NCBACK-33 add start logic for verify by token

2026-01-16 20:20:14 +07:00
parent 0ed3f958ff
commit 4704f780e5
31 changed files with 333 additions and 34 deletions
@@ -0,0 +1,89 @@
+package ru.soune.nocopy.service;
+
+import jakarta.mail.MessagingException;
+import jakarta.mail.internet.MimeMessage;
+import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.core.io.ClassPathResource;
+import org.springframework.mail.javamail.JavaMailSender;
+import org.springframework.mail.javamail.MimeMessageHelper;
+import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
+import ru.soune.nocopy.entity.user.AuthToken;
+import ru.soune.nocopy.entity.user.EmailVerificationToken;
+import ru.soune.nocopy.entity.user.User;
+import ru.soune.nocopy.repository.EmailVerificationTokenRepository;
+
+import java.io.IOException;
+import java.nio.charset.StandardCharsets;
+import java.security.SecureRandom;
+import java.time.LocalDateTime;
+
+@Service
+@RequiredArgsConstructor
+@Slf4j
+public class EmailService {
+
+    private final JavaMailSender mailSender;
+
+    private final EmailVerificationTokenRepository emailVerificationTokenRepository;
+
+    public void sendVerificationEmail(User user, String code) {
+        try {
+            MimeMessage message = mailSender.createMimeMessage();
+            MimeMessageHelper helper = new MimeMessageHelper(message, true, "UTF-8");
+
+            helper.setFrom("NO COPY <noreply@nocopy.com>");
+            helper.setTo(user.getEmail());
+            helper.setSubject("NO COPY - Подтверждение email адреса");
+
+            String htmlContent = loadAndProcessTemplate(user.getFullName(), code);
+
+            helper.setText(htmlContent, true);
+
+            mailSender.send(message);
+
+        } catch (MessagingException | IOException e) {
+            log.error("Fail send email: " + e.getMessage());
+        }
+    }
+
+    @Transactional
+    public EmailVerificationToken createEmailVerificationToken(AuthToken authToken) {
+        EmailVerificationToken emailToken = new EmailVerificationToken();
+        emailToken.setUser(authToken.getUser());
+        emailToken.setToken(generateVerificationCode());
+        emailToken.setExpiresAt(LocalDateTime.now().plusMinutes(15));
+        emailToken.setCreatedAt(LocalDateTime.now());
+
+        return emailVerificationTokenRepository.save(emailToken);
+    }
+
+    private String generateVerificationCode() {
+        SecureRandom random = new SecureRandom();
+        int code = 100000 + random.nextInt(900000);
+
+        return String.valueOf(code);
+    }
+
+    private String loadAndProcessTemplate(String username, String code) throws IOException {
+        ClassPathResource resource = new ClassPathResource("templates/email-verification.html");
+        String template = new String(resource.getInputStream().readAllBytes(), StandardCharsets.UTF_8);
+        String safeUsername = escapeHtml(username != null ? username : "Пользователь");
+        String safeCode = escapeHtml(code);
+
+        return template
+                .replace("{{username}}", safeUsername)
+                .replace("{{code}}", safeCode);
+    }
+
+    private String escapeHtml(String text) {
+        if (text == null) return "";
+        return text
+                .replace("&", "&amp;")
+                .replace("<", "&lt;")
+                .replace(">", "&gt;")
+                .replace("\"", "&quot;")
+                .replace("'", "&#39;");
+    }
+}