mirror of
https://github.com/snowykami/neo-blog.git
synced 2025-09-26 11:06:23 +00:00
84 lines
2.3 KiB
Go
84 lines
2.3 KiB
Go
package utils
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import (
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"bytes"
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"crypto/tls"
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"errors"
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"fmt"
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"html/template"
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"github.com/snowykami/neo-blog/pkg/constant"
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"gopkg.in/gomail.v2"
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)
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type emailUtils struct{}
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var Email = emailUtils{}
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type EmailConfig struct {
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Enable bool // 邮箱启用状态
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Username string // 邮箱用户名
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Address string // 邮箱地址
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Host string // 邮箱服务器地址
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Port int // 邮箱服务器端口
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Password string // 邮箱密码
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SSL bool // 是否使用SSL
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}
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func (e *emailUtils) RenderTemplate(htmlTemplate string, data map[string]interface{}) (string, error) {
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// 使用Go的模板系统处理HTML模板
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tmpl, err := template.New("email").Parse(htmlTemplate)
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if err != nil {
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return "", fmt.Errorf("解析模板失败: %w", err)
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}
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var buf bytes.Buffer
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if err := tmpl.Execute(&buf, data); err != nil {
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return "", fmt.Errorf("执行模板失败: %w", err)
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}
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return buf.String(), nil
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}
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// SendEmail 使用gomail库发送邮件
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func (e *emailUtils) SendEmail(emailConfig *EmailConfig, target, subject, content string, isHTML bool) error {
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if !emailConfig.Enable {
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return errors.New("邮箱服务未启用")
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}
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// 创建新邮件
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m := gomail.NewMessage()
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m.SetHeader("From", emailConfig.Address)
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m.SetHeader("To", target)
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m.SetHeader("Subject", subject)
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// 设置内容类型
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if isHTML {
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m.SetBody("text/html", content)
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} else {
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m.SetBody("text/plain", content)
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}
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// 创建发送器
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d := gomail.NewDialer(emailConfig.Host, emailConfig.Port, emailConfig.Username, emailConfig.Password)
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// 配置SSL/TLS
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if emailConfig.SSL {
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d.SSL = true
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} else {
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// 对于非SSL但需要STARTTLS的情况
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d.TLSConfig = &tls.Config{InsecureSkipVerify: true}
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}
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// 发送邮件
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if err := d.DialAndSend(m); err != nil {
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return fmt.Errorf("发送邮件失败: %w", err)
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}
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return nil
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}
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func (e *emailUtils) GetEmailConfigFromEnv() *EmailConfig {
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return &EmailConfig{
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Enable: Env.GetAsBool(constant.EnvKeyEmailEnable, false),
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Username: Env.Get(constant.EnvKeyEmailUsername, ""),
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Address: Env.Get(constant.EnvKeyEmailAddress, ""),
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Host: Env.Get(constant.EnvKeyEmailHost, "smtp.example.com"),
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Port: Env.GetAsInt(constant.EnvKeyEmailPort, 587),
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Password: Env.Get(constant.EnvKeyEmailPassword, ""),
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SSL: Env.GetAsBool(constant.EnvKeyEmailSsl, true),
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}
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}
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