chore: sync

2026-03-18 22:06:43 +08:00
parent e89678e61a
commit 0c4380c3c3
45 changed files with 5883 additions and 2 deletions
--- a/sproutgate-backend/internal/email/mailer.go
+++ b/sproutgate-backend/internal/email/mailer.go
@@ -0,0 +1,167 @@
+package email
+
+import (
+	"bytes"
+	"crypto/tls"
+	"fmt"
+	"mime"
+	"net/smtp"
+	"strings"
+	"time"
+
+	"sproutgate-backend/internal/storage"
+)
+
+func SendVerificationEmail(cfg storage.EmailConfig, to string, code string, expiresIn time.Duration) error {
+	if strings.TrimSpace(to) == "" {
+		return fmt.Errorf("email is required")
+	}
+	fromName := strings.TrimSpace(cfg.FromName)
+	if fromName == "" {
+		fromName = "萌芽账户认证中心"
+	}
+	fromAddress := strings.TrimSpace(cfg.FromAddress)
+	if fromAddress == "" {
+		return fmt.Errorf("from address is required")
+	}
+	username := strings.TrimSpace(cfg.Username)
+	if username == "" {
+		username = fromAddress
+	}
+	subject := "萌芽账户认证中心 - 邮箱验证"
+	encodedName := mime.QEncoding.Encode("UTF-8", fromName)
+	fromHeader := fmt.Sprintf("%s <%s>", encodedName, fromAddress)
+
+	body := fmt.Sprintf("您的验证码是：%s\n有效期：%d 分钟\n\n如非本人操作，请忽略此邮件。",
+		code, int(expiresIn.Minutes()))
+
+	var msg bytes.Buffer
+	msg.WriteString("From: " + fromHeader + "\r\n")
+	msg.WriteString("To: " + to + "\r\n")
+	msg.WriteString("Subject: " + mime.QEncoding.Encode("UTF-8", subject) + "\r\n")
+	msg.WriteString("MIME-Version: 1.0\r\n")
+	msg.WriteString("Content-Type: text/plain; charset=\"UTF-8\"\r\n")
+	msg.WriteString("Content-Transfer-Encoding: 8bit\r\n")
+	msg.WriteString("\r\n")
+	msg.WriteString(body)
+
+	addr := fmt.Sprintf("%s:%d", cfg.SMTPHost, cfg.SMTPPort)
+	auth := smtp.PlainAuth("", username, cfg.Password, cfg.SMTPHost)
+	encryption := strings.ToUpper(strings.TrimSpace(cfg.Encryption))
+
+	if cfg.SMTPPort == 465 || encryption == "SSL" {
+		tlsConfig := &tls.Config{
+			ServerName:         cfg.SMTPHost,
+			MinVersion:         tls.VersionTLS12,
+			InsecureSkipVerify: false,
+		}
+		conn, err := tls.Dial("tcp", addr, tlsConfig)
+		if err != nil {
+			return err
+		}
+		client, err := smtp.NewClient(conn, cfg.SMTPHost)
+		if err != nil {
+			return err
+		}
+		defer client.Close()
+		if err := client.Auth(auth); err != nil {
+			return err
+		}
+		if err := client.Mail(fromAddress); err != nil {
+			return err
+		}
+		if err := client.Rcpt(to); err != nil {
+			return err
+		}
+		writer, err := client.Data()
+		if err != nil {
+			return err
+		}
+		if _, err := writer.Write(msg.Bytes()); err != nil {
+			return err
+		}
+		if err := writer.Close(); err != nil {
+			return err
+		}
+		return client.Quit()
+	}
+
+	return smtp.SendMail(addr, auth, fromAddress, []string{to}, msg.Bytes())
+}
+
+func SendResetPasswordEmail(cfg storage.EmailConfig, to string, code string, expiresIn time.Duration) error {
+	if strings.TrimSpace(to) == "" {
+		return fmt.Errorf("email is required")
+	}
+	fromName := strings.TrimSpace(cfg.FromName)
+	if fromName == "" {
+		fromName = "萌芽账户认证中心"
+	}
+	fromAddress := strings.TrimSpace(cfg.FromAddress)
+	if fromAddress == "" {
+		return fmt.Errorf("from address is required")
+	}
+	username := strings.TrimSpace(cfg.Username)
+	if username == "" {
+		username = fromAddress
+	}
+	subject := "萌芽账户认证中心 - 重置密码"
+	encodedName := mime.QEncoding.Encode("UTF-8", fromName)
+	fromHeader := fmt.Sprintf("%s <%s>", encodedName, fromAddress)
+
+	body := fmt.Sprintf("您的重置密码验证码是：%s\n有效期：%d 分钟\n\n如非本人操作，请忽略此邮件。",
+		code, int(expiresIn.Minutes()))
+
+	var msg bytes.Buffer
+	msg.WriteString("From: " + fromHeader + "\r\n")
+	msg.WriteString("To: " + to + "\r\n")
+	msg.WriteString("Subject: " + mime.QEncoding.Encode("UTF-8", subject) + "\r\n")
+	msg.WriteString("MIME-Version: 1.0\r\n")
+	msg.WriteString("Content-Type: text/plain; charset=\"UTF-8\"\r\n")
+	msg.WriteString("Content-Transfer-Encoding: 8bit\r\n")
+	msg.WriteString("\r\n")
+	msg.WriteString(body)
+
+	addr := fmt.Sprintf("%s:%d", cfg.SMTPHost, cfg.SMTPPort)
+	auth := smtp.PlainAuth("", username, cfg.Password, cfg.SMTPHost)
+	encryption := strings.ToUpper(strings.TrimSpace(cfg.Encryption))
+
+	if cfg.SMTPPort == 465 || encryption == "SSL" {
+		tlsConfig := &tls.Config{
+			ServerName:         cfg.SMTPHost,
+			MinVersion:         tls.VersionTLS12,
+			InsecureSkipVerify: false,
+		}
+		conn, err := tls.Dial("tcp", addr, tlsConfig)
+		if err != nil {
+			return err
+		}
+		client, err := smtp.NewClient(conn, cfg.SMTPHost)
+		if err != nil {
+			return err
+		}
+		defer client.Close()
+		if err := client.Auth(auth); err != nil {
+			return err
+		}
+		if err := client.Mail(fromAddress); err != nil {
+			return err
+		}
+		if err := client.Rcpt(to); err != nil {
+			return err
+		}
+		writer, err := client.Data()
+		if err != nil {
+			return err
+		}
+		if _, err := writer.Write(msg.Bytes()); err != nil {
+			return err
+		}
+		if err := writer.Close(); err != nil {
+			return err
+		}
+		return client.Quit()
+	}
+
+	return smtp.SendMail(addr, auth, fromAddress, []string{to}, msg.Bytes())
+}