package com.ruoyi.common.utils;
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import com.ruoyi.common.config.MailProperties;
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import com.ruoyi.common.exception.ServiceException;
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import lombok.extern.slf4j.Slf4j;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.stereotype.Component;
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import javax.activation.DataHandler;
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import javax.activation.FileDataSource;
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import javax.annotation.Resource;
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import javax.mail.*;
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import javax.mail.internet.*;
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import java.io.IOException;
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import java.io.UnsupportedEncodingException;
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import java.net.MalformedURLException;
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import java.nio.charset.StandardCharsets;
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import java.nio.file.Files;
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import java.nio.file.Path;
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import java.nio.file.Paths;
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import java.util.*;
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import java.util.concurrent.CompletableFuture;
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@Component
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@Slf4j
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public class TencentMailUtil {
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@Autowired
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MailProperties properties;
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public MailProperties getPro() {
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return properties;
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}
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/**
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*
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* @param emailAddress 邮件接收者email地址
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* @param param 用户房屋地址参数
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*/
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public void send(String emailAddress,String param){
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// 配置发送邮件的环境属性
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final Properties props = new Properties();
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// 表示SMTP发送邮件，需要进行身份验证
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props.put("mail.smtp.auth", "true");
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props.put("mail.smtp.host", properties.getSmtpHost());
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// 如果使用ssl，则去掉使用25端口的配置，进行如下配置,
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props.put("mail.smtp.socketFactory.class", "javax.net.ssl.SSLSocketFactory");
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props.put("mail.smtp.socketFactory.port", properties.getSmtpPort());
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props.put("mail.smtp.port", properties.getSmtpPort());
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// 发件人的账号，填写控制台配置的发信地址,比如xxx@xxx.com
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props.put("mail.user", properties.getUserAddr());
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// 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)
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props.put("mail.password", properties.getPassword());
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props.setProperty("mail.smtp.socketFactory.fallback", "false");
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props.put("mail.smtp.ssl.enable", "true");
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props.put("mail.smtp.ssl.protocols", "TLSv1.2");
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// 构建授权信息，用于进行SMTP进行身份验证
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Authenticator authenticator = new Authenticator() {
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@Override
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protected PasswordAuthentication getPasswordAuthentication() {
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// 用户名、密码
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String userName = props.getProperty("mail.user");
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String password = props.getProperty("mail.password");
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return new PasswordAuthentication(userName, password);
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}
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};
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// 使用环境属性和授权信息，创建邮件会话
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Session mailSession = Session.getInstance(props, authenticator);
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// mailSession.setDebug(true);
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//UUID uuid = UUID.randomUUID();
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//final String messageIDValue = "<" + uuid.toString() + ">";
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// 创建邮件消息
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MimeMessage message = new MimeMessage(mailSession) {
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//@Override
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//protected void updateMessageID() throws MessagingException {
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//设置自定义Message-ID值
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//setHeader("Message-ID", messageIDValue);
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//}
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};
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try {
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// 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。
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InternetAddress from = new InternetAddress(properties.getUserAddr(), properties.getUserName());
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message.setFrom(from);
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//可选。设置回信地址
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// Address[] a = new Address[1];
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// a[0] = new InternetAddress("***");
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// message.setReplyTo(a);
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// 设置收件人邮件地址，比如yyy@yyy.com
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InternetAddress to = new InternetAddress(emailAddress);
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message.setRecipient(MimeMessage.RecipientType.TO, to);
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//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）：
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// 设置邮件标题
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message.setSubject("您的"+param+"账单提醒");
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message.setHeader("Content-Transfer-Encoding", "base64");
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// 设置邮件的内容体 type: text/plain（纯文本）text/html（HTML 文档）
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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");
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//发送邮件
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Transport.send(message);
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} catch (MessagingException | UnsupportedEncodingException e) {
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e.printStackTrace();
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log.error("发送邮件发生异常",e);
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throw new ServiceException("发送邮件失败,请检查");
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}catch (Exception e){
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e.printStackTrace();
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log.error("发送邮件发生异常",e);
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}
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}
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public void sendInvoice(String emailAddress, List<Map<String, String>> list) {
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// 异步发送邮件
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CompletableFuture.runAsync(() -> {
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try {
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sendEmail(emailAddress, list);
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} catch (ServiceException e) {
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log.error("邮件发送失败", e);
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}
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});
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}
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private void sendEmail(String emailAddress, List<Map<String, String>> list) throws ServiceException {
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try {
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// 创建邮件会话
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Session mailSession = Session.getInstance(getMailProperties(), getAuthenticator());
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// 创建邮件消息
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MimeMessage message = new MimeMessage(mailSession);
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// 设置发件人
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InternetAddress from = new InternetAddress(properties.getUserAddr(), properties.getUserName());
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message.setFrom(from);
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// 设置收件人
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InternetAddress to = new InternetAddress(emailAddress);
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message.setRecipient(MimeMessage.RecipientType.TO, to);
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// 设置邮件标题
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message.setSubject("发票");
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// 创建邮件内容
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Multipart multipart = new MimeMultipart();
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// 添加文本消息部分
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BodyPart messageBodyPart = new MimeBodyPart();
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messageBodyPart.setHeader("Content-Type", "text/plain;charset=utf-8");
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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");
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multipart.addBodyPart(messageBodyPart);
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List<Path> tempFilePath = new ArrayList<>();
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// 添加附件部分
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for (Map<String, String> map : list) {
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messageBodyPart = new MimeBodyPart();
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String filePath = map.get("filePath");
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String fileName = map.get("fileName");
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tempFilePath.add(Paths.get(filePath,fileName));
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FileDataSource source = new FileDataSource(filePath+"\\"+fileName);
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messageBodyPart.setDataHandler(new DataHandler(source));
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// String filenameEncode = MimeUtility.encodeText(fileName, "UTF-8", "base64");
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// String encodedFileName = Base64.getEncoder().encodeToString(fileName.getBytes(StandardCharsets.UTF_8));
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// String filenameEncode = MimeUtility.encodeText(encodedFileName);
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messageBodyPart.setFileName(fileName);
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messageBodyPart.setHeader("Content-Transfer-Encoding", "base64");
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messageBodyPart.setHeader("Content-Disposition", "attachment");
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messageBodyPart.setHeader("Content-Type", "application/octet-stream;name=\"" + fileName + "\"");
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multipart.addBodyPart(messageBodyPart);
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}
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// 设置邮件内容
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message.setContent(multipart);
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// 发送邮件
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Transport.send(message);
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// 删除临时目录里面的文件
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for (Path path : tempFilePath) {
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Files.deleteIfExists(path);
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}
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} catch (MessagingException | UnsupportedEncodingException | MalformedURLException e) {
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log.error("发送邮件发生异常", e);
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throw new ServiceException("发送邮件失败, 请检查");
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} catch (IOException e) {
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throw new RuntimeException("文件下载发生异常");
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}
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}
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private Properties getMailProperties() {
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Properties props = new Properties();
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props.put("mail.smtp.auth", "true");
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props.put("mail.smtp.host", properties.getSmtpHost());
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props.put("mail.smtp.socketFactory.class", "javax.net.ssl.SSLSocketFactory");
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props.put("mail.smtp.socketFactory.port", properties.getSmtpPort());
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props.put("mail.smtp.port", properties.getSmtpPort());
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props.put("mail.user", properties.getUserAddr());
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props.put("mail.password", properties.getPassword());
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props.setProperty("mail.smtp.socketFactory.fallback", "false");
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props.put("mail.smtp.ssl.enable", "true");
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props.put("mail.smtp.ssl.protocols", "TLSv1.2");
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return props;
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}
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private Authenticator getAuthenticator() {
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return new Authenticator() {
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@Override
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protected PasswordAuthentication getPasswordAuthentication() {
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String userName = properties.getUserAddr();
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String password = properties.getPassword();
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return new PasswordAuthentication(userName, password);
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}
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};
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}
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// public static void main(String[] args) throws UnsupportedEncodingException {
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// TencentMailUtil tencentMailUtil = new TencentMailUtil();
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// MailProperties properties = new MailProperties();
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// tencentMailUtil.properties = properties;
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// tencentMailUtil.send("645025773@qq.com","大学城揽院24栋");
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// }
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}
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