• [C#]exchange发送,收件箱操作类


    最近项目中需要用到exchange的操作,就参照msdn弄了一个简单的操作类。目前先实现了,发送邮件和拉取收件箱的功能,其他的以后在慢慢的添加。

    using Microsoft.Exchange.WebServices.Data;
    using System;
    using System.Collections.Generic;
    using System.Linq;
    using System.Net;
    using System.Text;
    using System.Threading.Tasks;
    
    namespace WebSite.Utilities.Mail
    {
        /// <summary>
        /// exchange邮件客户端类
        /// </summary>
        public class ExChangeMailClient
        {
            /// <summary>
            /// exchange服务对象
            /// </summary>
            private static ExchangeService _exchangeService = new ExchangeService(ExchangeVersion.Exchange2010_SP1);
            /// <summary>
            /// 获取收件箱
            /// </summary>
            /// <param name="userId">当前用户名</param>
            /// <param name="pwd">密码</param>
            /// <param name="domain"></param>
            /// <param name="pageSize">一次加载的数量</param>
            /// <param name="offset">偏移量</param>
            /// <returns></returns>
            public static List<Email> GetInbox(string userId, string pwd, string domain, int pageSize, int offset)
            {
                try
                {
                    if (string.IsNullOrEmpty(userId) || string.IsNullOrEmpty(pwd) || string.IsNullOrEmpty(domain))
                    {
                        throw new ArgumentNullException("当前用户信息为空,无法访问exchange服务器");
                    }
                    List<Email> lstEmails = new List<Email>();
                    _exchangeService.Credentials = new NetworkCredential(userId, pwd, domain);
                    _exchangeService.Url = new Uri(WebConfig.ExchangeServerUrl);
                    ItemView view = new ItemView(pageSize, offset);
                    FindItemsResults<Item> findResults = _exchangeService.FindItems(WellKnownFolderName.Inbox, SetFilter(), view);
                    foreach (Item item in findResults.Items)
                    {
                        item.Load(PropertySet.FirstClassProperties);

    //转化为EmailMessage获取 获取邮件详情
    var currentEmail = (Microsoft.Exchange.WebServices.Data.EmailMessage)(item);
    List<string> ccRecipientsEmailLists = new List<string>();
    List<string> bccRecipientsEmailLists = new List<string>();
    foreach (var cc in currentEmail.CcRecipients)
    {
    ccRecipientsEmailLists.Add(cc.Address);
    }
    foreach (var bcc in currentEmail.BccRecipients)
    {
    bccRecipientsEmailLists.Add(bcc.Address);
    }
    lstEmails.Add(new Email()
    {
    ExchangeItemId = item.Id.ChangeKey,
    body = item.Body.Text,
    Mail_cc = string.Join(";", ccRecipientsEmailLists.ToArray()),
    Mail_bcc = string.Join(";", bccRecipientsEmailLists.ToArray()),
    Mail_from = currentEmail.From.Address,
    IsRead = item.IsNew,
    Subject = item.Subject,
    CreateOn = item.DateTimeCreated
    });

    
                    }
                    return lstEmails;
                }
                catch (Exception ex)
                {
    
                    throw ex;
                }
    
            }
    
            /// <summary>
            /// 根据用户邮件地址返回用户的未读邮件数
            /// </summary>
            /// <param name="user"></param>
            /// <returns></returns>
            public static int GetUnReadMailCountByUserMailAddress(string userId, string pwd, string domain, string email)
            {
                int unRead = 0;
                try
                {
                    _exchangeService.Credentials = new NetworkCredential(userId, pwd, domain);
                    _exchangeService.Url = new Uri(WebConfig.ExchangeServerUrl);
                    _exchangeService.ImpersonatedUserId = new Microsoft.Exchange.WebServices.Data.ImpersonatedUserId(Microsoft.Exchange.WebServices.Data.ConnectingIdType.SmtpAddress, email);
    
                    unRead = Microsoft.Exchange.WebServices.Data.Folder.Bind(_exchangeService, Microsoft.Exchange.WebServices.Data.WellKnownFolderName.Inbox).UnreadCount;
                }
                catch (Exception ex)
                {
                    throw ex;
                }
                return unRead;
            }
            /// <summary>
            /// 过滤器
            /// </summary>
            /// <returns></returns>
            private static SearchFilter SetFilter()
            {
                List<SearchFilter> searchFilterCollection = new List<SearchFilter>();
                //searchFilterCollection.Add(new SearchFilter.IsEqualTo(EmailMessageSchema.IsRead, false));
                //searchFilterCollection.Add(new SearchFilter.IsEqualTo(EmailMessageSchema.IsRead, true));
                //筛选今天的邮件
                SearchFilter start = new SearchFilter.IsGreaterThanOrEqualTo(EmailMessageSchema.DateTimeCreated, Convert.ToDateTime(DateTime.Now.ToString("yyyy-MM-dd 00:00:00")));
                SearchFilter end = new SearchFilter.IsLessThanOrEqualTo(EmailMessageSchema.DateTimeCreated, Convert.ToDateTime(DateTime.Now.ToString("yyyy-MM-dd 23:59:59")));
                searchFilterCollection.Add(start);
                searchFilterCollection.Add(end);
                SearchFilter filter = new SearchFilter.SearchFilterCollection(LogicalOperator.And, searchFilterCollection.ToArray());
                return filter;
            }
            /// <summary>
            /// 发送邮件
            /// </summary>
            /// <param name="email"></param>
            /// <returns></returns>
            public static void SendMail(Email email, string userId, string pwd, string domain)
            {
                try
                {
                    _exchangeService.Credentials = new NetworkCredential(userId, pwd, domain);
                    _exchangeService.Url = new Uri(WebConfig.ExchangeServerUrl);
                    //发送人
                    Mailbox mail = new Mailbox(email.Mail_from);
                    //邮件内容
                    EmailMessage message = new EmailMessage(_exchangeService);
                    string[] strTos = email.Mail_to.Split(';');
                    //接收人
                    foreach (string item in strTos)
                    {
                        if (!string.IsNullOrEmpty(item))
                        {
                            message.ToRecipients.Add(item);
                        }
                    }
                    //抄送人
                    foreach (string item in email.Mail_cc.Split(';'))
                    {
                        if (!string.IsNullOrEmpty(item))
                        {
                            message.CcRecipients.Add(item);
                        }
    
                    }
                    //邮件标题
                    message.Subject = email.Subject;
                    //邮件内容
                    message.Body = new MessageBody(email.body);
                    //发送并且保存
                    message.SendAndSaveCopy();
    
                }
                catch (Exception ex)
                {
                    throw new Exception("发送邮件出错," + ex.Message + "
    " + ex.StackTrace);
                }
            }
        }
    }
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  • 原文地址:https://www.cnblogs.com/wolf-sun/p/5390782.html
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