fileName + "\""); | 
|                 multipart.addBodyPart(messageBodyPart); | 
|             } | 
|             // 设置邮件内容 | 
|             message.setContent(multipart); | 
|             // 发送邮件 | 
|             Transport.send(message); | 
|             // 删除临时目录里面的文件 | 
|             for (Path path : tempFilePath) { | 
|                 Files.deleteIfExists(path); | 
|             } | 
|         } catch (MessagingException | UnsupportedEncodingException | MalformedURLException e) { | 
|             log.error("发送邮件发生异常", e); | 
|             throw new ServiceException("发送邮件失败, 请检查"); | 
|         } catch (IOException e) { | 
|             throw new RuntimeException("文件下载发生异常"); | 
|         } | 
|     } | 
|   | 
|     private Properties getMailProperties() { | 
|         Properties props = new Properties(); | 
|         props.put("mail.smtp.auth", "true"); | 
|         props.put("mail.smtp.host", properties.getSmtpHost()); | 
|         props.put("mail.smtp.socketFactory.class", "javax.net.ssl.SSLSocketFactory"); | 
|         props.put("mail.smtp.socketFactory.port", properties.getSmtpPort()); | 
|         props.put("mail.smtp.port", properties.getSmtpPort()); | 
|         props.put("mail.user", properties.getUserAddr()); | 
|         props.put("mail.password", properties.getPassword()); | 
|         props.setProperty("mail.smtp.socketFactory.fallback", "false"); | 
|         props.put("mail.smtp.ssl.enable", "true"); | 
|         props.put("mail.smtp.ssl.protocols", "TLSv1.2"); | 
|         return props; | 
|     } | 
|   | 
|     private Authenticator getAuthenticator() { | 
|         return new Authenticator() { | 
|             @Override | 
|             protected PasswordAuthentication getPasswordAuthentication() { | 
|                 String userName = properties.getUserAddr(); | 
|                 String password = properties.getPassword(); | 
|                 return new PasswordAuthentication(userName, password); | 
|             } | 
|         }; | 
|     } | 
|   | 
|    // public static void main(String[] args) throws UnsupportedEncodingException { | 
|    //     TencentMailUtil tencentMailUtil = new TencentMailUtil(); | 
|    //     MailProperties properties = new MailProperties(); | 
|    //     tencentMailUtil.properties = properties; | 
|    //     tencentMailUtil.send("645025773@qq.com","大学城揽院24栋"); | 
|    // } | 
| } |