init commit

20220330_Vote/Ewide.RoadFlow/Utility/Mail.cs

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+using System.Collections.Generic;
+using System.IO;
+using System.Net.Mail;
+
+namespace RoadFlow.Utility
+{
+    public class Mail
+    {
+        /// <summary>
+        /// 邮件实体
+        /// </summary>
+        public class MailModel
+        {
+            /// <summary>
+            /// 接收人
+            /// </summary>
+            public string ReceiverName { get; set; }
+            /// <summary>
+            /// 接收邮件地址
+            /// </summary>
+            public string ReceiveMail { get; set; }
+            /// <summary>
+            /// 邮件主题
+            /// </summary>
+            public string Subject { get; set; }
+            /// <summary>
+            /// 邮件内容（可带HTML格式）
+            /// </summary>
+            public string Contents { get; set; }
+            /// <summary>
+            /// 邮件附件绝对地址（多个用逗号隔开）
+            /// </summary>
+            public string Attachments { get; set; } = string.Empty;
+        }
+
+        /// <summary>
+        /// 邮件服务器
+        /// </summary>
+        private string _smtpServer;
+        /// <summary>
+        /// 邮件服务器端口
+        /// </summary>
+        private int _port;
+        /// <summary>
+        /// 是否使用SSL
+        /// </summary>
+        private bool _enableSsl;
+        /// <summary>
+        /// 邮件帐号
+        /// </summary>
+        private string _account;
+        /// <summary>
+        /// 邮件密码
+        /// </summary>
+        private string _password;
+        /// <summary>
+        /// 发件人
+        /// </summary>
+        private string _senderName;
+        /// <summary>
+        /// 发件人邮件地址
+        /// </summary>
+        private string _senderMail;
+        public Mail(string smtpServer, int port, bool enableSsl, string account, string password, string senderName, string senderMail)
+        {
+            _smtpServer = smtpServer;
+            _port = port;
+            _enableSsl = enableSsl;
+            _account = account;
+            _password = password;
+            _senderName = senderName;
+            _senderMail = senderMail;
+        }
+        public Mail()
+        {
+            _smtpServer = Config.MailServer;
+            _port = Config.MailPort;
+            _enableSsl = Config.MailEnableSsl;
+            _account = Config.MailAccount;
+            _password = Config.MailPassword;
+            _senderName = Config.MailSenderName;
+            _senderMail = Config.MailSenderMail;
+        }
+        /// <summary>
+        /// 发送邮件
+        /// </summary>
+        /// <param name="receiver">收件人姓名</param>
+        /// <param name="mail">收件人邮箱地址</param>
+        /// <param name="subject">邮件主题</param>
+        /// <param name="content">邮件内容（可带HTML格式）</param>
+        /// <param name="files">邮件附件绝对地址（多个用逗号隔开）</param>
+        public void Send(string receiver, string mail, string subject, string content, string files = "")
+        {
+            MailModel mailModel = new MailModel()
+            {
+                ReceiverName = receiver,
+                ReceiveMail = mail,
+                Subject = subject,
+                Contents = content,
+                Attachments = files
+            };
+            Send(new List<MailModel>() { mailModel });
+        }
+
+        /// <summary>
+        /// 发送邮件
+        /// </summary>
+        /// <param name="mailModel"></param>
+        public void Send(MailModel mailModel)
+        {
+            Send(mailModel);
+        }
+
+        /// <summary>
+        /// 一次发多个邮件
+        /// </summary>
+        /// <param name="mails"></param>
+        public void Send(List<MailModel> mails)
+        {
+            if (_smtpServer.IsNullOrWhiteSpace() || _account.IsNullOrWhiteSpace() || _password.IsNullOrWhiteSpace()
+                || _senderName.IsNullOrWhiteSpace() || _senderMail.IsNullOrWhiteSpace() || mails == null || mails.Count == 0)
+            {
+                return;
+            }
+
+            // 邮件对象
+            MailMessage emailMessage;
+
+            // smtp客户端对象
+            using (SmtpClient client = new SmtpClient())
+            {
+                client.Host = _smtpServer;// 邮件服务器及帐户信息
+                if (_port > 0)
+                {
+                    client.Port = _port;
+                }
+                if (_enableSsl)
+                {
+                    client.EnableSsl = true;
+                }
+                System.Net.NetworkCredential Credential = new System.Net.NetworkCredential
+                {
+                    UserName = _account,
+                    Password = _password
+                };
+                client.Credentials = Credential;
+
+                // 发件人
+                MailAddress sendMail = new MailAddress(_senderMail, _senderName);
+                foreach (var mail in mails)
+                {
+                    MailAddress receiveMail = new MailAddress(mail.ReceiveMail);
+                    emailMessage = new MailMessage(sendMail, receiveMail)
+                    {
+                        Subject = mail.Subject,
+                        Body = mail.Contents,
+                        IsBodyHtml = true,
+                        SubjectEncoding = System.Text.Encoding.Default,
+                        BodyEncoding = System.Text.Encoding.Default
+                    };
+                    if (!mail.Attachments.IsNullOrWhiteSpace())
+                    {
+                        foreach (string file in mail.Attachments.Split(','))
+                        {
+                            if (file.IsNullOrWhiteSpace() || !System.IO.File.Exists(file))
+                            {
+                                continue;
+                            }
+                            Attachment attachment = new Attachment(File.OpenRead(file), Path.GetFileName(file));
+                            emailMessage.Attachments.Add(attachment);
+                        }
+                    }
+                    try
+                    {
+                        client.Send(emailMessage);
+                    }
+                    catch
+                    {
+
+                    }
+                }
+            }
+        }
+
+    }
+}