邮件HTML模板 附.net邮件发送方法
编辑
86
2023-04-18
邮件效果
邮件模板
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>{{Subject}}</title>
</head>
<body style="margin: 0; padding: 0; font-family: 'Arial', sans-serif; background-color: #f4f4f4;">
<table align="center" border="0" cellpadding="0" cellspacing="0" width="600" style="border-collapse: collapse;">
<tr>
<td bgcolor="#ffffff">
<img src="{{imageUrl}}" alt="image" width="100%" style="display: block;" />
</td>
</tr>
<tr>
<td align="center" bgcolor="#ffffff"
style="padding: 20px 0 20px 0; font-size: 28px; font-weight: bold; color: #333333;">
{{projectName}}
</td>
</tr>
<tr>
<td bgcolor="#ffffff" style="padding: 20px;">
<table border="0" cellpadding="0" cellspacing="0" width="100%">
<tr>
<td style="color: #333333; font-size: 18px;">
<b>亲爱的 {{UserName}},</b>
</td>
</tr>
<tr>
<td style="padding: 20px 0 30px 0; color: #666666; font-size: 16px; line-height: 20px;">
{{content}}
</td>
</tr>
<tr>
<td style="padding: 30px 0 0 0; color: #666666; font-size: 16px; line-height: 20px;">
{{information}}
</td>
</tr>
</table>
</td>
</tr>
<tr>
<td bgcolor="#ffffff" style="padding: 20px; color: #666666; font-size: 14px;">
<table border="0" cellpadding="0" cellspacing="0" width="100%">
<tr>
<td width="75%" align="center">
{{footnote}}
</td>
</tr>
</table>
</td>
</tr>
</table>
</body>
</html>
C#方法
解析方法
using System.Text.RegularExpressions;
public static class TemplateReplacer
{
public static string ReplacePlaceholders(Dictionary<string, string> placeholders)
{
string template = System.IO.File.ReadAllText(Path.Combine(AppContext.BaseDirectory, "EmailTemplate.html"));
foreach (var placeholder in placeholders)
{
string pattern = $"{{{{{placeholder.Key}}}}}";
template = Regex.Replace(template, pattern, placeholder.Value);
}
return template;
}
}
使用方法
string emailBody = TemplateReplacer.ReplacePlaceholders(new Dictionary<string, string>()
{
{ "Subject", "AICHAT验证码" },
{ "imageUrl", "https://img-cdn.ccrui.cn/2023/04/18/v2-0768f34e8784f31dbbf1be10118e33a6_r.jpg" },
{ "projectName", "AICHAT" },
{ "UserName", "用户" },
{ "content", $"您的验证码为{code}，请在10分钟内使用" },
{ "information", "如有任何疑问或需要进一步的信息，请随时联系我们。<br><br>期待为您提供更多的帮助！" },
{ "footnote", "© 2023 All rights reserved" }
});
邮件发送方法
using System.Net;
using System.Net.Mail;
namespace ChatGPT_API.Tool;
public class SMTPMail
{
private readonly MailConfiguration _mailConfiguration; //SMTP服务器
public SMTPMail(MailConfiguration mailConfiguration)
{
_mailConfiguration = mailConfiguration;
}
public bool Send()
{
try
{
//确定smtp服务器地址 实例化一个Smtp客户端
SmtpClient smtpclient = new SmtpClient();
smtpclient.Host = _mailConfiguration.smtpService;
smtpclient.Port = _mailConfiguration.port; //qq邮箱可以不用端口
//确定发件地址与收件地址
MailAddress sendAddress = new MailAddress(_mailConfiguration.sendEmail, "AICHAT");
MailAddress receiveAddress = new MailAddress(_mailConfiguration.reAddress);
//构造一个Email的Message对象 内容信息
MailMessage mailMessage = new MailMessage(sendAddress, receiveAddress);
mailMessage.Subject = _mailConfiguration.subject;
mailMessage.SubjectEncoding = System.Text.Encoding.UTF8;
mailMessage.Body = _mailConfiguration.body;
mailMessage.BodyEncoding = System.Text.Encoding.UTF8;
mailMessage.IsBodyHtml = true;
//邮件发送方式 通过网络发送到smtp服务器
smtpclient.DeliveryMethod = SmtpDeliveryMethod.Network;
//如果服务器支持安全连接，则将安全连接设为true
smtpclient.EnableSsl = true;
try
{
//是否使用默认凭据，若为false，则使用自定义的证书，就是下面的networkCredential实例对象
smtpclient.UseDefaultCredentials = false;
//指定邮箱账号和密码,需要注意的是，这个密码是你在QQ邮箱设置里开启服务的时候给你的那个授权码
NetworkCredential networkCredential =
new NetworkCredential(_mailConfiguration.sendEmail, _mailConfiguration.sendPwd);
smtpclient.Credentials = networkCredential;
//发送邮件
smtpclient.Send(mailMessage);
return true;
}
catch (System.Net.Mail.SmtpException ex)
{
return false;
}
}
catch (Exception e)
{
return false;
}
}
}
public class MailConfiguration
{
/// <summary>
/// SMTP服务器
/// </summary>
public string smtpService { get; set; }
/// <summary>
/// 发件人邮箱
/// </summary>
public string sendEmail { get; set; }
/// <summary>
/// SMTP密码
/// </summary>
public string sendPwd { get; set; }
/// <summary>
/// SMTP端口
/// </summary>
public int port { get; set; } = 587;
/// <summary>
/// 接收邮件的地址
/// </summary>
public string reAddress { get; set; }
/// <summary>
/// 邮件主题
/// </summary>
public string subject { get; set; }
/// <summary>
/// 邮件内容
/// </summary>
public string body { get; set; }
}
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