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diff --git a/src/main/java/org/traccar/mail/SmtpMailManager.java b/src/main/java/org/traccar/mail/SmtpMailManager.java
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+++ b/src/main/java/org/traccar/mail/SmtpMailManager.java
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+/*
+ * Copyright 2016 - 2022 Anton Tananaev (anton@traccar.org)
+ * Copyright 2017 - 2018 Andrey Kunitsyn (andrey@traccar.org)
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.traccar.mail;
+
+import org.traccar.config.Config;
+import org.traccar.config.ConfigKey;
+import org.traccar.config.Keys;
+import org.traccar.database.StatisticsManager;
+import org.traccar.model.User;
+import org.traccar.notification.PropertiesProvider;
+
+import javax.inject.Inject;
+import javax.mail.BodyPart;
+import javax.mail.Message;
+import javax.mail.MessagingException;
+import javax.mail.Multipart;
+import javax.mail.Session;
+import javax.mail.Transport;
+import javax.mail.internet.InternetAddress;
+import javax.mail.internet.MimeBodyPart;
+import javax.mail.internet.MimeMessage;
+import javax.mail.internet.MimeMultipart;
+import java.io.UnsupportedEncodingException;
+import java.util.Date;
+import java.util.Properties;
+
+public final class SmtpMailManager implements MailManager {
+
+ private static final String CONTENT_TYPE = "text/html; charset=utf-8";
+
+ private final Config config;
+ private final StatisticsManager statisticsManager;
+
+ @Inject
+ public SmtpMailManager(Config config, StatisticsManager statisticsManager) {
+ this.config = config;
+ this.statisticsManager = statisticsManager;
+ }
+
+ private static void copyBooleanProperty(
+ Properties properties, PropertiesProvider provider, ConfigKey<Boolean> key) {
+ Boolean value = provider.getBoolean(key);
+ if (value != null) {
+ properties.put(key.getKey(), String.valueOf(value));
+ }
+ }
+
+ private static void copyStringProperty(
+ Properties properties, PropertiesProvider provider, ConfigKey<String> key) {
+ String value = provider.getString(key);
+ if (value != null) {
+ properties.put(key.getKey(), value);
+ }
+ }
+
+ private static Properties getProperties(PropertiesProvider provider) {
+ String host = provider.getString(Keys.MAIL_SMTP_HOST);
+ if (host != null) {
+ Properties properties = new Properties();
+
+ properties.put(Keys.MAIL_TRANSPORT_PROTOCOL.getKey(), provider.getString(Keys.MAIL_TRANSPORT_PROTOCOL));
+ properties.put(Keys.MAIL_SMTP_HOST.getKey(), host);
+ properties.put(Keys.MAIL_SMTP_PORT.getKey(), String.valueOf(provider.getInteger(Keys.MAIL_SMTP_PORT)));
+
+ copyBooleanProperty(properties, provider, Keys.MAIL_SMTP_STARTTLS_ENABLE);
+ copyBooleanProperty(properties, provider, Keys.MAIL_SMTP_STARTTLS_REQUIRED);
+ copyBooleanProperty(properties, provider, Keys.MAIL_SMTP_SSL_ENABLE);
+ copyStringProperty(properties, provider, Keys.MAIL_SMTP_SSL_TRUST);
+ copyStringProperty(properties, provider, Keys.MAIL_SMTP_SSL_PROTOCOLS);
+ copyStringProperty(properties, provider, Keys.MAIL_SMTP_USERNAME);
+ copyStringProperty(properties, provider, Keys.MAIL_SMTP_PASSWORD);
+ copyStringProperty(properties, provider, Keys.MAIL_SMTP_FROM);
+ copyStringProperty(properties, provider, Keys.MAIL_SMTP_FROM_NAME);
+
+ return properties;
+ }
+ return null;
+ }
+
+ public boolean getEmailEnabled() {
+ return config.hasKey(Keys.MAIL_SMTP_HOST);
+ }
+
+ public void sendMessage(
+ User user, String subject, String body) throws MessagingException {
+ sendMessage(user, subject, body, null);
+ }
+
+ public void sendMessage(
+ User user, String subject, String body, MimeBodyPart attachment) throws MessagingException {
+
+ Properties properties = null;
+ if (!config.getBoolean(Keys.MAIL_SMTP_IGNORE_USER_CONFIG)) {
+ properties = getProperties(new PropertiesProvider(user));
+ }
+ if (properties == null) {
+ properties = getProperties(new PropertiesProvider(config));
+ }
+ if (properties == null) {
+ throw new MessagingException("No SMTP configuration found");
+ }
+
+ Session session = Session.getInstance(properties);
+
+ MimeMessage message = new MimeMessage(session);
+
+ String from = properties.getProperty(Keys.MAIL_SMTP_FROM.getKey());
+ if (from != null) {
+ String fromName = properties.getProperty(Keys.MAIL_SMTP_FROM_NAME.getKey());
+ if (fromName != null) {
+ try {
+ message.setFrom(new InternetAddress(from, fromName));
+ } catch (UnsupportedEncodingException e) {
+ throw new MessagingException("Email address issue");
+ }
+ } else {
+ message.setFrom(new InternetAddress(from));
+ }
+ }
+
+ message.addRecipient(Message.RecipientType.TO, new InternetAddress(user.getEmail()));
+ message.setSubject(subject);
+ message.setSentDate(new Date());
+
+ if (attachment != null) {
+ Multipart multipart = new MimeMultipart();
+
+ BodyPart messageBodyPart = new MimeBodyPart();
+ messageBodyPart.setContent(body, CONTENT_TYPE);
+ multipart.addBodyPart(messageBodyPart);
+ multipart.addBodyPart(attachment);
+
+ message.setContent(multipart);
+ } else {
+ message.setContent(body, CONTENT_TYPE);
+ }
+
+ try (Transport transport = session.getTransport()) {
+ statisticsManager.registerMail();
+ transport.connect(
+ properties.getProperty(Keys.MAIL_SMTP_HOST.getKey()),
+ properties.getProperty(Keys.MAIL_SMTP_USERNAME.getKey()),
+ properties.getProperty(Keys.MAIL_SMTP_PASSWORD.getKey()));
+ transport.sendMessage(message, message.getAllRecipients());
+ }
+ }
+
+}